🐶 Sync 2026-05-01 20:23:08

luci-app-passwall2/root/usr/share/passwall2/rule_update.lua

@@ -184,6 +184,34 @@ if geoip_update == "0" and geosite_update == "0" then
 	os.exit(0)
 end
 
+local function check_instance(action)
+	local rule_lock = "/var/lock/" .. name .. "_rule_update.lock"
+	local sub_lock = "/var/lock/" .. name .. "_subscribe.lock"
+
+	if action == "start" then
+		math.randomseed(os.time() + math.floor(os.clock() * 1000))
+		api.nixio.nanosleep(0, math.random(100, 1000) * 1000000)
+		if fs.access(rule_lock) then
+			log(0, api.i18n.translatef("[Rule update] instance is running; please try again later.") .. "\n")
+			os.exit(0)
+		else
+			luci.sys.call("touch " .. rule_lock)
+		end
+	elseif action == "end" then
+		luci.sys.call("rm -f " .. rule_lock)
+		return
+	end
+
+	if fs.access(sub_lock) then
+		log(0, api.i18n.translatef("[Subscription] instance is running; [Rule Update] queue and wait.") .. "\n")
+	end
+	while fs.access(sub_lock) do
+		api.nixio.nanosleep(2, 0)
+	end
+end
+
+check_instance("start")
+
 log(0, api.i18n.translate("Start updating the rules..."))
 local function safe_call(func, err_msg)
 	xpcall(func, function(e)
@@ -221,3 +249,5 @@ if reboot == 1 then
 	api.uci_save(uci, name, true, true)
 end
 log(0, api.i18n.translate("The rules have been updated..."))
+
+check_instance("end")