applications/luci-app-unbound/luasrc/controller/unbound.lua

   1 -- Copyright 2008 Steven Barth <steven@midlink.org>
   2 -- Copyright 2008 Jo-Philipp Wich <jow@openwrt.org>
   3 -- Copyright 2017 Eric Luehrsen <ericluehrsen@hotmail.com>
   4 -- Licensed to the public under the Apache License 2.0.
   5
   6 module("luci.controller.unbound", package.seeall)
   7
   8
   9 function index()
  10   local ucl = luci.model.uci.cursor()
  11   local valexp = ucl:get_first("unbound", "unbound", "extended_luci")
  12   local valman = ucl:get_first("unbound", "unbound", "manual_conf")
  13
  14
  15   if not nixio.fs.access("/etc/config/unbound") then
  16     return
  17   end
  18
  19
  20   if valexp == "1" then
  21     -- Expanded View
  22     entry({"admin", "services", "unbound"}, firstchild(), _("Recursive DNS")).dependent = false
  23
  24     -- UCI Tab(s)
  25     entry({"admin", "services", "unbound", "configure"}, cbi("unbound/configure"), _("Settings"), 10)
  26
  27     -- Status Tab(s)
  28     entry({"admin", "services", "unbound", "status"}, firstchild(), _("Status"), 20)
  29     entry({"admin", "services", "unbound", "status", "syslog"}, call("QuerySysLog"), _("Log"), 50).leaf = true
  30
  31
  32     if nixio.fs.access("/usr/sbin/unbound-control") then
  33       -- Require unbound-control to execute
  34       entry({"admin", "services", "unbound", "status", "statistics"}, call("QueryStatistics"), _("Statistics"), 10).leaf = true
  35       entry({"admin", "services", "unbound", "status", "localdata"}, call("QueryLocalData"), _("Local Data"), 20).leaf = true
  36       entry({"admin", "services", "unbound", "status", "localzone"}, call("QueryLocalZone"), _("Local Zones"), 30).leaf = true
  37
  38     else
  39       entry({"admin", "services", "unbound", "status", "statistics"}, call("ShowEmpty"), _("Statistics"), 10).leaf = true
  40     end
  41
  42
  43     -- Raw File Tab(s)
  44     entry({"admin", "services", "unbound", "files"}, firstchild(), _("Files"), 30)
  45
  46
  47     if valman ~= "1" then
  48       entry({"admin", "services", "unbound", "files", "base"}, call("ShowUnboundConf"), _("UCI: Unbound"), 10).leaf = true
  49     else
  50       entry({"admin", "services", "unbound", "files", "base"}, cbi("unbound/manual"), _("Edit: Unbound"), 10).leaf = true
  51     end
  52
  53
  54     entry({"admin", "services", "unbound", "files", "server"}, cbi("unbound/server"), _("Edit: Server"), 20).leaf = true
  55     entry({"admin", "services", "unbound", "files", "extended"}, cbi("unbound/extended"), _("Edit: Extended"), 30).leaf = true
  56
  57
  58     if nixio.fs.access("/var/lib/unbound/unbound_dhcp.conf") then
  59       entry({"admin", "services", "unbound", "files", "dhcp"}, call("ShowDHCPConf"), _("Include: DHCP"), 40).leaf = true
  60     end
  61
  62
  63     if nixio.fs.access("/var/lib/unbound/adb_list.overall") then
  64       entry({"admin", "services", "unbound", "files", "adblock"}, call("ShowAdblock"), _("Include: Adblock"), 50).leaf = true
  65     end
  66
  67   else
  68     -- Simple View to UCI only
  69     entry({"admin", "services", "unbound"}, cbi("unbound/configure"), _("Recursive DNS")).dependent = false
  70   end
  71 end
  72
  73
  74 function ShowEmpty()
  75   local lclhead = "Unbound Control"
  76   local lcldesc = luci.i18n.translate("This could display more statistics with the unbound-control package.")
