优化文件句柄缓存容量判断

.golangci.yaml

@@ -0,0 +1,74 @@
+# https://golangci-lint.run/usage/configuration/
+
+linters:
+  enable-all: true
+  disable:
+    - ifshort
+    - exhaustivestruct
+    - golint
+    - nosnakecase
+    - scopelint
+    - varcheck
+    - structcheck
+    - interfacer
+    - maligned
+    - deadcode
+    - dogsled
+    - wrapcheck
+    - wastedassign
+    - varnamelen
+    - testpackage
+    - thelper
+    - nilerr
+    - sqlclosecheck
+    - paralleltest
+    - nonamedreturns
+    - nlreturn
+    - nakedret
+    - ireturn
+    - interfacebloat
+    - gosmopolitan
+    - gomnd
+    - goerr113
+    - gochecknoglobals
+    - exhaustruct
+    - errorlint
+    - depguard
+    - exhaustive
+    - containedctx
+    - wsl
+    - cyclop
+    - dupword
+    - errchkjson
+    - contextcheck
+    - tagalign
+    - dupl
+    - forbidigo
+    - funlen
+    - goconst
+    - godox
+    - gosec
+    - lll
+    - nestif
+    - revive
+    - unparam
+    - stylecheck
+    - gocritic
+    - gofumpt
+    - gomoddirectives
+    - godot
+    - gofmt
+    - gocognit
+    - mirror
+    - gocyclo
+    - gochecknoinits
+    - gci
+    - maintidx
+    - prealloc
+    - goimports
+    - errname
+    - musttag
+    - forcetypeassert
+    - whitespace
+    - noctx
+    - rowserrcheck

build/build.sh

@@ -6,8 +6,10 @@ function build() {
 	VERSION=$(lookup-version "$ROOT"/../internal/const/const.go)
 	DIST=$ROOT/"../dist/${NAME}"
 	MUSL_DIR="/usr/local/opt/musl-cross/bin"
-	GCC_X86_64_DIR="/usr/local/Cellar/x86_64-unknown-linux-gnu/10.3.0/bin"
-	GCC_ARM64_DIR="/usr/local/Cellar/aarch64-unknown-linux-gnu/10.3.0/bin"
+
+	# for macOS users: precompiled gcc can be downloaded from https://github.com/messense/homebrew-macos-cross-toolchains
+	GCC_X86_64_DIR="/usr/local/gcc/x86_64-unknown-linux-gnu/bin"
+	GCC_ARM64_DIR="//usr/local/gcc/aarch64-unknown-linux-gnu/bin"
 
 	OS=${1}
 	ARCH=${2}
@@ -49,15 +51,19 @@ function build() {
 		fi
 	fi
 
-	cp "$ROOT"/configs/api.template.yaml "$DIST"/configs
+	cp "$ROOT"/configs/api_node.template.yaml "$DIST"/configs
 	cp "$ROOT"/configs/cluster.template.yaml "$DIST"/configs
 	cp -R "$ROOT"/www "$DIST"/
 	cp -R "$ROOT"/pages "$DIST"/
 
-	# we support TOA on linux/amd64 only
-	if [ "$OS" == "linux" ] && [ "$ARCH" == "amd64" ]
+	# we support TOA on linux only
+	if [ "$OS" == "linux" ] && [ -f "${ROOT}/edge-toa/edge-toa-${ARCH}" ]
 	then
-		cp -R "$ROOT"/edge-toa "$DIST"
+		if [ ! -d  "$DIST/edge-toa" ]
+		then
+			mkdir "$DIST/edge-toa"
+		fi
+		cp "${ROOT}/edge-toa/edge-toa-${ARCH}" "$DIST/edge-toa/edge-toa"
 	fi
 
 	echo "building ..."
@@ -120,6 +126,11 @@ function build() {
 		env GOOS="${OS}" GOARCH="${ARCH}" CGO_ENABLED=1 go build -trimpath -tags $BUILD_TAG -o "$DIST"/bin/${NAME} -ldflags="-s -w" "$ROOT"/../cmd/edge-node/main.go
 	fi
 
+	if [ ! -f "${DIST}/bin/${NAME}" ]; then
+		echo "build failed!"
+		exit
+	fi
+
 	# delete hidden files
 	find "$DIST" -name ".DS_Store" -delete
 	find "$DIST" -name ".gitignore" -delete

build/configs/.gitignore

@@ -1,4 +1,6 @@
 node.json
 api.yaml
+api_node.yaml
 cluster.yaml
+api_cluster.yaml
 *.cache

build/configs/README.md

@@ -1,2 +1,2 @@
-* `api.template.yaml` - API相关配置模板
+* `api_node.template.yaml` - API相关配置模板
 * `cluster.template.yaml` - 通过集群自动接入节点模板

build/configs/api.template.yaml

@@ -1,4 +0,0 @@
-rpc:
-  endpoints: [ "" ]
-nodeId: ""
-secret: ""

build/configs/api_node.template.yaml

@@ -0,0 +1,3 @@
+rpc.endpoints: [ "" ]
+nodeId: ""
+secret: ""

cmd/edge-node/main.go

@@ -5,8 +5,12 @@ import (
 	"flag"
 	"fmt"
 	"github.com/TeaOSLab/EdgeNode/internal/apps"
+	"github.com/TeaOSLab/EdgeNode/internal/configs"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
 	"github.com/TeaOSLab/EdgeNode/internal/nodes"
+	"github.com/TeaOSLab/EdgeNode/internal/utils"
+	fsutils "github.com/TeaOSLab/EdgeNode/internal/utils/fs"
+	"github.com/iwind/TeaGo/Tea"
 	_ "github.com/iwind/TeaGo/bootstrap"
 	"github.com/iwind/TeaGo/logs"
 	"github.com/iwind/TeaGo/maps"
@@ -16,17 +20,90 @@ import (
 	"net/http"
 	_ "net/http/pprof"
 	"os"
+	"path/filepath"
 	"sort"
+	"strings"
+	"time"
 )
 
 func main() {
 	var app = apps.NewAppCmd().
 		Version(teaconst.Version).
 		Product(teaconst.ProductName).
-		Usage(teaconst.ProcessName + " [-v|start|stop|restart|status|quit|test|reload|service|daemon|pprof|accesslog]").
-		Usage(teaconst.ProcessName + " [trackers|goman|conns|gc]").
+		Usage(teaconst.ProcessName + " [-v|start|stop|restart|status|quit|test|reload|service|daemon|pprof|accesslog|uninstall]").
+		Usage(teaconst.ProcessName + " [trackers|goman|conns|gc|bandwidth|disk|cache.garbage]").
 		Usage(teaconst.ProcessName + " [ip.drop|ip.reject|ip.remove|ip.close] IP")
 
+	app.On("start:before", func() {
+		// validate config
+		_, err := configs.LoadAPIConfig()
+		if err != nil {
+			// validate cluster config
+			_, clusterErr := configs.LoadClusterConfig()
+			if clusterErr != nil { // fail again
+				fmt.Println("[ERROR]start failed: load api config from '" + Tea.ConfigFile(configs.ConfigFileName) + "' failed: " + err.Error())
+				os.Exit(0)
+			}
+		}
+	})
+	app.On("uninstall", func() {
+		// service
+		fmt.Println("Uninstall service ...")
+		var manager = utils.NewServiceManager(teaconst.ProcessName, teaconst.ProductName)
+		go func() {
+			_ = manager.Uninstall()
+		}()
+
+		// stop
+		fmt.Println("Stopping ...")
+		_, _ = gosock.NewTmpSock(teaconst.ProcessName).SendTimeout(&gosock.Command{Code: "stop"}, 1*time.Second)
+
+		// delete files
+		var exe, _ = os.Executable()
+		if len(exe) == 0 {
+			return
+		}
+
+		var dir = filepath.Dir(filepath.Dir(exe)) // ROOT / bin / exe
+
+		// verify dir
+		{
+			fmt.Println("Checking '" + dir + "' ...")
+			for _, subDir := range []string{"bin/" + filepath.Base(exe), "configs", "logs"} {
+				_, err := os.Stat(dir + "/" + subDir)
+				if err != nil {
+					fmt.Println("[ERROR]program directory structure has been broken, please remove it manually.")
+					return
+				}
+			}
+
+			fmt.Println("Removing '" + dir + "' ...")
+			err := os.RemoveAll(dir)
+			if err != nil {
+				fmt.Println("[ERROR]remove failed: " + err.Error())
+			}
+		}
+
+		// delete symbolic links
+		fmt.Println("Removing symbolic links ...")
+		_ = os.Remove("/usr/bin/" + teaconst.ProcessName)
+		_ = os.Remove("/var/log/" + teaconst.ProcessName)
+
+		// delete configs
+		// nothing to delete for EdgeNode
+
+		// delete sock
+		fmt.Println("Removing temporary files ...")
+		var tempDir = os.TempDir()
+		_ = os.Remove(tempDir + "/" + teaconst.ProcessName + ".sock")
+		_ = os.Remove(tempDir + "/" + teaconst.AccessLogSockName)
+
+		// cache ...
+		fmt.Println("Please delete cache directories by yourself.")
+
+		// done
+		fmt.Println("[DONE]")
+	})
 	app.On("test", func() {
 		err := nodes.NewNode().Test()
 		if err != nil {
@@ -365,6 +442,81 @@ func main() {
 		}
 		fmt.Println(string(statsJSON))
 	})
+	app.On("disk", func() {
+		var args = os.Args[2:]
+		if len(args) > 0 {
+			switch args[0] {
+			case "speed":
+				speedMB, isFast, err := fsutils.CheckDiskIsFast()
+				if err != nil {
+					fmt.Println("[ERROR]" + err.Error())
+				} else {
+					fmt.Printf("Speed: %.0fMB/s\n", speedMB)
+					if isFast {
+						fmt.Println("IsFast: true")
+					} else {
+						fmt.Println("IsFast: false")
+					}
+				}
+			default:
+				fmt.Println("Usage: edge-node disk [speed]")
+			}
+		} else {
+			fmt.Println("Usage: edge-node disk [speed]")
+		}
+	})
+	app.On("cache.garbage", func() {
+		fmt.Println("scanning ...")
+
+		var shouldDelete bool
+		for _, arg := range os.Args {
+			if strings.TrimLeft(arg, "-") == "delete" {
+				shouldDelete = true
+			}
+		}
+
+		var progressSock = gosock.NewTmpSock(teaconst.CacheGarbageSockName)
+		progressSock.OnCommand(func(cmd *gosock.Command) {
+			var params = maps.NewMap(cmd.Params)
+			if cmd.Code == "progress" {
+				fmt.Printf("%.2f%% %d\n", params.GetFloat64("progress")*100, params.GetInt("count"))
+				_ = cmd.ReplyOk()
+			}
+		})
+		go func() {
+			_ = progressSock.Listen()
+		}()
+		time.Sleep(1 * time.Second)
+
+		var sock = gosock.NewTmpSock(teaconst.ProcessName)
+		reply, err := sock.Send(&gosock.Command{
+			Code:   "cache.garbage",
+			Params: map[string]any{"delete": shouldDelete},
+		})
+		if err != nil {
+			fmt.Println("[ERROR]" + err.Error())
+			return
+		}
+
+		var params = maps.NewMap(reply.Params)
+		if params.GetBool("isOk") {
+			var count = params.GetInt("count")
+			fmt.Println("found", count, "bad caches")
+
+			if count > 0 {
+				fmt.Println("======")
+				var sampleFiles = params.GetSlice("sampleFiles")
+				for _, file := range sampleFiles {
+					fmt.Println(types.String(file))
+				}
+				if count > len(sampleFiles) {
+					fmt.Println("... more files")
+				}
+			}
+		} else {
+			fmt.Println("[ERROR]" + params.GetString("error"))
+		}
+	})
 	app.Run(func() {
 		var node = nodes.NewNode()
 		node.Start()

go.mod

@@ -13,32 +13,34 @@ require (
 	github.com/aliyun/aliyun-oss-go-sdk v2.2.7+incompatible
 	github.com/andybalholm/brotli v1.0.5
 	github.com/aws/aws-sdk-go v1.44.279
+	github.com/baidubce/bce-sdk-go v0.9.153
 	github.com/biessek/golang-ico v0.0.0-20180326222316-d348d9ea4670
 	github.com/cespare/xxhash v1.1.0
 	github.com/dchest/captcha v0.0.0-20200903113550-03f5f0333e1f
 	github.com/fsnotify/fsnotify v1.6.0
 	github.com/go-redis/redis/v8 v8.11.5
-	github.com/golang/protobuf v1.5.3
+	github.com/google/gopacket v1.1.19
 	github.com/google/nftables v0.1.0
 	github.com/huaweicloud/huaweicloud-sdk-go-obs v3.23.4+incompatible
 	github.com/iwind/TeaGo v0.0.0-20230630104525-161f0b32996d
 	github.com/iwind/gofcgi v0.0.0-20210528023741-a92711d45f11
 	github.com/iwind/gosock v0.0.0-20211103081026-ee4652210ca4
-	github.com/iwind/gowebp v0.0.0-20230615040911-5013dbb9d508
+	github.com/iwind/gowebp v0.0.0-20230927084601-21954d2e229f
 	github.com/klauspost/compress v1.16.5
-	github.com/mattn/go-sqlite3 v1.14.9
+	github.com/mattn/go-sqlite3 v1.14.17
 	github.com/mdlayher/netlink v1.7.1
 	github.com/miekg/dns v1.1.43
 	github.com/mssola/useragent v1.0.0
 	github.com/pires/go-proxyproto v0.6.1
 	github.com/qiniu/go-sdk/v7 v7.16.0
-	github.com/quic-go/quic-go v0.36.1
+	github.com/quic-go/quic-go v0.39.0
 	github.com/shirou/gopsutil/v3 v3.22.2
 	github.com/tencentyun/cos-go-sdk-v5 v0.7.41
 	golang.org/x/image v0.7.0
-	golang.org/x/net v0.12.0
-	golang.org/x/sys v0.10.0
+	golang.org/x/net v0.17.0
+	golang.org/x/sys v0.13.0
 	google.golang.org/grpc v1.55.0
+	google.golang.org/protobuf v1.30.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
@@ -49,10 +51,10 @@ require (
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
-	github.com/golang/mock v1.6.0 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/go-querystring v1.0.0 // indirect
-	github.com/google/pprof v0.0.0-20230705174524-200ffdc848b8 // indirect
+	github.com/google/pprof v0.0.0-20230912144702-c363fe2c2ed8 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/josharian/native v1.0.0 // indirect
 	github.com/jsummers/gobmp v0.0.0-20151104160322-e2ba15ffa76e // indirect
@@ -60,23 +62,22 @@ require (
 	github.com/mdlayher/socket v0.4.0 // indirect
 	github.com/mitchellh/mapstructure v1.4.3 // indirect
 	github.com/mozillazg/go-httpheader v0.2.1 // indirect
-	github.com/onsi/ginkgo/v2 v2.11.0 // indirect
+	github.com/onsi/ginkgo/v2 v2.12.1 // indirect
 	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
 	github.com/quic-go/qpack v0.4.0 // indirect
-	github.com/quic-go/qtls-go1-19 v0.3.2 // indirect
-	github.com/quic-go/qtls-go1-20 v0.2.2 // indirect
+	github.com/quic-go/qtls-go1-20 v0.3.4 // indirect
 	github.com/tdewolff/minify/v2 v2.12.7 // indirect
 	github.com/tdewolff/parse/v2 v2.6.6 // indirect
 	github.com/tklauser/go-sysconf v0.3.9 // indirect
 	github.com/tklauser/numcpus v0.3.0 // indirect
 	github.com/yusufpapurcu/wmi v1.2.2 // indirect
-	golang.org/x/crypto v0.11.0 // indirect
-	golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df // indirect
+	go.uber.org/mock v0.3.0 // indirect
+	golang.org/x/crypto v0.14.0 // indirect
+	golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
 	golang.org/x/mod v0.12.0 // indirect
 	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/text v0.11.0 // indirect
+	golang.org/x/text v0.13.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
-	golang.org/x/tools v0.11.0 // indirect
+	golang.org/x/tools v0.13.0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20230530153820-e85fd2cbaebc // indirect
-	google.golang.org/protobuf v1.30.0 // indirect
 )

go.sum

@@ -7,6 +7,8 @@ github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/
 github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/aws/aws-sdk-go v1.44.279 h1:g23dxnYjIiPlQo0gIKNR0zVPsSvo1bj5frWln+5sfhk=
 github.com/aws/aws-sdk-go v1.44.279/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
+github.com/baidubce/bce-sdk-go v0.9.153 h1:h5l2EXehe4C4/bdlAPBaULrbnEDgIu5HOYgniN7bjGM=
+github.com/baidubce/bce-sdk-go v0.9.153/go.mod h1:zbYJMQwE4IZuyrJiFO8tO8NbtYiKTFTbwh4eIsqjVdg=
 github.com/biessek/golang-ico v0.0.0-20180326222316-d348d9ea4670 h1:FQPKKjDhzG0T4ew6dm6MGrXb4PRAi8ZmTuYuxcF62BM=
 github.com/biessek/golang-ico v0.0.0-20180326222316-d348d9ea4670/go.mod h1:iRWAFbKXMMkVQyxZ1PfGlkBr1TjATx1zy2MRprV7A3Q=
 github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
@@ -41,8 +43,6 @@ github.com/go-redis/redis/v8 v8.11.5 h1:AcZZR7igkdvfVmQTPnu9WE37LRrO/YrBH5zWyjDC
 github.com/go-redis/redis/v8 v8.11.5/go.mod h1:gREzHqY1hg6oD9ngVRbLStwAWKhA0FEgq8Jd4h5lpwo=
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
-github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
-github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
 github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
@@ -53,8 +53,10 @@ github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-querystring v1.0.0 h1:Xkwi/a1rcvNg1PPYe5vI8GbeBY/jrVuDX5ASuANWTrk=
 github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
-github.com/google/pprof v0.0.0-20230705174524-200ffdc848b8 h1:n6vlPhxsA+BW/XsS5+uqi7GyzaLa5MH7qlSLBZtRdiA=
-github.com/google/pprof v0.0.0-20230705174524-200ffdc848b8/go.mod h1:Jh3hGz2jkYak8qXPD19ryItVnUgpgeqzdkY/D0EaeuA=
+github.com/google/gopacket v1.1.19 h1:ves8RnFZPGiFnTS0uPQStjwru6uO6h+nlr9j6fL7kF8=
+github.com/google/gopacket v1.1.19/go.mod h1:iJ8V8n6KS+z2U1A8pUwu8bW5SyEMkXJB8Yo/Vo+TKTo=
+github.com/google/pprof v0.0.0-20230912144702-c363fe2c2ed8 h1:gpptm606MZYGaMHMsB4Srmb6EbW/IVHnt04rcMXnkBQ=
+github.com/google/pprof v0.0.0-20230912144702-c363fe2c2ed8/go.mod h1:czg5+yv1E0ZGTi6S6vVK1mke0fV+FaUhNGcd6VRS9Ik=
 github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/huaweicloud/huaweicloud-sdk-go-obs v3.23.4+incompatible h1:XRAk4HBDLCYEdPLWtKf5iZhOi7lfx17aY0oSO9+mcg8=
@@ -67,8 +69,8 @@ github.com/iwind/gofcgi v0.0.0-20210528023741-a92711d45f11 h1:DaQjoWZhLNxjhIXedV
 github.com/iwind/gofcgi v0.0.0-20210528023741-a92711d45f11/go.mod h1:JtbX20untAjUVjZs1ZBtq80f5rJWvwtQNRL6EnuYRnY=
 github.com/iwind/gosock v0.0.0-20211103081026-ee4652210ca4 h1:VWGsCqTzObdlbf7UUE3oceIpcEKi4C/YBUszQXk118A=
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@@ -93,8 +95,8 @@ github.com/leodido/go-urn v1.2.1/go.mod h1:zt4jvISO2HfUBqxjfIshjdMTYS56ZS/qv49ic
 github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 h1:6E+4a0GO5zZEnZ81pIr0yLvtUWk2if982qA3F3QD6H4=
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 github.com/matryer/try v0.0.0-20161228173917-9ac251b645a2/go.mod h1:0KeJpeMD6o+O4hW7qJOT7vyQPKrWmj26uf5wMc/IiIs=
-github.com/mattn/go-sqlite3 v1.14.9 h1:10HX2Td0ocZpYEjhilsuo6WWtUqttj2Kb0KtD86/KYA=
-github.com/mattn/go-sqlite3 v1.14.9/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU=
+github.com/mattn/go-sqlite3 v1.14.17 h1:mCRHCLDUBXgpKAqIKsaAaAsrAlbkeomtRFKXh2L6YIM=
+github.com/mattn/go-sqlite3 v1.14.17/go.mod h1:2eHXhiwb8IkHr+BDWZGa96P6+rkvnG63S2DGjv9HUNg=
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 github.com/mdlayher/socket v0.4.0 h1:280wsy40IC9M9q1uPGcLBwXpcTQDtoGwVt+BNoITxIw=
@@ -109,9 +111,9 @@ github.com/mssola/useragent v1.0.0 h1:WRlDpXyxHDNfvZaPEut5Biveq86Ze4o4EMffyMxmH5
 github.com/mssola/useragent v1.0.0/go.mod h1:hz9Cqz4RXusgg1EdI4Al0INR62kP7aPSRNHnpU+b85Y=
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 github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
-github.com/onsi/ginkgo/v2 v2.11.0 h1:WgqUCUt/lT6yXoQ8Wef0fsNn5cAuMK7+KT9UFRz2tcU=
-github.com/onsi/ginkgo/v2 v2.11.0/go.mod h1:ZhrRA5XmEE3x3rhlzamx/JJvujdZoJ2uvgI7kR0iZvM=
-github.com/onsi/gomega v1.27.8 h1:gegWiwZjBsf2DgiSbf5hpokZ98JVDMcWkUiigk6/KXc=
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@@ -126,12 +128,10 @@ github.com/qiniu/go-sdk/v7 v7.16.0/go.mod h1:nqoYCNo53ZlGA521RvRethvxUDvXKt4gtYX
 github.com/qiniu/x v1.10.5/go.mod h1:03Ni9tj+N2h2aKnAz+6N0Xfl8FwMEDRC2PAlxekASDs=
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-github.com/quic-go/qtls-go1-19 v0.3.2 h1:tFxjCFcTQzK+oMxG6Zcvp4Dq8dx4yD3dDiIiyc86Z5U=
-github.com/quic-go/qtls-go1-19 v0.3.2/go.mod h1:ySOI96ew8lnoKPtSqx2BlI5wCpUVPT05RMAlajtnyOI=
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-github.com/quic-go/qtls-go1-20 v0.2.2/go.mod h1:JKtK6mjbAVcUTN/9jZpvLbGxvdWIKS8uT7EiStoU1SM=
-github.com/quic-go/quic-go v0.36.1 h1:WsG73nVtnDy1TiACxFxhQ3TqaW+DipmqzLEtNlAwZyY=
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@@ -161,22 +161,26 @@ github.com/tklauser/go-sysconf v0.3.9/go.mod h1:11DU/5sG7UexIrp/O6g35hrWzu0JxlwQ
 github.com/tklauser/numcpus v0.3.0 h1:ILuRUQBtssgnxw0XXIjKUC56fgnOrFoQQ/4+DeU2biQ=
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@@ -184,12 +188,13 @@ golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
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-golang.org/x/net v0.12.0 h1:cfawfvKITfUsFCeJIHJrbSxpeu/E81khclypR0GVT50=
-golang.org/x/net v0.12.0/go.mod h1:zEVYFnQC7m/vmpQFELhcD1EWkZlX69l4oqgmer6hfKA=
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+golang.org/x/net v0.15.0/go.mod h1:idbUs1IY1+zTqbi8yxTbhexhEEk5ur9LInksu6HrEpk=
+golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
+golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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@@ -202,8 +207,6 @@ golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20210303074136-134d130e1a04/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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-golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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@@ -214,8 +217,10 @@ golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
-golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
+golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
+golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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@@ -228,21 +233,20 @@ golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
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-golang.org/x/text v0.11.0 h1:LAntKIrcmeSKERyiOh0XMV39LXS8IE9UL2yP7+f5ij4=
-golang.org/x/text v0.11.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
+golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
+golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4=
 golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
-golang.org/x/tools v0.11.0 h1:EMCa6U9S2LtZXLAMoWiR/R8dAQFRqbAitmbJ2UKhoi8=
-golang.org/x/tools v0.11.0/go.mod h1:anzJrxPjNtfgiYQYirP2CPGzGLxrH2u2QBhn6Bf3qY8=
+golang.org/x/tools v0.13.0 h1:Iey4qkscZuv0VvIt8E0neZjtPVQFSc870HQ448QgEmQ=
+golang.org/x/tools v0.13.0/go.mod h1:HvlwmtVNQAhOuCjW7xxvovg8wbNq7LwfXh/k7wXUl58=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20230530153820-e85fd2cbaebc h1:XSJ8Vk1SWuNr8S18z1NZSziL0CPIXLCCMDOEFtHBOFc=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20230530153820-e85fd2cbaebc/go.mod h1:66JfowdXAEgad5O9NnYcsNPLCPZJD++2L9X0PCMODrA=
 google.golang.org/grpc v1.55.0 h1:3Oj82/tFSCeUrRTg/5E/7d/W5A1tj6Ky1ABAuZuv5ag=

internal/apps/app_cmd.go

@@ -1,6 +1,7 @@
 package apps
 
 import (
+	"errors"
 	"fmt"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
 	executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
@@ -10,6 +11,7 @@ import (
 	"github.com/iwind/gosock/pkg/gosock"
 	"os"
 	"os/exec"
+	"path/filepath"
 	"runtime"
 	"strconv"
 	"strings"
@@ -87,8 +89,8 @@ func (this *AppCmd) Print() {
 		fmt.Println("")
 		fmt.Println("Options:")
 
-		spaces := 20
-		max := 40
+		var spaces = 20
+		var max = 40
 		for _, option := range this.options {
 			l := len(option.Code)
 			if l < max && l > spaces {
@@ -126,9 +128,12 @@ func (this *AppCmd) On(arg string, callback func()) {
 // Run 运行
 func (this *AppCmd) Run(main func()) {
 	// 获取参数
-	args := os.Args[1:]
+	var args = os.Args[1:]
 	if len(args) > 0 {
-		switch args[0] {
+		var mainArg = args[0]
+		this.callDirective(mainArg + ":before")
+
+		switch mainArg {
 		case "-v", "version", "-version", "--version":
 			this.runVersion()
 			return
@@ -151,19 +156,19 @@ func (this *AppCmd) Run(main func()) {
 
 		// 查找指令
 		for _, directive := range this.directives {
-			if directive.Arg == args[0] {
+			if directive.Arg == mainArg {
 				directive.Callback()
 				return
 			}
 		}
 
-		fmt.Println("unknown command '" + args[0] + "'")
+		fmt.Println("unknown command '" + mainArg + "'")
 
 		return
 	}
 
 	// 日志
-	writer := new(LogWriter)
+	var writer = new(LogWriter)
 	writer.Init()
 	logs.SetWriter(writer)
 
@@ -191,7 +196,7 @@ func (this *AppCmd) runStart() {
 
 	_ = os.Setenv("EdgeBackground", "on")
 
-	cmd := exec.Command(os.Args[0])
+	var cmd = exec.Command(this.exe())
 	cmd.SysProcAttr = &syscall.SysProcAttr{
 		Foreground: false,
 		Setsid:     true,
@@ -203,6 +208,9 @@ func (this *AppCmd) runStart() {
 		return
 	}
 
+	// create symbolic links
+	_ = this.createSymLinks()
+
 	fmt.Println(this.product+" started ok, pid:", cmd.Process.Pid)
 }
 
@@ -277,3 +285,69 @@ func (this *AppCmd) ParseOptions(args []string) map[string][]string {
 	}
 	return result
 }
+
+func (this *AppCmd) exe() string {
+	var exe, _ = os.Executable()
+	if len(exe) == 0 {
+		exe = os.Args[0]
+	}
+	return exe
+}
+
+// 创建软链接
+func (this *AppCmd) createSymLinks() error {
+	if runtime.GOOS != "linux" {
+		return nil
+	}
+
+	var exe, _ = os.Executable()
+	if len(exe) == 0 {
+		return nil
+	}
+
+	var errorList = []string{}
+
+	// bin
+	{
+		var target = "/usr/bin/" + teaconst.ProcessName
+		old, _ := filepath.EvalSymlinks(target)
+		if old != exe {
+			_ = os.Remove(target)
+			err := os.Symlink(exe, target)
+			if err != nil {
+				errorList = append(errorList, err.Error())
+			}
+		}
+	}
+
+	// log
+	{
+		var realPath = filepath.Dir(filepath.Dir(exe)) + "/logs/run.log"
+		var target = "/var/log/" + teaconst.ProcessName + ".log"
+		old, _ := filepath.EvalSymlinks(target)
+		if old != realPath {
+			_ = os.Remove(target)
+			err := os.Symlink(realPath, target)
+			if err != nil {
+				errorList = append(errorList, err.Error())
+			}
+		}
+	}
+
+	if len(errorList) > 0 {
+		return errors.New(strings.Join(errorList, "\n"))
+	}
+
+	return nil
+}
+
+func (this *AppCmd) callDirective(code string) {
+	for _, directive := range this.directives {
+		if directive.Arg == code {
+			if directive.Callback != nil {
+				directive.Callback()
+			}
+			return
+		}
+	}
+}

internal/caches/errors.go

@@ -7,12 +7,12 @@ import "errors"
 // 常用的几个错误
 var (
 	ErrNotFound           = errors.New("cache not found")
-	ErrFileIsWriting      = errors.New("the file is writing")
+	ErrFileIsWriting      = errors.New("the cache file is updating")
 	ErrInvalidRange       = errors.New("invalid range")
 	ErrEntityTooLarge     = errors.New("entity too large")
 	ErrWritingUnavailable = errors.New("writing unavailable")
 	ErrWritingQueueFull   = errors.New("writing queue full")
-	ErrTooManyOpenFiles   = errors.New("too many open files")
+	ErrServerIsBusy       = errors.New("server is busy")
 )
 
 // CapacityError 容量错误
@@ -38,7 +38,7 @@ func CanIgnoreErr(err error) bool {
 		err == ErrEntityTooLarge ||
 		err == ErrWritingUnavailable ||
 		err == ErrWritingQueueFull ||
-		err == ErrTooManyOpenFiles {
+		err == ErrServerIsBusy {
 		return true
 	}
 	_, ok := err.(*CapacityError)

internal/caches/item.go

@@ -3,7 +3,6 @@ package caches
 import (
 	"github.com/TeaOSLab/EdgeNode/internal/utils/fasttime"
 	"strings"
-	"time"
 )
 
 type ItemType = int
@@ -16,7 +15,7 @@ const (
 // 计算当前周
 // 不要用YW，因为需要计算两周是否临近
 func currentWeek() int32 {
-	return int32(time.Now().Unix() / 86400)
+	return int32(fasttime.Now().Unix() / 86400)
 }
 
 type Item struct {
@@ -29,10 +28,7 @@ type Item struct {
 	MetaSize   int64    `json:"metaSize"`
 	Host       string   `json:"host"`     // 主机名
 	ServerId   int64    `json:"serverId"` // 服务ID
-
-	Week1Hits int64 `json:"week1Hits"`
-	Week2Hits int64 `json:"week2Hits"`
-	Week      int32 `json:"week"`
+	Week       int32    `json:"week"`
 }
 
 func (this *Item) IsExpired() bool {
@@ -47,20 +43,6 @@ func (this *Item) Size() int64 {
 	return this.HeaderSize + this.BodySize
 }
 
-func (this *Item) IncreaseHit(week int32) {
-	if this.Week == week {
-		this.Week2Hits++
-	} else {
-		if week-this.Week == 1 {
-			this.Week1Hits = this.Week2Hits
-		} else {
-			this.Week1Hits = 0
-		}
-		this.Week2Hits = 1
-		this.Week = week
-	}
-}
-
 func (this *Item) RequestURI() string {
 	var schemeIndex = strings.Index(this.Key, "://")
 	if schemeIndex <= 0 {

internal/caches/item_test.go

@@ -1,8 +1,9 @@
 // Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
 
-package caches
+package caches_test
 
 import (
+	"github.com/TeaOSLab/EdgeNode/internal/caches"
 	"github.com/TeaOSLab/EdgeNode/internal/zero"
 	"github.com/iwind/TeaGo/rands"
 	"github.com/iwind/TeaGo/types"
@@ -11,27 +12,14 @@ import (
 	"time"
 )
 
-func TestItem_IncreaseHit(t *testing.T) {
-	var week = currentWeek()
-
-	var item = &Item{}
-	//item.Week = 2704
-	item.Week2Hits = 100
-	item.IncreaseHit(week)
-	t.Log("week:", item.Week, "week1:", item.Week1Hits, "week2:", item.Week2Hits)
-
-	item.IncreaseHit(week)
-	t.Log("week:", item.Week, "week1:", item.Week1Hits, "week2:", item.Week2Hits)
-}
-
 func TestItems_Memory(t *testing.T) {
 	var stat = &runtime.MemStats{}
 	runtime.ReadMemStats(stat)
 	var memory1 = stat.HeapInuse
 
-	var items = []*Item{}
+	var items = []*caches.Item{}
 	for i := 0; i < 10_000_000; i++ {
-		items = append(items, &Item{
+		items = append(items, &caches.Item{
 			Key: types.String(i),
 		})
 	}
@@ -41,18 +29,11 @@ func TestItems_Memory(t *testing.T) {
 
 	t.Log(memory1, memory2, (memory2-memory1)/1024/1024, "M")
 
-	var weekItems = make(map[string]*Item, 10_000_000)
-
-	for _, item := range items {
-		weekItems[item.Key] = item
-	}
-
 	runtime.ReadMemStats(stat)
 	var memory3 = stat.HeapInuse
 	t.Log(memory2, memory3, (memory3-memory2)/1024/1024, "M")
 
 	time.Sleep(1 * time.Second)
-	t.Log(len(items), len(weekItems))
 }
 
 func TestItems_Memory2(t *testing.T) {
@@ -88,7 +69,7 @@ func TestItem_RequestURI(t *testing.T) {
 		"https://goedge.cn:8080/hello/world",
 		"https://goedge.cn/hello/world?v=1&t=123",
 	} {
-		var item = &Item{Key: u}
+		var item = &caches.Item{Key: u}
 		t.Log(u, "=>", item.RequestURI())
 	}
 }

internal/caches/list_file.go

@@ -4,13 +4,18 @@ package caches
 
 import (
 	"database/sql"
+	"errors"
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/TeaOSLab/EdgeNode/internal/ttlcache"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/dbs"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/fasttime"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/fnv"
+	"github.com/TeaOSLab/EdgeNode/internal/zero"
 	"github.com/iwind/TeaGo/types"
 	"os"
+	"strings"
+	"sync"
 	"time"
 )
 
@@ -24,7 +29,7 @@ type FileList struct {
 	onAdd    func(item *Item)
 	onRemove func(item *Item)
 
-	memoryCache *ttlcache.Cache
+	memoryCache *ttlcache.Cache[zero.Zero]
 
 	// 老数据库地址
 	oldDir string
@@ -33,7 +38,7 @@ type FileList struct {
 func NewFileList(dir string) ListInterface {
 	return &FileList{
 		dir:         dir,
-		memoryCache: ttlcache.NewCache(),
+		memoryCache: ttlcache.NewCache[zero.Zero](),
 	}
 }
 
@@ -59,19 +64,37 @@ func (this *FileList) Init() error {
 	}
 
 	remotelogs.Println("CACHE", "loading database from '"+dir+"' ...")
+	var wg = &sync.WaitGroup{}
+	var locker = sync.Mutex{}
+	var lastErr error
+
 	for i := 0; i < CountFileDB; i++ {
-		var db = NewFileListDB()
-		err = db.Open(dir + "/db-" + types.String(i) + ".db")
-		if err != nil {
-			return err
-		}
+		wg.Add(1)
+		go func(i int) {
+			defer wg.Done()
 
-		err = db.Init()
-		if err != nil {
-			return err
-		}
+			var db = NewFileListDB()
+			dbErr := db.Open(dir + "/db-" + types.String(i) + ".db")
+			if dbErr != nil {
+				lastErr = dbErr
+				return
+			}
 
-		this.dbList[i] = db
+			dbErr = db.Init()
+			if dbErr != nil {
+				lastErr = dbErr
+				return
+			}
+
+			locker.Lock()
+			this.dbList[i] = db
+			locker.Unlock()
+		}(i)
+	}
+	wg.Wait()
+
+	if lastErr != nil {
+		return lastErr
 	}
 
 	// 升级老版本数据库
@@ -99,9 +122,7 @@ func (this *FileList) Add(hash string, item *Item) error {
 		return err
 	}
 
