1 -- Copyright 2008 Steven Barth <steven@midlink.org>
2 -- Copyright 2010-2011 Jo-Philipp Wich <jow@openwrt.org>
3 -- Licensed to the public under the Apache License 2.0.
5 m = Map("network", translate("Switch"), translate("The network ports on this device can be combined to several <abbr title=\"Virtual Local Area Network\">VLAN</abbr>s in which computers can communicate directly with each other. <abbr title=\"Virtual Local Area Network\">VLAN</abbr>s are often used to separate different network segments. Often there is by default one Uplink port for a connection to the next greater network like the internet and other ports for a local network."))
7 local fs = require "nixio.fs"
8 local nw = require "luci.model.network"
13 local topologies = nw:get_switch_topologies() or {}
15 m.uci:foreach("network", "switch",
17 local sid = x['.name']
18 local switch_name = x.name or sid
21 local has_vlan4k = nil
22 local has_jumbo3 = nil
23 local has_mirror = nil
29 local enable_vlan4k = false
31 local topo = topologies[switch_name]
34 m.message = translatef("Switch %q has an unknown topology - the VLAN settings might not be accurate.", switch_name)
37 { num = 0, label = "Port 1" },
38 { num = 1, label = "Port 2" },
39 { num = 2, label = "Port 3" },
40 { num = 3, label = "Port 4" },
41 { num = 4, label = "Port 5" },
42 { num = 5, label = "CPU (eth0)", tagged = false }
47 -- Parse some common switch properties from swconfig help output.
48 local swc = io.popen("swconfig dev %q help 2>/dev/null" % switch_name)
51 local is_port_attr = false
52 local is_vlan_attr = false
55 local line = swc:read("*l")
56 if not line then break end
58 if line:match("^%s+%-%-vlan") then
61 elseif line:match("^%s+%-%-port") then
65 elseif line:match("cpu @") then
66 switch_title = line:match("^switch%d: %w+%((.-)%)")
67 num_vlans = tonumber(line:match("vlans: (%d+)")) or 16
70 elseif line:match(": pvid") or line:match(": tag") or line:match(": vid") then
71 if is_vlan_attr then has_vlan4k = line:match(": (%w+)") end
73 elseif line:match(": enable_vlan4k") then
76 elseif line:match(": enable_vlan") then
77 has_vlan = "enable_vlan"
79 elseif line:match(": enable_learning") then
80 has_learn = "enable_learning"
82 elseif line:match(": enable_mirror_rx") then
83 has_mirror = "enable_mirror_rx"
85 elseif line:match(": max_length") then
86 has_jumbo3 = "max_length"
95 s = m:section(NamedSection, x['.name'], "switch",
96 switch_title and translatef("Switch %q (%s)", switch_name, switch_title)
97 or translatef("Switch %q", switch_name))
102 s:option(Flag, has_vlan, translate("Enable VLAN functionality"))
106 x = s:option(Flag, has_learn, translate("Enable learning and aging"))
107 x.default = x.enabled
111 x = s:option(Flag, has_jumbo3, translate("Enable Jumbo Frame passthrough"))
116 -- Does this switch support port mirroring?
118 s:option(Flag, "enable_mirror_rx", translate("Enable mirroring of incoming packets"))
119 s:option(Flag, "enable_mirror_tx", translate("Enable mirroring of outgoing packets"))
121 local sp = s:option(ListValue, "mirror_source_port", translate("Mirror source port"))
122 local mp = s:option(ListValue, "mirror_monitor_port", translate("Mirror monitor port"))
124 sp:depends("enable_mirror_tx", "1")
125 sp:depends("enable_mirror_rx", "1")
127 mp:depends("enable_mirror_tx", "1")
128 mp:depends("enable_mirror_rx", "1")
131 for _, pt in ipairs(topo.ports) do
132 sp:value(pt.num, pt.label)
133 mp:value(pt.num, pt.label)
138 s = m:section(TypedSection, "switch_vlan",
139 switch_title and translatef("VLANs on %q (%s)", switch_name, switch_title)
140 or translatef("VLANs on %q", switch_name))
142 s.template = "cbi/tblsection"
147 s.filter = function(self, section)
148 local device = m:get(section, "device")
149 return (device and device == switch_name)
152 -- Override cfgsections callback to enforce row ordering by vlan id.
