1 -- Copyright 2014 Christian Schoenebeck <christian dot schoenebeck at gmail dot com>
2 -- Licensed to the public under the Apache License 2.0.
4 local CTRL = require "luci.controller.ddns" -- this application's controller
5 local DISP = require "luci.dispatcher"
6 local SYS = require "luci.sys"
7 local DDNS = require "luci.tools.ddns" -- ddns multiused functions
9 -- check supported options -- ##################################################
10 -- saved to local vars here because doing multiple os calls slow down the system
11 has_ssl = DDNS.check_ssl() -- HTTPS support
12 has_proxy = DDNS.check_proxy() -- Proxy support
13 has_dnstcp = DDNS.check_bind_host() -- DNS TCP support
14 -- correct ddns-scripts version
15 need_update = DDNS.ipkg_ver_compare(DDNS.ipkg_ver_installed("ddns-scripts"), "<<", CTRL.DDNS_MIN)
18 font_red = [[<font color="red">]]
19 font_off = [[</font>]]
20 bold_on = [[<strong>]]
21 bold_off = [[</strong>]]
23 -- cbi-map definition -- #######################################################
26 -- first need to close <a> from cbi map template our <a> closed by template
27 m.title = [[</a><a href="]] .. DISP.build_url("admin", "services", "ddns") .. [[">]] ..
28 translate("Dynamic DNS")
30 m.description = translate("Dynamic DNS allows that your router can be reached with " ..
31 "a fixed hostname while having a dynamically changing " ..
34 m.redirect = DISP.build_url("admin", "services", "ddns")
36 -- SimpleSection definition -- #################################################
37 -- show Hints to optimize installation and script usage
38 s = m:section( SimpleSection,
40 translate("Below a list of configuration tips for your system to run Dynamic DNS updates without limitations") )
42 -- ddns_scripts needs to be updated for full functionality
44 local dv = s:option(DummyValue, "_update_needed")
45 dv.titleref = DISP.build_url("admin", "system", "packages")
47 dv.title = font_red .. bold_on ..
48 translate("Software update required") .. bold_off .. font_off
49 dv.value = translate("The currently installed 'ddns-scripts' package did not support all available settings.") ..
51 translate("Please update to the current version!")
54 -- DDNS Service disabled
55 if not SYS.init.enabled("ddns") then
56 local dv = s:option(DummyValue, "_not_enabled")
57 dv.titleref = DISP.build_url("admin", "system", "startup")
60 translate("DDNS Autostart disabled") .. bold_off
61 dv.value = translate("Currently DDNS updates are not started at boot or on interface events." .. "<br />" ..
62 "This is the default if you run DDNS scripts by yourself (i.e. via cron with force_interval set to '0')" )
66 if not DDNS.check_ipv6() then
67 local dv = s:option(DummyValue, "_no_ipv6")
68 dv.titleref = 'http://www.openwrt.org" target="_blank'
71 translate("IPv6 not supported") .. bold_off
72 dv.value = translate("IPv6 is currently not (fully) supported by this system" .. "<br />" ..
73 "Please follow the instructions on OpenWrt's homepage to enable IPv6 support" .. "<br />" ..
74 "or update your system to the latest OpenWrt Release")
79 local dv = s:option(DummyValue, "_no_https")
80 dv.titleref = DISP.build_url("admin", "system", "packages")
83 translate("HTTPS not supported") .. bold_off
84 dv.value = translate("Neither GNU Wget with SSL nor cURL installed to support updates via HTTPS protocol.") ..
86 translate("You should install GNU Wget with SSL (prefered) or cURL package.") ..
88 translate("In some versions cURL/libcurl in OpenWrt is compiled without proxy support.")
91 -- cURL without proxy support
92 if has_ssl and not has_proxy then
93 local dv = s:option(DummyValue, "_no_proxy")
94 dv.titleref = DISP.build_url("admin", "system", "packages")
97 translate("cURL without Proxy Support") .. bold_off
98 dv.value = translate("cURL is installed, but libcurl was compiled without proxy support.") ..
100 translate("You should install GNU Wget with SSL or replace libcurl.") ..
102 translate("In some versions cURL/libcurl in OpenWrt is compiled without proxy support.")
105 -- "Force IP Version not supported"
106 if not (has_ssl and has_dnstcp) then
107 local dv = s:option(DummyValue, "_no_force_ip")
108 dv.titleref = DISP.build_url("admin", "system", "packages")
110 dv.title = bold_on ..
111 translate("Force IP Version not supported") .. bold_off
112 local value = translate("BusyBox's nslookup and Wget do not support to specify " ..
113 "the IP version to use for communication with DDNS Provider.")
115 value = value .. "<br />- " ..
116 translate("You should install GNU Wget with SSL (prefered) or cURL package.")
118 if not has_dnstcp then
119 value = value .. "<br />- " ..
120 translate("You should install BIND host package for DNS requests.")
125 -- "DNS requests via TCP not supported"
126 if not has_dnstcp then
127 local dv = s:option(DummyValue, "_no_dnstcp")
128 dv.titleref = DISP.build_url("admin", "system", "packages")
130 dv.title = bold_on ..
131 translate("DNS requests via TCP not supported") .. bold_off
132 dv.value = translate("BusyBox's nslookup does not support to specify to use TCP instead of default UDP when requesting DNS server") ..
134 translate("You should install BIND host package for DNS requests.")