Add codeql-analysis.yml (#505)

Co-authored-by: RPRX <63339210+rprx@users.noreply.github.com>

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,51 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ main, dev/codeql ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ main ]
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'go' ]
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    # 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

transport/internet/grpc/dial.go

@@ -90,8 +90,14 @@ func getGrpcClient(ctx context.Context, dest net.Destination, tlsConfig *tls.Con
 		dialOption = grpc.WithTransportCredentials(credentials.NewTLS(tlsConfig.GetTLSConfig()))
 	}
 
+	var grpcDestHost string
+	if dest.Address.Family().IsDomain() {
+		grpcDestHost = dest.Address.Domain()
+	} else {
+		grpcDestHost = dest.Address.IP().String()
+	}
 	conn, err := grpc.Dial(
-		gonet.JoinHostPort(dest.Address.String(), dest.Port.String()),
+		gonet.JoinHostPort(grpcDestHost, dest.Port.String()),
 		dialOption,
 		grpc.WithConnectParams(grpc.ConnectParams{
 			Backoff: backoff.Config{

transport/internet/quic/dialer.go

@@ -148,7 +148,7 @@ func (s *clientSessions) openConnection(destAddr net.Addr, config *Config, tlsCo
 
 	quicConfig := &quic.Config{
 		ConnectionIDLength: 12,
-		MaxIdleTimeout:     time.Second * 30,
+		KeepAlive:          true,
 	}
 
 	conn, err := wrapSysConn(rawConn, config)

transport/internet/quic/hub.go

@@ -103,7 +103,7 @@ func Listen(ctx context.Context, address net.Address, port net.Port, streamSetti
 
 	quicConfig := &quic.Config{
 		ConnectionIDLength:    12,
-		MaxIdleTimeout:        time.Second * 45,
+		KeepAlive:             true,
 		MaxIncomingStreams:    32,
 		MaxIncomingUniStreams: -1,
 	}