modules/admin-core/luasrc/tools/webadmin.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2008 Steven Barth <steven@midlink.org>
   5 Copyright 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
   6
   7 Licensed under the Apache License, Version 2.0 (the "License");
   8 you may not use this file except in compliance with the License.
   9 You may obtain a copy of the License at
  10
  11         http://www.apache.org/licenses/LICENSE-2.0
  12
  13 $Id$
  14 ]]--
  15
  16 module("luci.tools.webadmin", package.seeall)
  17 require("luci.model.uci")
  18 require("luci.sys")
  19 require("luci.ip")
  20
  21 function byte_format(byte)
  22         local suff = {"B", "KB", "MB", "GB", "TB"}
  23         for i=1, 5 do
  24                 if byte > 1024 and i < 5 then
  25                         byte = byte / 1024
  26                 else
  27                         return string.format("%.2f %s", byte, suff[i])
  28                 end
  29         end
  30 end
  31
  32 function date_format(secs)
  33         local suff = {"min", "h", "d"}
  34         local mins = 0
  35         local hour = 0
  36         local days = 0
  37         if secs > 60 then
  38                 mins = math.floor(secs / 60)
  39                 secs = secs % 60
  40         end
  41
  42         if mins > 60 then
  43                 hour = math.floor(mins / 60)
  44                 mins = mins % 60
  45         end
  46
  47         if hour > 24 then
  48                 days = math.floor(hours / 24)
  49                 hour = hour % 24
  50         end
  51
  52         if days > 0 then
  53                 return string.format("%dd %02dh %02dmin %02ds", days, hour, mins, secs)
  54         else
  55                 return string.format("%02dh %02dmin %02ds", hour, mins, secs)
  56         end
  57 end
  58
  59 function network_get_addresses(net)
  60         local addr = {}
  61         local ipv4 = luci.model.uci.get_statevalue("network", net, "ipaddr")
  62         local mav4 = luci.model.uci.get_statevalue("network", net, "netmask")
  63         local ipv6 = luci.model.uci.get_statevalue("network", net, "ip6addr")
  64
  65         if ipv4 and mav4 then
  66                 ipv4 = luci.ip.IPv4(ipv4, mav4)
  67
  68                 if ipv4 then
  69                         table.insert(addr, ipv4:string())
  70                 end
  71         end
  72
  73         if ipv6 then
  74                 table.insert(addr, ipv6)
  75         end
  76
  77         luci.model.uci.foreach("network", "alias",
  78                 function (section)
  79                         if section.interface == net then
  80                                 if section.ipaddr and section.netmask then
  81                                         local ipv4 = luci.ip.IPv4(section.ipaddr, section.netmask)
  82
  83                                         if ipv4 then
  84                                                 table.insert(addr, ipv4:string())
  85                                         end
  86                                 end
  87
  88                                 if section.ip6addr then
  89                                         table.insert(addr, section.ip6addr)
  90                                 end
  91                         end
  92                 end
  93         )
  94
  95         return addr
  96 end
  97
  98 function cbi_add_networks(field)
  99         luci.model.uci.foreach("network", "interface",
 100                 function (section)
 101                         if section[".name"] ~= "loopback" then
 102                                 field:value(section[".name"])
 103                         end
 104                 end
 105         )
 106         field.titleref = luci.dispatcher.build_url("admin", "network", "network")
 107 end
 108
 109 function cbi_add_knownips(field)
 110         for i, dataset in ipairs(luci.sys.net.arptable()) do
 111                 field:value(dataset["IP address"])
 112         end
 113 end
 114
 115 function network_get_zones(net)
 116         if not luci.model.uci.load("firewall") then
 117                 return nil
 118         end
 119
 120         local zones = {}
 121
 122         luci.model.uci.foreach("firewall", "zone",
 123                 function (section)
 124                         local znet = section.network or section.name
 125                         if luci.util.contains(luci.util.split(znet, " "), net) then
 126                                 table.insert(zones, section.name)
 127                         end
 128                 end
 129         )
 130
 131         return zones
 132 end
 133
 134 function firewall_find_zone(name)
 135         local find
 136
 137         luci.model.uci.foreach("firewall", "zone",
 138                 function (section)
 139                         if section.name == name then
 140                                 find = section[".name"]
 141                         end
 142                 end
 143         )
 144
 145         return find
 146 end
 147
 148 function iface_get_network(iface)
 149         local net
 150
 151         luci.model.uci.foreach("network", "interface",
 152                 function (section)
 153                         local ifname = luci.model.uci.get_statevalue(
 154                                 "network", section[".name"], "ifname"
 155                         )
 156
 157                         if iface == ifname then
 158                                 net = section[".name"]
 159                         end
 160                 end
 161         )
 162
 163         return net
 164 end