luci-app-mosdns: Add DNS Servers concurrency setting

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

@@ -88,6 +88,12 @@ o:depends("configfile", "/etc/mosdns/config.yaml")
 
 s:tab("advanced", translate("Advanced Options"))
 
+o = s:taboption("advanced", Value, "concurrent", translate("Concurrent"), translate("DNS query request concurrency, The number of upstream DNS servers that are allowed to initiate requests at the same time"))
+o.datatype = "and(uinteger,min(1))"
+o.datatype = "and(uinteger,max(3))"
+o.default = "1"
+o:depends("configfile", "/etc/mosdns/config.yaml")
+
 o = s:taboption("advanced", Flag, "enable_pipeline", translate("TCP/DoT Connection Multiplexing"), translate("Enable TCP/DoT RFC 7766 new Query Pipelining connection multiplexing mode"))
 o.rmempty = false
 o.default = false

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

@@ -142,6 +142,12 @@ msgstr "Bootstrap DNS 服务器用于解析您指定为上游的 DoH / DoT 解
 msgid "Remote DNS"
 msgstr "远程 DNS"
 
+msgid "Concurrent"
+msgstr "DNS 服务器并发数（默认 1）"
+
+msgid "DNS query request concurrency, The number of upstream DNS servers that are allowed to initiate requests at the same time"
+msgstr "DNS 查询请求并发数，允许同时发起请求的上游 DNS 服务器数量"
+
 msgid "TCP/DoT Connection Multiplexing"
 msgstr "TCP/DoT 连接复用"
 

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

@@ -13,6 +13,7 @@ config mosdns 'config'
 	option cache_size '20000'
 	option cache_survival_time '86400'
 	option dump_file '0'
+	option concurrent '1'
 	option minimal_ttl '0'
 	option maximum_ttl '0'
 	option custom_local_dns '0'

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

@@ -55,6 +55,7 @@ get_config() {
     config_get bootstrap_dns $1 bootstrap_dns "119.29.29.29"
     config_get enabled_api $1 enabled_api 0
     config_get listen_port_api $1 listen_port_api 9091
+    config_get concurrent $1 concurrent 1
 }
 
 init_yaml() {
@@ -70,6 +71,7 @@ init_yaml() {
     s,cache_survival_time,$cache_survival_time,g; \
     s,minimal_ttl_custom,$minimal_ttl_custom,g; \
     s,maximum_ttl_custom,$maximum_ttl_custom,g; \
+    s,concurrent_num,$concurrent,g; \
     s,adblock,$adlist,g;s,remote_dns_pipeline,$enable_pipeline,g" $DEFAULT_CONF > $CONF
     echo "${local_dns}" > $TMPDIR/local_dns.txt
     echo "${remote_dns}" > $TMPDIR/remote_dns.txt

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

@@ -83,12 +83,14 @@ plugins:
   - tag: forward_local
     type: forward
     args:
+      concurrent: concurrent_num
       upstreams:
         - addr: local_dns
 
   - tag: forward_remote
     type: forward
     args:
+      concurrent: concurrent_num
       upstreams:
         - addr: remote_dns