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|
<%#
Copyright 2010 Jo-Philipp Wich <jow@openwrt.org>
Licensed to the public under the Apache License 2.0.
-%>
<%+header%>
<script type="text/javascript" src="<%=resource%>/cbi.js"></script>
<script type="text/javascript">//<![CDATA[
var bwxhr = new XHR();
var G;
var TIME = 0;
var UDP = 1;
var TCP = 2;
var OTHER = 3;
var width = 760;
var height = 300;
var step = 5;
var data_wanted = Math.floor(width / step);
var data_fill = 0;
var data_stamp = 0;
var data_udp = [ ];
var data_tcp = [ ];
var data_otr = [ ];
var line_udp;
var line_tcp;
var label_25;
var label_50;
var label_75;
var label_udp_cur;
var label_udp_avg;
var label_udp_peak;
var label_tcp_cur;
var label_tcp_avg;
var label_tcp_peak;
var label_otr_cur;
var label_otr_avg;
var label_otr_peak;
var label_scale;
var conn_table;
var dns_cache = { };
/* wait for SVG */
window.setTimeout(
function() {
var svg = document.getElementById('bwsvg');
try {
G = svg.getSVGDocument
? svg.getSVGDocument() : svg.contentDocument;
}
catch(e) {
G = document.embeds['bwsvg'].getSVGDocument();
}
if (!G)
{
window.setTimeout(arguments.callee, 1000);
}
else
{
/* find sizes */
width = svg.offsetWidth - 2;
height = svg.offsetHeight - 2;
data_wanted = Math.ceil(width / step);
/* prefill datasets */
for (var i = 0; i < data_wanted; i++)
{
data_udp[i] = 0;
data_tcp[i] = 0;
data_otr[i] = 0;
}
/* find svg elements */
line_udp = G.getElementById('udp');
line_tcp = G.getElementById('tcp');
line_otr = G.getElementById('other');
label_25 = G.getElementById('label_25');
label_50 = G.getElementById('label_50');
label_75 = G.getElementById('label_75');
label_udp_cur = document.getElementById('lb_udp_cur');
label_udp_avg = document.getElementById('lb_udp_avg');
label_udp_peak = document.getElementById('lb_udp_peak');
label_tcp_cur = document.getElementById('lb_tcp_cur');
label_tcp_avg = document.getElementById('lb_tcp_avg');
label_tcp_peak = document.getElementById('lb_tcp_peak');
label_otr_cur = document.getElementById('lb_otr_cur');
label_otr_avg = document.getElementById('lb_otr_avg');
label_otr_peak = document.getElementById('lb_otr_peak');
label_scale = document.getElementById('scale');
conn_table = document.getElementById('connections');
/* plot horizontal time interval lines */
for (var i = width % (step * 60); i < width; i += step * 60)
{
var line = G.createElementNS('http://www.w3.org/2000/svg', 'line');
line.setAttribute('x1', i);
line.setAttribute('y1', 0);
line.setAttribute('x2', i);
line.setAttribute('y2', '100%');
line.setAttribute('style', 'stroke:black;stroke-width:0.1');
var text = G.createElementNS('http://www.w3.org/2000/svg', 'text');
text.setAttribute('x', i + 5);
text.setAttribute('y', 15);
text.setAttribute('style', 'fill:#999999; font-size:9pt');
text.appendChild(G.createTextNode(Math.round((width - i) / step / 60) + 'm'));
label_25.parentNode.appendChild(line);
label_25.parentNode.appendChild(text);
}
label_scale.innerHTML = String.format('<%:(%d minute window, %d second interval)%>', data_wanted / 60, 3);
/* render datasets, start update interval */
XHR.poll(3, '<%=build_url("admin/status/realtime/connections_status")%>', null,
function(x, json)
{
var conn = json.connections;
while (conn_table.firstElementChild !== conn_table.lastElementChild)
conn_table.removeChild(conn_table.lastElementChild);