-	// 这里不增加点击量，以减少对数据库的操作次数
-
-	this.memoryCache.Write(hash, 1, item.ExpiredAt)
+	this.memoryCache.Write(hash, zero.Zero{}, this.maxExpiresAtForMemoryCache(item.ExpiredAt))
 
 	if this.onAdd != nil {
 		this.onAdd(item)
@@ -134,15 +155,27 @@ func (this *FileList) Exist(hash string) (bool, error) {
 	var expiredAt int64
 	err := row.Scan(&expiredAt)
 	if err != nil {
-		if err == sql.ErrNoRows {
+		if errors.Is(err, sql.ErrNoRows) {
 			err = nil
 		}
 		return false, err
 	}
-	this.memoryCache.Write(hash, 1, expiredAt)
+	this.memoryCache.Write(hash, zero.Zero{}, this.maxExpiresAtForMemoryCache(expiredAt))
 	return true, nil
 }
 
+func (this *FileList) ExistQuick(hash string) (isReady bool, found bool) {
+	var db = this.GetDB(hash)
+
+	if !db.IsReady() || !db.HashMapIsLoaded() {
+		return
+	}
+
+	isReady = true
+	found = db.hashMap.Exist(hash)
+	return
+}
+
 // CleanPrefix 清理某个前缀的缓存数据
 func (this *FileList) CleanPrefix(prefix string) error {
 	if len(prefix) == 0 {
@@ -204,7 +237,7 @@ func (this *FileList) CleanMatchPrefix(prefix string) error {
 }
 
 func (this *FileList) Remove(hash string) error {
-	_, err := this.remove(hash)
+	_, err := this.remove(hash, false)
 	return err
 }
 
@@ -223,11 +256,16 @@ func (this *FileList) Purge(count int, callback func(hash string) error) (int, e
 		if err != nil {
 			return 0, nil
 		}
+
+		if len(hashStrings) == 0 {
+			continue
+		}
+
 		countFound += len(hashStrings)
 
 		// 不在 rows.Next() 循环中操作是为了避免死锁
 		for _, hash := range hashStrings {
-			err = this.Remove(hash)
+			_, err = this.remove(hash, true)
 			if err != nil {
 				return 0, err
 			}
@@ -237,6 +275,11 @@ func (this *FileList) Purge(count int, callback func(hash string) error) (int, e
 				return 0, err
 			}
 		}
+
+		_, err = db.writeDB.Exec(`DELETE FROM "cacheItems" WHERE "hash" IN ('` + strings.Join(hashStrings, "', '") + `')`)
+		if err != nil {
+			return 0, err
+		}
 	}
 
 	return countFound, nil
@@ -254,24 +297,27 @@ func (this *FileList) PurgeLFU(count int, callback func(hash string) error) erro
 			return err
 		}
 
+		if len(hashStrings) == 0 {
+			continue
+		}
+
 		// 不在 rows.Next() 循环中操作是为了避免死锁
 		for _, hash := range hashStrings {
-			notFound, err := this.remove(hash)
+			_, err = this.remove(hash, true)
 			if err != nil {
 				return err
 			}
-			if notFound {
-				err = db.DeleteHitAsync(hash)
-				if err != nil {
-					return db.WrapError(err)
-				}
-			}
 
 			err = callback(hash)
 			if err != nil {
 				return err
 			}
 		}
+
+		_, err = db.writeDB.Exec(`DELETE FROM "cacheItems" WHERE "hash" IN ('` + strings.Join(hashStrings, "', '") + `')`)
+		if err != nil {
+			return err
+		}
 	}
 	return nil
 }
@@ -372,7 +418,16 @@ func (this *FileList) GetDB(hash string) *FileListDB {
 	return this.dbList[fnv.HashString(hash)%CountFileDB]
 }
 
-func (this *FileList) remove(hash string) (notFound bool, err error) {
+func (this *FileList) HashMapIsLoaded() bool {
+	for _, db := range this.dbList {
+		if !db.HashMapIsLoaded() {
+			return false
+		}
+	}
+	return true
+}
+
+func (this *FileList) remove(hash string, isDeleted bool) (notFound bool, err error) {
 	var db = this.GetDB(hash)
 
 	if !db.IsReady() {
@@ -388,14 +443,11 @@ func (this *FileList) remove(hash string) (notFound bool, err error) {
 	// 从缓存中删除
 	this.memoryCache.Delete(hash)
 
-	err = db.DeleteSync(hash)
-	if err != nil {
-		return false, db.WrapError(err)
-	}
-
-	err = db.DeleteHitAsync(hash)
-	if err != nil {
-		return false, db.WrapError(err)
+	if !isDeleted {
+		err = db.DeleteSync(hash)
+		if err != nil {
+			return false, db.WrapError(err)
+		}
 	}
 
 	if this.onRemove != nil {
@@ -428,7 +480,7 @@ func (this *FileList) UpgradeV3(oldDir string, brokenOnError bool) error {
 		remotelogs.Println("CACHE", "upgrading local database finished")
 	}()
 
-	db, err := dbs.OpenWriter("file:" + indexDBPath + "?cache=shared&mode=rwc&_journal_mode=WAL&_sync=OFF&_locking_mode=EXCLUSIVE")
+	db, err := dbs.OpenWriter("file:" + indexDBPath + "?cache=shared&mode=rwc&_journal_mode=WAL&_sync=" + dbs.SyncMode + "&_locking_mode=EXCLUSIVE")
 	if err != nil {
 		return err
 	}
@@ -493,9 +545,6 @@ func (this *FileList) UpgradeV3(oldDir string, brokenOnError bool) error {
 					MetaSize:   metaSize,
 					Host:       host,
 					ServerId:   serverId,
-					Week1Hits:  0,
-					Week2Hits:  0,
-					Week:       0,
 				})
 				if err != nil {
 					if brokenOnError {
@@ -515,3 +564,11 @@ func (this *FileList) UpgradeV3(oldDir string, brokenOnError bool) error {
 
 	return nil
 }
+
+func (this *FileList) maxExpiresAtForMemoryCache(expiresAt int64) int64 {
+	var maxTimestamp = fasttime.Now().Unix() + 7200
+	if expiresAt > maxTimestamp {
+		return maxTimestamp
+	}
+	return expiresAt
+}

internal/caches/list_file_db.go

@@ -4,8 +4,8 @@ package caches
 
 import (
 	"errors"
+	"fmt"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
-	"github.com/TeaOSLab/EdgeNode/internal/goman"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/dbs"
@@ -16,7 +16,6 @@ import (
 	"net"
 	"net/url"
 	"os"
-	"path/filepath"
 	"runtime"
 	"strings"
 	"time"
@@ -28,15 +27,13 @@ type FileListDB struct {
 	readDB  *dbs.DB
 	writeDB *dbs.DB
 
-	writeBatch *dbs.Batch
-
 	hashMap *FileListHashMap
 
 	itemsTableName string
-	hitsTableName  string
 
-	isClosed bool
-	isReady  bool
+	isClosed        bool // 是否已关闭
+	isReady         bool // 是否已完成初始化
+	hashMapIsLoaded bool // Hash是否已加载
 
 	// cacheItems
 	existsByHashStmt *dbs.Stmt // 根据hash检查是否存在
@@ -51,16 +48,11 @@ type FileListDB struct {
 	deleteByHashStmt *dbs.Stmt // 根据hash删除数据
 	deleteByHashSQL  string
 
-	statStmt            *dbs.Stmt // 统计
-	purgeStmt           *dbs.Stmt // 清理
-	deleteAllStmt       *dbs.Stmt // 删除所有数据
-	listOlderItemsStmt  *dbs.Stmt // 读取较早存储的缓存
-	updateAccessWeekSQL string    // 修改访问日期
-
-	// hits
-	insertHitSQL       string // 写入数据
-	increaseHitSQL     string // 增加点击量
-	deleteHitByHashSQL string // 根据hash删除数据
+	statStmt             *dbs.Stmt // 统计
+	purgeStmt            *dbs.Stmt // 清理
+	deleteAllStmt        *dbs.Stmt // 删除所有数据
+	listOlderItemsStmt   *dbs.Stmt // 读取较早存储的缓存
+	updateAccessWeekStmt *dbs.Stmt // 修改访问日期
 }
 
 func NewFileListDB() *FileListDB {
@@ -81,9 +73,9 @@ func (this *FileListDB) Open(dbPath string) error {
 
 	// write db
 	// 这里不能加 EXCLUSIVE 锁，不然异步事务可能会失败
-	writeDB, err := dbs.OpenWriter("file:" + dbPath + "?cache=private&mode=rwc&_journal_mode=WAL&_sync=OFF&_cache_size=" + types.String(cacheSize) + "&_secure_delete=FAST")
+	writeDB, err := dbs.OpenWriter("file:" + dbPath + "?cache=private&mode=rwc&_journal_mode=WAL&_sync=" + dbs.SyncMode + "&_cache_size=" + types.String(cacheSize) + "&_secure_delete=FAST")
 	if err != nil {
-		return errors.New("open write database failed: " + err.Error())
+		return fmt.Errorf("open write database failed: %w", err)
 	}
 
 	writeDB.SetMaxOpenConns(1)
@@ -108,24 +100,14 @@ func (this *FileListDB) Open(dbPath string) error {
 		}
 	}
 
-	this.writeBatch = dbs.NewBatch(writeDB, 4)
-	this.writeBatch.OnFail(func(err error) {
-		remotelogs.Warn("LIST_FILE_DB", "run batch failed: "+err.Error()+" ("+filepath.Base(this.dbPath)+")")
-	})
-
-	goman.New(func() {
-		this.writeBatch.Exec()
-	})
-
 	if teaconst.EnableDBStat {
-		this.writeBatch.EnableStat(true)
 		this.writeDB.EnableStat(true)
 	}
 
 	// read db
 	readDB, err := dbs.OpenReader("file:" + dbPath + "?cache=private&mode=ro&_journal_mode=WAL&_sync=OFF&_cache_size=" + types.String(cacheSize))
 	if err != nil {
-		return errors.New("open read database failed: " + err.Error())
+		return fmt.Errorf("open read database failed: %w", err)
 	}
 
 	readDB.SetMaxOpenConns(runtime.NumCPU())
@@ -141,12 +123,11 @@ func (this *FileListDB) Open(dbPath string) error {
 
 func (this *FileListDB) Init() error {
 	this.itemsTableName = "cacheItems"
-	this.hitsTableName = "hits"
 
 	// 创建
 	var err = this.initTables(1)
 	if err != nil {
-		return errors.New("init tables failed: " + err.Error())
+		return fmt.Errorf("init tables failed: %w", err)
 	}
 
 	// 常用语句
@@ -166,7 +147,7 @@ func (this *FileListDB) Init() error {
 		return err
 	}
 
-	this.selectHashListStmt, err = this.readDB.Prepare(`SELECT "id", "hash" FROM "` + this.itemsTableName + `" WHERE id>:id ORDER BY id ASC LIMIT 2000`)
+	this.selectHashListStmt, err = this.readDB.Prepare(`SELECT "id", "hash" FROM "` + this.itemsTableName + `" WHERE id>? ORDER BY id ASC LIMIT 2000`)
 	if err != nil {
 		return err
 	}
@@ -192,42 +173,20 @@ func (this *FileListDB) Init() error {
 		return err
 	}
 
+	this.updateAccessWeekStmt, err = this.writeDB.Prepare(`UPDATE "` + this.itemsTableName + `" SET "accessWeek"=? WHERE "hash"=?`)
+	if err != nil {
+		return err
+	}
+
 	this.listOlderItemsStmt, err = this.readDB.Prepare(`SELECT "hash" FROM "` + this.itemsTableName + `" ORDER BY "accessWeek" ASC, "id" ASC LIMIT ?`)
 	if err != nil {
 		return err
 	}
 
-	this.updateAccessWeekSQL = `UPDATE "` + this.itemsTableName + `" SET "accessWeek"=? WHERE "hash"=?`
-
-	this.insertHitSQL = `INSERT INTO "` + this.hitsTableName + `" ("hash", "week2Hits", "week") VALUES (?, 1, ?)`
-
-	this.increaseHitSQL = `INSERT INTO "` + this.hitsTableName + `" ("hash", "week2Hits", "week") VALUES (?, 1, ?) ON CONFLICT("hash") DO UPDATE SET "week1Hits"=IIF("week"=?, "week1Hits", "week2Hits"), "week2Hits"=IIF("week"=?, "week2Hits"+1, 1), "week"=?`
-
-	this.deleteHitByHashSQL = `DELETE FROM "` + this.hitsTableName + `" WHERE "hash"=?`
-
 	this.isReady = true
 
 	// 加载HashMap
-	go func() {
-		err := this.hashMap.Load(this)
-		if err != nil {
-			remotelogs.Error("LIST_FILE_DB", "load hash map failed: "+err.Error()+"(file: "+this.dbPath+")")
-
-			// 自动修复错误
-			// TODO 将来希望能尽可能恢复以往数据库中的内容
-			if strings.Contains(err.Error(), "database is closed") || strings.Contains(err.Error(), "database disk image is malformed") {
-				_ = this.Close()
-				this.deleteDB()
-				remotelogs.Println("LIST_FILE_DB", "recreating the database (file:"+this.dbPath+") ...")
-				err = this.Open(this.dbPath)
-				if err != nil {
-					remotelogs.Error("LIST_FILE_DB", "recreate the database failed: "+err.Error()+" (file:"+this.dbPath+")")
-				} else {
-					_ = this.Init()
-				}
-			}
-		}
-	}()
+	go this.loadHashMap()
 
 	return nil
 }
@@ -350,15 +309,8 @@ func (this *FileListDB) ListHashes(lastId int64) (hashList []string, maxId int64
 }
 
 func (this *FileListDB) IncreaseHitAsync(hash string) error {
-	var week = timeutil.Format("YW")
-	this.writeBatch.Add(this.increaseHitSQL, hash, week, week, week, week)
-	this.writeBatch.Add(this.updateAccessWeekSQL, week, hash)
-	return nil
-}
-
-func (this *FileListDB) DeleteHitAsync(hash string) error {
-	this.writeBatch.Add(this.deleteHitByHashSQL, hash)
-	return nil
+	_, err := this.updateAccessWeekStmt.Exec(timeutil.Format("YW"), hash)
+	return err
 }
 
 func (this *FileListDB) CleanPrefix(prefix string) error {
@@ -366,10 +318,9 @@ func (this *FileListDB) CleanPrefix(prefix string) error {
 		return nil
 	}
 	var count = int64(10000)
-	var staleLife = 600                  // TODO 需要可以设置
 	var unixTime = fasttime.Now().Unix() // 只删除当前的，不删除新的
 	for {
-		result, err := this.writeDB.Exec(`UPDATE "`+this.itemsTableName+`" SET expiredAt=0,staleAt=? WHERE id IN (SELECT id FROM "`+this.itemsTableName+`" WHERE expiredAt>0 AND createdAt<=? AND INSTR("key", ?)=1 LIMIT `+types.String(count)+`)`, unixTime+int64(staleLife), unixTime, prefix)
+		result, err := this.writeDB.Exec(`UPDATE "`+this.itemsTableName+`" SET expiredAt=0,staleAt=? WHERE id IN (SELECT id FROM "`+this.itemsTableName+`" WHERE expiredAt>0 AND createdAt<=? AND INSTR("key", ?)=1 LIMIT `+types.String(count)+`)`, unixTime+DefaultStaleCacheSeconds, unixTime, prefix)
 		if err != nil {
 			return this.WrapError(err)
 		}
@@ -413,15 +364,14 @@ func (this *FileListDB) CleanMatchKey(key string) error {
 	queryKey = strings.Replace(queryKey, "*", "%", 1)
 
 	// TODO 检查大批量数据下的操作性能
-	var staleLife = 600                  // TODO 需要可以设置
 	var unixTime = fasttime.Now().Unix() // 只删除当前的，不删除新的
 
-	_, err = this.writeDB.Exec(`UPDATE "`+this.itemsTableName+`" SET "expiredAt"=0, "staleAt"=? WHERE "host" GLOB ? AND "host" NOT GLOB ? AND "key" LIKE ? ESCAPE '\'`, unixTime+int64(staleLife), host, "*."+host, queryKey)
+	_, err = this.writeDB.Exec(`UPDATE "`+this.itemsTableName+`" SET "expiredAt"=0, "staleAt"=? WHERE "host" GLOB ? AND "host" NOT GLOB ? AND "key" LIKE ? ESCAPE '\'`, unixTime+DefaultStaleCacheSeconds, host, "*."+host, queryKey)
 	if err != nil {
 		return err
 	}
 
-	_, err = this.writeDB.Exec(`UPDATE "`+this.itemsTableName+`" SET "expiredAt"=0, "staleAt"=? WHERE "host" GLOB ? AND "host" NOT GLOB ? AND "key" LIKE ? ESCAPE '\'`, unixTime+int64(staleLife), host, "*."+host, queryKey+SuffixAll+"%")
+	_, err = this.writeDB.Exec(`UPDATE "`+this.itemsTableName+`" SET "expiredAt"=0, "staleAt"=? WHERE "host" GLOB ? AND "host" NOT GLOB ? AND "key" LIKE ? ESCAPE '\'`, unixTime+DefaultStaleCacheSeconds, host, "*."+host, queryKey+SuffixAll+"%")
 	if err != nil {
 		return err
 	}
@@ -455,10 +405,9 @@ func (this *FileListDB) CleanMatchPrefix(prefix string) error {
 	queryPrefix += "%"
 
 	// TODO 检查大批量数据下的操作性能
-	var staleLife = 600                  // TODO 需要可以设置
 	var unixTime = fasttime.Now().Unix() // 只删除当前的，不删除新的
 
-	_, err = this.writeDB.Exec(`UPDATE "`+this.itemsTableName+`" SET "expiredAt"=0, "staleAt"=? WHERE "host" GLOB ? AND "host" NOT GLOB ? AND "key" LIKE ? ESCAPE '\'`, unixTime+int64(staleLife), host, "*."+host, queryPrefix)
+	_, err = this.writeDB.Exec(`UPDATE "`+this.itemsTableName+`" SET "expiredAt"=0, "staleAt"=? WHERE "host" GLOB ? AND "host" NOT GLOB ? AND "key" LIKE ? ESCAPE '\'`, unixTime+DefaultStaleCacheSeconds, host, "*."+host, queryPrefix)
 	return err
 }
 
@@ -509,6 +458,9 @@ func (this *FileListDB) Close() error {
 	if this.deleteAllStmt != nil {
 		_ = this.deleteAllStmt.Close()
 	}
+	if this.updateAccessWeekStmt != nil {
+		_ = this.updateAccessWeekStmt.Close()
+	}
 	if this.listOlderItemsStmt != nil {
 		_ = this.listOlderItemsStmt.Close()
 	}
@@ -539,7 +491,11 @@ func (this *FileListDB) WrapError(err error) error {
 	if err == nil {
 		return nil
 	}
-	return errors.New(err.Error() + "(file: " + this.dbPath + ")")
+	return fmt.Errorf("%w (file: %s)", err, this.dbPath)
+}
+
+func (this *FileListDB) HashMapIsLoaded() bool {
+	return this.hashMapIsLoaded
 }
 
 // 初始化
@@ -602,32 +558,9 @@ ALTER TABLE "cacheItems" ADD "accessWeek" varchar(6);
 		}
 	}
 
+	// 删除hits表
 	{
-		_, err := this.writeDB.Exec(`CREATE TABLE IF NOT EXISTS "` + this.hitsTableName + `" (
-  "id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
-  "hash" varchar(32),
-  "week1Hits" integer DEFAULT 0,
-  "week2Hits" integer DEFAULT 0,
-  "week" varchar(6)
-);
-
-CREATE UNIQUE INDEX IF NOT EXISTS "hits_hash"
-ON "` + this.hitsTableName + `" (
-  "hash" ASC
-);
-`)
-		if err != nil {
-			// 尝试删除重建
-			if times < 3 {
-				_, dropErr := this.writeDB.Exec(`DROP TABLE "` + this.hitsTableName + `"`)
-				if dropErr == nil {
-					return this.initTables(times + 1)
-				}
-				return this.WrapError(err)
-			}
-
-			return this.WrapError(err)
-		}
+		_, _ = this.writeDB.Exec(`DROP TABLE "hits"`)
 	}
 
 	return nil
@@ -661,12 +594,11 @@ func (this *FileListDB) shouldRecover() bool {
 	}
 	var errString = ""
 	var shouldRecover = false
-	for result.Next() {
-		err = result.Scan(&errString)
+	if result.Next() {
+		_ = result.Scan(&errString)
 		if strings.TrimSpace(errString) != "ok" {
 			shouldRecover = true
 		}
-		break
 	}
 	_ = result.Close()
 	return shouldRecover
@@ -678,3 +610,30 @@ func (this *FileListDB) deleteDB() {
 	_ = os.Remove(this.dbPath + "-shm")
 	_ = os.Remove(this.dbPath + "-wal")
 }
+
+// 加载Hash列表
+func (this *FileListDB) loadHashMap() {
+	this.hashMapIsLoaded = false
+
+	err := this.hashMap.Load(this)
+	if err != nil {
+		remotelogs.Error("LIST_FILE_DB", "load hash map failed: "+err.Error()+"(file: "+this.dbPath+")")
+
+		// 自动修复错误
+		// TODO 将来希望能尽可能恢复以往数据库中的内容
+		if strings.Contains(err.Error(), "database is closed") || strings.Contains(err.Error(), "database disk image is malformed") {
+			_ = this.Close()
+			this.deleteDB()
+			remotelogs.Println("LIST_FILE_DB", "recreating the database (file:"+this.dbPath+") ...")
+			err = this.Open(this.dbPath)
+			if err != nil {
+				remotelogs.Error("LIST_FILE_DB", "recreate the database failed: "+err.Error()+" (file:"+this.dbPath+")")
+			} else {
+				_ = this.Init()
+			}
+		}
+		return
+	}
+
+	this.hashMapIsLoaded = true
+}

internal/caches/list_file_db_test.go

@@ -7,7 +7,6 @@ import (
 	"github.com/iwind/TeaGo/Tea"
 	_ "github.com/iwind/TeaGo/bootstrap"
 	"testing"
-	"time"
 )
 
 func TestFileListDB_ListLFUItems(t *testing.T) {
@@ -34,28 +33,6 @@ func TestFileListDB_ListLFUItems(t *testing.T) {
 	t.Log("[", len(hashList), "]", hashList)
 }
 
-func TestFileListDB_IncreaseHitAsync(t *testing.T) {
-	var db = caches.NewFileListDB()
-
-	defer func() {
-		_ = db.Close()
-	}()
-
-	err := db.Open(Tea.Root + "/data/cache-db-large.db")
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	err = db.Init()
-	err = db.IncreaseHitAsync("4598e5231ba47d6ec7aa9ea640ff2eaf")
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	// wait transaction
-	time.Sleep(1 * time.Second)
-}
-
 func TestFileListDB_CleanMatchKey(t *testing.T) {
 	var db = caches.NewFileListDB()
 
@@ -69,6 +46,9 @@ func TestFileListDB_CleanMatchKey(t *testing.T) {
 	}
 
 	err = db.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
 
 	err = db.CleanMatchKey("https://*.goedge.cn/large-text")
 	if err != nil {
@@ -94,6 +74,9 @@ func TestFileListDB_CleanMatchPrefix(t *testing.T) {
 	}
 
 	err = db.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
 
 	err = db.CleanMatchPrefix("https://*.goedge.cn/large-text")
 	if err != nil {

internal/caches/list_file_hash_map.go

@@ -9,18 +9,36 @@ import (
 	"sync"
 )
 
+const HashMapSharding = 31
+
+var bigIntPool = sync.Pool{
+	New: func() any {
+		return big.NewInt(0)
+	},
+}
+
 // FileListHashMap 文件Hash列表
 type FileListHashMap struct {
-	m map[uint64]zero.Zero
+	m []map[uint64]zero.Zero
+
+	lockers []*sync.RWMutex
 
-	locker      sync.RWMutex
 	isAvailable bool
 	isReady     bool
 }
 
 func NewFileListHashMap() *FileListHashMap {
+	var m = make([]map[uint64]zero.Zero, HashMapSharding)
+	var lockers = make([]*sync.RWMutex, HashMapSharding)
+
+	for i := 0; i < HashMapSharding; i++ {
+		m[i] = map[uint64]zero.Zero{}
+		lockers[i] = &sync.RWMutex{}
+	}
+
 	return &FileListHashMap{
-		m:           map[uint64]zero.Zero{},
+		m:           m,
+		lockers:     lockers,
 		isAvailable: false,
 		isReady:     false,
 	}
@@ -35,6 +53,7 @@ func (this *FileListHashMap) Load(db *FileListDB) error {
 	this.isAvailable = true
 
 	var lastId int64
+	var maxLoops = 50_000
 	for {
 		hashList, maxId, err := db.ListHashes(lastId)
 		if err != nil {
@@ -45,6 +64,11 @@ func (this *FileListHashMap) Load(db *FileListDB) error {
 		}
 		this.AddHashes(hashList)
 		lastId = maxId
+
+		maxLoops--
+		if maxLoops <= 0 {
+			break
+		}
 	}
 
 	this.isReady = true
@@ -56,9 +80,11 @@ func (this *FileListHashMap) Add(hash string) {
 		return
 	}
 
-	this.locker.Lock()
-	this.m[this.bigInt(hash)] = zero.New()
-	this.locker.Unlock()
+	hashInt, index := this.bigInt(hash)
+
+	this.lockers[index].Lock()
+	this.m[index][hashInt] = zero.New()
+	this.lockers[index].Unlock()
 }
 
 func (this *FileListHashMap) AddHashes(hashes []string) {
@@ -66,11 +92,12 @@ func (this *FileListHashMap) AddHashes(hashes []string) {
 		return
 	}
 
-	this.locker.Lock()
 	for _, hash := range hashes {
-		this.m[this.bigInt(hash)] = zero.New()
+		hashInt, index := this.bigInt(hash)
+		this.lockers[index].Lock()
+		this.m[index][hashInt] = zero.New()
+		this.lockers[index].Unlock()
 	}
-	this.locker.Unlock()
 }
 
 func (this *FileListHashMap) Delete(hash string) {
@@ -78,9 +105,10 @@ func (this *FileListHashMap) Delete(hash string) {
 		return
 	}
 
-	this.locker.Lock()
-	delete(this.m, this.bigInt(hash))
-	this.locker.Unlock()
+	hashInt, index := this.bigInt(hash)
+	this.lockers[index].Lock()
+	delete(this.m[index], hashInt)
+	this.lockers[index].Unlock()
 }
 
 func (this *FileListHashMap) Exist(hash string) bool {
@@ -91,16 +119,25 @@ func (this *FileListHashMap) Exist(hash string) bool {
 		// 只有完全Ready时才能判断是否为false
 		return true
 	}
-	this.locker.RLock()
-	_, ok := this.m[this.bigInt(hash)]
-	this.locker.RUnlock()
+
+	hashInt, index := this.bigInt(hash)
+
+	this.lockers[index].RLock()
+	_, ok := this.m[index][hashInt]
+	this.lockers[index].RUnlock()
 	return ok
 }
 
 func (this *FileListHashMap) Clean() {
-	this.locker.Lock()
-	this.m = map[uint64]zero.Zero{}
-	this.locker.Unlock()
+	for i := 0; i < HashMapSharding; i++ {
+		this.lockers[i].Lock()
+	}
+
+	this.m = make([]map[uint64]zero.Zero, HashMapSharding)
+
+	for i := HashMapSharding - 1; i >= 0; i-- {
+		this.lockers[i].Unlock()
+	}
 }
 
 func (this *FileListHashMap) IsReady() bool {
@@ -108,13 +145,36 @@ func (this *FileListHashMap) IsReady() bool {
 }
 
 func (this *FileListHashMap) Len() int {
-	this.locker.Lock()
-	defer this.locker.Unlock()
-	return len(this.m)
+	for i := 0; i < HashMapSharding; i++ {
+		this.lockers[i].Lock()
+	}
+
+	var count = 0
+	for _, shard := range this.m {
+		count += len(shard)
+	}
+
+	for i := HashMapSharding - 1; i >= 0; i-- {
+		this.lockers[i].Unlock()
+	}
+
+	return count
 }
 
-func (this *FileListHashMap) bigInt(hash string) uint64 {
-	var bigInt = big.NewInt(0)
-	bigInt.SetString(hash, 16)
-	return bigInt.Uint64()
+func (this *FileListHashMap) SetIsAvailable(isAvailable bool) {
+	this.isAvailable = isAvailable
+}
+
+func (this *FileListHashMap) SetIsReady(isReady bool) {
+	this.isReady = isReady
+}
+
+func (this *FileListHashMap) bigInt(hash string) (hashInt uint64, index int) {
+	var bigInt = bigIntPool.Get().(*big.Int)
+	bigInt.SetString(hash, 16)
+	hashInt = bigInt.Uint64()
+	bigIntPool.Put(bigInt)
+
+	index = int(hashInt % HashMapSharding)
+	return
 }

internal/caches/list_file_hash_map_test.go

@@ -6,6 +6,7 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/caches"
 	"github.com/TeaOSLab/EdgeNode/internal/zero"
 	"github.com/iwind/TeaGo/Tea"
+	"github.com/iwind/TeaGo/rands"
 	"github.com/iwind/TeaGo/types"
 	stringutil "github.com/iwind/TeaGo/utils/string"
 	"math/big"
@@ -20,15 +21,19 @@ func TestFileListHashMap_Memory(t *testing.T) {
 	runtime.ReadMemStats(stat1)
 
 	var m = caches.NewFileListHashMap()
+	m.SetIsAvailable(true)
 
 	for i := 0; i < 1_000_000; i++ {
 		m.Add(stringutil.Md5(types.String(i)))
 	}
 
+	t.Log("added:", m.Len(), "hashes")
+
 	var stat2 = &runtime.MemStats{}
 	runtime.ReadMemStats(stat2)
 
 	t.Log("ready", (stat2.Alloc-stat1.Alloc)/1024/1024, "M")
+	t.Log("remains:", m.Len(), "hashes")
 }
 
 func TestFileListHashMap_Memory2(t *testing.T) {
@@ -48,12 +53,34 @@ func TestFileListHashMap_Memory2(t *testing.T) {
 }
 
 func TestFileListHashMap_BigInt(t *testing.T) {
+	var bigInt = big.NewInt(0)
+
 	for _, s := range []string{"1", "2", "3", "123", "123456"} {
 		var hash = stringutil.Md5(s)
 
-		var bigInt = big.NewInt(0)
+		var bigInt1 = big.NewInt(0)
+		bigInt1.SetString(hash, 16)
+
 		bigInt.SetString(hash, 16)
-		t.Log(s, "=>", bigInt.Uint64(), "hash:", hash, "format:", strconv.FormatUint(bigInt.Uint64(), 16))
+
+		t.Log(s, "=>", bigInt1.Uint64(), "hash:", hash, "format:", strconv.FormatUint(bigInt1.Uint64(), 16), strconv.FormatUint(bigInt.Uint64(), 16))
+
+		if strconv.FormatUint(bigInt1.Uint64(), 16) != strconv.FormatUint(bigInt.Uint64(), 16) {
+			t.Fatal("not equal")
+		}
+	}
+
+	for i := 0; i < 1_000_000; i++ {
+		var hash = stringutil.Md5(types.String(i))
+
+		var bigInt1 = big.NewInt(0)
+		bigInt1.SetString(hash, 16)
+
+		bigInt.SetString(hash, 16)
+
+		if bigInt1.Uint64() != bigInt.Uint64() {
+			t.Fatal(i, "not equal")
+		}
 	}
 }
 
@@ -95,3 +122,23 @@ func Benchmark_BigInt(b *testing.B) {
 		_ = bigInt.Uint64()
 	}
 }
+
+func BenchmarkFileListHashMap_Exist(b *testing.B) {
+	var m = caches.NewFileListHashMap()
+	m.SetIsAvailable(true)
+	m.SetIsReady(true)
+
+	for i := 0; i < 1_000_000; i++ {
+		m.Add(types.String(i))
+	}
+
+	b.ReportAllocs()
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			m.Add(types.String(rands.Int64()))
+			_ = m.Exist(types.String(rands.Int64()))
+		}
+	})
+}

internal/caches/list_file_test.go

@@ -281,11 +281,6 @@ func TestFileList_PurgeLFU(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	err = list.IncreaseHit(stringutil.Md5("123456"))
-	if err != nil {
-		t.Fatal(err)
-	}
-
 	var count = 0
 	err = list.PurgeLFU(caches.CountFileDB*2, func(hash string) error {
 		t.Log(hash)
@@ -356,41 +351,6 @@ func TestFileList_CleanAll(t *testing.T) {
 	t.Log(list.Count())
 }
 
-func TestFileList_IncreaseHit(t *testing.T) {
-	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1")
-
-	defer func() {
-		_ = list.Close()
-	}()
-
-	err := list.Init()
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	defer func() {
-		_ = list.Close()
-	}()
-
-	var before = time.Now()
-	defer func() {
-		t.Log(time.Since(before).Seconds()*1000, "ms")
-	}()
-
-	var count = 1_000_000
-
-	if !testutils.IsSingleTesting() {
-		count = 10
-	}
-	for i := 0; i < count; i++ {
-		err = list.IncreaseHit(stringutil.Md5("abc" + types.String(i)))
-	}
-	if err != nil {
-		t.Fatal(err)
-	}
-	t.Log("ok")
-}
-
 func TestFileList_UpgradeV3(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p43").(*caches.FileList)
 

internal/caches/list_memory.go

@@ -2,7 +2,6 @@ package caches
 
 import (
 	"github.com/TeaOSLab/EdgeCommon/pkg/configutils"
-	"github.com/TeaOSLab/EdgeNode/internal/zero"
 	"github.com/iwind/TeaGo/logs"
 	"net"
 	"net/url"
@@ -19,9 +18,6 @@ type MemoryList struct {
 
 	itemMaps map[string]map[string]*Item // prefix => { hash => item }
 
-	weekItemMaps map[int32]map[string]zero.Zero // week => { hash => Zero }
-	minWeek      int32
-
 	prefixes []string
 	locker   sync.RWMutex
 	onAdd    func(item *Item)
@@ -32,9 +28,7 @@ type MemoryList struct {
 
 func NewMemoryList() ListInterface {
 	return &MemoryList{
-		itemMaps:     map[string]map[string]*Item{},
-		weekItemMaps: map[int32]map[string]zero.Zero{},
-		minWeek:      currentWeek(),
+		itemMaps: map[string]map[string]*Item{},
 	}
 }
 
@@ -56,7 +50,6 @@ func (this *MemoryList) Reset() error {
 	for key := range this.itemMaps {
 		this.itemMaps[key] = map[string]*Item{}
 	}
-	this.weekItemMaps = map[int32]map[string]zero.Zero{}
 	this.locker.Unlock()
 
 	atomic.StoreInt64(&this.count, 0)
@@ -65,10 +58,6 @@ func (this *MemoryList) Reset() error {
 }
 
 func (this *MemoryList) Add(hash string, item *Item) error {
-	if item.Week == 0 {
-		item.Week = currentWeek()
-	}
-
 	this.locker.Lock()
 
 	prefix := this.prefix(hash)
@@ -81,14 +70,6 @@ func (this *MemoryList) Add(hash string, item *Item) error {
 	// 先删除，为了可以正确触发统计
 	oldItem, ok := itemMap[hash]
 	if ok {
-		// 从week map中删除
-		if oldItem.Week > 0 {
-			wm, ok := this.weekItemMaps[oldItem.Week]
-			if ok {
-				delete(wm, hash)
-			}
-		}
-
 		// 回调
 		if this.onRemove != nil {
 			this.onRemove(oldItem)
@@ -104,14 +85,6 @@ func (this *MemoryList) Add(hash string, item *Item) error {
 
 	itemMap[hash] = item
 
-	// week map
-	wm, ok := this.weekItemMaps[item.Week]
-	if ok {
-		wm[hash] = zero.New()
-	} else {
-		this.weekItemMaps[item.Week] = map[string]zero.Zero{hash: zero.New()}
-	}
-
 	this.locker.Unlock()
 	return nil
 }
@@ -242,14 +215,6 @@ func (this *MemoryList) Remove(hash string) error {
 
 		atomic.AddInt64(&this.count, -1)
 		delete(itemMap, hash)
-
-		// week map
-		if item.Week > 0 {
-			wm, ok := this.weekItemMaps[item.Week]
-			if ok {
-				delete(wm, hash)
-			}
-		}
 	}
 
 	this.locker.Unlock()
@@ -261,12 +226,12 @@ func (this *MemoryList) Remove(hash string) error {
 // callback 每次发现过期key的调用
 func (this *MemoryList) Purge(count int, callback func(hash string) error) (int, error) {
 	this.locker.Lock()
-	deletedHashList := []string{}
+	var deletedHashList = []string{}
 
 	if this.purgeIndex >= len(this.prefixes) {
 		this.purgeIndex = 0
 	}
-	prefix := this.prefixes[this.purgeIndex]
+	var prefix = this.prefixes[this.purgeIndex]
 
 	this.purgeIndex++
 
@@ -290,14 +255,6 @@ func (this *MemoryList) Purge(count int, callback func(hash string) error) (int,
 			delete(itemMap, hash)
 			deletedHashList = append(deletedHashList, hash)
 
