finish upstream subcommand

2023-06-26 15:58:04 +08:00
parent b59fbce07c
commit 38be845348
7 changed files with 59 additions and 16 deletions
--- a/utils/other_utils.go
+++ b/utils/other_utils.go
@@ -0,0 +1,13 @@
+package utils
+
+import (
+	"net"
+)
+
+func IsValidIP(ip string) bool {
+	res := net.ParseIP(ip)
+	if res == nil {
+		return false
+	}
+	return true
+}