iioluci-app-ssr-plus: add mosdns support (#1298)

* [DNS] Add mosdns support Signed-off-by: Xiaoli Chan * [DNS] Add mosdns in luci app makefile Signed-off-by: Xiaoli Chan * [DNS] self review Signed-off-by: Xiaoli Chan * [DNS] enable MosDNS features Signed-off-by: Xiaoli Chan * [MosDNS] Less file Signed-off-by: Xiaoli Chan * [SSRP] Beginner: review I Signed-off-by: Xiaoli Chan * Fix dns issues Signed-off-by: Xiaoli Chan
fw876 · Nov 8, 2023 · 78f44fd · 78f44fd
1 parent 7c72ca6
commit 78f44fd
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Showing 8 changed files with 200 additions and 19 deletions.
diff --git a/luci-app-ssr-plus/Makefile b/luci-app-ssr-plus/Makefile
@@ -1,14 +1,15 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=luci-app-ssr-plus
-PKG_VERSION:=187
-PKG_RELEASE:=2
+PKG_VERSION:=188
+PKG_RELEASE:=1
 
 PKG_CONFIG_DEPENDS:= \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_NONE_V2RAY \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_V2ray \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_Xray \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_ChinaDNS_NG \
+	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_MosDNS \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_Hysteria \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_Tuic_Client \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_Shadow_TLS \
@@ -40,6 +41,7 @@ LUCI_DEPENDS:= \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Xray:curl \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Xray:xray-core \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_ChinaDNS_NG:chinadns-ng \
+	+PACKAGE_$(PKG_NAME)_INCLUDE_MosDNS:mosdns \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Hysteria:hysteria \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Tuic_Client:tuic-client \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Shadow_TLS:shadow-tls \
@@ -116,6 +118,10 @@ config PACKAGE_$(PKG_NAME)_INCLUDE_ChinaDNS_NG
 	bool "Include ChinaDNS-NG"
 	default y
 
+config PACKAGE_$(PKG_NAME)_INCLUDE_MosDNS
+	bool "Include MosDNS"
+	default n
+
 config PACKAGE_$(PKG_NAME)_INCLUDE_Hysteria
 	bool "Include Hysteria"
 	select PACKAGE_$(PKG_NAME)_INCLUDE_ChinaDNS_NG

diff --git a/luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/advanced.lua b/luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/advanced.lua
@@ -67,6 +67,43 @@ o.default = "https://fastly.jsdelivr.net/gh/QiuSimons/Netflix_IP/NF_only.txt"
 o.description = translate("Customize Netflix IP Url")
 o:depends("netflix_enable", "1")
 
