Boot delay until network ok

luasrc/model/cbi/AdGuardHome/base.lua

@@ -149,6 +149,9 @@ o.template = "AdGuardHome/AdGuardHome_chpass"
 ---- database protect
 o = s:option(Flag, "keepdb", translate("Keep database when system upgrade"))
 o.default = 0
+---- wait net on boot
+o = s:option(Flag, "waitonboot", translate("Boot delay until network ok"))
+o.default = 1
 
 function mp.on_commit(map)
 	io.popen("/etc/init.d/AdGuardHome reload &")

po/zh-cn/AdGuardHome.po

@@ -173,4 +173,7 @@ msgid "Keep database when system upgrade"
 msgstr "系统升级时保留数据"
 
 msgid "Use port 53 replace dnsmasq"
-msgstr "使用53端口替换dnsmasq"
+msgstr "使用53端口替换dnsmasq"
+
+msgid "Boot delay until network ok"
+msgstr "开机时直到网络准备好再启动"

root/etc/init.d/AdGuardHome

@@ -293,7 +293,18 @@ config_editor()
         }
     }' $3
 }
-
+boot() {
+	config_load "${CONFIGURATION}"
+	config_get waitonboot $CONFIGURATION waitonboot "0"
+	if [ "$waitonboot" == "1" ]; then
+		do_redirect 0
+		procd_open_instance "waitnet"
+		procd_set_param command "/usr/share/AdGuardHome/waitnet.sh"
+		procd_close_instance
+	else
+		start
+	fi
+}
 start_service() {
 	# Reading config
 	config_load "${CONFIGURATION}"

root/usr/share/AdGuardHome/waitnet.sh

@@ -0,0 +1,24 @@
+#!/bin/sh
+PATH="/usr/sbin:/usr/bin:/sbin:/bin"
+count=0
+while :
+do
+	ping -c 1 -W 1 -q www.baidu.com 1>/dev/null 2>&1
+	if [ "$?" == "0" ]; then
+		/etc/init.d/AdGuardHome reload
+		break
+	fi
+	sleep 5
+	ping -c 1 -W 1 -q www.google.com 1>/dev/null 2>&1
+	if [ "$?" == "0" ]; then
+		/etc/init.d/AdGuardHome reload
+		break
+	fi
+	sleep 5
+	count=$((count+1))
+	if [ $count > 18 ]; then
+		/etc/init.d/AdGuardHome reload
+		break
+	fi
+done
+return 0