+++ /dev/null
---[[
-LuCI - Lua Configuration Interface
-
-Copyright 2008 Steven Barth <steven@midlink.org>
-Copyright 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
-Copyright 2014 Christian Schoenebeck <christian dot schoenebeck at gmail dot com>
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
-$Id$
-]]--
-
-module("luci.controller.ddns", package.seeall)
-
-local NX = require "nixio"
-local NXFS = require "nixio.fs"
-local DISP = require "luci.dispatcher"
-local HTTP = require "luci.http"
-local UCI = require "luci.model.uci"
-local SYS = require "luci.sys"
-local DDNS = require "luci.tools.ddns" -- ddns multiused functions
-local UTIL = require "luci.util"
-
-local luci_ddns_version = "2.1.0-3" -- luci-app-ddns / openwrt Makefile compatible version
-local ddns_scripts_min = "2.1.0-2" -- minimum version of ddns-scripts required
-
-function index()
- -- no services_ipv6 file or no dynamic_dns_lucihelper.sh
- -- do NOT start
- if not nixio.fs.access("/usr/lib/ddns/services_ipv6")
- or not nixio.fs.access("/usr/lib/ddns/dynamic_dns_lucihelper.sh") then
- return
- end
- -- no config create an empty one
- if not nixio.fs.access("/etc/config/ddns") then
- nixio.fs.writefile("/etc/config/ddns", "")
- end
-
- entry( {"admin", "services", "ddns"}, cbi("ddns/overview"), _("Dynamic DNS"), 59)
- entry( {"admin", "services", "ddns", "detail"}, cbi("ddns/detail"), nil ).leaf = true
- entry( {"admin", "services", "ddns", "hints"}, cbi("ddns/hints",
- {hideapplybtn=true, hidesavebtn=true, hideresetbtn=true}), nil ).leaf = true
- entry( {"admin", "services", "ddns", "logview"}, call("logread") ).leaf = true
- entry( {"admin", "services", "ddns", "startstop"}, call("startstop") ).leaf = true
- entry( {"admin", "services", "ddns", "status"}, call("status") ).leaf = true
-end
-
--- function to read all sections status and return data array
-local function _get_status()
- local uci = UCI.cursor()
- local service = SYS.init.enabled("ddns") and 1 or 0
- local url_start = DISP.build_url("admin", "system", "startup")
- local luci_build = DDNS.ipkg_version("luci-app-ddns").version
- local ddns_act = DDNS.ipkg_version("ddns-scripts").version
- local data = {} -- Array to transfer data to javascript
-
- data[#data+1] = {
- enabled = service, -- service enabled
- url_up = url_start, -- link to enable DDS (System-Startup)
- luci_ver = luci_ddns_version, -- luci-app-ddns / openwrt Makefile compatible version
- luci_build = luci_build, -- installed luci build
- script_min = ddns_scripts_min, -- minimum version of ddns-scripts needed
- script_ver = ddns_act -- installed ddns-scripts
- }
-
- uci:foreach("ddns", "service", function (s)
-
- -- Get section we are looking at
- -- and enabled state
- local section = s[".name"]
- local enabled = tonumber(s["enabled"]) or 0
- local datelast = "_empty_" -- formated date of last update
- local datenext = "_empty_" -- formated date of next update
-
- -- get force seconds
- local force_seconds = DDNS.calc_seconds(
- tonumber(s["force_interval"]) or 72 ,
- s["force_unit"] or "hours" )
- -- get/validate pid and last update
- local pid = DDNS.get_pid(section)
- local uptime = SYS.uptime()
- local lasttime = DDNS.get_lastupd(section)
- if lasttime > uptime then -- /var might not be linked to /tmp
- lasttime = 0 -- and/or not cleared on reboot
- end
-
- -- no last update happen
- if lasttime == 0 then
- datelast = "_never_"
-
- -- we read last update
- else
- -- calc last update
- -- sys.epoch - sys uptime + lastupdate(uptime)
- local epoch = os.time() - uptime + lasttime
- -- use linux date to convert epoch
- datelast = DDNS.epoch2date(epoch)
- -- calc and fill next update
- datenext = DDNS.epoch2date(epoch + force_seconds)
- end
-
- -- process running but update needs to happen
- -- problems it force_seconds > uptime
- force_seconds = (force_seconds > uptime) and uptime or force_seconds
- if pid > 0 and ( lasttime + force_seconds - uptime ) <= 0 then
- datenext = "_verify_"
-
- -- run once
- elseif force_seconds == 0 then
- datenext = "_runonce_"
-
- -- no process running and NOT enabled
- elseif pid == 0 and enabled == 0 then
- datenext = "_disabled_"
-
- -- no process running and NOT
- elseif pid == 0 and enabled ~= 0 then
- datenext = "_stopped_"
- end
-
- -- get/set monitored interface and IP version
- local iface = s["interface"] or "_nonet_"
- local use_ipv6 = tonumber(s["use_ipv6"]) or 0
- if iface ~= "_nonet_" then
- local ipv = (use_ipv6 == 1) and "IPv6" or "IPv4"
- iface = ipv .. " / " .. iface
- end
-
- -- try to get registered IP
- local domain = s["domain"] or "_nodomain_"
- local dnsserver = s["dns_server"] or ""
- local force_ipversion = tonumber(s["force_ipversion"] or 0)
- local force_dnstcp = tonumber(s["force_dnstcp"] or 0)
- local command = [[/usr/lib/ddns/dynamic_dns_lucihelper.sh]]
- command = command .. [[ get_registered_ip ]] .. domain .. [[ ]] .. use_ipv6 ..
