节点启动时删除缓存目录下遗留的*.trash文件

.gitignore

@@ -1,2 +1,3 @@
 *_plus.go
+*_plus_test.go
 *-plus.sh

.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

@@ -49,15 +49,16 @@ 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 [ "$OS" == "linux" -a "$ARCH" == "amd64" ]
+	# we support TOA on linux only
+	if [ "$OS" == "linux" ] && [ -f "${ROOT}/edge-toa/edge-toa-${ARCH}" ]
 	then
-		cp -R "$ROOT"/edge-toa "$DIST"
+		mkdir "$DIST/edge-toa"
+		cp "${ROOT}/edge-toa/edge-toa-${ARCH}" "$DIST/edge-toa/edge-toa"
 	fi
 
 	echo "building ..."
@@ -114,7 +115,10 @@ function build() {
 	if [ ! -z $CC_PATH ]; then
 		env CC=$MUSL_DIR/$CC_PATH CXX=$MUSL_DIR/$CXX_PATH GOOS="${OS}" GOARCH="${ARCH}" CGO_ENABLED=1 go build -trimpath -tags $BUILD_TAG -o "$DIST"/bin/${NAME} -ldflags "-linkmode external -extldflags -static -s -w" "$ROOT"/../cmd/edge-node/main.go
 	else
-		env GOOS="${OS}" GOARCH="${ARCH}" CGO_ENABLED=1 go build -trimpath -tags $TAG -o "$DIST"/bin/${NAME} -ldflags="-s -w" "$ROOT"/../cmd/edge-node/main.go
+		if [[ `uname` == *"Linux"* ]] && [ "$OS" == "linux" ] && [[ "$ARCH" == "amd64" || "$ARCH" == "arm64" ]] &&  [ "$TAG" == "plus" ]; then
+			BUILD_TAG="plus,script"
+		fi
+		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
 
 	# delete hidden files

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: ""

build/test.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+TAG=${1}
+
+if [ -z "$TAG" ]; then
+	TAG="community"
+fi
+
+go test -v ../... -tags=${TAG}

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 +20,89 @@ import (
 	"net/http"
 	_ "net/http/pprof"
 	"os"
+	"path/filepath"
 	"sort"
+	"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]").
 		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 +441,29 @@ 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.Run(func() {
 		var node = nodes.NewNode()
 		node.Start()

go.mod

@@ -10,50 +10,73 @@ replace (
 
 require (
 	github.com/TeaOSLab/EdgeCommon v0.0.0-00010101000000-000000000000
-	github.com/andybalholm/brotli v1.0.4
+	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/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 v1.5.1
+	github.com/fsnotify/fsnotify v1.6.0
 	github.com/go-redis/redis/v8 v8.11.5
-	github.com/golang/protobuf v1.5.2
+	github.com/golang/protobuf v1.5.3
 	github.com/google/nftables v0.1.0
-	github.com/iwind/TeaGo v0.0.0-20230304012706-c1f4a4e27470
+	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 v0.0.0-20220819053541-c235395277b5
+	github.com/iwind/gowebp v0.0.0-20230615040911-5013dbb9d508
 	github.com/klauspost/compress v1.16.5
 	github.com/mattn/go-sqlite3 v1.14.9
 	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/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 v0.8.0
-	golang.org/x/sys v0.6.0
-	golang.org/x/text v0.9.0
-	google.golang.org/grpc v1.45.0
+	golang.org/x/net v0.12.0
+	golang.org/x/sys v0.10.0
+	google.golang.org/grpc v1.55.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
 require (
-	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/chai2010/webp v1.1.1 // indirect
+	github.com/clbanning/mxj v1.8.4 // indirect
 	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/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/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
-	github.com/kr/text v0.2.0 // indirect
 	github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
 	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/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/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/sync v0.1.0 // indirect
-	google.golang.org/genproto v0.0.0-20220317150908-0efb43f6373e // indirect
-	google.golang.org/protobuf v1.27.1 // indirect
-	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
+	golang.org/x/crypto v0.11.0 // indirect
+	golang.org/x/exp v0.0.0-20230626212559-97b1e661b5df // 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/time v0.3.0 // indirect
+	golang.org/x/tools v0.11.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230530153820-e85fd2cbaebc // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
 )

go.sum

@@ -1,100 +1,98 @@
-cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/OneOfOne/xxhash v1.2.2 h1:KMrpdQIwFcEqXDklaen+P1axHaj9BSKzvpUUfnHldSE=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
-github.com/andybalholm/brotli v1.0.4 h1:V7DdXeJtZscaqfNuAdSRuRFzuiKlHSC/Zh3zl9qY3JY=
-github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
-github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
+github.com/QcloudApi/qcloud_sign_golang v0.0.0-20141224014652-e4130a326409/go.mod h1:1pk82RBxDY/JZnPQrtqHlUFfCctgdorsd9M06fMynOM=
+github.com/aliyun/aliyun-oss-go-sdk v2.2.7+incompatible h1:KpbJFXwhVeuxNtBJ74MCGbIoaBok2uZvkD7QXp2+Wis=
+github.com/aliyun/aliyun-oss-go-sdk v2.2.7+incompatible/go.mod h1:T/Aws4fEfogEE9v+HPhhw+CntffsBHJ8nXQCwKr0/g8=
+github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
+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/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/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
-github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
-github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE=
-github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
+github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/chai2010/webp v1.1.1 h1:jTRmEccAJ4MGrhFOrPMpNGIJ/eybIgwKpcACsrTEapk=
 github.com/chai2010/webp v1.1.1/go.mod h1:0XVwvZWdjjdxpUEIf7b9g9VkHFnInUSYujwqTLEuldU=
-github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
-github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
-github.com/cncf/udpa/go v0.0.0-20210930031921-04548b0d99d4/go.mod h1:6pvJx4me5XPnfI9Z40ddWsdw2W/uZgQLFXToKeRcDiI=
-github.com/cncf/xds/go v0.0.0-20210805033703-aa0b78936158/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
-github.com/cncf/xds/go v0.0.0-20210922020428-25de7278fc84/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
-github.com/cncf/xds/go v0.0.0-20211011173535-cb28da3451f1/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
+github.com/cheekybits/is v0.0.0-20150225183255-68e9c0620927/go.mod h1:h/aW8ynjgkuj+NQRlZcDbAbM1ORAbXjXX77sX7T289U=
+github.com/clbanning/mxj v1.8.4 h1:HuhwZtbyvyOw+3Z1AowPkU87JkJUSv751ELWaiTpj8I=
+github.com/clbanning/mxj v1.8.4/go.mod h1:BVjHeAH+rl9rs6f+QIpeRl0tfu10SXn1pUSa5PVGJng=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
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 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+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/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4=
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 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
-golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
-golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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 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=
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 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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-google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
-google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
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-google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
-google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
-google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
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-google.golang.org/grpc v1.33.1/go.mod h1:fr5YgcSWrqhRRxogOsw7RzIpsmvOZ6IcH4kBYTpR3n0=
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-google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
-google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
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+gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
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-gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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-honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

internal/apps/app_cmd.go

@@ -1,14 +1,17 @@
 package apps
 
 import (
+	"errors"
 	"fmt"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
+	executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
 	"github.com/iwind/TeaGo/logs"
 	"github.com/iwind/TeaGo/maps"
 	"github.com/iwind/TeaGo/types"
 	"github.com/iwind/gosock/pkg/gosock"
 	"os"
 	"os/exec"
+	"path/filepath"
 	"runtime"
 	"strconv"
 	"strings"
@@ -86,8 +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 {
@@ -125,9 +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
@@ -150,19 +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)
 
@@ -190,7 +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,
@@ -202,6 +208,9 @@ func (this *AppCmd) runStart() {
 		return
 	}
 
+	// create symbolic links
+	_ = this.createSymLinks()
+
 	fmt.Println(this.product+" started ok, pid:", cmd.Process.Pid)
 }
 
@@ -215,7 +224,7 @@ func (this *AppCmd) runStop() {
 
 	// 从systemd中停止
 	if runtime.GOOS == "linux" {
-		systemctl, _ := exec.LookPath("systemctl")
+		systemctl, _ := executils.LookPath("systemctl")
 		if len(systemctl) > 0 {
 			go func() {
 				// 有可能会长时间执行，这里不阻塞进程
@@ -276,3 +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/list_file.go

@@ -11,7 +11,6 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/utils/fnv"
 	"github.com/iwind/TeaGo/types"
 	"os"
-	"sync/atomic"
 	"time"
 )
 
@@ -21,7 +20,6 @@ const CountFileDB = 20
 type FileList struct {
 	dir    string
 	dbList [CountFileDB]*FileListDB
-	total  int64
 
 	onAdd    func(item *Item)
 	onRemove func(item *Item)
@@ -76,12 +74,6 @@ func (this *FileList) Init() error {
 		this.dbList[i] = db
 	}
 
-	// 读取总数量
-	this.total = 0
-	for _, db := range this.dbList {
-		this.total += db.total
-	}
-
 	// 升级老版本数据库
 	goman.New(func() {
 		this.upgradeOldDB()
@@ -102,13 +94,11 @@ func (this *FileList) Add(hash string, item *Item) error {
 		return nil
 	}
 
-	err := db.AddAsync(hash, item)
+	err := db.AddSync(hash, item)
 	if err != nil {
 		return err
 	}
 
-	atomic.AddInt64(&this.total, 1)
-
 	// 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)
@@ -296,8 +286,6 @@ func (this *FileList) CleanAll() error {
 		}
 	}
 
-	atomic.StoreInt64(&this.total, 0)
-
 	return nil
 }
 
@@ -332,7 +320,15 @@ func (this *FileList) Stat(check func(hash string) bool) (*Stat, error) {
 // Count 总数量
 // 常用的方法，所以避免直接查询数据库
 func (this *FileList) Count() (int64, error) {
-	return atomic.LoadInt64(&this.total), nil
+	var total int64
+	for _, db := range this.dbList {
+		count, err := db.Total()
+		if err != nil {
+			return 0, err
+		}
+		total += count
+	}
+	return total, nil
 }
 
 // IncreaseHit 增加点击量
@@ -392,37 +388,19 @@ func (this *FileList) remove(hash string) (notFound bool, err error) {
 	// 从缓存中删除
 	this.memoryCache.Delete(hash)
 
-	var row = db.selectByHashStmt.QueryRow(hash)
-	if row.Err() != nil {
-		if row.Err() == sql.ErrNoRows {
-			return true, nil
-		}
-		return false, row.Err()
-	}
-
-	var item = &Item{Type: ItemTypeFile}
-	err = row.Scan(&item.Key, &item.HeaderSize, &item.BodySize, &item.MetaSize, &item.ExpiredAt)
-	if err != nil {
-		if err == sql.ErrNoRows {
-			return true, nil
-		}
-		return false, err
-	}
-
-	err = db.DeleteAsync(hash)
+	err = db.DeleteSync(hash)
 	if err != nil {
 		return false, db.WrapError(err)
 	}
 
-	atomic.AddInt64(&this.total, -1)
-
 	err = db.DeleteHitAsync(hash)
 	if err != nil {
 		return false, db.WrapError(err)
 	}
 
 	if this.onRemove != nil {
-		this.onRemove(item)
+		// when remove file item, no any extra information needed
+		this.onRemove(nil)
 	}
 
 	return false, nil

internal/caches/list_file_db.go

@@ -4,6 +4,7 @@ package caches
 
 import (
 	"errors"
+	"fmt"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
@@ -35,8 +36,6 @@ type FileListDB struct {
 	itemsTableName string
 	hitsTableName  string
 
-	total int64
-
 	isClosed bool
 	isReady  bool
 
@@ -85,7 +84,7 @@ func (this *FileListDB) Open(dbPath string) error {
 	// 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")
 	if err != nil {
-		return errors.New("open write database failed: " + err.Error())
+		return fmt.Errorf("open write database failed: %w", err)
 	}
 
 	writeDB.SetMaxOpenConns(1)
@@ -110,7 +109,7 @@ func (this *FileListDB) Open(dbPath string) error {
 		}
 	}
 
-	this.writeBatch = dbs.NewBatch(writeDB.RawDB(), 4)
+	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)+")")
 	})
@@ -127,7 +126,7 @@ func (this *FileListDB) Open(dbPath string) error {
 	// 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())
@@ -148,21 +147,9 @@ func (this *FileListDB) Init() error {
 	// 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)
 	}
 
-	// 读取总数量
-	row := this.readDB.QueryRow(`SELECT COUNT(*) FROM "` + this.itemsTableName + `"`)
-	if row.Err() != nil {
-		return row.Err()
-	}
-	var total int64
-	err = row.Scan(&total)
-	if err != nil {
-		return err
-	}
-	this.total = total
-
 	// 常用语句
 	this.existsByHashStmt, err = this.readDB.Prepare(`SELECT "expiredAt" FROM "` + this.itemsTableName + `" INDEXED BY "hash" WHERE "hash"=? AND expiredAt>? LIMIT 1`)
 	if err != nil {
@@ -250,20 +237,15 @@ func (this *FileListDB) IsReady() bool {
 	return this.isReady
 }
 
-func (this *FileListDB) Total() int64 {
-	return this.total
-}
-
-func (this *FileListDB) AddAsync(hash string, item *Item) error {
-	this.hashMap.Add(hash)
-
-	if item.StaleAt == 0 {
-		item.StaleAt = item.ExpiredAt
+func (this *FileListDB) Total() (int64, error) {
+	// 读取总数量
+	var row = this.readDB.QueryRow(`SELECT COUNT(*) FROM "` + this.itemsTableName + `"`)
+	if row.Err() != nil {
+		return 0, row.Err()
 	}
-
-	this.writeBatch.Add(this.insertSQL, hash, item.Key, item.HeaderSize, item.BodySize, item.MetaSize, item.ExpiredAt, item.StaleAt, item.Host, item.ServerId, fasttime.Now().Unix(), timeutil.Format("YW"))
-	return nil
-
+	var total int64
+	err := row.Scan(&total)
+	return total, err
 }
 
 func (this *FileListDB) AddSync(hash string, item *Item) error {
@@ -281,13 +263,6 @@ func (this *FileListDB) AddSync(hash string, item *Item) error {
 	return nil
 }
 
-func (this *FileListDB) DeleteAsync(hash string) error {
-	this.hashMap.Delete(hash)
-
-	this.writeBatch.Add(this.deleteByHashSQL, hash)
-	return nil
-}
-
 func (this *FileListDB) DeleteSync(hash string) error {
 	this.hashMap.Delete(hash)
 
@@ -504,6 +479,10 @@ func (this *FileListDB) CleanAll() error {
 }
 
 func (this *FileListDB) Close() error {
+	if this.isClosed {
+		return nil
+	}
+
 	this.isClosed = true
 	this.isReady = false
 
