luci-app-mosdns: add local DNS settings

* make up for the defect that Dnsmasq does not support DoH / DoT protocols

luci-app-mosdns/luasrc/model/cbi/mosdns/basic.lua

@@ -34,6 +34,44 @@ logfile.placeholder = "/tmp/mosdns.log"
 logfile.default = "/tmp/mosdns.log"
 logfile:depends( "configfile", "/etc/mosdns/config.yaml")
 
+redirect = s:option(Flag, "redirect", translate("DNS Forward"), translate("Forward Dnsmasq Domain Name resolution requests to MosDNS"))
+redirect.default = true
+
+custom_local_dns = s:option(Flag, "custom_local_dns", translate("Local DNS"), translate("Follow WAN interface DNS if not enabled"))
+custom_local_dns:depends( "configfile", "/etc/mosdns/config.yaml")
+custom_local_dns.default = false
+
+custom_local_dns = s:option(DynamicList, "local_dns", translate("Upstream DNS servers"))
+custom_local_dns:value("119.29.29.29", "119.29.29.29 (DNSPod Primary)")
+custom_local_dns:value("119.28.28.28", "119.28.28.28 (DNSPod Secondary)")
+custom_local_dns:value("223.5.5.5", "223.5.5.5 (AliDNS Primary)")
+custom_local_dns:value("223.6.6.6", "223.6.6.6 (AliDNS Secondary)")
+custom_local_dns:value("114.114.114.114", "114.114.114.114 (114DNS Primary)")
+custom_local_dns:value("114.114.115.115", "114.114.115.115 (114DNS Secondary)")
+custom_local_dns:value("180.76.76.76", "180.76.76.76 (Baidu DNS)")
+custom_local_dns:depends("custom_local_dns", "1")
+
+custom_local_dns = s:option(ListValue, "bootstrap_dns1", translate("Bootstrap DNS servers"))
+custom_local_dns:value("119.29.29.29", "119.29.29.29 (DNSPod Primary)")
+custom_local_dns:value("119.28.28.28", "119.28.28.28 (DNSPod Secondary)")
+custom_local_dns:value("223.5.5.5", "223.5.5.5 (AliDNS Primary)")
+custom_local_dns:value("223.6.6.6", "223.6.6.6 (AliDNS Secondary)")
+custom_local_dns:value("114.114.114.114", "114.114.114.114 (114DNS Primary)")
+custom_local_dns:value("114.114.115.115", "114.114.115.115 (114DNS Secondary)")
+custom_local_dns:value("180.76.76.76", "180.76.76.76 (Baidu DNS)")
+custom_local_dns.default = "119.29.29.29"
+custom_local_dns:depends("custom_local_dns", "1")
+custom_local_dns = s:option(ListValue, "bootstrap_dns2", " ", translate("Bootstrap DNS servers are used to resolve IP addresses of the DoH/DoT resolvers you specify as upstreams"))
+custom_local_dns:value("119.29.29.29", "119.29.29.29 (DNSPod Primary)")
+custom_local_dns:value("119.28.28.28", "119.28.28.28 (DNSPod Secondary)")
+custom_local_dns:value("223.5.5.5", "223.5.5.5 (AliDNS Primary)")
+custom_local_dns:value("223.6.6.6", "223.6.6.6 (AliDNS Secondary)")
+custom_local_dns:value("114.114.114.114", "114.114.114.114 (114DNS Primary)")
+custom_local_dns:value("114.114.115.115", "114.114.115.115 (114DNS Secondary)")
+custom_local_dns:value("180.76.76.76", "180.76.76.76 (Baidu DNS)")
+custom_local_dns.default = "223.5.5.5"
+custom_local_dns:depends("custom_local_dns", "1")
+
 remote_dns = s:option(DynamicList, "remote_dns", translate("Remote DNS"))
 remote_dns:value("tls://1.1.1.1", "1.1.1.1 (CloudFlare DNS)")
 remote_dns:value("tls://1.0.0.1", "1.0.0.1 (CloudFlare DNS)")
@@ -72,9 +110,6 @@ maximum_ttl.datatype = "and(uinteger,min(0))"
 maximum_ttl.default = "0"
 maximum_ttl:depends( "configfile", "/etc/mosdns/config.yaml")
 
-redirect = s:option(Flag, "redirect", translate("Enable DNS Forward"), translate("Forward Dnsmasq Domain Name resolution requests to MosDNS"))
-redirect.default = true
-
 adblock = s:option(Flag, "adblock", translate("Enable DNS ADblock"))
 adblock:depends( "configfile", "/etc/mosdns/config.yaml")
 adblock.default = false

luci-app-mosdns/po/zh-cn/mosdns.po

@@ -22,8 +22,8 @@ msgstr "监听端口"
 msgid "Log Level"
 msgstr "日志等级"
 
