LuCI - Lua Configuration Interface
Copyright 2008 Steven Barth <steven@midlink.org>
-Copyright 2010 Jo-Philipp Wich <xm@subsignal.org>
+Copyright 2010-2011 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.
m.uci:foreach("network", "switch",
function(x)
- local switch_name = x.name or x['.name']
+ local sid = x['.name']
+ local switch_name = x.name or sid
+ local has_vlan = nil
+ local has_learn = nil
local has_vlan4k = nil
local has_ptpvid = nil
+ local has_jumbo3 = nil
+ local min_vid = 0
local max_vid = 16
local num_vlans = 16
- local num_ports = 5
+ local num_ports = 6
local cpu_port = 5
+ local enable_vlan4k = false
+
+ -- Parse some common switch properties from swconfig help output.
local swc = io.popen("swconfig dev %q help 2>/dev/null" % switch_name)
if swc then
num_ports, cpu_port, num_vlans =
line:match("ports: (%d+) %(cpu @ (%d+)%), vlans: (%d+)")
- num_ports = tonumber(num_ports or 5)
- num_vlans = tonumber(num_vlans or 16)
- cpu_port = tonumber(cpu_port or 5)
+ num_ports = tonumber(num_ports) or 6
+ num_vlans = tonumber(num_vlans) or 16
+ cpu_port = tonumber(cpu_port) or 5
+ min_vid = 1
+
+ elseif line:match(": pvid") or line:match(": tag") or line:match(": vid") then
+ if is_vlan_attr then has_vlan4k = line:match(": (%w+)") end
+ if is_port_attr then has_ptpvid = line:match(": (%w+)") end
+
+ elseif line:match(": enable_vlan4k") then
+ enable_vlan4k = true
- elseif line:match("%-%-pvid") or line:match("%-%-tag") or line:match("%-%-vid") then
- if is_vlan_attr then has_vlan4k = line:match("%-%-(%w+)") end
- if is_port_attr then has_ptpvid = line:match("%-%-(%w+)") end
+ elseif line:match(": enable_vlan") then
+ has_vlan = "enable_vlan"
+ elseif line:match(": enable_learning") then
+ has_learn = "enable_learning"
+
+ elseif line:match(": max_length") then
+ has_jumbo3 = "max_length"
end
end
swc:close()
end
+
+ -- The PVID options (if any) are added to this table so that
+ -- section create below can add the just created vlan to the
+ -- choice list of the PVID options...
+ local pvid_opts = { }
+
+ -- This function re-reads all existing vlan ids and populates
+ -- PVID options choice lists
+ local function populate_pvids()
+ local vlan_ids = { }
+ m.uci:foreach("network", "switch_vlan",
+ function(s)
+ if s.device == switch_name then
+ local vid = s[has_vlan4k or "vlan"] or s["vlan"]
+ if vid ~= nil then
+ vlan_ids[#vlan_ids+1] = vid
+ end
+ end
+ end)
+
+ local opt, vid
+ for _, opt in ipairs(pvid_opts) do
+ opt:reset_values()
+ opt:value("", translate("none"))
+ for _, vid in luci.util.vspairs(vlan_ids) do
+ opt:value(vid, translatef("VLAN %d", tonumber(vid)))
+ end
+ end
+ end
+
-- Switch properties
- s = m:section(NamedSection, x['.name'], "switch", "Switch %q" % switch_name)
+ s = m:section(NamedSection, x['.name'], "switch", translatef("Switch %q", switch_name))
s.addremove = false
- s:option(Flag, "enable", "Enable this switch")
- .cfgvalue = function(self, section) return Flag.cfgvalue(self, section) or self.enabled end
+ if has_vlan then
+ s:option(Flag, has_vlan, translate("Enable VLAN functionality"))
+ end
+
+ if enable_vlan4k then
+ s:option(Flag, "enable_vlan4k", translate("Enable 4K VLANs"))
+ end
- s:option(Flag, "enable_vlan", "Enable VLAN functionality")
- .cfgvalue = function(self, section) return Flag.cfgvalue(self, section) or self.enabled end
+ if has_learn then
+ x = s:option(Flag, has_learn, translate("Enable learning and aging"))
+ x.default = x.enabled
+ end
- s:option(Flag, "reset", "Reset switch during setup")
- .cfgvalue = function(self, section) return Flag.cfgvalue(self, section) or self.enabled end
+ if has_jumbo3 then
+ x = s:option(Flag, has_jumbo3, translate("Enable Jumbo Frame passthrough"))
+ x.enabled = "3"
+ x.rmempty = true
+ end
-- VLAN table
- s = m:section(TypedSection, "switch_vlan", "VLANs on %q" % switch_name)
+ s = m:section(TypedSection, "switch_vlan", translatef("VLANs on %q", switch_name))
s.template = "cbi/tblsection"
s.addremove = true
s.anonymous = true
+ -- Filter by switch
+ s.filter = function(self, section)
+ local device = m:get(section, "device")
+ return (device and device == switch_name)
+ end
+
+ -- Override cfgsections callback to enforce row ordering by vlan id.
