+ 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)