Add status of process

package/luci/files/luci/controller/smartdns.lua

@@ -8,7 +8,18 @@ function index()
 	end
 
 	local page
-
 	page = entry({"admin", "services", "smartdns"}, cbi("smartdns"), _("SmartDNS"), 60)
 	page.dependent = true
+	page = entry({"admin", "services", "smartdns", "status"}, call("act_status"))
+	page.leaf = true
+end
+
+local function is_running()
+	return luci.sys.call("pidof smartdns >/dev/null") == 0
+end
+function act_status()
+	local e={}
+	e.running = is_running()
+	luci.http.prepare_content("application/json")
+	luci.http.write_json(e)
 end

package/luci/files/luci/i18n/smartdns.zh-cn.po

@@ -4,6 +4,15 @@ msgstr "Content-Type: text/plain; charset=UTF-8\n"
 msgid "SmartDNS"
 msgstr "SmartDNS"
 
+msgid "SmartDNS is a local high-performance DNS server"
+msgstr "SmartDNS是一个本地高性能DNS服务器"
+
+msgid "SmartDNS Server"
+msgstr "SmartDNS 服务器"
+
+msgid "SmartDNS is a local high-performance DNS server, supports finding fastest IP, supports ad filtering, and supports avoiding DNS poisoning."
+msgstr "SmartDNS是一个本地高性能DNS服务器，支持避免域名污染，支持返回最快IP，支持广告过滤。"
+
 msgid "Server Name"
 msgstr "服务器名称"
 
@@ -22,8 +31,8 @@ msgstr "SmartDNS本地服务端口"
 msgid "Redirect"
 msgstr "重定向"
 
-msgid "Redirect standard dns query from 53 to smartdns"
-msgstr "将53端口的DNS请求重定向到SmartDNS"
+msgid "Redirect standard dns query from 53 to smartdns, as default DNS server"
+msgstr "将53端口的DNS请求重定向到SmartDNS, 替换默认DNS服务"
 
 msgid "Cache Size"
 msgstr "缓存大小"

package/luci/files/luci/model/cbi/smartdns.lua

@@ -1,16 +1,15 @@
 -- Copyright 2018 Nick Peng (pymumu@gmail.com)
 
-require("nixio.fs")
-require("luci.http")
+require ("nixio.fs")
+require ("luci.http")
+require ("luci.dispatcher")
+require ("nixio.fs")
 
-m = Map("smartdns", translate("SmartDNS"),
-	translate("SmartDNS is a local dns server to find fastest ip."))
+m = Map("smartdns")
+m.title	= translate("SmartDNS Server")
+m.description = translate("SmartDNS is a local high-performance DNS server, supports finding fastest IP, supports ad filtering, and supports avoiding DNS poisoning.")
 
-if luci.sys.call("pidof smartdns >/dev/null") == 0 then
-	m = Map("smartdns", translate("SmartDNS"), "%s - %s" %{translate("SmartDNS"), translate("RUNNING")})
-else
-	m = Map("smartdns", translate("SmartDNS"), "%s - %s" %{translate("SmartDNS"), translate("NOT RUNNING")})
-end
+m:section(SimpleSection).template  = "smartdns/smartdns_status"
 
 -- Basic
 s = m:section(TypedSection, "smartdns", translate("Settings"), translate("General Settings"))
@@ -18,6 +17,7 @@ s.anonymous = true
 
 ---- Eanble
 o = s:option(Flag, "enabled", translate("Enable"), translate("Enable or disable smartdns server"))
+o.default     = o.disabled
 o.rempty      = false
 
 ---- server name
@@ -33,10 +33,12 @@ o.default     = 5353
 o.datatype    = "port"
 o.rempty      = false
 
-o = s:option(Flag, "redirect", translate("Redirect"), translate("Redirect standard dns query from 53 to smartdns"))
-o.default     = true
-o.placeholder = "1"
-o.rempty      = false
+o = s:option(Flag, "redirect", translate("Redirect"), translate("Redirect standard dns query from 53 to smartdns, as default DNS server"))
+o.rmempty     = false
+o.default     = o.enabled
+o.cfgvalue    = function(...)
+    return Flag.cfgvalue(...) or "1"
+end
 
 ---- cache-size
 o = s:option(Value, "cache_size", translate("Cache Size"), translate("DNS domain result cache size"))

package/luci/files/luci/view/smartdns/smartdns_status.htm

@@ -0,0 +1,22 @@
+<script type="text/javascript">//<![CDATA[
+XHR.poll(3, '<%=luci.dispatcher.build_url("admin", "services", "smartdns", "status")%>', null,
+	function(x, data) {
+		var tb = document.getElementById('smartdns_status');
+		if (data && tb) {
+			if (data.running) {
+				var links = '<b><font color=green>SmartDNS - <%:RUNNING%></font></b></em>';
+				tb.innerHTML = links;
+			} else {
+				tb.innerHTML = '<b><font color=red>SmartDNS - <%:NOT RUNNING%></font></b>';
+			}
+		}
+	}
+);
+//]]>
+</script>
+<style>.mar-10 {margin-left: 50px; margin-right: 10px;}</style>
+<fieldset class="cbi-section">
+	<p id="smartdns_status">
+		<em><%:Collecting data...%></em>
+	</p>
+</fieldset>