-- Copyright 2008 Steven Barth <steven@midlink.org>
-- Copyright 2008 Jo-Philipp Wich <jow@openwrt.org>
-- Copyright 2013 Manuel Munz <freifunk at somakoma dot de>
--- Copyright 2014 Christian Schoenebeck <christian dot schoenebeck at gmail dot com>
+-- Copyright 2014-2018 Christian Schoenebeck <christian dot schoenebeck at gmail dot com>
-- Licensed to the public under the Apache License 2.0.
module("luci.controller.ddns", package.seeall)
local NXFS = require "nixio.fs"
local DISP = require "luci.dispatcher"
local HTTP = require "luci.http"
-local UCI = require "luci.model.uci"
+local I18N = require "luci.i18n" -- not globally avalible here
+local IPKG = require "luci.model.ipkg"
local SYS = require "luci.sys"
-local DDNS = require "luci.tools.ddns" -- ddns multiused functions
+local UCI = require "luci.model.uci"
local UTIL = require "luci.util"
+local DDNS = require "luci.tools.ddns" -- ddns multiused functions
-DDNS_MIN = "2.1.0-2" -- minimum version of service required
+luci_helper = "/usr/lib/ddns/dynamic_dns_lucihelper.sh"
+
+local srv_name = "ddns-scripts"
+local srv_ver_min = "2.7.7" -- minimum version of service required
+local srv_ver_cmd = luci_helper .. [[ -V | awk {'print $2'}]]
+local app_name = "luci-app-ddns"
+local app_title = "Dynamic DNS"
+local app_version = "2.4.9-1"
function index()
local nxfs = require "nixio.fs" -- global definitions not available
local sys = require "luci.sys" -- in function index()
local ddns = require "luci.tools.ddns" -- ddns multiused functions
- local verinst = ddns.ipkg_ver_installed("ddns-scripts")
- local verok = ddns.ipkg_ver_compare(verinst, ">=", "2.0.0-0")
- -- do NOT start it not ddns-scripts version 2.x
- if not verok then
- return
- end
+ local muci = require "luci.model.uci"
+
-- no config create an empty one
if not nxfs.access("/etc/config/ddns") then
nxfs.writefile("/etc/config/ddns", "")
end
+ -- preset new option "lookup_host" if not already defined
+ local uci = muci.cursor()
+ local commit = false
+ uci:foreach("ddns", "service", function (s)
+ if not s["lookup_host"] and s["domain"] then
+ uci:set("ddns", s[".name"], "lookup_host", s["domain"])
+ commit = true
+ end
+ end)
+ if commit then uci:commit("ddns") end
+ uci:unload("ddns")
+
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", "global"}, cbi("ddns/global"), 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", "startstop"}, post("startstop") ).leaf = true
entry( {"admin", "services", "ddns", "status"}, call("status") ).leaf = true
end
--- function to read all sections status and return data array
+-- Application specific information functions
+function app_description()
+ return I18N.translate("Dynamic DNS allows that your router can be reached with " ..
+ "a fixed hostname while having a dynamically changing IP address.")
