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| -rw-r--r-- | libs/core/luasrc/model/wireless.lua | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/libs/core/luasrc/model/wireless.lua b/libs/core/luasrc/model/wireless.lua new file mode 100644 index 000000000..61dba245d --- /dev/null +++ b/libs/core/luasrc/model/wireless.lua @@ -0,0 +1,296 @@ +--[[ +LuCI - Wireless model + +Copyright 2009 Jo-Philipp Wich <xm@subsignal.org> + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. + +]]-- + +local pairs, i18n, uci, math = pairs, luci.i18n, luci.model.uci, math + +local iwi = require "iwinfo" +local utl = require "luci.util" +local uct = require "luci.model.uci.bind" + +module "luci.model.network.wireless" + +local ub = uct.bind("wireless") +local st, ifs + +function init(self, cursor) + cursor:unload("wireless") + cursor:load("wireless") + ub:init(cursor) + + st = uci.cursor_state() + ifs = { } + + local count = 0 + + ub.uci:foreach("wireless", "wifi-iface", + function(s) + count = count + 1 + + local id = "%s.network%d" %{ self.device, count } + + ifs[id] = { + id = id, + sid = s['.name'], + count = count + } + + local dev = st:get("wireless", s['.name'], "ifname") + or st:get("wireless", s['.name'], "device") + + local wtype = dev and iwi.type(dev) + + if dev and wtype then + ifs[id].winfo = iwi[wtype] + ifs[id].wdev = dev + end + end) +end + +function get_device(self, dev) + return device(dev) +end + +function get_network(self, id) + if ifs[id] then + return network(ifs[id].sid) + else + local n + for n, _ in pairs(ifs) do + if ifs[n].sid == id then + return network(id) + end + end + end +end + +function shortname(self, iface) + if iface.dev and iface.dev.wifi then + return "%s %q" %{ + i18n.translate("a_s_if_iwmode_" .. (iface.dev.wifi.mode or "ap")), + iface.dev.wifi.ssid or iface.dev.wifi.bssid or "(hidden)" + } + else + return iface:name() + end +end + +function get_i18n(self, iface) + if iface.dev and iface.dev.wifi then + return "%s: %s %q" %{ + i18n.translate("a_s_if_wifinet", "Wireless Network"), + i18n.translate("a_s_if_iwmode_" .. (iface.dev.wifi.mode or "ap"), iface.dev.wifi.mode or "AP"), + iface.dev.wifi.ssid or iface.dev.wifi.bssid or "(hidden)" + } + else + return "%s: %q" %{ i18n.translate("a_s_if_wifinet", "Wireless Network"), iface:name() } + end +end + +function rename_network(self, old, new) + local i + for i, _ in pairs(ifs) do + if ifs[i].network == old then + ifs[i].network = new + end + end + + ub.uci:foreach("wireless", "wifi-iface", + function(s) + if s.network == old then + if new then + ub.uci:set("wireless", s['.name'], "network", new) + else + ub.uci:delete("wireless", s['.name'], "network") + end + end + end) +end + +function del_network(self, old) + return self:rename_network(old, nil) +end + +function find_interfaces(self, iflist, brlist) + local iface + for iface, _ in pairs(ifs) do + iflist[iface] = ifs[iface] + end +end + +function ignore_interface(self, iface) + if ifs and ifs[iface] then + return false + else + return iwi.type(iface) and true or false + end +end + +function add_interface(self, net, iface) + if ifs and ifs[iface] and ifs[iface].sid then + ub.uci:set("wireless", ifs[iface].sid, "network", net:name()) + ifs[iface].network = net:name() + return true + end + + return false +end + +function del_interface(self, net, iface) + if ifs and ifs[iface] and ifs[iface].sid then + ub.uci:delete("wireless", ifs[iface].sid, "network") + --return true + end + + return false +end + + +device = ub:section("wifi-device") +device:property("type") +device:property("channel") +device:property("disabled") + +function device.name(self) + return self.sid +end + +function device.get_networks(self) + local nets = { } + + ub.uci:foreach("wireless", "wifi-iface", + function(s) + if s.device == self:name() then + nets[#nets+1] = network(s['.name']) + end + end) + + return nets +end + + +network = ub:section("wifi-iface") +network:property("mode") +network:property("ssid") +network:property("bssid") +network:property("network") + +function network._init(self, sid) + local count = 0 + + ub.uci:foreach("wireless", "wifi-iface", + function(s) + count = count + 1 + return s['.name'] ~= sid + end) + + self.id = "%s.network%d" %{ self.device, count } + + local dev = st:get("wireless", sid, "ifname") + or st:get("wireless", sid, "device") + + local wtype = dev and iwi.type(dev) + + if dev and wtype then + self.winfo = iwi[wtype] + self.wdev = dev + end +end + +function network.name(self) + return self.id +end + +function network.ifname(self) + return self.wdev +end + +function network.get_device(self) + if self.device then + return device(self.device) + end +end + +function network.active_mode(self) + local m = self.winfo and self.winfo.mode(self.wdev) + if m == "Master" or m == "Auto" then + m = "ap" + elseif m == "Ad-Hoc" then + m = "adhoc" + elseif m == "Client" then + m = "sta" + elseif m then + m = m:lower() + else + m = self:mode() + end + return m or "ap" +end + +function network.active_mode_i18n(self) + return i18n.translate("a_s_if_iwmode_" .. self:active_mode()) +end + +function network.active_ssid(self) + return self.winfo and self.winfo.ssid(self.wdev) or + self:ssid() +end + +function network.active_bssid(self) + return self.winfo and self.winfo.bssid(self.wdev) or + self:bssid() or "00:00:00:00:00:00" +end + +function network.signal(self) + return self.winfo and self.winfo.signal(self.wdev) or 0 +end + +function network.noise(self) + return self.winfo and self.winfo.noise(self.wdev) or 0 +end + +function network.signal_level(self) + if self:active_bssid() ~= "00:00:00:00:00:00" then + local signal = self:signal() + local noise = self:noise() + + if signal > 0 and noise > 0 then + local snr = -1 * (noise - signal) + return math.floor(snr / 5) + else + return 0 + end + else + return -1 + end +end + +function network.signal_percent(self) + local qc = self.winfo and + self.winfo.quality(self.wdev) or 0 + + local qm = self.winfo and + self.winfo.quality_max(self.wdev) or 0 + + if qc > 0 and qm > 0 then + return math.floor((100 / qm) * qc) + else + return 0 + end +end + |