-			// week map
-			if item.Week > 0 {
-				wm, ok := this.weekItemMaps[item.Week]
-				if ok {
-					delete(wm, hash)
-				}
-			}
-
 			countFound++
 		}
 
@@ -322,63 +279,48 @@ func (this *MemoryList) PurgeLFU(count int, callback func(hash string) error) er
 		return nil
 	}
 
-	var week = currentWeek()
-	if this.minWeek > week {
-		this.minWeek = week
-	}
-
 	var deletedHashList = []string{}
 
+	var week = currentWeek()
+	var round = 0
+
+	this.locker.Lock()
+
 Loop:
-	for w := this.minWeek; w <= week; w++ {
-		this.minWeek = w
+	for {
+		var found = false
+		round++
+		for _, itemMap := range this.itemMaps {
+			for hash, item := range itemMap {
+				found = true
 
-		this.locker.Lock()
-		wm, ok := this.weekItemMaps[w]
-		if ok {
-			var wc = len(wm)
-			if wc == 0 {
-				delete(this.weekItemMaps, w)
-			} else {
-				if wc <= count {
-					delete(this.weekItemMaps, w)
+				if week-item.Week <= 1 /** 最近有在使用 **/ && round <= 3 /** 查找轮数过多还不满足数量要求的就不再限制 **/ {
+					continue
 				}
 
-				// TODO 未来支持按照点击量排序
-				for hash := range wm {
-					count--
-
-					if count < 0 {
-						this.locker.Unlock()
-						break Loop
-					}
-
-					delete(wm, hash)
-
-					itemMap, ok := this.itemMaps[this.prefix(hash)]
-					if !ok {
-						continue
-					}
-					item, ok := itemMap[hash]
-					if !ok {
-						continue
-					}
-
-					if this.onRemove != nil {
-						this.onRemove(item)
-					}
-
-					atomic.AddInt64(&this.count, -1)
-					delete(itemMap, hash)
-					deletedHashList = append(deletedHashList, hash)
+				if this.onRemove != nil {
+					this.onRemove(item)
 				}
+
+				atomic.AddInt64(&this.count, -1)
+				delete(itemMap, hash)
+				deletedHashList = append(deletedHashList, hash)
+
+				count--
+				if count <= 0 {
+					break Loop
+				}
+
+				break
 			}
-		} else {
-			delete(this.weekItemMaps, w)
 		}
-		this.locker.Unlock()
+		if !found {
+			break
+		}
 	}
 
+	this.locker.Unlock()
+
 	// 执行外部操作
 	for _, hash := range deletedHashList {
 		if callback != nil {
@@ -451,23 +393,7 @@ func (this *MemoryList) IncreaseHit(hash string) error {
 
 	item, ok := itemMap[hash]
 	if ok {
-		var week = currentWeek()
-
-		// 交换位置
-		if item.Week > 0 && item.Week != week {
-			wm, ok := this.weekItemMaps[item.Week]
-			if ok {
-				delete(wm, hash)
-			}
-			wm, ok = this.weekItemMaps[week]
-			if ok {
-				wm[hash] = zero.New()
-			} else {
-				this.weekItemMaps[week] = map[string]zero.Zero{hash: zero.New()}
-			}
-		}
-
-		item.IncreaseHit(week)
+		item.Week = currentWeek()
 	}
 
 	this.locker.Unlock()

internal/caches/list_memory_test.go

@@ -6,7 +6,9 @@ import (
 	"github.com/cespare/xxhash"
 	"github.com/iwind/TeaGo/logs"
 	"github.com/iwind/TeaGo/rands"
+	"github.com/iwind/TeaGo/types"
 	"math/rand"
+	"sort"
 	"strconv"
 	"testing"
 	"time"
@@ -32,7 +34,6 @@ func TestMemoryList_Add(t *testing.T) {
 	})
 	t.Log(list.prefixes)
 	logs.PrintAsJSON(list.itemMaps, t)
-	logs.PrintAsJSON(list.weekItemMaps, t)
 	t.Log(list.Count())
 }
 
@@ -51,7 +52,6 @@ func TestMemoryList_Remove(t *testing.T) {
 	})
 	_ = list.Remove("b")
 	list.print(t)
-	logs.PrintAsJSON(list.weekItemMaps, t)
 	t.Log(list.Count())
 }
 
@@ -83,7 +83,6 @@ func TestMemoryList_Purge(t *testing.T) {
 		return nil
 	})
 	list.print(t)
-	logs.PrintAsJSON(list.weekItemMaps, t)
 
 	for i := 0; i < 1000; i++ {
 		_, _ = list.Purge(100, func(hash string) error {
@@ -172,27 +171,64 @@ func TestMemoryList_CleanPrefix(t *testing.T) {
 	t.Log(time.Since(before).Seconds()*1000, "ms")
 }
 
+func TestMapRandomDelete(t *testing.T) {
+	var countMap = map[int]int{} // k => count
+
+	for j := 0; j < 1_000_000; j++ {
+		var m = map[int]bool{}
+		for i := 0; i < 100; i++ {
+			m[i] = true
+		}
+
+		var count = 0
+		for k := range m {
+			delete(m, k)
+			count++
+			if count >= 10 {
+				break
+			}
+		}
+
+		for k := range m {
+			countMap[k]++
+		}
+	}
+
+	var counts = []int{}
+	for _, count := range countMap {
+		counts = append(counts, count)
+	}
+	sort.Ints(counts)
+	t.Log("["+types.String(len(counts))+"]", counts)
+}
+
 func TestMemoryList_PurgeLFU(t *testing.T) {
 	var list = NewMemoryList().(*MemoryList)
-	list.minWeek = 2704
 
 	var before = time.Now()
 	defer func() {
 		t.Log(time.Since(before).Seconds()*1000, "ms")
 	}()
 
-	t.Log("current week:", currentWeek())
-
 	_ = list.Add("1", &Item{})
 	_ = list.Add("2", &Item{})
 	_ = list.Add("3", &Item{})
 	_ = list.Add("4", &Item{})
 	_ = list.Add("5", &Item{})
-	_ = list.Add("6", &Item{Week: 2704})
-	_ = list.Add("7", &Item{Week: 2704})
-	_ = list.Add("8", &Item{Week: 2705})
 
-	err := list.PurgeLFU(2, func(hash string) error {
+	//_ = list.IncreaseHit("1")
+	//_ = list.IncreaseHit("2")
+	//_ = list.IncreaseHit("3")
+	//_ = list.IncreaseHit("4")
+	//_ = list.IncreaseHit("5")
+
+	count, err := list.Count()
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log("count items before purge:", count)
+
+	err = list.PurgeLFU(5, func(hash string) error {
 		t.Log("purge lfu:", hash)
 		return nil
 	})
@@ -201,40 +237,18 @@ func TestMemoryList_PurgeLFU(t *testing.T) {
 	}
 	t.Log("ok")
 
-	logs.PrintAsJSON(list.weekItemMaps, t)
-	t.Log(list.Count())
-}
-
-func TestMemoryList_IncreaseHit(t *testing.T) {
-	var list = NewMemoryList().(*MemoryList)
-	var item = &Item{}
-	item.Week = 2705
-	item.Week2Hits = 100
-
-	_ = list.Add("a", &Item{})
-	_ = list.Add("a", item)
-	t.Log("hits1:", item.Week1Hits, "hits2:", item.Week2Hits, "week:", item.Week)
-	logs.PrintAsJSON(list.weekItemMaps, t)
-
-	_ = list.IncreaseHit("a")
-	t.Log("hits1:", item.Week1Hits, "hits2:", item.Week2Hits, "week:", item.Week)
-	logs.PrintAsJSON(list.weekItemMaps, t)
-
-	_ = list.IncreaseHit("a")
-	t.Log("hits1:", item.Week1Hits, "hits2:", item.Week2Hits, "week:", item.Week)
-	logs.PrintAsJSON(list.weekItemMaps, t)
+	count, err = list.Count()
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log("count items left:", count)
 }
 
 func TestMemoryList_CleanAll(t *testing.T) {
 	var list = NewMemoryList().(*MemoryList)
-	var item = &Item{}
-	item.Week = 2705
-	item.Week2Hits = 100
-
 	_ = list.Add("a", &Item{})
 	_ = list.CleanAll()
 	logs.PrintAsJSON(list.itemMaps, t)
-	logs.PrintAsJSON(list.weekItemMaps, t)
 	t.Log(list.Count())
 }
 

internal/caches/manager.go

@@ -1,6 +1,7 @@
 package caches
 
 import (
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/shared"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
@@ -8,6 +9,7 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/iwind/TeaGo/lists"
 	"github.com/iwind/TeaGo/types"
+	"golang.org/x/sys/unix"
 	"strconv"
 	"sync"
 )
@@ -148,8 +150,7 @@ func (this *Manager) FindPolicy(policyId int64) *serverconfigs.HTTPCachePolicy {
 	this.locker.RLock()
 	defer this.locker.RUnlock()
 
-	p, _ := this.policyMap[policyId]
-	return p
+	return this.policyMap[policyId]
 }
 
 // FindStorageWithPolicy 根据策略ID查找存储
@@ -157,8 +158,7 @@ func (this *Manager) FindStorageWithPolicy(policyId int64) StorageInterface {
 	this.locker.RLock()
 	defer this.locker.RUnlock()
 
-	storage, _ := this.storageMap[policyId]
-	return storage
+	return this.storageMap[policyId]
 }
 
 // NewStorageWithPolicy 根据策略获取存储对象
@@ -178,8 +178,30 @@ func (this *Manager) TotalDiskSize() int64 {
 	defer this.locker.RUnlock()
 
 	var total = int64(0)
+	var sidMap = map[string]bool{} // partition sid => bool
 	for _, storage := range this.storageMap {
-		total += storage.TotalDiskSize()
+		// 这里不能直接用 storage.TotalDiskSize() 相加，因为多个缓存策略缓存目录可能处在同一个分区目录下
+		fileStorage, ok := storage.(*FileStorage)
+		if ok {
+			var options = fileStorage.options // copy
+			if options != nil {
+				var dir = options.Dir // copy
+				if len(dir) == 0 {
+					continue
+				}
+				var stat = &unix.Statfs_t{}
+				err := unix.Statfs(dir, stat)
+				if err != nil {
+					continue
+				}
+				var sid = fmt.Sprintf("%d_%d", stat.Fsid.Val[0], stat.Fsid.Val[1])
+				if sidMap[sid] {
+					continue
+				}
+				sidMap[sid] = true
+				total += int64(stat.Blocks-stat.Bfree) * int64(stat.Bsize) // we add extra int64() for darwin
+			}
+		}
 	}
 
 	if total < 0 {
@@ -234,3 +256,19 @@ func (this *Manager) FindAllStorages() []StorageInterface {
 	}
 	return storages
 }
+
+// ScanGarbageCaches 清理目录中“失联”的缓存文件
+func (this *Manager) ScanGarbageCaches(callback func(path string) error) error {
+	var storages = this.FindAllStorages()
+	for _, storage := range storages {
+		fileStorage, ok := storage.(*FileStorage)
+		if !ok {
+			continue
+		}
+		err := fileStorage.ScanGarbageCaches(callback)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}

internal/caches/max_open_files.go

@@ -1,52 +0,0 @@
-// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
-
-package caches
-
-import (
-	"github.com/TeaOSLab/EdgeNode/internal/goman"
-	"sync/atomic"
-	"time"
-)
-
-const (
-	modeSlow int32 = 1
-	modeFast int32 = 2
-)
-
-// MaxOpenFiles max open files manager
-type MaxOpenFiles struct {
-	ticker *time.Ticker
-	mode   int32
-}
-
-func NewMaxOpenFiles() *MaxOpenFiles {
-	var f = &MaxOpenFiles{}
-	f.ticker = time.NewTicker(1 * time.Second)
-	f.init()
-	return f
-}
-
-func (this *MaxOpenFiles) init() {
-	goman.New(func() {
-		for range this.ticker.C {
-			// reset mode
-			atomic.StoreInt32(&this.mode, modeFast)
-		}
-	})
-}
-
-func (this *MaxOpenFiles) Fast() {
-	atomic.AddInt32(&this.mode, modeFast)
-}
-
-func (this *MaxOpenFiles) FinishAll() {
-	this.Fast()
-}
-
-func (this *MaxOpenFiles) Slow() {
-	atomic.StoreInt32(&this.mode, modeSlow)
-}
-
-func (this *MaxOpenFiles) Next() bool {
-	return atomic.LoadInt32(&this.mode) != modeSlow
-}

internal/caches/max_open_files_test.go

@@ -1,35 +0,0 @@
-// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
-
-package caches_test
-
-import (
-	"github.com/TeaOSLab/EdgeNode/internal/caches"
-	"testing"
-	"time"
-)
-
-func TestNewMaxOpenFiles(t *testing.T) {
-	var maxOpenFiles = caches.NewMaxOpenFiles()
-	maxOpenFiles.Fast()
-	t.Log("fast:", maxOpenFiles.Next())
-
-	maxOpenFiles.Slow()
-	t.Log("slow:", maxOpenFiles.Next())
-	time.Sleep(1*time.Second + 1*time.Millisecond)
-	t.Log("slow 1 second:", maxOpenFiles.Next())
-
-	maxOpenFiles.Slow()
-	t.Log("slow:", maxOpenFiles.Next())
-
-	maxOpenFiles.Slow()
-	t.Log("slow:", maxOpenFiles.Next())
-
-	time.Sleep(1 * time.Second)
-	t.Log("slow 1 second:", maxOpenFiles.Next())
-
-	maxOpenFiles.Slow()
-	t.Log("slow:", maxOpenFiles.Next())
-
-	maxOpenFiles.Fast()
-	t.Log("fast:", maxOpenFiles.Next())
-}

internal/caches/memory_fragment_pool.go

@@ -0,0 +1,374 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package caches
+
+import (
+	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
+	"github.com/TeaOSLab/EdgeNode/internal/goman"
+	"github.com/TeaOSLab/EdgeNode/internal/utils"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/fasttime"
+	"github.com/iwind/TeaGo/logs"
+	"os"
+	"sync"
+	"sync/atomic"
+	"time"
+)
+
+const (
+	minMemoryFragmentPoolItemSize       = 8 << 10
+	maxMemoryFragmentPoolItemSize       = 128 << 20
+	maxItemsInMemoryFragmentPoolBucket  = 1024
+	memoryFragmentPoolBucketSegmentSize = 512 << 10
+	maxMemoryFragmentPoolItemAgeSeconds = 60
+)
+
+var SharedFragmentMemoryPool *MemoryFragmentPool
+
+func init() {
+	if !teaconst.IsMain {
+		return
+	}
+
+	SharedFragmentMemoryPool = NewMemoryFragmentPool()
+
+	goman.New(func() {
+		var ticker = time.NewTicker(200 * time.Millisecond)
+		for range ticker.C {
+			for i := 0; i < 10; i++ { // skip N empty buckets
+				var isEmpty = SharedFragmentMemoryPool.GCNextBucket()
+				if !isEmpty {
+					break
+				}
+			}
+		}
+	})
+}
+
+type MemoryFragmentPoolItem struct {
+	Bytes []byte
+
+	size      int64
+	createdAt int64
+
+	Refs int32
+}
+
+func (this *MemoryFragmentPoolItem) IsExpired() bool {
+	return this.createdAt < fasttime.Now().Unix()-maxMemoryFragmentPoolItemAgeSeconds
+}
+
+func (this *MemoryFragmentPoolItem) Reset() {
+	this.Bytes = nil
+}
+
+func (this *MemoryFragmentPoolItem) IsAvailable() bool {
+	return atomic.AddInt32(&this.Refs, 1) == 1
+}
+
+// MemoryFragmentPool memory fragments management
+type MemoryFragmentPool struct {
+	bucketMaps    []map[uint64]*MemoryFragmentPoolItem // [  { id => Zero }, ... ]
+	countBuckets  int
+	gcBucketIndex int
+
+	mu sync.RWMutex
+
+	id          uint64
+	totalMemory int64
+
+	isOk     bool
+	capacity int64
+
+	debugMode bool
+	countGet  uint64
+	countNew  uint64
+}
+
+// NewMemoryFragmentPool create new fragment memory pool
+func NewMemoryFragmentPool() *MemoryFragmentPool {
+	var pool = &MemoryFragmentPool{}
+	pool.init()
+	return pool
+}
+
+func (this *MemoryFragmentPool) init() {
+	var capacity = int64(utils.SystemMemoryGB()) << 30 / 16
+	if capacity > 256<<20 {
+		this.isOk = true
+		this.capacity = capacity
+
+		this.bucketMaps = []map[uint64]*MemoryFragmentPoolItem{}
+		for i := 0; i < maxMemoryFragmentPoolItemSize/memoryFragmentPoolBucketSegmentSize+1; i++ {
+			this.bucketMaps = append(this.bucketMaps, map[uint64]*MemoryFragmentPoolItem{})
+		}
+		this.countBuckets = len(this.bucketMaps)
+	}
+
+	// print statistics for debug
+	if len(os.Getenv("GOEDGE_DEBUG_MEMORY_FRAGMENT_POOL")) > 0 {
+		this.debugMode = true
+
+		go func() {
+			var maxRounds = 10_000
+			var ticker = time.NewTicker(10 * time.Second)
+			for range ticker.C {
+				logs.Println("reused:", this.countGet, "created:", this.countNew, "fragments:", this.Len(), "memory:", this.totalMemory>>20, "MB")
+
+				maxRounds--
+				if maxRounds <= 0 {
+					break
+				}
+			}
+		}()
+	}
+}
+
+// Get try to get a bytes object
+func (this *MemoryFragmentPool) Get(expectSize int64) (resultBytes []byte, ok bool) {
+	if !this.isOk {
+		return
+	}
+
+	if expectSize <= 0 {
+		return
+	}
+
+	// DO NOT check min segment size
+
+	this.mu.RLock()
+
+	var bucketIndex = this.bucketIndexForSize(expectSize)
+	var resultItemId uint64
+	const maxSearchingBuckets = 20
+	for i := bucketIndex; i <= bucketIndex+maxSearchingBuckets; i++ {
+		resultBytes, resultItemId, ok = this.findItemInMap(this.bucketMaps[i], expectSize)
+		if ok {
+			this.mu.RUnlock()
+
+			// remove from bucket
+			this.mu.Lock()
+			delete(this.bucketMaps[i], resultItemId)
+			this.mu.Unlock()
+
+			return
+		}
+		if i >= this.countBuckets {
+			break
+		}
+	}
+	this.mu.RUnlock()
+
+	return
+}
+
+// Put a bytes object to specified bucket
+func (this *MemoryFragmentPool) Put(data []byte) (ok bool) {
+	if !this.isOk {
+		return
+	}
+
+	var l = int64(cap(data)) // MUST be 'cap' instead of 'len'
+
+	if l < minMemoryFragmentPoolItemSize || l > maxMemoryFragmentPoolItemSize {
+		return
+	}
+
+	if atomic.LoadInt64(&this.totalMemory) >= this.capacity {
+		return
+	}
+
+	var itemId = atomic.AddUint64(&this.id, 1)
+
+	this.mu.Lock()
+	defer this.mu.Unlock()
+
+	var bucketMap = this.bucketMaps[this.bucketIndexForSize(l)]
+	if len(bucketMap) >= maxItemsInMemoryFragmentPoolBucket {
+		return
+	}
+
+	atomic.AddInt64(&this.totalMemory, l)
+
+	bucketMap[itemId] = &MemoryFragmentPoolItem{
+		Bytes:     data,
+		size:      l,
+		createdAt: fasttime.Now().Unix(),
+	}
+
+	return true
+}
+
+// GC fully GC
+func (this *MemoryFragmentPool) GC() {
+	if !this.isOk {
+		return
+	}
+
+	var totalMemory = atomic.LoadInt64(&this.totalMemory)
+	if totalMemory < this.capacity {
+		return
+	}
+
+	this.mu.Lock()
+	defer this.mu.Unlock()
+
+	var garbageSize = totalMemory * 1 / 10 // 10%
+
+	// remove expired
+	for _, bucketMap := range this.bucketMaps {
+		for itemId, item := range bucketMap {
+			if item.IsExpired() {
+				delete(bucketMap, itemId)
+				item.Reset()
+				atomic.AddInt64(&this.totalMemory, -item.size)
+
+				garbageSize -= item.size
+			}
+		}
+	}
+
+	// remove others
+	if garbageSize > 0 {
+		for _, bucketMap := range this.bucketMaps {
+			for itemId, item := range bucketMap {
+				delete(bucketMap, itemId)
+				item.Reset()
+				atomic.AddInt64(&this.totalMemory, -item.size)
+
+				garbageSize -= item.size
+				if garbageSize <= 0 {
+					break
+				}
+			}
+		}
+	}
+}
+
+// GCNextBucket gc one bucket
+func (this *MemoryFragmentPool) GCNextBucket() (isEmpty bool) {
+	if !this.isOk {
+		return
+	}
+
+	var itemIds = []uint64{}
+
+	// find
+	this.mu.RLock()
+
+	var bucketIndex = this.gcBucketIndex
+	var bucketMap = this.bucketMaps[bucketIndex]
+	isEmpty = len(bucketMap) == 0
+	if isEmpty {
+		this.mu.RUnlock()
+
+		// move to next bucket index
+		bucketIndex++
+		if bucketIndex >= this.countBuckets {
+			bucketIndex = 0
+		}
+		this.gcBucketIndex = bucketIndex
+
+		return
+	}
+
+	for itemId, item := range bucketMap {
+		if item.IsExpired() {
+			itemIds = append(itemIds, itemId)
+		}
+	}
+
+	this.mu.RUnlock()
+
+	// remove
+	if len(itemIds) > 0 {
+		this.mu.Lock()
+		for _, itemId := range itemIds {
+			item, ok := bucketMap[itemId]
+			if !ok {
+				continue
+			}
+			if !item.IsAvailable() {
+				continue
+			}
+			delete(bucketMap, itemId)
+			item.Reset()
+			atomic.AddInt64(&this.totalMemory, -item.size)
+		}
+		this.mu.Unlock()
+	}
+
+	// move to next bucket index
+	bucketIndex++
+	if bucketIndex >= this.countBuckets {
+		bucketIndex = 0
+	}
+	this.gcBucketIndex = bucketIndex
+
+	return
+}
+
+func (this *MemoryFragmentPool) SetCapacity(capacity int64) {
+	this.capacity = capacity
+}
+
+func (this *MemoryFragmentPool) TotalSize() int64 {
+	return atomic.LoadInt64(&this.totalMemory)
+}
+
+func (this *MemoryFragmentPool) Len() int {
+	this.mu.Lock()
+	defer this.mu.Unlock()
+	var count = 0
+	for _, bucketMap := range this.bucketMaps {
+		count += len(bucketMap)
+	}
+	return count
+}
+
+func (this *MemoryFragmentPool) IncreaseNew() {
+	if this.isOk && this.debugMode {
+		atomic.AddUint64(&this.countNew, 1)
+	}
+}
+
+func (this *MemoryFragmentPool) bucketIndexForSize(size int64) int {
+	return int(size / memoryFragmentPoolBucketSegmentSize)
+}
+
+func (this *MemoryFragmentPool) findItemInMap(bucketMap map[uint64]*MemoryFragmentPoolItem, expectSize int64) (resultBytes []byte, resultItemId uint64, ok bool) {
+	if len(bucketMap) == 0 {
+		return
+	}
+
+	for itemId, item := range bucketMap {
+		if item.size >= expectSize {
+			// check if is referred
+			if !item.IsAvailable() {
+				continue
+			}
+
+			// return result
+			if item.size != expectSize {
+				resultBytes = item.Bytes[:expectSize]
+			} else {
+				resultBytes = item.Bytes
+			}
+
+			// reset old item
+			item.Reset()
+			atomic.AddInt64(&this.totalMemory, -item.size)
+
+			resultItemId = itemId
+
+			if this.debugMode {
+				atomic.AddUint64(&this.countGet, 1)
+			}
+
+			ok = true
+
+			return
+		}
+	}
+
+	return
+}

internal/caches/memory_fragment_pool_test.go

@@ -0,0 +1,313 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package caches_test
+
+import (
+	"bytes"
+	"github.com/TeaOSLab/EdgeNode/internal/caches"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/testutils"
+	"github.com/iwind/TeaGo/assert"
+	"github.com/iwind/TeaGo/rands"
+	timeutil "github.com/iwind/TeaGo/utils/time"
+	"runtime"
+	"sync"
+	"sync/atomic"
+	"testing"
+	"time"
+)
+
+func TestNewMemoryFragmentPool(t *testing.T) {
+	var a = assert.NewAssertion(t)
+
+	var pool = caches.NewMemoryFragmentPool()
+	for i := 0; i < 3000; i++ {
+		ok := pool.Put(make([]byte, 2<<20))
+		if !ok {
+			t.Log("finished at", i)
+			break
+		}
+	}
+
+	t.Log(pool.TotalSize()>>20, "MB", pool.Len(), "items")
+
+	{
+		r, ok := pool.Get(1 << 20)
+		a.IsTrue(ok)
+		a.IsTrue(len(r) == 1<<20)
+	}
+
+	{
+		r, ok := pool.Get(2 << 20)
+		a.IsTrue(ok)
+		a.IsTrue(len(r) == 2<<20)
+	}
+
+	{
+		r, ok := pool.Get(4 << 20)
+		a.IsFalse(ok)
+		a.IsTrue(len(r) == 0)
+	}
+
+	t.Log(pool.TotalSize()>>20, "MB", pool.Len(), "items")
+}
+
+func TestNewMemoryFragmentPool_LargeBucket(t *testing.T) {
+	var a = assert.NewAssertion(t)
+
+	var pool = caches.NewMemoryFragmentPool()
+	{
+		pool.Put(make([]byte, 128<<20+1))
+		a.IsTrue(pool.Len() == 0)
+	}
+
+	{
+		pool.Put(make([]byte, 128<<20))
+		a.IsTrue(pool.Len() == 1)
+
+		pool.Get(118 << 20)
+		a.IsTrue(pool.Len() == 0)
+	}
+
+	{
+		pool.Put(make([]byte, 128<<20))
+		a.IsTrue(pool.Len() == 1)
+
+		pool.Get(110 << 20)
+		a.IsTrue(pool.Len() == 1)
+	}
+}
+
+func TestMemoryFragmentPool_Get_Exactly(t *testing.T) {
+	var a = assert.NewAssertion(t)
+
+	var pool = caches.NewMemoryFragmentPool()
+	{
+		pool.Put(make([]byte, 129<<20))
+		a.IsTrue(pool.Len() == 0)
+	}
+
+	{
+		pool.Put(make([]byte, 4<<20))
+		a.IsTrue(pool.Len() == 1)
+	}
+
+	{
+		pool.Get(4 << 20)
+		a.IsTrue(pool.Len() == 0)
+	}
+}
+
+func TestMemoryFragmentPool_Get_Round(t *testing.T) {
+	var a = assert.NewAssertion(t)
+
+	var pool = caches.NewMemoryFragmentPool()
+	{
+		pool.Put(make([]byte, 8<<20))
+		pool.Put(make([]byte, 8<<20))
+		pool.Put(make([]byte, 8<<20))
+		a.IsTrue(pool.Len() == 3)
+	}
+
+	{
+		resultBytes, ok := pool.Get(3 << 20)
+		a.IsTrue(pool.Len() == 2)
+		if ok {
+			pool.Put(resultBytes)
+		}
+	}
+
+	{
+		pool.Get(2 << 20)
+		a.IsTrue(pool.Len() == 2)
+	}
+
+	{
+		pool.Get(1 << 20)
+		a.IsTrue(pool.Len() == 1)
+	}
+}
+
+func TestMemoryFragmentPool_GC(t *testing.T) {
+	var pool = caches.NewMemoryFragmentPool()
+	pool.SetCapacity(32 << 20)
+	for i := 0; i < 16; i++ {
+		pool.Put(make([]byte, 4<<20))
+	}
+	var before = time.Now()
+	pool.GC()
+	t.Log(time.Since(before).Seconds()*1000, "ms")
+	t.Log(pool.Len())
+}
+
+func TestMemoryFragmentPool_Memory(t *testing.T) {
+	if !testutils.IsSingleTesting() {
+		return
+	}
+
+	var pool = caches.NewMemoryFragmentPool()
+
+	testutils.StartMemoryStats(t, func() {
+		t.Log(pool.Len(), "items")
+	})
+
+	var sampleData = bytes.Repeat([]byte{'A'}, 16<<20)
+
+	var countNew = 0
+	for i := 0; i < 1000; i++ {
+		cacheData, ok := pool.Get(16 << 20)
+		if ok {
+			copy(cacheData, sampleData)
+			pool.Put(cacheData)
+		} else {
+			countNew++
+			var data = make([]byte, 16<<20)
+			copy(data, sampleData)
+			pool.Put(data)
+		}
+	}
+
+	t.Log("count new:", countNew)
+	t.Log("count remains:", pool.Len())
+
+	time.Sleep(10 * time.Minute)
+}
+
+func TestMemoryFragmentPool_GCNextBucket(t *testing.T) {
+	if !testutils.IsSingleTesting() {
+		return
+	}
+
+	var pool = caches.NewMemoryFragmentPool()
+	for i := 0; i < 1000; i++ {
+		pool.Put(make([]byte, rands.Int(0, 100)<<20))
+	}
+
+	var lastLen int
+	for {
+		pool.GCNextBucket()
+		var currentLen = pool.Len()
+		if lastLen == currentLen {
+			continue
+		}
+		lastLen = currentLen
+
+		t.Log(currentLen, "items", pool.TotalSize(), "bytes", timeutil.Format("H:i:s"))
+		time.Sleep(100 * time.Millisecond)
+
+		if currentLen == 0 {
+			break
+		}
+	}
+}
+
+func TestMemoryFragmentPoolItem(t *testing.T) {
+	var a = assert.NewAssertion(t)
+
+	var m = map[int]*caches.MemoryFragmentPoolItem{}
+	m[1] = &caches.MemoryFragmentPoolItem{
+		Refs: 0,
+	}
+	var item = m[1]
+	a.IsTrue(item.Refs == 0)
+	a.IsTrue(atomic.AddInt32(&item.Refs, 1) == 1)
+
+	for _, item2 := range m {
+		t.Log(item2)
+		a.IsTrue(atomic.AddInt32(&item2.Refs, 1) == 2)
+	}
+
+	t.Log(m)
+}
+
+func BenchmarkMemoryFragmentPool_Get_HIT(b *testing.B) {
+	runtime.GOMAXPROCS(4)
+
+	var pool = caches.NewMemoryFragmentPool()
+	for i := 0; i < 3000; i++ {
+		ok := pool.Put(make([]byte, 2<<20))
+		if !ok {
+			break
+		}
+	}
+
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			data, ok := pool.Get(2 << 20)
+			if ok {
+				pool.Put(data)
+			}
+		}
+	})
+}
+
+func BenchmarkMemoryFragmentPool_Get_TOTALLY_MISSING(b *testing.B) {
+	runtime.GOMAXPROCS(4)
+
+	var pool = caches.NewMemoryFragmentPool()
+	for i := 0; i < 3000; i++ {
+		ok := pool.Put(make([]byte, 2<<20+100))
+		if !ok {
+			break
+		}
+	}
+
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			data, ok := pool.Get(2<<20 + 200)
+			if ok {
+				pool.Put(data)
+			}
+		}
+	})
+}
+
+func BenchmarkMemoryPool_Get_HIT_MISSING(b *testing.B) {
+	runtime.GOMAXPROCS(4)
+
+	var pool = caches.NewMemoryFragmentPool()
+	for i := 0; i < 3000; i++ {
+		ok := pool.Put(make([]byte, rands.Int(2, 32)<<20))
+		if !ok {
+			break
+		}
+	}
+
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			data, ok := pool.Get(4 << 20)
+			if ok {
+				pool.Put(data)
+			}
+		}
+	})
+}
+
+func BenchmarkMemoryFragmentPool_GC(b *testing.B) {
+	runtime.GOMAXPROCS(4)
+
+	var pool = caches.NewMemoryFragmentPool()
+	pool.SetCapacity(1 << 30)
+	for i := 0; i < 2_000; i++ {
+		pool.Put(make([]byte, 1<<20))
+	}
+
+	var mu = sync.Mutex{}
+
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			mu.Lock()
+			for i := 0; i < 100; i++ {
+				pool.GCNextBucket()
+			}
+			mu.Unlock()
+		}
+	})
+}

internal/caches/open_file.go

@@ -12,14 +12,16 @@ type OpenFile struct {
 	meta    []byte
 	header  []byte
 	version int64
+	size    int64
 }
 
-func NewOpenFile(fp *os.File, meta []byte, header []byte, version int64) *OpenFile {
+func NewOpenFile(fp *os.File, meta []byte, header []byte, version int64, size int64) *OpenFile {
 	return &OpenFile{
 		fp:      fp,
 		meta:    meta,
 		header:  header,
 		version: version,
+		size:    size,
 	}
 }
 

internal/caches/open_file_cache.go

@@ -3,7 +3,9 @@
 package caches
 
 import (
+	"fmt"
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
+	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/linkedlist"
 	"github.com/fsnotify/fsnotify"
 	"github.com/iwind/TeaGo/logs"
@@ -14,26 +16,34 @@ import (
 	"time"
 )
 
+const (
+	maxOpenFileSize = 256 << 20
+)
+
 type OpenFileCache struct {
 	poolMap  map[string]*OpenFilePool // file path => Pool
-	poolList *linkedlist.List
+	poolList *linkedlist.List[*OpenFilePool]
 	watcher  *fsnotify.Watcher
 
 	locker sync.RWMutex
 
-	maxSize int
-	count   int
+	maxCount     int
+	capacitySize int64
+
+	count    int
+	usedSize int64
 }
 
-func NewOpenFileCache(maxSize int) (*OpenFileCache, error) {
-	if maxSize <= 0 {
-		maxSize = 16384
+func NewOpenFileCache(maxCount int) (*OpenFileCache, error) {
+	if maxCount <= 0 {
+		maxCount = 16384
 	}
 
 	var cache = &OpenFileCache{
-		maxSize:  maxSize,
-		poolMap:  map[string]*OpenFilePool{},
-		poolList: linkedlist.NewList(),
+		maxCount:     maxCount,
+		poolMap:      map[string]*OpenFilePool{},
+		poolList:     linkedlist.NewList[*OpenFilePool](),
+		capacitySize: (int64(utils.SystemMemoryGB()) << 30) / 16,
 	}
 
 	watcher, err := fsnotify.NewWatcher()
@@ -58,24 +68,36 @@ func (this *OpenFileCache) Get(filename string) *OpenFile {
 	pool, ok := this.poolMap[filename]
 	this.locker.RUnlock()
 	if ok {
-		file, consumed := pool.Get()
+		file, consumed, consumedSize := pool.Get()
 		if consumed {
 			this.locker.Lock()
 			this.count--
+			this.usedSize -= consumedSize
 
 			// pool如果为空，也不需要从列表中删除，避免put时需要重新创建
 
 			this.locker.Unlock()
 		}
+
 		return file
 	}
 	return nil
 }
 
 func (this *OpenFileCache) Put(filename string, file *OpenFile) {
+	if file.size > maxOpenFileSize {
+		return
+	}
+
 	this.locker.Lock()
 	defer this.locker.Unlock()
 
+	// 如果超过当前容量，则关闭最早的
+	if this.count >= this.maxCount || this.usedSize+file.size >= this.capacitySize {
+		this.consumeHead()
+		return
+	}
+
 	pool, ok := this.poolMap[filename]
 	var success bool
 	if ok {
@@ -92,35 +114,7 @@ func (this *OpenFileCache) Put(filename string, file *OpenFile) {
 	// 检查长度
 	if success {
 		this.count++
-
-		// 如果超过当前容量，则关闭最早的
-		if this.count > this.maxSize {
-			var delta = this.maxSize / 100 // 清理1%
-			if delta == 0 {
-				delta = 1
-			}
-			for i := 0; i < delta; i++ {
-				var head = this.poolList.Head()
-				if head == nil {
-					break
-				}
-
-				var headPool = head.Value.(*OpenFilePool)
-				headFile, consumed := headPool.Get()
-				if consumed {
-					this.count--
-					if headFile != nil {
-						_ = headFile.Close()
-					}
-				}
-
-				if headPool.Len() == 0 {
-					delete(this.poolMap, headPool.filename)
-					this.poolList.Remove(head)
-					_ = this.watcher.Remove(headPool.filename)
-				}
-			}
-		}
+		this.usedSize += file.size
 	}
 }
 
