summaryrefslogtreecommitdiffhomepage
path: root/modules/luci-base/luasrc/tools/status.lua
blob: e4bc4451a218a424d41e1ead2694462031b63384 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
-- Copyright 2011 Jo-Philipp Wich <jow@openwrt.org>
-- Licensed to the public under the Apache License 2.0.

module("luci.tools.status", package.seeall)

local uci = require "luci.model.uci".cursor()
local ipc = require "luci.ip"

local function dhcp_leases_common(family)
	local rv = { }
	local nfs = require "nixio.fs"
	local sys = require "luci.sys"
	local leasefile = "/tmp/dhcp.leases"

	uci:foreach("dhcp", "dnsmasq",
		function(s)
			if s.leasefile and nfs.access(s.leasefile) then
				leasefile = s.leasefile
				return false
			end
		end)

	local fd = io.open(leasefile, "r")
	if fd then
		while true do
			local ln = fd:read("*l")
			if not ln then
				break
			else
				local ts, mac, ip, name, duid = ln:match("^(%d+) (%S+) (%S+) (%S+) (%S+)")
				local expire = tonumber(ts) or 0
				if ts and mac and ip and name and duid then
					if family == 4 and not ip:match(":") then
						rv[#rv+1] = {
							expires  = (expire ~= 0) and os.difftime(expire, os.time()),
							macaddr  = ipc.checkmac(mac) or "00:00:00:00:00:00",
							ipaddr   = ip,
							hostname = (name ~= "*") and name
						}
					elseif family == 6 and ip:match(":") then
						rv[#rv+1] = {
							expires  = (expire ~= 0) and os.difftime(expire, os.time()),
							ip6addr  = ip,
							duid     = (duid ~= "*") and duid,
							hostname = (name ~= "*") and name
						}
					end
				end
			end
		end
		fd:close()
	end

	local lease6file = "/tmp/hosts/odhcpd"
	uci:foreach("dhcp", "odhcpd",
		function(t)
			if t.leasefile and nfs.access(t.leasefile) then
				lease6file = t.leasefile
				return false
			end
		end)
	local fd = io.open(lease6file, "r")
	if fd then
		while true do
			local ln = fd:read("*l")
			if not ln then
				break
			else
				local iface, duid, iaid, name, ts, id, length, ip = ln:match("^# (%S+) (%S+) (%S+) (%S+) (-?%d+) (%S+) (%S+) (.*)")
				local expire = tonumber(ts) or 0
				if ip and iaid ~= "ipv4" and family == 6 then
					rv[#rv+1] = {
						expires  = (expire >= 0) and os.difftime(expire, os.time()),
						duid     = duid,
						ip6addr  = ip,
						hostname = (name ~= "-") and name
					}
				elseif ip and iaid == "ipv4" and family == 4 then
					rv[#rv+1] = {
						expires  = (expire >= 0) and os.difftime(expire, os.time()),
						macaddr  = sys.net.duid_to_mac(duid) or "00:00:00:00:00:00",
						ipaddr   = ip,
						hostname = (name ~= "-") and name
					}
				end
			end
		end
		fd:close()
	end

	if family == 6 then
		local _, lease
		local hosts = sys.net.host_hints()
		for _, lease in ipairs(rv) do
			local mac = sys.net.duid_to_mac(lease.duid)
			local host = mac and hosts[mac]
			if host then
				if not lease.name then
					lease.host_hint = host.name or host.ipv4 or host.ipv6
				elseif host.name and lease.hostname ~= host.name then
					lease.host_hint = host.name
				end
			end
		end
	end

	return rv
end

function dhcp_leases()
	return dhcp_leases_common(4)
end

function dhcp6_leases()
	return dhcp_leases_common(6)
end

function wifi_networks()
	local rv = { }
	local ntm = require "luci.model.network".init()

	local dev
	for _, dev in ipairs(ntm:get_wifidevs()) do
		local rd = {
			up       = dev:is_up(),
			device   = dev:name(),
			name     = dev:get_i18n(),
			networks = { }
		}

		local net
		for _, net in ipairs(dev:get_wifinets()) do
			local a, an = nil, 0
			for _, a in pairs(net:assoclist() or {}) do
				an = an + 1
			end