+o = s:option(ListValue, "shunt_dns_mode", translate("DNS Query Mode For Shunt Mode"))
+o:value("1", translate("Use DNS2SOCKS query and cache"))
+o:value("2", translate("Use MOSDNS query"))
+o:depends("netflix_enable", "1")
+o.default = 1
+
+o = s:option(Value, "shunt_dnsserver", translate("Anti-pollution DNS Server For Shunt Mode"))
+o:value("8.8.4.4:53", translate("Google Public DNS (8.8.4.4)"))
+o:value("8.8.8.8:53", translate("Google Public DNS (8.8.8.8)"))
+o:value("208.67.222.222:53", translate("OpenDNS (208.67.222.222)"))
+o:value("208.67.220.220:53", translate("OpenDNS (208.67.220.220)"))
+o:value("209.244.0.3:53", translate("Level 3 Public DNS (209.244.0.3)"))
+o:value("209.244.0.4:53", translate("Level 3 Public DNS (209.244.0.4)"))
+o:value("4.2.2.1:53", translate("Level 3 Public DNS (4.2.2.1)"))
+o:value("4.2.2.2:53", translate("Level 3 Public DNS (4.2.2.2)"))
+o:value("4.2.2.3:53", translate("Level 3 Public DNS (4.2.2.3)"))
+o:value("4.2.2.4:53", translate("Level 3 Public DNS (4.2.2.4)"))
+o:value("1.1.1.1:53", translate("Cloudflare DNS (1.1.1.1)"))
+o:depends("shunt_dns_mode", "1")
+o.description = translate("Custom DNS Server format as IP:PORT (default: 8.8.4.4:53)")
+o.datatype = "ip4addrport"
+
+o = s:option(ListValue, "shunt_mosdns_dnsserver", translate("Anti-pollution DNS Server"))
+o:value("tcp://8.8.4.4:53,tcp://8.8.8.8:53", translate("Google Public DNS"))
+o:value("tcp://208.67.222.222:53,tcp://208.67.220.220:53", translate("OpenDNS"))
+o:value("tcp://209.244.0.3:53,tcp://209.244.0.4:53", translate("Level 3 Public DNS-1 (209.244.0.3-4)"))
+o:value("tcp://4.2.2.1:53,tcp://4.2.2.2:53", translate("Level 3 Public DNS-2 (4.2.2.1-2)"))
+o:value("tcp://4.2.2.3:53,tcp://4.2.2.4:53", translate("Level 3 Public DNS-3 (4.2.2.3-4)"))
+o:value("tcp://1.1.1.1:53,tcp://1.0.0.1:53", translate("Cloudflare DNS"))
+o:depends("shunt_dns_mode", "2")
+o.description = translate("Custom DNS Server for mosdns")
+
+o = s:option(Flag, "shunt_mosdns_ipv6", translate("Disable IPv6 In MOSDNS Query Mode (Shunt Mode)"))
+o:depends("shunt_dns_mode", "2")
+o.rmempty = false
+o.default = "0"
+
 o = s:option(Flag, "adblock", translate("Enable adblock"))
 o.rmempty = false
 

diff --git a/luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/client.lua b/luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/client.lua
@@ -48,7 +48,7 @@ for _, key in pairs(key_table) do
 	o:value(key, server_table[key])
 end
 
-if uci:get_first("shadowsocksr", 'global', 'netflix_enable', '0') ~= '0' then
+if uci:get_first("shadowsocksr", 'global', 'netflix_enable', '0') == '1' then
 o = s:option(ListValue, "netflix_server", translate("Netflix Node"))
 o:value("nil", translate("Disable"))
 o:value("same", translate("Same as Global Server"))
@@ -92,6 +92,7 @@ o.default = 1
 o = s:option(ListValue, "pdnsd_enable", translate("Resolve Dns Mode"))
 o:value("1", translate("Use DNS2TCP query"))
 o:value("2", translate("Use DNS2SOCKS query and cache"))
+o:value("3", translate("Use MOSDNS query (Not Support Oversea Mode)"))
 o:value("0", translate("Use Local DNS Service listen port 5335"))
 o.default = 1
 
@@ -114,6 +115,21 @@ o:depends("pdnsd_enable", "2")
 o.description = translate("Custom DNS Server format as IP:PORT (default: 8.8.4.4:53)")
 o.datatype = "ip4addrport"
 
+o = s:option(ListValue, "tunnel_forward_mosdns", translate("Anti-pollution DNS Server"))
+o:value("tcp://8.8.4.4:53,tcp://8.8.8.8:53", translate("Google Public DNS"))
+o:value("tcp://208.67.222.222:53,tcp://208.67.220.220:53", translate("OpenDNS"))
+o:value("tcp://209.244.0.3:53,tcp://209.244.0.4:53", translate("Level 3 Public DNS-1 (209.244.0.3-4)"))
+o:value("tcp://4.2.2.1:53,tcp://4.2.2.2:53", translate("Level 3 Public DNS-2 (4.2.2.1-2)"))
+o:value("tcp://4.2.2.3:53,tcp://4.2.2.4:53", translate("Level 3 Public DNS-3 (4.2.2.3-4)"))
+o:value("tcp://1.1.1.1:53,tcp://1.0.0.1:53", translate("Cloudflare DNS"))
+o:depends("pdnsd_enable", "3")
+o.description = translate("Custom DNS Server for mosdns")
+
+o = s:option(Flag, "mosdns_ipv6", translate("Disable IPv6 in MOSDNS query mode"))
+o:depends("pdnsd_enable", "3")
+o.rmempty = false
+o.default = "0"
+
 if is_finded("chinadns-ng") then
 	o = s:option(Value, "chinadns_forward", translate("Domestic DNS Server"))
 	o:value("", translate("Disable ChinaDNS-NG"))

