modules/admin-full/luasrc/view/admin_network/wifi_overview.htm

   1 <%#
   2 LuCI - Lua Configuration Interface
   3 Copyright 2008-2009 Steven Barth <steven@midlink.org>
   4 Copyright 2008-2009 Jo-Philipp Wich <xm@leipzig.freifunk.net>
   5
   6 Licensed under the Apache License, Version 2.0 (the "License");
   7 you may not use this file except in compliance with the License.
   8 You may obtain a copy of the License at
   9
  10         http://www.apache.org/licenses/LICENSE-2.0
  11
  12 $Id$
  13
  14 -%>
  15
  16 <%-
  17
  18         local sys = require "luci.sys"
  19         local utl = require "luci.util"
  20         local uci = require "luci.model.uci".cursor_state()
  21
  22         function guess_wifi_hw(ifname)
  23                 local name, idx = ifname:match("^([a-z]+)(%d+)")
  24                 idx = tonumber(idx)
  25
  26                 -- wl.o
  27                 if name == "wl" then
  28                         local name = "Broadcom 802.11 Wireless Controller"
  29                         local nm   = 0
  30
  31                         local fd = nixio.open("/proc/bus/pci/devices", "r")
  32                         if fd then
  33                                 local ln
  34                                 for ln in fd:linesource() do
  35                                         if ln:match("wl$") then
  36                                                 if nm == idx then
  37                                                         local version = ln:match("^%S+%s+%S%S%S%S([0-9a-f]+)")
  38                                                         name = string.format(
  39                                                                 "Broadcom BCM%04x 802.11 Wireless Controller",
  40                                                                 tonumber(version, 16)
  41                                                         )
  42
  43                                                         break
  44                                                 else
  45                                                         nm = nm + 1
  46                                                 end
  47                                         end
  48                                 end
  49                                 fd:close()
  50                         end
  51
  52                         return name
  53
  54                 -- madwifi
  55                 elseif name == "ath" or name == "wifi" then
  56                         return "Atheros 802.11 Wireless Controller"
  57
  58                 -- ralink
  59                 elseif name == "ra" then
  60                         return "RaLink 802.11 Wireless Controller"
  61
  62                 -- prism?
  63                 elseif name == "eth" then
  64                         return "Prism 802.11 Wireless Controller"
  65
  66                 -- dunno yet
  67                 else
  68                         return "Unkown 802.11 Wireless Controller"
  69                 end
  70         end
  71
  72         function guess_wifi_signal(info)
  73                 local snr = -1 * ((info.noise or 0) - (info.signal or 0))
  74                 local scale = math.floor(snr / 5)
  75                 local icon
  76
  77                 if not info.bssid or info.bssid == "00:00:00:00:00:00" then
  78                         icon = resource .. "/icons/signal-none.png"
  79                 elseif scale < 1 then
  80                         icon = resource .. "/icons/signal-0.png"
  81                 elseif scale < 2 then
  82                         icon = resource .. "/icons/signal-0-25.png"
  83                 elseif scale < 3 then
  84                         icon = resource .. "/icons/signal-25-50.png"
  85                 elseif scale < 4 then
  86                         icon = resource .. "/icons/signal-50-75.png"
  87                 else
  88                         icon = resource .. "/icons/signal-75-100.png"
  89                 end
  90
  91                 return icon
  92         end
  93
  94         function percent_wifi_signal(info)
  95                 local qc = info.quality or 0
  96                 local qm = info.quality_max or 0
  97
  98                 if info.bssid and qc > 0 and qm > 0 then
  99                         return math.floor((100 / qm) * qc)
 100                 else
 101                         return 0
 102                 end
 103         end
 104
 105         function find_wifi_devices()
 106                 local devs = { }
 107                 uci:foreach("wireless", "wifi-device",
 108                         function(s)
 109                                 local dev = s['.name']
 110                                 local act = 0
 111                                 devs[dev] = { active = 0, networks = { } }
 112
 113                                 uci:foreach("wireless", "wifi-iface",
 114                                         function(s)
 115                                                 if s.device == dev then
 116                                                         if s.up == "1" then act = act + 1 end
 117                                                         devs[dev].networks[#devs[dev].networks+1] = {
 118                                                                 active = (s.up == "1"),
 119                                                                 ifname = s.ifname,
 120                                                                 info   = sys.wifi.getiwinfo(s.ifname or s.device)
 121                                                         }
 122                                                 end
 123                                         end)
 124
 125                                 devs[dev].hwname = guess_wifi_hw(dev)
 126                                 devs[dev].active = (act > 0)
 127                         end)
 128
 129                 return devs
 130         end
 131
 132         function find_wifi_frequency(state)
 133                 if state and state.active and state.networks[1] and state.networks[1].info then
 134                         return string.format("%d (%.03f GHz)",
 135                                 state.networks[1].info.channel,
 136                                 state.networks[1].info.frequency / 1000);
 137                 else
 138                         return "n/a"
 139                 end
 140         end
 141
 142
 143         local devices  = find_wifi_devices()
 144         local arpcache = { }
 145         sys.net.arptable(function(e) arpcache[e["HW address"]] = e["IP address"] end)
 146 -%>
 147
 148 <%+header%>
 149
 150 <h2><a id="content" name="content"><%:a_s_iw_overview Wireless Overview%></a></h2>
 151
 152 <div class="cbi-map">
 153
 154         <% for dev, state in utl.kspairs(devices) do %>
 155         <!-- device <%=dev%> -->
 156         <fieldset class="cbi-section">