@@ -535,10 +514,6 @@ func (this *FileListDB) Close() error {
 		_ = this.listOlderItemsStmt.Close()
 	}
 
-	if this.writeBatch != nil {
-		this.writeBatch.Close()
-	}
-
 	var errStrings []string
 
 	if this.readDB != nil {
@@ -565,7 +540,7 @@ 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)
 }
 
 // 初始化
@@ -687,12 +662,11 @@ 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

internal/caches/list_file_db_test.go

@@ -12,6 +12,11 @@ import (
 
 func TestFileListDB_ListLFUItems(t *testing.T) {
 	var db = caches.NewFileListDB()
+
+	defer func() {
+		_ = db.Close()
+	}()
+
 	err := db.Open(Tea.Root + "/data/cache-db-large.db")
 	//err := db.Open(Tea.Root + "/data/cache-index/p1/db-0.db")
 	if err != nil {
@@ -22,10 +27,6 @@ func TestFileListDB_ListLFUItems(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	defer func() {
-		_ = db.Close()
-	}()
-
 	hashList, err := db.ListLFUItems(100)
 	if err != nil {
 		t.Fatal(err)
@@ -35,26 +36,46 @@ func TestFileListDB_ListLFUItems(t *testing.T) {
 
 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()
+	if err != nil {
+		t.Fatal(err)
+	}
+
 	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()
+
+	defer func() {
+		_ = db.Close()
+	}()
+
 	err := db.Open(Tea.Root + "/data/cache-db-large.db")
 	if err != nil {
 		t.Fatal(err)
 	}
+
 	err = db.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
 
 	err = db.CleanMatchKey("https://*.goedge.cn/large-text")
 	if err != nil {
@@ -69,11 +90,20 @@ func TestFileListDB_CleanMatchKey(t *testing.T) {
 
 func TestFileListDB_CleanMatchPrefix(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()
+	if err != nil {
+		t.Fatal(err)
+	}
 
 	err = db.CleanMatchPrefix("https://*.goedge.cn/large-text")
 	if err != nil {

internal/caches/list_file_hash_map_test.go

@@ -59,15 +59,16 @@ func TestFileListHashMap_BigInt(t *testing.T) {
 
 func TestFileListHashMap_Load(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1").(*caches.FileList)
-	err := list.Init()
-	if err != nil {
-		t.Fatal(err)
-	}
 
 	defer func() {
 		_ = list.Close()
 	}()
 
+	err := list.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
+
 	var m = caches.NewFileListHashMap()
 	var before = time.Now()
 	var db = list.GetDB("abc")

internal/caches/list_file_test.go

@@ -5,6 +5,7 @@ package caches_test
 import (
 	"github.com/TeaOSLab/EdgeNode/internal/caches"
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/testutils"
 	"github.com/iwind/TeaGo/Tea"
 	"github.com/iwind/TeaGo/rands"
 	"github.com/iwind/TeaGo/types"
@@ -17,6 +18,11 @@ import (
 
 func TestFileList_Init(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)
@@ -29,6 +35,11 @@ func TestFileList_Init(t *testing.T) {
 
 func TestFileList_Add(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1").(*caches.FileList)
+
+	defer func() {
+		_ = list.Close()
+	}()
+
 	err := list.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -59,16 +70,21 @@ func TestFileList_Add(t *testing.T) {
 }
 
 func TestFileList_Add_Many(t *testing.T) {
-	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1")
-	err := list.Init()
-	if err != nil {
-		t.Fatal(err)
+	if !testutils.IsSingleTesting() {
+		return
 	}
 
+	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1")
+
 	defer func() {
 		_ = list.Close()
 	}()
 
+	err := list.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
+
 	var before = time.Now()
 	for i := 0; i < 10_000_000; i++ {
 		u := "https://edge.teaos.cn/123456" + strconv.Itoa(i)
@@ -92,15 +108,15 @@ func TestFileList_Add_Many(t *testing.T) {
 
 func TestFileList_Exist(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1").(*caches.FileList)
+	defer func() {
+		_ = list.Close()
+	}()
+
 	err := list.Init()
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	defer func() {
-		_ = list.Close()
-	}()
-
 	total, _ := list.Count()
 	t.Log("total:", total)
 
@@ -130,7 +146,7 @@ func TestFileList_Exist_Many_DB(t *testing.T) {
 	// 测试在多个数据库下的性能
 	var listSlice = []caches.ListInterface{}
 	for i := 1; i <= 10; i++ {
-		list := caches.NewFileList(Tea.Root + "/data/data" + strconv.Itoa(i))
+		var list = caches.NewFileList(Tea.Root + "/data/data" + strconv.Itoa(i))
 		err := list.Init()
 		if err != nil {
 			t.Fatal(err)
@@ -138,6 +154,12 @@ func TestFileList_Exist_Many_DB(t *testing.T) {
 		listSlice = append(listSlice, list)
 	}
 
+	defer func() {
+		for _, list := range listSlice {
+			_ = list.Close()
+		}
+	}()
+
 	var wg = sync.WaitGroup{}
 	var threads = 8
 	wg.Add(threads)
@@ -181,15 +203,16 @@ func TestFileList_Exist_Many_DB(t *testing.T) {
 
 func TestFileList_CleanPrefix(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1")
-	err := list.Init()
-	if err != nil {
-		t.Fatal(err)
-	}
 
 	defer func() {
 		_ = list.Close()
 	}()
 
+	err := list.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
+
 	before := time.Now()
 	err = list.CleanPrefix("123")
 	if err != nil {
@@ -200,15 +223,15 @@ func TestFileList_CleanPrefix(t *testing.T) {
 
 func TestFileList_Remove(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1").(*caches.FileList)
+	defer func() {
+		_ = list.Close()
+	}()
+
 	err := list.Init()
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	defer func() {
-		_ = list.Close()
-	}()
-
 	list.OnRemove(func(item *caches.Item) {
 		t.Logf("remove %#v", item)
 	})
@@ -224,13 +247,15 @@ func TestFileList_Remove(t *testing.T) {
 
 func TestFileList_Purge(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 count = 0
 	_, err = list.Purge(caches.CountFileDB*2, func(hash string) error {
@@ -246,13 +271,15 @@ func TestFileList_Purge(t *testing.T) {
 
 func TestFileList_PurgeLFU(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()
-	}()
 
 	err = list.IncreaseHit(stringutil.Md5("123456"))
 	if err != nil {
@@ -273,15 +300,16 @@ func TestFileList_PurgeLFU(t *testing.T) {
 
 func TestFileList_Stat(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1")
-	err := list.Init()
-	if err != nil {
-		t.Fatal(err)
-	}
 
 	defer func() {
 		_ = list.Close()
 	}()
 
+	err := list.Init()
+	if err != nil {
+		t.Fatal(err)
+	}
+
 	stat, err := list.Stat(nil)
 	if err != nil {
 		t.Fatal(err)
@@ -291,6 +319,11 @@ func TestFileList_Stat(t *testing.T) {
 
 func TestFileList_Count(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data")
+
+	defer func() {
+		_ = list.Close()
+	}()
+
 	err := list.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -305,7 +338,12 @@ func TestFileList_Count(t *testing.T) {
 }
 
 func TestFileList_CleanAll(t *testing.T) {
-	list := caches.NewFileList(Tea.Root + "/data")
+	var list = caches.NewFileList(Tea.Root + "/data")
+
+	defer func() {
+		_ = list.Close()
+	}()
+
 	err := list.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -320,6 +358,11 @@ func TestFileList_CleanAll(t *testing.T) {
 
 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)
@@ -333,7 +376,13 @@ func TestFileList_IncreaseHit(t *testing.T) {
 	defer func() {
 		t.Log(time.Since(before).Seconds()*1000, "ms")
 	}()
-	for i := 0; i < 1000_000; i++ {
+
+	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 {
@@ -344,6 +393,11 @@ func TestFileList_IncreaseHit(t *testing.T) {
 
 func TestFileList_UpgradeV3(t *testing.T) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p43").(*caches.FileList)
+
+	defer func() {
+		_ = list.Close()
+	}()
+
 	err := list.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -363,6 +417,11 @@ func TestFileList_UpgradeV3(t *testing.T) {
 
 func BenchmarkFileList_Exist(b *testing.B) {
 	var list = caches.NewFileList(Tea.Root + "/data/cache-index/p1")
+
+	defer func() {
+		_ = list.Close()
+	}()
+
 	err := list.Init()
 	if err != nil {
 		b.Fatal(err)

internal/caches/list_memory_test.go

@@ -2,6 +2,7 @@ package caches
 
 import (
 	"fmt"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/testutils"
 	"github.com/cespare/xxhash"
 	"github.com/iwind/TeaGo/logs"
 	"github.com/iwind/TeaGo/rands"
@@ -107,7 +108,9 @@ func TestMemoryList_Purge_Large_List(t *testing.T) {
 		})
 	}
 
-	time.Sleep(1 * time.Hour)
+	if testutils.IsSingleTesting() {
+		time.Sleep(1 * time.Hour)
+	}
 }
 
 func TestMemoryList_Stat(t *testing.T) {
@@ -255,9 +258,11 @@ func TestMemoryList_GC(t *testing.T) {
 	//runtime.GC()
 	t.Log("gc cost:", time.Since(before).Seconds()*1000, "ms")
 
-	timeout := time.NewTimer(2 * time.Minute)
-	<-timeout.C
-	t.Log("2 minutes passed")
+	if testutils.IsSingleTesting() {
+		timeout := time.NewTimer(2 * time.Minute)
+		<-timeout.C
+		t.Log("2 minutes passed")
 
-	time.Sleep(30 * time.Minute)
+		time.Sleep(30 * time.Minute)
+	}
 }

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"
 )
@@ -19,7 +21,7 @@ func init() {
 		return
 	}
 
-	events.On(events.EventQuit, func() {
+	events.OnClose(func() {
 		remotelogs.Println("CACHE", "quiting cache manager")
 		SharedManager.UpdatePolicies([]*serverconfigs.HTTPCachePolicy{})
 	})
@@ -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 {

internal/caches/manager_test.go

@@ -52,9 +52,8 @@ func TestManager_UpdatePolicies(t *testing.T) {
 				},
 			},
 			{
-				Id:      2,
-				Type:    serverconfigs.CachePolicyStorageFile,
-				MaxKeys: 1,
+				Id:   2,
+				Type: serverconfigs.CachePolicyStorageFile,
 				Options: map[string]interface{}{
 					"dir": Tea.Root + "/caches",
 				},
@@ -95,9 +94,9 @@ func TestManager_ChangePolicy_Memory(t *testing.T) {
 func TestManager_ChangePolicy_File(t *testing.T) {
 	var policies = []*serverconfigs.HTTPCachePolicy{
 		{
-			Id:       1,
-			Type:     serverconfigs.CachePolicyStorageFile,
-			Options:  map[string]interface{}{
+			Id:   1,
+			Type: serverconfigs.CachePolicyStorageFile,
+			Options: map[string]interface{}{
 				"dir": Tea.Root + "/data/cache-index/p1",
 			},
 			Capacity: &shared.SizeCapacity{Count: 1, Unit: shared.SizeCapacityUnitGB},
@@ -106,9 +105,9 @@ func TestManager_ChangePolicy_File(t *testing.T) {
 	SharedManager.UpdatePolicies(policies)
 	SharedManager.UpdatePolicies([]*serverconfigs.HTTPCachePolicy{
 		{
-			Id:       1,
-			Type:     serverconfigs.CachePolicyStorageFile,
-			Options:  map[string]interface{}{
+			Id:   1,
+			Type: serverconfigs.CachePolicyStorageFile,
+			Options: map[string]interface{}{
 				"dir": Tea.Root + "/data/cache-index/p1",
 			},
 			Capacity: &shared.SizeCapacity{Count: 2, Unit: shared.SizeCapacityUnitGB},

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/open_file_cache_test.go

@@ -4,6 +4,7 @@ package caches_test
 
 import (
 	"github.com/TeaOSLab/EdgeNode/internal/caches"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/testutils"
 	"testing"
 	"time"
 )
@@ -23,7 +24,9 @@ func TestNewOpenFileCache_Close(t *testing.T) {
 	cache.Get("d.txt")
 	cache.Close("a.txt")
 
-	time.Sleep(100 * time.Second)
+	if testutils.IsSingleTesting() {
+		time.Sleep(100 * time.Second)
+	}
 }
 
 func TestNewOpenFileCache_CloseAll(t *testing.T) {

internal/caches/reader_file_test.go

@@ -8,21 +8,29 @@ import (
 )
 
 func TestFileReader(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
 	}
+
 	_, path, _ := storage.keyPath("my-key")
 
 	fp, err := os.Open(path)
 	if err != nil {
+		if os.IsNotExist(err) {
+			t.Log("file '" + path + "' not exists")
+			return
+		}
 		t.Fatal(err)
 	}
 	defer func() {
@@ -58,6 +66,10 @@ func TestFileReader_ReadHeader(t *testing.T) {
 	var path = "/Users/WorkSpace/EdgeProject/EdgeCache/p43/12/6b/126bbed90fc80f2bdfb19558948b0d49.cache"
 	fp, err := os.Open(path)
 	if err != nil {
+		if os.IsNotExist(err) {
+			t.Log("'" + path + "' not exists")
+			return
+		}
 		t.Fatal(err)
 	}
 	defer func() {
@@ -66,6 +78,11 @@ func TestFileReader_ReadHeader(t *testing.T) {
 	var reader = NewFileReader(fp)
 	err = reader.Init()
 	if err != nil {
+		if os.IsNotExist(err) {
+			t.Log("file '" + path + "' not exists")
+			return
+		}
+
 		t.Fatal(err)
 	}
 	var buf = make([]byte, 16*1024)
@@ -79,13 +96,16 @@ func TestFileReader_ReadHeader(t *testing.T) {
 }
 
 func TestFileReader_Range(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -109,6 +129,10 @@ func TestFileReader_Range(t *testing.T) {
 
 	fp, err := os.Open(path)
 	if err != nil {
+		if os.IsNotExist(err) {
+			t.Log("'" + path + "' not exists")
+			return
+		}
 		t.Fatal(err)
 	}
 	defer func() {