diff --git a/luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/status.lua b/luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/status.lua
@@ -112,7 +112,7 @@ else
 	s.value = style_blue .. bold_on .. translate("Not Running") .. bold_off .. font_off
 end
 
-if uci:get_first("shadowsocksr", 'global', 'pdnsd_enable', '0') ~= '0' then
+if uci:get_first("shadowsocksr", 'global', 'pdnsd_enable', '0') == '1' then
 	s = m:field(DummyValue, "pdnsd_run", translate("DNS Anti-pollution"))
 	s.rawhtml = true
 	if pdnsd_run == 1 then
@@ -169,7 +169,7 @@ s.rawhtml = true
 s.template = "shadowsocksr/refresh"
 s.value = ip_count .. " " .. translate("Records")
 
-if uci:get_first("shadowsocksr", 'global', 'netflix_enable', '0') ~= '0' then
+if uci:get_first("shadowsocksr", 'global', 'netflix_enable', '0') == '1' then
 s = m:field(DummyValue, "nfip_data", translate("Netflix IP Data"))
 s.rawhtml = true
 s.template = "shadowsocksr/refresh"

diff --git a/luci-app-ssr-plus/po/zh-cn/ssr-plus.po b/luci-app-ssr-plus/po/zh-cn/ssr-plus.po
@@ -531,6 +531,21 @@ msgstr "使用 DNS2TCP 查询"
 msgid "Use DNS2SOCKS query and cache"
 msgstr "使用 DNS2SOCKS 查询并缓存"
 
+msgid "Use MOSDNS query (Not Support Oversea Mode)"
+msgstr "使用 MOSDNS 查询 (不支持海外用户回国模式)"
+
+msgid "Disable IPv6 in MOSDNS query mode"
+msgstr "禁止 MOSDNS 返回 IPv6 记录"
+
+msgid "DNS Query Mode For Shunt Mode"
+msgstr "分流模式下的 DNS 查询模式"
+
+msgid "Anti-pollution DNS Server For Shunt Mode"
+msgstr "分流模式下的访问国外域名 DNS 服务器"
+
+msgid "Disable IPv6 In MOSDNS Query Mode (Shunt Mode)"
+msgstr "禁止 MOSDNS 返回 IPv6 记录 (分流模式)"
+
 msgid "DNS Server IP:Port"
 msgstr "DNS 服务器 IP:Port"
 

diff --git a/luci-app-ssr-plus/root/etc/init.d/shadowsocksr b/luci-app-ssr-plus/root/etc/init.d/shadowsocksr
@@ -178,17 +178,23 @@ ln_start_bin() {
 	${file_func:-echolog "  - ${ln_name}"} "$@" >/dev/null 2>&1 &
 }
 
+add_dns_into_ipset() {
+	case "$1" in
+	gfw) ipset add gfwlist ${2%:*} 2>/dev/null ;;
+	oversea) ipset add oversea ${2%:*} 2>/dev/null ;;
+	*) ipset add ss_spec_wan_ac ${2%:*} nomatch 2>/dev/null ;;
+	esac
+}
+
 start_dns() {
 	local ssrplus_dns="$(uci_get_by_type global pdnsd_enable 0)"
 	local dnsserver="$(uci_get_by_type global tunnel_forward 8.8.4.4:53)"
 	local run_mode="$(uci_get_by_type global run_mode)"
 
