Added backup dhcp and don't touch dhcp. Firefox disable doh FQDN moved to sing-box

README.md

@@ -102,6 +102,8 @@ Luci: Services/podkop
         list doh_server '127.0.0.1#5054'
 ```
 - [x] Только кастомный remote list не создаёт секцию в route-rules-rule-set и dns-rules-ruleset
+- [ ] Не отрабатывает service podkop stop, если podkop запущен и не может, к пример, зарезолвить домен с сломанным DNS
+- [ ] Всплывает в логах при старте. Не каждый раз. На работу не влияет. Wed Feb 19 17:12:28 2025 daemon.err sh[17665]: Command failed: ubus call service delete { "name": "sing-box" } (Not found)
 
 # ToDo
 Этот раздел не означает задачи, которые нужно брать и делать. Это общий список хотелок. Если вы хотите помочь, пожалуйста, спросите сначала в телеграмме.

luci-app-podkop/Makefile

@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=luci-app-podkop
-PKG_VERSION:=0.3.10
+PKG_VERSION:=0.3.11
 PKG_RELEASE:=1
 
 LUCI_TITLE:=LuCI podkop app

luci-app-podkop/htdocs/luci-static/resources/view/podkop/podkop.js

@@ -628,6 +628,11 @@ return view.extend({
         o.rmempty = false;
         o.ucisection = 'main';
 
+        o = s.taboption('additional', form.Flag, 'dont_touch_dhcp', _('Dont touch my DHCP!'), _('Podkop will not change the DHCP config'));
+        o.default = '0';
+        o.rmempty = false;
+        o.ucisection = 'main';
+
         o = s.taboption('additional', form.Flag, 'exclude_ntp', _('Exclude NTP'), _('For issues with open connections sing-box'));
         o.default = '0';
         o.rmempty = false;

podkop/Makefile

@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=podkop
-PKG_VERSION:=0.3.10
+PKG_VERSION:=0.3.11
 PKG_RELEASE:=1
 
 PKG_MAINTAINER:=ITDog <podkop@itdog.info>

podkop/files/etc/config/podkop

@@ -29,5 +29,6 @@ config main 'main'
 	option socks5 '0'
 	option exclude_ntp '0'
 	option quic_disable '0'
+	option dont_touch_dhcp '0'
 	option update_interval '1d'
 	option custom_domains_text

podkop/files/etc/init.d/podkop

@@ -75,7 +75,11 @@ start_service() {
 stop_service() {
     log "Stopping the podkop"
     remove_cron_job
-    dnsmasq_rm
+
+    config_get_bool dont_touch_dhcp "main" "dont_touch_dhcp" "0"
+    if [ "$dont_touch_dhcp" -eq 0 ]; then
+        dnsmasq_restore
+    fi 
 
     rm -rf /tmp/podkop/*.lst
 
@@ -205,7 +209,10 @@ main() {
     config_get interface "main" "interface"
 
     if [ -n "$proxy_string" ] || [ -n "$interface" ]; then
-        dnsmasq_add
+        config_get_bool dont_touch_dhcp "main" "dont_touch_dhcp" "0"
+        if [ "$dont_touch_dhcp" -eq 0 ]; then
+            dnsmasq_add_resolver
+        fi
     fi
 }
 
@@ -315,27 +322,71 @@ create_nft_table() {
     nft add rule inet $table proxy meta mark 0x105 meta l4proto udp tproxy ip to :1602 counter
 }
 
-dnsmasq_add() {
-    ## Future: Check config and skip restart
+save_dnsmasq_config() {
+    local key="$1"
+    local backup_key="$2"
+    value=$(uci get "$key" 2>/dev/null)
+
+    if [ -z "$value" ]; then
+        uci -q delete "$backup_key"
+    else
+        uci set "$backup_key"="$value"
+    fi
+}
+
+dnsmasq_add_resolver() {
+    log "Save dnsmasq config"
+    save_dnsmasq_config "dhcp.@dnsmasq[0].noresolv" "dhcp.@dnsmasq[0].podkop_noresolv"
+    save_dnsmasq_config "dhcp.@dnsmasq[0].cachesize" "dhcp.@dnsmasq[0].podkop_cachesize"
+
+    uci -q delete dhcp.@dnsmasq[0].podkop_server
+    for server in $(uci get dhcp.@dnsmasq[0].server 2>/dev/null); do
+        if [[ "$server" == "127.0.0.42" ]]; then
+            log "Dnsmasq save config error: server=127.0.0.42"
+        else
+            uci add_list dhcp.@dnsmasq[0].podkop_server="$server"
+        fi
+    done
+
     log "Configure dnsmasq for sing-box"
     uci set dhcp.@dnsmasq[0].noresolv="1"
-    uci set dhcp.@dnsmasq[0].filter_aaaa="1"
     uci set dhcp.@dnsmasq[0].cachesize="0"
     uci -q delete dhcp.@dnsmasq[0].server
     uci add_list dhcp.@dnsmasq[0].server="127.0.0.42"
-    uci add_list dhcp.@dnsmasq[0].server='/use-application-dns.net/'
     uci commit dhcp
 
     /etc/init.d/dnsmasq restart
 }
 
-dnsmasq_rm() {
+dnsmasq_restore() {
     log "Removing configuration for dnsmasq"
-    uci set dhcp.@dnsmasq[0].noresolv="0"
-    uci set dhcp.@dnsmasq[0].filter_aaaa="0"
-    uci set dhcp.@dnsmasq[0].cachesize="1000"
-    uci -q delete dhcp.@dnsmasq[0].server
-    uci add_list dhcp.@dnsmasq[0].server="8.8.8.8"
+
+    local cachesize=$(uci get dhcp.@dnsmasq[0].podkop_cachesize 2>/dev/null)
+    if [ -z "$cachesize" ]; then
+        log "dnsmasq revert: cachesize is unset"
+    else
+        uci set dhcp.@dnsmasq[0].cachesize="$cachesize"
+    fi
+
+    local noresolv=$(uci get dhcp.@dnsmasq[0].podkop_noresolv 2>/dev/null)
+    if [ -z "$noresolv" ]; then
+        log "dnsmasq revert: noresolv is unset"
+    else
+        uci set dhcp.@dnsmasq[0].noresolv="$noresolv"
+    fi
+
+    local server=$(uci get dhcp.@dnsmasq[0].server 2>/dev/null)
+    if [[ "$server" == "127.0.0.42" ]]; then
+        uci -q delete dhcp.@dnsmasq[0].server
+        for server in $(uci get dhcp.@dnsmasq[0].podkop_server 2>/dev/null); do
+            uci add_list dhcp.@dnsmasq[0].server="$server"
+        done
+        uci delete dhcp.@dnsmasq[0].podkop_server
+    fi
+
+    uci delete dhcp.@dnsmasq[0].podkop_cachesize
+    uci delete dhcp.@dnsmasq[0].podkop_noresolv
+
     uci commit dhcp
 
     /etc/init.d/dnsmasq restart
@@ -600,6 +651,12 @@ sing_box_dns_rule_fakeip() {
             "action": "reject"
             },
             {
+            "domain_suffix": [
+                "use-application-dns.net"
+            ],
+                "action": "reject"
+            },
+            {
             "server": "fakeip-server",
             "rule_set": []
             }