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"
@@ -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"
+	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"
@@ -21,9 +22,8 @@ import (
 	"github.com/iwind/TeaGo/rands"
 	"github.com/iwind/TeaGo/types"
 	stringutil "github.com/iwind/TeaGo/utils/string"
-	"golang.org/x/sys/unix"
-	"golang.org/x/text/language"
-	"golang.org/x/text/message"
+	timeutil "github.com/iwind/TeaGo/utils/time"
+	"github.com/shirou/gopsutil/v3/load"
 	"math"
 	"os"
 	"path/filepath"
@@ -32,7 +32,6 @@ import (
 	"strconv"
 	"strings"
 	"sync"
-	"sync/atomic"
 	"syscall"
 	"time"
 )
@@ -53,22 +52,17 @@ const (
 )
 
 const (
-	FileStorageMaxIgnoreKeys       = 32768        // 最大可忽略的键值数（尺寸过大的键值）
-	HotItemSize                    = 1024         // 热点数据数量
-	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                   = 5 << 30 // 当前磁盘最小剩余空间
+	FileStorageMaxIgnoreKeys        = 32768        // 最大可忽略的键值数（尺寸过大的键值）
+	HotItemSize                     = 1024         // 热点数据数量
+	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"
+	DefaultMinDiskFreeSpace  uint64 = 5 << 30 // 当前磁盘最小剩余空间
 )
 
 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：
@@ -77,7 +71,6 @@ type FileStorage struct {
 	policy        *serverconfigs.HTTPCachePolicy
 	options       *serverconfigs.HTTPFileCacheStorage // 二级缓存
 	memoryStorage *MemoryStorage                      // 一级缓存
-	totalSize     int64
 
 	list        ListInterface
 	locker      sync.RWMutex
@@ -92,7 +85,6 @@ type FileStorage struct {
 
 	openFileCache *OpenFileCache
 
-	mainDir        string
 	mainDiskIsFull bool
 
 	subDirs []*FileDir
@@ -167,6 +159,7 @@ func (this *FileStorage) UpdatePolicy(newPolicy *serverconfigs.HTTPCachePolicy)
 			IsFull:   false,
 		})
 	}
+	this.subDirs = subDirs
 	this.checkDiskSpace()
 
 	err = newOptions.Init()
@@ -203,6 +196,9 @@ 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
@@ -255,19 +251,6 @@ func (this *FileStorage) Init() error {
 	}
 	list.(*FileList).SetOldDir(dir + "/p" + types.String(this.policy.Id))
 	this.list = list
-	stat, err := list.Stat(func(hash string) bool {
-		return true
-	})
-	if err != nil {
-		return err
-	}
-	this.totalSize = stat.Size
-	this.list.OnAdd(func(item *Item) {
-		atomic.AddInt64(&this.totalSize, item.TotalSize())
-	})
-	this.list.OnRemove(func(item *Item) {
-		atomic.AddInt64(&this.totalSize, -item.TotalSize())
-	})
 
 	// 检查目录是否存在
 	_, err = os.Stat(dir)
@@ -277,26 +260,24 @@ 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)
 			}
 		}
 	}
 
 	defer func() {
 		// 统计
-		var count = stat.Count
-		var size = stat.Size
-
+		var totalSize = this.TotalDiskSize()
 		var cost = time.Since(before).Seconds() * 1000
-		sizeMB := strconv.FormatInt(size, 10) + " Bytes"
-		if size > 1*sizes.G {
-			sizeMB = fmt.Sprintf("%.3f G", float64(size)/float64(sizes.G))
-		} else if size > 1*sizes.M {
-			sizeMB = fmt.Sprintf("%.3f M", float64(size)/float64(sizes.M))
-		} else if size > 1*sizes.K {
-			sizeMB = fmt.Sprintf("%.3f K", float64(size)/float64(sizes.K))
+		var sizeMB = types.String(totalSize) + " Bytes"
+		if totalSize > 1*sizes.G {
+			sizeMB = fmt.Sprintf("%.3f G", float64(totalSize)/float64(sizes.G))
+		} else if totalSize > 1*sizes.M {
+			sizeMB = fmt.Sprintf("%.3f M", float64(totalSize)/float64(sizes.M))
+		} else if totalSize > 1*sizes.K {
+			sizeMB = fmt.Sprintf("%.3f K", float64(totalSize)/float64(sizes.K))
 		}
-		remotelogs.Println("CACHE", "init policy "+strconv.FormatInt(this.policy.Id, 10)+" from '"+this.options.Dir+"', cost: "+fmt.Sprintf("%.2f", cost)+" ms, count: "+message.NewPrinter(language.English).Sprintf("%d", count)+", size: "+sizeMB)
+		remotelogs.Println("CACHE", "init policy "+types.String(this.policy.Id)+" from '"+this.options.Dir+"', cost: "+fmt.Sprintf("%.2f", cost)+" ms, size: "+sizeMB)
 	}()
 
 	// 初始化list
@@ -319,6 +300,9 @@ func (this *FileStorage) Init() error {
 	// 检查磁盘空间
 	this.checkDiskSpace()
 
+	// clean *.trash directories
+	this.cleanAllDeletedDirs()
+
 	return nil
 }
 
@@ -430,18 +414,18 @@ 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
 	}
 
 	// 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
@@ -462,9 +446,9 @@ 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()
@@ -473,24 +457,14 @@ 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()
 		}
 	}()
 
-	// 检查是否超出最大值
-	count, err := this.list.Count()
-	if err != nil {
-		return nil, err
-	}
-	if this.policy.MaxKeys > 0 && count > this.policy.MaxKeys {
-		return nil, NewCapacityError("write file cache failed: too many keys in cache storage")
-	}
+	// 检查是否超出容量
 	var capacityBytes = this.diskCapacityBytes()
-	if capacityBytes > 0 && capacityBytes <= this.totalSize {
-		return nil, NewCapacityError("write file cache failed: over disk size, current total size: " + strconv.FormatInt(this.totalSize, 10) + " bytes, capacity: " + strconv.FormatInt(capacityBytes, 10))
+	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)
@@ -514,7 +488,7 @@ 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
 	}
@@ -582,7 +556,6 @@ func (this *FileStorage) openWriter(key string, expiredAt int64, status int, hea
 	if isNewCreated && existsFile {
 		flags |= os.O_TRUNC
 	}
-	var before = time.Now()
 	writer, err := os.OpenFile(tmpPath, flags, 0666)
 	if err != nil {
 		// TODO 检查在各个系统中的稳定性
@@ -596,13 +569,6 @@ 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() {
@@ -652,7 +618,9 @@ 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
 		}
@@ -663,18 +631,12 @@ 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
 	}
@@ -788,7 +750,7 @@ 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) {
@@ -796,7 +758,7 @@ 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
@@ -807,7 +769,11 @@ 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)
 				}
 			})
 
@@ -899,7 +865,10 @@ func (this *FileStorage) Stop() {
 		memoryStorage.Stop()
 	})
 
-	_ = this.list.Reset()
+	if this.list != nil {
+		_ = this.list.Reset()
+	}
+
 	if this.purgeTicker != nil {
 		this.purgeTicker.Stop()
 	}
@@ -907,7 +876,9 @@ func (this *FileStorage) Stop() {
 		this.hotTicker.Stop()
 	}
 
-	_ = this.list.Close()
+	if this.list != nil {
+		_ = this.list.Close()
+	}
 
 	var openFileCache = this.openFileCache
 	if openFileCache != nil {
@@ -919,7 +890,11 @@ func (this *FileStorage) Stop() {
 
 // TotalDiskSize 消耗的磁盘尺寸
 func (this *FileStorage) TotalDiskSize() int64 {
-	return atomic.LoadInt64(&this.totalSize)
+	stat, err := fsutils.StatCache(this.options.Dir)
+	if err == nil {
+		return int64(stat.UsedSize())
+	}
+	return 0
 }
 
 // TotalMemorySize 内存尺寸
@@ -932,8 +907,8 @@ 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
@@ -1059,8 +1034,15 @@ func (this *FileStorage) purgeLoop() {
 		var times = 1
 
 		// 空闲时间多清理
-		if utils.SharedFreeHoursManager.IsFreeHour() {
-			times = 5
+		systemLoad, _ := load.Avg()
+		if systemLoad != nil {
+			if systemLoad.Load5 < 2 {
+				times = 5
+			} else if systemLoad.Load5 < 3 {
+				times = 3
+			} else if systemLoad.Load5 < 5 {
+				times = 2
+			}
 		}
 
 		// 处于LFU阈值时，多清理
@@ -1254,7 +1236,25 @@ func (this *FileStorage) diskCapacityBytes() int64 {
 	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)
@@ -1269,8 +1269,8 @@ 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
 		}
 
@@ -1310,13 +1310,6 @@ func (this *FileStorage) increaseHit(key string, hash string, reader Reader) {
 			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
@@ -1359,7 +1352,6 @@ func (this *FileStorage) createMemoryStorage() error {
 		Name:        this.policy.Name,
 		Description: this.policy.Description,
 		Capacity:    this.options.MemoryPolicy.Capacity,
-		MaxKeys:     this.policy.MaxKeys,
 		MaxSize:     &shared.SizeCapacity{Count: 128, Unit: shared.SizeCapacityUnitMB}, // TODO 将来可以修改
 		Type:        serverconfigs.CachePolicyStorageMemory,
 		Options:     this.policy.Options,
@@ -1434,21 +1426,24 @@ 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 {
-		var stat unix.Statfs_t
-		err := unix.Statfs(this.options.Dir, &stat)
+	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.Stat(options.Dir)
 		if err == nil {
-			var availableBytes = stat.Bavail * uint64(stat.Bsize)
-			this.mainDiskIsFull = availableBytes < MinDiskSpace
+			this.mainDiskIsFull = stat.FreeSize() < minFreeSize
 		}
 	}
 	var subDirs = this.subDirs // copy slice
 	for _, subDir := range subDirs {
-		var stat unix.Statfs_t
-		err := unix.Statfs(subDir.Path, &stat)
+		stat, err := fsutils.Stat(subDir.Path)
 		if err == nil {
-			var availableBytes = stat.Bavail * uint64(stat.Bsize)
-			subDir.IsFull = availableBytes < MinDiskSpace
+			subDir.IsFull = stat.FreeSize() < minFreeSize
 		}
 	}
 }

internal/caches/storage_file_test.go

@@ -18,7 +18,7 @@ import (
 )
 
 func TestFileStorage_Init(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
@@ -26,6 +26,8 @@ func TestFileStorage_Init(t *testing.T) {
 		},
 	})
 
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -40,17 +42,22 @@ 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) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -95,6 +102,9 @@ func TestFileStorage_OpenWriter_Partial(t *testing.T) {
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -123,13 +133,16 @@ func TestFileStorage_OpenWriter_Partial(t *testing.T) {
 }
 
 func TestFileStorage_OpenWriter_HTTP(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -146,7 +159,7 @@ 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"},
@@ -188,13 +201,16 @@ func TestFileStorage_OpenWriter_HTTP(t *testing.T) {
 }
 
 func TestFileStorage_Concurrent_Open_DifferentFile(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -243,13 +259,16 @@ func TestFileStorage_Concurrent_Open_DifferentFile(t *testing.T) {
 }
 
 func TestFileStorage_Concurrent_Open_SameFile(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -299,13 +318,16 @@ func TestFileStorage_Concurrent_Open_SameFile(t *testing.T) {
 }
 
 func TestFileStorage_Read(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -335,13 +357,16 @@ func TestFileStorage_Read(t *testing.T) {
 }
 
 func TestFileStorage_Read_HTTP_Response(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -388,13 +413,16 @@ func TestFileStorage_Read_HTTP_Response(t *testing.T) {
 }
 
 func TestFileStorage_Read_NotFound(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -421,13 +449,16 @@ func TestFileStorage_Read_NotFound(t *testing.T) {
 }
 
 func TestFileStorage_Delete(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -440,13 +471,16 @@ func TestFileStorage_Delete(t *testing.T) {
 }
 
 func TestFileStorage_Stat(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -465,13 +499,16 @@ func TestFileStorage_Stat(t *testing.T) {
 }
 
 func TestFileStorage_CleanAll(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -496,13 +533,16 @@ func TestFileStorage_CleanAll(t *testing.T) {
 }
 
 func TestFileStorage_Stop(t *testing.T) {
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -518,6 +558,9 @@ func TestFileStorage_DecodeFile(t *testing.T) {
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		t.Fatal(err)
@@ -528,6 +571,9 @@ func TestFileStorage_DecodeFile(t *testing.T) {
 
 func TestFileStorage_RemoveCacheFile(t *testing.T) {
 	var storage = NewFileStorage(nil)
+
+	defer storage.Stop()
+
 	t.Log(storage.removeCacheFile("/Users/WorkSpace/EdgeProject/EdgeCache/p43/15/7e/157eba0dfc6dfb6fbbf20b1f9e584674.cache"))
 }
 
@@ -536,13 +582,16 @@ func BenchmarkFileStorage_Read(b *testing.B) {
 
 	_ = utils.SetRLimit(1024 * 1024)
 
-	storage := NewFileStorage(&serverconfigs.HTTPCachePolicy{
+	var storage = NewFileStorage(&serverconfigs.HTTPCachePolicy{
 		Id:   1,
 		IsOn: true,
 		Options: map[string]interface{}{
 			"dir": Tea.Root + "/caches",
 		},
 	})
+
+	defer storage.Stop()
+
 	err := storage.Init()
 	if err != nil {
 		b.Fatal(err)

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

@@ -7,6 +7,7 @@ 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"
@@ -111,8 +112,15 @@ func (this *MemoryStorage) Init() error {
 
 // OpenReader 读取缓存
 func (this *MemoryStorage) OpenReader(key string, useStale bool, isPartial bool) (Reader, error) {
-	hash := this.hash(key)
+	var hash = this.hash(key)
 
+	// check if exists in list
+	exists, _ := this.list.Exist(types.String(hash))
+	if !exists {
+		return nil, ErrNotFound
+	}
+
+	// read from valuesMap
 	this.locker.RLock()
 	item := this.valuesMap[hash]
 	if item == nil || !item.IsDone {
@@ -121,7 +129,7 @@ func (this *MemoryStorage) OpenReader(key string, useStale bool, isPartial bool)
 	}
 
 	if useStale || (item.ExpiresAt > fasttime.Now().Unix()) {
-		reader := NewMemoryReader(item)
+		var reader = NewMemoryReader(item)
 		err := reader.Init()
 		if err != nil {
 			this.locker.RUnlock()
@@ -151,7 +159,7 @@ 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
 	}
 
@@ -193,20 +201,22 @@ func (this *MemoryStorage) openWriter(key string, expiresAt int64, status int, h
 	}()
 
 	// 检查是否过期
-	hash := this.hash(key)
+	var hash = this.hash(key)
 	item, ok := this.valuesMap[hash]
 	if ok && !item.IsExpired() {
-		return nil, ErrFileIsWriting
+		var hashString = types.String(hash)
+		exists, _ := this.list.Exist(hashString)
+		if !exists {
+			// remove from values map
+			delete(this.valuesMap, hash)
+			_ = this.list.Remove(hashString)
+			item = nil
+		} else {
+			return nil, ErrFileIsWriting
+		}
 	}
 
