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-- Copyright 2014 Aedan Renner <chipdankly@gmail.com
-- Copyright 2018 Florian Eckert <fe@dev.tdt.de>
-- Licensed to the public under the GNU General Public License v2.
local dsp = require "luci.dispatcher"
local uci = require "uci"
local m, mwan_interface, enabled, track_method, reliability, interval
local down, up, metric
function interfaceWarnings(overview, count, iface_max)
local warnings = ""
if count <= iface_max then
warnings = string.format("<strong>%s</strong><br />",
translatef("There are currently %d of %d supported interfaces configured", count, iface_max)
)
else
warnings = string.format("<strong>%s</strong><br />",
translatef("WARNING: %d interfaces are configured exceeding the maximum of %d!", count, iface_max)
)
end
for i, k in pairs(overview) do
if overview[i]["network"] == false then
warnings = warnings .. string.format("<strong>%s</strong><br />",
translatef("WARNING: Interface %s are not found in /etc/config/network", i)
)
end
if overview[i]["default_route"] == false then
warnings = warnings .. string.format("<strong>%s</strong><br />",
translatef("WARNING: Interface %s has no default route in the main routing table", i)
)
end
if overview[i]["reliability"] == false then
warnings = warnings .. string.format("<strong>%s</strong><br />",
translatef("WARNING: Interface %s has a higher reliability " ..
"requirement than tracking hosts (%d)", i, overview[i]["tracking"])
)
end
if overview[i]["duplicate_metric"] == true then
warnings = warnings .. string.format("<strong>%s</strong><br />",
translatef("WARNING: Interface %s has a duplicate metric %s configured", i, overview[i]["metric"])
)
end
end
return warnings
end
function configCheck()
local overview = {}
local count = 0
local duplicate_metric = {}
uci.cursor():foreach("mwan3", "interface",
function (section)
local uci = uci.cursor(nil, "/var/state")
local iface = section[".name"]
overview[iface] = {}
count = count + 1
local network = uci:get("network", iface)
overview[iface]["network"] = false
if network ~= nil then
overview[iface]["network"] = true
local device = uci:get("network", iface, "ifname")
if device ~= nil then
overview[iface]["device"] = device
end
local metric = uci:get("network", iface, "metric")
if metric ~= nil then
overview[iface]["metric"] = metric
overview[iface]["duplicate_metric"] = false
for _, m in ipairs(duplicate_metric) do
if m == metric then
overview[iface]["duplicate_metric"] = true
end
end
table.insert(duplicate_metric, metric)
end
local dump = require("luci.util").ubus("network.interface.%s" % iface, "status", {})
overview[iface]["default_route"] = false
if dump and dump.route then
local _, route
for _, route in ipairs(dump.route) do
if dump.route[_].target == "0.0.0.0" then
overview[iface]["default_route"] = true
end
end
end
end
local trackingNumber = uci:get("mwan3", iface, "track_ip")
overview[iface]["tracking"] = 0
if trackingNumber and #trackingNumber > 0 then
overview[iface]["tracking"] = #trackingNumber
overview[iface]["reliability"] = false
local reliabilityNumber = tonumber(uci:get("mwan3", iface, "reliability") or "1")
if reliabilityNumber and reliabilityNumber <= #trackingNumber then
overview[iface]["reliability"] = true
end
end
end
)
-- calculate iface_max usage from firewall mmx_mask
function bit(p)
return 2 ^ (p - 1)
end
function hasbit(x, p)
return x % (p + p) >= p
end
function setbit(x, p)
return hasbit(x, p) and x or x + p
end
local uci = require("uci").cursor(nil, "/var/state")
local mmx_mask = uci:get("mwan3", "globals", "mmx_mask") or "0x3F00"
local number = tonumber(mmx_mask, 16)
local bits = 0
local iface_max = 0
for i=1,16 do
if hasbit(number, bit(i)) then
bits = bits + 1
iface_max = setbit( iface_max, bit(bits))
end
end
-- subtract blackhole, unreachable and default table from iface_max
iface_max = iface_max - 3
return overview, count, iface_max
end
m = Map("mwan3", translate("MWAN - Interfaces"),
interfaceWarnings(configCheck()))
mwan_interface = m:section(TypedSection, "interface", nil,
translate("MWAN supports up to 252 physical and/or logical interfaces<br />" ..
"MWAN requires that all interfaces have a unique metric configured in /etc/config/network<br />" ..
"Names must match the interface name found in /etc/config/network<br />" ..
"Names may contain characters A-Z, a-z, 0-9, _ and no spaces<br />" ..
"Interfaces may not share the same name as configured members, policies or rules"))
mwan_interface.addremove = true
mwan_interface.dynamic = false
mwan_interface.sectionhead = translate("Interface")
mwan_interface.sortable = false
mwan_interface.template = "cbi/tblsection"
mwan_interface.extedit = dsp.build_url("admin", "network", "mwan", "interface", "%s")
function mwan_interface.create(self, section)
TypedSection.create(self, section)
m.uci:save("mwan3")
luci.http.redirect(dsp.build_url("admin", "network", "mwan", "interface", section))
end
enabled = mwan_interface:option(DummyValue, "enabled", translate("Enabled"))
enabled.rawhtml = true
function enabled.cfgvalue(self, s)
if self.map:get(s, "enabled") == "1" then
return translate("Yes")
else
return translate("No")
end
end
track_method = mwan_interface:option(DummyValue, "track_method", translate("Tracking method"))
track_method.rawhtml = true
function track_method.cfgvalue(self, s)
local tracked = self.map:get(s, "track_ip")
if tracked then
return self.map:get(s, "track_method") or "ping"
else
return "—"
end
end
reliability = mwan_interface:option(DummyValue, "reliability", translate("Tracking reliability"))
reliability.rawhtml = true
function reliability.cfgvalue(self, s)
local tracked = self.map:get(s, "track_ip")
if tracked then
return self.map:get(s, "reliability") or "1"
else
return "—"
end
end
interval = mwan_interface:option(DummyValue, "interval", translate("Ping interval"))
interval.rawhtml = true
function interval.cfgvalue(self, s)
local tracked = self.map:get(s, "track_ip")
if tracked then
local intervalValue = self.map:get(s, "interval")
if intervalValue then
return intervalValue .. "s"
else
return "5s"
end
else
return "—"
end
end
down = mwan_interface:option(DummyValue, "down", translate("Interface down"))
down.rawhtml = true
function down.cfgvalue(self, s)
local tracked = self.map:get(s, "track_ip")
if tracked then
return self.map:get(s, "down") or "3"
else
return "—"
end
end
up = mwan_interface:option(DummyValue, "up", translate("Interface up"))
up.rawhtml = true
function up.cfgvalue(self, s)
local tracked = self.map:get(s, "track_ip")
if tracked then
return self.map:get(s, "up") or "3"
else
return "—"
end
end
metric = mwan_interface:option(DummyValue, "metric", translate("Metric"))
metric.rawhtml = true
function metric.cfgvalue(self, s)
local uci = uci.cursor(nil, "/var/state")
local metric = uci:get("network", s, "metric")
if metric then
return metric
else
return "—"
end
end
return m
|