			rd.networks[#rd.networks+1] = {
				name       = net:shortname(),
				link       = net:adminlink(),
				up         = net:is_up(),
				mode       = net:active_mode(),
				ssid       = net:active_ssid(),
				bssid      = net:active_bssid(),
				encryption = net:active_encryption(),
				frequency  = net:frequency(),
				channel    = net:channel(),
				signal     = net:signal(),
				quality    = net:signal_percent(),
				noise      = net:noise(),
				bitrate    = net:bitrate(),
				ifname     = net:ifname(),
				country    = net:country(),
				txpower    = net:txpower(),
				txpoweroff = net:txpower_offset(),
				num_assoc  = an,
				disabled   = (dev:get("disabled") == "1" or
				             net:get("disabled") == "1")
			}
		end

		rv[#rv+1] = rd
	end

	return rv
end

function wifi_network(id)
	local ntm = require "luci.model.network".init()
	local net = ntm:get_wifinet(id)
	if net then
		local dev = net:get_device()
		if dev then
			return {
				id         = id,
				name       = net:shortname(),
				link       = net:adminlink(),
				up         = net:is_up(),
				mode       = net:active_mode(),
				ssid       = net:active_ssid(),
				bssid      = net:active_bssid(),
				encryption = net:active_encryption(),
				frequency  = net:frequency(),
				channel    = net:channel(),
				signal     = net:signal(),
				quality    = net:signal_percent(),
				noise      = net:noise(),
				bitrate    = net:bitrate(),
				ifname     = net:ifname(),
				country    = net:country(),
				txpower    = net:txpower(),
				txpoweroff = net:txpower_offset(),
				disabled   = (dev:get("disabled") == "1" or
				              net:get("disabled") == "1"),
				device     = {
					up     = dev:is_up(),
					device = dev:name(),
					name   = dev:get_i18n()
				}
			}
		end
	end
	return { }
end

function wifi_assoclist()
	local sys = require "luci.sys"
	local ntm = require "luci.model.network".init()
	local hosts = sys.net.host_hints()

	local assoc = {}
	local _, dev, net, bss

	for _, dev in ipairs(ntm:get_wifidevs()) do
		local radioname = dev:get_i18n()

		for _, net in ipairs(dev:get_wifinets()) do
			local netname = net:shortname()
			local netlink = net:adminlink()
			local ifname  = net:ifname()

			for _, bss in pairs(net:assoclist() or {}) do
				local host = hosts[_]

				bss.bssid  = _
				bss.ifname = ifname
				bss.radio  = radioname
				bss.name   = netname
				bss.link   = netlink

				bss.host_name = (host) and (host.name or host.ipv4 or host.ipv6)
				bss.host_hint = (host and host.name and (host.ipv4 or host.ipv6)) and (host.ipv4 or host.ipv6)

				assoc[#assoc+1] = bss
			end
		end
	end

	table.sort(assoc, function(a, b)
		if a.radio ~= b.radio then
			return a.radio < b.radio
		elseif a.ifname ~= b.ifname then
			return a.ifname < b.ifname
		else
			return a.bssid < b.bssid
		end
	end)

	return assoc
end

function switch_status(devs)
	local dev
	local switches = { }
	for dev in devs:gmatch("[^%s,]+") do
		local ports = { }
		local swc = io.popen("swconfig dev %s show"
			% luci.util.shellquote(dev), "r")

		if swc then
			local l
			repeat
				l = swc:read("*l")
				if l then
					local port, up = l:match("port:(%d+) link:(%w+)")
					if port then
						local speed  = l:match(" speed:(%d+)")
						local duplex = l:match(" (%w+)-duplex")
						local txflow = l:match(" (txflow)")
						local rxflow = l:match(" (rxflow)")
						local auto   = l:match(" (auto)")

						ports[#ports+1] = {
							port   = tonumber(port) or 0,
							speed  = tonumber(speed) or 0,
							link   = (up == "up"),
							duplex = (duplex == "full"),
							rxflow = (not not rxflow),
							txflow = (not not txflow),
							auto   = (not not auto)
						}
					end
				end
			until not l
			swc:close()
		end
		switches[dev] = ports
	end
	return switches
end