 	// 检查是否超出最大值
-	totalKeys, err := this.list.Count()
-	if err != nil {
-		return nil, err
-	}
-	if this.policy.MaxKeys > 0 && totalKeys > this.policy.MaxKeys {
-		return nil, NewCapacityError("write memory cache failed: too many keys in cache storage")
-	}
 	capacityBytes := this.memoryCapacityBytes()
 	if bodySize < 0 {
 		bodySize = 0
@@ -216,7 +226,7 @@ func (this *MemoryStorage) openWriter(key string, expiresAt int64, status int, h
 	}
 
 	// 先删除
-	err = this.deleteWithoutLocker(key)
+	err := this.deleteWithoutLocker(key)
 	if err != nil {
 		return nil, err
 	}
@@ -353,6 +363,9 @@ 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
@@ -383,8 +396,8 @@ func (this *MemoryStorage) TotalMemorySize() int64 {
 }
 
 // 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
@@ -471,15 +484,14 @@ func (this *MemoryStorage) startFlush() {
 		if statCount == 100 {
 			statCount = 0
 
-			if protectingLoadWhenDump {
+			// delay some time to reduce load if needed
+			if !fsutils.DiskIsFast() {
 				loadStat, err := load.Avg()
 				if err == nil && loadStat != nil {
 					if loadStat.Load1 > 10 {
 						writeDelayMS = 100
-					} else if loadStat.Load1 > 3 {
+					} else if loadStat.Load1 > 5 {
 						writeDelayMS = 50
-					} else if loadStat.Load1 > 2 {
-						writeDelayMS = 10
 					} else {
 						writeDelayMS = 0
 					}

internal/caches/utils_partial.go

@@ -8,7 +8,7 @@ import "strings"
 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

@@ -59,7 +59,7 @@ func (this *MemoryWriter) Write(data []byte) (n int, err error) {
 	// 检查尺寸
 	if this.maxSize > 0 && this.bodySize > this.maxSize {
 		err = ErrEntityTooLarge
-		this.storage.IgnoreKey(this.key)
+		this.storage.IgnoreKey(this.key, this.maxSize)
 		return len(data), err
 	}
 

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"
@@ -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 +1,75 @@
 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())
+		}
+
+		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/conns/map.go

@@ -3,6 +3,7 @@
 package conns
 
 import (
+	"github.com/iwind/TeaGo/types"
 	"net"
 	"sync"
 )
@@ -10,14 +11,14 @@ import (
 var SharedMap = NewMap()
 
 type Map struct {
-	m map[string]map[int]net.Conn // ip => { port => Conn  }
+	m map[string]map[string]net.Conn // ip => { network_port => Conn  }
 
 	locker sync.RWMutex
 }
 
 func NewMap() *Map {
 	return &Map{
-		m: map[string]map[int]net.Conn{},
+		m: map[string]map[string]net.Conn{},
 	}
 }
 
@@ -25,21 +26,19 @@ func (this *Map) Add(conn net.Conn) {
 	if conn == nil {
 		return
 	}
-	tcpAddr, ok := conn.RemoteAddr().(*net.TCPAddr)
+
+	key, ip, ok := this.connAddr(conn)
 	if !ok {
 		return
 	}
 
-	var ip = tcpAddr.IP.String()
-	var port = tcpAddr.Port
-
 	this.locker.Lock()
 	defer this.locker.Unlock()
 	connMap, ok := this.m[ip]
 	if !ok {
-		this.m[ip] = map[int]net.Conn{port: conn}
+		this.m[ip] = map[string]net.Conn{key: conn}
 	} else {
-		connMap[port] = conn
+		connMap[key] = conn
 	}
 }
 
@@ -47,14 +46,11 @@ func (this *Map) Remove(conn net.Conn) {
 	if conn == nil {
 		return
 	}
-	tcpAddr, ok := conn.RemoteAddr().(*net.TCPAddr)
+	key, ip, ok := this.connAddr(conn)
 	if !ok {
 		return
 	}
 
-	var ip = tcpAddr.IP.String()
-	var port = tcpAddr.Port
-
 	this.locker.Lock()
 	defer this.locker.Unlock()
 
@@ -62,7 +58,7 @@ func (this *Map) Remove(conn net.Conn) {
 	if !ok {
 		return
 	}
-	delete(connMap, port)
+	delete(connMap, key)
 
 	if len(connMap) == 0 {
 		delete(this.m, ip)
@@ -121,3 +117,24 @@ func (this *Map) AllConns() []net.Conn {
 
 	return result
 }
+
+func (this *Map) connAddr(conn net.Conn) (key string, ip string, ok bool) {
+	if conn == nil {
+		return
+	}
+
+	var addr = conn.RemoteAddr()
+	switch realAddr := addr.(type) {
+	case *net.TCPAddr:
+		return addr.Network() + types.String(realAddr.Port), realAddr.IP.String(), true
+	case *net.UDPAddr:
+		return addr.Network() + types.String(realAddr.Port), realAddr.IP.String(), true
+	default:
+		var s = addr.String()
+		host, port, err := net.SplitHostPort(s)
+		if err != nil {
+			return
+		}
+		return addr.Network() + port, host, true
+	}
+}

internal/const/const.go

@@ -1,7 +1,7 @@
 package teaconst
 
 const (
-	Version = "1.1.0"
+	Version = "1.2.7"
 
 	ProductName = "Edge Node"
 	ProcessName = "edge-node"

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 +24,17 @@ 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)
+}
+
 // OnKey 使用Key增加事件回调
 func OnKey(event Event, key interface{}, callback func()) {
 	if key == nil {

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

@@ -3,13 +3,12 @@
 package firewalls
 
 import (
-	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeNode/internal/conns"
 	"github.com/TeaOSLab/EdgeNode/internal/goman"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
 	"github.com/iwind/TeaGo/types"
-	"os/exec"
 	"strings"
 	"time"
 )
@@ -32,7 +31,7 @@ func NewFirewalld() *Firewalld {
 		cmdQueue: make(chan *firewalldCmd, 4096),
 	}
 
-	path, err := exec.LookPath("firewall-cmd")
+	path, err := executils.LookPath("firewall-cmd")
 	if err == nil && len(path) > 0 {
 		var cmd = executils.NewTimeoutCmd(3*time.Second, path, "--state")
 		err := cmd.Run()
@@ -195,7 +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/conn_test.go

@@ -6,12 +6,13 @@ package nftables_test
 
 import (
 	"github.com/TeaOSLab/EdgeNode/internal/firewalls/nftables"
+	executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
 	"os/exec"
 	"testing"
 )
 
 func TestConn_Test(t *testing.T) {
-	_, err := exec.LookPath("nft")
+	_, err := executils.LookPath("nft")
 	if err == nil {
 		t.Log("ok")
 		return

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"
@@ -13,7 +13,6 @@ import (
 	executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
 	"github.com/iwind/TeaGo/logs"
 	"os"
-	"os/exec"
 	"runtime"
 	"time"
 )
@@ -55,7 +54,7 @@ func init() {
 
 // NftExePath 查找nftables可执行文件路径
 func NftExePath() string {
-	path, _ := exec.LookPath("nft")
+	path, _ := executils.LookPath("nft")
 	if len(path) > 0 {
 		return path
 	}
@@ -86,21 +85,21 @@ func (this *Installer) Install() error {
 	}
 
 	// 检查是否已经存在
-	if len(NftExePath()) > 0  {
+	if len(NftExePath()) > 0 {
 		return nil
 	}
 
 	var cmd *executils.Cmd
 
 	// check dnf
-	dnfExe, err := exec.LookPath("dnf")
+	dnfExe, err := executils.LookPath("dnf")
 	if err == nil {
 		cmd = executils.NewCmd(dnfExe, "-y", "install", "nftables")
 	}
 
 	// check apt
 	if cmd == nil {
-		aptExe, err := exec.LookPath("apt")
+		aptExe, err := executils.LookPath("apt")
 		if err == nil {
 			cmd = executils.NewCmd(aptExe, "install", "nftables")
 		}
@@ -108,7 +107,7 @@ func (this *Installer) Install() error {
 
 	// check yum
 	if cmd == nil {
-		yumExe, err := exec.LookPath("yum")
+		yumExe, err := executils.LookPath("yum")
 		if err == nil {
 			cmd = executils.NewCmd(yumExe, "-y", "install", "nftables")
 		}
@@ -122,7 +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

@@ -6,7 +6,6 @@ import (
 	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
 	executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
-	"os/exec"
 	"runtime"
 	"time"
 )
@@ -82,7 +81,7 @@ func (this *FirewalldAction) runActionSingleIP(action string, listType IPListTyp
 	path := this.config.Path
 	var err error
 	if len(path) == 0 {
-		path, err = exec.LookPath("firewall-cmd")
+		path, err = executils.LookPath("firewall-cmd")
 		if err != nil {
 			if this.firewalldNotFound {
 				return nil
@@ -148,7 +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

@@ -2,11 +2,11 @@ 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"
 	"github.com/iwind/TeaGo/types"
-	"os/exec"
 	"runtime"
 	"strconv"
 	"strings"
@@ -55,7 +55,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 
 	// 创建ipset
 	{
-		path, err := exec.LookPath("ipset")
+		path, err := executils.LookPath("ipset")
 		if err != nil {
 			return err
 		}
@@ -71,7 +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
 				}
@@ -89,7 +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
 				}
@@ -99,7 +99,7 @@ func (this *IPSetAction) Init(config *firewallconfigs.FirewallActionConfig) erro
 
 	// firewalld
 	if this.config.AutoAddToFirewalld {
-		path, err := exec.LookPath("firewall-cmd")
+		path, err := executils.LookPath("firewall-cmd")
 		if err != nil {
 			return err
 		}
@@ -117,7 +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)
 				}
 			}
 		}
@@ -135,7 +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)
 				}
 			}
 		}
@@ -149,7 +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())
 			}
 		}
 
@@ -162,7 +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())
 			}
 		}
 
@@ -172,14 +172,14 @@ 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())
 			}
 		}
 	}
 
 	// iptables
 	if this.config.AutoAddToIPTables {
-		path, err := exec.LookPath("iptables")
+		path, err := executils.LookPath("iptables")
 		if err != nil {
 			return err
 		}
@@ -201,7 +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())
 				}
 			}
 		}
@@ -222,7 +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())
 				}
 			}
 		}
@@ -284,7 +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 {
@@ -311,7 +311,7 @@ func (this *IPSetAction) runActionSingleIP(action string, listType IPListType, i
 	var path = this.config.Path
 	var err error
 	if len(path) == 0 {
-		path, err = exec.LookPath("ipset")
+		path, err = executils.LookPath("ipset")
 		if err != nil {
 			// 找不到ipset命令错误只提示一次
 			if this.ipsetNotfound {

internal/iplibrary/action_iptables.go

@@ -1,12 +1,11 @@
 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"
 	executils "github.com/TeaOSLab/EdgeNode/internal/utils/exec"
-	"os/exec"
 	"runtime"
 	"strings"
 	"time"
@@ -87,7 +86,7 @@ func (this *IPTablesAction) runActionSingleIP(action string, listType IPListType
 	var path = this.config.Path
 	var err error
 	if len(path) == 0 {
-		path, err = exec.LookPath("iptables")
+		path, err = executils.LookPath("iptables")
 		if err != nil {
 			if this.iptablesNotFound {
 				return nil
@@ -129,7 +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_db.go

@@ -161,7 +161,7 @@ ON "` + this.itemTableName + `" (
 	this.db = db
 
 	goman.New(func() {
-		events.On(events.EventQuit, func() {
+		events.OnClose(func() {
 			_ = this.Close()
 			this.cleanTicker.Stop()
 		})

internal/iplibrary/manager_ip_list.go

@@ -29,7 +29,7 @@ func init() {
 			SharedIPListManager.Start()
 		})
 	})
-	events.On(events.EventQuit, func() {
+	events.OnClose(func() {
 		SharedIPListManager.Stop()
 	})
 
@@ -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
 }

internal/iplibrary/manager_ip_list_test.go

@@ -30,7 +30,6 @@ func TestIPListManager_check(t *testing.T) {
 func TestIPListManager_loop(t *testing.T) {
 	manager := NewIPListManager()
 	manager.Start()
-	manager.pageSize = 10
 	err := manager.loop()
 	if err != nil {
 		t.Fatal(err)

internal/metrics/manager.go

@@ -18,7 +18,7 @@ func init() {
 		return
 	}
 
-	events.On(events.EventQuit, func() {
+	events.OnClose(func() {
 		SharedManager.Quit()
 	})
 }

internal/metrics/task_test.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"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"
 	"testing"
@@ -79,6 +80,10 @@ func TestTask_Add(t *testing.T) {
 }
 
 func TestTask_Add_Many(t *testing.T) {
+	if !testutils.IsSingleTesting() {
+		return
+	}
+
 	var task = metrics.NewTask(&serverconfigs.MetricItemConfig{
 		Id:         1,
 		IsOn:       false,

internal/nodes/api_stream.go

@@ -20,7 +20,6 @@ import (
 	"github.com/iwind/TeaGo/Tea"
 	"github.com/iwind/TeaGo/maps"
 	"net/url"
-	"os/exec"
 	"regexp"
 	"runtime"
 	"strconv"
@@ -51,7 +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
 		}
@@ -77,7 +80,7 @@ func (this *APIStream) loop() error {
 		if this.isQuiting {
 			return nil
 		}
-		return errors.Wrap(err)
+		return err
 	}
 	this.stream = nodeStream
 
@@ -93,7 +96,7 @@ func (this *APIStream) loop() error {
 				remotelogs.Println("API_STREAM", "quit")
 				return nil
 			}
-			return errors.Wrap(err)
+			return err
 		}
 
 		// 处理消息
@@ -336,7 +339,7 @@ func (this *APIStream) handleNewNodeTask(message *pb.NodeStreamMessage) error {
 
 // 检查Systemd服务
 func (this *APIStream) handleCheckSystemdService(message *pb.NodeStreamMessage) error {
-	systemctl, err := exec.LookPath("systemctl")
+	systemctl, err := executils.LookPath("systemctl")
 	if err != nil {
 		this.replyFail(message.RequestId, "'systemctl' not found")
 		return nil
@@ -378,7 +381,7 @@ func (this *APIStream) handleCheckLocalFirewall(message *pb.NodeStreamMessage) e
 			return nil
 		}
 
-		nft, err := exec.LookPath("nft")
+		nft, err := executils.LookPath("nft")
 		if err != nil {
 			this.replyFail(message.RequestId, "'nft' not found: "+err.Error())
 			return nil
@@ -439,10 +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

