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openmptcprouter-feeds/luci-app-mptcp/luasrc/view/mptcp/multipath.htm
Ycarus (Yannick Chabanois) 218fb8a6e5 Various small fixes
2022-09-12 19:55:17 +02:00

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<%
-- Copyright 2010 Jo-Philipp Wich (jow@openwrt.org)
-- Copyright 2015 OVH (OverTheBox@ovh.net)
-- Simon Lelievre (simon.lelievre@corp.ovh.com)
-- Sebastien Duponcheel (sebastien.duponcheel@ovh.net)
-- Copyright 2018-2020 Ycarus - Yannick Chabanois (ycarus@zugaina.org) for OpenMPTCProuter
--
-- Part of this file come from OverTheBox for OpenWrt.
--
-- OverTheBox is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, either version 3 of the License, or
-- (at your option) any later version.
--
-- OverTheBox is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with OverTheBox. If not, see (http://www.gnu.org/licenses/)
-%>
<%-
local ntm = require "luci.model.network".init()
local uci = require "luci.model.uci".cursor()
function get_device(interface)
local dump = require("luci.util").ubus("network.interface.%s" % interface, "status", {})
if dump and dump['l3_device'] ~= "" then
return dump['l3_device']
else
return interface
end
end
local dev
local devices = { "all" }
for _, dev in ipairs(ntm:get_networks()) do
--if dev ~= "lo" and not ntm:ignore_interface(dev) then
local multipath = uci:get("network", dev:name(), "multipath")
if multipath == "on" or multipath == "master" or multipath == "backup" or multipath == "handover" then
devices[#devices+1] = dev:name()
end
--end
end
local curifname = luci.http.formvalue("dev") or "all"
local bandwidthtotalurl = "admin/network/mptcp/multipath_bandwidth"
local bandwidthintfurl = "admin/network/mptcp/interface_bandwidth"
-%>
<%+header%>
<script type="text/javascript" src="<%=resource%>/cbi.js?v=git-20.122.32821-5b14298"></script>
<script type="text/javascript" src="<%=resource%>/seedrandom.js?v=git-20.122.32821-5b14298"></script>
<script type="text/javascript">//<![CDATA[
function stringToColour(str) {
if(str == "total")
return "OrangeRed";
if(str.substring(0, 4) == "wan")
return "FireBrick";
if(str.substring(0, 4) == "wan1")
return "DeepSkyBlue";
if(str.substring(0, 4) == "wan2")
return "SeaGreen";
if(str.substring(0, 4) == "wan3")
return "PaleGreen";
if(str.substring(0, 4) == "wan4")
return "PowderBlue";
if(str.substring(0, 4) == "wan5")
return "Salmon";
if(str.substring(0, 4) == "wan6")
return "LightGreen";
if(str.substring(0, 4) == "wan7")
return "PaleTurquoise";
// Generate a color folowing the name
Math.seedrandom(str);
var rand = Math.random() * Math.pow(255,3);
Math.seedrandom(); // don't leave a non-random seed in the generator
for (var i = 0, colour = "#"; i < 3; colour += ("00" + ((rand >> i++ * 8) & 0xFF).toString(16)).slice(-2));
return colour;
}
function bandwidth_label(bytes, br)
{
if (bytes < 0) bytes = 0;
var uby = '<%:kB/s%>';
var kby = (bytes / 1024);
if (kby >= 1024)
{
uby = '<%:MB/s%>';
kby = kby / 1024;
}
var ubi = '<%:kbit/s%>';
var kbi = (bytes * 8 / 1024);
if (kbi >= 1024)
{
ubi = '<%:Mbit/s%>';
kbi = kbi / 1024;
}
return String.format("%f %s%s(%f %s)",
kbi.toFixed(2), ubi,
br ? '<br />' : ' ',
kby.toFixed(2), uby
);
}
/* Smoother */
function simple_moving_averager(name, period) {
var nums = {}
nums[name] = [];
return function(num) {
nums[name].push(num);
if (nums[name].length > period)
nums[name].splice(0,1); // remove the first element of the array
var sum = 0;
for (var i in nums[name])
sum += nums[name][i];
var n = period;
if (nums[name].length < period)
n = nums[name].length;
return(sum/n);
}
}
<% if curifname == "all" then %>
var all = true;
var bwxhr = new XHR();
var Gdn;
var Gup;
var TIME = 0;
var RXB = 1;
var RXP = 2;
var TXB = 3;
var TXP = 4;
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 label_25;