  77   luci.template.render("unbound/show-empty", {heading = lclhead, description = lcldesc})
  78 end
  79
  80
  81 function QuerySysLog()
  82   local lclhead = "System Log"
  83   local lcldata = luci.util.exec("logread | grep -i unbound")
  84   local lcldesc = luci.i18n.translate("This shows syslog filtered for events involving Unbound.")
  85   luci.template.render("unbound/show-textbox", {heading = lclhead, description = lcldesc, content = lcldata})
  86 end
  87
  88
  89 function QueryStatistics()
  90   local lclhead = "Unbound Control Stats"
  91   local lcldata = luci.util.exec("unbound-control -c /var/lib/unbound/unbound.conf stats_noreset")
  92   local lcldesc = luci.i18n.translate("This shows some performance statistics tracked by Unbound.")
  93   luci.template.render("unbound/show-textbox", {heading = lclhead, description = lcldesc, content = lcldata})
  94 end
  95
  96
  97 function QueryLocalData()
  98   local lclhead = "Unbound Control Local Data"
  99   local lcldata = luci.util.exec("unbound-control -c /var/lib/unbound/unbound.conf list_local_data")
 100   local lcldesc = luci.i18n.translate("This shows local host records that shortcut recursion.")
 101   luci.template.render("unbound/show-textbox", {heading = lclhead, description = lcldesc, content = lcldata})
 102 end
 103
 104
 105 function QueryLocalZone()
 106   local lclhead = "Unbound Control Local Zones"
 107   local lcldata = luci.util.exec("unbound-control -c /var/lib/unbound/unbound.conf list_local_zones")
 108   local lcldesc = luci.i18n.translate("This shows local zone definitions that affect recursion routing or processing. ")
 109   luci.template.render("unbound/show-textbox", {heading = lclhead, description = lcldesc, content = lcldata})
 110 end
 111
 112
 113 function ShowUnboundConf()
 114   local unboundfile = "/var/lib/unbound/unbound.conf"
 115   local lclhead = "Unbound Conf"
 116   local lcldata = nixio.fs.readfile(unboundfile)
 117   local lcldesc = luci.i18n.translate("This shows configuration generated by UCI:")
 118   lcldesc = lcldesc .. " (" .. unboundfile .. ")"
 119   luci.template.render("unbound/show-textbox", {heading = lclhead, description = lcldesc, content = lcldata})
 120 end
 121
 122
 123 function ShowDHCPConf()
 124   local dhcpfile = "/var/lib/unbound/unbound_dhcp.conf"
 125   local lclhead = "DHCP Conf"
 126   local lcldata = nixio.fs.readfile(dhcpfile)
 127   local lcldesc = luci.i18n.translate("This shows LAN hosts added by DHCP hook scripts:")
 128   lcldesc = lcldesc .. " (" .. dhcpfile .. ")"
 129   luci.template.render("unbound/show-textbox", {heading = lclhead, description = lcldesc, content = lcldata})
 130 end
 131
 132
 133 function ShowAdblock()
 134   local adblockfile = "/var/lib/unbound/adb_list.overall"
 135   local lclhead = "Adblock Conf"
 136   local lcldata, lcldesc
 137
 138
 139   if nixio.fs.stat(adblockfile).size > 262144 then
 140     lcldesc = luci.i18n.translate("Adblock domain list is too large for LuCI:")
 141     lcldesc = lcldesc .. " (" .. adblockfile .. ")"
 142     luci.template.render("unbound/show-empty", {heading = lclhead, description = lcldesc})
 143
 144   else
 145     lcldata = nixio.fs.readfile(adblockfile)
 146     lcldesc = luci.i18n.translate("This shows blocked domains provided by Adblock scripts:")
 147     lcldesc = lcldesc .. " (" .. adblockfile .. ")"
 148     luci.template.render("unbound/show-textbox", {heading = lclhead, description = lcldesc, content = lcldata})
 149   end
 150 end
 151