Merge pull request #2740 from v2fly/master

merge v2fly

Author: kslr

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,70 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [master]
+    paths:
+      - "**/*.go"
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [master]
+    paths:
+      - "**/*.go"
+  schedule:
+    - cron: '0 0 * * 1'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        # Override automatic language detection by changing the below list
+        # Supported options are ['csharp', 'cpp', 'go', 'java', 'javascript', 'python']
+        language: ['go']
+        # Learn more...
+        # https://docs.github.com/en/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#overriding-automatic-language-detection
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        # We must fetch at least the immediate parents so that if this is
+        # a pull request then we can checkout the head.
+        fetch-depth: 2
+
+    # If this run was triggered by a pull request event, then checkout
+    # the head of the pull request instead of the merge commit.
+    - run: git checkout HEAD^2
+      if: ${{ github.event_name == 'pull_request' }}
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v1
+      with:
+        languages: ${{ matrix.language }}
+        # If you wish to specify custom queries, you can do so here or in a config file.
+        # By default, queries listed here will override any specified in a config file. 
+        # Prefix the list here with "+" to use these queries and those in the config file.
+        # queries: ./path/to/local/query, your-org/your-repo/queries@main
+
+    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+    # If this step fails, then you should remove it and run the build manually (see below)
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v1
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 https://git.io/JvXDl
+
+    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
+    #    and modify them (or add more) to build your code if your project
+    #    uses a compiled language
+
+    #- run: |
+    #   make bootstrap
+    #   make release
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v1

.github/workflows/linter.yml

@@ -3,9 +3,13 @@ name: Linter
 on:
   push:
     branches: [master]
+    paths:
+      - "**/*.go"
   pull_request:
     branches: [master]
     types: [opened, synchronize, reopened]
+    paths:
+      - "**/*.go"
 
 jobs:
   lint:
@@ -19,29 +23,8 @@ jobs:
       - name: Checkout codebase
         uses: actions/checkout@v2
 
-      - name: Cache go module
-        uses: actions/cache@v2
-        with:
-          path: ~/go/pkg/mod
-          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-          restore-keys: ${{ runner.os }}-go-
-
-      - name: Lint other files
-        if: ${{ always() }}
-        uses: github/[email protected]
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          VALIDATE_ALL_CODEBASE: false
-          VALIDATE_BASH: false
-          VALIDATE_DOCKERFILE: false
-          VALIDATE_DOCKERFILE_HADOLINT: false
-          VALIDATE_GO: false
-          VALIDATE_JSON: false
-          VALIDATE_MD: false
-          VALIDATE_PROTOBUF: false
-
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v2
         with:
           version: v1.31
-          args: --config=.github/linters/.golangci.yml
+          args: --config=.github/linters/.golangci.yml

.github/workflows/stale.yml

@@ -8,7 +8,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/[email protected].10
+      - uses: actions/[email protected].11
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           stale-issue-message: "This issue is stale because it has been open 120 days with no activity. Remove stale label or comment or this will be closed in 5 days"

app/router/condition.go

@@ -288,17 +288,11 @@ func NewAttributeMatcher(code string) (*AttributeMatcher, error) {
 	}, nil
 }
 
-func (m *AttributeMatcher) Match(attrs map[string]interface{}) bool {
+// Match implements attributes matching.
+func (m *AttributeMatcher) Match(attrs map[string]string) bool {
 	attrsDict := new(starlark.Dict)
 	for key, value := range attrs {
-		var starValue starlark.Value
-		switch value := value.(type) {
-		case string:
-			starValue = starlark.String(value)
-		}
-		if starValue != nil {
-			attrsDict.SetKey(starlark.String(key), starValue)
-		}
+		attrsDict.SetKey(starlark.String(key), starlark.String(value))
 	}
 
 	predefined := make(starlark.StringDict)

app/router/condition_test.go

@@ -313,7 +313,7 @@ func TestRoutingRule(t *testing.T) {
 			},
 			test: []ruleTest{
 				{
-					input:  withContent(&session.Content{Protocol: "http/1.1", Attributes: map[string]interface{}{":path": "/test/1"}}),
+					input:  withContent(&session.Content{Protocol: "http/1.1", Attributes: map[string]string{":path": "/test/1"}}),
 					output: true,
 				},
 			},

common/session/session.go

@@ -53,6 +53,7 @@ type Outbound struct {
 	Gateway net.Address
 }
 
+// SniffingRequest controls the behavior of content sniffing.
 type SniffingRequest struct {
 	OverrideDestinationForProtocol []string
 	Enabled                        bool
@@ -65,7 +66,7 @@ type Content struct {
 