 157                 <table class="cbi-section-table" style="margin:10px; empty-cells:hide">
 158                         <!-- physical device -->
 159                         <tr>
 160                                 <td style="width:34px"><img src="<%=resource%>/icons/wifi<%=state.active and "" or "_disabled"%>.png" style="float:left; margin-right:10px" /></td>
 161                                 <td colspan="2" style="text-align:left">
 162                                         <big><strong><%=state.hwname%> (<%=dev%>)</strong></big><br />
 163                                         <strong>Channel:</strong> <%=find_wifi_frequency(state)%> |
 164                                         <strong>Bitrate:</strong> <%=(state and state.networks[1]) and (state.networks[1].info.bitrate / 1000) .. " Mb/s" or "n/a"%>
 165                                 </td>
 166                                 <td style="width:40px">
 167                                         <a href="<%=luci.dispatcher.build_url("admin/network/wireless_join?device="..dev)%>"><img style="border:none" src="<%=resource%>/cbi/find.gif" alt="Find and join network" title="Find and join network" /></a>
 168                                         <a href="#"><img style="border:none" src="<%=resource%>/cbi/add.gif" alt="Provide new network" title="Provide new network" /></a>
 169                                 </td>
 170                         </tr>
 171                         <!-- /physical device -->
 172
 173                         <!-- network list -->
 174                         <% if #state.networks > 0 then %>
 175                                 <% for i, net in ipairs(state.networks) do %>
 176                                 <tr class="cbi-section-table-row cbi-rowstyle-<%=1 + ((i-1) % 2)%>">
 177                                         <td></td>
 178                                         <td class="cbi-value-field" style="width:16px; padding:3px">
 179                                                 <img src="<%=guess_wifi_signal(net.info)%>" title="Signal: <%=net.info.signal%> dBm / Noise: <%=net.info.noise%> dBm" /><br />
 180                                                 <small><%=percent_wifi_signal(net.info)%>%</small>
 181                                         </td>
 182                                         <td class="cbi-value-field" style="vertical-align:middle; text-align:left; padding:3px">
 183                                                 <strong>SSID:</strong> <%=utl.pcdata(net.info.ssid)%> |
 184                                                 <strong>Mode:</strong> <%=net.info.mode%><br />
 185                                                 <strong>BSSID:</strong> <%=net.info.bssid%> |
 186                                                 <strong>Encryption:</strong> <%=net.info.enctype%>
 187                                         </td>
 188                                         <td class="cbi-value-field" style="width:40px">
 189                                                 <a href="<%=REQUEST_URI%>/<%=dev%>"><img style="border:none" src="<%=resource%>/cbi/edit.gif" alt="Edit this network" title="Edit this network" /></a>
 190                                                 <a href="#"><img style="border:none" src="<%=resource%>/cbi/remove.gif" alt="Delete this network" title="Delete this network" /></a>
 191                                         </td>
 192                                 </tr>
 193                                 <% end %>
 194                         <% else %>
 195                                 <tr class="cbi-section-table-row cbi-rowstyle-2">
 196                                         <td></td>
 197                                         <td colspan="3" class="cbi-value-field" style="vertical-align:middle; text-align:left; padding:3px">
 198                                                 <em>(No network configured on this device)</em>
 199                                         </td>
 200                                 </tr>
 201                         <% end %>
 202                         <!-- /network list -->
 203                 </table>
 204         </fieldset>
 205         <!-- /device <%=dev%> -->
 206         <% end %>
 207
 208
 209
 210
 211         <h2><a id="content" name="content"><%:a_s_iw_overview2 Associated Stations%></a></h2>
 212
 213         <fieldset class="cbi-section">
 214                 <table class="cbi-section-table" style="margin:10px; width:50%">
 215                         <tr class="cbi-section-table-titles">
 216                                 <th class="cbi-section-table-cell"></th>
 217                                 <th class="cbi-section-table-cell">SSID</th>
 218                                 <th class="cbi-section-table-cell">MAC</th>
 219                                 <th class="cbi-section-table-cell">Address</th>
 220                                 <th class="cbi-section-table-cell">Signal</th>
 221                                 <th class="cbi-section-table-cell">Noise</th>
 222                         </tr>
 223
 224                         <% local count = -1 %>
 225                         <% for dev, state in utl.kspairs(devices) do %>
 226                                 <% for _, net in ipairs(state.networks) do %>
 227                                         <% for mac, info in utl.kspairs(net.info.assoclist) do info.bssid = mac; count = count + 1 %>
 228                                         <tr class="cbi-section-table-row cbi-rowstyle-<%=1 + (count % 2)%>">
 229                                                 <td class="cbi-value-field"><img src="<%=guess_wifi_signal(info)%>" title="Signal: <%=info.signal%> dBm / Noise: <%=info.noise%> dBm" /></td>
 230                                                 <td class="cbi-value-field"><%=net.info.ssid%></td>
 231                                                 <td class="cbi-value-field"><%=mac%></td>
 232                                                 <td class="cbi-value-field"><%=arpcache[mac] or "n/a"%></td>
 233                                                 <td class="cbi-value-field"><%=info.signal%> dBm</td>
 234                                                 <td class="cbi-value-field"><%=info.noise%> dBm</td>
 235                                         </tr>
 236                                         <% end %>
 237                                 <% end %>
 238                         <% end %>
 239                         <% if count <= 0 then %>
 240                         <tr class="cbi-section-table-row cbi-rowstyle-2">
 241                                 <td class="cbi-value-field" colspan="6">
 242                                         <em>No information available</em>
 243                                 </td>
 244                         </tr>
 245                         <% end %>
 246                 </table>
 247         </fieldset>
 248 </div>
 249
 250 <%+footer%>