+ .. [[<br />]]
+ .. I18N.translate("OpenWrt Wiki") .. ": "
+ .. [[<a href="http://wiki.openwrt.org/doc/howto/ddns.client" target="_blank">]]
+ .. I18N.translate("DDNS Client Documentation") .. [[</a>]]
+ .. " --- "
+ .. [[<a href="http://wiki.openwrt.org/doc/uci/ddns" target="_blank">]]
+ .. I18N.translate("DDNS Client Configuration") .. [[</a>]]
+end
+function app_title_back()
+ return [[<a href="]]
+ .. DISP.build_url("admin", "services", "ddns")
+ .. [[">]]
+ .. I18N.translate(app_title)
+ .. [[</a>]]
+end
+
+-- Standardized application/service functions
+function app_title_main()
+ return [[<a href="javascript:alert(']]
+ .. I18N.translate("Version Information")
+ .. [[\n\n]] .. app_name
+ .. [[\n\t]] .. I18N.translate("Version") .. [[:\t]] .. app_version
+ .. [[\n\n]] .. srv_name .. [[ ]] .. I18N.translate("required") .. [[:]]
+ .. [[\n\t]] .. I18N.translate("Version") .. [[:\t]]
+ .. srv_ver_min .. [[ ]] .. I18N.translate("or higher")
+ .. [[\n\n]] .. srv_name .. [[ ]] .. I18N.translate("installed") .. [[:]]
+ .. [[\n\t]] .. I18N.translate("Version") .. [[:\t]]
+ .. (service_version() or I18N.translate("NOT installed"))
+ .. [[\n\n]]
+ .. [[')">]]
+ .. I18N.translate(app_title)
+ .. [[</a>]]
+end
+function service_version()
+ local ver = nil
+
+ ver = UTIL.exec(srv_ver_cmd)
+ if #ver > 0 then return ver end
+
+ IPKG.list_installed(srv_name, function(n, v, d)
+ if v and (#v > 0) then ver = v end
+ end
+ )
+ return ver
+end
+function service_ok()
+ return IPKG.compare_versions((service_version() or "0"), ">=", srv_ver_min)
+end
+
+-- internal 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
end
-- process running but update needs to happen
- -- problems it force_seconds > uptime
+ -- problems if 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_"
elseif pid == 0 and enabled == 0 then
datenext = "_disabled_"
- -- no process running and NOT
+ -- no process running and enabled
elseif pid == 0 and enabled ~= 0 then
datenext = "_stopped_"
end
-- get/set monitored interface and IP version
- local iface = s["interface"] or "_nonet_"
+ local iface = s["interface"] or "wan"
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
+ local ipv = (use_ipv6 == 1) and "IPv6" or "IPv4"
+ iface = ipv .. " / " .. iface
-- 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)
+ local lookup_host = s["lookup_host"] or "_nolookup_"
+ local chk_sec = DDNS.calc_seconds(
+ tonumber(s["check_interval"]) or 10,
+ s["check_unit"] or "minutes" )
+ local reg_ip = DDNS.get_regip(section, chk_sec)
+ if reg_ip == "NOFILE" then
+ 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 is_glue = tonumber(s["is_glue"] or 0)
+ local command = luci_helper .. [[ -]]
+ if (use_ipv6 == 1) then command = command .. [[6]] end
+ if (force_ipversion == 1) then command = command .. [[f]] end
+ if (force_dnstcp == 1) then command = command .. [[t]] end
+ if (is_glue == 1) then command = command .. [[g]] end
+ command = command .. [[l ]] .. lookup_host
+ command = command .. [[ -S ]] .. section
+ if (#dnsserver > 0) then command = command .. [[ -d ]] .. dnsserver end
+ command = command .. [[ -- get_registered_ip]]
+ reg_ip = SYS.exec(command)
+ end
if reg_ip == "" then
reg_ip = "_nodata_"
end
section = section,
enabled = enabled,
iface = iface,
- domain = domain,
+ lookup = lookup_host,
reg_ip = reg_ip,
pid = pid,
datelast = datelast,
-- 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 uci = UCI.cursor()
+ local ldir = uci:get("ddns", "global", "ddns_logdir") or "/var/log/ddns"
+ local lfile = ldir .. "/" .. section .. ".log"
+ local ldata = NXFS.readfile(lfile)
- local ldata=NXFS.readfile(lfile)
if not ldata or #ldata == 0 then
ldata="_nodata_"
end
-- called by XHR.get from overview_status.htm
function startstop(section, enabled)
local uci = UCI.cursor()
+ local pid = DDNS.get_pid(section)
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"
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)
+ -- start ddns-updater for section
+ local command = luci_helper .. [[ -S ]] .. section .. [[ -- start]]
+ os.execute(command)
NX.nanosleep(3) -- 3 seconds "show time"
-- status changed so return full status
HTTP.prepare_content("application/json")
HTTP.write_json(data)
end
+