辅助函数

utils/network/ip.go

@@ -0,0 +1,18 @@
+package network
+
+import (
+	"net"
+)
+
+// IP 返回本机出站地址
+func IP() (ip net.IP, err error) {
+	var conn net.Conn
+	conn, err = net.Dial("udp", "8.8.8.8:80")
+	if err != nil {
+		return
+	}
+	_ = conn.Close()
+	localAddr := conn.LocalAddr().(*net.UDPAddr)
+	ip = localAddr.IP
+	return
+}