 	if [ "$ssrplus_dns" != "0" ]; then
-		case "$run_mode" in
-		gfw) ipset add gfwlist ${dnsserver%:*} 2>/dev/null ;;
-		oversea) ipset add oversea ${dnsserver%:*} 2>/dev/null ;;
-		*) ipset add ss_spec_wan_ac ${dnsserver%:*} nomatch 2>/dev/null ;;
-		esac
+		if [ -n "$dnsserver" ]; then
+			add_dns_into_ipset $run_mode $dnsserver
+		fi
 		case "$ssrplus_dns" in
 		1)
 			ln_start_bin $(first_type dns2tcp) dns2tcp -L 127.0.0.1#$dns_port -R ${dnsserver/:/#}
@@ -199,6 +205,26 @@ start_dns() {
 			ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_dns_port $dnsserver 127.0.0.1:$dns_port -q
 			pdnsd_enable_flag=2
 			;;
+		3)
+			local mosdns_ipv6="$(uci_get_by_type global mosdns_ipv6)"
+			local mosdns_dnsserver="$(uci_get_by_type global tunnel_forward_mosdns)"
+			output=$(for i in $(echo $mosdns_dnsserver | sed "s/,/ /g"); do
+				dnsserver=${i%:*}
+				dnsserver=${i##*/}
+				add_dns_into_ipset $run_mode $dnsserver
+				echo "            - addr: $i"
+				echo "              enable_pipeline: true"
+			done)
+
+			awk -v line=14 -v text="$output" 'NR == line+1 {print text} 1' /etc/ssrplus/mosdns-config.yaml | sed "s/DNS_PORT/$dns_port/g" > $TMP_PATH/mosdns-config.yaml
+			if [ "$mosdns_ipv6" == "0" ]; then
+				sed -i "s/DNS_MODE/main_sequence_with_IPv6/g" $TMP_PATH/mosdns-config.yaml
+			else
+				sed -i "s/DNS_MODE/main_sequence_disable_IPv6/g" $TMP_PATH/mosdns-config.yaml
+			fi
+			ln_start_bin $(first_type mosdns) mosdns start -c $TMP_PATH/mosdns-config.yaml
+			pdnsd_enable_flag=3
+			;;
 		esac
 