-msgid "Enable DNS Forward"
+msgid "DNS Forward"
-msgstr "启用 DNS 转发"
+msgstr "DNS 转发"
 
 msgid "Forward Dnsmasq Domain Name resolution requests to MosDNS"
 msgstr "将 Dnsmasq 域名解析请求转发到 MosDNS 服务器"
@@ -109,6 +109,21 @@ msgstr "自定义"
 msgid "Log File"
 msgstr "日志文件"
 
+msgid "Local DNS"
+msgstr "本地 DNS"
+
+msgid "Follow WAN interface DNS if not enabled"
+msgstr "不启用则遵循 WAN 接口 DNS"
+
+msgid "Upstream DNS servers"
+msgstr "上游 DNS 服务器"
+
+msgid "Bootstrap DNS servers"
+msgstr "Bootstrap DNS 服务器"
+
+msgid "Bootstrap DNS servers are used to resolve IP addresses of the DoH/DoT resolvers you specify as upstreams"
+msgstr "Bootstrap DNS 服务器用于解析所指定为上游的 DoH / DoT 解析器的 IP 地址"
+
 msgid "Remote DNS"
 msgstr "远程 DNS"
 

luci-app-mosdns/root/etc/config/mosdns

@@ -14,6 +14,7 @@ config mosdns 'config'
 	option cache_survival_time '259200'
 	option minimal_ttl '0'
 	option maximum_ttl '0'
+	option custom_local_dns '0'
 	option enable_pipeline '0'
 	list remote_dns 'tls://8.8.8.8'
 	list remote_dns 'tls://1.1.1.1'

luci-app-mosdns/root/etc/init.d/mosdns

@@ -41,6 +41,9 @@ get_config() {
 	config_get minimal_ttl_custom $1 minimal_ttl 0
 	config_get redirect $1 redirect 0
 	config_get remote_dns $1 remote_dns "tls://8.8.8.8 tls://1.1.1.1"
+	config_get custom_local_dns $1 custom_local_dns 0
+	config_get bootstrap_dns1 $1 bootstrap_dns1 "119.29.29.29"
+	config_get bootstrap_dns2 $1 bootstrap_dns2 "223.5.5.5"
 }
 
 init_yaml() {
@@ -56,6 +59,8 @@ init_yaml() {
 	s,maximum_ttl_custom,$maximum_ttl_custom,g; \
 	s,adblock,$adblock,g;s,remote_dns_pipeline,$enable_pipeline,g" \
 	/usr/share/mosdns/default.yaml > $CONF
+	[ "$custom_local_dns" -eq 0 ] && sed -i "/bootstrap/d" $CONF || \
+	sed -i "s,bootstrap_dns1,$bootstrap_dns1,g;s,bootstrap_dns2,$bootstrap_dns2,g" $CONF
 	echo "${local_dns}" > $tmpdir/local_dns.txt
 	echo "${remote_dns}" > $tmpdir/remote_dns.txt
 	sed -i -e '/- addr: local_dns/{r '$tmpdir/local_dns.txt -e';d};/- addr: remote_dns/{r '$tmpdir/remote_dns.txt -e';d}' \

luci-app-mosdns/root/usr/share/mosdns/default.yaml

@@ -55,10 +55,13 @@ plugins:
       maximum_ttl: maximum_ttl_custom
 
   - tag: "forward_local"
-    type: fast_forward
+    type: forward
     args:
       upstream:
         - addr: local_dns
+      bootstrap:
+        - "bootstrap_dns1"
+        - "bootstrap_dns2"
 
   - tag: "forward_remote"
     type: fast_forward

luci-app-mosdns/root/usr/share/mosdns/mosdns.sh

@@ -11,6 +11,9 @@ logfile_path() (
 )
 
 interface_dns() (
+	if [ "$(uci -q get mosdns.config.custom_local_dns)" -eq 1 ]; then
+		uci -q get mosdns.config.local_dns
+	else
 		peerdns=$(uci -q get network.wan.peerdns)
 		proto=$(uci -q get network.wan.proto)
 		if [ "$peerdns" = 0 ] || [ "$proto" = "static" ]; then
@@ -21,6 +24,7 @@ interface_dns() (
 			echo $interface_status | jsonfilter -e "@['dns-server'][1]"
 		fi
 		[ $? -ne 0 ] && echo "119.29.29.29"
+	fi
 )
 
 ad_block() (