@@ -136,6 +130,7 @@ func (this *OpenFileCache) Close(filename string) {
 		this.poolList.Remove(pool.linkItem)
 		_ = this.watcher.Remove(filename)
 		this.count -= pool.Len()
+		this.usedSize -= pool.usedSize
 	}
 
 	this.locker.Unlock()
@@ -155,18 +150,55 @@ func (this *OpenFileCache) CloseAll() {
 	this.poolList.Reset()
 	_ = this.watcher.Close()
 	this.count = 0
+	this.usedSize = 0
 	this.locker.Unlock()
 }
 
+func (this *OpenFileCache) SetCapacity(capacityBytes int64) {
+	this.capacitySize = capacityBytes
+}
+
 func (this *OpenFileCache) Debug() {
 	var ticker = time.NewTicker(5 * time.Second)
 	goman.New(func() {
 		for range ticker.C {
-			logs.Println("==== " + types.String(this.count) + " ====")
-			this.poolList.Range(func(item *linkedlist.Item) (goNext bool) {
-				logs.Println(filepath.Base(item.Value.(*OpenFilePool).Filename()), item.Value.(*OpenFilePool).Len())
+			logs.Println("==== " + types.String(this.count) + ", " + fmt.Sprintf("%.4fMB", float64(this.usedSize)/(1<<20)) + " ====")
+			this.poolList.Range(func(item *linkedlist.Item[*OpenFilePool]) (goNext bool) {
+				logs.Println(filepath.Base(item.Value.Filename()), item.Value.Len())
 				return true
 			})
 		}
 	})
 }
+
+func (this *OpenFileCache) consumeHead() {
+	var delta = 1
+
+	if this.count > 100 {
+		delta = 2
+	}
+
+	for i := 0; i < delta; i++ {
+		var head = this.poolList.Head()
+		if head == nil {
+			break
+		}
+
+		var headPool = head.Value
+		headFile, consumed, consumedSize := headPool.Get()
+		if consumed {
+			this.count--
+			this.usedSize -= consumedSize
+
+			if headFile != nil {
+				_ = headFile.Close()
+			}
+		}
+
+		if headPool.Len() == 0 {
+			delete(this.poolMap, headPool.filename)
+			this.poolList.Remove(head)
+			_ = this.watcher.Remove(headPool.filename)
+		}
+	}
+}

internal/caches/open_file_cache_test.go

@@ -5,6 +5,7 @@ package caches_test
 import (
 	"github.com/TeaOSLab/EdgeNode/internal/caches"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/testutils"
+	"github.com/iwind/TeaGo/types"
 	"testing"
 	"time"
 )
@@ -15,13 +16,14 @@ func TestNewOpenFileCache_Close(t *testing.T) {
 		t.Fatal(err)
 	}
 	cache.Debug()
-	cache.Put("a.txt", caches.NewOpenFile(nil, nil, nil, 0))
-	cache.Put("b.txt", caches.NewOpenFile(nil, nil, nil, 0))
-	cache.Put("b.txt", caches.NewOpenFile(nil, nil, nil, 0))
-	cache.Put("b.txt", caches.NewOpenFile(nil, nil, nil, 0))
-	cache.Put("c.txt", caches.NewOpenFile(nil, nil, nil, 0))
+	cache.Put("a.txt", caches.NewOpenFile(nil, nil, nil, 0, 1<<20))
+	cache.Put("b.txt", caches.NewOpenFile(nil, nil, nil, 0, 1<<20))
+	cache.Put("b.txt", caches.NewOpenFile(nil, nil, nil, 0, 1<<20))
+	cache.Put("b.txt", caches.NewOpenFile(nil, nil, nil, 0, 1<<20))
+	cache.Put("c.txt", caches.NewOpenFile(nil, nil, nil, 0, 1<<20))
+
 	cache.Get("b.txt")
-	cache.Get("d.txt")
+	cache.Get("d.txt") // not exist
 	cache.Close("a.txt")
 
 	if testutils.IsSingleTesting() {
@@ -29,18 +31,39 @@ func TestNewOpenFileCache_Close(t *testing.T) {
 	}
 }
 
+func TestNewOpenFileCache_OverSize(t *testing.T) {
+	cache, err := caches.NewOpenFileCache(1024)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	cache.SetCapacity(1 << 30)
+
+	cache.Debug()
+
+	for i := 0; i < 100; i++ {
+		cache.Put("a"+types.String(i)+".txt", caches.NewOpenFile(nil, nil, nil, 0, 128<<20))
+	}
+
+	if testutils.IsSingleTesting() {
+		time.Sleep(100 * time.Second)
+	}
+}
+
 func TestNewOpenFileCache_CloseAll(t *testing.T) {
 	cache, err := caches.NewOpenFileCache(1024)
 	if err != nil {
 		t.Fatal(err)
 	}
 	cache.Debug()
-	cache.Put("a.txt", caches.NewOpenFile(nil, nil, nil, 0))
-	cache.Put("b.txt", caches.NewOpenFile(nil, nil, nil, 0))
-	cache.Put("c.txt", caches.NewOpenFile(nil, nil, nil, 0))
+	cache.Put("a.txt", caches.NewOpenFile(nil, nil, nil, 0, 1))
+	cache.Put("b.txt", caches.NewOpenFile(nil, nil, nil, 0, 1))
+	cache.Put("c.txt", caches.NewOpenFile(nil, nil, nil, 0, 1))
 	cache.Get("b.txt")
 	cache.Get("d.txt")
 	cache.CloseAll()
 
-	time.Sleep(6 * time.Second)
+	if testutils.IsSingleTesting() {
+		time.Sleep(6 * time.Second)
+	}
 }

internal/caches/open_file_pool.go

@@ -9,10 +9,11 @@ import (
 
 type OpenFilePool struct {
 	c        chan *OpenFile
-	linkItem *linkedlist.Item
+	linkItem *linkedlist.Item[*OpenFilePool]
 	filename string
 	version  int64
 	isClosed bool
+	usedSize int64
 }
 
 func NewOpenFilePool(filename string) *OpenFilePool {
@@ -21,7 +22,7 @@ func NewOpenFilePool(filename string) *OpenFilePool {
 		c:        make(chan *OpenFile, 1024),
 		version:  fasttime.Now().UnixMilli(),
 	}
-	pool.linkItem = linkedlist.NewItem(pool)
+	pool.linkItem = linkedlist.NewItem[*OpenFilePool](pool)
 	return pool
 }
 
@@ -29,27 +30,29 @@ func (this *OpenFilePool) Filename() string {
 	return this.filename
 }
 
-func (this *OpenFilePool) Get() (*OpenFile, bool) {
+func (this *OpenFilePool) Get() (resultFile *OpenFile, consumed bool, consumedSize int64) {
 	// 如果已经关闭，直接返回
 	if this.isClosed {
-		return nil, false
+		return nil, false, 0
 	}
 
 	select {
 	case file := <-this.c:
 		if file != nil {
+			this.usedSize -= file.size
+
 			err := file.SeekStart()
 			if err != nil {
 				_ = file.Close()
-				return nil, true
+				return nil, true, file.size
 			}
 			file.version = this.version
 
-			return file, true
+			return file, true, file.size
 		}
-		return nil, false
+		return nil, false, 0
 	default:
-		return nil, false
+		return nil, false, 0
 	}
 }
 
@@ -69,6 +72,7 @@ func (this *OpenFilePool) Put(file *OpenFile) bool {
 	// 加入Pool
 	select {
 	case this.c <- file:
+		this.usedSize += file.size
 		return true
 	default:
 		// 多余的直接关闭
@@ -81,6 +85,10 @@ func (this *OpenFilePool) Len() int {
 	return len(this.c)
 }
 
+func (this *OpenFilePool) TotalSize() int64 {
+	return this.usedSize
+}
+
 func (this *OpenFilePool) SetClosing() {
 	this.isClosed = true
 }

internal/caches/open_file_pool_test.go

@@ -13,15 +13,15 @@ func TestOpenFilePool_Get(t *testing.T) {
 	var pool = caches.NewOpenFilePool("a")
 	t.Log(pool.Filename())
 	t.Log(pool.Get())
-	t.Log(pool.Put(caches.NewOpenFile(nil, nil, nil, 0)))
+	t.Log(pool.Put(caches.NewOpenFile(nil, nil, nil, 0, 1)))
 	t.Log(pool.Get())
 	t.Log(pool.Get())
 }
 
 func TestOpenFilePool_Close(t *testing.T) {
 	var pool = caches.NewOpenFilePool("a")
-	pool.Put(caches.NewOpenFile(nil, nil, nil, 0))
-	pool.Put(caches.NewOpenFile(nil, nil, nil, 0))
+	pool.Put(caches.NewOpenFile(nil, nil, nil, 0, 1))
+	pool.Put(caches.NewOpenFile(nil, nil, nil, 0, 1))
 	pool.Close()
 }
 
@@ -35,7 +35,7 @@ func TestOpenFilePool_Concurrent(t *testing.T) {
 			defer wg.Done()
 
 			if rands.Int(0, 1) == 1 {
-				pool.Put(caches.NewOpenFile(nil, nil, nil, 0))
+				pool.Put(caches.NewOpenFile(nil, nil, nil, 0, 1))
 			}
 			if rands.Int(0, 1) == 0 {
 				pool.Get()

internal/caches/reader_file.go

@@ -366,7 +366,7 @@ func (this *FileReader) Close() error {
 		} else {
 			var cacheMeta = make([]byte, len(this.meta))
 			copy(cacheMeta, this.meta)
-			this.openFileCache.Put(this.fp.Name(), NewOpenFile(this.fp, cacheMeta, this.header, this.LastModified()))
+			this.openFileCache.Put(this.fp.Name(), NewOpenFile(this.fp, cacheMeta, this.header, this.LastModified(), this.bodySize))
 		}
 		return nil
 	}

internal/caches/reader_partial_file.go

@@ -3,6 +3,7 @@ package caches
 import (
 	"encoding/binary"
 	"errors"
+	"fmt"
 	rangeutils "github.com/TeaOSLab/EdgeNode/internal/utils/ranges"
 	"github.com/iwind/TeaGo/types"
 	"io"
@@ -19,7 +20,7 @@ type PartialFileReader struct {
 func NewPartialFileReader(fp *os.File) *PartialFileReader {
 	return &PartialFileReader{
 		FileReader: NewFileReader(fp),
-		rangePath:  partialRangesFilePath(fp.Name()),
+		rangePath:  PartialRangesFilePath(fp.Name()),
 	}
 }
 
@@ -46,7 +47,7 @@ func (this *PartialFileReader) InitAutoDiscard(autoDiscard bool) error {
 	// 读取Range
 	ranges, err := NewPartialRangesFromFile(this.rangePath)
 	if err != nil {
-		return errors.New("read ranges failed: " + err.Error())
+		return fmt.Errorf("read ranges failed: %w", err)
 	}
 	this.ranges = ranges
 

internal/caches/storage_file.go

@@ -14,6 +14,7 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/TeaOSLab/EdgeNode/internal/trackers"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/fasttime"
 	fsutils "github.com/TeaOSLab/EdgeNode/internal/utils/fs"
 	setutils "github.com/TeaOSLab/EdgeNode/internal/utils/sets"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/sizes"
@@ -22,6 +23,9 @@ import (
 	"github.com/iwind/TeaGo/rands"
 	"github.com/iwind/TeaGo/types"
 	stringutil "github.com/iwind/TeaGo/utils/string"
+	timeutil "github.com/iwind/TeaGo/utils/time"
+	"github.com/iwind/gosock/pkg/gosock"
+	"github.com/shirou/gopsutil/v3/load"
 	"math"
 	"os"
 	"path/filepath"
@@ -55,17 +59,14 @@ const (
 	HotItemLifeSeconds       int64  = 3600         // 热点数据生命周期
 	FileToMemoryMaxSize             = 32 * sizes.M // 可以从文件写入到内存的最大文件尺寸
 	FileTmpSuffix                   = ".tmp"
-	MinDiskSpace             uint64 = 5 << 30 // 当前磁盘最小剩余空间
+	DefaultMinDiskFreeSpace  uint64 = 5 << 30 // 当前磁盘最小剩余空间
+	DefaultStaleCacheSeconds        = 1200    // 过时缓存留存时间
+	HashKeyLength                   = 32
 )
 
 var sharedWritingFileKeyMap = map[string]zero.Zero{} // key => bool
 var sharedWritingFileKeyLocker = sync.Mutex{}
 
-var maxOpenFiles = NewMaxOpenFiles()
-
-const maxOpenFilesSlowCost = 1000 * time.Microsecond // us
-const protectingLoadWhenDump = false
-
 // FileStorage 文件缓存
 //
 //	文件结构：
@@ -88,7 +89,8 @@ type FileStorage struct {
 
 	openFileCache *OpenFileCache
 
-	mainDiskIsFull bool
+	mainDiskIsFull    bool
+	mainDiskTotalSize uint64
 
 	subDirs []*FileDir
 }
@@ -162,6 +164,7 @@ func (this *FileStorage) UpdatePolicy(newPolicy *serverconfigs.HTTPCachePolicy)
 			IsFull:   false,
 		})
 	}
+	this.subDirs = subDirs
 	this.checkDiskSpace()
 
 	err = newOptions.Init()
@@ -198,6 +201,9 @@ func (this *FileStorage) UpdatePolicy(newPolicy *serverconfigs.HTTPCachePolicy)
 	if newPolicy.PersistenceAutoPurgeInterval != this.policy.PersistenceAutoPurgeInterval {
 		this.initPurgeTicker()
 	}
+
+	// reset ignored keys
+	this.ignoreKeys.Reset()
 }
 
 // Init 初始化
@@ -259,7 +265,7 @@ func (this *FileStorage) Init() error {
 		} else {
 			err = os.MkdirAll(dir, 0777)
 			if err != nil {
-				return errors.New("[CACHE]can not create dir:" + err.Error())
+				return fmt.Errorf("[CACHE]can not create dir: %w", err)
 			}
 		}
 	}
@@ -299,6 +305,9 @@ func (this *FileStorage) Init() error {
 	// 检查磁盘空间
 	this.checkDiskSpace()
 
+	// clean *.trash directories
+	this.cleanAllDeletedDirs()
+
 	return nil
 }
 
@@ -410,25 +419,32 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 	}
 
 	// 是否已忽略
-	if this.ignoreKeys.Has(key) {
+	if maxSize > 0 && this.ignoreKeys.Has(types.String(maxSize)+"$"+key) {
 		return nil, ErrEntityTooLarge
 	}
 
+	// 检查磁盘是否超出容量
+	// 需要在内存缓存之前执行，避免成功写进到了内存缓存，但无法刷到磁盘
+	var capacityBytes = this.diskCapacityBytes()
+	if capacityBytes > 0 && capacityBytes <= this.TotalDiskSize()+(32<<20 /** 余量 **/) {
+		return nil, NewCapacityError("write file cache failed: over disk size, current: " + types.String(this.TotalDiskSize()) + ", capacity: " + types.String(capacityBytes))
+	}
+
 	// 先尝试内存缓存
 	// 我们限定仅小文件优先存在内存中
 	var maxMemorySize = FileToMemoryMaxSize
-	if maxSize > maxMemorySize {
+	if maxSize > 0 && maxSize < maxMemorySize {
 		maxMemorySize = maxSize
 	}
 	var memoryStorage = this.memoryStorage
-	if !isFlushing && !isPartial && memoryStorage != nil && ((bodySize > 0 && bodySize < maxMemorySize) || bodySize < 0) {
+	if !fsutils.DiskIsExtremelyFast() && !isFlushing && !isPartial && memoryStorage != nil && ((bodySize > 0 && bodySize < maxMemorySize) || bodySize < 0) {
 		writer, err := memoryStorage.OpenWriter(key, expiredAt, status, headerSize, bodySize, maxMemorySize, false)
 		if err == nil {
 			return writer, nil
 		}
 
 		// 如果队列满了，则等待
-		if err == ErrWritingQueueFull {
+		if errors.Is(err, ErrWritingQueueFull) {
 			return nil, err
 		}
 	}
@@ -442,9 +458,9 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 		return nil, ErrFileIsWriting
 	}
 
-	if !isFlushing && !maxOpenFiles.Next() {
+	if !isFlushing && !fsutils.WriteReady() {
 		sharedWritingFileKeyLocker.Unlock()
-		return nil, ErrTooManyOpenFiles
+		return nil, ErrServerIsBusy
 	}
 
 	sharedWritingFileKeyMap[key] = zero.New()
@@ -453,19 +469,10 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 		if !isOk {
 			sharedWritingFileKeyLocker.Lock()
 			delete(sharedWritingFileKeyMap, key)
-			if len(sharedWritingFileKeyMap) == 0 {
-				maxOpenFiles.FinishAll()
-			}
 			sharedWritingFileKeyLocker.Unlock()
 		}
 	}()
 
-	// 检查是否超出容量
-	var capacityBytes = this.diskCapacityBytes()
-	if capacityBytes > 0 && capacityBytes <= this.TotalDiskSize() {
-		return nil, NewCapacityError("write file cache failed: over disk size, current total size: " + types.String(this.TotalDiskSize()) + " bytes, capacity: " + types.String(capacityBytes))
-	}
-
 	var hash = stringutil.Md5(key)
 
 	dir, diskIsFull := this.subDir(hash)
@@ -487,7 +494,7 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 	stat, err := os.Stat(cachePath)
 
 	// 检查两次写入缓存的时间是否过于相近，分片内容不受此限制
-	if err == nil && !isPartial && time.Now().Sub(stat.ModTime()) <= 1*time.Second {
+	if err == nil && !isPartial && time.Since(stat.ModTime()) <= 1*time.Second {
 		// 防止并发连续写入
 		return nil, ErrFileIsWriting
 	}
@@ -555,8 +562,9 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 	if isNewCreated && existsFile {
 		flags |= os.O_TRUNC
 	}
-	var before = time.Now()
+	fsutils.WriteBegin()
 	writer, err := os.OpenFile(tmpPath, flags, 0666)
+	fsutils.WriteEnd()
 	if err != nil {
 		// TODO 检查在各个系统中的稳定性
 		if os.IsNotExist(err) {
@@ -569,13 +577,6 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 			return nil, err
 		}
 	}
-	if !isFlushing {
-		if time.Since(before) >= maxOpenFilesSlowCost {
-			maxOpenFiles.Slow()
-		} else {
-			maxOpenFiles.Fast()
-		}
-	}
 
 	var removeOnFailure = true
 	defer func() {
@@ -625,7 +626,9 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 			metaBodySize = bodySize
 		}
 
+		fsutils.WriteBegin()
 		_, err = writer.Write(metaBytes)
+		fsutils.WriteEnd()
 		if err != nil {
 			return nil, err
 		}
@@ -636,18 +639,12 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 		return NewPartialFileWriter(writer, key, expiredAt, metaHeaderSize, metaBodySize, isNewCreated, isPartial, partialBodyOffset, partialRanges, func() {
 			sharedWritingFileKeyLocker.Lock()
 			delete(sharedWritingFileKeyMap, key)
-			if len(sharedWritingFileKeyMap) == 0 {
-				maxOpenFiles.FinishAll()
-			}
 			sharedWritingFileKeyLocker.Unlock()
 		}), nil
 	} else {
-		return NewFileWriter(this, writer, key, expiredAt, metaHeaderSize, metaBodySize, -1, func() {
+		return NewFileWriter(this, writer, key, expiredAt, metaHeaderSize, metaBodySize, maxSize, func() {
 			sharedWritingFileKeyLocker.Lock()
 			delete(sharedWritingFileKeyMap, key)
-			if len(sharedWritingFileKeyMap) == 0 {
-				maxOpenFiles.FinishAll()
-			}
 			sharedWritingFileKeyLocker.Unlock()
 		}), nil
 	}
@@ -761,7 +758,7 @@ func (this *FileStorage) CleanAll() error {
 				return err
 			}
 			for _, info := range subDirs {
-				subDir := info.Name()
+				var subDir = info.Name()
 
 				// 检查目录名
 				if !dirNameReg.MatchString(subDir) {
@@ -769,7 +766,7 @@ func (this *FileStorage) CleanAll() error {
 				}
 
 				// 修改目录名
-				tmpDir := dir + "/" + subDir + "-deleted"
+				var tmpDir = dir + "/" + subDir + "." + timeutil.Format("YmdHis") + ".trash"
 				err = os.Rename(dir+"/"+subDir, tmpDir)
 				if err != nil {
 					return err
@@ -780,7 +777,11 @@ func (this *FileStorage) CleanAll() error {
 			goman.New(func() {
 				err = this.cleanDeletedDirs(dir)
 				if err != nil {
-					remotelogs.Warn("CACHE", "delete '*-deleted' dirs failed: "+err.Error())
+					remotelogs.Warn("CACHE", "delete '*.trash' dirs failed: "+err.Error())
+				} else {
+					// try to clean again, to delete writing files when deleting
+					time.Sleep(10 * time.Minute)
+					_ = this.cleanDeletedDirs(dir)
 				}
 			})
 
@@ -897,7 +898,7 @@ func (this *FileStorage) Stop() {
 
 // TotalDiskSize 消耗的磁盘尺寸
 func (this *FileStorage) TotalDiskSize() int64 {
-	stat, err := fsutils.StatCache(this.options.Dir)
+	stat, err := fsutils.StatDeviceCache(this.options.Dir)
 	if err == nil {
 		return int64(stat.UsedSize())
 	}
@@ -914,8 +915,8 @@ func (this *FileStorage) TotalMemorySize() int64 {
 }
 
 // IgnoreKey 忽略某个Key，即不缓存某个Key
-func (this *FileStorage) IgnoreKey(key string) {
-	this.ignoreKeys.Push(key)
+func (this *FileStorage) IgnoreKey(key string, maxSize int64) {
+	this.ignoreKeys.Push(types.String(maxSize) + "$" + key)
 }
 
 // CanSendfile 是否支持Sendfile
@@ -937,7 +938,7 @@ func (this *FileStorage) keyPath(key string) (hash string, path string, diskIsFu
 
 // 获取Hash对应的文件路径
 func (this *FileStorage) hashPath(hash string) (path string, diskIsFull bool) {
-	if len(hash) != 32 {
+	if len(hash) != HashKeyLength {
 		return "", false
 	}
 	var dir string
@@ -1001,28 +1002,31 @@ func (this *FileStorage) initList() error {
 // 清理任务
 // TODO purge每个分区
 func (this *FileStorage) purgeLoop() {
-	// 检查磁盘剩余空间
-	this.checkDiskSpace()
+	// load
+	systemLoad, _ := load.Avg()
+
+	// TODO 计算平均最近每日新增用量
 
 	// 计算是否应该开启LFU清理
 	var capacityBytes = this.diskCapacityBytes()
 	var startLFU = false
+	var requireFullLFU = false // 是否需要完整执行LFU
 	var lfuFreePercent = this.policy.PersistenceLFUFreePercent
 	if lfuFreePercent <= 0 {
 		lfuFreePercent = 5
-	}
 
-	var hasFullDisk = this.mainDiskIsFull
-	if !hasFullDisk {
-		var subDirs = this.subDirs // copy slice
-		for _, subDir := range subDirs {
-			if subDir.IsFull {
-				hasFullDisk = true
-				break
+		if systemLoad == nil || systemLoad.Load5 > 10 {
+			// 2TB级别以上
+			if capacityBytes>>30 > 2000 {
+				lfuFreePercent = 100 /** GB **/ / float32(capacityBytes>>30) * 100 /** % **/
+				if lfuFreePercent > 3 {
+					lfuFreePercent = 3
+				}
 			}
 		}
 	}
 
+	var hasFullDisk = this.hasFullDisk()
 	if hasFullDisk {
 		startLFU = true
 	} else {
@@ -1041,23 +1045,45 @@ func (this *FileStorage) purgeLoop() {
 		var times = 1
 
 		// 空闲时间多清理
-		if utils.SharedFreeHoursManager.IsFreeHour() {
-			times = 5
+		if systemLoad != nil {
+			if systemLoad.Load5 < 3 {
+				times = 5
+			} else if systemLoad.Load5 < 5 {
+				times = 3
+			} else if systemLoad.Load5 < 10 {
+				times = 2
+			}
+		}
+
+		// 高速硬盘多清理
+		if fsutils.DiskIsExtremelyFast() {
+			times *= 8
+		} else if fsutils.DiskIsFast() {
+			times *= 4
 		}
 
 		// 处于LFU阈值时，多清理
 		if startLFU {
-			times = 5
+			times *= 5
 		}
 
 		var purgeCount = this.policy.PersistenceAutoPurgeCount
 		if purgeCount <= 0 {
 			purgeCount = 1000
+
+			if fsutils.DiskIsExtremelyFast() {
+				purgeCount = 4000
+			} else if fsutils.DiskIsFast() {
+				purgeCount = 2000
+			}
 		}
+
 		for i := 0; i < times; i++ {
 			countFound, err := this.list.Purge(purgeCount, func(hash string) error {
 				path, _ := this.hashPath(hash)
+				fsutils.WriteBegin()
 				err := this.removeCacheFile(path)
+				fsutils.WriteEnd()
 				if err != nil && !os.IsNotExist(err) {
 					remotelogs.Error("CACHE", "purge '"+path+"' error: "+err.Error())
 				}
@@ -1070,6 +1096,10 @@ func (this *FileStorage) purgeLoop() {
 			}
 
 			if countFound < purgeCount {
+				if i == 0 && startLFU {
+					requireFullLFU = true
+				}
+
 				break
 			}
 
@@ -1079,28 +1109,61 @@ func (this *FileStorage) purgeLoop() {
 
 	// 磁盘空间不足时，清除老旧的缓存
 	if startLFU {
+		var maxCount = 1000
+		var maxLoops = 5
+
+		if fsutils.DiskIsExtremelyFast() {
+			maxCount = 4000
+		} else if fsutils.DiskIsFast() {
+			maxCount = 2000
+		}
+
 		var total, _ = this.list.Count()
 		if total > 0 {
-			var count = types.Int(math.Ceil(float64(total) * float64(lfuFreePercent*2) / 100))
-			if count > 0 {
-				// 限制单次清理的条数，防止占用太多系统资源
-				if count > 2000 {
-					count = 2000
+			for {
+				maxLoops--
+				if maxLoops <= 0 {
+					break
 				}
 
-				remotelogs.Println("CACHE", "LFU purge policy '"+this.policy.Name+"' id: "+types.String(this.policy.Id)+", count: "+types.String(count))
+				// 开始清理
+				var count = types.Int(math.Ceil(float64(total) * float64(lfuFreePercent*2) / 100))
+				if count <= 0 {
+					break
+				}
+
+				// 限制单次清理的条数，防止占用太多系统资源
+				if count > maxCount {
+					count = maxCount
+				}
+
+				var before = time.Now()
 				err := this.list.PurgeLFU(count, func(hash string) error {
 					path, _ := this.hashPath(hash)
+					fsutils.WriteBegin()
 					err := this.removeCacheFile(path)
+					fsutils.WriteEnd()
 					if err != nil && !os.IsNotExist(err) {
 						remotelogs.Error("CACHE", "purge '"+path+"' error: "+err.Error())
 					}
 
 					return nil
 				})
+
+				var prefix = ""
+				if requireFullLFU {
+					prefix = "fully "
+				}
+				remotelogs.Println("CACHE", prefix+"LFU purge policy '"+this.policy.Name+"' id: "+types.String(this.policy.Id)+", count: "+types.String(count)+", cost: "+fmt.Sprintf("%.2fms", time.Since(before).Seconds()*1000))
+
 				if err != nil {
 					remotelogs.Warn("CACHE", "purge file storage in LFU failed: "+err.Error())
 				}
+
+				// 检查硬盘空间状态
+				if !requireFullLFU && !this.hasFullDisk() {
+					break
+				}
 			}
 		}
 	}
@@ -1108,11 +1171,16 @@ func (this *FileStorage) purgeLoop() {
 
 // 热点数据任务
 func (this *FileStorage) hotLoop() {
-	var memoryStorage = this.memoryStorage
+	var memoryStorage = this.memoryStorage // copy
 	if memoryStorage == nil {
 		return
 	}
 
+	// check memory space size
+	if !memoryStorage.HasFreeSpaceForHotItems() {
+		return
+	}
+
 	this.hotMapLocker.Lock()
 	if len(this.hotMap) == 0 {
 		this.hotMapLocker.Unlock()
@@ -1124,6 +1192,9 @@ func (this *FileStorage) hotLoop() {
 
 	var result = []*HotItem{} // [ {key: ..., hits: ...}, ... ]
 	for _, v := range this.hotMap {
+		if v.Hits <= 1 {
+			continue
+		}
 		result = append(result, v)
 	}
 
@@ -1227,16 +1298,43 @@ func (this *FileStorage) hotLoop() {
 
 func (this *FileStorage) diskCapacityBytes() int64 {
 	var c1 = this.policy.CapacityBytes()
-	if SharedManager.MaxDiskCapacity != nil {
-		var c2 = SharedManager.MaxDiskCapacity.Bytes()
+	var nodeCapacity = SharedManager.MaxDiskCapacity // copy
+	if nodeCapacity != nil {
+		var c2 = nodeCapacity.Bytes()
 		if c2 > 0 {
+			if this.mainDiskTotalSize > 0 && c2 >= int64(this.mainDiskTotalSize) {
+				c2 = int64(this.mainDiskTotalSize) * 95 / 100 // keep 5% free
+			}
 			return c2
 		}
 	}
+
+	if c1 <= 0 || (this.mainDiskTotalSize > 0 && c1 >= int64(this.mainDiskTotalSize)) {
+		c1 = int64(this.mainDiskTotalSize) * 95 / 100 // keep 5% free
+	}
+
 	return c1
 }
 
-// 清理 *-deleted 目录
+// remove all *.trash directories under policy directory
+func (this *FileStorage) cleanAllDeletedDirs() {
+	var rootDirs = []string{this.options.Dir}
+	var subDirs = this.subDirs // copy slice
+	if len(subDirs) > 0 {
+		for _, subDir := range subDirs {
+			rootDirs = append(rootDirs, subDir.Path)
+		}
+	}
+
+	for _, rootDir := range rootDirs {
+		var dir = rootDir + "/p" + types.String(this.policy.Id)
+		goman.New(func() {
+			_ = this.cleanDeletedDirs(dir)
+		})
+	}
+}
+
+// 清理 *.trash 目录
 // 由于在很多硬盘上耗时非常久，所以应该放在后台运行
 func (this *FileStorage) cleanDeletedDirs(dir string) error {
 	fp, err := os.Open(dir)
@@ -1251,8 +1349,8 @@ func (this *FileStorage) cleanDeletedDirs(dir string) error {
 		return err
 	}
 	for _, info := range subDirs {
-		subDir := info.Name()
-		if !strings.HasSuffix(subDir, "-deleted") {
+		var subDir = info.Name()
+		if !strings.HasSuffix(subDir, ".trash") {
 			continue
 		}
 
@@ -1273,32 +1371,15 @@ func (this *FileStorage) increaseHit(key string, hash string, reader Reader) {
 	if rate <= 0 {
 		rate = 1000
 	}
-	if this.lastHotSize == 0 {
-		// 自动降低采样率来增加热点数据的缓存几率
-		rate = rate / 10
-	}
 	if rands.Int(0, rate) == 0 {
 		var memoryStorage = this.memoryStorage
 
-		var hitErr = this.list.IncreaseHit(hash)
-		if hitErr != nil {
-			// 此错误可以忽略
-			remotelogs.Error("CACHE", "increase hit failed: "+hitErr.Error())
-		}
-
 		// 增加到热点
 		// 这里不收录缓存尺寸过大的文件
 		if memoryStorage != nil && reader.BodySize() > 0 && reader.BodySize() < 128*sizes.M {
 			this.hotMapLocker.Lock()
 			hotItem, ok := this.hotMap[key]
 
-			// 限制热点数据存活时间
-			var unixTime = time.Now().Unix()
-			var expiresAt = reader.ExpiresAt()
-			if expiresAt <= 0 || expiresAt > unixTime+HotItemLifeSeconds {
-				expiresAt = unixTime + HotItemLifeSeconds
-			}
-
 			if ok {
 				hotItem.Hits++
 			} else if len(this.hotMap) < HotItemSize { // 控制数量
@@ -1308,6 +1389,15 @@ func (this *FileStorage) increaseHit(key string, hash string, reader Reader) {
 				}
 			}
 			this.hotMapLocker.Unlock()
+
+			// 只有重复点击的才增加点击量
+			if ok {
+				var hitErr = this.list.IncreaseHit(hash)
+				if hitErr != nil {
+					// 此错误可以忽略
+					remotelogs.Error("CACHE", "increase hit failed: "+hitErr.Error())
+				}
+			}
 		}
 	}
 }
@@ -1324,11 +1414,15 @@ func (this *FileStorage) removeCacheFile(path string) error {
 		err = nil
 
 		// 删除Partial相关
-		var partialPath = partialRangesFilePath(path)
+		var partialPath = PartialRangesFilePath(path)
 		if openFileCache != nil {
 			openFileCache.Close(partialPath)
 		}
-		_ = os.Remove(partialPath)
+
+		_, statErr := os.Stat(partialPath)
+		if statErr == nil {
+			_ = os.Remove(partialPath)
+		}
 	}
 	return err
 }
@@ -1407,7 +1501,7 @@ func (this *FileStorage) initOpenFileCache() {
 }
 
 func (this *FileStorage) runMemoryStorageSafety(f func(memoryStorage *MemoryStorage)) {
-	var memoryStorage = this.memoryStorage
+	var memoryStorage = this.memoryStorage // copy
 	if memoryStorage != nil {
 		f(memoryStorage)
 	}
@@ -1415,21 +1509,64 @@ func (this *FileStorage) runMemoryStorageSafety(f func(memoryStorage *MemoryStor
 
 // 检查磁盘剩余空间
 func (this *FileStorage) checkDiskSpace() {
-	if this.options != nil && len(this.options.Dir) > 0 {
-		stat, err := fsutils.Stat(this.options.Dir)
+	var minFreeSize = DefaultMinDiskFreeSpace
+
+	var options = this.options // copy
+	if options != nil && options.MinFreeSize != nil && options.MinFreeSize.Bytes() > 0 {
+		minFreeSize = uint64(options.MinFreeSize.Bytes())
+	}
+
+	if options != nil && len(options.Dir) > 0 {
+		stat, err := fsutils.StatDevice(options.Dir)
 		if err == nil {
-			this.mainDiskIsFull = stat.FreeSize() < MinDiskSpace
+			this.mainDiskIsFull = stat.FreeSize() < minFreeSize
+			this.mainDiskTotalSize = stat.TotalSize()
+
+			// check capacity (only on main directory) when node capacity had not been set
+			if !this.mainDiskIsFull {
+				var capacityBytes int64
+				var maxDiskCapacity = SharedManager.MaxDiskCapacity // copy
+				if maxDiskCapacity != nil && maxDiskCapacity.Bytes() > 0 {
+					capacityBytes = SharedManager.MaxDiskCapacity.Bytes()
+				} else {
+					var policy = this.policy // copy
+					if policy != nil {
+						capacityBytes = policy.CapacityBytes() // copy
+					}
+				}
+
+				if capacityBytes > 0 && stat.UsedSize() >= uint64(capacityBytes) {
+					this.mainDiskIsFull = true
+				}
+			}
 		}
 	}
 	var subDirs = this.subDirs // copy slice
 	for _, subDir := range subDirs {
-		stat, err := fsutils.Stat(subDir.Path)
+		stat, err := fsutils.StatDevice(subDir.Path)
 		if err == nil {
-			subDir.IsFull = stat.FreeSize() < MinDiskSpace
+			subDir.IsFull = stat.FreeSize() < minFreeSize
 		}
 	}
 }
 
+// 检查是否有已满的磁盘分区
+func (this *FileStorage) hasFullDisk() bool {
+	this.checkDiskSpace()
+
+	var hasFullDisk = this.mainDiskIsFull
+	if !hasFullDisk {
+		var subDirs = this.subDirs // copy slice
+		for _, subDir := range subDirs {
+			if subDir.IsFull {
+				hasFullDisk = true
+				break
+			}
+		}
+	}
+	return hasFullDisk
+}
+
 // 获取目录
 func (this *FileStorage) subDir(hash string) (dirPath string, dirIsFull bool) {
 	var suffix = "/p" + types.String(this.policy.Id) + "/" + hash[:2] + "/" + hash[2:4]
@@ -1459,6 +1596,121 @@ func (this *FileStorage) subDir(hash string) (dirPath string, dirIsFull bool) {
 	return subDir.Path + suffix, subDir.IsFull
 }
 