var label_50;
var label_75;
var label_scale;
var def;
var dntopline;
var uptopline;
var dnPolygons = {};
var dndata = {};
var upPolygons = {};
var updata = {};
/* wait for SVG */
window.setTimeout(
function() {
var dnsvg = document.getElementById('dnsvg');
var upsvg = document.getElementById('upsvg');
try {
Gdn = dnsvg.getSVGDocument ? dnsvg.getSVGDocument() : dnsvg.contentDocument;
Gup = upsvg.getSVGDocument ? upsvg.getSVGDocument() : upsvg.contentDocument;
}
catch(e) {
Gdn = document.embeds['dnsvg'].getSVGDocument();
Gup = document.embeds['upsvg'].getSVGDocument();
}
if (!Gdn || !Gup)
{
window.setTimeout(arguments.callee, 1000);
}
else
{
/* find sizes */
width = dnsvg.offsetWidth - 2;
height = dnsvg.offsetHeight - 2;
data_wanted = Math.ceil(width / step);
/* find svg elements */
labeldn_25 = Gdn.getElementById('label_25');
labeldn_50 = Gdn.getElementById('label_50');
labeldn_75 = Gdn.getElementById('label_75');
labelup_25 = Gup.getElementById('label_25');
labelup_50 = Gup.getElementById('label_50');
labelup_75 = Gup.getElementById('label_75');
labeldn_scale = document.getElementById('dnscale');
labelup_scale = document.getElementById('upscale');
/* plot horizontal time interval lines */
for (var i = width % (step * 60); i < width; i += step * 60)
{
var linedn = Gdn.createElementNS('http://www.w3.org/2000/svg', 'line');
linedn.setAttribute('x1', i);
linedn.setAttribute('y1', 0);
linedn.setAttribute('x2', i);
linedn.setAttribute('y2', '100%');
linedn.setAttribute('style', 'stroke:black;stroke-width:0.3');
var textdn = Gdn.createElementNS('http://www.w3.org/2000/svg', 'text');
textdn.setAttribute('x', i + 5);
textdn.setAttribute('y', 15);
textdn.setAttribute('style', 'fill:#999999; font-size:9pt');
textdn.appendChild(Gdn.createTextNode(Math.round((width - i) / step / 60) + 'm'));
labeldn_25.parentNode.appendChild(linedn);
labeldn_25.parentNode.appendChild(textdn);
var lineup = Gup.createElementNS('http://www.w3.org/2000/svg', 'line');
lineup.setAttribute('x1', i);
lineup.setAttribute('y1', 0);
lineup.setAttribute('x2', i);
lineup.setAttribute('y2', '100%');
lineup.setAttribute('style', 'stroke:black;stroke-width:0.1');
var textup = Gup.createElementNS('http://www.w3.org/2000/svg', 'text');
textup.setAttribute('x', i + 5);
textup.setAttribute('y', 15);
textup.setAttribute('style', 'fill:#999999; font-size:9pt');
textup.appendChild(Gup.createTextNode(Math.round((width - i) / step / 60) + 'm'));
labelup_25.parentNode.appendChild(lineup);
labelup_25.parentNode.appendChild(textup);
}
labeldn_scale.innerHTML = String.format('<%:(%d minutes window, %d seconds interval)%>', 4, data_wanted / 60);
labelup_scale.innerHTML = String.format('<%:(%d minutes window, %d seconds interval)%>', 4, data_wanted / 60);
/* render datasets, start update interval */
XHR.poll(3, '<%=build_url(bandwidthtotalurl, all)%>', null,
function(x, dataarray)
{
var data_max_dnl = 0;
var data_max_upl = 0;
var data_scale_dnl = 0;
var data_scale_upl = 0;
var data_rx_avg = 0;
var data_tx_avg = 0;
var data_rx_peak = 0;
var data_tx_peak = 0;
var data = {};
var pre_itf = "";
for(var itf in dataarray)
{
// convert json string to json object
data[itf] = JSON.parse(dataarray[itf]);
// Create lines for each interfaces
var color = stringToColour(itf);
if(typeof dnPolygons[itf] != "object")
{
// Create a new polygon to draw the bandwith
var dnline = Gdn.createElementNS('http://www.w3.org/2000/svg', 'polyline');
dnline.setAttributeNS(null, 'id', 'rx_' + itf);
if (itf != "total")
{
dnline.setAttributeNS(null, 'style', 'fill:' + color + ';fill-opacity:0.4;stroke:black;stroke-width:0.1');
}
else
{
//dnline.setAttributeNS(null, 'style', 'fill: none;stroke:OrangeRed;stroke-width:1');
dnline.setAttributeNS(null, 'style', 'fill: none;stroke:none');