var lookup_queue = [ ];
conn.sort(function(a, b) {
return b.bytes - a.bytes;
});
for (var i = 0; i < conn.length; i++)
{
var c = conn[i];
if ((c.src == '127.0.0.1' && c.dst == '127.0.0.1') ||
(c.src == '::1' && c.dst == '::1'))
continue;
if (!dns_cache[c.src])
lookup_queue.push(c.src);
if (!dns_cache[c.dst])
lookup_queue.push(c.dst);
var src = dns_cache[c.src] || (c.layer3 == 'ipv6' ? '[' + c.src + ']' : c.src);
var dst = dns_cache[c.dst] || (c.layer3 == 'ipv6' ? '[' + c.dst + ']' : c.dst);
conn_table.appendChild(E('<div class="tr cbi-section-table-row cbi-rowstyle-%d">'.format(1 + (i % 2)), [
E('<div class="td">', c.layer3.toUpperCase()),
E('<div class="td">', c.layer4.toUpperCase()),
E('<div class="td">', [ src, ':', c.sport ]),
E('<div class="td">', [ dst, ':', c.dport ]),
E('<div class="td" style="white-space:nowrap">', '%1024.2mB (%d <%:Pkts.%>)'.format(c.bytes, c.packets)),
]));
}
if (lookup_queue.length > 0)
XHR.get('<%=build_url("admin/status/nameinfo")%>/' + lookup_queue.slice(0, 100).join('/'), null,
function(x, json)
{
for (var addr in json)
dns_cache[addr] = json[addr];
}
);
var data = json.statistics;
var data_max = 0;
var data_scale = 0;
var data_udp_avg = 0;
var data_tcp_avg = 0;
var data_otr_avg = 0;
var data_udp_peak = 0;
var data_tcp_peak = 0;
var data_otr_peak = 0;
for (var i = data_stamp ? 0 : 1; i < data.length; i++)
{
/* skip overlapping entries */
if (data[i][TIME] <= data_stamp)
continue;
data_udp.push(data[i][UDP]);
data_tcp.push(data[i][TCP]);
data_otr.push(data[i][OTHER]);
}
/* cut off outdated entries */
data_udp = data_udp.slice(data_udp.length - data_wanted, data_udp.length);
data_tcp = data_tcp.slice(data_tcp.length - data_wanted, data_tcp.length);
data_otr = data_otr.slice(data_otr.length - data_wanted, data_otr.length);
/* find peak */
for (var i = 0; i < data_udp.length; i++)
{
data_max = Math.max(data_max, data_udp[i]);
data_max = Math.max(data_max, data_tcp[i]);
data_max = Math.max(data_max, data_otr[i]);
data_udp_peak = Math.max(data_udp_peak, data_udp[i]);
data_tcp_peak = Math.max(data_tcp_peak, data_tcp[i]);
data_otr_peak = Math.max(data_otr_peak, data_otr[i]);
if (i > 0)
{
data_udp_avg = (data_udp_avg + data_udp[i]) / 2;
data_tcp_avg = (data_tcp_avg + data_tcp[i]) / 2;
data_otr_avg = (data_otr_avg + data_otr[i]) / 2;
}
else
{
data_udp_avg = data_udp[i];
data_tcp_avg = data_tcp[i];
data_otr_avg = data_otr[i];
}
}
/* remember current timestamp, calculate horizontal scale */
data_stamp = data[data.length-1][TIME];
data_scale = height / (data_max * 1.1);
/* plot data */
var pt_udp = '0,' + height;
var pt_tcp = '0,' + height;
var pt_otr = '0,' + height;
var y_udp = 0;
var y_tcp = 0;
var y_otr = 0;
for (var i = 0; i < data_udp.length; i++)
{
var x = i * step;
y_udp = height - Math.floor(data_udp[i] * data_scale);
y_tcp = height - Math.floor(data_tcp[i] * data_scale);
y_otr = height - Math.floor(data_otr[i] * data_scale);
pt_udp += ' ' + x + ',' + y_udp;
pt_tcp += ' ' + x + ',' + y_tcp;
pt_otr += ' ' + x + ',' + y_otr;
}
pt_udp += ' ' + width + ',' + y_udp + ' ' + width + ',' + height;
pt_tcp += ' ' + width + ',' + y_tcp + ' ' + width + ',' + height;
pt_otr += ' ' + width + ',' + y_otr + ' ' + width + ',' + height;
var order = [
[ line_udp, data_udp[data_udp.length-1] ],
[ line_tcp, data_tcp[data_tcp.length-1] ],
[ line_otr, data_otr[data_otr.length-1] ]