+// ScanGarbageCaches 清理目录中“失联”的缓存文件
+// “失联”为不在HashMap中的文件
+func (this *FileStorage) ScanGarbageCaches(fileCallback func(path string) error) error {
+	if !this.list.(*FileList).HashMapIsLoaded() {
+		return errors.New("cache list is loading")
+	}
+
+	var mainDir = this.options.Dir
+	var allDirs = []string{mainDir}
+	var subDirs = this.subDirs // copy
+	for _, subDir := range subDirs {
+		allDirs = append(allDirs, subDir.Path)
+	}
+
+	var countDirs = 0
+
+	// process progress
+	var progressSock = gosock.NewTmpSock(teaconst.CacheGarbageSockName)
+	_, sockErr := progressSock.SendTimeout(&gosock.Command{Code: "progress", Params: map[string]any{"progress": 0}}, 1*time.Second)
+	var canReportProgress = sockErr == nil
+	var lastProgress float64
+	var countFound = 0
+
+	for _, subDir := range allDirs {
+		var dir0 = subDir + "/p" + types.String(this.policy.Id)
+		dir1Matches, err := filepath.Glob(dir0 + "/*")
+		if err != nil {
+			// ignore error
+			continue
+		}
+
+		for _, dir1 := range dir1Matches {
+			if len(filepath.Base(dir1)) != 2 {
+				continue
+			}
+
+			dir2Matches, err := filepath.Glob(dir1 + "/*")
+			if err != nil {
+				// ignore error
+				continue
+			}
+			for _, dir2 := range dir2Matches {
+				if len(filepath.Base(dir2)) != 2 {
+					continue
+				}
+
+				countDirs++
+
+				// report progress
+				if canReportProgress {
+					var progress = float64(countDirs) / 65536
+					if fmt.Sprintf("%.2f", lastProgress) != fmt.Sprintf("%.2f", progress) {
+						lastProgress = progress
+						_, _ = progressSock.SendTimeout(&gosock.Command{Code: "progress", Params: map[string]any{
+							"progress": progress,
+							"count":    countFound,
+						}}, 100*time.Millisecond)
+					}
+				}
+
+				fileMatches, err := filepath.Glob(dir2 + "/*.cache")
+				if err != nil {
+					// ignore error
+					continue
+				}
+
+				for _, file := range fileMatches {
+					var filename = filepath.Base(file)
+					var hash = strings.TrimSuffix(filename, ".cache")
+					if len(hash) != HashKeyLength {
+						continue
+					}
+
+					isReady, found := this.list.(*FileList).ExistQuick(hash)
+					if !isReady {
+						continue
+					}
+
+					if found {
+						continue
+					}
+
+					// 检查文件正在被写入
+					stat, err := os.Stat(file)
+					if err != nil {
+						continue
+					}
+					if fasttime.Now().Unix()-stat.ModTime().Unix() < 300 /** 5 minutes **/ {
+						continue
+					}
+
+					if fileCallback != nil {
+						countFound++
+						err = fileCallback(file)
+						if err != nil {
+							return err
+						}
+					}
+				}
+			}
+		}
+	}
+
+	// 100% progress
+	if canReportProgress && lastProgress != 1 {
+		_, _ = progressSock.SendTimeout(&gosock.Command{Code: "progress", Params: map[string]any{
+			"progress": 1,
+			"count":    countFound,
+		}}, 100*time.Millisecond)
+	}
+
+	return nil
+}
+
+// 计算字节数字代号
 func (this *FileStorage) charCode(r byte) uint8 {
 	if r >= '0' && r <= '9' {
 		return r - '0'

internal/caches/storage_file_test.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/testutils"
 	"github.com/iwind/TeaGo/Tea"
 	_ "github.com/iwind/TeaGo/bootstrap"
 	"github.com/iwind/TeaGo/logs"
@@ -42,7 +43,9 @@ func TestFileStorage_Init(t *testing.T) {
 
 	time.Sleep(2 * time.Second)
 	storage.purgeLoop()
-	t.Log(storage.list.(*FileList).total, "entries left")
+	t.Log(storage.list.(*FileList).Stat(func(hash string) bool {
+		return true
+	}))
 }
 
 func TestFileStorage_OpenWriter(t *testing.T) {
@@ -157,7 +160,7 @@ func TestFileStorage_OpenWriter_HTTP(t *testing.T) {
 	t.Log(writer)
 
 	resp := &http.Response{
-		StatusCode: 200,
+		StatusCode: http.StatusOK,
 		Header: http.Header{
 			"Content-Type":  []string{"text/html; charset=utf-8"},
 			"Last-Modified": []string{"Wed, 06 Jan 2021 10:03:29 GMT"},
@@ -575,6 +578,29 @@ func TestFileStorage_RemoveCacheFile(t *testing.T) {
 	t.Log(storage.removeCacheFile("/Users/WorkSpace/EdgeProject/EdgeCache/p43/15/7e/157eba0dfc6dfb6fbbf20b1f9e584674.cache"))
 }
 
+func TestFileStorage_ScanGarbageCaches(t *testing.T) {
+	if !testutils.IsSingleTesting() {
+		return
+	}
+
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
+		Id:      43,
+		Options: map[string]any{"dir": "/Users/WorkSpace/EdgeProject/EdgeCache"},
+	})
+	err := storage.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = storage.ScanGarbageCaches(func(path string) error {
+		t.Log(path, PartialRangesFilePath(path))
+		return nil
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+}
+
 func BenchmarkFileStorage_Read(b *testing.B) {
 	runtime.GOMAXPROCS(1)
 

internal/caches/storage_interface.go

@@ -54,7 +54,7 @@ type StorageInterface interface {
 	AddToList(item *Item)
 
 	// IgnoreKey 忽略某个Key，即不缓存某个Key
-	IgnoreKey(key string)
+	IgnoreKey(key string, maxSize int64)
 
 	// CanSendfile 是否支持Sendfile
 	CanSendfile() bool

internal/caches/storage_memory.go

@@ -7,13 +7,11 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/trackers"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/fasttime"
+	fsutils "github.com/TeaOSLab/EdgeNode/internal/utils/fs"
 	setutils "github.com/TeaOSLab/EdgeNode/internal/utils/sets"
-	"github.com/TeaOSLab/EdgeNode/internal/utils/sizes"
 	"github.com/TeaOSLab/EdgeNode/internal/zero"
 	"github.com/cespare/xxhash"
-	"github.com/iwind/TeaGo/rands"
 	"github.com/iwind/TeaGo/types"
-	"github.com/shirou/gopsutil/v3/load"
 	"math"
 	"runtime"
 	"strconv"
@@ -30,6 +28,11 @@ type MemoryItem struct {
 	Status      int
 	IsDone      bool
 	ModifiedAt  int64
+
+	IsPrepared  bool
+	WriteOffset int64
+
+	isReferring bool // if it is referring by other objects
 }
 
 func (this *MemoryItem) IsExpired() bool {
@@ -50,7 +53,7 @@ type MemoryStorage struct {
 
 	purgeTicker *utils.Ticker
 
-	totalSize     int64
+	usedSize      int64
 	writingKeyMap map[string]zero.Zero // key => bool
 
 	ignoreKeys *setutils.FixedSet
@@ -62,7 +65,7 @@ func NewMemoryStorage(policy *serverconfigs.HTTPCachePolicy, parentStorage Stora
 
 	if parentStorage != nil {
 		if queueSize <= 0 {
-			queueSize = 2048 + int(policy.CapacityBytes()/sizes.G)*2048
+			queueSize = utils.SystemMemoryGB() * 100_000
 		}
 
 		dirtyChan = make(chan string, queueSize)
@@ -85,10 +88,10 @@ func (this *MemoryStorage) Init() error {
 	_ = this.list.Init()
 
 	this.list.OnAdd(func(item *Item) {
-		atomic.AddInt64(&this.totalSize, item.TotalSize())
+		atomic.AddInt64(&this.usedSize, item.TotalSize())
 	})
 	this.list.OnRemove(func(item *Item) {
-		atomic.AddInt64(&this.totalSize, -item.TotalSize())
+		atomic.AddInt64(&this.usedSize, -item.TotalSize())
 	})
 
 	this.initPurgeTicker()
@@ -121,7 +124,12 @@ func (this *MemoryStorage) OpenReader(key string, useStale bool, isPartial bool)
 
 	// read from valuesMap
 	this.locker.RLock()
-	item := this.valuesMap[hash]
+	var item = this.valuesMap[hash]
+
+	if item != nil {
+		item.isReferring = true
+	}
+
 	if item == nil || !item.IsDone {
 		this.locker.RUnlock()
 		return nil, ErrNotFound
@@ -136,17 +144,6 @@ func (this *MemoryStorage) OpenReader(key string, useStale bool, isPartial bool)
 		}
 		this.locker.RUnlock()
 
-		// 增加点击量
-		// 1/1000采样
-		// TODO 考虑是否在缓存策略里设置
-		if rands.Int(0, 1000) == 0 {
-			var hitErr = this.list.IncreaseHit(types.String(hash))
-			if hitErr != nil {
-				// 此错误可以忽略
-				remotelogs.Error("CACHE", "increase hit failed: "+hitErr.Error())
-			}
-		}
-
 		return reader, nil
 	}
 	this.locker.RUnlock()
@@ -158,7 +155,7 @@ func (this *MemoryStorage) OpenReader(key string, useStale bool, isPartial bool)
 
 // OpenWriter 打开缓存写入器等待写入
 func (this *MemoryStorage) OpenWriter(key string, expiredAt int64, status int, headerSize int, bodySize int64, maxSize int64, isPartial bool) (Writer, error) {
-	if this.ignoreKeys.Has(key) {
+	if maxSize > 0 && this.ignoreKeys.Has(types.String(maxSize)+"$"+key) {
 		return nil, ErrEntityTooLarge
 	}
 
@@ -179,7 +176,7 @@ func (this *MemoryStorage) openWriter(key string, expiresAt int64, status int, h
 	if isDirty &&
 		this.parentStorage != nil &&
 		this.dirtyQueueSize > 0 &&
-		len(this.dirtyChan) == this.dirtyQueueSize { // 缓存时间过长
+		len(this.dirtyChan) >= this.dirtyQueueSize-int(fsutils.DiskMaxWrites) /** delta **/ { // 缓存时间过长
 		return nil, ErrWritingQueueFull
 	}
 
@@ -215,13 +212,13 @@ func (this *MemoryStorage) openWriter(key string, expiresAt int64, status int, h
 		}
 	}
 
-	// 检查是否超出最大值
-	capacityBytes := this.memoryCapacityBytes()
+	// 检查是否超出容量最大值
+	var capacityBytes = this.memoryCapacityBytes()
 	if bodySize < 0 {
 		bodySize = 0
 	}
-	if capacityBytes > 0 && capacityBytes <= this.totalSize+bodySize {
-		return nil, NewCapacityError("write memory cache failed: over memory size: " + strconv.FormatInt(capacityBytes, 10) + ", current size: " + strconv.FormatInt(this.totalSize, 10) + " bytes")
+	if capacityBytes > 0 && capacityBytes <= atomic.LoadInt64(&this.usedSize)+bodySize {
+		return nil, NewCapacityError("write memory cache failed: over memory size: " + strconv.FormatInt(capacityBytes, 10) + ", current size: " + strconv.FormatInt(this.usedSize, 10) + " bytes")
 	}
 
 	// 先删除
@@ -231,7 +228,7 @@ func (this *MemoryStorage) openWriter(key string, expiresAt int64, status int, h
 	}
 
 	isWriting = true
-	return NewMemoryWriter(this, key, expiresAt, status, isDirty, maxSize, func() {
+	return NewMemoryWriter(this, key, expiresAt, status, isDirty, bodySize, maxSize, func(valueItem *MemoryItem) {
 		this.locker.Lock()
 		delete(this.writingKeyMap, key)
 		this.locker.Unlock()
@@ -263,7 +260,7 @@ func (this *MemoryStorage) CleanAll() error {
 	this.locker.Lock()
 	this.valuesMap = map[uint64]*MemoryItem{}
 	_ = this.list.Reset()
-	atomic.StoreInt64(&this.totalSize, 0)
+	atomic.StoreInt64(&this.usedSize, 0)
 	this.locker.Unlock()
 	return nil
 }
@@ -362,6 +359,9 @@ func (this *MemoryStorage) UpdatePolicy(newPolicy *serverconfigs.HTTPCachePolicy
 	if newPolicy.CapacityBytes() == 0 {
 		_ = this.CleanAll()
 	}
+
+	// reset ignored keys
+	this.ignoreKeys.Reset()
 }
 
 // CanUpdatePolicy 检查策略是否可以更新
@@ -371,6 +371,11 @@ func (this *MemoryStorage) CanUpdatePolicy(newPolicy *serverconfigs.HTTPCachePol
 
 // AddToList 将缓存添加到列表
 func (this *MemoryStorage) AddToList(item *Item) {
+	// skip added item
+	if item.MetaSize > 0 {
+		return
+	}
+
 	item.MetaSize = int64(len(item.Key)) + 128 /** 128是我们评估的数据结构的长度 **/
 	var hash = types.String(this.hash(item.Key))
 
@@ -388,12 +393,12 @@ func (this *MemoryStorage) TotalDiskSize() int64 {
 
 // TotalMemorySize 内存尺寸
 func (this *MemoryStorage) TotalMemorySize() int64 {
-	return atomic.LoadInt64(&this.totalSize)
+	return atomic.LoadInt64(&this.usedSize)
 }
 
 // IgnoreKey 忽略某个Key，即不缓存某个Key
-func (this *MemoryStorage) IgnoreKey(key string) {
-	this.ignoreKeys.Push(key)
+func (this *MemoryStorage) IgnoreKey(key string, maxSize int64) {
+	this.ignoreKeys.Push(types.String(maxSize) + "$" + key)
 }
 
 // CanSendfile 是否支持Sendfile
@@ -401,6 +406,11 @@ func (this *MemoryStorage) CanSendfile() bool {
 	return false
 }
 
+// HasFreeSpaceForHotItems 是否有足够的空间提供给热门内容
+func (this *MemoryStorage) HasFreeSpaceForHotItems() bool {
+	return atomic.LoadInt64(&this.usedSize) < this.memoryCapacityBytes()*3/4
+}
+
 // 计算Key Hash
 func (this *MemoryStorage) hash(key string) uint64 {
 	return xxhash.Sum64String(key)
@@ -408,22 +418,6 @@ func (this *MemoryStorage) hash(key string) uint64 {
 
 // 清理任务
 func (this *MemoryStorage) purgeLoop() {
-	// 计算是否应该开启LFU清理
-	var capacityBytes = this.policy.CapacityBytes()
-	var startLFU = false
-	var usedPercent = float32(this.TotalMemorySize()*100) / float32(capacityBytes)
-	var lfuFreePercent = this.policy.MemoryLFUFreePercent
-	if lfuFreePercent <= 0 {
-		lfuFreePercent = 5
-	}
-	if capacityBytes > 0 {
-		if lfuFreePercent < 100 {
-			if usedPercent >= 100-lfuFreePercent {
-				startLFU = true
-			}
-		}
-	}
-
 	// 清理过期
 	var purgeCount = this.policy.MemoryAutoPurgeCount
 	if purgeCount <= 0 {
@@ -440,6 +434,23 @@ func (this *MemoryStorage) purgeLoop() {
 	})
 
 	// LFU
+	// 计算是否应该开启LFU清理
+	var capacityBytes = this.policy.CapacityBytes()
+	var startLFU = false
+
+	var usedPercent = float32(this.TotalMemorySize()*100) / float32(capacityBytes)
+	var lfuFreePercent = this.policy.MemoryLFUFreePercent
+	if lfuFreePercent <= 0 {
+		lfuFreePercent = 5
+	}
+	if capacityBytes > 0 {
+		if lfuFreePercent < 100 {
+			if usedPercent >= 100-lfuFreePercent {
+				startLFU = true
+			}
+		}
+	}
+
 	if startLFU {
 		var total, _ = this.list.Count()
 		if total > 0 {
@@ -472,34 +483,20 @@ func (this *MemoryStorage) purgeLoop() {
 // 开始Flush任务
 func (this *MemoryStorage) startFlush() {
 	var statCount = 0
-	var writeDelayMS float64 = 0
 
 	for key := range this.dirtyChan {
 		statCount++
 
 		if statCount == 100 {
 			statCount = 0
-
-			if protectingLoadWhenDump {
-				loadStat, err := load.Avg()
-				if err == nil && loadStat != nil {
-					if loadStat.Load1 > 10 {
-						writeDelayMS = 100
-					} else if loadStat.Load1 > 3 {
-						writeDelayMS = 50
-					} else if loadStat.Load1 > 2 {
-						writeDelayMS = 10
-					} else {
-						writeDelayMS = 0
-					}
-				}
-			}
 		}
 
 		this.flushItem(key)
 
-		if writeDelayMS > 0 {
-			time.Sleep(time.Duration(writeDelayMS) * time.Millisecond)
+		if fsutils.IsInExtremelyHighLoad {
+			time.Sleep(1 * time.Second)
+		} else if fsutils.IsInHighLoad {
+			time.Sleep(100 * time.Millisecond)
 		}
 	}
 }
@@ -515,9 +512,20 @@ func (this *MemoryStorage) flushItem(key string) {
 	item, ok := this.valuesMap[hash]
 	this.locker.RUnlock()
 
+	// 从内存中移除，并确保无论如何都会执行
+	defer func() {
+		_ = this.Delete(key)
+
+		// 重用内存，前提是确保内存不再被引用
+		if ok && item.IsDone && !item.isReferring && len(item.BodyValue) > 0 {
+			SharedFragmentMemoryPool.Put(item.BodyValue)
+		}
+	}()
+
 	if !ok {
 		return
 	}
+
 	if !item.IsDone {
 		remotelogs.Error("CACHE", "flush items failed: open writer failed: item has not been done")
 		return
@@ -526,6 +534,16 @@ func (this *MemoryStorage) flushItem(key string) {
 		return
 	}
 
+	// 检查是否在列表中，防止未加入列表时就开始flush
+	isInList, err := this.list.Exist(types.String(hash))
+	if err != nil {
+		remotelogs.Error("CACHE", "flush items failed: "+err.Error())
+		return
+	}
+	if !isInList {
+		time.Sleep(1 * time.Second)
+	}
+
 	writer, err := this.parentStorage.OpenFlushWriter(key, item.ExpiresAt, item.Status, len(item.HeaderValue), int64(len(item.BodyValue)))
 	if err != nil {
 		if !CanIgnoreErr(err) {
@@ -563,26 +581,39 @@ func (this *MemoryStorage) flushItem(key string) {
 		HeaderSize: writer.HeaderSize(),
 		BodySize:   writer.BodySize(),
 	})
-
-	// 从内存中移除
-	_ = this.Delete(key)
 }
 
 func (this *MemoryStorage) memoryCapacityBytes() int64 {
+	var maxSystemBytes = int64(utils.SystemMemoryBytes()) / 3 // 1/3 of the system memory
+
 	if this.policy == nil {
-		return 0
-	}
-	c1 := int64(0)
-	if this.policy.Capacity != nil {
-		c1 = this.policy.Capacity.Bytes()
+		return maxSystemBytes
 	}
+
 	if SharedManager.MaxMemoryCapacity != nil {
-		c2 := SharedManager.MaxMemoryCapacity.Bytes()
-		if c2 > 0 {
-			return c2
+		var capacityBytes = SharedManager.MaxMemoryCapacity.Bytes()
+		if capacityBytes > 0 {
+			if capacityBytes > maxSystemBytes {
+				return maxSystemBytes
+			}
+
+			return capacityBytes
 		}
 	}
-	return c1
+
+	var capacity = this.policy.Capacity // copy
+	if capacity != nil {
+		var capacityBytes = capacity.Bytes()
+		if capacityBytes > 0 {
+			if capacityBytes > maxSystemBytes {
+				return maxSystemBytes
+			}
+			return capacityBytes
+		}
+	}
+
+	// 1/4 of the system memory
+	return maxSystemBytes
 }
 
 func (this *MemoryStorage) deleteWithoutLocker(key string) error {

internal/caches/utils_partial.go

@@ -4,11 +4,11 @@ package caches
 
 import "strings"
 
-// 获取 ranges 文件路径
-func partialRangesFilePath(path string) string {
+// PartialRangesFilePath 获取 ranges 文件路径
+func PartialRangesFilePath(path string) string {
 	// ranges路径
 	var dotIndex = strings.LastIndex(path, ".")
-	var rangePath = ""
+	var rangePath string
 	if dotIndex < 0 {
 		rangePath = path + "@ranges.cache"
 	} else {

internal/caches/utils_test.go

@@ -29,7 +29,7 @@ func TestParseHost(t *testing.T) {
 func TestUintString(t *testing.T) {
 	t.Log(strconv.FormatUint(xxhash.Sum64String("https://goedge.cn/"), 10))
 	t.Log(strconv.FormatUint(123456789, 10))
-	t.Log(fmt.Sprintf("%d", 1234567890123))
+	t.Logf("%d", 1234567890123)
 }
 
 func BenchmarkUint_String(b *testing.B) {

internal/caches/writer_file.go

@@ -3,6 +3,7 @@ package caches
 import (
 	"encoding/binary"
 	"errors"
+	fsutils "github.com/TeaOSLab/EdgeNode/internal/utils/fs"
 	"github.com/iwind/TeaGo/types"
 	"io"
 	"os"
@@ -42,7 +43,9 @@ func NewFileWriter(storage StorageInterface, rawWriter *os.File, key string, exp
 
 // WriteHeader 写入数据
 func (this *FileWriter) WriteHeader(data []byte) (n int, err error) {
+	fsutils.WriteBegin()
 	n, err = this.rawWriter.Write(data)
+	fsutils.WriteEnd()
 	this.headerSize += int64(n)
 	if err != nil {
 		_ = this.Discard()
@@ -72,21 +75,30 @@ func (this *FileWriter) WriteHeaderLength(headerLength int) error {
 
 // Write 写入数据
 func (this *FileWriter) Write(data []byte) (n int, err error) {
-	n, err = this.rawWriter.Write(data)
-	this.bodySize += int64(n)
-
-	if this.maxSize > 0 && this.bodySize > this.maxSize {
-		err = ErrEntityTooLarge
-
-		if this.storage != nil {
-			this.storage.IgnoreKey(this.key)
+	// split LARGE data
+	var l = len(data)
+	if l > (2 << 20) {
+		var offset = 0
+		const bufferSize = 256 << 10
+		for {
+			var end = offset + bufferSize
+			if end > l {
+				end = l
+			}
+			n1, err1 := this.write(data[offset:end])
+			n += n1
+			if err1 != nil {
+				return n, err1
+			}
+			if end >= l {
+				return n, nil
+			}
+			offset = end
 		}
 	}
 
-	if err != nil {
-		_ = this.Discard()
-	}
-	return
+	// write NORMAL size data
+	return this.write(data)
 }
 
 // WriteAt 在指定位置写入数据
@@ -126,18 +138,24 @@ func (this *FileWriter) Close() error {
 
 	err := this.WriteHeaderLength(types.Int(this.headerSize))
 	if err != nil {
+		fsutils.WriteBegin()
 		_ = this.rawWriter.Close()
+		fsutils.WriteEnd()
 		_ = os.Remove(path)
 		return err
 	}
 	err = this.WriteBodyLength(this.bodySize)
 	if err != nil {
+		fsutils.WriteBegin()
 		_ = this.rawWriter.Close()
+		fsutils.WriteEnd()
 		_ = os.Remove(path)
 		return err
 	}
 
+	fsutils.WriteBegin()
 	err = this.rawWriter.Close()
+	fsutils.WriteEnd()
 	if err != nil {
 		_ = os.Remove(path)
 	} else if strings.HasSuffix(path, FileTmpSuffix) {
@@ -156,7 +174,9 @@ func (this *FileWriter) Discard() error {
 		this.endFunc()
 	})
 
+	fsutils.WriteBegin()
 	_ = this.rawWriter.Close()
+	fsutils.WriteEnd()
 
 	err := os.Remove(this.rawWriter.Name())
 	return err
@@ -182,3 +202,23 @@ func (this *FileWriter) Key() string {
 func (this *FileWriter) ItemType() ItemType {
 	return ItemTypeFile
 }
+
+func (this *FileWriter) write(data []byte) (n int, err error) {
+	fsutils.WriteBegin()
+	n, err = this.rawWriter.Write(data)
+	fsutils.WriteEnd()
+	this.bodySize += int64(n)
+
+	if this.maxSize > 0 && this.bodySize > this.maxSize {
+		err = ErrEntityTooLarge
+
+		if this.storage != nil {
+			this.storage.IgnoreKey(this.key, this.maxSize)
+		}
+	}
+
+	if err != nil {
+		_ = this.Discard()
+	}
+	return
+}

internal/caches/writer_memory.go

@@ -2,9 +2,9 @@ package caches
 
 import (
 	"errors"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/fasttime"
 	"github.com/cespare/xxhash"
 	"sync"
-	"time"
 )
 
 type MemoryWriter struct {
@@ -16,29 +16,49 @@ type MemoryWriter struct {
 	bodySize   int64
 	status     int
 	isDirty    bool
-	maxSize    int64
+
+	expectedBodySize int64
+	maxSize          int64
 
 	hash    uint64
 	item    *MemoryItem
-	endFunc func()
+	endFunc func(valueItem *MemoryItem)
 	once    sync.Once
 }
 
-func NewMemoryWriter(memoryStorage *MemoryStorage, key string, expiredAt int64, status int, isDirty bool, maxSize int64, endFunc func()) *MemoryWriter {
-	w := &MemoryWriter{
-		storage:   memoryStorage,
-		key:       key,
-		expiredAt: expiredAt,
-		item: &MemoryItem{
-			ExpiresAt:  expiredAt,
-			ModifiedAt: time.Now().Unix(),
-			Status:     status,
-		},
-		status:  status,
-		isDirty: isDirty,
-		maxSize: maxSize,
-		endFunc: endFunc,
+func NewMemoryWriter(memoryStorage *MemoryStorage, key string, expiredAt int64, status int, isDirty bool, expectedBodySize int64, maxSize int64, endFunc func(valueItem *MemoryItem)) *MemoryWriter {
+	var valueItem = &MemoryItem{
+		ExpiresAt:  expiredAt,
+		ModifiedAt: fasttime.Now().Unix(),
+		Status:     status,
 	}
+	if expectedBodySize > 0 && expectedBodySize <= maxMemoryFragmentPoolItemSize {
+		bodyBytes, ok := SharedFragmentMemoryPool.Get(expectedBodySize) // try to reuse memory
+		if ok {
+			valueItem.BodyValue = bodyBytes
+			valueItem.IsPrepared = true
+		} else {
+			if expectedBodySize <= (16 << 20) {
+				var allocSize = (expectedBodySize/16384 + 1) * 16384
+				valueItem.BodyValue = make([]byte, allocSize)[:expectedBodySize]
+				valueItem.IsPrepared = true
+
+				SharedFragmentMemoryPool.IncreaseNew()
+			}
+		}
+	}
+	var w = &MemoryWriter{
+		storage:          memoryStorage,
+		key:              key,
+		expiredAt:        expiredAt,
+		item:             valueItem,
+		status:           status,
+		isDirty:          isDirty,
+		expectedBodySize: expectedBodySize,
+		maxSize:          maxSize,
+		endFunc:          endFunc,
+	}
+
 	w.hash = w.calculateHash(key)
 
 	return w
@@ -53,17 +73,32 @@ func (this *MemoryWriter) WriteHeader(data []byte) (n int, err error) {
 
 // Write 写入数据
 func (this *MemoryWriter) Write(data []byte) (n int, err error) {
-	this.bodySize += int64(len(data))
-	this.item.BodyValue = append(this.item.BodyValue, data...)
+	var l = len(data)
+	if l == 0 {
+		return
+	}
+
+	if this.item.IsPrepared {
+		if this.item.WriteOffset+int64(l) > this.expectedBodySize {
+			err = ErrWritingUnavailable
+			return
+		}
+		copy(this.item.BodyValue[this.item.WriteOffset:], data)
+		this.item.WriteOffset += int64(l)
+	} else {
+		this.item.BodyValue = append(this.item.BodyValue, data...)
+	}
+
+	this.bodySize += int64(l)
 
 	// 检查尺寸
 	if this.maxSize > 0 && this.bodySize > this.maxSize {
 		err = ErrEntityTooLarge
-		this.storage.IgnoreKey(this.key)
-		return len(data), err
+		this.storage.IgnoreKey(this.key, this.maxSize)
+		return l, err
 	}
 
-	return len(data), nil
+	return l, nil
 }
 
 // WriteAt 在指定位置写入数据
@@ -87,7 +122,8 @@ func (this *MemoryWriter) BodySize() int64 {
 func (this *MemoryWriter) Close() error {
 	// 需要在Locker之外
 	defer this.once.Do(func() {
-		this.endFunc()
+		this.endFunc(this.item)
+		this.item = nil // free memory
 	})
 
 	if this.item == nil {
@@ -96,30 +132,48 @@ func (this *MemoryWriter) Close() error {
 
 	this.storage.locker.Lock()
 	this.item.IsDone = true
-	this.storage.valuesMap[this.hash] = this.item
+	var err error
 	if this.isDirty {
 		if this.storage.parentStorage != nil {
+			this.storage.valuesMap[this.hash] = this.item
+
 			select {
 			case this.storage.dirtyChan <- this.key:
 			default:
+				// remove from values map
+				delete(this.storage.valuesMap, this.hash)
 
+				err = ErrWritingQueueFull
 			}
+		} else {
+			this.storage.valuesMap[this.hash] = this.item
 		}
+	} else {
+		this.storage.valuesMap[this.hash] = this.item
 	}
+
 	this.storage.locker.Unlock()
 
-	return nil
+	return err
 }
 
 // Discard 丢弃
 func (this *MemoryWriter) Discard() error {
 	// 需要在Locker之外
 	defer this.once.Do(func() {
-		this.endFunc()
+		this.endFunc(this.item)
+		this.item = nil // free memory
 	})
 
 	this.storage.locker.Lock()
 	delete(this.storage.valuesMap, this.hash)
+
+	if this.item != nil &&
+		!this.item.isReferring &&
+		cap(this.item.BodyValue) >= minMemoryFragmentPoolItemSize {
+		SharedFragmentMemoryPool.Put(this.item.BodyValue)
+	}
+
 	this.storage.locker.Unlock()
 	return nil
 }

internal/caches/writer_partial_file.go

@@ -4,6 +4,7 @@ package caches
 
 import (
 	"encoding/binary"
+	fsutils "github.com/TeaOSLab/EdgeNode/internal/utils/fs"
 	"github.com/iwind/TeaGo/types"
 	"io"
 	"os"
@@ -42,7 +43,7 @@ func NewPartialFileWriter(rawWriter *os.File, key string, expiredAt int64, metaH
 		isPartial:      isPartial,
 		bodyOffset:     bodyOffset,
 		ranges:         ranges,
-		rangePath:      partialRangesFilePath(rawWriter.Name()),
+		rangePath:      PartialRangesFilePath(rawWriter.Name()),
 		metaHeaderSize: metaHeaderSize,
 		metaBodySize:   metaBodySize,
 	}
@@ -53,7 +54,9 @@ func (this *PartialFileWriter) WriteHeader(data []byte) (n int, err error) {
 	if !this.isNew {
 		return
 	}
+	fsutils.WriteBegin()
 	n, err = this.rawWriter.Write(data)
+	fsutils.WriteEnd()
 	this.headerSize += int64(n)
 	if err != nil {
 		_ = this.Discard()
@@ -62,7 +65,9 @@ func (this *PartialFileWriter) WriteHeader(data []byte) (n int, err error) {
 }
 
 func (this *PartialFileWriter) AppendHeader(data []byte) error {
+	fsutils.WriteBegin()
 	_, err := this.rawWriter.Write(data)
+	fsutils.WriteEnd()
 	if err != nil {
 		_ = this.Discard()
 	} else {
@@ -99,7 +104,9 @@ func (this *PartialFileWriter) WriteHeaderLength(headerLength int) error {
 
 // Write 写入数据
 func (this *PartialFileWriter) Write(data []byte) (n int, err error) {
+	fsutils.WriteBegin()
 	n, err = this.rawWriter.Write(data)
+	fsutils.WriteEnd()
 	this.bodySize += int64(n)
 	if err != nil {
 		_ = this.Discard()
@@ -128,7 +135,9 @@ func (this *PartialFileWriter) WriteAt(offset int64, data []byte) error {
 		this.bodyOffset = SizeMeta + int64(keyLength) + this.headerSize
 	}
 
+	fsutils.WriteBegin()
 	_, err := this.rawWriter.WriteAt(data, this.bodyOffset+offset)
+	fsutils.WriteEnd()
 	if err != nil {
 		return err
 	}
@@ -172,7 +181,9 @@ func (this *PartialFileWriter) Close() error {
 	this.ranges.BodySize = this.bodySize
 	err := this.ranges.WriteToFile(this.rangePath)
 	if err != nil {
+		fsutils.WriteBegin()
 		_ = this.rawWriter.Close()
+		fsutils.WriteEnd()
 		this.remove()
 		return err
 	}
@@ -181,19 +192,25 @@ func (this *PartialFileWriter) Close() error {
 	if this.isNew {
 		err = this.WriteHeaderLength(types.Int(this.headerSize))
 		if err != nil {
+			fsutils.WriteBegin()
 			_ = this.rawWriter.Close()
+			fsutils.WriteEnd()
 			this.remove()
 			return err
 		}
 		err = this.WriteBodyLength(this.bodySize)
 		if err != nil {
+			fsutils.WriteBegin()
 			_ = this.rawWriter.Close()
+			fsutils.WriteEnd()
 			this.remove()
 			return err
 		}
 	}
 
+	fsutils.WriteBegin()
 	err = this.rawWriter.Close()
+	fsutils.WriteEnd()
 	if err != nil {
 		this.remove()
 	}
@@ -207,7 +224,9 @@ func (this *PartialFileWriter) Discard() error {
 		this.endFunc()
 	})
 
+	fsutils.WriteBegin()
 	_ = this.rawWriter.Close()
+	fsutils.WriteEnd()
 
 	_ = os.Remove(this.rangePath)
 

internal/configs/api_config.go

@@ -1,38 +1,81 @@
 package configs
 
 import (
+	"errors"
 	"github.com/iwind/TeaGo/Tea"
 	"gopkg.in/yaml.v3"
 	"os"
 )
 
-// APIConfig 节点API配置
+const ConfigFileName = "api_node.yaml"
+const oldConfigFileName = "api.yaml"
+
 type APIConfig struct {
-	RPC struct {
+	OldRPC struct {
 		Endpoints     []string `yaml:"endpoints" json:"endpoints"`
 		DisableUpdate bool     `yaml:"disableUpdate" json:"disableUpdate"`
-	} `yaml:"rpc" json:"rpc"`
-	NodeId string `yaml:"nodeId" json:"nodeId"`
-	Secret string `yaml:"secret" json:"secret"`
+	} `yaml:"rpc,omitempty" json:"rpc"`
+
+	RPCEndpoints     []string `yaml:"rpc.endpoints,flow" json:"rpc.endpoints"`
+	RPCDisableUpdate bool     `yaml:"rpc.disableUpdate" json:"rpc.disableUpdate"`
+	NodeId           string   `yaml:"nodeId" json:"nodeId"`
+	Secret           string   `yaml:"secret" json:"secret"`
 }
 
 func NewAPIConfig() *APIConfig {
 	return &APIConfig{}
 }
 
+func (this *APIConfig) Init() error {
+	// compatible with old
+	if len(this.RPCEndpoints) == 0 && len(this.OldRPC.Endpoints) > 0 {
+		this.RPCEndpoints = this.OldRPC.Endpoints
+		this.RPCDisableUpdate = this.OldRPC.DisableUpdate
+	}
+
+	if len(this.RPCEndpoints) == 0 {
+		return errors.New("no valid 'rpc.endpoints'")
+	}
+
+	if len(this.NodeId) == 0 {
+		return errors.New("'nodeId' required")
+	}
+	if len(this.Secret) == 0 {
+		return errors.New("'secret' required")
+	}
+	return nil
+}
+
 func LoadAPIConfig() (*APIConfig, error) {
-	data, err := os.ReadFile(Tea.ConfigFile("api.yaml"))
-	if err != nil {
-		return nil, err
-	}
+	for _, filename := range []string{ConfigFileName, oldConfigFileName} {
+		data, err := os.ReadFile(Tea.ConfigFile(filename))
+		if err != nil {
+			if os.IsNotExist(err) {
+				continue
+			}
+			return nil, err
+		}
 
-	config := &APIConfig{}
-	err = yaml.Unmarshal(data, config)
-	if err != nil {
-		return nil, err
-	}
+		var config = &APIConfig{}
+		err = yaml.Unmarshal(data, config)
+		if err != nil {
+			return nil, err
+		}
 
