chore: better keepalive handle

component/dialer/socket_hook.go

@@ -0,0 +1,27 @@
+package dialer
+
+import (
+	"context"
+	"net"
+	"syscall"
+)
+
+// SocketControl
+// never change type traits because it's used in CFMA
+type SocketControl func(network, address string, conn syscall.RawConn) error
+
+// DefaultSocketHook
+// never change type traits because it's used in CFMA
+var DefaultSocketHook SocketControl
+
+func socketHookToToDialer(dialer *net.Dialer) {
+	addControlToDialer(dialer, func(ctx context.Context, network, address string, c syscall.RawConn) error {
+		return DefaultSocketHook(network, address, c)
+	})
+}
+
+func socketHookToListenConfig(lc *net.ListenConfig) {
+	addControlToListenConfig(lc, func(ctx context.Context, network, address string, c syscall.RawConn) error {
+		return DefaultSocketHook(network, address, c)
+	})
+}