Apply .gitignore rules

.svn/pristine/71/71d3a41dbac37c4407fb1d7c8b8d533f0e3c5db3.svn-base

@@ -0,0 +1,40 @@
+package netUtil
+
+import (
+	"errors"
+	"net"
+)
+
+// 需要排除的IP: 169.254.xx.xx (未分配到IP的段)
+func excludeIP(ip4 net.IP) bool {
+	return ip4[0] == 169 && ip4[1] == 254
+}
+
+// GetLocalIPs
+//
+//	@Description: 获取本机局域网IP（排除环回地址）
+//	@return ips
+//	@return err
+func GetLocalIPs() (ips []string, err error) {
+	var addrs []net.Addr
+	if addrs, err = net.InterfaceAddrs(); err != nil {
+		return
+	}
+
+	for _, addr := range addrs {
+		if ipnet, ok := addr.(*net.IPNet); ok && !ipnet.IP.IsLoopback() /*&& ipnet.IP.IsPrivate()*/ {
+			if ip4 := ipnet.IP.To4(); ip4 != nil {
+				if !excludeIP(ip4) {
+					ips = append(ips, ipnet.IP.String())
+				}
+			}
+		}
+	}
+
+	if len(ips) == 0 {
+		// 未获取到本机局域网IP
+		err = errors.New("not found")
+	}
+
+	return
+}