 		if [ "$run_mode" = "router" ]; then
@@ -453,6 +479,33 @@ start_udp() {
 	esac
 }
 
+shunt_dns_command() {
+	local shunt_dns_mode="$(uci_get_by_type global shunt_dns_mode)"
+	local shunt_dnsserver="$(uci_get_by_type global shunt_dnsserver)"
+	case "$shunt_dns_mode" in
+	1)
+		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port $shunt_dnsserver 127.0.0.1:$tmp_shunt_dns_port -q
+		;;
+	2)
+		local shunt_mosdns_ipv6="$(uci_get_by_type global shunt_mosdns_ipv6)"
+		local shunt_mosdns_dnsserver="$(uci_get_by_type global shunt_mosdns_dnsserver)"
+		output=$(for i in $(echo $shunt_mosdns_dnsserver | sed "s/,/ /g"); do
+			echo "            - addr: $i"
+			echo "              socks5: \"127.0.0.1:$tmp_port\""
+			echo "              enable_pipeline: true"
+		done)
+		awk -v line=14 -v text="$output" 'NR == line+1 {print text} 1' /etc/ssrplus/mosdns-config.yaml | sed "s/DNS_PORT/$tmp_shunt_dns_port/g" > $TMP_PATH/mosdns-config-shunt.yaml
+
+		if [ "$shunt_mosdns_ipv6" == "0" ]; then
+			sed -i "s/DNS_MODE/main_sequence_with_IPv6/g" $TMP_PATH/mosdns-config-shunt.yaml
+		else
+			sed -i "s/DNS_MODE/main_sequence_disable_IPv6/g" $TMP_PATH/mosdns-config-shunt.yaml
+		fi
+		ln_start_bin $(first_type mosdns) mosdns start -c $TMP_PATH/mosdns-config-shunt.yaml
+		;;
+	esac
+}
+
 start_shunt() {
 	local type=$(uci_get_by_name $SHUNT_SERVER type)
 	case "$type" in
@@ -466,14 +519,14 @@ start_shunt() {
 			local tmp_port=$tmp_shunt_local_port
 			ln_start_bin $(first_type ${type}local ${type}-local) ${type}-local -c $shunt_dns_config_file
 		fi
-		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+		shunt_dns_command
 		echolog "shunt:$(get_name $type) Started!"
 		;;
 	v2ray)
 		local tmp_port=${tmp_local_port:-$tmp_shunt_local_port}
 		gen_config_file $SHUNT_SERVER $type 3 $tmp_shunt_port $tmp_port
 		ln_start_bin $(first_type xray v2ray) v2ray run -config $shunt_config_file
-		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+		shunt_dns_command
 		echolog "shunt:$($(first_type xray v2ray) version | head -1) Started!"
 		;;
 	trojan)
@@ -485,7 +538,7 @@ start_shunt() {
 			local tmp_port=$tmp_shunt_local_port
 			ln_start_bin $(first_type trojan) $type --config $shunt_dns_config_file
 		fi
-		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+		shunt_dns_command
 		echolog "shunt:$($(first_type trojan) --version 2>&1 | head -1) Started!"
 		;;
 	naiveproxy)
@@ -497,7 +550,7 @@ start_shunt() {
 			local tmp_port=$tmp_shunt_local_port
 			ln_start_bin $(first_type naive) naive --config $shunt_dns_config_file
 		fi
-		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+		shunt_dns_command
 		echolog "shunt:$($(first_type "naive") --version 2>&1 | head -1) Started!"
 		redir_udp=0
 		;;
@@ -510,7 +563,7 @@ start_shunt() {
 			gen_config_file $SHUNT_SERVER $type 3 $tmp_shunt_port $tmp_port
 		fi
 		ln_start_bin $(first_type hysteria) hysteria client --config $shunt_config_file
-		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+		shunt_dns_command
 		echolog "shunt:$($(first_type hysteria) version | awk '{print $1,$3}') Started!"
 		;;
 	tuic)
@@ -522,7 +575,7 @@ start_shunt() {
 		[ -n "$tmp_local_port" ] && tmp_port=$tmp_local_port || tmp_port=$tmp_shunt_local_port
 		gen_config_file $SHUNT_SERVER $type 3 $tmp_port		# make a tuic socks :304
 		ln_start_bin $(first_type tuic-client) tuic-client --config $shunt_dns_config_file
-		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+		shunt_dns_command
 		echolog "Netflix Separated Shunt Server:tuic-client $($(first_type tuic-client) --version) Started!"
 		# FIXME: ipt2socks cannot handle udp reply from tuic
 		#redir_udp=0
@@ -532,7 +585,7 @@ start_shunt() {
 		gen_config_file $SHUNT_SERVER $type 3 "10${tmp_shunt_port}" $tmp_port chain/$tmp_shunt_port #make a redir:303 and a socks:304
 		#echo "debug \$tmp_port=$tmp_port, \$tmp_shunt_port=${tmp_shunt_port},  \$tmp_shunt_local_port=$tmp_shunt_local_port"
 		ln_start_bin $(first_type shadow-tls) shadow-tls config --config $chain_config_file
-		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:"${tmp_port}" 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+		shunt_dns_command
 		local chain_type=$(uci_get_by_name $SHUNT_SERVER chain_type)
 		case ${chain_type} in
 			vmess)
@@ -558,7 +611,7 @@ start_shunt() {
 	# 		local tmp_port=$tmp_shunt_local_port
 	# 		ln_start_bin $(first_type microsocks) microsocks -i 127.0.0.1 -p $tmp_port shunt-dns-ssr-plus
 	# 	fi
-	# 	ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+	# 	shunt_dns_command
 	# 	echolog "shunt:$type REDIRECT/TPROXY Started!"
 	# 	;;
 	*)
@@ -570,7 +623,7 @@ start_shunt() {
 			local tmp_port=$tmp_shunt_local_port
 			ln_start_bin $(first_type microsocks) microsocks -i 127.0.0.1 -p $tmp_port shunt-dns-ssr-plus
 		fi
-		ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_port 8.8.8.8:53 127.0.0.1:$tmp_shunt_dns_port -q
+		shunt_dns_command
 		echolog "shunt:$type REDIRECT/TPROXY Started!"
 		;;
 	esac
@@ -1096,6 +1149,7 @@ reset() {
 		set shadowsocksr.@global[0].switch_timeout='5'
 		set shadowsocksr.@global[0].switch_try_count='3'
 #		set shadowsocksr.@global[0].default_packet_encoding='xudp'
+		set shadowsocksr.@global[0].shunt_dns='1'
 		set shadowsocksr.@global[0].gfwlist_url='https://fastly.jsdelivr.net/gh/YW5vbnltb3Vz/domain-list-community@release/gfwlist.txt'
 		set shadowsocksr.@global[0].chnroute_url='https://ispip.clang.cn/all_cn.txt'
 		set shadowsocksr.@global[0].nfip_url='https://fastly.jsdelivr.net/gh/QiuSimons/Netflix_IP/NF_only.txt'

