modules/admin-core, modules/admin-full: implement display support for dnsmasq dhcpv6 leases

4 files changed, 154 insertions, 17 deletions

diff --git a/modules/admin-core/luasrc/tools/status.lua b/modules/admin-core/luasrc/tools/status.lua
index 2eef3e0e1..cd543f71e 100644
--- a/modules/admin-core/luasrc/tools/status.lua
+++ b/modules/admin-core/luasrc/tools/status.lua
@@ -16,7 +16,7 @@ module("luci.tools.status", package.seeall)
 
 local uci = require "luci.model.uci".cursor()
 
-function dhcp_leases()
+local function dhcp_leases_common(family)
 	local rv = { }
 	local nfs = require "nixio.fs"
 	local leasefile = "/var/dhcp.leases"
@@ -36,14 +36,23 @@ function dhcp_leases()
 			if not ln then
 				break
 			else
-				local ts, mac, ip, name = ln:match("^(%d+) (%S+) (%S+) (%S+)")
-				if ts and mac and ip and name then
-					rv[#rv+1] = {
-						expires  = os.difftime(tonumber(ts) or 0, os.time()),
-						macaddr  = mac,
-						ipaddr   = ip,
-						hostname = (name ~= "*") and name
-					}
+				local ts, mac, ip, name, duid = ln:match("^(%d+) (%S+) (%S+) (%S+) (%S+)")
+				if ts and mac and ip and name and duid then
+					if family == 4 and not ip:match(":") then
+						rv[#rv+1] = {
+							expires  = os.difftime(tonumber(ts) or 0, os.time()),
+							macaddr  = mac,
+							ipaddr   = ip,
+							hostname = (name ~= "*") and name
+						}
+					elseif family == 6 and ip:match(":") then
+						rv[#rv+1] = {
+							expires  = os.difftime(tonumber(ts) or 0, os.time()),
+							ip6addr  = ip,
+							duid     = (duid ~= "*") and duid,
+							hostname = (name ~= "*") and name
+						}
+					end
 				end
 			end
 		end
@@ -53,6 +62,18 @@ function dhcp_leases()
 	return rv
 end
 
+function dhcp_leases()
+	return dhcp_leases_common(4)
+end
+
+function dhcp6_leases()
+	if luci.sys.call("dnsmasq --version 2>/dev/null | grep -q ' DHCPv6 '") == 0 then
+		return dhcp_leases_common(6)
+	else
+		return nil
+	end
+end
+
 function wifi_networks()
 	local rv = { }
 	local ntm = require "luci.model.network".init()
diff --git a/modules/admin-full/luasrc/controller/admin/network.lua b/modules/admin-full/luasrc/controller/admin/network.lua
index 85d7b18dd..00e1fe2ff 100644
--- a/modules/admin-full/luasrc/controller/admin/network.lua
+++ b/modules/admin-full/luasrc/controller/admin/network.lua
@@ -410,7 +410,11 @@ function lease_status()
 	local s = require "luci.tools.status"
 
 	luci.http.prepare_content("application/json")
+	luci.http.write('[')
 	luci.http.write_json(s.dhcp_leases())
+	luci.http.write(',')
+	luci.http.write_json(s.dhcp6_leases())
+	luci.http.write(']')
 end
 
 function diag_command(cmd)
diff --git a/modules/admin-full/luasrc/view/admin_network/lease_status.htm b/modules/admin-full/luasrc/view/admin_network/lease_status.htm
index bf5a5c267..0ba334ee9 100644
--- a/modules/admin-full/luasrc/view/admin_network/lease_status.htm
+++ b/modules/admin-full/luasrc/view/admin_network/lease_status.htm
@@ -3,31 +3,31 @@
 		function(x, st)
 		{
 			var tb = document.getElementById('lease_status_table');
-			if (st && tb)
+			if (st && st[0] && tb)
 			{
 				/* clear all rows */
 				while( tb.rows.length > 1 )
 					tb.deleteRow(1);
 
-				for( var i = 0; i < st.length; i++ )
+				for( var i = 0; i < st[0].length; i++ )
 				{
 					var timestr;
 
-					if (st[i].expires <= 0)
+					if (st[0][i].expires <= 0)
 					{
 						timestr = '<em><%:expired%></em>';
 					}
 					else
 					{
-						timestr = String.format('%t', st[i].expires);
+						timestr = String.format('%t', st[0][i].expires);
 					}
 
 					var tr = tb.insertRow(-1);
 						tr.className = 'cbi-section-table-row cbi-rowstyle-' + ((i % 2) + 1);
 
-					tr.insertCell(-1).innerHTML = st[i].hostname ? st[i].hostname : '?';
-					tr.insertCell(-1).innerHTML = st[i].ipaddr;
-					tr.insertCell(-1).innerHTML = st[i].macaddr;
+					tr.insertCell(-1).innerHTML = st[0][i].hostname ? st[0][i].hostname : '?';
+					tr.insertCell(-1).innerHTML = st[0][i].ipaddr;
+					tr.insertCell(-1).innerHTML = st[0][i].macaddr;
 					tr.insertCell(-1).innerHTML = timestr;
 				}
 
