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-- Copyright 2008 Steven Barth <steven@midlink.org>
-- Copyright 2008 Jo-Philipp Wich <jow@openwrt.org>
-- Licensed to the public under the Apache License 2.0.
local uci = require "luci.model.uci".cursor()
local sys = require "luci.sys"
local wa = require "luci.tools.webadmin"
local fs = require "nixio.fs"
m = Map("dhcp", "DHCP")
s = m:section(TypedSection, "dhcp", "DHCP-Server")
s.anonymous = true
s.addremove = false
s.dynamic = false
s:depends("interface", "lan")
enable = s:option(ListValue, "ignore", translate("enable"), "")
enable:value(0, translate("enable"))
enable:value(1, translate("disable"))
start = s:option(Value, "start", translate("First leased address"))
start.rmempty = true
start:depends("ignore", "0")
limit = s:option(Value, "limit", translate("Number of leased addresses"), "")
limit:depends("ignore", "0")
function limit.cfgvalue(self, section)
local value = Value.cfgvalue(self, section)
if value then
return tonumber(value) + 1
end
end
function limit.write(self, section, value)
value = tonumber(value) - 1
return Value.write(self, section, value)
end
limit.rmempty = true
time = s:option(Value, "leasetime")
time:depends("ignore", "0")
time.rmempty = true
local leasefn, leasefp, leases
uci:foreach("dhcp", "dnsmasq",
function(section)
leasefn = section.leasefile
end
)
local leasefp = leasefn and fs.access(leasefn) and io.lines(leasefn)
if leasefp then
leases = {}
for lease in leasefp do
table.insert(leases, luci.util.split(lease, " "))
end
end
if leases then
v = m:section(Table, leases, translate("Active Leases"))
name = v:option(DummyValue, 4, translate("Hostname"))
function name.cfgvalue(self, ...)
local value = DummyValue.cfgvalue(self, ...)
return (value == "*") and "?" or value
end
ip = v:option(DummyValue, 3, translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Address"))
mac = v:option(DummyValue, 2, translate("<abbr title=\"Media Access Control\">MAC</abbr>-Address"))
ltime = v:option(DummyValue, 1, translate("Lease time remaining"))
function ltime.cfgvalue(self, ...)
local value = DummyValue.cfgvalue(self, ...)
return wa.date_format(os.difftime(tonumber(value), os.time()))
end
end
s2 = m:section(TypedSection, "host", translate("Static Leases"))
s2.addremove = true
s2.anonymous = true
s2.template = "cbi/tblsection"
name = s2:option(Value, "name", translate("Hostname"))
mac = s2:option(Value, "mac", translate("<abbr title=\"Media Access Control\">MAC</abbr>-Address"))
ip = s2:option(Value, "ip", translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Address"))
sys.host_hints(function(m, v4, v6, name)
if m and v4 then
ip:value(v4)
mac:value(m, "%s (%s)" %{ m, name or v4 })
end
end)
return m
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