s.cfgsections = function(self)
local osections = TypedSection.cfgsections(self)
local sections = { }
for _, section in luci.util.spairs(
osections,
function(a, b)
- return (tonumber(m.uci:get("network", osections[a], has_vlan4k or "vlan") or 9999) or 0)
- < (tonumber(m.uci:get("network", osections[b], has_vlan4k or "vlan") or 9999) or 0)
+ return (tonumber(m:get(osections[a], has_vlan4k or "vlan")) or 9999)
+ < (tonumber(m:get(osections[b], has_vlan4k or "vlan")) or 9999)
end
) do
sections[#sections+1] = section
return sections
end
- s.create = function(self, section)
+ -- When creating a new vlan, preset it with the highest found vid + 1.
+ -- Repopulate the PVID choice lists afterwards.
+ s.create = function(self, section, origin)
+ -- Filter by switch
+ if m:get(origin, "device") ~= switch_name then
+ return
+ end
+
local sid = TypedSection.create(self, section)
local max_nr = 0
m.uci:foreach("network", "switch_vlan",
function(s)
- local nr = tonumber(s.vlan)
- local id = has_vlan4k and tonumber(s[has_vlan4k])
- if nr ~= nil and nr > max_nr then max_nr = nr end
- if id ~= nil and id > max_id then max_id = id end
+ if s.device == switch_name then
+ local nr = tonumber(s.vlan)
+ local id = has_vlan4k and tonumber(s[has_vlan4k])
+ if nr ~= nil and nr > max_nr then max_nr = nr end
+ if id ~= nil and id > max_id then max_id = id end
+ end
end)
+ m.uci:set("network", sid, "device", switch_name)
m.uci:set("network", sid, "vlan", max_nr + 1)
if has_vlan4k then
m.uci:set("network", sid, has_vlan4k, max_id + 1)
end
+ -- add newly created vlan to the pvid choice list
+ populate_pvids()
+
return sid
end
+ -- Repopulate PVId choice lists if a vlan gets removed.
+ s.remove = function(self, section)
+ local rv = TypedSection.remove(self, section)
+
+ -- repopulate pvid choices
+ populate_pvids()
+
+ return rv
+ end
+
local port_opts = { }
local untagged = { }
+ -- Parse current tagging state from the "ports" option.
local portvalue = function(self, section)
local pt
- for pt in (m.uci:get("network", section, "ports") or ""):gmatch("%w+") do
+ for pt in (m:get(section, "ports") or ""):gmatch("%w+") do
local pc, tu = pt:match("^(%d+)([tu]*)")
if pc == self.option then return (#tu > 0) and tu or "u" end
end
return ""
end
+ -- Validate port tagging. Ensure that a port is only untagged once,
+ -- bail out if not.
local portvalidate = function(self, value, section)
-- ensure that the ports appears untagged only once
if value == "u" then
if not untagged[self.option] then
untagged[self.option] = true
- else
+ elseif min_vid > 0 or tonumber(self.option) ~= cpu_port then -- enable multiple untagged cpu ports due to weird broadcom default setup
return nil,
translatef("Port %d is untagged in multiple VLANs!", tonumber(self.option) + 1)
end
local vid = s:option(Value, has_vlan4k or "vlan", "VLAN ID")
vid.rmempty = false
+ vid.forcewrite = true
+ -- Validate user provided VLAN ID, make sure its within the bounds
+ -- allowed by the switch.
vid.validate = function(self, value, section)
local v = tonumber(value)
local m = has_vlan4k and 4094 or (num_vlans - 1)
- if v ~= nil and v > 0 and v <= m then
+ if v ~= nil and v >= min_vid and v <= m then
return value
else
return nil,
- translatef("Invalid VLAN ID given! Only IDs between %d and %d are allowed.", 1, m)
+ translatef("Invalid VLAN ID given! Only IDs between %d and %d are allowed.", min_vid, m)
end
end
+ -- When writing the "vid" or "vlan" option, serialize the port states
+ -- as well and write them as "ports" option to uci.
vid.write = function(self, section, value)
local o
local p = { }
return Value.write(self, section, value)
end
+ -- Fallback to "vlan" option if "vid" option is supported but unset.
