~优化setconfig函数，修复部分因系统兼容导致的bug

scripts/menu.sh

@@ -17,8 +17,12 @@ JSONSDIR=${CRASHDIR}/jsons
 #读取配置相关
 setconfig() {
 	#参数1代表变量名，参数2代表变量值,参数3即文件路径
-	[ -z "$3" ] && configpath=${CFG_PATH} || configpath="${3}"
-	grep -q "${1}=" "$configpath" && sed -i "s#${1}=.*#${1}=${2}#g" $configpath || sed -i "\$a\\${1}=${2}" $configpath
+	[ -z "$3" ] && configpath="$CRASHDIR"/configs/ShellCrash.cfg || configpath="${3}"
+	if grep -q "^${1}=" "$configpath";then
+		sed -i "s#${1}=.*#${1}=${2}#g" "$configpath"
+	else
+		printf '%s=%s\n' "$1" "$2" >> "$configpath"
+	fi
 }
 ckcmd() {
 	command -v sh >/dev/null 2>&1 && command -v $1 >/dev/null 2>&1 || type $1 >/dev/null 2>&1
@@ -607,7 +611,7 @@ setport() { #端口设置
 			else
 				authentication=$(echo $input | grep :)
 				if [ -n "$authentication" ]; then
-					setconfig authentication \'$authentication\'
+					setconfig authentication "'$authentication'"
 					echo -e "\033[32m设置成功！！！\033[0m"
 				else
 					echo -e "\033[31m输入有误，请重新输入！\033[0m"
@@ -723,7 +727,7 @@ setdns() { #DNS详细设置
 		read -p "请输入新的DNS > " dns_nameserver
 		dns_nameserver=$(echo $dns_nameserver | sed 's#|#\,\ #g')
 		if [ -n "$dns_nameserver" ]; then
-			setconfig dns_nameserver \'"$dns_nameserver"\'
+			setconfig dns_nameserver "'$dns_nameserver'"
 			echo -e "\033[32m设置成功！！！\033[0m"
 		fi
 		sleep 1
@@ -733,7 +737,7 @@ setdns() { #DNS详细设置
 		read -p "请输入新的DNS > " dns_fallback
 		dns_fallback=$(echo $dns_fallback | sed 's/|/\,\ /g')
 		if [ -n "$dns_fallback" ]; then
-			setconfig dns_fallback \'"$dns_fallback"\'
+			setconfig dns_fallback "'$dns_fallback'"
 			echo -e "\033[32m设置成功！！！\033[0m"
 		fi
 		sleep 1
@@ -745,7 +749,7 @@ setdns() { #DNS详细设置
 			echo -e "\033[31m此选项暂不支持ipv6加密DNS！！！\033[0m"
 		elif [ -n "$text" ]; then
 			dns_resolver=$(echo $text | sed 's/|/\,\ /g')
-			setconfig dns_resolver \'"$dns_resolver"\'
+			setconfig dns_resolver "'$dns_resolver'"
 			echo -e "\033[32m设置成功！！！\033[0m"
 		fi
 		sleep 1
@@ -758,9 +762,9 @@ setdns() { #DNS详细设置
 			dns_nameserver='https://doh.360.cn/dns-query, https://dns.alidns.com/dns-query, https://doh.pub/dns-query'
 			dns_fallback='https://cloudflare-dns.com/dns-query, https://dns.google/dns-query, https://doh.opendns.com/dns-query'
 			dns_resolver='https://223.5.5.5/dns-query, 2400:3200::1'
-			setconfig dns_nameserver \'"$dns_nameserver"\'
-			setconfig dns_fallback \'"$dns_fallback"\'
-			setconfig dns_resolver \'"$dns_resolver"\'
+			setconfig dns_nameserver "'$dns_nameserver'"
+			setconfig dns_fallback "'$dns_fallback'"
+			setconfig dns_resolver "'$dns_resolver'"
 			echo -e "\033[32m已设置加密DNS，如出现DNS解析问题，请尝试重置DNS配置！\033[0m"
 		else
 			echo -e "\033[31m找不到根证书文件，无法启用加密DNS，Linux系统请自行搜索安装OpenSSL的方式！\033[0m"
@@ -974,7 +978,7 @@ setfirewall() { #防火墙设置
 		)" ]; then
 			reserve_ipv4="$text"
 			echo -e "已将保留地址网段设为：\033[32m$reserve_ipv4\033[0m"
-			setconfig reserve_ipv4 "\'$reserve_ipv4\'"
+			setconfig reserve_ipv4 "'$reserve_ipv4'"
 		else
 			echo -e "\033[31m输入有误，操作已取消！\033[0m"
 		fi
@@ -1447,7 +1451,7 @@ set_firewall_area() { #防火墙模式设置
 		*) ;;
 		esac
 		setconfig vm_redir $vm_redir
-		setconfig vm_ipv4 "\'$vm_ipv4\'"
+		setconfig vm_ipv4 "'$vm_ipv4'"
 		sleep 1
 		set_firewall_area
 		;;