];
order.sort(function(a, b) { return b[1] - a[1] });
for (var i = 0; i < order.length; i++)
order[i][0].parentNode.appendChild(order[i][0]);
line_udp.setAttribute('points', pt_udp);
line_tcp.setAttribute('points', pt_tcp);
line_otr.setAttribute('points', pt_otr);
label_25.firstChild.data = Math.floor(1.1 * 0.25 * data_max);
label_50.firstChild.data = Math.floor(1.1 * 0.50 * data_max);
label_75.firstChild.data = Math.floor(1.1 * 0.75 * data_max);
label_udp_cur.innerHTML = Math.floor(data_udp[data_udp.length-1]);
label_tcp_cur.innerHTML = Math.floor(data_tcp[data_tcp.length-1]);
label_otr_cur.innerHTML = Math.floor(data_otr[data_otr.length-1]);
label_udp_avg.innerHTML = Math.floor(data_udp_avg);
label_tcp_avg.innerHTML = Math.floor(data_tcp_avg);
label_otr_avg.innerHTML = Math.floor(data_otr_avg);
label_udp_peak.innerHTML = Math.floor(data_udp_peak);
label_tcp_peak.innerHTML = Math.floor(data_tcp_peak);
label_otr_peak.innerHTML = Math.floor(data_otr_peak);
}
);
XHR.run();
}
}, 1000
);
//]]></script>
<h2 name="content"><%:Realtime Connections%></h2>
<div class="cbi-map-descr"><%:This page gives an overview over currently active network connections.%></div>
<fieldset class="cbi-section" id="cbi-table-table">
<legend><%:Active Connections%></legend>
<embed id="bwsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/connections.svg" />
<div style="text-align:right"><small id="scale">-</small></div>
<br />
<div class="table" style="width:100%; table-layout:fixed" cellspacing="5">
<div class="tr">
<div class="td" style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid blue"><%:UDP:%></strong></div>
<div class="td" id="lb_udp_cur">0</div>
<div class="td" style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></div>
<div class="td" id="lb_udp_avg">0</div>
<div class="td" style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></div>
<div class="td" id="lb_udp_peak">0</div>
</div>
<div class="tr">
<div class="td" style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid green"><%:TCP:%></strong></div>
<div class="td" id="lb_tcp_cur">0</div>
<div class="td" style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></div>
<div class="td" id="lb_tcp_avg">0</div>
<div class="td" style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></div>
<div class="td" id="lb_tcp_peak">0</div>
</div>
<div class="tr">
<div class="td" style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid red"><%:Other:%></strong></div>
<div class="td" id="lb_otr_cur">0</div>
<div class="td" style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></div>
<div class="td" id="lb_otr_avg">0</div>
<div class="td" style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></div>
<div class="td" id="lb_otr_peak">0</div>
</div>
</div>
<br />
<div class="cbi-section-node">
<div class="table cbi-section-table" id="connections">
<div class="tr cbi-section-table-titles">
<div class="th cbi-section-table-cell"><%:Network%></div>
<div class="th cbi-section-table-cell"><%:Protocol%></div>
<div class="th cbi-section-table-cell"><%:Source%></div>
<div class="th cbi-section-table-cell"><%:Destination%></div>
<div class="th cbi-section-table-cell"><%:Transfer%></div>
</div>
<div class="tr"><div class="td" colspan="5"><em><%:Collecting data...%></em></div></div>
</div>
</div>
</fieldset>
<%+footer%>
|