+ vid.cfgvalue = function(self, section)
+ return m:get(section, has_vlan4k or "vlan")
+ or m:get(section, "vlan")
+ end
+ -- Build per-port off/untagged/tagged choice lists.
local pt
for pt = 0, num_ports - 1 do
local po = s:option(ListValue, tostring(pt),
- (pt == cpu_port) and "CPU" or "Port %d" % (pt + 1))
+ (pt == cpu_port) and translate("CPU") or translatef("Port %d", (pt + 1)))
po:value("", translate("off"))
po:value("u" % pt, translate("untagged"))
po.cfgvalue = portvalue
po.validate = portvalidate
+ po.write = function() end
port_opts[#port_opts+1] = po
end
+
+
+ -- Does this switch support PVIDs?
+ if has_ptpvid then
+
+ -- Spawn a "virtual" section. We just attach it to the global
+ -- switch section here, the overrides below take care of writing
+ -- the actual values to the correct uci sections.
+ s = m:section(TypedSection, "switch",
+ translatef("Port PVIDs on %q", switch_name),
+ translate("Port <abbr title=\"Primary VLAN IDs\">PVIDs</abbr> specify " ..
+ "the default VLAN ID added to received untagged frames."))
+
+ s.template = "cbi/tblsection"
+ s.addremove = false
+ s.anonymous = true
+
+ -- Filter by switch
+ function s.filter(self, section)
+ return (m:get(section, "name") == switch_name)
+ end
+
+ -- Build port list, store pointers to the option objects in the
+ -- pvid_opts array so that other callbacks can repopulate their
+ -- choice lists.
+ local pt
+ for pt = 0, num_ports - 1 do
+ local po = s:option(ListValue, tostring(pt),
+ (pt == cpu_port) and translate("CPU") or translatef("Port %d", (pt + 1)))
+
+ -- When cbi queries the current config value for this post,
+ -- lookup the associated switch_port section (if any) and
+ -- return its "pvid" or "vlan" option value.
+ po.cfgvalue = function(self, section)
+ local val
+ m.uci:foreach("network", "switch_port",
+ function(s)
+ if s.port == self.option then
+ val = s[has_ptpvid]
+ return false
+ end
+ end)
+ return val
+ end
+
+ -- On write, find the actual switch_port section associated
+ -- to this port and set the value there. Create a new
+ -- switch_port section for this port if there is none yet.
+ po.write = function(self, section, value)
+ local found = false
+
+ m.uci:foreach("network", "switch_port",
+ function(s)
+ if s.port == self.option then
+ m.uci:set("network", s['.name'], has_ptpvid, value)
+ found = true
+ return false
+ end
+ end)
+
+ if not found then
+ m.uci:section("network", "switch_port", nil, {
+ ["port"] = self.option,
+ [has_ptpvid] = value
+ })
+ end
+ end
+
+ -- If the user cleared the PVID value on this port, find
+ -- the associated switch_port section and clear it.
+ -- If the section does not contain any other unrelated
+ -- options (like led or blinkrate) then remove it completely,
+ -- else just clear out the "pvid" option.
+ po.remove = function(self, section)
+ m.uci:foreach("network", "switch_port",
+ function(s)
+ if s.port == self.option then
+ local k, found
+ local empty = true
+
+ for k, _ in pairs(s) do
+ if k:sub(1,1) ~= "." and k ~= "port" and k ~= has_ptpvid then
+ empty = false
+ break
+ end
+ end
+
+ if empty then
+ m.uci:delete("network", s['.name'])
+ else
+ m.uci:delete("network", s['.name'], has_ptpvid)
+ end
+
+ return false
+ end
+ end)
+ end
+
+ -- The referenced VLAN might just have been removed, simply
+ -- return "" (none) in this case to avoid triggering a
+ -- validation error.
+ po.validate = function(...)
+ return ListValue.validate(...) or ""
+ end
+
+ pvid_opts[#pvid_opts+1] = po
+ end
+
+ populate_pvids()
+ end
end
)
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