}
Gdn.getElementById('rx').parentNode.appendChild(dnline);
dnPolygons[itf] = Gdn.getElementById('rx_' + itf);
/* prefill datasets */
dndata[itf] = [ ];
for (var i = 0; i < data_wanted; i++)
{
dndata[itf][i] = 0;
}
// Create legend for this connextion
var table = document.getElementById('download_stats');
if (pre_itf == "total")
{
var tr = table.insertRow(0);
}
else
{
var tr = table.insertRow();
}
tr.setAttribute('id', itf + '_download');
// Create cells of the table
var itflabel = tr.insertCell(0);
// Create itf legend
var strong = document.createElement('strong')
strong.appendChild(document.createTextNode(itf));
strong.setAttribute('style', 'border-bottom:2px solid ' + color);
itflabel.appendChild(strong);
// Create label for stats
tr.insertCell(1).appendChild(document.createTextNode('<%:Current:%>'));
var itfcur = tr.insertCell(2);
itfcur.setAttribute('id', itf + '_download_cur');
itfcur.appendChild(document.createTextNode('<%:Current:%> 0 <%:kbit/s%> (0 <%:kB/s%>)'));
tr.insertCell(3).appendChild(document.createTextNode('<%:Average:%>'));
var itfavg = tr.insertCell(4);
itfavg.setAttribute('id', itf + '_download_avg');
itfavg.appendChild(document.createTextNode('<%:Average:%> 0 <%:kbit/s%> (0 <%:kB/s%>)'));
tr.insertCell(5).appendChild(document.createTextNode('<%:Peak:%>'));
var itfpeak = tr.insertCell(6);
itfpeak.setAttribute('id', itf + '_download_peak');
itfpeak.appendChild(document.createTextNode('<%:Peak:%> 0 <%:kbit/s%> (0 <%:kB/s%>)'));
}
if(typeof upPolygons[itf] != "object")
{
var upline = Gup.createElementNS('http://www.w3.org/2000/svg', 'polyline');
upline.setAttributeNS(null, 'id', 'tx_' + itf);
if (itf != "total")
{
upline.setAttributeNS(null, 'style', 'fill:' + color + ';fill-opacity:0.4;stroke:black;stroke-width:0.1');
}
else
{
//upline.setAttributeNS(null, 'style', 'fill:none;stroke:OrangeRed;stroke-width:1');
upline.setAttributeNS(null, 'style', 'fill:none;stroke:none');
}
Gup.getElementById('tx').parentNode.appendChild(upline);
upPolygons[itf] = Gup.getElementById('tx_' + itf);
/* prefill datasets */
updata[itf] = [ ];
for (var i = 0; i < data_wanted; i++)
{
updata[itf][i] = 0;
}
// Create legend for this connextion
var table = document.getElementById('upload_stats');
if (pre_itf == "total")
{
var tr = table.insertRow(0);
}
else
{
var tr = table.insertRow();
}
tr.setAttribute('id', itf + '_upload');
// Create cells of the table
var itflabel = tr.insertCell(0);
// Create itf legend
var strong = document.createElement('strong')
strong.appendChild(document.createTextNode(itf));
strong.setAttribute('style', 'border-bottom:2px solid ' + color);
itflabel.appendChild(strong);
// Create label for stats
tr.insertCell(1).appendChild(document.createTextNode('<%:Current:%>'));
var itfcur = tr.insertCell(2);
itfcur.setAttribute('id', itf + '_upload_cur');
itfcur.appendChild(document.createTextNode('0 <%:kbit/s%> (0 <%:kB/s%>)'));
tr.insertCell(3).appendChild(document.createTextNode('<%:Average:%>'));
var itfavg = tr.insertCell(4);
itfavg.setAttribute('id', itf + '_upload_avg');
itfavg.appendChild(document.createTextNode('0 <%:kbit/s%> (0 <%:kB/s%>)'));
tr.insertCell(5).appendChild(document.createTextNode('<%:Peak:%>'));
var itfpeak = tr.insertCell(6);
itfpeak.setAttribute('id', itf + '_upload_peak');
itfpeak.appendChild(document.createTextNode('0 <%:kbit/s%> (0 <%:kB/s%>)'));
}
if (pre_itf != "total") pre_itf = itf;
}
var dnsma = {};
var upsma = {};
for (var itf in data)
{
if(!dnsma[itf])
{
dnsma[itf] = simple_moving_averager('down_'+itf, 15);
}
if(!upsma[itf])
{
upsma[itf] = simple_moving_averager('up_'+itf, 15);
}
for (var i = data_stamp ? 0 : 1; i < data[itf].length; i++)
{
/* skip overlapping entries */
if (data[itf][i][TIME] <= data_stamp)
continue;
/* normalize difference against time interval */
