luci-app-ssr-plus: add dns2tcp support

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>

luci-app-ssr-plus/Makefile

@@ -2,12 +2,13 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=luci-app-ssr-plus
 PKG_VERSION:=185
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_CONFIG_DEPENDS:= \
+	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_DNS2TCP \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_Kcptun \
-	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_NaiveProxy \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_IPT2Socks \
+	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_NaiveProxy \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_Redsocks2 \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_Shadowsocks_Libev_Client \
 	CONFIG_PACKAGE_$(PKG_NAME)_INCLUDE_Shadowsocks_Libev_Server \
@@ -27,9 +28,10 @@ LUCI_DEPENDS:= \
 	+coreutils +coreutils-base64 +dns2socks +dnsmasq-full +ipset +kmod-ipt-nat +ip-full \
 	+iptables +iptables-mod-tproxy +lua +libuci-lua +microsocks +pdnsd-alt +tcping \
 	+resolveip +shadowsocksr-libev-ssr-check +uclient-fetch \
+	+PACKAGE_$(PKG_NAME)_INCLUDE_DNS2TCP:dns2tcp \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Kcptun:kcptun-client \
-	+PACKAGE_$(PKG_NAME)_INCLUDE_NaiveProxy:naiveproxy \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_IPT2Socks:ipt2socks \
+	+PACKAGE_$(PKG_NAME)_INCLUDE_NaiveProxy:naiveproxy \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Redsocks2:redsocks2 \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Shadowsocks_Libev_Client:shadowsocks-libev-ss-local \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Shadowsocks_Libev_Client:shadowsocks-libev-ss-redir \
@@ -46,6 +48,10 @@ LUCI_DEPENDS:= \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Xray:xray-core
 
 define Package/$(PKG_NAME)/config
+config PACKAGE_$(PKG_NAME)_INCLUDE_DNS2TCP
+	bool "Include DNS2TCP"
+	default n
+
 config PACKAGE_$(PKG_NAME)_INCLUDE_Kcptun
 	bool "Include Kcptun"
 	default n

luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/client.lua

@@ -86,6 +86,9 @@ o.default = 1
 o = s:option(ListValue, "pdnsd_enable", translate("Resolve Dns Mode"))
 o:value("1", translate("Use Pdnsd tcp query and cache"))
 o:value("2", translate("Use DNS2SOCKS query and cache"))
+if nixio.fs.access('/usr/bin/dns2tcp') then
+	o:value("3", translate("Use DNS2TCP query"))
+end
 o:value("0", translate("Use Local DNS Service listen port 5335"))
 o.default = 1
 
@@ -105,6 +108,7 @@ o:value("114.114.114.114:53", translate("Oversea Mode DNS-1 (114.114.114.114)"))
 o:value("114.114.115.115:53", translate("Oversea Mode DNS-2 (114.114.115.115)"))
 o:depends("pdnsd_enable", "1")
 o:depends("pdnsd_enable", "2")
+o:depends("pdnsd_enable", "3")
 o.description = translate("Custom DNS Server format as IP:PORT (default: 8.8.4.4:53)")
 o.datatype = "hostport"
 

luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/status.lua

@@ -88,7 +88,7 @@ if Process_list:find("ssr.server") then
 	server_run = 1
 end
 
-if Process_list:find("ssrplus/bin/pdnsd") or (Process_list:find("ssrplus.dns") and Process_list:find("dns2socks.127.0.0.1.*127.0.0.1.5335")) then
+if Process_list:find("ssrplus/bin/pdnsd") or Process_list:find("ssrplus/bin/dns2tcp") or (Process_list:find("ssrplus.dns") and Process_list:find("dns2socks.127.0.0.1.*127.0.0.1.5335")) then
 	pdnsd_run = 1
 end
 

luci-app-ssr-plus/po/zh-cn/ssr-plus.po

@@ -430,6 +430,9 @@ msgstr "使用PDNSD TCP查询并缓存"
 msgid "Use DNS2SOCKS query and cache"
 msgstr "使用 DNS2SOCKS 查询并缓存"
 
+msgid "Use DNS2TCP query"
+msgstr "使用 DNS2TCP 查询"
+
 msgid "DNS Server IP:Port"
 msgstr "DNS服务器 IP:Port"
 

luci-app-ssr-plus/root/etc/init.d/shadowsocksr

@@ -221,6 +221,10 @@ start_dns() {
 			ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_dns_port $dnsserver:$dnsport 127.0.0.1:$dns_port -q
 			pdnsd_enable_flag=2
 			;;
+		3)
+			ln_start_bin $(first_type dns2tcp) dns2tcp -L "127.0.0.1#$dns_port" -R "$dnsserver#$dnsport"
+			pdnsd_enable_flag=3
+			;;
 		esac
 	fi
 }

luci-app-ssr-plus/root/usr/bin/ssr-monitor

@@ -85,7 +85,7 @@ while [ "1" == "1" ]; do #死循环
 	#pdnsd
 	if [ "$pdnsd_process" -eq 1 ]; then
 		icount=$(busybox ps -w | grep $TMP_BIN_PATH/pdnsd | grep -v grep | wc -l)
-		if [ "$icount" -lt "$pdnsd_process" ]; then #如果进程挂掉就重启它
+		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
 			logger -t "$NAME" "pdnsd tunnel error.restart!"
 			echolog "pdnsd tunnel error.restart!"
 			if [ -f /var/run/pdnsd.pid ]; then
@@ -95,9 +95,8 @@ while [ "1" == "1" ]; do #死循环
 			fi
 			ln_start_bin $(first_type pdnsd) pdnsd -c $TMP_PATH/pdnsd.conf
 		fi
-	fi
 	#dns2socks
-	if [ "$pdnsd_process" -eq 2 ]; then
+	elif [ "$pdnsd_process" -eq 2 ]; then
 		icount=$(busybox ps -w | grep -e ssrplus-dns -e "dns2socks 127.0.0.1 $tmp_dns_port" | grep -v grep | wc -l)
 		if [ "$icount" -lt 2 ]; then #如果进程挂掉就重启它
 			logger -t "$NAME" "dns2socks $dnsstr tunnel error.restart!"
@@ -110,5 +109,17 @@ 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 $dnsserver:$dnsport 127.0.0.1:$dns_port -q
 		fi
+	#dns2tcp
+	elif [ "$pdnsd_process" -eq 3 ]; then
+		icount=$(busybox ps -w | grep $TMP_BIN_PATH/dns2tcp | grep -v grep | wc -l)
+		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
+			logger -t "$NAME" "dns2tcp tunnel error.restart!"
+			echolog "dns2tcp tunnel error.restart!"
+			dnsstr=$(uci_get_by_type global tunnel_forward 8.8.4.4:53)
+			dnsserver=$(echo "$dnsstr" | awk -F ':' '{print $1}')
+			dnsport=$(echo "$dnsstr" | awk -F ':' '{print $2}')
+			kill -9 $(busybox ps -w | grep $TMP_BIN_PATH/dns2tcp | grep -v grep | awk '{print $1}') >/dev/null 2>&1
+			ln_start_bin $(first_type dns2tcp) dns2tcp -L "127.0.0.1#$dns_port" -R "$dnsserver#$dnsport"
+		fi
 	fi
 done