@@ -3,16 +3,16 @@
 package nodes
 
 import (
-	"errors"
+	"fmt"
 	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/conns"
 	teaconst "github.com/TeaOSLab/EdgeNode/internal/const"
 	"github.com/TeaOSLab/EdgeNode/internal/iplibrary"
 	"github.com/TeaOSLab/EdgeNode/internal/stats"
-	"github.com/TeaOSLab/EdgeNode/internal/ttlcache"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	connutils "github.com/TeaOSLab/EdgeNode/internal/utils/conns"
+	"github.com/TeaOSLab/EdgeNode/internal/utils/counters"
 	"github.com/TeaOSLab/EdgeNode/internal/utils/fasttime"
 	"github.com/TeaOSLab/EdgeNode/internal/waf"
 	"github.com/iwind/TeaGo/Tea"
@@ -24,6 +24,8 @@ import (
 	"time"
 )
 
+var synFloodCounter = counters.NewCounter().WithGC()
+
 // ClientConn 客户端连接
 type ClientConn struct {
 	BaseClientConn
@@ -61,11 +63,16 @@ func NewClientConn(rawConn net.Conn, isHTTP bool, isTLS bool, isInAllowList bool
 		isTLS:          isTLS,
 		isHTTP:         isHTTP,
 		isLO:           strings.HasPrefix(remoteAddr, "127.0.0.1:") || strings.HasPrefix(remoteAddr, "[::1]:"),
-		isNoStat:       connutils.IsNoStatConn(rawConn.RemoteAddr().String()),
+		isNoStat:       connutils.IsNoStatConn(remoteAddr),
 		isInAllowList:  isInAllowList,
 		createdAt:      fasttime.Now().Unix(),
 	}
 
+	if existsLnNodeIP(conn.RawIP()) {
+		conn.SetIsPersistent(true)
+	}
+
+	// 超时等设置
 	var globalServerConfig = sharedNodeConfig.GlobalServerConfig
 	if globalServerConfig != nil {
 		var performanceConfig = globalServerConfig.Performance
@@ -91,7 +98,7 @@ 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
 			}
@@ -122,14 +129,13 @@ 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)
 	}
 
 	// 忽略白名单和局域网
-	if this.isHTTP && !this.isInAllowList && !utils.IsLocalIP(this.RawIP()) {
+	if !this.isPersistent && this.isHTTP && !this.isInAllowList && !utils.IsLocalIP(this.RawIP()) {
 		// SYN Flood检测
 		if this.serverId == 0 || !this.hasResetSYNFlood {
 			var synFloodConfig = sharedNodeConfig.SYNFloodConfig()
@@ -157,7 +163,7 @@ 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
 			}
@@ -165,8 +171,7 @@ func (this *ClientConn) Write(b []byte) (n int, err error) {
 	}
 
 	// 设置写超时时间
-	if this.autoWriteTimeout {
-		// TODO L2 -> L1 写入时不限制时间
+	if !this.isPersistent && this.autoWriteTimeout {
 		var timeoutSeconds = len(b) / 1024
 		if timeoutSeconds < 3 {
 			timeoutSeconds = 3
@@ -183,6 +188,8 @@ 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
@@ -285,14 +292,13 @@ func (this *ClientConn) LastErr() error {
 }
 
 func (this *ClientConn) resetSYNFlood() {
-	ttlcache.SharedCache.Delete("SYN_FLOOD:" + this.RawIP())
+	synFloodCounter.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 timestamp = fasttime.Now().UnixNextMinute()
-		var result = ttlcache.SharedCache.IncreaseInt64("SYN_FLOOD:"+ip, 1, timestamp, true)
+		var result = synFloodCounter.IncreaseKey("SYN_FLOOD:"+ip, 60)
 		var minAttempts = synFloodConfig.MinAttempts
 		if minAttempts < 5 {
 			minAttempts = 5
@@ -301,7 +307,7 @@ func (this *ClientConn) increaseSYNFlood(synFloodConfig *firewallconfigs.SYNFloo
 			// 非TLS，设置为两倍，防止误封
 			minAttempts = 2 * minAttempts
 		}
-		if result >= int64(minAttempts) {
+		if result >= types.Uint64(minAttempts) {
 			var timeout = synFloodConfig.TimeoutSeconds
 			if timeout <= 0 {
 				timeout = 600

internal/nodes/client_conn_base.go

@@ -7,6 +7,8 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/firewalls"
 	"github.com/TeaOSLab/EdgeNode/internal/iplibrary"
 	"net"
+	"sync/atomic"
+	"time"
 )
 
 type BaseClientConn struct {
@@ -24,6 +26,8 @@ type BaseClientConn struct {
 	isClosed bool
 
 	rawIP string
+
+	totalSentBytes int64
 }
 
 func (this *BaseClientConn) IsClosed() bool {
@@ -54,12 +58,13 @@ func (this *BaseClientConn) SetServerId(serverId int64) (goNext bool) {
 	goNext = true
 
 	// 检查服务相关IP黑名单
-	if serverId > 0 && len(this.rawIP) > 0 {
+	var rawIP = this.RawIP()
+	if serverId > 0 && len(rawIP) > 0 {
 		// 是否在白名单中
-		ok, _, expiresAt := iplibrary.AllowIP(this.rawIP, serverId)
+		ok, _, expiresAt := iplibrary.AllowIP(rawIP, serverId)
 		if !ok {
 			_ = this.rawConn.Close()
-			firewalls.DropTemporaryTo(this.rawIP, expiresAt)
+			firewalls.DropTemporaryTo(rawIP, expiresAt)
 			return false
 		}
 	}
@@ -123,8 +128,8 @@ func (this *BaseClientConn) TCPConn() (tcpConn *net.TCPConn, ok bool) {
 	switch conn := this.rawConn.(type) {
 	case *tls.Conn:
 		var internalConn = conn.NetConn()
-		clientConn, ok := internalConn.(*ClientConn)
-		if ok {
+		clientConn, isClientConn := internalConn.(*ClientConn)
+		if isClientConn {
 			return clientConn.TCPConn()
 		}
 		tcpConn, ok = internalConn.(*net.TCPConn)
@@ -145,6 +150,8 @@ func (this *BaseClientConn) SetLinger(seconds int) error {
 
 func (this *BaseClientConn) SetIsPersistent(isPersistent bool) {
 	this.isPersistent = isPersistent
+
+	_ = this.rawConn.SetDeadline(time.Time{})
 }
 
 // SetFingerprint 设置指纹信息
@@ -156,3 +163,10 @@ 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

@@ -32,4 +32,7 @@ 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

@@ -6,8 +6,9 @@ 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"
 	"net/http"
 	"runtime"
@@ -20,6 +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
@@ -54,6 +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()
@@ -102,8 +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
@@ -131,14 +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)
@@ -152,7 +158,7 @@ func (this *HTTPClientPool) Client(req *HTTPRequest,
 					return nil, err
 				}
 
-				return conn, nil
+				return NewOriginConn(conn), nil
 			},
 			MaxIdleConns:          0,
 			MaxIdleConnsPerHost:   idleConns,
@@ -166,6 +172,11 @@ func (this *HTTPClientPool) Client(req *HTTPRequest,
 		},
 	}
 
+	// support http/2
+	if origin.HTTP2Enabled && origin.Addr != nil && origin.Addr.Protocol == serverconfigs.ProtocolHTTPS {
+		_ = http2.ConfigureTransport(transport.Transport)
+	}
+
 	rawClient = &http.Client{
 		Timeout:   readTimeout,
 		Transport: transport,
@@ -196,54 +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

@@ -46,6 +46,7 @@ type HTTPRequest struct {
 	ServerAddr string // 实际启动的服务器监听地址
 	IsHTTP     bool
 	IsHTTPS    bool
+	IsHTTP3    bool
 
 	// 共享参数
 	nodeConfig *nodeconfigs.NodeConfig
@@ -388,6 +389,21 @@ 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 {
+		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
 
@@ -396,14 +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() {
@@ -479,6 +498,17 @@ func (this *HTTPRequest) configureWeb(web *serverconfigs.HTTPWebConfig, isTop bo
 	// remote addr
 	if web.RemoteAddr != nil && (web.RemoteAddr.IsPrior || isTop) && web.RemoteAddr.IsOn {
 		this.web.RemoteAddr = web.RemoteAddr
+
+		// check if from proxy
+		if len(this.web.RemoteAddr.Value) > 0 && this.web.RemoteAddr.Value != "${rawRemoteAddr}" {
+			var requestConn = this.RawReq.Context().Value(HTTPConnContextKey)
+			if requestConn != nil {
+				requestClientConn, ok := requestConn.(ClientConnInterface)
+				if ok {
+					requestClientConn.SetIsPersistent(true)
+				}
+			}
+		}
 	}
 
 	// charset
@@ -497,6 +527,11 @@ func (this *HTTPRequest) configureWeb(web *serverconfigs.HTTPWebConfig, isTop bo
 		this.web.Compression = web.Compression
 	}
 
+	// optimizer
+	if web.Optimization != nil && (web.Optimization.IsPrior || (isTop && web.Optimization.IsOn())) {
+		this.web.Optimization = web.Optimization
+	}
+
 	// webp
 	if web.WebP != nil && (web.WebP.IsPrior || isTop) {
 		this.web.WebP = web.WebP
@@ -1698,8 +1733,13 @@ func (this *HTTPRequest) fixRequestHeader(header http.Header) {
 	}
 }
 
-// 处理自定义Response Header
-func (this *HTTPRequest) processResponseHeaders(responseHeader http.Header, statusCode int) {
+// ProcessResponseHeaders 处理自定义Response Header
+func (this *HTTPRequest) ProcessResponseHeaders(responseHeader http.Header, statusCode int) {
+	// Server Name
+	if this.nodeConfig != nil && this.nodeConfig.GlobalServerConfig != nil && len(this.nodeConfig.GlobalServerConfig.HTTPAll.ServerName) > 0 {
+		responseHeader.Set("Server", this.nodeConfig.GlobalServerConfig.HTTPAll.ServerName)
+	}
+
 	// 删除/添加/替换Header
 	// TODO 实现AddTrailers
 	if this.web.ResponseHeaderPolicy != nil && this.web.ResponseHeaderPolicy.IsOn {
@@ -1828,6 +1868,11 @@ func (this *HTTPRequest) processResponseHeaders(responseHeader http.Header, stat
 		this.ReqServer.HTTPS.SSLPolicy.HSTS.Match(this.ReqHost) {
 		responseHeader.Set(this.ReqServer.HTTPS.SSLPolicy.HSTS.HeaderKey(), this.ReqServer.HTTPS.SSLPolicy.HSTS.HeaderValue())
 	}
+
+	// HTTP/3
+	if this.IsHTTPS && !this.IsHTTP3 && this.ReqServer.SupportsHTTP3() {
+		this.processHTTP3Headers(responseHeader)
+	}
 }
 
 // 添加错误信息
@@ -1897,7 +1942,7 @@ func (this *HTTPRequest) canIgnore(err error) bool {
 
 // 检查连接是否已关闭
 func (this *HTTPRequest) isConnClosed() bool {
-	requestConn := this.RawReq.Context().Value(HTTPConnContextKey)
+	var requestConn = this.RawReq.Context().Value(HTTPConnContextKey)
 	if requestConn == nil {
 		return true
 	}

internal/nodes/http_request_cache.go

@@ -38,9 +38,14 @@ 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() {
-			cacheStatus := this.varMapping["cache.status"]
+			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)
 			}
@@ -48,7 +53,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	}
 
 	// 检查服务独立的缓存条件
-	refType := ""
+	var refType = ""
 	for _, cacheRef := range this.web.Cache.CacheRefs {
 		if !cacheRef.IsOn {
 			continue
@@ -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()
@@ -131,9 +146,10 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	this.varMapping["cache.key"] = key
 
 	// 读取缓存
-	storage := caches.SharedManager.FindStorageWithPolicy(cachePolicy.Id)
+	var storage = caches.SharedManager.FindStorageWithPolicy(cachePolicy.Id)
 	if storage == nil {
 		this.cacheRef = nil
+		cacheBypassDescription = "BYPASS, no policy found"
 		return
 	}
 	this.writer.cacheStorage = storage
@@ -241,16 +257,19 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 		reader, err = storage.OpenReader(key, useStale, false)
 		if err != nil && this.cacheRef.AllowPartialContent {
 			// 尝试读取分片的缓存内容
-			if len(rangeHeader) == 0 {
+			if len(rangeHeader) == 0 && this.cacheRef.ForcePartialContent {
 				// 默认读取开头
 				rangeHeader = "bytes=0-"
 			}
-			pReader, ranges := this.tryPartialReader(storage, key, useStale, rangeHeader)
-			if pReader != nil {
-				isPartialCache = true
-				reader = pReader
-				partialRanges = ranges
-				err = nil
+
+			if len(rangeHeader) > 0 {
+				pReader, ranges := this.tryPartialReader(storage, key, useStale, rangeHeader)
+				if pReader != nil {
+					isPartialCache = true
+					reader = pReader
+					partialRanges = ranges
+					err = nil
+				}
 			}
 		}
 
@@ -301,13 +320,13 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	this.writer.SetSentHeaderBytes(reader.HeaderSize())
 	var headerPool = this.bytePool(reader.HeaderSize())
 	var headerBuf = headerPool.Get()
-	err = reader.ReadHeader(headerBuf, func(n int) (goNext bool, err error) {
+	err = reader.ReadHeader(headerBuf, func(n int) (goNext bool, readErr error) {
 		headerData = append(headerData, headerBuf[:n]...)
 		for {
-			nIndex := bytes.Index(headerData, []byte{'\n'})
+			var nIndex = bytes.Index(headerData, []byte{'\n'})
 			if nIndex >= 0 {
-				row := headerData[:nIndex]
-				spaceIndex := bytes.Index(row, []byte{':'})
+				var row = headerData[:nIndex]
+				var spaceIndex = bytes.Index(row, []byte{':'})
 				if spaceIndex <= 0 {
 					return false, errors.New("invalid header '" + string(row) + "'")
 				}
@@ -375,7 +394,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	// 支持 If-None-Match
 	if !this.isLnRequest && !isPartialCache && len(eTag) > 0 && this.requestHeader("If-None-Match") == eTag {
 		// 自定义Header
-		this.processResponseHeaders(this.writer.Header(), http.StatusNotModified)
+		this.ProcessResponseHeaders(this.writer.Header(), http.StatusNotModified)
 		this.addExpiresHeader(reader.ExpiresAt())
 		this.writer.WriteHeader(http.StatusNotModified)
 		this.isCached = true
@@ -387,7 +406,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 	// 支持 If-Modified-Since
 	if !this.isLnRequest && !isPartialCache && len(modifiedTime) > 0 && this.requestHeader("If-Modified-Since") == modifiedTime {
 		// 自定义Header
-		this.processResponseHeaders(this.writer.Header(), http.StatusNotModified)
+		this.ProcessResponseHeaders(this.writer.Header(), http.StatusNotModified)
 		this.addExpiresHeader(reader.ExpiresAt())
 		this.writer.WriteHeader(http.StatusNotModified)
 		this.isCached = true
@@ -396,7 +415,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 		return true
 	}
 
