modules/luci-base/luasrc/controller/admin/index.lua

   1 -- Copyright 2008 Steven Barth <steven@midlink.org>
   2 -- Licensed to the public under the Apache License 2.0.
   3
   4 module("luci.controller.admin.index", package.seeall)
   5
   6 function index()
   7         function toplevel_page(page, preflookup, preftarget)
   8                 if preflookup and preftarget then
   9                         if lookup(preflookup) then
  10                                 page.target = preftarget
  11                         end
  12                 end
  13
  14                 if not page.target then
  15                         page.target = firstchild()
  16                 end
  17         end
  18
  19         local uci = require("luci.model.uci").cursor()
  20
  21         local root = node()
  22         if not root.target then
  23                 root.target = alias("admin")
  24                 root.index = true
  25         end
  26
  27         local page   = node("admin")
  28
  29         page.title   = _("Administration")
  30         page.order   = 10
  31         page.sysauth = "root"
  32         page.sysauth_authenticator = "htmlauth"
  33         page.ucidata = true
  34         page.index = true
  35         page.target = firstnode()
  36
  37         -- Empty menu tree to be populated by addons and modules
  38
  39         page = node("admin", "status")
  40         page.title = _("Status")
  41         page.order = 10
  42         page.index = true
  43         -- overview is from mod-admin-full
  44         toplevel_page(page, "admin/status/overview", alias("admin", "status", "overview"))
  45
  46         page = node("admin", "system")
  47         page.title = _("System")
  48         page.order = 20
  49         page.index = true
  50         -- system/system is from mod-admin-full
  51         toplevel_page(page, "admin/system/system", alias("admin", "system", "system"))
  52
  53         -- Only used if applications add items
  54         page = node("admin", "vpn")
  55         page.title = _("VPN")
  56         page.order = 30
  57         page.index = true
  58         toplevel_page(page, false, false)
  59
  60         -- Only used if applications add items
  61         page = node("admin", "services")
  62         page.title = _("Services")
  63         page.order = 40
  64         page.index = true
  65         toplevel_page(page, false, false)
  66
  67         -- Even for mod-admin-full network just uses first submenu item as landing
  68         page = node("admin", "network")
  69         page.title = _("Network")
  70         page.order = 50
  71         page.index = true
  72         toplevel_page(page, false, false)
  73
  74         if nixio.fs.access("/etc/config/dhcp") then
  75                 page = entry({"admin", "dhcplease_status"}, call("lease_status"), nil)
  76                 page.leaf = true
  77         end
  78
  79         local has_wifi = false
  80
  81         uci:foreach("wireless", "wifi-device",
  82                 function(s)
  83                         has_wifi = true
  84                         return false
  85                 end)
  86
  87         if has_wifi then
  88                 page = entry({"admin", "wireless_assoclist"}, call("wifi_assoclist"), nil)
  89                 page.leaf = true
  90
  91                 page = entry({"admin", "wireless_deauth"}, post("wifi_deauth"), nil)
  92                 page.leaf = true
  93         end
  94
  95         page = entry({"admin", "translations"}, call("action_translations"), nil)
  96         page.leaf = true
  97
  98         page = entry({"admin", "ubus"}, call("action_ubus"), nil)
  99         page.leaf = true
 100
 101         -- Logout is last
 102         entry({"admin", "logout"}, call("action_logout"), _("Logout"), 999)
 103 end
 104
 105 function action_logout()
 106         local dsp = require "luci.dispatcher"
 107         local utl = require "luci.util"
 108         local sid = dsp.context.authsession
 109
 110         if sid then
 111                 utl.ubus("session", "destroy", { ubus_rpc_session = sid })
 112
 113                 luci.http.header("Set-Cookie", "sysauth=%s; expires=%s; path=%s" %{
 114                         '', 'Thu, 01 Jan 1970 01:00:00 GMT', dsp.build_url()
 115                 })
 116         end
 117
 118         luci.http.redirect(dsp.build_url())
 119 end
 120
 121 function action_translations(lang)
 122         local i18n = require "luci.i18n"
 123         local http = require "luci.http"
 124         local fs = require "nixio".fs
 125
 126         if lang and #lang > 0 then
 127                 lang = i18n.setlanguage(lang)
 128                 if lang then
 129                         local s = fs.stat("%s/base.%s.lmo" %{ i18n.i18ndir, lang })
 130                         if s then
 131                                 http.header("Cache-Control", "public, max-age=31536000")
 132                                 http.header("ETag", "%x-%x-%x" %{ s["ino"], s["size"], s["mtime"] })
 133                         end
 134                 end
 135         end
 136
 137         http.prepare_content("application/javascript; charset=utf-8")
 138         http.write("window.TR=")
 139         http.write_json(i18n.dump())
 140 end
 141
 142 local function ubus_reply(id, data, code, errmsg)
 143         local reply = { jsonrpc = "2.0", id = id }
 144         if errmsg then
 145                 reply.error = {
 146                         code = code,
 147                         message = errmsg
 148                 }