diff --git a/luci-app-ssr-plus/root/etc/ssrplus/mosdns-config.yaml b/luci-app-ssr-plus/root/etc/ssrplus/mosdns-config.yaml
@@ -0,0 +1,43 @@
+log:
+    level: info
+plugins:
+    - tag: lazy_cache
+      type: cache
+      args:
+        size: 8000
+        lazy_cache_ttl: 86400
+
+    - tag: forward_google
+      type: forward
+      args:
+        concurrent: 2
+        upstreams:
+
+    - tag: main_sequence_disable_IPv6
+      type: sequence
+      args:
+        - exec: $lazy_cache
+        - exec: prefer_ipv4
+        - exec: $forward_google
+        - matches: 
+          - qtype 28 65
+          exec: reject 0
+
+    - tag: main_sequence_with_IPv6
+      type: sequence
+      args:
+        - exec: $lazy_cache
+        - exec: $forward_google
+
+    - tag: udp_server
+      type: udp_server
+      args:
+        entry: DNS_MODE
+        listen: 0.0.0.0:DNS_PORT
+
+    - tag: tcp_server
+      type: tcp_server
+      args:
+        entry: DNS_MODE
+        listen: 0.0.0.0:DNS_PORT
+
diff --git a/luci-app-ssr-plus/root/usr/bin/ssr-monitor b/luci-app-ssr-plus/root/usr/bin/ssr-monitor
@@ -104,6 +104,16 @@ while [ "1" == "1" ]; do #死循环
 			ln_start_bin $(first_type microsocks) microsocks -i 127.0.0.1 -p $tmp_dns_port ssrplus-dns
 			ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_dns_port $dnsserver 127.0.0.1:$dns_port -q
 		fi
+	#mosdns
+	elif [ "$pdnsd_process" -eq 3 ]; then
+		icount=$(busybox ps -w | grep $TMP_BIN_PATH/mosdns | grep -v grep | wc -l)
+		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
+			logger -t "$NAME" "mosdns tunnel error.restart!"
+			echolog "mosdns tunnel error.restart!"
+			dnsserver=$(uci_get_by_type global tunnel_forward 8.8.4.4:53)
+			kill -9 $(busybox ps -w | grep $TMP_BIN_PATH/mosdns | grep -v grep | awk '{print $1}') >/dev/null 2>&1
+			ln_start_bin $(first_type mosdns) mosdns start -c /etc/mosdns/config.yaml
+		fi
 	fi
 	#chinadns-ng
 	if [ "$(uci -q get "dhcp.@dnsmasq[0]._unused_ssrp_changed")" = "1" ]; then