a1ce9c3aef89ebced1d0d7dd25fcd84385e71859
[project/luci.git] / applications / luci-ddns / luasrc / model / cbi / ddns / overview.lua
1 --[[
2 LuCI - Lua Configuration Interface
3
4 Copyright 2014 Christian Schoenebeck <christian dot schoenebeck at gmail dot com>
5
6 Licensed under the Apache License, Version 2.0 (the "License");
7 you may not use this file except in compliance with the License.
8 You may obtain a copy of the License at
9
10 http://www.apache.org/licenses/LICENSE-2.0
11
12 $Id$
13 ]]--
14
15 require "nixio.fs"
16 require "luci.sys"
17 require "luci.dispatcher"
18 require "luci.tools.ddns"
19
20 -- show hints ?
21 show_hints = not (luci.tools.ddns.check_ipv6() -- IPv6 support
22 and luci.tools.ddns.check_ssl() -- HTTPS support
23 and luci.tools.ddns.check_proxy() -- Proxy support
24 and luci.tools.ddns.check_bind_host() -- DNS TCP support
25 )
26
27 -- html constants
28 font_red = [[<font color="red">]]
29 font_off = [[</font>]]
30 bold_on = [[<strong>]]
31 bold_off = [[</strong>]]
32
33 -- cbi-map definition
34 m = Map("ddns",
35 translate("Dynamic DNS"),
36 translate("Dynamic DNS allows that your router can be reached with " ..
37 "a fixed hostname while having a dynamically changing " ..
38 "IP address."))
39
40 -- read application settings
41 date_format = m.uci:get(m.config, "global", "date_format") or "%F %R"
42 run_dir = m.uci:get(m.config, "global", "run_dir") or "/var/run/ddns"
43
44 -- SimpleSection definition
45 -- show Hints to optimize installation and script usage
46 -- only show if service not enabled
47 -- or no IPv6 support
48 -- or not GNU Wget and not cURL (for https support)
49 -- or not GNU Wget but cURL without proxy support
50 -- or not BIND's host
51 if show_hints or not luci.sys.init.enabled("ddns") then
52 s = m:section( SimpleSection, translate("Hints") )
53 -- DDNS Service disabled
54 if not luci.sys.init.enabled("ddns") then
55 local dv = s:option(DummyValue, "_not_enabled")
56 dv.titleref = luci.dispatcher.build_url("admin", "system", "startup")
57 dv.rawhtml = true
58 dv.title = bold_on ..
59 translate("DDNS Autostart disabled") .. bold_off
60 dv.value = translate("Currently DDNS updates are not started at boot or on interface events." .. "<br />" ..
61 "You can start/stop each configuration here. It will run until next reboot.")
62 end
63
64 -- Show more hints on a separate page
65 if show_hints then
66 local dv = s:option(DummyValue, "_separate")
67 dv.titleref = luci.dispatcher.build_url("admin", "services", "ddns", "hints")
68 dv.rawhtml = true
69 dv.title = bold_on ..
70 translate("Show more") .. bold_off
71 dv.value = translate("Follow this link" .. "<br />" ..
72 "You will find more hints to optimize your system to run DDNS scripts with all options")
73 end
74 end
75
76 -- SimpleSection definiton
77 -- with all the JavaScripts we need for "a good Show"
78 a = m:section( SimpleSection )
79 a.template = "ddns/overview_status"
80
81 -- TableSection definition
82 ts = m:section( TypedSection, "service",
83 translate("Overview"),
84 translate("Below is a list of configured DDNS configurations and their current state." .. "<br />" ..
85 "If you want to send updates for IPv4 and IPv6 you need to define two separate Configurations " ..
86 "i.e. 'myddns_ipv4' and 'myddns_ipv6'") )
87 ts.sectionhead = translate("Configuration")
88 ts.template = "cbi/tblsection"
89 ts.addremove = true
90 ts.extedit = luci.dispatcher.build_url("admin", "services", "ddns", "detail", "%s")
91 function ts.create(self, name)
92 AbstractSection.create(self, name)
93 luci.http.redirect( self.extedit:format(name) )
94 end
95
96 -- Domain and registered IP
97 dom = ts:option(DummyValue, "_domainIP",
98 translate("Hostname/Domain") .. "<br />" .. translate("Registered IP") )
99 dom.template = "ddns/overview_doubleline"
100 function dom.set_one(self, section)
101 local domain = self.map:get(section, "domain") or ""
102 if domain ~= "" then
103 return domain
104 else
105 return [[<em>]] .. translate("config error") .. [[</em>]]
106 end
107 end
108 function dom.set_two(self, section)
109 local domain = self.map:get(section, "domain") or ""
110 if domain == "" then return "" end
111 local dnsserver = self.map:get(section, "dnsserver") or ""
112 local use_ipv6 = tonumber(self.map:get(section, "use_ipv6") or 0)
113 local force_ipversion = tonumber(self.map:get(section, "force_ipversion") or 0)
114 local force_dnstcp = tonumber(self.map:get(section, "force_dnstcp") or 0)
115 local command = [[/usr/lib/ddns/dynamic_dns_lucihelper.sh]]
116 if not nixio.fs.access(command, "rwx", "rx", "rx") then
117 nixio.fs.chmod(command, 755)
118 end
119 command = command .. [[ get_registered_ip ]] .. domain .. [[ ]] .. use_ipv6 ..