- [[ ]] .. force_ipversion .. [[ ]] .. force_dnstcp .. [[ ]] .. dnsserver
- local reg_ip = SYS.exec(command)
- if reg_ip == "" then
- reg_ip = "_nodata_"
- end
-
- -- fill transfer array
- data[#data+1] = {
- section = section,
- enabled = enabled,
- iface = iface,
- domain = domain,
- reg_ip = reg_ip,
- pid = pid,
- datelast = datelast,
- datenext = datenext
- }
- end)
-
- uci:unload("ddns")
- return data
-end
-
--- called by XHR.get from detail_logview.htm
-function logread(section)
- -- read application settings
- local uci = UCI.cursor()
- local log_dir = uci:get("ddns", "global", "log_dir") or "/var/log/ddns"
- local lfile=log_dir .. "/" .. section .. ".log"
-
- local ldata=NXFS.readfile(lfile)
- if not ldata or #ldata == 0 then
- ldata="_nodata_"
- end
- uci:unload("ddns")
- HTTP.write(ldata)
-end
-
--- called by XHR.get from overview_status.htm
-function startstop(section, enabled)
- local uci = UCI.cursor()
- local data = {} -- Array to transfer data to javascript
-
- -- if process running we want to stop and return
- local pid = DDNS.get_pid(section)
- if pid > 0 then
- local tmp = NX.kill(pid, 15) -- terminate
- NX.nanosleep(2) -- 2 second "show time"
- -- status changed so return full status
- data = _get_status()
- HTTP.prepare_content("application/json")
- HTTP.write_json(data)
- return
- end
-
- -- read uncommited changes
- -- we don't save and commit data from other section or other options
- -- only enabled will be done
- local exec = true
- local changed = uci:changes("ddns")
- for k_config, v_section in pairs(changed) do
- -- security check because uci.changes only gets our config
- if k_config ~= "ddns" then
- exec = false
- break
- end
- for k_section, v_option in pairs(v_section) do
- -- check if only section of button was changed
- if k_section ~= section then
- exec = false
- break
- end
- for k_option, v_value in pairs(v_option) do
- -- check if only enabled was changed
- if k_option ~= "enabled" then
- exec = false
- break
- end
- end
- end
- end
-
- -- we can not execute because other
- -- uncommited changes pending, so exit here
- if not exec then
- HTTP.write("_uncommited_")
- return
- end
-
- -- save enable state
- uci:set("ddns", section, "enabled", ( (enabled == "true") and "1" or "0") )
- uci:save("ddns")
- uci:commit("ddns")
- uci:unload("ddns")
-
- -- start dynamic_dns_updater.sh script
- os.execute ([[/usr/lib/ddns/dynamic_dns_updater.sh %s 0 > /dev/null 2>&1 &]] % section)
- NX.nanosleep(3) -- 3 seconds "show time"
-
- -- status changed so return full status
- data = _get_status()
- HTTP.prepare_content("application/json")
- HTTP.write_json(data)
-end
-
--- called by XHR.poll from overview_status.htm
-function status()
- local data = _get_status()
- HTTP.prepare_content("application/json")
- HTTP.write_json(data)
-end
-
--- check if installed ddns-scripts version < required version
-function update_needed()
- local sver = DDNS.ipkg_version("ddns-scripts")
- local rver = UTIL.split(ddns_scripts_min, "[%.%-]", nil, true)
- return (sver.major < (tonumber(rver[1]) or 0))
- or (sver.minor < (tonumber(rver[2]) or 0))
- or (sver.patch < (tonumber(rver[3]) or 0))
- or (sver.build < (tonumber(rver[4]) or 0))
-end
-
projects / project / luci.git / blobdiff