 149         else
 150                 reply.result = { code, data }
 151         end
 152
 153         return reply
 154 end
 155
 156 local ubus_types = {
 157         nil,
 158         "array",
 159         "object",
 160         "string",
 161         nil, -- INT64
 162         "number",
 163         nil, -- INT16,
 164         "boolean",
 165         "double"
 166 }
 167
 168 local function ubus_request(req)
 169         if type(req) ~= "table" or type(req.method) ~= "string" or type(req.params) ~= "table" or
 170            #req.params < 2 or req.jsonrpc ~= "2.0" or req.id == nil then
 171                 return ubus_reply(nil, nil, -32600, "Invalid request")
 172
 173         elseif req.method == "call" then
 174                 local sid, obj, fun, arg =
 175                         req.params[1], req.params[2], req.params[3], req.params[4] or {}
 176                 if type(arg) ~= "table" or arg.ubus_rpc_session ~= nil then
 177                         return ubus_reply(req.id, nil, -32602, "Invalid parameters")
 178                 end
 179
 180                 if sid == "00000000000000000000000000000000" then
 181                         sid = luci.dispatcher.context.authsession
 182                 end
 183
 184                 arg.ubus_rpc_session = sid
 185
 186                 local res, code = luci.util.ubus(obj, fun, arg)
 187                 return ubus_reply(req.id, res, code or 0)
 188
 189         elseif req.method == "list" then
 190                 if type(params) ~= "table" or #params == 0 then
 191                         local objs = { luci.util.ubus() }
 192                         return ubus_reply(req.id, objs, 0)
 193                 else
 194                         local n, rv = nil, {}
 195                         for n = 1, #params do
 196                                 if type(params[n]) ~= "string" then
 197                                         return ubus_reply(req.id, nil, -32602, "Invalid parameters")
 198                                 end
 199
 200                                 local sig = luci.util.ubus(params[n])
 201                                 if sig and type(sig) == "table" then
 202                                         rv[params[n]] = {}
 203
 204                                         local m, p
 205                                         for m, p in pairs(sig) do
 206                                                 if type(p) == "table" then
 207                                                         rv[params[n]][m] = {}
 208
 209                                                         local pn, pt
 210                                                         for pn, pt in pairs(p) do
 211                                                                 rv[params[n]][m][pn] = ubus_types[pt] or "unknown"
 212                                                         end
 213                                                 end
 214                                         end
 215                                 end
 216                         end
 217                         return ubus_reply(req.id, rv, 0)
 218                 end
 219         end
 220
 221         return ubus_reply(req.id, nil, -32601, "Method not found")
 222 end
 223
 224 function action_ubus()
 225         local parser = require "luci.jsonc".new()
 226
 227         luci.http.context.request:setfilehandler(function(_, s)
 228                 if not s then
 229                         return nil
 230                 end
 231
 232                 local ok, err = parser:parse(s)
 233                 return (not err or nil)
 234         end)
 235
 236         luci.http.context.request:content()
 237
 238         local json = parser:get()
 239         if json == nil or type(json) ~= "table" then
 240                 luci.http.prepare_content("application/json")
 241                 luci.http.write_json(ubus_reply(nil, nil, -32700, "Parse error"))
 242                 return
 243         end
 244
 245         local response
 246         if #json == 0 then
 247                 response = ubus_request(json)
 248         else
 249                 response = {}
 250
 251                 local _, request
 252                 for _, request in ipairs(json) do
 253                         response[_] = ubus_request(request)
 254                 end
 255         end
 256
 257         luci.http.prepare_content("application/json")
 258         luci.http.write_json(response)
 259 end
 260
 261 function lease_status()
 262         local s = require "luci.tools.status"
 263
 264         luci.http.prepare_content("application/json")
 265         luci.http.write('[')
 266         luci.http.write_json(s.dhcp_leases())
 267         luci.http.write(',')
 268         luci.http.write_json(s.dhcp6_leases())
 269         luci.http.write(']')
 270 end
 271
 272 function wifi_assoclist()
 273         local s = require "luci.tools.status"
 274
 275         luci.http.prepare_content("application/json")
 276         luci.http.write_json(s.wifi_assoclist())
 277 end
 278
 279 function wifi_deauth()
 280         local iface = luci.http.formvalue("iface")
 281         local bssid = luci.http.formvalue("bssid")
 282
 283         if iface and bssid then
 284                 luci.util.ubus("hostapd.%s" % iface, "del_client", {
 285                         addr = bssid,
 286                         deauth = true,
 287                         reason = 5,
 288                         ban_time = 60000
 289                 })
 290         end
 291         luci.http.status(200, "OK")
 292 end