diff options
Diffstat (limited to 'applications/luci-app-ddns/luasrc/controller/ddns.lua')
| -rwxr-xr-x | applications/luci-app-ddns/luasrc/controller/ddns.lua | 330 |
1 files changed, 1 insertions, 329 deletions
diff --git a/applications/luci-app-ddns/luasrc/controller/ddns.lua b/applications/luci-app-ddns/luasrc/controller/ddns.lua index 24735289e..247edef32 100755 --- a/applications/luci-app-ddns/luasrc/controller/ddns.lua +++ b/applications/luci-app-ddns/luasrc/controller/ddns.lua @@ -6,334 +6,6 @@ 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 I18N = require "luci.i18n" -- not globally avalible here -local IPKG = require "luci.model.ipkg" -local SYS = require "luci.sys" -local UCI = require "luci.model.uci" -local UTIL = require "luci.util" -local DDNS = require "luci.tools.ddns" -- ddns multiused functions - -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 app_name = "luci-app-ddns" -local app_title = "Dynamic DNS" -local app_version = "2.4.9-1" - -local translate = I18N.translate - function index() - local nxfs = require "nixio.fs" -- global definitions not available - local sys = require "luci.sys" -- in function index() - 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"}, post("startstop") ).leaf = true - entry( {"admin", "services", "ddns", "status"}, call("status") ).leaf = true -end - --- Application specific information functions -function app_description() - local tmp = {} - tmp[#tmp+1] = translate("Dynamic DNS allows that your router can be reached with \ - a fixed hostname while having a dynamically changing IP address.") - tmp[#tmp+1] = [[<br />]] - tmp[#tmp+1] = translate("OpenWrt Wiki") .. ": " - tmp[#tmp+1] = [[<a href="https://openwrt.org/docs/guide-user/services/ddns/client" target="_blank">]] - tmp[#tmp+1] = translate("DDNS Client Documentation") - tmp[#tmp+1] = [[</a>]] - tmp[#tmp+1] = " --- " - tmp[#tmp+1] = [[<a href="https://openwrt.org/docs/guide-user/base-system/ddns" target="_blank">]] - tmp[#tmp+1] = translate("DDNS Client Configuration") - tmp[#tmp+1] = [[</a>]] - - return table.concat(tmp) -end -function app_title_back() - local tmp = {} - tmp[#tmp+1] = [[<a href="]] - tmp[#tmp+1] = DISP.build_url("admin", "services", "ddns") - tmp[#tmp+1] = [[">]] - tmp[#tmp+1] = translate(app_title) - tmp[#tmp+1] = [[</a>]] - return table.concat(tmp) -end - --- Standardized application/service functions -function app_title_main() - local tmp = {} - tmp[#tmp+1] = [[<a href="javascript:alert(']] - tmp[#tmp+1] = translate("Version Information") - tmp[#tmp+1] = [[\n\n]] .. app_name - tmp[#tmp+1] = [[\n]] .. translate("Version") .. [[: ]] .. app_version - tmp[#tmp+1] = [[\n\n]] .. srv_name .. [[ ]] .. translate("required") .. [[:]] - tmp[#tmp+1] = [[\n]] .. translate("Version") .. [[: ]] - tmp[#tmp+1] = srv_ver_min .. [[ ]] .. translate("or higher") - tmp[#tmp+1] = [[\n\n]] .. srv_name .. [[ ]] .. translate("installed") .. [[:]] - tmp[#tmp+1] = [[\n]] .. translate("Version") .. [[: ]] - tmp[#tmp+1] = (service_version() or translate("NOT installed")) - tmp[#tmp+1] = [[\n\n]] - tmp[#tmp+1] = [[')">]] - tmp[#tmp+1] = translate(app_title) - tmp[#tmp+1] = [[</a>]] - - return table.concat(tmp) -end - -function service_version() - - local srv_ver_cmd = luci_helper .. " -V | awk {'print $2'} " - local ver - - if IPKG then - ver = IPKG.info(srv_name)[srv_name].Version - else - ver = UTIL.exec(srv_ver_cmd) - end - - if ver and #ver > 0 then return ver or nil end - -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 - local url_start = DISP.build_url("admin", "system", "startup") - 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) - } - - 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_" -- formatted date of last update - local datenext = "_empty_" -- formatted date of next update - local datenextstat = nil - - -- 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 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_" - datenextstat = translate("Verify") - - -- run once - elseif force_seconds == 0 then - datenext = "_runonce_" - datenextstat = translate("Run once") - - -- no process running and NOT enabled - elseif pid == 0 and enabled == 0 then - datenext = "_disabled_" - datenextstat = translate("Disabled") - - -- no process running and enabled - elseif pid == 0 and enabled ~= 0 then - datenext = "_stopped_" - datenextstat = translate("Stopped") - end - - -- get/set monitored interface and IP version - local iface = s["interface"] or "wan" - local use_ipv6 = tonumber(s["use_ipv6"]) or 0 - local ipv = (use_ipv6 == 1) and "IPv6" or "IPv4" - iface = ipv .. " / " .. iface - - -- try to get registered IP - 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 - - -- fill transfer array - data[#data+1] = { - section = section, - enabled = enabled, - iface = iface, - lookup = lookup_host, - reg_ip = reg_ip, - pid = pid, - datelast = datelast, - datenext = datenext, - datenextstat = datenextstat - } - 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 ldir = uci:get("ddns", "global", "ddns_logdir") or "/var/log/ddns" - local lfile = ldir .. "/" .. 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 pid = DDNS.get_pid(section) - local data = {} -- Array to transfer data to javascript - - -- if process running we want to stop and return - 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 uncommitted 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 - -- uncommitted changes pending, so exit here - if not exec then - HTTP.write("_uncommitted_") - 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 ddns-updater for section - local command = "%s -S %s -- start" %{ luci_helper, UTIL.shellquote(section) } - os.execute(command) - 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) + entry( {"admin", "services", "ddns"}, view("ddns/overview"), _("Dynamic DNS"), 59) 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 - |