@@ -41,12 +41,54 @@
 						td.innerHTML = '<em><br /><%:There are no active leases.%></em>';
 				}
 			}
+
+			var tb6 = document.getElementById('lease6_status_table');
+			if (st && st[1] && tb6)
+			{
+				tb6.parentNode.style.display = 'block';
+
+				/* clear all rows */
+				while( tb6.rows.length > 1 )
+					tb6.deleteRow(1);
+
+				for( var i = 0; i < st[1].length; i++ )
+				{
+					var timestr;
+
+					if (st[1][i].expires <= 0)
+					{
+						timestr = '<em><%:expired%></em>';
+					}
+					else
+					{
+						timestr = String.format('%t', st[1][i].expires);
+					}
+
+					var tr = tb6.insertRow(-1);
+						tr.className = 'cbi-section-table-row cbi-rowstyle-' + ((i % 2) + 1);
+
+					tr.insertCell(-1).innerHTML = st[1][i].hostname ? st[1][i].hostname : '?';
+					tr.insertCell(-1).innerHTML = st[1][i].ip6addr;
+					tr.insertCell(-1).innerHTML = st[1][i].duid;
+					tr.insertCell(-1).innerHTML = timestr;
+				}
+
+				if( tb6.rows.length == 1 )
+				{
+					var tr = tb6.insertRow(-1);
+						tr.className = 'cbi-section-table-row';
+
+					var td = tr.insertCell(-1);
+						td.colSpan = 4;
+						td.innerHTML = '<em><br /><%:There are no active leases.%></em>';
+				}
+			}
 		}
 	);
 //]]></script>
 
 <fieldset class="cbi-section">
-	<legend><%:Active Leases%></legend>
+	<legend><%:Active DHCP Leases%></legend>
 	<table class="cbi-section-table" id="lease_status_table">
 		<tr class="cbi-section-table-titles">
 			<th class="cbi-section-table-cell"><%:Hostname%></th>
@@ -59,3 +101,18 @@
 		</tr>
 	</table>
 </fieldset>
+
+<fieldset class="cbi-section" style="display:none">
+	<legend><%:Active DHCPv6 Leases%></legend>
+	<table class="cbi-section-table" id="lease6_status_table">
+		<tr class="cbi-section-table-titles">
+			<th class="cbi-section-table-cell"><%:Hostname%></th>
+			<th class="cbi-section-table-cell"><%:IPv6-Address%></th>
+			<th class="cbi-section-table-cell"><%:DUID%></th>
+			<th class="cbi-section-table-cell"><%:Leasetime remaining%></th>
+		</tr>
+		<tr class="cbi-section-table-row">
+			<td colspan="4"><em><br /><%:Collecting data...%></em></td>
+		</tr>
+	</table>
+</fieldset>
diff --git a/modules/admin-full/luasrc/view/admin_status/index.htm b/modules/admin-full/luasrc/view/admin_status/index.htm
index 4f2a651a5..003ec3103 100644
--- a/modules/admin-full/luasrc/view/admin_status/index.htm
+++ b/modules/admin-full/luasrc/view/admin_status/index.htm
@@ -50,6 +50,7 @@ $Id$
 			connmax    = conn_max,
 			conncount  = conn_count,
 			leases     = luci.tools.status.dhcp_leases(),
+			leases6    = luci.tools.status.dhcp6_leases(),
 			wifinets   = luci.tools.status.wifi_networks()
 		}
 
@@ -248,6 +249,44 @@ $Id$
 						td.innerHTML = '<em><br /><%:There are no active leases.%></em>';
 				}
 			}
+
+			var ls6 = document.getElementById('lease6_status_table');
+			if (ls6 && info.leases6)
+			{
+				ls6.parentNode.style.display = 'block';
+
+				/* clear all rows */
+				while( ls6.rows.length > 1 )
+					ls6.rows[0].parentNode.deleteRow(1);
+
+				for( var i = 0; i < info.leases6.length; i++ )
+				{
+					var timestr;
+
+					if (info.leases6[i].expires <= 0)
+						timestr = '<em><%:expired%></em>';
+					else
+						timestr = String.format('%t', info.leases6[i].expires);
+
+					var tr = ls6.rows[0].parentNode.insertRow(-1);
+						tr.className = 'cbi-section-table-row cbi-rowstyle-' + ((i % 2) + 1);
+
+					tr.insertCell(-1).innerHTML = info.leases6[i].hostname ? info.leases6[i].hostname : '?';
+					tr.insertCell(-1).innerHTML = info.leases6[i].ip6addr;
+					tr.insertCell(-1).innerHTML = info.leases6[i].duid;
+					tr.insertCell(-1).innerHTML = timestr;
+				}
+
+				if( ls6.rows.length == 1 )
+				{
+					var tr = ls6.rows[0].parentNode.insertRow(-1);
+						tr.className = 'cbi-section-table-row';
+
+					var td = tr.insertCell(-1);
+						td.colSpan = 4;
+						td.innerHTML = '<em><br /><%:There are no active leases.%></em>';
+				}
+			}
 			<% end %>
 
 			<% if has_wifi then %>
@@ -532,6 +571,22 @@ $Id$
 		</tr>
 	</table>
 </fieldset>
+
+<fieldset class="cbi-section" style="display:none">
+	<legend><%:DHCPv6 Leases%></legend>
+
+	<table class="cbi-section-table" id="lease6_status_table">
+		<tr class="cbi-section-table-titles">
+			<th class="cbi-section-table-cell"><%:Hostname%></th>
+			<th class="cbi-section-table-cell"><%:IPv6-Address%></th>
+			<th class="cbi-section-table-cell"><%:DUID%></th>
+			<th class="cbi-section-table-cell"><%:Leasetime remaining%></th>
+		</tr>
+		<tr class="cbi-section-table-row">
+			<td colspan="4"><em><br /><%:Collecting data...%></em></td>
+		</tr>
+	</table>
+</fieldset>
 <% end %>
 
 <% if has_wifi then %>