-	this.processResponseHeaders(this.writer.Header(), reader.Status())
+	this.ProcessResponseHeaders(this.writer.Header(), reader.Status())
 	this.addExpiresHeader(reader.ExpiresAt())
 
 	// 返回上级节点过期时间
@@ -425,7 +444,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 		if supportRange {
 			if len(rangeHeader) > 0 {
 				if fileSize == 0 {
-					this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+					this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 					this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 					return true
 				}
@@ -433,7 +452,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 				if len(ranges) == 0 {
 					ranges, ok = httpRequestParseRangeHeader(rangeHeader)
 					if !ok {
-						this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+						this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 						this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 						return true
 					}
@@ -442,7 +461,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 					for k, r := range ranges {
 						r2, ok := r.Convert(fileSize)
 						if !ok {
-							this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+							this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 							this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 							return true
 						}
@@ -460,9 +479,9 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 
 			var pool = this.bytePool(fileSize)
 			var bodyBuf = pool.Get()
-			err = reader.ReadBodyRange(bodyBuf, ranges[0].Start(), ranges[0].End(), func(n int) (goNext bool, err error) {
-				_, err = this.writer.Write(bodyBuf[:n])
-				if err != nil {
+			err = reader.ReadBodyRange(bodyBuf, ranges[0].Start(), ranges[0].End(), func(n int) (goNext bool, readErr error) {
+				_, readErr = this.writer.Write(bodyBuf[:n])
+				if readErr != nil {
 					return false, errWritingToClient
 				}
 				return true, nil
@@ -472,7 +491,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 				this.varMapping["cache.status"] = "MISS"
 
 				if err == caches.ErrInvalidRange {
-					this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+					this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 					this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 					return true
 				}
@@ -485,7 +504,7 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 			var boundary = httpRequestGenBoundary()
 			respHeader.Set("Content-Type", "multipart/byteranges; boundary="+boundary)
 			respHeader.Del("Content-Length")
-			contentType := respHeader.Get("Content-Type")
+			var contentType = respHeader.Get("Content-Type")
 
 			this.writer.WriteHeader(http.StatusPartialContent)
 
@@ -516,9 +535,9 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 
 				var pool = this.bytePool(fileSize)
 				var bodyBuf = pool.Get()
-				err := reader.ReadBodyRange(bodyBuf, r.Start(), r.End(), func(n int) (goNext bool, err error) {
-					_, err = this.writer.Write(bodyBuf[:n])
-					if err != nil {
+				err = reader.ReadBodyRange(bodyBuf, r.Start(), r.End(), func(n int) (goNext bool, readErr error) {
+					_, readErr = this.writer.Write(bodyBuf[:n])
+					if readErr != nil {
 						return false, errWritingToClient
 					}
 					return true, nil

internal/nodes/http_request_error.go

@@ -57,7 +57,7 @@ func (this *HTTPRequest) writeCode(statusCode int, enMessage string, zhMessage s
 		return "${" + varName + "}"
 	})
 
-	this.processResponseHeaders(this.writer.Header(), statusCode)
+	this.ProcessResponseHeaders(this.writer.Header(), statusCode)
 	this.writer.WriteHeader(statusCode)
 
 	_, _ = this.writer.Write([]byte(pageContent))
@@ -110,7 +110,7 @@ func (this *HTTPRequest) write50x(err error, statusCode int, enMessage string, z
 		return "${" + varName + "}"
 	})
 
-	this.processResponseHeaders(this.writer.Header(), statusCode)
+	this.ProcessResponseHeaders(this.writer.Header(), statusCode)
 	this.writer.WriteHeader(statusCode)
 
 	_, _ = this.writer.Write([]byte(pageContent))

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)
@@ -197,7 +197,7 @@ func (this *HTTPRequest) doFastcgi() (shouldStop bool) {
 
 	// 响应Header
 	this.writer.AddHeaders(resp.Header)
-	this.processResponseHeaders(this.writer.Header(), resp.StatusCode)
+	this.ProcessResponseHeaders(this.writer.Header(), resp.StatusCode)
 
 	// 准备
 	this.writer.Prepare(resp, resp.ContentLength, resp.StatusCode, true)

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 {
@@ -54,7 +54,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 						return false
 					}
 
-					this.processResponseHeaders(this.writer.Header(), status)
+					this.ProcessResponseHeaders(this.writer.Header(), status)
 					http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
 					return true
 				}
@@ -96,7 +96,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 					}
 				}
 
-				this.processResponseHeaders(this.writer.Header(), status)
+				this.ProcessResponseHeaders(this.writer.Header(), status)
 				http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
 				return true
 			} else { // 精准匹配
@@ -119,7 +119,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 						}
 					}
 
-					this.processResponseHeaders(this.writer.Header(), status)
+					this.ProcessResponseHeaders(this.writer.Header(), status)
 					http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
 					return true
 				}
@@ -155,7 +155,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 					return false
 				}
 
-				this.processResponseHeaders(this.writer.Header(), status)
+				this.ProcessResponseHeaders(this.writer.Header(), status)
 
 				// 参数
 				var qIndex = strings.Index(this.uri, "?")
@@ -194,7 +194,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 				return false
 			}
 
-			var containsPort = false
+			var containsPort bool
 			if u.PortsAll {
 				containsPort = true
 			} else {
@@ -211,7 +211,7 @@ func (this *HTTPRequest) doHostRedirect() (blocked bool) {
 					return false
 				}
 
-				this.processResponseHeaders(this.writer.Header(), status)
+				this.ProcessResponseHeaders(this.writer.Header(), status)
 				http.Redirect(this.RawWriter, this.RawReq, afterURL, status)
 				return true
 			}

internal/nodes/http_request_http3.go

@@ -0,0 +1,10 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+//go:build !plus
+
+package nodes
+
+import "net/http"
+
+func (this *HTTPRequest) processHTTP3Headers(respHeader http.Header) {
+	// stub
+}

internal/nodes/http_request_ln.go

@@ -12,6 +12,10 @@ const (
 	LNExpiresHeader = "X-Edge-Ln-Expires"
 )
 
+func existsLnNodeIP(nodeIP string) bool {
+	return false
+}
+
 func (this *HTTPRequest) checkLnRequest() bool {
 	return false
 }

internal/nodes/http_request_log.go

@@ -14,6 +14,11 @@ const (
 
 // 日志
 func (this *HTTPRequest) log() {
+	// 检查全局配置
+	if this.nodeConfig != nil && this.nodeConfig.GlobalServerConfig != nil && !this.nodeConfig.GlobalServerConfig.HTTPAccessLog.IsOn {
+		return
+	}
+
 	var ref *serverconfigs.HTTPAccessLogRef
 	if !this.forceLog {
 		if this.disableLog {

internal/nodes/http_request_mismatch.go

@@ -8,6 +8,8 @@ import (
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
 	"github.com/TeaOSLab/EdgeNode/internal/ttlcache"
 	"github.com/TeaOSLab/EdgeNode/internal/waf"
+	"github.com/iwind/TeaGo/types"
+	"net"
 	"net/http"
 	"time"
 )
@@ -32,7 +34,29 @@ func (this *HTTPRequest) doMismatch() {
 	}
 
 	// 根据配置进行相应的处理
-	if sharedNodeConfig.GlobalServerConfig != nil && sharedNodeConfig.GlobalServerConfig.HTTPAll.MatchDomainStrictly {
+	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 {
+			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
+		}
+
 		// 检查cc
 		// TODO 可以在管理端配置是否开启以及最多尝试次数
 		// 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
@@ -47,13 +71,13 @@ func (this *HTTPRequest) doMismatch() {
 		}
 
 		// 处理当前连接
-		var httpAllConfig = sharedNodeConfig.GlobalServerConfig.HTTPAll
-		var mismatchAction = httpAllConfig.DomainMismatchAction
 		if mismatchAction != nil && mismatchAction.Code == "page" {
 			if mismatchAction.Options != nil {
+				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_oss.go

@@ -0,0 +1,15 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+//go:build !plus
+
+package nodes
+
+import (
+	"errors"
+	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
+	"net/http"
+)
+
+func (this *HTTPRequest) doOSSOrigin(origin *serverconfigs.OriginConfig) (resp *http.Response, goNext bool, errorCode string, ossBucketName string, err error) {
+	// stub
+	return nil, false, "", "", errors.New("not implemented")
+}

internal/nodes/http_request_page.go

@@ -6,13 +6,13 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"github.com/iwind/TeaGo/Tea"
-	"github.com/iwind/TeaGo/logs"
 	"net/http"
 	"os"
-	"regexp"
+	"path"
+	"strings"
 )
 
-var urlPrefixRegexp = regexp.MustCompile("^(?i)(http|https|ftp)://")
+const defaultPageContentType = "text/html; charset=utf-8"
 
 // 请求特殊页面
 func (this *HTTPRequest) doPage(status int) (shouldStop bool) {
@@ -49,7 +49,7 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 	for _, page := range pages {
 		if page.Match(status) {
 			if len(page.BodyType) == 0 || page.BodyType == shared.BodyTypeURL {
-				if urlPrefixRegexp.MatchString(page.URL) {
+				if urlSchemeRegexp.MatchString(page.URL) {
 					var newStatus = page.NewStatus
 					if newStatus <= 0 {
 						newStatus = status
@@ -57,45 +57,50 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 					this.doURL(http.MethodGet, page.URL, "", newStatus, true)
 					return true
 				} else {
-					file := Tea.Root + Tea.DS + page.URL
-					fp, err := os.Open(file)
-					if err != nil {
-						logs.Error(err)
-						msg := "404 page not found: '" + page.URL + "'"
-
+					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)
-						_, err := this.writer.Write([]byte(msg))
-						if err != nil {
-							logs.Error(err)
-						}
+						_, _ = this.writer.Write([]byte(msg))
 						return true
 					}
+					var file = Tea.Root + Tea.DS + realpath
+					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
+					}
+					defer func() {
+						_ = fp.Close()
+					}()
 
 					stat, err := fp.Stat()
 					if err != nil {
-						logs.Error(err)
-						msg := "404 could not read page content: '" + page.URL + "'"
-
+						var msg = "404 could not read page content: '" + page.URL + "'"
+						this.writer.Header().Set("Content-Type", defaultPageContentType)
 						this.writer.WriteHeader(http.StatusNotFound)
-						_, err := this.writer.Write([]byte(msg))
-						if err != nil {
-							logs.Error(err)
-						}
+						_, _ = this.writer.Write([]byte(msg))
 						return true
 					}
 
 					// 修改状态码
 					if page.NewStatus > 0 {
 						// 自定义响应Headers
-						this.processResponseHeaders(this.writer.Header(), page.NewStatus)
+						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.processResponseHeaders(this.writer.Header(), status)
+						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)
 					}
-					buf := utils.BytePool1k.Get()
+					var buf = utils.BytePool1k.Get()
 					_, err = utils.CopyWithFilter(this.writer, fp, buf, func(p []byte) []byte {
 						return []byte(this.Format(string(p)))
 					})
@@ -107,10 +112,6 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 					} else {
 						this.writer.SetOk()
 					}
-					err = fp.Close()
-					if err != nil {
-						logs.Error(err)
-					}
 				}
 
 				return true
@@ -126,11 +127,13 @@ func (this *HTTPRequest) doPageLookup(pages []*serverconfigs.HTTPPageConfig, sta
 				// 修改状态码
 				if page.NewStatus > 0 {
 					// 自定义响应Headers
-					this.processResponseHeaders(this.writer.Header(), page.NewStatus)
+					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.processResponseHeaders(this.writer.Header(), status)
+					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_plan_expires.go

@@ -12,7 +12,7 @@ func (this *HTTPRequest) doPlanExpires() {
 	this.tags = append(this.tags, "plan")
 
 	var statusCode = http.StatusNotFound
-	this.processResponseHeaders(this.writer.Header(), statusCode)
+	this.ProcessResponseHeaders(this.writer.Header(), statusCode)
 
 	this.writer.WriteHeader(statusCode)
 	_, _ = this.writer.WriteString(this.Format(serverconfigs.DefaultPlanExpireNoticePageBody))

internal/nodes/http_request_redirect_https.go

@@ -42,7 +42,7 @@ func (this *HTTPRequest) doRedirectToHTTPS(redirectToHTTPSConfig *serverconfigs.
 	}
 
 	var newURL = "https://" + host + this.RawReq.RequestURI
-	this.processResponseHeaders(this.writer.Header(), statusCode)
+	this.ProcessResponseHeaders(this.writer.Header(), statusCode)
 	http.Redirect(this.writer, this.RawReq, newURL, statusCode)
 
 	return true

internal/nodes/http_request_referers.go

@@ -12,13 +12,29 @@ func (this *HTTPRequest) doCheckReferers() (shouldStop bool) {
 		return
 	}
 
+	var origin = this.RawReq.Header.Get("Origin")
+
 	const cacheSeconds = "3600" // 时间不能过长，防止修改设置后长期无法生效
 
+	// 处理用到Origin的特殊功能
+	if this.web.Referers.CheckOrigin && len(origin) > 0 {
+		// 处理Websocket
+		if this.web.Websocket != nil && this.web.Websocket.IsOn && this.RawReq.Header.Get("Upgrade") == "websocket" {
+			originHost, _ := httpParseHost(origin)
+			if len(originHost) > 0 && this.web.Websocket.MatchOrigin(originHost) {
+				return
+			}
+		}
+	}
+
 	var refererURL = this.RawReq.Header.Get("Referer")
 	if len(refererURL) == 0 && this.web.Referers.CheckOrigin {
-		var origin = this.RawReq.Header.Get("Origin")
 		if len(origin) > 0 && origin != "null" {
-			refererURL = "https://" + origin // 因为Origin都只有域名部分，所以为了下面的URL 分析需要加上https://
+			if urlSchemeRegexp.MatchString(origin) {
+				refererURL = origin
+			} else {
+				refererURL = "https://" + origin
+			}
 		}
 	}
 

internal/nodes/http_request_reverse_proxy.go

@@ -21,15 +21,13 @@ 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 +41,7 @@ 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
@@ -66,19 +64,21 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 
 	// 二级节点
 	var hasMultipleLnNodes = false
-	if this.cacheRef != nil {
+	if this.cacheRef != nil || (this.nodeConfig != nil && this.nodeConfig.GlobalServerConfig != nil && this.nodeConfig.GlobalServerConfig.HTTPAll.ForceLnRequest) {
 		origin, lnNodeId, hasMultipleLnNodes = this.getLnOrigin(failedLnNodeIds)
 		if origin != nil {
 			// 强制变更原来访问的域名
 			requestHost = this.ReqHost
 		}
 
