From b1cea78d4a07aac3927d929d275ba25771bfd731 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=B8=A5=E6=B5=A9?= <YanHao-MBP@oo1.dev>
Date: Mon, 23 Mar 2026 10:53:28 +0800
Subject: [PATCH] =?UTF-8?q?feat(sysctl):=20=E4=BC=98=E5=8C=96=E9=85=8D?=
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---
 1.sh | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/1.sh b/1.sh
index 086fe57..61b2da1 100644
--- a/1.sh
+++ b/1.sh
@@ -53,6 +53,7 @@ sysctl_config() {
 
   # 确定 sysctl 配置文件路径
   SYSCTL_CONF="/etc/sysctl.conf"
+  SYSCTL_CLEANUP_FILES=("/etc/sysctl.conf" "/etc/sysctl.d/99-sysctl.conf" "/etc/sysctl.d/999-custom.conf")
   if [ "$SYSTEM_TYPE" = "debian" ]; then
     DEBIAN_VERSION=$(grep -oP 'VERSION_ID="\K[^"]+' /etc/os-release 2>/dev/null || cat /etc/debian_version 2>/dev/null | cut -d. -f1)
 
@@ -85,7 +86,19 @@ sysctl_config() {
 
   for SETTING in "${SYSCTL_SETTINGS[@]}"; do      # 遍历数组
     KEY=$(echo "$SETTING" | cut -d '=' -f 1)      # 截取=左边的字符串
-    sed -i "/^$KEY *= *[0-9]*/d" "$SYSCTL_CONF"   # 删除已有的配置
+    KEY_PATH="/proc/sys/${KEY//./\/}"
+    if [ ! -e "$KEY_PATH" ]; then
+      print_yellow "跳过不支持的 sysctl: $KEY"
+      continue
+    fi
+
+    KEY_REGEX=${KEY//./\\.}
+    for CLEANUP_FILE in "${SYSCTL_CLEANUP_FILES[@]}"; do
+      if [ -f "$CLEANUP_FILE" ]; then
+        sed -i "/^[[:space:]]*${KEY_REGEX}[[:space:]]*=.*/d" "$CLEANUP_FILE"
+      fi
+    done
+
     echo "$SETTING" >>"$SYSCTL_CONF"              # 追加新的配置
     # echo "已添加系统配置: $SETTING"                # 输出提示信息
   done # 循环结束