-	return config, nil
+		err = config.Init()
+		if err != nil {
+			return nil, errors.New("init error: " + err.Error())
+		}
+
+		// 自动生成新的配置文件
+		if filename == oldConfigFileName {
+			config.OldRPC.Endpoints = nil
+			_ = config.WriteFile(Tea.ConfigFile(ConfigFileName))
+		}
+
+		return config, nil
+	}
+	return nil, errors.New("no config file '" + ConfigFileName + "' found")
 }
 
 // WriteFile 保存到文件

internal/configs/api_config_test.go

@@ -3,6 +3,7 @@ package configs_test
 import (
 	"github.com/TeaOSLab/EdgeNode/internal/configs"
 	_ "github.com/iwind/TeaGo/bootstrap"
+	"gopkg.in/yaml.v3"
 	"testing"
 )
 
@@ -12,4 +13,10 @@ func TestLoadAPIConfig(t *testing.T) {
 		t.Fatal(err)
 	}
 	t.Logf("%+v", config)
+
+	configData, err := yaml.Marshal(config)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(string(configData))
 }

internal/configs/cluster_config.go

@@ -1,11 +1,57 @@
 package configs
 
+import (
+	"github.com/iwind/TeaGo/Tea"
+	"gopkg.in/yaml.v3"
+	"os"
+)
+
 // ClusterConfig 集群配置
 type ClusterConfig struct {
-	RPC struct {
+	OldRPC struct {
 		Endpoints     []string `yaml:"endpoints" json:"endpoints"`
 		DisableUpdate bool     `yaml:"disableUpdate" json:"disableUpdate"`
-	} `yaml:"rpc" json:"rpc"`
+	} `yaml:"rpc,omitempty" json:"rpc"`
+
+	RPCEndpoints     []string `yaml:"rpc.endpoints,flow" json:"rpc.endpoints"`
+	RPCDisableUpdate bool     `yaml:"rpc.disableUpdate" json:"rpc.disableUpdate"`
+
 	ClusterId string `yaml:"clusterId" json:"clusterId"`
 	Secret    string `yaml:"secret" json:"secret"`
 }
+
+func (this *ClusterConfig) Init() error {
+	// compatible with old
+	if len(this.RPCEndpoints) == 0 && len(this.OldRPC.Endpoints) > 0 {
+		this.RPCEndpoints = this.OldRPC.Endpoints
+		this.RPCDisableUpdate = this.OldRPC.DisableUpdate
+	}
+
+	return nil
+}
+
+func LoadClusterConfig() (*ClusterConfig, error) {
+	for _, filename := range []string{"api_cluster.yaml", "cluster.yaml"} {
+		data, err := os.ReadFile(Tea.ConfigFile(filename))
+		if err != nil {
+			if os.IsNotExist(err) {
+				continue
+			}
+			return nil, err
+		}
+
+		var config = &ClusterConfig{}
+		err = yaml.Unmarshal(data, config)
+		if err != nil {
+			return config, err
+		}
+
+		err = config.Init()
+		if err != nil {
+			return nil, err
+		}
+
+		return config, nil
+	}
+	return nil, os.ErrNotExist
+}

internal/configs/cluster_config_test.go

@@ -0,0 +1,23 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package configs_test
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/configs"
+	"gopkg.in/yaml.v3"
+	"testing"
+)
+
+func TestLoadClusterConfig(t *testing.T) {
+	config, err := configs.LoadClusterConfig()
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Logf("%+v", config)
+
+	configData, err := yaml.Marshal(config)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(string(configData))
+}

internal/const/const.go

@@ -1,7 +1,7 @@
 package teaconst
 
 const (
-	Version = "1.2.1"
+	Version = "1.2.10"
 
 	ProductName = "Edge Node"
 	ProcessName = "edge-node"
@@ -14,5 +14,6 @@ const (
 	// SystemdServiceName systemd
 	SystemdServiceName = "edge-node"
 
-	AccessLogSockName = "edge-node.accesslog.sock"
+	AccessLogSockName    = "edge-node.accesslog"
+	CacheGarbageSockName = "edge-node.cache.garbage"
 )

internal/const/vars.go

@@ -22,8 +22,6 @@ var (
 
 	IsQuiting    = false // 是否正在退出
 	EnableDBStat = false // 是否开启本地数据库统计
-
-	DiskIsFast = false // 是否为高速硬盘
 )
 
 // 检查是否为主程序

internal/encrypt/method_aes_128_cfb_test.go

@@ -19,7 +19,6 @@ func TestAES128CFBMethod_Encrypt(t *testing.T) {
 	dst = dst[:len(src)]
 	t.Log("dst:", string(dst))
 
-	src = make([]byte, len(src))
 	src, err = method.Decrypt(dst)
 	if err != nil {
 		t.Fatal(err)
@@ -54,7 +53,6 @@ func TestAES128CFBMethod_Encrypt2(t *testing.T) {
 	}
 
 	{
-
 		a := []byte{1}
 		_, err = method.Decrypt(a)
 		if err != nil {
@@ -64,7 +62,6 @@ func TestAES128CFBMethod_Encrypt2(t *testing.T) {
 
 	for _, dst := range sources {
 		dst2 := append([]byte{}, dst...)
-		src2 := make([]byte, len(dst2))
 		src2, err := method.Decrypt(dst2)
 		if err != nil {
 			t.Fatal(err)

internal/events/events.go

@@ -3,10 +3,11 @@ package events
 type Event = string
 
 const (
-	EventStart         Event = "start"         // start loading
-	EventLoaded        Event = "loaded"        // first load
-	EventQuit          Event = "quit"          // quit node gracefully
-	EventReload        Event = "reload"        // reload config
-	EventTerminated    Event = "terminated"    // process terminated
-	EventNFTablesReady Event = "nftablesReady" // nftables ready
+	EventStart             Event = "start"             // start loading
+	EventLoaded            Event = "loaded"            // first load
+	EventQuit              Event = "quit"              // quit node gracefully
+	EventReload            Event = "reload"            // reload config
+	EventTerminated        Event = "terminated"        // process terminated
+	EventNFTablesReady     Event = "nftablesReady"     // nftables ready
+	EventReloadSomeServers Event = "reloadSomeServers" // reload some servers
 )

internal/events/utils.go

@@ -24,6 +24,12 @@ func On(event Event, callback func()) {
 	OnKey(event, nil, callback)
 }
 
+func OnEvents(events []Event, callback func()) {
+	for _, event := range events {
+		On(event, callback)
+	}
+}
+
 func OnClose(callback func()) {
 	On(EventQuit, callback)
 	On(EventTerminated, callback)

internal/events/utils_test.go

@@ -9,8 +9,8 @@ func TestOn(t *testing.T) {
 	type User struct {
 		name string
 	}
-	var u = &User{}
-	var u2 = &User{}
+	var u = &User{name: "lily"}
+	var u2 = &User{name: "lucy"}
 
 	events.On("hello", func() {
 		t.Log("world")

internal/firewalls/ddos_protection.go

@@ -7,6 +7,7 @@ import (
 	"bytes"
 	"encoding/json"
 	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/ddosconfigs"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
@@ -92,7 +93,7 @@ func (this *DDoSProtectionManager) Apply(config *ddosconfigs.ProtectionConfig) e
 	// 对比配置
 	configJSON, err := json.Marshal(config)
 	if err != nil {
-		return errors.New("encode config to json failed: " + err.Error())
+		return fmt.Errorf("encode config to json failed: %w", err)
 	}
 	if !allowIPListChanged && bytes.Equal(this.lastConfig, configJSON) {
 		return nil
@@ -188,7 +189,7 @@ func (this *DDoSProtectionManager) addTCPRules(tcpConfig *ddosconfigs.TCPConfig)
 	for _, filter := range nftablesFilters {
 		chain, oldRules, err := this.getRules(filter)
 		if err != nil {
-			return errors.New("get old rules failed: " + err.Error())
+			return fmt.Errorf("get old rules failed: %w", err)
 		}
 
 		var protocol = filter.protocol()
@@ -273,7 +274,7 @@ func (this *DDoSProtectionManager) addTCPRules(tcpConfig *ddosconfigs.TCPConfig)
 		// 先清空所有相关规则
 		err = this.removeOldTCPRules(chain, oldRules)
 		if err != nil {
-			return errors.New("delete old rules failed: " + err.Error())
+			return fmt.Errorf("delete old rules failed: %w", err)
 		}
 
 		// 添加新规则
@@ -281,9 +282,9 @@ func (this *DDoSProtectionManager) addTCPRules(tcpConfig *ddosconfigs.TCPConfig)
 			if maxConnections > 0 {
 				var cmd = executils.NewTimeoutCmd(10*time.Second, nftExe, "add", "rule", protocol, filter.Name, nftablesChainName, "tcp", "dport", types.String(port), "ct", "count", "over", types.String(maxConnections), "counter", "drop", "comment", this.encodeUserData([]string{"tcp", types.String(port), "maxConnections", types.String(maxConnections)}))
 				cmd.WithStderr()
-				err := cmd.Run()
+				err = cmd.Run()
 				if err != nil {
-					return errors.New("add nftables rule '" + cmd.String() + "' failed: " + err.Error() + " (" + cmd.Stderr() + ")")
+					return fmt.Errorf("add nftables rule '%s' failed: %w (%s)", cmd.String(), err, cmd.Stderr())
 				}
 			}
 
@@ -293,7 +294,7 @@ func (this *DDoSProtectionManager) addTCPRules(tcpConfig *ddosconfigs.TCPConfig)
 				cmd.WithStderr()
 				err := cmd.Run()
 				if err != nil {
-					return errors.New("add nftables rule '" + cmd.String() + "' failed: " + err.Error() + " (" + cmd.Stderr() + ")")
+					return fmt.Errorf("add nftables rule '%s' failed: %w (%s)", cmd.String(), err, cmd.Stderr())
 				}
 			}
 
@@ -305,14 +306,14 @@ func (this *DDoSProtectionManager) addTCPRules(tcpConfig *ddosconfigs.TCPConfig)
 					cmd.WithStderr()
 					err := cmd.Run()
 					if err != nil {
-						return errors.New("add nftables rule '" + cmd.String() + "' failed: " + err.Error() + " (" + cmd.Stderr() + ")")
+						return fmt.Errorf("add nftables rule '%s' failed: %w (%s)", cmd.String(), err, cmd.Stderr())
 					}
 				} else {
 					var cmd = executils.NewTimeoutCmd(10*time.Second, nftExe, "add", "rule", protocol, filter.Name, nftablesChainName, "tcp", "dport", types.String(port), "ct", "state", "new", "meter", "meter-"+protocol+"-"+types.String(port)+"-new-connections-rate", "{ "+protocol+" saddr limit rate over "+types.String(newConnectionsMinutelyRate)+"/minute burst "+types.String(newConnectionsMinutelyRate+3)+" packets }" /**"add", "@deny_set", "{"+protocol+" saddr}",**/, "counter", "drop", "comment", this.encodeUserData([]string{"tcp", types.String(port), "newConnectionsRate", "0"}))
 					cmd.WithStderr()
 					err := cmd.Run()
 					if err != nil {
-						return errors.New("add nftables rule '" + cmd.String() + "' failed: " + err.Error() + " (" + cmd.Stderr() + ")")
+						return fmt.Errorf("add nftables rule '%s' failed: %w (%s)", cmd.String(), err, cmd.Stderr())
 					}
 				}
 			}
@@ -325,14 +326,14 @@ func (this *DDoSProtectionManager) addTCPRules(tcpConfig *ddosconfigs.TCPConfig)
 					cmd.WithStderr()
 					err := cmd.Run()
 					if err != nil {
-						return errors.New("add nftables rule '" + cmd.String() + "' failed: " + err.Error() + " (" + cmd.Stderr() + ")")
+						return fmt.Errorf("add nftables rule '%s' failed: %w (%s)", cmd.String(), err, cmd.Stderr())
 					}
 				} else {
 					var cmd = executils.NewTimeoutCmd(10*time.Second, nftExe, "add", "rule", protocol, filter.Name, nftablesChainName, "tcp", "dport", types.String(port), "ct", "state", "new", "meter", "meter-"+protocol+"-"+types.String(port)+"-new-connections-secondly-rate", "{ "+protocol+" saddr limit rate over "+types.String(newConnectionsSecondlyRate)+"/second burst "+types.String(newConnectionsSecondlyRate+3)+" packets }" /**"add", "@deny_set", "{"+protocol+" saddr}",**/, "counter", "drop", "comment", this.encodeUserData([]string{"tcp", types.String(port), "newConnectionsSecondlyRate", "0"}))
 					cmd.WithStderr()
 					err := cmd.Run()
 					if err != nil {
-						return errors.New("add nftables rule '" + cmd.String() + "' failed: " + err.Error() + " (" + cmd.Stderr() + ")")
+						return fmt.Errorf("add nftables rule '%s' failed: %w (%s)", cmd.String(), err, cmd.Stderr())
 					}
 				}
 			}
@@ -498,11 +499,11 @@ func (this *DDoSProtectionManager) getTable(filter *nftablesTableDefinition) (*n
 func (this *DDoSProtectionManager) getRules(filter *nftablesTableDefinition) (*nftables.Chain, []*nftables.Rule, error) {
 	table, err := this.getTable(filter)
 	if err != nil {
-		return nil, nil, errors.New("get table failed: " + err.Error())
+		return nil, nil, fmt.Errorf("get table failed: %w", err)
 	}
 	chain, err := table.GetChain(nftablesChainName)
 	if err != nil {
-		return nil, nil, errors.New("get chain failed: " + err.Error())
+		return nil, nil, fmt.Errorf("get chain failed: %w", err)
 	}
 	rules, err := chain.GetRules()
 	return chain, rules, err
@@ -538,7 +539,7 @@ func (this *DDoSProtectionManager) updateAllowIPList(allIPList []string) error {
 					// 不存在则删除
 					err = set.DeleteIPElement(ip)
 					if err != nil {
-						return errors.New("delete ip element '" + ip + "' failed: " + err.Error())
+						return fmt.Errorf("delete ip element '%s' failed: %w", ip, err)
 					}
 				}
 			}
@@ -556,7 +557,7 @@ func (this *DDoSProtectionManager) updateAllowIPList(allIPList []string) error {
 					// 不存在则添加
 					err = set.AddIPElement(ip, nil, false)
 					if err != nil {
-						return errors.New("add ip '" + ip + "' failed: " + err.Error())
+						return fmt.Errorf("add ip '%s' failed: %w", ip, err)
 					}
 				}
 			}

internal/firewalls/firewall_firewalld.go

@@ -3,7 +3,7 @@
 package firewalls
 
 import (
-	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeNode/internal/conns"
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
@@ -194,7 +194,7 @@ func (this *Firewalld) DropSourceIP(ip string, timeoutSeconds int, async bool) e
 
 	err := cmd.Run()
 	if err != nil {
-		return errors.New("run command failed '" + cmd.String() + "': " + err.Error())
+		return fmt.Errorf("run command failed '%s': %w", cmd.String(), err)
 	}
 	return nil
 }

internal/firewalls/firewall_nftables.go

@@ -5,6 +5,7 @@ package firewalls
 
 import (
 	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/configutils"
 	"github.com/TeaOSLab/EdgeNode/internal/conns"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
@@ -149,10 +150,10 @@ func (this *NFTablesFirewall) init() error {
 					table, err = this.conn.AddIPv6Table(tableDef.Name)
 				}
 				if err != nil {
-					return errors.New("create table '" + tableDef.Name + "' failed: " + err.Error())
+					return fmt.Errorf("create table '%s' failed: %w", tableDef.Name, err)
 				}
 			} else {
-				return errors.New("get table '" + tableDef.Name + "' failed: " + err.Error())
+				return fmt.Errorf("get table '%s' failed: %w", tableDef.Name, err)
 			}
 		}
 		if table == nil {
@@ -166,10 +167,10 @@ func (this *NFTablesFirewall) init() error {
 			if nftables.IsNotFound(err) {
 				chain, err = table.AddAcceptChain(chainName)
 				if err != nil {
-					return errors.New("create chain '" + chainName + "' failed: " + err.Error())
+					return fmt.Errorf("create chain '%s' failed: %w", chainName, err)
 				}
 			} else {
-				return errors.New("get chain '" + chainName + "' failed: " + err.Error())
+				return fmt.Errorf("get chain '%s' failed: %w", chainName, err)
 			}
 		}
 		if chain == nil {
@@ -184,7 +185,7 @@ func (this *NFTablesFirewall) init() error {
 				_, err = chain.AddAcceptInterfaceRule("lo", loRuleName)
 			}
 			if err != nil {
-				return errors.New("add 'lo' rule failed: " + err.Error())
+				return fmt.Errorf("add 'lo' rule failed: %w", err)
 			}
 		}
 
@@ -207,10 +208,10 @@ func (this *NFTablesFirewall) init() error {
 						HasTimeout: true,
 					})
 					if err != nil {
-						return errors.New("create set '" + setName + "' failed: " + err.Error())
+						return fmt.Errorf("create set '%s' failed: %w", setName, err)
 					}
 				} else {
-					return errors.New("get set '" + setName + "' failed: " + err.Error())
+					return fmt.Errorf("get set '%s' failed: %w", setName, err)
 				}
 			}
 			if set == nil {
@@ -259,10 +260,10 @@ func (this *NFTablesFirewall) init() error {
 						}
 					}
 					if err != nil {
-						return errors.New("add rule failed: " + err.Error())
+						return fmt.Errorf("add rule failed: %w", err)
 					}
 				} else {
-					return errors.New("get rule failed: " + err.Error())
+					return fmt.Errorf("get rule failed: %w", err)
 				}
 			}
 			if rule == nil {

internal/firewalls/nftables/installer.go

@@ -4,7 +4,7 @@
 package nftables
 
 import (
-	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
 	"github.com/TeaOSLab/EdgeNode/internal/events"
@@ -85,7 +85,7 @@ func (this *Installer) Install() error {
 	}
 
 	// 检查是否已经存在
-	if len(NftExePath()) > 0  {
+	if len(NftExePath()) > 0 {
 		return nil
 	}
 
@@ -121,7 +121,7 @@ func (this *Installer) Install() error {
 	cmd.WithStderr()
 	err = cmd.Run()
 	if err != nil {
-		return errors.New(err.Error() + ": " + cmd.Stderr())
+		return fmt.Errorf("%w: %s", err, cmd.Stderr())
 	}
 
 	remotelogs.Println("NFTABLES", "installed nftables with command '"+cmd.String()+"' successfully")

internal/goman/lib_test.go

@@ -1,27 +1,28 @@
 // Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
 
-package goman
+package goman_test
 
 import (
+	"github.com/TeaOSLab/EdgeNode/internal/goman"
 	"testing"
 	"time"
 )
 
 func TestNew(t *testing.T) {
-	New(func() {
+	goman.New(func() {
 		t.Log("Hello")
 
-		t.Log(List())
+		t.Log(goman.List())
 	})
 
 	time.Sleep(1 * time.Second)
-	t.Log(List())
+	t.Log(goman.List())
 
 	time.Sleep(1 * time.Second)
 }
 
 func TestNewWithArgs(t *testing.T) {
-	NewWithArgs(func(args ...interface{}) {
+	goman.NewWithArgs(func(args ...interface{}) {
 		t.Log(args[0], args[1])
 	}, 1, 2)
 	time.Sleep(1 * time.Second)

internal/goman/task_group.go

@@ -0,0 +1,52 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package goman
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/zero"
+	"runtime"
+	"sync"
+)
+
+type TaskGroup struct {
+	semi   chan zero.Zero
+	wg     *sync.WaitGroup
+	locker *sync.RWMutex
+}
+
+func NewTaskGroup() *TaskGroup {
+	var concurrent = runtime.NumCPU()
+	if concurrent <= 1 {
+		concurrent = 2
+	}
+	return &TaskGroup{
+		semi:   make(chan zero.Zero, concurrent),
+		wg:     &sync.WaitGroup{},
+		locker: &sync.RWMutex{},
+	}
+}
+
+func (this *TaskGroup) Run(f func()) {
+	this.wg.Add(1)
+	go func() {
+		defer this.wg.Done()
+
+		this.semi <- zero.Zero{}
+
+		f()
+
+		<-this.semi
+	}()
+}
+
+func (this *TaskGroup) Wait() {
+	this.wg.Wait()
+}
+
+func (this *TaskGroup) Lock() {
+	this.locker.Lock()
+}
+
+func (this *TaskGroup) Unlock() {
+	this.locker.Unlock()
+}

internal/goman/task_group_test.go

@@ -0,0 +1,30 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package goman_test
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/goman"
+	"runtime"
+	"testing"
+)
+
+func TestNewTaskGroup(t *testing.T) {
+	var group = goman.NewTaskGroup()
+	var m = map[int]bool{}
+
+	for i := 0; i < runtime.NumCPU()*2; i++ {
+		var index = i
+		group.Run(func() {
+			t.Log("task", index)
+
+			group.Lock()
+			_, ok := m[index]
+			if ok {
+				t.Error("duplicated:", index)
+			}
+			m[index] = true
+			group.Unlock()
+		})
+	}
+	group.Wait()
+}

internal/iplibrary/action_firewalld.go

@@ -147,7 +147,7 @@ func (this *FirewalldAction) runActionSingleIP(action string, listType IPListTyp
 	cmd.WithStderr()
 	err = cmd.Run()
 	if err != nil {
-		return errors.New(err.Error() + ", output: " + cmd.Stderr())
+		return fmt.Errorf("%w, output: %s", err, cmd.Stderr())
 	}
 	return nil
 }

internal/iplibrary/action_ipset.go

@@ -2,6 +2,7 @@ package iplibrary
 
 import (
 	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
 	executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
@@ -70,7 +71,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 			if err != nil {
 				var output = cmd.Stderr()
 				if !strings.Contains(output, "already exists") {
-					return errors.New("create ipset '" + listName + "': " + err.Error() + ", output: " + output)
+					return fmt.Errorf("create ipset '%s': %w, output: %s", listName, err, output)
 				} else {
 					err = nil
 				}
@@ -88,7 +89,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 			if err != nil {
 				var output = cmd.Stderr()
 				if !strings.Contains(output, "already exists") {
-					return errors.New("create ipset '" + listName + "': " + err.Error() + ", output: " + output)
+					return fmt.Errorf("create ipset '%s': %w, output: %s", listName, err, output)
 				} else {
 					err = nil
 				}
@@ -116,7 +117,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 				if strings.Contains(output, "NAME_CONFLICT") {
 					err = nil
 				} else {
-					return errors.New("firewall-cmd add ipset '" + listName + "': " + err.Error() + ", output: " + output)
+					return fmt.Errorf("firewall-cmd add ipset '%s': %w, output: %s", listName, err, output)
 				}
 			}
 		}
@@ -134,7 +135,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 				if strings.Contains(output, "NAME_CONFLICT") {
 					err = nil
 				} else {
-					return errors.New("firewall-cmd add ipset '" + listName + "': " + err.Error() + ", output: " + output)
+					return fmt.Errorf("firewall-cmd add ipset '%s': %w, output: %s", listName, err, output)
 				}
 			}
 		}
@@ -148,7 +149,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 			cmd.WithStderr()
 			err := cmd.Run()
 			if err != nil {
-				return errors.New("firewall-cmd add rich rule '" + listName + "': " + err.Error() + ", output: " + cmd.Stderr())
+				return fmt.Errorf("firewall-cmd add rich rule '%s': %w, output: %s", listName, err, cmd.Stderr())
 			}
 		}
 
@@ -161,7 +162,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 			cmd.WithStderr()
 			err := cmd.Run()
 			if err != nil {
-				return errors.New("firewall-cmd add rich rule '" + listName + "': " + err.Error() + ", output: " + cmd.Stderr())
+				return fmt.Errorf("firewall-cmd add rich rule '%s': %w, output: %s", listName, err, cmd.Stderr())
 			}
 		}
 
@@ -171,7 +172,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 			cmd.WithStderr()
 			err := cmd.Run()
 			if err != nil {
-				return errors.New("firewall-cmd reload: " + err.Error() + ", output: " + cmd.Stderr())
+				return fmt.Errorf("firewall-cmd reload: %w, output: %s", err, cmd.Stderr())
 			}
 		}
 	}
@@ -200,7 +201,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 				cmd.WithStderr()
 				err := cmd.Run()
 				if err != nil {
-					return errors.New("iptables add rule: " + err.Error() + ", output: " + cmd.Stderr())
+					return fmt.Errorf("iptables add rule: %w, output: %s", err, cmd.Stderr())
 				}
 			}
 		}
@@ -221,7 +222,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 				cmd.WithStderr()
 				err := cmd.Run()
 				if err != nil {
-					return errors.New("iptables add rule: " + err.Error() + ", output: " + cmd.Stderr())
+					return fmt.Errorf("iptables add rule: %w, output: %s", err, cmd.Stderr())
 				}
 			}
 		}
@@ -283,7 +284,7 @@ func (this *IPSetAction) runActionSingleIP(action string, listType IPListType, i
 		return nil
 	}
 
-	var listName = ""
+	var listName string
 	var isIPv6 = strings.Contains(item.IpFrom, ":")
 
 	switch listType {

internal/iplibrary/action_iptables.go

@@ -1,7 +1,7 @@
 package iplibrary
 
 import (
-	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
@@ -128,7 +128,7 @@ func (this *IPTablesAction) runActionSingleIP(action string, listType IPListType
 		if strings.Contains(output, "No chain/target/match") {
 			err = nil
 		} else {
-			return errors.New(err.Error() + ", output: " + output)
+			return fmt.Errorf("%w, output: %s", err, output)
 		}
 	}
 	return nil

internal/iplibrary/action_manager.go

@@ -102,7 +102,7 @@ func (this *ActionManager) UpdateActions(actions []*firewallconfigs.FirewallActi
 			continue
 		}
 
-		instances, _ := this.eventMap[action.EventLevel]
+		var instances = this.eventMap[action.EventLevel]
 		instances = append(instances, instance)
 		this.eventMap[action.EventLevel] = instances
 	}

internal/iplibrary/action_script.go

@@ -1,7 +1,6 @@
 package iplibrary
 
 import (
-	"errors"
 	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
@@ -62,7 +61,7 @@ func (this *ScriptAction) runAction(action string, listType IPListType, item *pb
 	cmd.WithStderr()
 	err := cmd.Run()
 	if err != nil {
-		return errors.New(err.Error() + ", output: " + cmd.Stderr())
+		return fmt.Errorf("%w, output: %s", err, cmd.Stderr())
 	}
 	return nil
 }

internal/iplibrary/ip_list.go

@@ -14,6 +14,8 @@ var GlobalWhiteIPList = NewIPList()
 // IPList IP名单
 // TODO IP名单可以分片关闭，这样让每一片的数据量减少，查询更快
 type IPList struct {
+	isDeleted bool
+
 	itemsMap    map[uint64]*IPItem // id => item
 	sortedItems []*IPItem
 	allItemsMap map[uint64]*IPItem // id => item
@@ -38,11 +40,19 @@ func NewIPList() *IPList {
 }
 
 func (this *IPList) Add(item *IPItem) {
+	if this.isDeleted {
+		return
+	}
+
 	this.addItem(item, true)
 }
 
 // AddDelay 延迟添加，需要手工调用Sort()函数
 func (this *IPList) AddDelay(item *IPItem) {
+	if this.isDeleted {
+		return
+	}
+
 	this.addItem(item, false)
 }
 
@@ -60,6 +70,10 @@ func (this *IPList) Delete(itemId uint64) {
 
 // Contains 判断是否包含某个IP
 func (this *IPList) Contains(ip uint64) bool {
+	if this.isDeleted {
+		return false
+	}
+
 	this.locker.RLock()
 	if len(this.allItemsMap) > 0 {
 		this.locker.RUnlock()
@@ -75,6 +89,10 @@ func (this *IPList) Contains(ip uint64) bool {
 
 // ContainsExpires 判断是否包含某个IP
 func (this *IPList) ContainsExpires(ip uint64) (expiresAt int64, ok bool) {
+	if this.isDeleted {
+		return
+	}
+
 	this.locker.RLock()
 	if len(this.allItemsMap) > 0 {
 		this.locker.RUnlock()
@@ -94,6 +112,10 @@ func (this *IPList) ContainsExpires(ip uint64) (expiresAt int64, ok bool) {
 
 // ContainsIPStrings 是否包含一组IP中的任意一个，并返回匹配的第一个Item
 func (this *IPList) ContainsIPStrings(ipStrings []string) (item *IPItem, found bool) {
+	if this.isDeleted {
+		return
+	}
+
 	if len(ipStrings) == 0 {
 		return
 	}
@@ -125,6 +147,10 @@ func (this *IPList) ContainsIPStrings(ipStrings []string) (item *IPItem, found b
 	return
 }
 
+func (this *IPList) SetDeleted() {
+	this.isDeleted = true
+}
+
 func (this *IPList) addItem(item *IPItem, sortable bool) {
 	if item == nil {
 		return

internal/iplibrary/ip_list_db.go

@@ -60,7 +60,7 @@ func (this *IPListDB) init() error {
 
 	var path = this.dir + "/ip_list.db"
 
-	db, err := dbs.OpenWriter("file:" + path + "?cache=shared&mode=rwc&_journal_mode=WAL&_sync=OFF&_locking_mode=EXCLUSIVE")
+	db, err := dbs.OpenWriter("file:" + path + "?cache=shared&mode=rwc&_journal_mode=WAL&_sync=" + dbs.SyncMode + "&_locking_mode=EXCLUSIVE")
 	if err != nil {
 		return err
 	}

internal/iplibrary/ip_list_db_test.go

@@ -22,10 +22,10 @@ func TestIPListDB_AddItem(t *testing.T) {
 		IpFrom:                        "192.168.1.101",
 		IpTo:                          "",
 		Version:                       1024,
-		ExpiredAt:                     time.Now().Unix(),
+		ExpiredAt:                     time.Now().Unix() + 3600,
 		Reason:                        "",
 		ListId:                        2,
-		IsDeleted:                     true,
+		IsDeleted:                     false,
 		Type:                          "ipv4",
 		EventLevel:                    "error",
 		ListType:                      "black",

internal/iplibrary/manager_ip_list.go

@@ -187,7 +187,7 @@ func (this *IPListManager) fetch() (hasNext bool, err error) {
 	})
 	if err != nil {
 		if rpc.IsConnError(err) {
-			remotelogs.Warn("IP_LIST_MANAGER", "rpc connection error: "+err.Error())
+			remotelogs.Debug("IP_LIST_MANAGER", "rpc connection error: "+err.Error())
 			return false, nil
 		}
 		return false, err
@@ -214,7 +214,7 @@ func (this *IPListManager) fetch() (hasNext bool, err error) {
 
 func (this *IPListManager) FindList(listId int64) *IPList {
 	this.locker.Lock()
-	list, _ := this.listMap[listId]
+	var list = this.listMap[listId]
 	this.locker.Unlock()
 	return list
 }
@@ -229,6 +229,11 @@ func (this *IPListManager) DeleteExpiredItems() {
 func (this *IPListManager) processItems(items []*pb.IPItem, fromRemote bool) {
 	var changedLists = map[*IPList]zero.Zero{}
 	for _, item := range items {
+		// 调试
+		if Tea.IsTesting() {
+			this.debugItem(item)
+		}
+
 		var list *IPList
 		// TODO 实现节点专有List
 		if item.ServerId > 0 { // 服务专有List
@@ -300,3 +305,12 @@ func (this *IPListManager) processItems(items []*pb.IPItem, fromRemote bool) {
 		}
 	}
 }
+
+// 调试IP信息
+func (this *IPListManager) debugItem(item *pb.IPItem) {
+	if item.IsDeleted {
+		remotelogs.Debug("IP_ITEM_DEBUG", "delete '"+item.IpFrom+"'")
+	} else {
+		remotelogs.Debug("IP_ITEM_DEBUG", "add '"+item.IpFrom+"'")
+	}
+}

internal/metrics/manager.go

@@ -26,9 +26,9 @@ func init() {
 type Manager struct {
 	isQuiting bool
 
-	tasks         map[int64]*Task    // itemId => *Task
-	categoryTasks map[string][]*Task // category => []*Task
-	locker        sync.RWMutex
+	taskMap         map[int64]*Task    // itemId => *Task
+	categoryTaskMap map[string][]*Task // category => []*Task
+	locker          sync.RWMutex
 
 	hasHTTPMetrics bool
 	hasTCPMetrics  bool
@@ -37,8 +37,8 @@ type Manager struct {
 
 func NewManager() *Manager {
 	return &Manager{
-		tasks:         map[int64]*Task{},
-		categoryTasks: map[string][]*Task{},
+		taskMap:         map[int64]*Task{},
+		categoryTaskMap: map[string][]*Task{},
 	}
 }
 
@@ -56,7 +56,7 @@ func (this *Manager) Update(items []*serverconfigs.MetricItemConfig) {
 	}
 
 	// 停用以前的 或 修改现在的
-	for itemId, task := range this.tasks {
+	for itemId, task := range this.taskMap {
 		newItem, ok := newMap[itemId]
 		if !ok || !newItem.IsOn { // 停用以前的
 			remotelogs.Println("METRIC_MANAGER", "stop task '"+strconv.FormatInt(itemId, 10)+"'")
@@ -64,7 +64,7 @@ func (this *Manager) Update(items []*serverconfigs.MetricItemConfig) {
 			if err != nil {
 				remotelogs.Error("METRIC_MANAGER", "stop task '"+strconv.FormatInt(itemId, 10)+"' failed: "+err.Error())
 			}
-			delete(this.tasks, itemId)
+			delete(this.taskMap, itemId)
 		} else { // 更新已存在的
 			if newItem.Version != task.item.Version {
 				remotelogs.Println("METRIC_MANAGER", "update task '"+strconv.FormatInt(itemId, 10)+"'")
@@ -78,7 +78,7 @@ func (this *Manager) Update(items []*serverconfigs.MetricItemConfig) {
 		if !newItem.IsOn {
 			continue
 		}
-		_, ok := this.tasks[newItem.Id]
+		_, ok := this.taskMap[newItem.Id]
 		if !ok {
 			remotelogs.Println("METRIC_MANAGER", "start task '"+strconv.FormatInt(newItem.Id, 10)+"'")
 			task := NewTask(newItem)
@@ -92,7 +92,7 @@ func (this *Manager) Update(items []*serverconfigs.MetricItemConfig) {
 				remotelogs.Error("METRIC_MANAGER", "start task failed: "+err.Error())
 				continue
 			}
-			this.tasks[newItem.Id] = task
+			this.taskMap[newItem.Id] = task
 		}
 	}
 
@@ -100,11 +100,11 @@ func (this *Manager) Update(items []*serverconfigs.MetricItemConfig) {
 	this.hasHTTPMetrics = false
 	this.hasTCPMetrics = false
 	this.hasUDPMetrics = false
-	this.categoryTasks = map[string][]*Task{}
-	for _, task := range this.tasks {
-		tasks := this.categoryTasks[task.item.Category]
+	this.categoryTaskMap = map[string][]*Task{}
+	for _, task := range this.taskMap {
+		var tasks = this.categoryTaskMap[task.item.Category]
 		tasks = append(tasks, task)
-		this.categoryTasks[task.item.Category] = tasks
+		this.categoryTaskMap[task.item.Category] = tasks
 
 		switch task.item.Category {
 		case serverconfigs.MetricItemCategoryHTTP:
@@ -124,10 +124,12 @@ func (this *Manager) Add(obj MetricInterface) {
 	}
 
 	this.locker.RLock()
-	for _, task := range this.categoryTasks[obj.MetricCategory()] {
+	var tasks = this.categoryTaskMap[obj.MetricCategory()]
+	this.locker.RUnlock()
+
+	for _, task := range tasks {
 		task.Add(obj)
 	}
-	this.locker.RUnlock()
 }
 
 func (this *Manager) HasHTTPMetrics() bool {
@@ -149,9 +151,9 @@ func (this *Manager) Quit() {
 	remotelogs.Println("METRIC_MANAGER", "quit")
 
 	this.locker.Lock()
-	for _, task := range this.tasks {
+	for _, task := range this.taskMap {
 		_ = task.Stop()
 	}
-	this.tasks = map[int64]*Task{}
+	this.taskMap = map[int64]*Task{}
 	this.locker.Unlock()
 }

internal/metrics/manager_test.go

@@ -11,7 +11,7 @@ func TestNewManager(t *testing.T) {
 	var manager = NewManager()
 	{
 		manager.Update([]*serverconfigs.MetricItemConfig{})
-		for _, task := range manager.tasks {
+		for _, task := range manager.taskMap {
 			t.Log(task.item.Id)
 		}
 	}
@@ -28,7 +28,7 @@ func TestNewManager(t *testing.T) {
 				Id: 3,
 			},
 		})
-		for _, task := range manager.tasks {
+		for _, task := range manager.taskMap {
 			t.Log("task:", task.item.Id)
 		}
 	}
@@ -43,7 +43,7 @@ func TestNewManager(t *testing.T) {
 				Id: 2,
 			},
 		})
-		for _, task := range manager.tasks {
+		for _, task := range manager.taskMap {
 			t.Log("task:", task.item.Id)
 		}
 	}
@@ -56,7 +56,7 @@ func TestNewManager(t *testing.T) {
 				Version: 1,
 			},
 		})
-		for _, task := range manager.tasks {
+		for _, task := range manager.taskMap {
 			t.Log("task:", task.item.Id)
 		}
 	}

internal/metrics/stat.go

@@ -17,6 +17,6 @@ type Stat struct {
 }
 
 func SumStat(serverId int64, keys []string, time string, version int32, itemId int64) string {
-	keysData := strings.Join(keys, "$EDGE$")
+	var keysData = strings.Join(keys, "$EDGE$")
 	return strconv.FormatUint(fnv.HashString(strconv.FormatInt(serverId, 10)+"@"+keysData+"@"+time+"@"+strconv.Itoa(int(version))+"@"+strconv.FormatInt(itemId, 10)), 10)
 }

internal/metrics/sum_test.go

@@ -0,0 +1,20 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package metrics_test
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/metrics"
+	timeutil "github.com/iwind/TeaGo/utils/time"
+	"runtime"
+	"testing"
+)
+
+func BenchmarkSumStat(b *testing.B) {
+	runtime.GOMAXPROCS(2)
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			metrics.SumStat(1, []string{"1.2.3.4"}, timeutil.Format("Ymd"), 1, 1)
+		}
+	})
+}

internal/metrics/task.go

@@ -19,6 +19,7 @@ import (
 	"os"
 	"strconv"
 	"sync"
+	"sync/atomic"
 	"time"
 )
 