-		// 回源Header中去除If-None-Match和If-Modified-Since
-		if !this.cacheRef.EnableIfNoneMatch {
-			this.DeleteHeader("If-None-Match")
-		}
-		if !this.cacheRef.EnableIfModifiedSince {
-			this.DeleteHeader("If-Modified-Since")
+		if this.cacheRef != nil {
+			// 回源Header中去除If-None-Match和If-Modified-Since
+			if !this.cacheRef.EnableIfNoneMatch {
+				this.DeleteHeader("If-None-Match")
+			}
+			if !this.cacheRef.EnableIfModifiedSince {
+				this.DeleteHeader("If-Modified-Since")
+			}
 		}
 	}
 
@@ -115,14 +115,20 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 		requestHostHasVariables = origin.RequestHostHasVariables()
 	}
 
+	// 处理OSS
+	var isHTTPOrigin = origin.OSS == nil
+
 	// 处理Scheme
-	if origin.Addr == nil {
+	if isHTTPOrigin && origin.Addr == nil {
 		err := errors.New(this.URL() + ": Origin '" + strconv.FormatInt(origin.Id, 10) + "' does not has a address")
 		remotelogs.ErrorServer("HTTP_REQUEST_REVERSE_PROXY", err.Error())
 		this.write50x(err, http.StatusBadGateway, "Origin site did not has a valid address", "源站尚未配置地址", true)
 		return
 	}
-	this.RawReq.URL.Scheme = origin.Addr.Protocol.Primary().Scheme()
+
+	if isHTTPOrigin {
+		this.RawReq.URL.Scheme = origin.Addr.Protocol.Primary().Scheme()
+	}
 
 	// StripPrefix
 	if len(stripPrefix) > 0 {
@@ -159,63 +165,66 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 		this.uri = utils.CleanPath(this.uri)
 	}
 
-	// 获取源站地址
-	var originAddr = origin.Addr.PickAddress()
-	if origin.Addr.HostHasVariables() {
-		originAddr = this.Format(originAddr)
-	}
-
-	// 端口跟随
-	if origin.FollowPort {
-		var originHostIndex = strings.Index(originAddr, ":")
-		if originHostIndex < 0 {
-			var originErr = errors.New(this.URL() + ": Invalid origin address '" + originAddr + "', lacking port")
-			remotelogs.ErrorServer("HTTP_REQUEST_REVERSE_PROXY", originErr.Error())
-			this.write50x(originErr, http.StatusBadGateway, "No port in origin site address", "源站地址中没有配置端口", true)
-			return
+	var originAddr = ""
+	if isHTTPOrigin {
+		// 获取源站地址
+		originAddr = origin.Addr.PickAddress()
+		if origin.Addr.HostHasVariables() {
+			originAddr = this.Format(originAddr)
 		}
-		originAddr = originAddr[:originHostIndex+1] + types.String(this.requestServerPort())
-	}
-	this.originAddr = originAddr
 
-	// RequestHost
-	if len(requestHost) > 0 {
-		if requestHostHasVariables {
-			this.RawReq.Host = this.Format(requestHost)
+		// 端口跟随
+		if origin.FollowPort {
+			var originHostIndex = strings.Index(originAddr, ":")
+			if originHostIndex < 0 {
+				var originErr = errors.New(this.URL() + ": Invalid origin address '" + originAddr + "', lacking port")
+				remotelogs.ErrorServer("HTTP_REQUEST_REVERSE_PROXY", originErr.Error())
+				this.write50x(originErr, http.StatusBadGateway, "No port in origin site address", "源站地址中没有配置端口", true)
+				return
+			}
+			originAddr = originAddr[:originHostIndex+1] + types.String(this.requestServerPort())
+		}
+		this.originAddr = originAddr
+
+		// RequestHost
+		if len(requestHost) > 0 {
+			if requestHostHasVariables {
+				this.RawReq.Host = this.Format(requestHost)
+			} else {
+				this.RawReq.Host = requestHost
+			}
+
+			// 是否移除端口
+			if this.reverseProxy.RequestHostExcludingPort {
+				this.RawReq.Host = utils.ParseAddrHost(this.RawReq.Host)
+			}
+
+			this.RawReq.URL.Host = this.RawReq.Host
+		} else if this.reverseProxy.RequestHostType == serverconfigs.RequestHostTypeOrigin {
+			// 源站主机名
+			var hostname = originAddr
+			if origin.Addr.Protocol.IsHTTPFamily() {
+				hostname = strings.TrimSuffix(hostname, ":80")
+			} else if origin.Addr.Protocol.IsHTTPSFamily() {
+				hostname = strings.TrimSuffix(hostname, ":443")
+			}
+
+			this.RawReq.Host = hostname
+
+			// 是否移除端口
+			if this.reverseProxy.RequestHostExcludingPort {
+				this.RawReq.Host = utils.ParseAddrHost(this.RawReq.Host)
+			}
+
+			this.RawReq.URL.Host = this.RawReq.Host
 		} else {
-			this.RawReq.Host = requestHost
-		}
+			this.RawReq.URL.Host = this.ReqHost
 
-		// 是否移除端口
-		if this.reverseProxy.RequestHostExcludingPort {
-			this.RawReq.Host = utils.ParseAddrHost(this.RawReq.Host)
-		}
-
-		this.RawReq.URL.Host = this.RawReq.Host
-	} else if this.reverseProxy.RequestHostType == serverconfigs.RequestHostTypeOrigin {
-		// 源站主机名
-		var hostname = originAddr
-		if origin.Addr.Protocol.IsHTTPFamily() {
-			hostname = strings.TrimSuffix(hostname, ":80")
-		} else if origin.Addr.Protocol.IsHTTPSFamily() {
-			hostname = strings.TrimSuffix(hostname, ":443")
-		}
-
-		this.RawReq.Host = hostname
-
-		// 是否移除端口
-		if this.reverseProxy.RequestHostExcludingPort {
-			this.RawReq.Host = utils.ParseAddrHost(this.RawReq.Host)
-		}
-
-		this.RawReq.URL.Host = this.RawReq.Host
-	} else {
-		this.RawReq.URL.Host = this.ReqHost
-
-		// 是否移除端口
-		if this.reverseProxy.RequestHostExcludingPort {
-			this.RawReq.Host = utils.ParseAddrHost(this.RawReq.Host)
-			this.RawReq.URL.Host = utils.ParseAddrHost(this.RawReq.URL.Host)
+			// 是否移除端口
+			if this.reverseProxy.RequestHostExcludingPort {
+				this.RawReq.Host = utils.ParseAddrHost(this.RawReq.Host)
+				this.RawReq.URL.Host = utils.ParseAddrHost(this.RawReq.URL.Host)
+			}
 		}
 	}
 
@@ -241,60 +250,104 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 	}
 
 	// 判断是否为Websocket请求
-	if this.RawReq.Header.Get("Upgrade") == "websocket" {
+	if isHTTPOrigin && this.RawReq.Header.Get("Upgrade") == "websocket" {
 		shouldRetry = this.doWebsocket(requestHost, isLastRetry)
 		return
 	}
 
-	// 获取请求客户端
-	client, err := SharedHTTPClientPool.Client(this, origin, originAddr, this.reverseProxy.ProxyProtocol, this.reverseProxy.FollowRedirects)
-	if err != nil {
-		remotelogs.ErrorServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Create client failed: "+err.Error())
-		this.write50x(err, http.StatusBadGateway, "Failed to create origin site client", "构造源站客户端失败", true)
+	var resp *http.Response
+	var respBodyIsClosed bool
+	var requestErr error
+	var requestErrCode string
+	if isHTTPOrigin { // 普通HTTP(S)源站
+		// 修复空User-Agent问题
+		_, existsUserAgent := this.RawReq.Header["User-Agent"]
+		if !existsUserAgent {
+			this.RawReq.Header["User-Agent"] = []string{""}
+		}
+
+		// 获取请求客户端
+		client, err := SharedHTTPClientPool.Client(this, origin, originAddr, this.reverseProxy.ProxyProtocol, this.reverseProxy.FollowRedirects)
+		if err != nil {
+			remotelogs.ErrorServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Create client failed: "+err.Error())
+			this.write50x(err, http.StatusBadGateway, "Failed to create origin site client", "构造源站客户端失败", true)
+			return
+		}
+
+		// 尝试自动纠正源站地址中的scheme
+		if this.RawReq.URL.Scheme == "http" && strings.HasSuffix(originAddr, ":443") {
+			this.RawReq.URL.Scheme = "https"
+		} else if this.RawReq.URL.Scheme == "https" && strings.HasSuffix(originAddr, ":80") {
+			this.RawReq.URL.Scheme = "http"
+		}
+
+		// 开始请求
+		resp, requestErr = client.Do(this.RawReq)
+	} else if origin.OSS != nil { // OSS源站
+		var goNext bool
+		resp, goNext, requestErrCode, _, requestErr = this.doOSSOrigin(origin)
+		if requestErr == nil {
+			if resp == nil || !goNext {
+				return
+			}
+		}
+	} else {
+		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
 	}
 
-	// 开始请求
-	resp, err := client.Do(this.RawReq)
-	if err != nil {
+	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 := err.(*url.Error)
+		httpErr, ok := requestErr.(*url.Error)
 		if !ok {
-			SharedOriginStateManager.Fail(origin, requestHost, this.reverseProxy, func() {
-				this.reverseProxy.ResetScheduling()
-			})
-			this.write50x(err, 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: "+err.Error())
+			if isHTTPOrigin {
+				SharedOriginStateManager.Fail(origin, requestHost, this.reverseProxy, func() {
+					this.reverseProxy.ResetScheduling()
+				})
+			}
+
+			if len(requestErrCode) > 0 {
+				this.write50x(requestErr, http.StatusBadGateway, "Failed to read origin site (error code: "+requestErrCode+")", "源站读取失败（错误代号："+requestErrCode+"）", true)
+			} else {
+				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 {
-			SharedOriginStateManager.Fail(origin, requestHost, this.reverseProxy, func() {
-				this.reverseProxy.ResetScheduling()
-			})
+			if isHTTPOrigin {
+				SharedOriginStateManager.Fail(origin, requestHost, this.reverseProxy, func() {
+					this.reverseProxy.ResetScheduling()
+				})
+			}
 
 			// 是否需要重试
 			if (originId > 0 || (lnNodeId > 0 && hasMultipleLnNodes)) && !isLastRetry {
 				shouldRetry = true
 				this.uri = oldURI // 恢复备份
 
-				if resp != nil && resp.Body != nil {
-					_ = resp.Body.Close()
-				}
-
 				if httpErr.Err != io.EOF {
-					remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Request origin server failed: "+err.Error())
+					remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Request origin server failed: "+requestErr.Error())
 				}
 
 				return
 			}
 
 			if httpErr.Timeout() {
-				this.write50x(err, http.StatusGatewayTimeout, "Read origin site timeout", "源站读取超时", true)
+				this.write50x(requestErr, http.StatusGatewayTimeout, "Read origin site timeout", "源站读取超时", true)
 			} else if httpErr.Temporary() {
-				this.write50x(err, http.StatusServiceUnavailable, "Origin site unavailable now", "源站当前不可用", true)
+				this.write50x(requestErr, http.StatusServiceUnavailable, "Origin site unavailable now", "源站当前不可用", true)
 			} else {
-				this.write50x(err, http.StatusBadGateway, "Failed to read origin site", "源站读取失败", true)
+				this.write50x(requestErr, http.StatusBadGateway, "Failed to read origin site", "源站读取失败", true)
 			}
 			if httpErr.Err != io.EOF {
-				remotelogs.WarnServer("HTTP_REQUEST_REVERSE_PROXY", this.URL()+": Request origin server failed: "+err.Error())
+				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
@@ -314,22 +367,9 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 			}
 
 			if !isClientError {
-				this.write50x(err, http.StatusBadGateway, "Failed to read origin site", "源站读取失败", true)
+				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.")
-		if resp.Body != nil {
-			_ = resp.Body.Close()
-		}
 		return
 	}
 
@@ -337,7 +377,7 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 	this.originStatus = int32(resp.StatusCode)
 
 	// 恢复源站状态
-	if !origin.IsOk {
+	if !origin.IsOk && isHTTPOrigin {
 		SharedOriginStateManager.Success(origin, func() {
 			this.reverseProxy.ResetScheduling()
 		})
@@ -346,23 +386,24 @@ 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
 	}
 
+	// Page optimization
+	if this.web.Optimization != nil && resp.Body != nil && this.cacheRef != nil /** must under cache **/ {
+		err := this.web.Optimization.FilterResponse(resp)
+		if err != nil {
+			this.write50x(err, http.StatusBadGateway, "Page Optimization: Fail to read content from origin", "内容优化：从源站读取内容失败", false)
+			return
+		}
+	}
+
 	// 设置Charset
 	// TODO 这里应该可以设置文本类型的列表，以及是否强制覆盖所有文本类型的字符集
 	if this.web.Charset != nil && this.web.Charset.IsOn && len(this.web.Charset.Charset) > 0 {
@@ -409,10 +450,22 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 
 	// 响应Header
 	this.writer.AddHeaders(resp.Header)
-	this.processResponseHeaders(this.writer.Header(), resp.StatusCode)
+	this.ProcessResponseHeaders(this.writer.Header(), resp.StatusCode)
 
 	// 是否需要刷新
-	var shouldAutoFlush = this.reverseProxy.AutoFlush || this.RawReq.Header.Get("Accept") == "text/event-stream"
+	var shouldAutoFlush = this.reverseProxy.AutoFlush || (resp.Header != nil && strings.Contains(resp.Header.Get("Content-Type"), "stream"))
+
+	// 设置当前连接为Persistence
+	if shouldAutoFlush && this.nodeConfig != nil && this.nodeConfig.HasConnTimeoutSettings() {
+		var requestConn = this.RawReq.Context().Value(HTTPConnContextKey)
+		if requestConn == nil {
+			return
+		}
+		requestClientConn, ok := requestConn.(ClientConnInterface)
+		if ok {
+			requestClientConn.SetIsPersistent(true)
+		}
+	}
 
 	// 准备
 	var delayHeaders = this.writer.Prepare(resp, resp.ContentLength, resp.StatusCode, true)
@@ -429,6 +482,7 @@ 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
@@ -437,6 +491,7 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 	// 输出到客户端
 	var pool = this.bytePool(resp.ContentLength)
 	var buf = pool.Get()
+	var err error
 	if shouldAutoFlush {
 		for {
 			n, readErr := resp.Body.Read(buf)
@@ -453,11 +508,33 @@ 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

