diff --git a/luci-app-zzz/luasrc/controller/zzz.lua b/luci-app-zzz/luasrc/controller/zzz.lua
index 789d721..0b7ad3d 100644
--- a/luci-app-zzz/luasrc/controller/zzz.lua
+++ b/luci-app-zzz/luasrc/controller/zzz.lua
@@ -2,72 +2,71 @@
 module("luci.controller.zzz", package.seeall)
 
 function index()
-    if not nixio.fs.access("/etc/config/zzz") then
-        return
-    end
+	if not nixio.fs.access("/etc/config/zzz") then
+		return
+	end
 
-    -- Menu
-    entry({"admin", "network", "zzz"}, cbi("zzz"), "ZZZ", 60).dependent = false
+	-- Menu
+	entry({ "admin", "network", "zzz" }, cbi("zzz"), "ZZZ", 60).dependent = false
 
-    -- Settings
-    entry({"admin", "network", "zzz", "service_control"}, call("service_control")).leaf = true
+	-- Settings
+	entry({ "admin", "network", "zzz", "service_control" }, call("service_control")).leaf = true
 
-    -- Status API
-    entry({"admin", "network", "zzz", "get_status"}, call("act_status")).leaf = true
+	-- Status API
+	entry({ "admin", "network", "zzz", "get_status" }, call("act_status")).leaf = true
 end
 
 function service_control()
-    local sys = require "luci.sys"
-    local action = luci.http.formvalue("action")
-    local result = { success = false, message = "" }
+	local sys = require("luci.sys")
+	local action = luci.http.formvalue("action")
+	local result = { success = false, message = "" }
 
-    if action then
-        local cmd = ""
-        if action == "start" then
-            cmd = "/etc/rc.d/S99zzz start"
-        elseif action == "stop" then
-            cmd = "/etc/rc.d/S99zzz stop"
-        elseif action == "restart" then
-            cmd = "/etc/rc.d/S99zzz stop && sleep 2 && /etc/rc.d/S99zzz start"
-        end
+	if action then
+		local cmd = ""
+		if action == "start" then
+			cmd = "/etc/rc.d/S99zzz start"
+		elseif action == "stop" then
+			cmd = "/etc/rc.d/S99zzz stop"
+		elseif action == "restart" then
+			cmd = "/etc/rc.d/S99zzz stop && sleep 2 && /etc/rc.d/S99zzz start"
+		end
 
-        if cmd ~= "" then
-            local ret = sys.call(cmd)
-            if ret == 0 then
-                result.success = true
-                result.message = action .. " 成功"
-            else
-                result.success = false
-                result.message = action .. " 失败"
-            end
-        end
-    end
+		if cmd ~= "" then
+			local ret = sys.call(cmd)
+			if ret == 0 then
+				result.success = true
+				result.message = action .. " 成功"
+			else
+				result.success = false
+				result.message = action .. " 失败"
+			end
+		end
+	end
 
-    luci.http.prepare_content("application/json")
-    luci.http.write_json(result)
+	luci.http.prepare_content("application/json")
+	luci.http.write_json(result)
 end
 
 function act_status()
-    local sys = require "luci.sys"
-    local util = require "luci.util"
-    local status = {}
+	local sys = require("luci.sys")
+	local util = require("luci.util")
+	local status = {}
 
-    -- Get status
-    status.running = (sys.call("pgrep -f zzz >/dev/null") == 0)
+	-- Get status
+	status.running = (sys.call("pgrep -f zzz >/dev/null") == 0)
 
-    -- Get process info
-    if status.running then
-        status.process_info = util.trim(sys.exec("ps | grep -v grep | grep zzz"))
-    end
+	-- Get process info
+	if status.running then
+		status.process_info = util.trim(sys.exec("ps | grep -v grep | grep zzz"))
+	end
+	-- Get log
+	local log_file = "/tmp/zzz.log"
+	if nixio.fs.access(log_file) then
+		status.log = util.trim(sys.exec("tail -20 " .. log_file))
+	else
+		status.log = util.trim(sys.exec("logread | grep zzz | tail -10"))
+	end
 
-    -- Get log
-    local log_file = "/tmp/zzz.log"
-    if nixio.fs.access(log_file) then
-        status.log = util.trim(sys.exec("tail -20 " .. log_file))
-    else
-        status.log = util.trim(sys.exec("logread | grep zzz | tail -10"))
-    end
-
-    luci.http.prepare_content("application/json")
-    luci.http.write_json(status)
+	luci.http.prepare_content("application/json")
+	luci.http.write_json(status)
 end