 	SniffingRequest SniffingRequest
 
-	Attributes map[string]interface{}
+	Attributes map[string]string
 
 	SkipRoutePick bool
 }
@@ -76,16 +77,18 @@ type Sockopt struct {
 	Mark int32
 }
 
-func (c *Content) SetAttribute(name string, value interface{}) {
+// SetAttribute attachs additional string attributes to content.
+func (c *Content) SetAttribute(name string, value string) {
 	if c.Attributes == nil {
-		c.Attributes = make(map[string]interface{})
+		c.Attributes = make(map[string]string)
 	}
 	c.Attributes[name] = value
 }
 
-func (c *Content) Attribute(name string) interface{} {
+// Attribute retrieves additional string attributes from content.
+func (c *Content) Attribute(name string) string {
 	if c.Attributes == nil {
-		return nil
+		return ""
 	}
 	return c.Attributes[name]
 }

core.go

@@ -19,7 +19,7 @@ import (
 )
 
 var (
-	version  = "4.28.0"
+	version  = "4.28.2"
 	build    = "Custom"
 	codename = "V2Fly, a community-driven edition of V2Ray."
 	intro    = "A unified platform for anti-censorship."

features/routing/context.go

@@ -6,7 +6,7 @@ import (
 
 // Context is a feature to store connection information for routing.
 //
-// v2ray:api:beta
+// v2ray:api:stable
 type Context interface {
 	// GetInboundTag returns the tag of the inbound the connection was from.
 	GetInboundTag() string
@@ -36,5 +36,5 @@ type Context interface {
 	GetUser() string
 
 	// GetAttributes returns extra attributes from the conneciont content.
-	GetAttributes() map[string]interface{}
+	GetAttributes() map[string]string
 }

features/routing/session/context.go

@@ -95,14 +95,14 @@ func (ctx *Context) GetProtocol() string {
 
 // GetUser implements routing.Context.
 func (ctx *Context) GetUser() string {
-	if ctx.Inbound == nil {
+	if ctx.Inbound == nil || ctx.Inbound.User == nil {
 		return ""
 	}
 	return ctx.Inbound.User.Email
 }
 
 // GetAttributes implements routing.Context.
-func (ctx *Context) GetAttributes() map[string]interface{} {
+func (ctx *Context) GetAttributes() map[string]string {
 	if ctx.Content == nil {
 		return nil
 	}

proxy/http/client.go

@@ -210,9 +210,10 @@ func setUpHTTPTunnel(ctx context.Context, dest net.Destination, target string, u
 	}
 
 	cachedH2Mutex.Lock()
-	defer cachedH2Mutex.Unlock()
+	cachedConn, cachedConnFound := cachedH2Conns[dest]
+	cachedH2Mutex.Unlock()
 
-	if cachedConn, found := cachedH2Conns[dest]; found {
+	if cachedConnFound {
 		rc, cc := cachedConn.rawConn, cachedConn.h2Conn
 		if cc.CanTakeNewRequest() {
 			proxyConn, err := connectHTTP2(rc, cc)
@@ -260,6 +261,7 @@ func setUpHTTPTunnel(ctx context.Context, dest net.Destination, target string, u
 			return nil, err
 		}
 
+		cachedH2Mutex.Lock()
 		if cachedH2Conns == nil {
 			cachedH2Conns = make(map[net.Destination]h2Conn)
 		}
@@ -268,6 +270,7 @@ func setUpHTTPTunnel(ctx context.Context, dest net.Destination, target string, u
 			rawConn: rawConn,
 			h2Conn:  h2clientConn,
 		}
+		cachedH2Mutex.Unlock()
 
 		return proxyConn, err
 	default: