fix: 修改ip校验规则

2026-07-22 20:33:39 +08:00
parent aedf70f75b
commit 0e93c1be0c
4 changed files with 29 additions and 9 deletions
@@ -195,13 +195,18 @@ input_lan_ip() {
 valid_ipv4() {
  local ip="$1"

+  # 第一层：检查格式，必须是4段数字
+  echo "$ip" | grep -Eq '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$' || return 1
+
+  # 第二层：检查每段范围
  echo "$ip" | awk -F. '
-    NF==4 &&
    $1>=0 && $1<=255 &&
    $2>=0 && $2<=255 &&
    $3>=0 && $3<=255 &&
    $4>=0 && $4<=255
-  '
+  ' | grep -q . || return 1
+
+  return 0
 }

 project_dir="$(cd "$(dirname "$0")" && pwd)"