120 [[ ]] .. force_ipversion .. [[ ]] .. force_dnstcp .. [[ ]] .. dnsserver
121 local ip = luci.sys.exec(command)
122 if ip == "" then ip = translate("no data") end
123 return ip
124 end
125
126 -- enabled
127 ena = ts:option( Flag, "enabled",
128 translate("Enabled"))
129 ena.template = "ddns/overview_enabled"
130 ena.rmempty = false
131
132 -- show PID and next update
133 upd = ts:option( DummyValue, "_update",
134 translate("Last Update") .. "<br />" .. translate("Next Update"))
135 upd.template = "ddns/overview_doubleline"
136 function upd.set_one(self, section) -- fill Last Update
137 -- get/validate last update
138 local uptime = luci.sys.uptime()
139 local lasttime = tonumber(nixio.fs.readfile("%s/%s.update" % { run_dir, section } ) or 0 )
140 if lasttime > uptime then -- /var might not be linked to /tmp and cleared on reboot
141 lasttime = 0
142 end
143
144 -- no last update happen
145 if lasttime == 0 then
146 return translate("never")
147
148 -- we read last update
149 else
150 -- calc last update
151 -- os.epoch - sys.uptime + lastupdate(uptime)
152 local epoch = os.time() - uptime + lasttime
153 -- use linux date to convert epoch
154 return luci.sys.exec([[/bin/date -d @]] .. epoch .. [[ +']] .. date_format .. [[']])
155 end
156 end
157 function upd.set_two(self, section) -- fill Next Update
158 -- get enabled state
159 local enabled = tonumber(self.map:get(section, "enabled") or 0)
160 local datenext = translate("unknown error") -- formatted date of next update
161
162 -- get force seconds
163 local force_interval = tonumber(self.map:get(section, "force_interval") or 72)
164 local force_unit = self.map:get(section, "force_unit") or "hours"
165 local force_seconds = luci.tools.ddns.calc_seconds(force_interval, force_unit)
166
167 -- get last update and get/validate PID
168 local uptime = luci.sys.uptime()
169 local lasttime = tonumber(nixio.fs.readfile("%s/%s.update" % { run_dir, section } ) or 0 )
170 if lasttime > uptime then -- /var might not be linked to /tmp and cleared on reboot
171 lasttime = 0
172 end
173 local pid = luci.tools.ddns.get_pid(section, run_dir)
174
175 -- calc next update
176 if lasttime > 0 then
177 local epoch = os.time() - uptime + lasttime + force_seconds
178 -- use linux date to convert epoch
179 datelast = luci.sys.exec([[/bin/date -d @]] .. epoch .. [[ +']] .. date_format .. [[']])
180 end
181
182 -- process running but update needs to happen
183 if pid > 0 and ( lasttime + force_seconds - uptime ) < 0 then
184 datenext = translate("Verify")
185
186 -- run once
187 elseif force_seconds == 0 then
188 datenext = translate("Run once")
189
190 -- no process running and NOT enabled
191 elseif pid == 0 and enabled == 0 then
192 datenext = translate("Disabled")
193
194 -- no process running and NOT
195 elseif pid == 0 and enabled ~= 0 then
196 datenext = translate("Stopped")
197 end
198
199 return datenext
200 end
201
202 -- start/stop button
203 btn = ts:option( Button, "_startstop",
204 translate("Process ID") .. "<br />" .. translate("Start / Stop") )
205 btn.template = "ddns/overview_startstop"
206 function btn.cfgvalue(self, section)
207 local pid = luci.tools.ddns.get_pid(section, run_dir)
208 if pid > 0 then
209 btn.inputtitle = "PID: " .. pid
210 btn.inputstyle = "reset"
211 btn.disabled = false
212 elseif (self.map:get(section, "enabled") or "0") ~= "0" then
213 btn.inputtitle = translate("Start")
214 btn.inputstyle = "apply"
215 btn.disabled = false
216 else
217 btn.inputtitle = "----------"
218 btn.inputstyle = "button"
219 btn.disabled = true
220 end
221 return true
222 end
223
224 return m