Merge pull request #2742 from Ansuel/odhcp-lease

luci-base: handle dhcp lease from odhcpd

modules/luci-base/luasrc/sys.lua

@@ -137,7 +137,7 @@ end
 net = {}
 
 local function _nethints(what, callback)
-	local _, k, e, mac, ip, name
+	local _, k, e, mac, ip, name, duid, iaid
 	local cur = uci.cursor()
 	local ifn = { }
 	local hosts = { }
@@ -190,6 +190,24 @@ local function _nethints(what, callback)
 		end
 	)
 	
+	cur:foreach("dhcp", "odhcpd",
+		function(s)
+			if type(s.leasefile) == "string" and fs.access(s.leasefile) then
+				for e in io.lines(s.leasefile) do
+					duid, iaid, name, _, ip = e:match("^# %S+ (%S+) (%S+) (%S+) (-?%d+) %S+ %S+ ([0-9a-f:.]+)/[0-9]+")
+					mac = net.duid_to_mac(duid)
+					if mac then
+						if ip and iaid == "ipv4" then
+							_add(what, mac, ip, nil, name ~= "*" and name)
+						elseif ip then
+							_add(what, mac, nil, ip, name ~= "*" and name)
+						end
+					end
+				end
+			end
+		end
+	)
+
 	cur:foreach("dhcp", "host",
 		function(s)
 			for mac in luci.util.imatch(s.mac) do
@@ -386,6 +404,26 @@ function net.devices()
 	return devs
 end
 
+function net.duid_to_mac(duid)
+	local b1, b2, b3, b4, b5, b6
+
+	if type(duid) == "string" then
+		-- DUID-LLT / Ethernet
+		if #duid == 28 then
+			b1, b2, b3, b4, b5, b6 = duid:match("^00010001(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)%x%x%x%x%x%x%x%x$")
+
+		-- DUID-LL / Ethernet
+		elseif #duid == 20 then
+			b1, b2, b3, b4, b5, b6 = duid:match("^00030001(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)$")
+
+		-- DUID-LL / Ethernet (Without Header)
+		elseif #duid == 12 then
+			b1, b2, b3, b4, b5, b6 = duid:match("^(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)$")
+		end
+	end
+
+	return b1 and luci.ip.checkmac(table.concat({ b1, b2, b3, b4, b5, b6 }, ":"))
+end
 
 process = {}
 

modules/luci-base/luasrc/tools/status.lua

@@ -6,21 +6,6 @@ module("luci.tools.status", package.seeall)
 local uci = require "luci.model.uci".cursor()
 local ipc = require "luci.ip"
 
-local function duid_to_mac(duid)
-	local b1, b2, b3, b4, b5, b6
-
-	-- DUID-LLT / Ethernet
-	if type(duid) == "string" and #duid == 28 then
-		b1, b2, b3, b4, b5, b6 = duid:match("^00010001(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)%x%x%x%x%x%x%x%x$")
-
-	-- DUID-LL / Ethernet
-	elseif type(duid) == "string" and #duid == 20 then
-		b1, b2, b3, b4, b5, b6 = duid:match("^00030001(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)$")
-	end
-
-	return b1 and ipc.checkmac(table.concat({ b1, b2, b3, b4, b5, b6 }, ":"))
-end
-
 local function dhcp_leases_common(family)
 	local rv = { }
 	local nfs = require "nixio.fs"
@@ -93,7 +78,7 @@ local function dhcp_leases_common(family)
 				elseif ip and iaid == "ipv4" and family == 4 then
 					rv[#rv+1] = {
 						expires  = (expire >= 0) and os.difftime(expire, os.time()),
-						macaddr  = ipc.checkmac(duid:gsub("^(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)(%x%x)$", "%1:%2:%3:%4:%5:%6")) or "00:00:00:00:00:00",
+						macaddr  = sys.net.duid_to_mac(duid) or "00:00:00:00:00:00",
 						ipaddr   = ip,
 						hostname = (name ~= "-") and name
 					}