@@ -30,10 +30,10 @@ func (this *HTTPRequest) doRewrite() (shouldShop bool) {
 	// 跳转
 	if this.rewriteRule.Mode == serverconfigs.HTTPRewriteModeRedirect {
 		if this.rewriteRule.RedirectStatus > 0 {
-			this.processResponseHeaders(this.writer.Header(), this.rewriteRule.RedirectStatus)
+			this.ProcessResponseHeaders(this.writer.Header(), this.rewriteRule.RedirectStatus)
 			http.Redirect(this.writer, this.RawReq, this.rewriteReplace, this.rewriteRule.RedirectStatus)
 		} else {
-			this.processResponseHeaders(this.writer.Header(), http.StatusTemporaryRedirect)
+			this.ProcessResponseHeaders(this.writer.Header(), http.StatusTemporaryRedirect)
 			http.Redirect(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 {
@@ -217,7 +230,7 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 	// 支持 If-None-Match
 	if this.requestHeader("If-None-Match") == eTag {
 		// 自定义Header
-		this.processResponseHeaders(this.writer.Header(), http.StatusNotModified)
+		this.ProcessResponseHeaders(this.writer.Header(), http.StatusNotModified)
 		this.writer.WriteHeader(http.StatusNotModified)
 		return true
 	}
@@ -225,7 +238,7 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 	// 支持 If-Modified-Since
 	if this.requestHeader("If-Modified-Since") == modifiedTime {
 		// 自定义Header
-		this.processResponseHeaders(this.writer.Header(), http.StatusNotModified)
+		this.ProcessResponseHeaders(this.writer.Header(), http.StatusNotModified)
 		this.writer.WriteHeader(http.StatusNotModified)
 		return true
 	}
@@ -253,14 +266,14 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 		var contentRange = this.RawReq.Header.Get("Range")
 		if len(contentRange) > 0 {
 			if fileSize == 0 {
-				this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+				this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 				this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 				return true
 			}
 
 			set, ok := httpRequestParseRangeHeader(contentRange)
 			if !ok {
-				this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+				this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 				this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 				return true
 			}
@@ -269,7 +282,7 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 				for k, r := range ranges {
 					r2, ok := r.Convert(fileSize)
 					if !ok {
-						this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+						this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 						this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 						return true
 					}
@@ -290,7 +303,7 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 	}
 
 	// 自定义Header
-	this.processResponseHeaders(this.writer.Header(), http.StatusOK)
+	this.ProcessResponseHeaders(this.writer.Header(), http.StatusOK)
 
 	// 在Range请求中不能缓存
 	if len(ranges) > 0 {
@@ -325,7 +338,7 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 			return true
 		}
 		if !ok {
-			this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+			this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 			this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 			return true
 		}
@@ -377,7 +390,7 @@ func (this *HTTPRequest) doRoot() (isBreak bool) {
 				return true
 			}
 			if !ok {
-				this.processResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
+				this.ProcessResponseHeaders(this.writer.Header(), http.StatusRequestedRangeNotSatisfiable)
 				this.writer.WriteHeader(http.StatusRequestedRangeNotSatisfiable)
 				return true
 			}

internal/nodes/http_request_shutdown.go

@@ -5,21 +5,22 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"github.com/iwind/TeaGo/Tea"
-	"github.com/iwind/TeaGo/logs"
 	"net/http"
 	"os"
+	"path"
+	"strings"
 )
 
 // 调用临时关闭页面
 func (this *HTTPRequest) doShutdown() {
-	shutdown := this.web.Shutdown
+	var shutdown = this.web.Shutdown
 	if shutdown == nil {
 		return
 	}
 
 	if len(shutdown.BodyType) == 0 || shutdown.BodyType == shared.BodyTypeURL {
 		// URL
-		if urlPrefixRegexp.MatchString(shutdown.URL) {
+		if urlSchemeRegexp.MatchString(shutdown.URL) {
 			this.doURL(http.MethodGet, shutdown.URL, "", shutdown.Status, true)
 			return
 		}
@@ -28,44 +29,46 @@ func (this *HTTPRequest) doShutdown() {
 		if len(shutdown.URL) == 0 {
 			// 自定义响应Headers
 			if shutdown.Status > 0 {
-				this.processResponseHeaders(this.writer.Header(), shutdown.Status)
+				this.ProcessResponseHeaders(this.writer.Header(), shutdown.Status)
 				this.writer.WriteHeader(shutdown.Status)
 			} else {
-				this.processResponseHeaders(this.writer.Header(), http.StatusOK)
+				this.ProcessResponseHeaders(this.writer.Header(), http.StatusOK)
 				this.writer.WriteHeader(http.StatusOK)
 			}
-			_, err := this.writer.WriteString("The site have been shutdown.")
-			if err != nil {
-				logs.Error(err)
-			}
-
+			_, _ = this.writer.WriteString("The site have been shutdown.")
 			return
 		}
 
 		// 从本地文件中读取
-		file := Tea.Root + Tea.DS + shutdown.URL
+		var realpath = path.Clean(shutdown.URL)
+		if !strings.HasPrefix(realpath, "/pages/") && !strings.HasPrefix(realpath, "pages/") { // only files under "/pages/" can be used
+			var msg = "404 page not found: '" + shutdown.URL + "'"
+			this.writer.WriteHeader(http.StatusNotFound)
+			_, _ = this.writer.Write([]byte(msg))
+			return
+		}
+		var file = Tea.Root + Tea.DS + shutdown.URL
 		fp, err := os.Open(file)
 		if err != nil {
-			logs.Error(err)
-			msg := "404 page not found: '" + shutdown.URL + "'"
-
+			var msg = "404 page not found: '" + shutdown.URL + "'"
 			this.writer.WriteHeader(http.StatusNotFound)
-			_, err = this.writer.Write([]byte(msg))
-			if err != nil {
-				logs.Error(err)
-			}
+			_, _ = this.writer.Write([]byte(msg))
 			return
 		}
 
+		defer func() {
+			_ = fp.Close()
+		}()
+
 		// 自定义响应Headers
 		if shutdown.Status > 0 {
-			this.processResponseHeaders(this.writer.Header(), shutdown.Status)
+			this.ProcessResponseHeaders(this.writer.Header(), shutdown.Status)
 			this.writer.WriteHeader(shutdown.Status)
 		} else {
-			this.processResponseHeaders(this.writer.Header(), http.StatusOK)
+			this.ProcessResponseHeaders(this.writer.Header(), http.StatusOK)
 			this.writer.WriteHeader(http.StatusOK)
 		}
-		buf := utils.BytePool1k.Get()
+		var buf = utils.BytePool1k.Get()
 		_, err = utils.CopyWithFilter(this.writer, fp, buf, func(p []byte) []byte {
 			return []byte(this.Format(string(p)))
 		})
@@ -77,18 +80,13 @@ func (this *HTTPRequest) doShutdown() {
 		} else {
 			this.writer.SetOk()
 		}
-
-		err = fp.Close()
-		if err != nil {
-			remotelogs.Warn("HTTP_REQUEST_SHUTDOWN", "close file failed: "+err.Error())
-		}
 	} else if shutdown.BodyType == shared.BodyTypeHTML {
 		// 自定义响应Headers
 		if shutdown.Status > 0 {
-			this.processResponseHeaders(this.writer.Header(), shutdown.Status)
+			this.ProcessResponseHeaders(this.writer.Header(), shutdown.Status)
 			this.writer.WriteHeader(shutdown.Status)
 		} else {
-			this.processResponseHeaders(this.writer.Header(), http.StatusOK)
+			this.ProcessResponseHeaders(this.writer.Header(), http.StatusOK)
 			this.writer.WriteHeader(http.StatusOK)
 		}
 

internal/nodes/http_request_traffic_limit.go

@@ -13,7 +13,7 @@ func (this *HTTPRequest) doTrafficLimit() {
 	this.tags = append(this.tags, "bandwidth")
 
 	var statusCode = 509
-	this.processResponseHeaders(this.writer.Header(), statusCode)
+	this.ProcessResponseHeaders(this.writer.Header(), statusCode)
 
 	this.writer.WriteHeader(statusCode)
 	if len(config.NoticePageBody) != 0 {

internal/nodes/http_request_url.go

@@ -44,9 +44,9 @@ func (this *HTTPRequest) doURL(method string, url string, host string, statusCod
 
 	// Header
 	if statusCode <= 0 {
-		this.processResponseHeaders(this.writer.Header(), resp.StatusCode)
+		this.ProcessResponseHeaders(this.writer.Header(), resp.StatusCode)
 	} else {
-		this.processResponseHeaders(this.writer.Header(), statusCode)
+		this.ProcessResponseHeaders(this.writer.Header(), statusCode)
 	}
 
 	if supportVariables {
@@ -67,8 +67,8 @@ func (this *HTTPRequest) doURL(method string, url string, host string, statusCod
 	}
 
 	// 输出内容
-	pool := this.bytePool(resp.ContentLength)
-	buf := pool.Get()
+	var pool = this.bytePool(resp.ContentLength)
+	var buf = pool.Get()
 	if supportVariables {
 		_, err = utils.CopyWithFilter(this.writer, resp.Body, buf, func(p []byte) []byte {
 			return []byte(this.Format(string(p)))

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_utils.go

@@ -9,6 +9,7 @@ import (
 	"github.com/iwind/TeaGo/types"
 	"io"
 	"net/http"
+	"net/url"
 	"regexp"
 	"strconv"
 	"strings"
@@ -22,6 +23,9 @@ var spiderRegexp = regexp.MustCompile(`(?i)(python|pycurl|http-client|httpclient
 // 内容范围正则，其中的每个括号里的内容都在被引用，不能轻易修改
 var contentRangeRegexp = regexp.MustCompile(`^bytes (\d+)-(\d+)/(\d+|\*)`)
 
+// URL协议前缀
+var urlSchemeRegexp = regexp.MustCompile("^(?i)(http|https|ftp)://")
+
 // 分解Range
 func httpRequestParseRangeHeader(rangeValue string) (result []rangeutils.Range, ok bool) {
 	// 参考RFC：https://tools.ietf.org/html/rfc7233
@@ -222,3 +226,16 @@ func httpRedirect(writer http.ResponseWriter, req *http.Request, url string, cod
 
 	http.Redirect(writer, req, url, code)
 }
+
+// 分析URL中的Host部分
+func httpParseHost(urlString string) (host string, err error) {
+	if !urlSchemeRegexp.MatchString(urlString) {
+		urlString = "https://" + urlString
+	}
+
+	u, err := url.Parse(urlString)
+	if err != nil && u != nil {
+		return "", err
+	}
+	return u.Host, nil
+}

internal/nodes/http_request_utils_test.go

@@ -145,6 +145,23 @@ func TestHTTPRequest_httpRequestNextId_Concurrent(t *testing.T) {
 	a.IsTrue(countDuplicated == 0)
 }
 
+func TestHTTPParseURL(t *testing.T) {
+	for _, s := range []string{
+		"",
+		"null",
+		"example.com",
+		"https://example.com",
+		"https://example.com/hello",
+	} {
+		host, err := httpParseHost(s)
+		if err == nil {
+			t.Log(s, "=>", host)
+		} else {
+			t.Log(s, "=>")
+		}
+	}
+}
+
 func BenchmarkHTTPRequest_httpRequestNextId(b *testing.B) {
 	runtime.GOMAXPROCS(1)
 

internal/nodes/http_request_waf.go

@@ -9,10 +9,10 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/stats"
 	"github.com/TeaOSLab/EdgeNode/internal/waf"
 	"github.com/iwind/TeaGo/Tea"
-	"github.com/iwind/TeaGo/lists"
 	"github.com/iwind/TeaGo/types"
 	"io"
 	"net/http"
+	"time"
 )
 
 // 调用WAF
@@ -171,13 +171,28 @@ func (this *HTTPRequest) checkWAFRequest(firewallPolicy *firewallconfigs.HTTPFir
 						var currentURL = this.URL()
 						if regionConfig.MatchCountryURL(currentURL) {
 							// 检查国家/地区级别封禁
-							var countryId = result.CountryId()
-							if countryId > 0 && lists.ContainsInt64(regionConfig.DenyCountryIds, countryId) {
+							if !regionConfig.IsAllowedCountry(result.CountryId(), result.ProvinceId()) {
 								this.firewallPolicyId = firewallPolicy.Id
 
-								this.writeCode(http.StatusForbidden, "The region has been denied.", "当前区域禁止访问")
-								this.writer.Flush()
-								this.writer.Close()
+								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(formattedHTML)))
+									this.writer.WriteHeader(http.StatusForbidden)
+									_, _ = this.writer.Write([]byte(formattedHTML))
+								} else {
+									this.writeCode(http.StatusForbidden, "The region has been denied.", "当前区域禁止访问")
+								}
+
+								// 延时返回，避免攻击
+								time.Sleep(1 * time.Second)
 
 								// 停止日志
 								if !logDenying {
@@ -192,13 +207,28 @@ func (this *HTTPRequest) checkWAFRequest(firewallPolicy *firewallconfigs.HTTPFir
 
 						if regionConfig.MatchProvinceURL(currentURL) {
 							// 检查省份封禁
-							var provinceId = result.ProvinceId()
-							if provinceId > 0 && lists.ContainsInt64(regionConfig.DenyProvinceIds, provinceId) {
+							if !regionConfig.IsAllowedProvince(result.CountryId(), result.ProvinceId()) {
 								this.firewallPolicyId = firewallPolicy.Id
 
-								this.writeCode(http.StatusForbidden, "The region has been denied.", "当前区域禁止访问")
-								this.writer.Flush()
-								this.writer.Close()
+								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(formattedHTML)))
+									this.writer.WriteHeader(http.StatusForbidden)
+									_, _ = this.writer.Write([]byte(formattedHTML))
+								} else {
+									this.writeCode(http.StatusForbidden, "The region has been denied.", "当前区域禁止访问")
+								}
+
+								// 延时返回，避免攻击
+								time.Sleep(1 * time.Second)
 
 								// 停止日志
 								if !logDenying {
@@ -427,6 +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

internal/nodes/http_request_websocket.go

@@ -137,7 +137,7 @@ func (this *HTTPRequest) doWebsocket(requestHost string, isLastRetry bool) (shou
 			return
 		}
 
-		this.processResponseHeaders(resp.Header, resp.StatusCode)
+		this.ProcessResponseHeaders(resp.Header, resp.StatusCode)
 		this.writer.statusCode = resp.StatusCode
 
 		// 将响应写回客户端