@@ -59,7 +60,7 @@ type Task struct {
 	serverIdMapLocker sync.Mutex
 
 	statsMap    map[string]*Stat // 待写入队列，hash => *Stat
-	statsLocker sync.Mutex
+	statsLocker sync.RWMutex
 	statsTicker *utils.Ticker
 }
 
@@ -90,7 +91,7 @@ func (this *Task) Init() error {
 
 	var path = dir + "/metric." + types.String(this.item.Id) + ".db"
 
-	db, err := dbs.OpenWriter("file:" + path + "?cache=shared&mode=rwc&_journal_mode=WAL&_sync=OFF&_locking_mode=EXCLUSIVE")
+	db, err := dbs.OpenWriter("file:" + path + "?cache=shared&mode=rwc&_journal_mode=WAL&_sync=" + dbs.SyncMode + "&_locking_mode=EXCLUSIVE")
 	if err != nil {
 		return err
 	}
@@ -237,7 +238,7 @@ func (this *Task) Add(obj MetricInterface) {
 
 	var keys = []string{}
 	for _, key := range this.item.Keys {
-		k := obj.MetricKey(key)
+		var k = obj.MetricKey(key)
 
 		// 忽略499状态
 		if key == "${status}" && k == "499" {
@@ -253,14 +254,19 @@ func (this *Task) Add(obj MetricInterface) {
 	}
 
 	var hash = SumStat(obj.MetricServerId(), keys, this.item.CurrentTime(), this.item.Version, this.item.Id)
-	this.statsLocker.Lock()
+	var countItems int
+	this.statsLocker.RLock()
 	oldStat, ok := this.statsMap[hash]
+	if !ok {
+		countItems = len(this.statsMap)
+	}
+	this.statsLocker.RUnlock()
 	if ok {
-		oldStat.Value += v
-		oldStat.Hash = hash
+		atomic.AddInt64(&oldStat.Value, 1)
 	} else {
 		// 防止过载
-		if len(this.statsMap) < MaxQueueSize {
+		if countItems < MaxQueueSize {
+			this.statsLocker.Lock()
 			this.statsMap[hash] = &Stat{
 				ServerId: obj.MetricServerId(),
 				Keys:     keys,
@@ -268,9 +274,9 @@ func (this *Task) Add(obj MetricInterface) {
 				Time:     this.item.CurrentTime(),
 				Hash:     hash,
 			}
+			this.statsLocker.Unlock()
 		}
 	}
-	this.statsLocker.Unlock()
 }
 
 // Stop 停止任务

internal/metrics/task_test.go

@@ -4,11 +4,15 @@ package metrics_test
 
 import (
 	"fmt"
+	"github.com/TeaOSLab/EdgeCommon/pkg/configutils"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/metrics"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/testutils"
 	_ "github.com/iwind/TeaGo/bootstrap"
 	"github.com/iwind/TeaGo/rands"
+	"log"
+	"runtime"
+	"sync"
 	"testing"
 	"time"
 )
@@ -213,3 +217,65 @@ func TestTask_Upload(t *testing.T) {
 	}
 	t.Log("ok")
 }
+
+var testingTask *metrics.Task
+var testingTaskInitOnce = &sync.Once{}
+
+func initTestingTask() {
+	testingTask = metrics.NewTask(&serverconfigs.MetricItemConfig{
+		Id:         1,
+		IsOn:       false,
+		Category:   "tcp",
+		Period:     1,
+		PeriodUnit: serverconfigs.MetricItemPeriodUnitDay,
+		Keys:       []string{"${remoteAddr}"},
+		Value:      "${countRequest}",
+	})
+
+	err := testingTask.Init()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	err = testingTask.Start()
+	if err != nil {
+		log.Fatal(err)
+	}
+}
+
+func BenchmarkTask_Add(b *testing.B) {
+	runtime.GOMAXPROCS(1)
+
+	testingTaskInitOnce.Do(func() {
+		initTestingTask()
+	})
+
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			testingTask.Add(&taskRequest{})
+		}
+	})
+}
+
+type taskRequest struct {
+}
+
+func (this *taskRequest) MetricKey(key string) string {
+	return configutils.ParseVariables(key, func(varName string) (value string) {
+		return "1.2.3.4"
+	})
+}
+
+func (this *taskRequest) MetricValue(value string) (result int64, ok bool) {
+	return 1, true
+}
+
+func (this *taskRequest) MetricServerId() int64 {
+	return 1
+}
+
+func (this *taskRequest) MetricCategory() string {
+	return "http"
+}

internal/nodes/api_stream.go

@@ -50,7 +50,11 @@ func (this *APIStream) Start() {
 		}
 		err := this.loop()
 		if err != nil {
-			remotelogs.Warn("API_STREAM", err.Error())
+			if rpc.IsConnError(err) {
+				remotelogs.Debug("API_STREAM", err.Error())
+			} else {
+				remotelogs.Warn("API_STREAM", err.Error())
+			}
 			time.Sleep(10 * time.Second)
 			continue
 		}
@@ -76,7 +80,7 @@ func (this *APIStream) loop() error {
 		if this.isQuiting {
 			return nil
 		}
-		return errors.Wrap(err)
+		return err
 	}
 	this.stream = nodeStream
 
@@ -92,7 +96,7 @@ func (this *APIStream) loop() error {
 				remotelogs.Println("API_STREAM", "quit")
 				return nil
 			}
-			return errors.Wrap(err)
+			return err
 		}
 
 		// 处理消息
@@ -438,10 +442,10 @@ func (this *APIStream) handleChangeAPINode(message *pb.NodeStreamMessage) error
 		return nil
 	}
 
-	config.RPC.Endpoints = []string{messageData.Addr}
+	config.RPCEndpoints = []string{messageData.Addr}
 
 	// 保存到文件
-	err = config.WriteFile(Tea.ConfigFile("api.yaml"))
+	err = config.WriteFile(Tea.ConfigFile(configs.ConfigFileName))
 	if err != nil {
 		this.replyFail(message.RequestId, "save config file failed: "+err.Error())
 		return nil

internal/nodes/client_conn.go

@@ -3,7 +3,7 @@
 package nodes
 
 import (
-	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/conns"
@@ -24,8 +24,6 @@ import (
 	"time"
 )
 
-var synFloodCounter = counters.NewCounter().WithGC()
-
 // ClientConn 客户端连接
 type ClientConn struct {
 	BaseClientConn
@@ -98,7 +96,7 @@ func (this *ClientConn) Read(b []byte) (n int, err error) {
 
 		defer func() {
 			if err != nil {
-				this.lastErr = errors.New("read error: " + err.Error())
+				this.lastErr = fmt.Errorf("read error: %w", err)
 			} else {
 				this.lastErr = nil
 			}
@@ -129,9 +127,8 @@ func (this *ClientConn) Read(b []byte) (n int, err error) {
 	// 检测是否为超时错误
 	var isTimeout = err != nil && os.IsTimeout(err)
 	var isHandshakeError = isTimeout && !this.hasRead
-	if isTimeout {
-		_ = this.SetLinger(0)
-	} else {
+
+	if err != nil {
 		_ = this.SetLinger(nodeconfigs.DefaultTCPLinger)
 	}
 
@@ -164,7 +161,7 @@ func (this *ClientConn) Write(b []byte) (n int, err error) {
 
 		defer func() {
 			if err != nil {
-				this.lastErr = errors.New("write error: " + err.Error())
+				this.lastErr = fmt.Errorf("write error: %w", err)
 			} else {
 				this.lastErr = nil
 			}
@@ -189,6 +186,8 @@ func (this *ClientConn) Write(b []byte) (n int, err error) {
 	var before = time.Now()
 	n, err = this.rawConn.Write(b)
 	if n > 0 {
+		atomic.AddInt64(&this.totalSentBytes, int64(n))
+
 		// 统计当前服务带宽
 		if this.serverId > 0 {
 			// TODO 需要加入在serverId绑定之前的带宽
@@ -197,9 +196,9 @@ func (this *ClientConn) Write(b []byte) (n int, err error) {
 
 				var cost = time.Since(before).Seconds()
 				if cost > 1 {
-					stats.SharedBandwidthStatManager.AddBandwidth(this.userId, this.serverId, int64(float64(n)/cost), int64(n))
+					stats.SharedBandwidthStatManager.AddBandwidth(this.userId, this.userPlanId, this.serverId, int64(float64(n)/cost), int64(n))
 				} else {
-					stats.SharedBandwidthStatManager.AddBandwidth(this.userId, this.serverId, int64(n), int64(n))
+					stats.SharedBandwidthStatManager.AddBandwidth(this.userId, this.userPlanId, this.serverId, int64(n), int64(n))
 				}
 			}
 		}
@@ -291,13 +290,13 @@ func (this *ClientConn) LastErr() error {
 }
 
 func (this *ClientConn) resetSYNFlood() {
-	synFloodCounter.ResetKey("SYN_FLOOD:" + this.RawIP())
+	counters.SharedCounter.ResetKey("SYN_FLOOD:" + this.RawIP())
 }
 
 func (this *ClientConn) increaseSYNFlood(synFloodConfig *firewallconfigs.SYNFloodConfig) {
 	var ip = this.RawIP()
 	if len(ip) > 0 && !iplibrary.IsInWhiteList(ip) && (!synFloodConfig.IgnoreLocal || !utils.IsLocalIP(ip)) {
-		var result = synFloodCounter.IncreaseKey("SYN_FLOOD:"+ip, 60)
+		var result = counters.SharedCounter.IncreaseKey("SYN_FLOOD:"+ip, 60)
 		var minAttempts = synFloodConfig.MinAttempts
 		if minAttempts < 5 {
 			minAttempts = 5

internal/nodes/client_conn_base.go

@@ -7,6 +7,7 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/firewalls"
 	"github.com/TeaOSLab/EdgeNode/internal/iplibrary"
 	"net"
+	"sync/atomic"
 	"time"
 )
 
@@ -15,6 +16,7 @@ type BaseClientConn struct {
 
 	isBound    bool
 	userId     int64
+	userPlanId int64
 	serverId   int64
 	remoteAddr string
 	hasLimit   bool
@@ -25,6 +27,8 @@ type BaseClientConn struct {
 	isClosed bool
 
 	rawIP string
+
+	totalSentBytes int64
 }
 
 func (this *BaseClientConn) IsClosed() bool {
@@ -103,11 +107,31 @@ func (this *BaseClientConn) SetUserId(userId int64) {
 	}
 }
 
+func (this *BaseClientConn) SetUserPlanId(userPlanId int64) {
+	this.userPlanId = userPlanId
+
+	// 设置包装前连接
+	switch conn := this.rawConn.(type) {
+	case *tls.Conn:
+		nativeConn, ok := conn.NetConn().(ClientConnInterface)
+		if ok {
+			nativeConn.SetUserPlanId(userPlanId)
+		}
+	case *ClientConn:
+		conn.SetUserPlanId(userPlanId)
+	}
+}
+
 // UserId 获取当前连接所属服务的用户ID
 func (this *BaseClientConn) UserId() int64 {
 	return this.userId
 }
 
+// UserPlanId 用户套餐ID
+func (this *BaseClientConn) UserPlanId() int64 {
+	return this.userPlanId
+}
+
 // RawIP 原本IP
 func (this *BaseClientConn) RawIP() string {
 	if len(this.rawIP) > 0 {
@@ -160,3 +184,10 @@ func (this *BaseClientConn) SetFingerprint(fingerprint []byte) {
 func (this *BaseClientConn) Fingerprint() []byte {
 	return this.fingerprint
 }
+
+// LastRequestBytes 读取上一次请求发送的字节数
+func (this *BaseClientConn) LastRequestBytes() int64 {
+	var result = atomic.LoadInt64(&this.totalSentBytes)
+	atomic.StoreInt64(&this.totalSentBytes, 0)
+	return result
+}

internal/nodes/client_conn_interface.go

@@ -18,9 +18,12 @@ type ClientConnInterface interface {
 	// SetServerId 设置服务ID
 	SetServerId(serverId int64) (goNext bool)
 
-	// SetUserId 设置所属服务的用户ID
+	// SetUserId 设置所属网站的用户ID
 	SetUserId(userId int64)
 
+	// SetUserPlanId 设置
+	SetUserPlanId(userPlanId int64)
+
 	// UserId 获取当前连接所属服务的用户ID
 	UserId() int64
 
@@ -32,4 +35,7 @@ type ClientConnInterface interface {
 
 	// Fingerprint 读取指纹信息
 	Fingerprint() []byte
+
+	// LastRequestBytes 读取上一次请求发送的字节数
+	LastRequestBytes() int64
 }

internal/nodes/client_listener.go

@@ -48,7 +48,7 @@ func (this *ClientListener) Accept() (net.Conn, error) {
 			firewalls.DropTemporaryTo(ip, expiresAt)
 		} else {
 			if !waf.SharedIPWhiteList.Contains(waf.IPTypeAll, firewallconfigs.FirewallScopeGlobal, 0, ip) {
-				var ok = false
+				var ok bool
 				expiresAt, ok = waf.SharedIPBlackList.ContainsExpires(waf.IPTypeAll, firewallconfigs.FirewallScopeGlobal, 0, ip)
 				if ok {
 					canGoNext = false

internal/nodes/client_tls_conn.go

@@ -82,3 +82,18 @@ func (this *ClientTLSConn) Fingerprint() []byte {
 	}
 	return nil
 }
+
+// LastRequestBytes 读取上一次请求发送的字节数
+func (this *ClientTLSConn) LastRequestBytes() int64 {
+	tlsConn, ok := this.rawConn.(*tls.Conn)
+	if ok {
+		var rawConn = tlsConn.NetConn()
+		if rawConn != nil {
+			clientConn, ok := rawConn.(*ClientConn)
+			if ok {
+				return clientConn.LastRequestBytes()
+			}
+		}
+	}
+	return 0
+}

internal/nodes/http_access_log_queue_test.go

@@ -122,6 +122,7 @@ func TestHTTPAccessLogQueue_Memory(t *testing.T) {
 	}
 
 	runtime.GC()
+	_ = accessLogs
 
 	// will not release automatically
 	func() {
@@ -131,6 +132,7 @@ func TestHTTPAccessLogQueue_Memory(t *testing.T) {
 				RequestPath: "https://goedge.cn/hello/world",
 			})
 		}
+		_ = accessLogs1
 	}()
 
 	time.Sleep(5 * time.Second)

internal/nodes/http_cache_task_manager.go

@@ -6,7 +6,9 @@ import (
 	"context"
 	"crypto/tls"
 	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/caches"
 	"github.com/TeaOSLab/EdgeNode/internal/compressions"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
@@ -19,8 +21,10 @@ import (
 	"io"
 	"net"
 	"net/http"
+	"os"
 	"regexp"
 	"strings"
+	"sync"
 	"time"
 )
 
@@ -41,9 +45,11 @@ var SharedHTTPCacheTaskManager = NewHTTPCacheTaskManager()
 // HTTPCacheTaskManager 缓存任务管理
 type HTTPCacheTaskManager struct {
 	ticker      *time.Ticker
-	httpClient  *http.Client
 	protocolReg *regexp.Regexp
 
+	timeoutClientMap map[time.Duration]*http.Client // timeout seconds=> *http.Client
+	locker           sync.Mutex
+
 	taskQueue chan *pb.PurgeServerCacheRequest
 }
 
@@ -52,36 +58,12 @@ func NewHTTPCacheTaskManager() *HTTPCacheTaskManager {
 	if Tea.IsTesting() {
 		duration = 10 * time.Second
 	}
-	return &HTTPCacheTaskManager{
-		ticker: time.NewTicker(duration),
-		httpClient: &http.Client{
-			Timeout: 10 * time.Minute, // TODO 可以设置请求超时时间
-			Transport: &http.Transport{
-				DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
-					_, port, err := net.SplitHostPort(addr)
-					if err != nil {
-						return nil, err
-					}
-					conn, err := net.Dial(network, "127.0.0.1:"+port)
-					if err != nil {
-						return nil, err
-					}
 
-					return connutils.NewNoStat(conn), nil
-				},
-				MaxIdleConns:          128,
-				MaxIdleConnsPerHost:   32,
-				MaxConnsPerHost:       32,
-				IdleConnTimeout:       2 * time.Minute,
-				ExpectContinueTimeout: 1 * time.Second,
-				TLSHandshakeTimeout:   0,
-				TLSClientConfig: &tls.Config{
-					InsecureSkipVerify: true,
-				},
-			},
-		},
-		protocolReg: regexp.MustCompile(`^(?i)(http|https)://`),
-		taskQueue:   make(chan *pb.PurgeServerCacheRequest, 1024),
+	return &HTTPCacheTaskManager{
+		ticker:           time.NewTicker(duration),
+		protocolReg:      regexp.MustCompile(`^(?i)(http|https)://`),
+		taskQueue:        make(chan *pb.PurgeServerCacheRequest, 1024),
+		timeoutClientMap: make(map[time.Duration]*http.Client),
 	}
 }
 
@@ -131,21 +113,29 @@ func (this *HTTPCacheTaskManager) Loop() error {
 
 	var pbResults = []*pb.UpdateHTTPCacheTaskKeysStatusRequest_KeyResult{}
 
+	var taskGroup = goman.NewTaskGroup()
 	for _, key := range keys {
-		err = this.processKey(key)
+		var taskKey = key
+		taskGroup.Run(func() {
+			processErr := this.processKey(taskKey)
+			var pbResult = &pb.UpdateHTTPCacheTaskKeysStatusRequest_KeyResult{
+				Id:            taskKey.Id,
+				NodeClusterId: taskKey.NodeClusterId,
+				Error:         "",
+			}
 
-		var pbResult = &pb.UpdateHTTPCacheTaskKeysStatusRequest_KeyResult{
-			Id:            key.Id,
-			NodeClusterId: key.NodeClusterId,
-			Error:         "",
-		}
+			if processErr != nil {
+				pbResult.Error = processErr.Error()
+			}
 
-		if err != nil {
-			pbResult.Error = err.Error()
-		}
-		pbResults = append(pbResults, pbResult)
+			taskGroup.Lock()
+			pbResults = append(pbResults, pbResult)
+			taskGroup.Unlock()
+		})
 	}
 
+	taskGroup.Wait()
+
 	_, err = rpcClient.HTTPCacheTaskKeyRPC.UpdateHTTPCacheTaskKeysStatus(rpcClient.Context(), &pb.UpdateHTTPCacheTaskKeysStatusRequest{KeyResults: pbResults})
 	if err != nil {
 		return err
@@ -224,7 +214,6 @@ func (this *HTTPCacheTaskManager) processKey(key *pb.HTTPCacheTaskKey) error {
 }
 
 // TODO 增加失败重试
-// TODO 使用并发操作
 func (this *HTTPCacheTaskManager) fetchKey(key *pb.HTTPCacheTaskKey) error {
 	var fullKey = key.Key
 	if !this.protocolReg.MatchString(fullKey) {
@@ -233,29 +222,103 @@ func (this *HTTPCacheTaskManager) fetchKey(key *pb.HTTPCacheTaskKey) error {
 
 	req, err := http.NewRequest(http.MethodGet, fullKey, nil)
 	if err != nil {
-		return errors.New("invalid url: " + fullKey + ": " + err.Error())
+		return fmt.Errorf("invalid url: '%s': %w", fullKey, err)
 	}
 
 	// TODO 可以在管理界面自定义Header
 	req.Header.Set("X-Edge-Cache-Action", "fetch")
 	req.Header.Set("User-Agent", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.121 Safari/537.36") // TODO 可以定义
 	req.Header.Set("Accept-Encoding", "gzip, deflate, br")
-	resp, err := this.httpClient.Do(req)
+	resp, err := this.httpClient().Do(req)
 	if err != nil {
-		return errors.New("request failed: " + fullKey + ": " + err.Error())
+		err = this.simplifyErr(err)
+		return fmt.Errorf("request failed: '%s': %w", fullKey, err)
 	}
 
 	defer func() {
 		_ = resp.Body.Close()
 	}()
 
-	// 读取内容，以便于生成缓存
-	_, _ = io.Copy(io.Discard, resp.Body)
-
 	// 处理502
 	if resp.StatusCode == http.StatusBadGateway {
 		return errors.New("read origin site timeout")
 	}
 
+	// 读取内容，以便于生成缓存
+	_, err = io.Copy(io.Discard, resp.Body)
+	if err != nil {
+		if err != io.EOF {
+			err = this.simplifyErr(err)
+			return fmt.Errorf("request failed: '%s': %w", fullKey, err)
+		} else {
+			err = nil
+		}
+	}
+
 	return nil
 }
+
+func (this *HTTPCacheTaskManager) simplifyErr(err error) error {
+	if err == nil {
+		return nil
+	}
+	if os.IsTimeout(err) {
+		return errors.New("timeout to read origin site")
+	}
+
+	return err
+}
+
+func (this *HTTPCacheTaskManager) httpClient() *http.Client {
+	var timeout = serverconfigs.DefaultHTTPCachePolicyFetchTimeout
+
+	var nodeConfig = sharedNodeConfig // copy
+	if nodeConfig != nil {
+		var cachePolicies = nodeConfig.HTTPCachePolicies // copy
+		if len(cachePolicies) > 0 && cachePolicies[0].FetchTimeout != nil && cachePolicies[0].FetchTimeout.Count > 0 {
+			var fetchTimeout = cachePolicies[0].FetchTimeout.Duration()
+			if fetchTimeout > 0 {
+				timeout = fetchTimeout
+			}
+		}
+	}
+
+	this.locker.Lock()
+	defer this.locker.Unlock()
+
+	client, ok := this.timeoutClientMap[timeout]
+	if ok {
+		return client
+	}
+
+	client = &http.Client{
+		Timeout: timeout,
+		Transport: &http.Transport{
+			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
+				_, port, err := net.SplitHostPort(addr)
+				if err != nil {
+					return nil, err
+				}
+				conn, err := net.Dial(network, "127.0.0.1:"+port)
+				if err != nil {
+					return nil, err
+				}
+
+				return connutils.NewNoStat(conn), nil
+			},
+			MaxIdleConns:          128,
+			MaxIdleConnsPerHost:   32,
+			MaxConnsPerHost:       32,
+			IdleConnTimeout:       2 * time.Minute,
+			ExpectContinueTimeout: 1 * time.Second,
+			TLSHandshakeTimeout:   0,
+			TLSClientConfig: &tls.Config{
+				InsecureSkipVerify: true,
+			},
+		},
+	}
+
+	this.timeoutClientMap[timeout] = client
+
+	return client
+}

internal/nodes/http_client_pool.go

@@ -6,7 +6,7 @@ import (
 	"errors"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
-	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/fasttime"
 	"github.com/pires/go-proxyproto"
 	"golang.org/x/net/http2"
 	"net"
@@ -21,6 +21,8 @@ import (
 // SharedHTTPClientPool HTTP客户端池单例
 var SharedHTTPClientPool = NewHTTPClientPool()
 
+const httpClientProxyProtocolTag = "@ProxyProtocol@"
+
 // HTTPClientPool 客户端池
 type HTTPClientPool struct {
 	clientsMap map[string]*HTTPClient // backend key => client
@@ -55,6 +57,14 @@ func (this *HTTPClientPool) Client(req *HTTPRequest,
 	}
 
 	var key = origin.UniqueKey() + "@" + originAddr
+
+	// if we are under available ProxyProtocol, we add client ip to key to make every client unique
+	var isProxyProtocol = false
+	if proxyProtocol != nil && proxyProtocol.IsOn {
+		key += httpClientProxyProtocolTag + req.requestRemoteAddr(true)
+		isProxyProtocol = true
+	}
+
 	var isLnRequest = origin.Id == 0
 
 	this.locker.RLock()
@@ -103,8 +113,9 @@ func (this *HTTPClientPool) Client(req *HTTPRequest,
 		idleConns = numberCPU * 16
 	}
 
-	// 可以判断为Ln节点请求
-	if isLnRequest {
+	if isProxyProtocol { // ProxyProtocol无需保持太多空闲连接
+		idleConns = 3
+	} else if isLnRequest { // 可以判断为Ln节点请求
 		maxConnections *= 8
 		idleConns *= 8
 		idleTimeout *= 4
@@ -132,14 +143,8 @@ func (this *HTTPClientPool) Client(req *HTTPRequest,
 	var transport = &HTTPClientTransport{
 		Transport: &http.Transport{
 			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
-				// 支持TOA的连接
-				conn, err := this.handleTOA(req, ctx, network, originAddr, connectionTimeout)
-				if conn != nil || err != nil {
-					return conn, err
-				}
-
 				// 普通的连接
-				conn, err = (&net.Dialer{
+				conn, err := (&net.Dialer{
 					Timeout:   connectionTimeout,
 					KeepAlive: 1 * time.Minute,
 				}).DialContext(ctx, network, originAddr)
@@ -153,7 +158,7 @@ func (this *HTTPClientPool) Client(req *HTTPRequest,
 					return nil, err
 				}
 
-				return conn, nil
+				return NewOriginConn(conn), nil
 			},
 			MaxIdleConns:          0,
 			MaxIdleConnsPerHost:   idleConns,
@@ -202,54 +207,45 @@ func (this *HTTPClientPool) Client(req *HTTPRequest,
 // 清理不使用的Client
 func (this *HTTPClientPool) cleanClients() {
 	for range this.cleanTicker.C {
-		var nowTime = time.Now().Unix()
+		var nowTime = fasttime.Now().Unix()
 
-		this.locker.Lock()
+		var expiredKeys = []string{}
+		var expiredClients = []*HTTPClient{}
+
+		// lookup expired clients
+		this.locker.RLock()
 		for k, client := range this.clientsMap {
-			if client.AccessTime() < nowTime+86400 { // 超过 N 秒没有调用就关闭
+			if client.AccessTime() < nowTime-86400 ||
+				(strings.Contains(k, httpClientProxyProtocolTag) && client.AccessTime() < nowTime-3600) { // 超过 N 秒没有调用就关闭
+				expiredKeys = append(expiredKeys, k)
+				expiredClients = append(expiredClients, client)
+			}
+		}
+		this.locker.RUnlock()
+
+		// remove expired keys
+		if len(expiredKeys) > 0 {
+			this.locker.Lock()
+			for _, k := range expiredKeys {
 				delete(this.clientsMap, k)
+			}
+			this.locker.Unlock()
+		}
+
+		// close expired clients
+		if len(expiredClients) > 0 {
+			for _, client := range expiredClients {
 				client.Close()
 			}
 		}
-		this.locker.Unlock()
 	}
 }
 
-// 支持TOA
-func (this *HTTPClientPool) handleTOA(req *HTTPRequest, ctx context.Context, network string, originAddr string, connectionTimeout time.Duration) (net.Conn, error) {
-	// TODO 每个服务读取自身所属集群的TOA设置
-	var toaConfig = sharedTOAManager.Config()
-	if toaConfig != nil && toaConfig.IsOn {
-		var retries = 3
-		for i := 1; i <= retries; i++ {
-			var port = int(toaConfig.RandLocalPort())
-			// TODO 思考是否支持X-Real-IP/X-Forwarded-IP
-			err := sharedTOAManager.SendMsg("add:" + strconv.Itoa(port) + ":" + req.requestRemoteAddr(true))
-			if err != nil {
-				remotelogs.Error("TOA", "add failed: "+err.Error())
-			} else {
-				dialer := net.Dialer{
-					Timeout:   connectionTimeout,
-					KeepAlive: 1 * time.Minute,
-					LocalAddr: &net.TCPAddr{
-						Port: port,
-					},
-				}
-				conn, err := dialer.DialContext(ctx, network, originAddr)
-				// TODO 需要在合适的时机删除TOA记录
-				if err == nil || i == retries {
-					return conn, err
-				}
-			}
-		}
-	}
-
-	return nil, nil
-}
-
 // 支持PROXY Protocol
 func (this *HTTPClientPool) handlePROXYProtocol(conn net.Conn, req *HTTPRequest, proxyProtocol *serverconfigs.ProxyProtocolConfig) error {
-	if proxyProtocol != nil && proxyProtocol.IsOn && (proxyProtocol.Version == serverconfigs.ProxyProtocolVersion1 || proxyProtocol.Version == serverconfigs.ProxyProtocolVersion2) {
+	if proxyProtocol != nil &&
+		proxyProtocol.IsOn &&
+		(proxyProtocol.Version == serverconfigs.ProxyProtocolVersion1 || proxyProtocol.Version == serverconfigs.ProxyProtocolVersion2) {
 		var remoteAddr = req.requestRemoteAddr(true)
 		var transportProtocol = proxyproto.TCPv4
 		if strings.Contains(remoteAddr, ":") {

internal/nodes/http_client_pool_test.go

@@ -1,6 +1,7 @@
 package nodes
 
 import (
+	"context"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
 	"runtime"
 	"testing"
@@ -16,7 +17,7 @@ func TestHTTPClientPool_Client(t *testing.T) {
 			Version: 2,
 			Addr:    &serverconfigs.NetworkAddressConfig{Host: "127.0.0.1", PortRange: "1234"},
 		}
-		err := origin.Init(nil)
+		err := origin.Init(context.Background())
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -43,7 +44,7 @@ func TestHTTPClientPool_cleanClients(t *testing.T) {
 		Version: 2,
 		Addr:    &serverconfigs.NetworkAddressConfig{Host: "127.0.0.1", PortRange: "1234"},
 	}
-	err := origin.Init(nil)
+	err := origin.Init(context.Background())
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -65,7 +66,7 @@ func BenchmarkHTTPClientPool_Client(b *testing.B) {
 		Version: 2,
 		Addr:    &serverconfigs.NetworkAddressConfig{Host: "127.0.0.1", PortRange: "1234"},
 	}
-	err := origin.Init(nil)
+	err := origin.Init(context.Background())
 	if err != nil {
 		b.Fatal(err)
 	}

internal/nodes/http_request.go

@@ -38,15 +38,16 @@ type HTTPRequest struct {
 	requestId string
 
 	// 外部参数
-	RawReq     *http.Request
-	RawWriter  http.ResponseWriter
-	ReqServer  *serverconfigs.ServerConfig
-	ReqHost    string // 请求的Host
-	ServerName string // 实际匹配到的Host
-	ServerAddr string // 实际启动的服务器监听地址
-	IsHTTP     bool
-	IsHTTPS    bool
-	IsHTTP3    bool
+	RawReq        *http.Request
+	RawWriter     http.ResponseWriter
+	ReqServer     *serverconfigs.ServerConfig
+	ReqHost       string // 请求的Host
+	ServerName    string // 实际匹配到的Host
+	ServerAddr    string // 实际启动的服务器监听地址
+	IsHTTP        bool
+	IsHTTPS       bool
+	IsHTTP3       bool
+	isHealthCheck bool
 
 	// 共享参数
 	nodeConfig *nodeconfigs.NodeConfig
@@ -168,10 +169,9 @@ func (this *HTTPRequest) Do() {
 	}
 
 	// 处理健康检查
-	var isHealthCheck = false
 	var healthCheckKey = this.RawReq.Header.Get(serverconfigs.HealthCheckHeaderName)
 	if len(healthCheckKey) > 0 {
-		if this.doHealthCheck(healthCheckKey, &isHealthCheck) {
+		if this.doHealthCheck(healthCheckKey, &this.isHealthCheck) {
 			this.doEnd()
 			return
 		}
@@ -198,14 +198,22 @@ func (this *HTTPRequest) Do() {
 		}
 
 		// 流量限制
-		if this.ReqServer.TrafficLimit != nil && this.ReqServer.TrafficLimit.IsOn && !this.ReqServer.TrafficLimit.IsEmpty() && this.ReqServer.TrafficLimitStatus != nil && this.ReqServer.TrafficLimitStatus.IsValid() {
+		if this.ReqServer.TrafficLimitStatus != nil && this.ReqServer.TrafficLimitStatus.IsValid() {
 			this.doTrafficLimit()
 			this.doEnd()
 			return
 		}
 
+		// WAF
+		if this.web.FirewallRef != nil && this.web.FirewallRef.IsOn {
+			if this.doWAFRequest() {
+				this.doEnd()
+				return
+			}
+		}
+
 		// UAM
-		if !isHealthCheck {
+		if !this.isHealthCheck {
 			if this.web.UAM != nil {
 				if this.web.UAM.IsOn {
 					if this.doUAM() {
@@ -223,7 +231,7 @@ func (this *HTTPRequest) Do() {
 		}
 
 		// CC
-		if !isHealthCheck {
+		if !this.isHealthCheck {
 			if this.web.CC != nil {
 				if this.web.CC.IsOn {
 					if this.doCC() {
@@ -234,14 +242,6 @@ func (this *HTTPRequest) Do() {
 			}
 		}
 
-		// WAF
-		if this.web.FirewallRef != nil && this.web.FirewallRef.IsOn {
-			if this.doWAFRequest() {
-				this.doEnd()
-				return
-			}
-		}
-
 		// 防盗链
 		if !this.isSubRequest && this.web.Referers != nil && this.web.Referers.IsOn {
 			if this.doCheckReferers() {
@@ -388,7 +388,22 @@ func (this *HTTPRequest) doEnd() {
 
 	// 流量统计
 	// TODO 增加是否开启开关
-	if this.ReqServer != nil && this.ReqServer.Id > 0 {
+	if this.ReqServer != nil && this.ReqServer.Id > 0 && !this.isHealthCheck /** 健康检查时不统计 **/ {
+		var totalBytes int64 = 0
+
+		var requestConn = this.RawReq.Context().Value(HTTPConnContextKey)
+		if requestConn != nil {
+			requestClientConn, ok := requestConn.(ClientConnInterface)
+			if ok {
+				// 这里读取的其实是上一个请求消耗的流量，不是当前请求消耗的流量，只不过单个请求的流量统计不需要特别精确，整体趋于一致即可
+				totalBytes = requestClientConn.LastRequestBytes()
+			}
+		}
+
+		if totalBytes == 0 {
+			totalBytes = this.writer.SentBodyBytes() + this.writer.SentHeaderBytes()
+		}
+
 		var countCached int64 = 0
 		var cachedBytes int64 = 0
 
@@ -397,14 +412,17 @@ func (this *HTTPRequest) doEnd() {
 
 		if this.isCached {
 			countCached = 1
-			cachedBytes = this.writer.SentBodyBytes() + this.writer.SentHeaderBytes()
+			cachedBytes = totalBytes
 		}
 		if this.isAttack {
 			countAttacks = 1
 			attackBytes = this.CalculateSize()
+			if attackBytes < totalBytes {
+				attackBytes = totalBytes
+			}
 		}
 
-		stats.SharedTrafficStatManager.Add(this.ReqServer.UserId, this.ReqServer.Id, this.ReqHost, this.writer.SentBodyBytes()+this.writer.SentHeaderBytes(), cachedBytes, 1, countCached, countAttacks, attackBytes, this.ReqServer.ShouldCheckTrafficLimit(), this.ReqServer.PlanId())
+		stats.SharedTrafficStatManager.Add(this.ReqServer.UserId, this.ReqServer.Id, this.ReqHost, totalBytes, cachedBytes, 1, countCached, countAttacks, attackBytes, this.ReqServer.ShouldCheckTrafficLimit(), this.ReqServer.PlanId())
 
