优化启动脚本对订阅地址的探测、下载逻辑。

start.sh

@@ -30,7 +30,8 @@ action() {
 
 # 判断命令是否正常执行 函数
 if_success() {
-	if [ $? -eq 0 ]; then
+	ReturnStatus=$3
+	if [ $ReturnStatus -eq 0 ]; then
 	        action "$1" /bin/true
 	else
 	        action "$2" /bin/false
@@ -52,15 +53,33 @@ unset no_proxy
 # 检查url是否有效
 Text1="Clash订阅地址可访问！"
 Text2="Clash订阅地址不可访问！"
+for i in {1..10}
+do
         curl -o /dev/null -s -m 10 --connect-timeout 10 -w %{http_code} $URL | grep '[23][0-9][0-9]' &>/dev/null
-if_success $Text1 $Text2
+        ReturnStatus=$?
+        if [ $ReturnStatus -eq 0 ]; then
+                break
+        else
+                continue
+        fi
+done
+if_success $Text1 $Text2 $ReturnStatus
 
 # 拉取更新config.yml文件
 Text3="配置文件config.yaml下载成功！"
 Text4="配置文件config.yaml下载失败，退出启动！"
+for i in {1..10}
+do
         # wget -q -O $Temp_Dir/clash.yaml $URL
         curl -s -o $Temp_Dir/clash.yaml $URL
-if_success $Text3 $Text4
+	ReturnStatus=$?
+        if [ $ReturnStatus -eq 0 ]; then
+                break
+        else
+                continue
+        fi
+done
+if_success $Text3 $Text4 $ReturnStatus
 
 # 取出代理相关配置 
 sed -n '/^proxies:/,$p' $Temp_Dir/clash.yaml > $Temp_Dir/proxy.txt
@@ -84,10 +103,12 @@ Text6="服务启动失败！"
 get_arch=`/bin/arch`
 if [[ $get_arch =~ "x86_64" ]]; then
 	nohup $Server_Dir/bin/clash-linux-amd64 -d $Conf_Dir &> $Log_Dir/clash.log &
-	if_success $Text5 $Text6
+	ReturnStatus=$?
+	if_success $Text5 $Text6 $ReturnStatus
 elif [[ $get_arch =~ "aarch64" ]]; then
 	nohup $Server_Dir/bin/clash-linux-armv7 -d $Conf_Dir &> $Log_Dir/clash.log &
-	if_success $Text5 $Text6
+	ReturnStatus=$?
+	if_success $Text5 $Text6 $ReturnStatus
 else
 	echo -e "\033[31m[ERROR] Unsupported CPU Architecture！\033[0m"
 	exit 1