153 s.cfgsections = function(self)
154 local osections = TypedSection.cfgsections(self)
158 for _, section in luci.util.spairs(
161 return (tonumber(m:get(osections[a], has_vlan4k or "vlan")) or 9999)
162 < (tonumber(m:get(osections[b], has_vlan4k or "vlan")) or 9999)
165 sections[#sections+1] = section
171 -- When creating a new vlan, preset it with the highest found vid + 1.
172 s.create = function(self, section, origin)
174 if m:get(origin, "device") ~= switch_name then
178 local sid = TypedSection.create(self, section)
183 m.uci:foreach("network", "switch_vlan",
185 if s.device == switch_name then
186 local nr = tonumber(s.vlan)
187 local id = has_vlan4k and tonumber(s[has_vlan4k])
188 if nr ~= nil and nr > max_nr then max_nr = nr end
189 if id ~= nil and id > max_id then max_id = id end
193 m:set(sid, "device", switch_name)
194 m:set(sid, "vlan", max_nr + 1)
197 m:set(sid, has_vlan4k, max_id + 1)
204 local port_opts = { }
207 -- Parse current tagging state from the "ports" option.
208 local portvalue = function(self, section)
210 for pt in (m:get(section, "ports") or ""):gmatch("%w+") do
211 local pc, tu = pt:match("^(%d+)([tu]*)")
212 if pc == self.option then return (#tu > 0) and tu or "u" end
217 -- Validate port tagging. Ensure that a port is only untagged once,
219 local portvalidate = function(self, value, section)
220 -- ensure that the ports appears untagged only once
222 if not untagged[self.option] then
223 untagged[self.option] = true
226 translatef("%s is untagged in multiple VLANs!", self.title)
233 local vid = s:option(Value, has_vlan4k or "vlan", "VLAN ID", "<div id='portstatus-%s'></div>" % switch_name)
234 local mx_vid = has_vlan4k and 4094 or (num_vlans - 1)
237 vid.forcewrite = true
239 vid.datatype = "and(uinteger,range("..min_vid..","..mx_vid.."))"
241 -- Validate user provided VLAN ID, make sure its within the bounds
242 -- allowed by the switch.
243 vid.validate = function(self, value, section)
244 local v = tonumber(value)
245 local m = has_vlan4k and 4094 or (num_vlans - 1)
246 if v ~= nil and v >= min_vid and v <= m then
247 if not self.vlan_used[v] then
248 self.vlan_used[v] = true
252 translatef("Invalid VLAN ID given! Only unique IDs are allowed")
256 translatef("Invalid VLAN ID given! Only IDs between %d and %d are allowed.", min_vid, m)
260 -- When writing the "vid" or "vlan" option, serialize the port states
261 -- as well and write them as "ports" option to uci.
262 vid.write = function(self, section, value)
266 for _, o in ipairs(port_opts) do
267 local v = o:formvalue(section)
269 p[#p+1] = o.option .. v
275 if enable_vlan4k then
276 m:set(sid, "enable_vlan4k", "1")
279 m:set(section, "ports", table.concat(p, " "))
280 return Value.write(self, section, value)
283 -- Fallback to "vlan" option if "vid" option is supported but unset.
284 vid.cfgvalue = function(self, section)
285 return m:get(section, has_vlan4k or "vlan")
286 or m:get(section, "vlan")
290 for _, pt in ipairs(topo.ports) do
291 local po = s:option(ListValue, tostring(pt.num), pt.label, '<div id="portstatus-%s-%d"></div>' %{ switch_name, pt.num })
293 po:value("", translate("off"))
295 if not pt.tagged then
296 po:value("u", translate("untagged"))
299 po:value("t", translate("tagged"))
301 po.cfgvalue = portvalue
302 po.validate = portvalidate
303 po.write = function() end
305 port_opts[#port_opts+1] = po
308 table.sort(port_opts, function(a, b) return a.option < b.option end)
309 switches[#switches+1] = switch_name
313 -- Switch status template
314 s = m:section(SimpleSection)
315 s.template = "admin_network/switch_status"
316 s.switches = switches