 		// 指标
 		if metrics.SharedManager.HasHTTPMetrics() {
@@ -836,6 +854,24 @@ func (this *HTTPRequest) Format(source string) string {
 			return this.requestHeadersString()
 		case "serverName":
 			return this.ServerName
+		case "serverAddr":
+			var nodeConfig = this.nodeConfig
+			if nodeConfig != nil && nodeConfig.GlobalServerConfig != nil && nodeConfig.GlobalServerConfig.HTTPAll.EnableServerAddrVariable {
+				if len(this.requestRemoteAddrs()) > 1 {
+					return "" // hidden for security
+				}
+				var requestConn = this.RawReq.Context().Value(HTTPConnContextKey)
+				if requestConn != nil {
+					conn, ok := requestConn.(net.Conn)
+					if ok {
+						host, _, _ := net.SplitHostPort(conn.LocalAddr().String())
+						if len(host) > 0 {
+							return host
+						}
+					}
+				}
+			}
+			return ""
 		case "serverPort":
 			return strconv.Itoa(this.requestServerPort())
 		case "hostname":
@@ -1135,10 +1171,32 @@ func (this *HTTPRequest) requestRemoteAddr(supportVar bool) string {
 		this.web.RemoteAddr != nil &&
 		this.web.RemoteAddr.IsOn &&
 		!this.web.RemoteAddr.IsEmpty() {
-		var remoteAddr = this.Format(this.web.RemoteAddr.Value)
-		if net.ParseIP(remoteAddr) != nil {
-			this.remoteAddr = remoteAddr
-			return remoteAddr
+		if this.web.RemoteAddr.HasValues() { // multiple values
+			for _, value := range this.web.RemoteAddr.Values() {
+				var remoteAddr = this.Format(value)
+				if len(remoteAddr) > 0 && net.ParseIP(remoteAddr) != nil {
+					this.remoteAddr = remoteAddr
+					return remoteAddr
+				}
+			}
+		} else { // single value
+			var remoteAddr = this.Format(this.web.RemoteAddr.Value)
+			if len(remoteAddr) > 0 && net.ParseIP(remoteAddr) != nil {
+				this.remoteAddr = remoteAddr
+				return remoteAddr
+			}
+		}
+
+		// 如果是从Header中读取，则直接返回原始IP
+		if this.web.RemoteAddr.Type == serverconfigs.HTTPRemoteAddrTypeRequestHeader {
+			var remoteAddr = this.RawReq.RemoteAddr
+			host, _, err := net.SplitHostPort(remoteAddr)
+			if err == nil {
+				this.remoteAddr = host
+				return host
+			} else {
+				return remoteAddr
+			}
 		}
 	}
 
@@ -1204,7 +1262,7 @@ func (this *HTTPRequest) requestRemoteAddrs() (result []string) {
 	var forwardedFor = this.RawReq.Header.Get("X-Forwarded-For")
 	if len(forwardedFor) > 0 {
 		commaIndex := strings.Index(forwardedFor, ",")
-		if commaIndex > 0 {
+		if commaIndex > 0 && !lists.ContainsString(result, forwardedFor[:commaIndex]) {
 			result = append(result, forwardedFor[:commaIndex])
 		}
 	}
@@ -1212,7 +1270,7 @@ func (this *HTTPRequest) requestRemoteAddrs() (result []string) {
 	// Real-IP
 	{
 		realIP, ok := this.RawReq.Header["X-Real-IP"]
-		if ok && len(realIP) > 0 {
+		if ok && len(realIP) > 0 && !lists.ContainsString(result, realIP[0]) {
 			result = append(result, realIP[0])
 		}
 	}
@@ -1220,7 +1278,7 @@ func (this *HTTPRequest) requestRemoteAddrs() (result []string) {
 	// Real-Ip
 	{
 		realIP, ok := this.RawReq.Header["X-Real-Ip"]
-		if ok && len(realIP) > 0 {
+		if ok && len(realIP) > 0 && !lists.ContainsString(result, realIP[0]) {
 			result = append(result, realIP[0])
 		}
 	}
@@ -1230,7 +1288,9 @@ func (this *HTTPRequest) requestRemoteAddrs() (result []string) {
 		var remoteAddr = this.RawReq.RemoteAddr
 		host, _, err := net.SplitHostPort(remoteAddr)
 		if err == nil {
-			result = append(result, host)
+			if !lists.ContainsString(result, host) {
+				result = append(result, host)
+			}
 		} else {
 			result = append(result, remoteAddr)
 		}
@@ -1547,10 +1607,10 @@ func (this *HTTPRequest) setForwardHeaders(header http.Header) {
 		this.RawReq.Header.Set("Connection", "keep-alive")
 	}
 
-	remoteAddr := this.RawReq.RemoteAddr
-	host, _, err := net.SplitHostPort(remoteAddr)
+	var rawRemoteAddr = this.RawReq.RemoteAddr
+	host, _, err := net.SplitHostPort(rawRemoteAddr)
 	if err == nil {
-		remoteAddr = host
+		rawRemoteAddr = host
 	}
 
 	// x-real-ip
@@ -1558,24 +1618,24 @@ func (this *HTTPRequest) setForwardHeaders(header http.Header) {
 		_, ok1 := header["X-Real-IP"]
 		_, ok2 := header["X-Real-Ip"]
 		if !ok1 && !ok2 {
-			header["X-Real-IP"] = []string{remoteAddr}
+			header["X-Real-IP"] = []string{this.requestRemoteAddr(true)}
 		}
 	}
 
 	// X-Forwarded-For
 	if this.reverseProxy != nil && this.reverseProxy.ShouldAddXForwardedForHeader() {
 		forwardedFor, ok := header["X-Forwarded-For"]
-		if ok {
+		if ok && len(forwardedFor) > 0 { // already exists
 			_, hasForwardHeader := this.RawReq.Header["X-Forwarded-For"]
 			if hasForwardHeader {
-				header["X-Forwarded-For"] = []string{strings.Join(forwardedFor, ", ") + ", " + remoteAddr}
+				header["X-Forwarded-For"] = []string{strings.Join(forwardedFor, ", ") + ", " + rawRemoteAddr}
 			}
 		} else {
 			var clientRemoteAddr = this.requestRemoteAddr(true)
-			if len(clientRemoteAddr) > 0 && clientRemoteAddr != remoteAddr {
-				header["X-Forwarded-For"] = []string{clientRemoteAddr + ", " + remoteAddr}
+			if len(clientRemoteAddr) > 0 && clientRemoteAddr != rawRemoteAddr {
+				header["X-Forwarded-For"] = []string{clientRemoteAddr + ", " + rawRemoteAddr}
 			} else {
-				header["X-Forwarded-For"] = []string{remoteAddr}
+				header["X-Forwarded-For"] = []string{rawRemoteAddr}
 			}
 		}
 	}

internal/nodes/http_request_cache.go

@@ -38,8 +38,13 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 
 	// 添加 X-Cache Header
 	var addStatusHeader = this.web.Cache.AddStatusHeader
+	var cacheBypassDescription = ""
 	if addStatusHeader {
 		defer func() {
+			if len(cacheBypassDescription) > 0 {
+				this.writer.Header().Set("X-Cache", cacheBypassDescription)
+				return
+			}
 			var cacheStatus = this.varMapping["cache.status"]
 			if cacheStatus != "HIT" {
 				this.writer.Header().Set("X-Cache", cacheStatus)
@@ -85,6 +90,13 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 		return
 	}
 
+	// 是否强制Range回源
+	if this.cacheRef.AlwaysForwardRangeRequest && len(this.RawReq.Header.Get("Range")) > 0 {
+		this.cacheRef = nil
+		cacheBypassDescription = "BYPASS, forward range"
+		return
+	}
+
 	// 是否正在Purge
 	var isPurging = this.web.Cache.PurgeIsOn && strings.ToUpper(this.RawReq.Method) == "PURGE" && this.RawReq.Header.Get("X-Edge-Purge-Key") == this.web.Cache.PurgeKey
 	if isPurging {
@@ -94,6 +106,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	// 校验请求
 	if !this.cacheRef.MatchRequest(this.RawReq) {
 		this.cacheRef = nil
+		cacheBypassDescription = "BYPASS, not match"
 		return
 	}
 
@@ -106,6 +119,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	if this.cacheRef.EnableRequestCachePragma {
 		if this.RawReq.Header.Get("Cache-Control") == "no-cache" || this.RawReq.Header.Get("Pragma") == "no-cache" {
 			this.cacheRef = nil
+			cacheBypassDescription = "BYPASS, Cache-Control or Pragma"
 			return
 		}
 	}
@@ -119,6 +133,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	var key = this.Format(this.cacheRef.Key)
 	if len(key) == 0 {
 		this.cacheRef = nil
+		cacheBypassDescription = "BYPASS, empty key"
 		return
 	}
 	var method = this.Method()
@@ -134,6 +149,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	var storage = caches.SharedManager.FindStorageWithPolicy(cachePolicy.Id)
 	if storage == nil {
 		this.cacheRef = nil
+		cacheBypassDescription = "BYPASS, no policy found"
 		return
 	}
 	this.writer.cacheStorage = storage

internal/nodes/http_request_error.go

@@ -9,16 +9,20 @@ import (
 )
 
 const httpStatusPageTemplate = `<!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
 	<title>${status} ${statusMessage}</title>
 	<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
+	<style>
+	address { line-height: 1.8; }
+	</style>
 </head>
 <body>
 
 <h1>${status} ${statusMessage}</h1>
 <p>${message}</p>
 
+<address>Connection: ${remoteAddr} (Client) -&gt; ${serverAddr} (Server)</address>
 <address>Request ID: ${requestId}.</address>
 
 </body>
@@ -39,8 +43,6 @@ func (this *HTTPRequest) writeCode(statusCode int, enMessage string, zhMessage s
 			return types.String(statusCode)
 		case "statusMessage":
 			return http.StatusText(statusCode)
-		case "requestId":
-			return this.requestId
 		case "message":
 			var acceptLanguages = this.RawReq.Header.Get("Accept-Language")
 			if len(acceptLanguages) > 0 {
@@ -54,7 +56,7 @@ func (this *HTTPRequest) writeCode(statusCode int, enMessage string, zhMessage s
 			}
 			return enMessage
 		}
-		return "${" + varName + "}"
+		return this.Format("${" + varName + "}")
 	})
 
 	this.ProcessResponseHeaders(this.writer.Header(), statusCode)
@@ -107,7 +109,7 @@ func (this *HTTPRequest) write50x(err error, statusCode int, enMessage string, z
 			}
 			return "The site is unavailable now, cause: " + enMessage + "."
 		}
-		return "${" + varName + "}"
+		return this.Format("${" + varName + "}")
 	})
 
 	this.ProcessResponseHeaders(this.writer.Header(), statusCode)

internal/nodes/http_request_fastcgi.go

@@ -111,7 +111,7 @@ func (this *HTTPRequest) doFastcgi() (shouldStop bool) {
 
 	// 处理SCRIPT_FILENAME
 	scriptPath := env.GetString("SCRIPT_FILENAME")
-	if len(scriptPath) > 0 && (strings.Index(scriptPath, "/") < 0 && strings.Index(scriptPath, "\\") < 0) {
+	if len(scriptPath) > 0 && !strings.Contains(scriptPath, "/") && !strings.Contains(scriptPath, "\\") {
 		env["SCRIPT_FILENAME"] = env.GetString("DOCUMENT_ROOT") + Tea.DS + scriptPath
 	}
 	scriptFilename := filepath.Base(this.RawReq.URL.Path)

internal/nodes/http_request_host_redirect.go

@@ -34,7 +34,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 			}
 		}
 
-		var fullURL = ""
+		var fullURL string
 		if u.BeforeHasQuery() {
 			fullURL = this.URL()
 		} else {
@@ -55,7 +55,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 					}
 
 					this.ProcessResponseHeaders(this.writer.Header(), status)
-					http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
+					httpRedirect(this.writer, this.RawReq, afterURL, status)
 					return true
 				}
 			} else if u.MatchRegexp { // 正则匹配
@@ -97,7 +97,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 				}
 
 				this.ProcessResponseHeaders(this.writer.Header(), status)
-				http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
+				httpRedirect(this.writer, this.RawReq, afterURL, status)
 				return true
 			} else { // 精准匹配
 				if fullURL == u.RealBeforeURL() {
@@ -120,7 +120,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 					}
 
 					this.ProcessResponseHeaders(this.writer.Header(), status)
-					http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
+					httpRedirect(this.writer, this.RawReq, afterURL, status)
 					return true
 				}
 			}
@@ -139,11 +139,6 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 				}
 			}
 
-			// 如果跳转前后域名一致，则终止
-			if u.DomainAfter == reqHost {
-				return false
-			}
-
 			var scheme = u.DomainAfterScheme
 			if len(scheme) == 0 {
 				scheme = this.requestScheme()
@@ -155,6 +150,11 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 					return false
 				}
 
+				// 如果跳转前后域名一致，则终止
+				if u.DomainAfter == reqHost {
+					return false
+				}
+
 				this.ProcessResponseHeaders(this.writer.Header(), status)
 
 				// 参数
@@ -163,7 +163,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 					afterURL += this.uri[qIndex:]
 				}
 
-				http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
+				httpRedirect(this.writer, this.RawReq, afterURL, status)
 				return true
 			}
 		} else if u.Type == serverconfigs.HTTPHostRedirectTypePort {
@@ -194,7 +194,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 				return false
 			}
 
-			var containsPort = false
+			var containsPort bool
 			if u.PortsAll {
 				containsPort = true
 			} else {
@@ -212,7 +212,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 				}
 
 				this.ProcessResponseHeaders(this.writer.Header(), status)
-				http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
+				httpRedirect(this.writer, this.RawReq, afterURL, status)
 				return true
 			}
 		}

internal/nodes/http_request_ln.go

@@ -20,6 +20,6 @@ func (this *HTTPRequest) checkLnRequest() bool {
 	return false
 }
 
-func (this *HTTPRequest) getLnOrigin(excludingNodeIds []int64) (originConfig *serverconfigs.OriginConfig, lnNodeId int64, hasMultipleNodes bool) {
+func (this *HTTPRequest) getLnOrigin(excludingNodeIds []int64, urlHash uint64) (originConfig *serverconfigs.OriginConfig, lnNodeId int64, hasMultipleNodes bool) {
 	return nil, 0, false
 }

internal/nodes/http_request_mismatch.go

@@ -7,8 +7,9 @@ import (
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/ttlcache"
+	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"github.com/TeaOSLab/EdgeNode/internal/waf"
-	"net"
+	"github.com/iwind/TeaGo/types"
 	"net/http"
 	"time"
 )
@@ -35,9 +36,25 @@ func (this *HTTPRequest) doMismatch() {
 	// 根据配置进行相应的处理
 	var globalServerConfig = sharedNodeConfig.GlobalServerConfig
 	if globalServerConfig != nil && globalServerConfig.HTTPAll.MatchDomainStrictly {
+		var statusCode = 404
+		var httpAllConfig = globalServerConfig.HTTPAll
+		var mismatchAction = httpAllConfig.DomainMismatchAction
+
+		if mismatchAction != nil && mismatchAction.Options != nil {
+			var mismatchStatusCode = mismatchAction.Options.GetInt("statusCode")
+			if mismatchStatusCode > 0 && mismatchStatusCode >= 100 && mismatchStatusCode < 1000 {
+				statusCode = mismatchStatusCode
+			}
+		}
+
 		// 是否正在访问IP
-		if globalServerConfig.HTTPAll.NodeIPShowPage && net.ParseIP(this.ReqHost) != nil {
-			_, _ = this.writer.WriteString(globalServerConfig.HTTPAll.NodeIPPageHTML)
+		if globalServerConfig.HTTPAll.NodeIPShowPage && utils.IsWildIP(this.ReqHost) {
+			this.writer.statusCode = statusCode
+			var contentHTML = this.Format(globalServerConfig.HTTPAll.NodeIPPageHTML)
+			this.writer.Header().Set("Content-Type", "text/html; charset=utf-8")
+			this.writer.Header().Set("Content-Length", types.String(len(contentHTML)))
+			this.writer.WriteHeader(statusCode)
+			_, _ = this.writer.WriteString(contentHTML)
 			return
 		}
 
@@ -46,7 +63,7 @@ func (this *HTTPRequest) doMismatch() {
 		// 要考虑到服务在切换集群时，域名未生效状态时，用户访问的仍然是老集群中的节点，就会产生找不到域名的情况
 		if len(remoteIP) > 0 {
 			const maxAttempts = 100
-			if ttlcache.SharedCache.IncreaseInt64("MISMATCH_DOMAIN:"+remoteIP, int64(1), time.Now().Unix()+60, false) > maxAttempts {
+			if ttlcache.SharedInt64Cache.IncreaseInt64("MISMATCH_DOMAIN:"+remoteIP, int64(1), time.Now().Unix()+60, false) > maxAttempts {
 				// 在加入之前再次检查黑名单
 				if !waf.SharedIPBlackList.Contains(waf.IPTypeAll, firewallconfigs.FirewallScopeGlobal, 0, remoteIP) {
 					waf.SharedIPBlackList.Add(waf.IPTypeAll, firewallconfigs.FirewallScopeGlobal, 0, remoteIP, time.Now().Unix()+3600)
@@ -55,13 +72,14 @@ func (this *HTTPRequest) doMismatch() {
 		}
 
 		// 处理当前连接
-		var httpAllConfig = globalServerConfig.HTTPAll
-		var mismatchAction = httpAllConfig.DomainMismatchAction
-		if mismatchAction != nil && mismatchAction.Code == "page" {
+		if mismatchAction != nil && mismatchAction.Code == serverconfigs.DomainMismatchActionPage {
 			if mismatchAction.Options != nil {
+				this.writer.statusCode = statusCode
+				var contentHTML = this.Format(mismatchAction.Options.GetString("contentHTML"))
 				this.writer.Header().Set("Content-Type", "text/html; charset=utf-8")
-				this.writer.WriteHeader(mismatchAction.Options.GetInt("statusCode"))
-				_, _ = this.writer.Write([]byte(mismatchAction.Options.GetString("contentHTML")))
+				this.writer.Header().Set("Content-Length", types.String(len(contentHTML)))
+				this.writer.WriteHeader(statusCode)
+				_, _ = this.writer.Write([]byte(contentHTML))
 			} else {
 				http.Error(this.writer, "404 page not found: '"+this.URL()+"'", http.StatusNotFound)
 			}

internal/nodes/http_request_page.go

@@ -12,6 +12,8 @@ import (
 	"strings"
 )
 
+const defaultPageContentType = "text/html; charset=utf-8"
+
 // 请求特殊页面
 func (this *HTTPRequest) doPage(status int) (shouldStop bool) {
 	if len(this.web.Pages) == 0 {
@@ -58,6 +60,7 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 					var realpath = path.Clean(page.URL)
 					if !strings.HasPrefix(realpath, "/pages/") && !strings.HasPrefix(realpath, "pages/") { // only files under "/pages/" can be used
 						var msg = "404 page not found: '" + page.URL + "'"
+						this.writer.Header().Set("Content-Type", defaultPageContentType)
 						this.writer.WriteHeader(http.StatusNotFound)
 						_, _ = this.writer.Write([]byte(msg))
 						return true
@@ -66,6 +69,7 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 					fp, err := os.Open(file)
 					if err != nil {
 						var msg = "404 page not found: '" + page.URL + "'"
+						this.writer.Header().Set("Content-Type", defaultPageContentType)
 						this.writer.WriteHeader(http.StatusNotFound)
 						_, _ = this.writer.Write([]byte(msg))
 						return true
@@ -77,6 +81,7 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 					stat, err := fp.Stat()
 					if err != nil {
 						var msg = "404 could not read page content: '" + page.URL + "'"
+						this.writer.Header().Set("Content-Type", defaultPageContentType)
 						this.writer.WriteHeader(http.StatusNotFound)
 						_, _ = this.writer.Write([]byte(msg))
 						return true
@@ -85,10 +90,12 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 					// 修改状态码
 					if page.NewStatus > 0 {
 						// 自定义响应Headers
+						this.writer.Header().Set("Content-Type", defaultPageContentType)
 						this.ProcessResponseHeaders(this.writer.Header(), page.NewStatus)
 						this.writer.Prepare(nil, stat.Size(), page.NewStatus, true)
 						this.writer.WriteHeader(page.NewStatus)
 					} else {
+						this.writer.Header().Set("Content-Type", defaultPageContentType)
 						this.ProcessResponseHeaders(this.writer.Header(), status)
 						this.writer.Prepare(nil, stat.Size(), status, true)
 						this.writer.WriteHeader(status)
@@ -120,10 +127,12 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 				// 修改状态码
 				if page.NewStatus > 0 {
 					// 自定义响应Headers
+					this.writer.Header().Set("Content-Type", defaultPageContentType)
 					this.ProcessResponseHeaders(this.writer.Header(), page.NewStatus)
 					this.writer.Prepare(nil, int64(len(content)), page.NewStatus, true)
 					this.writer.WriteHeader(page.NewStatus)
 				} else {
+					this.writer.Header().Set("Content-Type", defaultPageContentType)
 					this.ProcessResponseHeaders(this.writer.Header(), status)
 					this.writer.Prepare(nil, int64(len(content)), status, true)
 					this.writer.WriteHeader(status)

internal/nodes/http_request_redirect_https.go

@@ -43,7 +43,7 @@ func (this *HTTPRequest) doRedirectToHTTPS(redirectToHTTPSConfig *serverconfigs.
 
 	var newURL = "https://" + host + this.RawReq.RequestURI
 	this.ProcessResponseHeaders(this.writer.Header(), statusCode)
-	http.Redirect(this.writer, this.RawReq, newURL, statusCode)
+	httpRedirect(this.writer, this.RawReq, newURL, statusCode)
 
 	return true
 }

internal/nodes/http_request_reverse_proxy.go

@@ -7,6 +7,8 @@ import (
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/shared"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/fnv"
+	"github.com/iwind/TeaGo/lists"
 	"github.com/iwind/TeaGo/types"
 	"io"
 	"net/http"
@@ -21,15 +23,13 @@ func (this *HTTPRequest) doReverseProxy() {
 		return
 	}
 
-	var isLowVersionHTTP = this.RawReq.ProtoMajor < 1 /** 0.x **/ || (this.RawReq.ProtoMajor == 1 && this.RawReq.ProtoMinor == 0 /** 1.0 **/)
-
 	var retries = 3
 
 	var failedOriginIds []int64
 	var failedLnNodeIds []int64
 
 	for i := 0; i < retries; i++ {
-		originId, lnNodeId, shouldRetry := this.doOriginRequest(failedOriginIds, failedLnNodeIds, i == 0, i == retries-1, isLowVersionHTTP)
+		originId, lnNodeId, shouldRetry := this.doOriginRequest(failedOriginIds, failedLnNodeIds, i == 0, i == retries-1)
 		if !shouldRetry {
 			break
 		}
@@ -43,7 +43,7 @@ func (this *HTTPRequest) doReverseProxy() {
 }
 
 // 请求源站
-func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeIds []int64, isFirstTry bool, isLastRetry bool, isLowVersionHTTP bool) (originId int64, lnNodeId int64, shouldRetry bool) {
+func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeIds []int64, isFirstTry bool, isLastRetry bool) (originId int64, lnNodeId int64, shouldRetry bool) {
 	// 对URL的处理
 	var stripPrefix = this.reverseProxy.StripPrefix
 	var requestURI = this.reverseProxy.RequestURI
@@ -67,7 +67,7 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 	// 二级节点
 	var hasMultipleLnNodes = false
 	if this.cacheRef != nil || (this.nodeConfig != nil && this.nodeConfig.GlobalServerConfig != nil && this.nodeConfig.GlobalServerConfig.HTTPAll.ForceLnRequest) {
-		origin, lnNodeId, hasMultipleLnNodes = this.getLnOrigin(failedLnNodeIds)
+		origin, lnNodeId, hasMultipleLnNodes = this.getLnOrigin(failedLnNodeIds, fnv.HashString(this.URL()))
 		if origin != nil {
 			// 强制变更原来访问的域名
 			requestHost = this.ReqHost
@@ -258,6 +258,7 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 	}
 
 	var resp *http.Response
+	var respBodyIsClosed bool
 	var requestErr error
 	var requestErrCode string
 	if isHTTPOrigin { // 普通HTTP(S)源站
@@ -296,9 +297,19 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 		this.writeCode(http.StatusBadGateway, "The type of origin site has not been supported", "设置的源站类型尚未支持")
 		return
 	}
+
+	if resp != nil && resp.Body != nil {
+		defer func() {
+			if !respBodyIsClosed {
+				_ = resp.Body.Close()
+			}
+		}()
+	}
+
 	if requestErr != nil {
 		// 客户端取消请求，则不提示
-		httpErr, ok := requestErr.(*url.Error)
+		var httpErr *url.Error
+		ok := errors.As(requestErr, &httpErr)
 		if !ok {
 			if isHTTPOrigin {
 				SharedOriginStateManager.Fail(origin, requestHost, this.reverseProxy, func() {
@@ -312,7 +323,7 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 				this.write50x(requestErr, http.StatusBadGateway, "Failed to read origin site", "源站读取失败", true)
 			}
 			remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.RawReq.URL.String()+": Request origin server failed: "+requestErr.Error())
-		} else if httpErr.Err != context.Canceled {
+		} else if !errors.Is(httpErr, context.Canceled) {
 			if isHTTPOrigin {
 				SharedOriginStateManager.Fail(origin, requestHost, this.reverseProxy, func() {
 					this.reverseProxy.ResetScheduling()
@@ -324,11 +335,7 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 				shouldRetry = true
 				this.uri = oldURI // 恢复备份
 
-				if resp != nil && resp.Body != nil {
-					_ = resp.Body.Close()
-				}
-
-				if httpErr.Err != io.EOF {
+				if httpErr.Err != io.EOF && !errors.Is(httpErr.Err, http.ErrBodyReadAfterClose) {
 					remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Request origin server failed: "+requestErr.Error())
 				}
 
@@ -342,14 +349,14 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 			} else {
 				this.write50x(requestErr, http.StatusBadGateway, "Failed to read origin site", "源站读取失败", true)
 			}
-			if httpErr.Err != io.EOF {
+			if httpErr.Err != io.EOF && !errors.Is(httpErr.Err, http.ErrBodyReadAfterClose) {
 				remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Request origin server failed: "+requestErr.Error())
 			}
 		} else {
 			// 是否为客户端方面的错误
 			var isClientError = false
 			if ok {
-				if httpErr.Err == context.Canceled {
+				if errors.Is(httpErr, context.Canceled) {
 					// 如果是服务器端主动关闭，则无需提示
 					if this.isConnClosed() {
 						this.disableLog = true
@@ -366,22 +373,38 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 				this.write50x(requestErr, http.StatusBadGateway, "Failed to read origin site", "源站读取失败", true)
 			}
 		}
-		if resp != nil && resp.Body != nil {
-			_ = resp.Body.Close()
-		}
 		return
 	}
 
-	// 是否为1.1以下
-	if isLowVersionHTTP && resp.ContentLength < 0 {
-		this.writer.WriteHeader(http.StatusBadRequest)
-		_, _ = this.writer.WriteString("The content does not support " + this.RawReq.Proto + " request.")
+	// 50x
+	if resp != nil &&
+		resp.StatusCode >= 500 &&
+		resp.StatusCode < 510 &&
+		this.reverseProxy.Retry50X &&
+		(originId > 0 || (lnNodeId > 0 && hasMultipleLnNodes)) &&
+		!isLastRetry {
 		if resp.Body != nil {
 			_ = resp.Body.Close()
 		}
+
+		shouldRetry = true
 		return
 	}
 
+	// 尝试从缓存中恢复
+	if resp != nil &&
+		resp.StatusCode >= 500 && // support 50X only
+		resp.StatusCode < 510 &&
+		this.cacheCanTryStale &&
+		this.web.Cache.Stale != nil &&
+		this.web.Cache.Stale.IsOn &&
+		(len(this.web.Cache.Stale.Status) == 0 || lists.ContainsInt(this.web.Cache.Stale.Status, resp.StatusCode)) {
+		var ok = this.doCacheRead(true)
+		if ok {
+			return
+		}
+	}
+
 	// 记录相关数据
 	this.originStatus = int32(resp.StatusCode)
 
@@ -395,20 +418,12 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 	// WAF对出站进行检查
 	if this.web.FirewallRef != nil && this.web.FirewallRef.IsOn {
 		if this.doWAFResponse(resp) {
-			err := resp.Body.Close()
-			if err != nil {
-				remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Closing Error (WAF): "+err.Error())
-			}
 			return
 		}
 	}
 
 	// 特殊页面
-	if len(this.web.Pages) > 0 && this.doPage(resp.StatusCode) {
-		err := resp.Body.Close()
-		if err != nil {
-			remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Closing error (Page): "+err.Error())
-		}
+	if this.doPage(resp.StatusCode) {
 		return
 	}
 
@@ -499,6 +514,7 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 		_, _ = io.CopyBuffer(this.writer, resp.Body, buf)
 		utils.BytePool4k.Put(buf)
 		_ = resp.Body.Close()
+		respBodyIsClosed = true
 
 		this.writer.SetOk()
 		return
@@ -524,11 +540,33 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 			}
 		}
 	} else {
-		_, err = io.CopyBuffer(this.writer, resp.Body, buf)
+		if this.cacheRef != nil &&
+			this.cacheRef.EnableReadingOriginAsync &&
+			resp.ContentLength > 0 &&
+			resp.ContentLength < (128<<20) { // TODO configure max content-length in cache policy OR CacheRef
+			var requestIsCanceled = false
+			for {
+				n, readErr := resp.Body.Read(buf)
+
+				if n > 0 && !requestIsCanceled {
+					_, err = this.writer.Write(buf[:n])
+					if err != nil {
+						requestIsCanceled = true
+					}
+				}
+				if readErr != nil {
+					err = readErr
+					break
+				}
+			}
+		} else {
+			_, err = io.CopyBuffer(this.writer, resp.Body, buf)
+		}
 	}
 	pool.Put(buf)
 
 	var closeErr = resp.Body.Close()
+	respBodyIsClosed = true
 	if closeErr != nil {
 		if !this.canIgnore(closeErr) {
 			remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Closing error: "+closeErr.Error())

internal/nodes/http_request_rewrite.go

@@ -31,10 +31,10 @@ func (this *HTTPRequest) doRewrite() (shouldShop bool) {
 	if this.rewriteRule.Mode == serverconfigs.HTTPRewriteModeRedirect {
 		if this.rewriteRule.RedirectStatus > 0 {
 			this.ProcessResponseHeaders(this.writer.Header(), this.rewriteRule.RedirectStatus)
-			http.Redirect(this.writer, this.RawReq, this.rewriteReplace, this.rewriteRule.RedirectStatus)
+			httpRedirect(this.writer, this.RawReq, this.rewriteReplace, this.rewriteRule.RedirectStatus)
 		} else {
 			this.ProcessResponseHeaders(this.writer.Header(), http.StatusTemporaryRedirect)
-			http.Redirect(this.writer, this.RawReq, this.rewriteReplace, http.StatusTemporaryRedirect)
+			httpRedirect(this.writer, this.RawReq, this.rewriteReplace, http.StatusTemporaryRedirect)
 		}
 		return true
 	}

internal/nodes/http_request_root.go

@@ -66,6 +66,19 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 		requestPath = this.uri[:questionMarkIndex]
 	}
 
+	// except hidden files
+	if this.web.Root.ExceptHiddenFiles &&
+		(strings.Contains(requestPath, "/.") || strings.Contains(requestPath, "\\.")) {
+		this.write404()
+		return true
+	}
+
+	// except and only files
+	if !this.web.Root.MatchURL(this.URL()) {
+		this.write404()
+		return true
+	}
+
 	// 去掉其中的奇怪的路径
 	requestPath = strings.Replace(requestPath, "..\\", "", -1)
 
@@ -95,7 +108,7 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 	}
 
 	var filename = strings.Replace(requestPath, "/", Tea.DS, -1)
-	var filePath = ""
+	var filePath string
 	if len(filename) > 0 && filename[0:1] == Tea.DS {
 		filePath = rootDir + filename
 	} else {

internal/nodes/http_request_traffic_limit.go

@@ -8,15 +8,17 @@ import (
 
 // 流量限制
 func (this *HTTPRequest) doTrafficLimit() {
-	var config = this.ReqServer.TrafficLimit
-
-	this.tags = append(this.tags, "bandwidth")
+	this.tags = append(this.tags, "trafficLimit")
 
 	var statusCode = 509
+	this.writer.statusCode = statusCode
 	this.ProcessResponseHeaders(this.writer.Header(), statusCode)
 
+	this.writer.Header().Set("Content-Type", "text/html; charset=utf-8")
 	this.writer.WriteHeader(statusCode)
-	if len(config.NoticePageBody) != 0 {
+
+	var config = this.ReqServer.TrafficLimit
+	if config != nil && len(config.NoticePageBody) != 0 {
 		_, _ = this.writer.WriteString(this.Format(config.NoticePageBody))
 	} else {
 		_, _ = this.writer.WriteString(this.Format(serverconfigs.DefaultTrafficLimitNoticePageBody))

internal/nodes/http_request_user_agent.go

@@ -7,7 +7,7 @@ import (
 )
 
 func (this *HTTPRequest) doCheckUserAgent() (shouldStop bool) {
-	if this.web.UserAgent == nil {
+	if this.web.UserAgent == nil || !this.web.UserAgent.IsOn {
 		return
 	}
 

internal/nodes/http_request_waf.go

@@ -174,11 +174,19 @@ func (this *HTTPRequest) checkWAFRequest(firewallPolicy *firewallconfigs.HTTPFir
 							if !regionConfig.IsAllowedCountry(result.CountryId(), result.ProvinceId()) {
 								this.firewallPolicyId = firewallPolicy.Id
 
+								var promptHTML string
 								if len(regionConfig.CountryHTML) > 0 {
+									promptHTML = regionConfig.CountryHTML
+								} else if this.ReqServer != nil && this.ReqServer.HTTPFirewallPolicy != nil && len(this.ReqServer.HTTPFirewallPolicy.DenyCountryHTML) > 0 {
+									promptHTML = this.ReqServer.HTTPFirewallPolicy.DenyCountryHTML
+								}
+
+								if len(promptHTML) > 0 {
+									var formattedHTML = this.Format(promptHTML)
 									this.writer.Header().Set("Content-Type", "text/html; charset=utf-8")
-									this.writer.Header().Set("Content-Length", types.String(len(regionConfig.CountryHTML)))
+									this.writer.Header().Set("Content-Length", types.String(len(formattedHTML)))
 									this.writer.WriteHeader(http.StatusForbidden)
-									_, _ = this.writer.Write([]byte(regionConfig.CountryHTML))
+									_, _ = this.writer.Write([]byte(formattedHTML))
 								} else {
 									this.writeCode(http.StatusForbidden, "The region has been denied.", "当前区域禁止访问")
 								}
@@ -202,11 +210,19 @@ func (this *HTTPRequest) checkWAFRequest(firewallPolicy *firewallconfigs.HTTPFir
 							if !regionConfig.IsAllowedProvince(result.CountryId(), result.ProvinceId()) {
 								this.firewallPolicyId = firewallPolicy.Id
 
+								var promptHTML string
 								if len(regionConfig.ProvinceHTML) > 0 {
+									promptHTML = regionConfig.ProvinceHTML
+								} else if this.ReqServer != nil && this.ReqServer.HTTPFirewallPolicy != nil && len(this.ReqServer.HTTPFirewallPolicy.DenyProvinceHTML) > 0 {
+									promptHTML = this.ReqServer.HTTPFirewallPolicy.DenyProvinceHTML
+								}
+
+								if len(promptHTML) > 0 {
+									var formattedHTML = this.Format(promptHTML)
 									this.writer.Header().Set("Content-Type", "text/html; charset=utf-8")
-									this.writer.Header().Set("Content-Length", types.String(len(regionConfig.ProvinceHTML)))
+									this.writer.Header().Set("Content-Length", types.String(len(formattedHTML)))
 									this.writer.WriteHeader(http.StatusForbidden)
-									_, _ = this.writer.Write([]byte(regionConfig.ProvinceHTML))
+									_, _ = this.writer.Write([]byte(formattedHTML))
 								} else {
 									this.writeCode(http.StatusForbidden, "The region has been denied.", "当前区域禁止访问")
 								}
@@ -441,6 +457,14 @@ func (this *HTTPRequest) WAFFingerprint() []byte {
 	return nil
 }
 
+func (this *HTTPRequest) WAFMaxRequestSize() int64 {
+	var maxRequestSize = firewallconfigs.DefaultMaxRequestBodySize
+	if this.ReqServer.HTTPFirewallPolicy != nil && this.ReqServer.HTTPFirewallPolicy.MaxRequestBodySize > 0 {
+		maxRequestSize = this.ReqServer.HTTPFirewallPolicy.MaxRequestBodySize
+	}
+	return maxRequestSize
+}
+
 // DisableAccessLog 在当前请求中不使用访问日志
 func (this *HTTPRequest) DisableAccessLog() {
 	this.disableLog = true