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<%#
Copyright 2008-2009 Steven Barth <steven@midlink.org>
Copyright 2008-2015 Jo-Philipp Wich <jow@openwrt.org>
Licensed to the public under the Apache License 2.0.
-%>
<%-
require "luci.sys.iptparser"
local wba = require "luci.tools.webadmin"
local fs = require "nixio.fs"
local io = require "io"
local has_ip6tables = fs.access("/usr/sbin/ip6tables")
local mode = 4
if has_ip6tables then
mode = luci.dispatcher.context.requestpath
mode = tonumber(mode[#mode] ~= "iptables" and mode[#mode]) or 4
end
local ipt = luci.sys.iptparser.IptParser(mode)
local rowcnt = 1
function rowstyle()
rowcnt = rowcnt + 1
return (rowcnt % 2) + 1
end
function link_target(t,c)
if ipt:is_custom_target(c) then
return '<a href="#rule_%s_%s">%s</a>' %{ t:lower(), c, c }
end
return c
end
function link_iface(i)
local net = wba.iface_get_network(i)
if net and i ~= "lo" then
return '<a href="%s">%s</a>' %{
url("admin/network/network", net), i
}
end
return i
end
local tables = { "Filter", "NAT", "Mangle", "Raw" }
if mode == 6 then
tables = { "Filter", "Mangle", "Raw" }
local ok, lines = pcall(io.lines, "/proc/net/ip6_tables_names")
if ok and lines then
local line
for line in lines do
if line == "nat" then
tables = { "Filter", "NAT", "Mangle", "Raw" }
end
end
end
end
-%>
<%+header%>
<style type="text/css">
span:target {
color: blue;
text-decoration: underline;
}
</style>
<h2 name="content"><%:Firewall Status%></h2>
<br />
<% if has_ip6tables then %>
<ul class="cbi-tabmenu">
<li class="cbi-tab<%= mode ~= 4 and "-disabled" %>"><a href="<%=url("admin/status/iptables/4")%>"><%:IPv4 Firewall%></a></li>
<li class="cbi-tab<%= mode ~= 6 and "-disabled" %>"><a href="<%=url("admin/status/iptables/6")%>"><%:IPv6 Firewall%></a></li>
</ul>
<% end %>
<div class="cbi-map" style="position: relative">
<form method="post" action="<%=url("admin/status/iptables_action")%>" style="position: absolute; right: 0">
<input type="hidden" name="token" value="<%=token%>" />
<input type="hidden" name="family" value="<%=mode%>" />
<input type="submit" class="cbi-button" name="zero" value="<%:Reset Counters%>" />
<input type="submit" class="cbi-button" name="restart" value="<%:Restart Firewall%>" />
</form>
<fieldset class="cbi-section">
<% for _, tbl in ipairs(tables) do chaincnt = 0 %>
<h3><%:Table%>: <%=tbl%></h3>
<table class="cbi-section-table" style="font-size:90%">
<% for _, chain in ipairs(ipt:chains(tbl)) do
rowcnt = 0
chaincnt = chaincnt + 1
chaininfo = ipt:chain(tbl, chain)
%>
<tr class="cbi-section-table-titles cbi-rowstyle-<%=rowstyle()%>">
<th class="cbi-section-table-cell" style="text-align:left" colspan="11">
<br /><span id="rule_<%=tbl:lower()%>_<%=chain%>">
<%:Chain%> <em><%=chain%></em>
(<%- if chaininfo.policy then -%>
<%:Policy%>: <em><%=chaininfo.policy%></em>, <%:Packets%>: <%=chaininfo.packets%>, <%:Traffic%>: <%=wba.byte_format(chaininfo.bytes)-%>
<%- else -%>
<%:References%>: <%=chaininfo.references-%>
<%- end -%>)</span>
</th>
</tr>
<tr class="cbi-section-table-descr">
<th class="cbi-section-table-cell"><%:Pkts.%></th>
<th class="cbi-section-table-cell"><%:Traffic%></th>
<th class="cbi-section-table-cell"><%:Target%></th>
<th class="cbi-section-table-cell"><%:Prot.%></th>
<th class="cbi-section-table-cell"><%:In%></th>
<th class="cbi-section-table-cell"><%:Out%></th>
<th class="cbi-section-table-cell"><%:Source%></th>
<th class="cbi-section-table-cell"><%:Destination%></th>
<th class="cbi-section-table-cell" style="width:30%"><%:Options%></th>
</tr>
<% for _, rule in ipairs(ipt:find({table=tbl, chain=chain})) do %>
<tr class="cbi-section-table-row cbi-rowstyle-<%=rowstyle()%>">
<td><%=rule.packets%></td>
<td style="white-space: nowrap"><%=wba.byte_format(rule.bytes)%></td>
<td><%=rule.target and link_target(tbl, rule.target) or "-"%></td>
<td><%=rule.protocol%></td>
<td><%=link_iface(rule.inputif)%></td>
<td><%=link_iface(rule.outputif)%></td>
<td><%=rule.source%></td>
<td><%=rule.destination%></td>
<td style="width:30%"><small><%=#rule.options > 0 and luci.util.pcdata(table.concat(rule.options, " ")) or "-"%></small></td>
</tr>
<% end %>
<% if rowcnt == 1 then %>
<tr class="cbi-section-table-titles cbi-rowstyle-<%=rowstyle()%>">
<td colspan="9"><em><%:No rules in this chain%></em></td>
</tr>
<% end %>
<% end %>
<% if chaincnt == 0 then %>
<tr class="cbi-section-table-titles cbi-rowstyle-<%=rowstyle()%>">
<td colspan="9"><em><%:No chains in this table%></em></td>
</tr>
<% end %>
</table>
<br /><br />
<% end %>
</fieldset>
</div>
<%+footer%>
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