Initial commit (code only without large binaries)

EdgeNode/internal/utils/net_unix.go

@@ -0,0 +1,27 @@
+//go:build !freebsd && !windows
+// +build !freebsd,!windows
+
+package utils
+
+import (
+	"context"
+	"github.com/iwind/TeaGo/logs"
+	"net"
+	"syscall"
+)
+
+// ListenReuseAddr 监听可重用的端口
+func ListenReuseAddr(network string, addr string) (net.Listener, error) {
+	config := &net.ListenConfig{
+		Control: func(network, address string, c syscall.RawConn) error {
+			return c.Control(func(fd uintptr) {
+				err := syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, 15, 1) // 15 = SO_REUSEPORT on Linux
+				if err != nil {
+					logs.Println("[LISTEN]" + err.Error())
+				}
+			})
+		},
+		KeepAlive: 0,
+	}
+	return config.Listen(context.Background(), network, addr)
+}