if (i > 0)
{
var time_delta = data[itf][i][TIME] - data[itf][i-1][TIME];
if (time_delta)
{
dndata[itf].push(dnsma[itf]((data[itf][i][RXB] - data[itf][i-1][RXB]) / time_delta));
updata[itf].push(upsma[itf]((data[itf][i][TXB] - data[itf][i-1][TXB]) / time_delta));
}
}
}
/* cut off outdated entries */
dndata[itf] = dndata[itf].slice(dndata[itf].length - data_wanted, dndata[itf].length);
updata[itf] = updata[itf].slice(updata[itf].length - data_wanted, updata[itf].length);
}
/* remember current timestamp, calculate horizontal scale */
for (var itf in data)
{
for (var i = 0; i < data[itf].length; i++)
data_stamp = Math.max(data_stamp, data[itf][data[itf].length-1][TIME]);
}
var el = Gdn.getElementById('rx').parentNode;
// intialize upline and downline datas for download and upload
var uplineDnl = { };
var downlineDnl = { };
var uplineUpl = { };
var downlineUpl = { };
// fetch upline and downline datas
var toadditf = [ ];
for (var itf in data)
{
//if (itf == "total") continue;
uplineDnl[itf] = [ ];
downlineDnl[itf]= [ ];
uplineUpl[itf] = [ ];
downlineUpl[itf]= [ ];
// build point sets
var data_tx_avg;
var data_rx_avg;
var data_rx_peak = 0;
var data_tx_peak = 0;
for (var i = 0; i < dndata[itf].length; i++)
{
var rx_bot=0;
var tx_bot=0;
if (itf != "total")
{
for(var j=0; j < toadditf.length; j++)
{
if (toadditf[j] == "total") continue;
rx_bot += dndata[toadditf[j]][i];
tx_bot += updata[toadditf[j]][i];
}
}
// set upline of the interface
uplineDnl[itf][i] = dndata[itf][i] + rx_bot;
data_rx_peak = Math.max(data_rx_peak, dndata[itf][i]);
data_max_dnl = Math.max(data_max_dnl, uplineDnl[itf][i]);
uplineUpl[itf][i] = updata[itf][i] + tx_bot;
data_tx_peak = Math.max(data_tx_peak, updata[itf][i]);
data_max_upl = Math.max(data_max_upl, uplineUpl[itf][i]);
if (i > 0)
{
data_rx_avg = (data_rx_avg + dndata[itf][i]) / 2;
data_tx_avg = (data_tx_avg + updata[itf][i]) / 2;
}
else
{
data_rx_avg = dndata[itf][i];
data_tx_avg = updata[itf][i];
}
if(toadditf.length)
{
if (toadditf[toadditf.length-1] != "total")
{
downlineDnl[itf][i] = uplineDnl[toadditf[toadditf.length-1]][i];
downlineUpl[itf][i] = uplineUpl[toadditf[toadditf.length-1]][i];
}
}
}
toadditf.push(itf);
// Update stats labels
if(document.getElementById(itf + '_download_cur'))
{
var label = document.getElementById(itf + '_download_cur');
label.innerHTML = bandwidth_label(dndata[itf][dndata[itf].length-1], true);
}
if(document.getElementById(itf + '_upload_cur'))
{
var label = document.getElementById(itf + '_upload_cur');
label.innerHTML = bandwidth_label(updata[itf][updata[itf].length-1], true);
}
if(label = document.getElementById(itf + '_download_avg'))
{
label.innerHTML = bandwidth_label(data_rx_avg, true);
}
if(label = document.getElementById(itf + '_upload_avg'))
{
label.innerHTML = bandwidth_label(data_tx_avg, true);
}
if(document.getElementById(itf + '_download_peak'))
{
var label = document.getElementById(itf + '_download_peak');
label.innerHTML = bandwidth_label(data_rx_peak, true);
}
if(document.getElementById(itf + '_upload_peak'))
{
var label = document.getElementById(itf + '_upload_peak');
label.innerHTML = bandwidth_label(data_tx_peak, true);
}
}
data_scale_upl = height / (data_max_upl * 1.1);
data_scale_dnl = height / (data_max_dnl * 1.1);
for (var itf in uplineDnl)
{
if (itf == "total") continue;
var y_rx = 0;
var y_tx = 0;
/* plot data */
var pt_rx = '0,' + height;
var pt_tx = '0,' + height;
// draw polygon
for (var i = 0; i < uplineDnl[itf].length; i++)
{
var x = i * step;
y_rx = height - Math.floor((uplineDnl[itf][i]) * data_scale_dnl);
y_tx = height - Math.floor((uplineUpl[itf][i]) * data_scale_upl);
pt_rx += ' ' + x + ',' + y_rx;
pt_tx += ' ' + x + ',' + y_tx;
}
// draw last tangant point in upline graph
pt_rx += ' ' + width + ',' + y_rx;
pt_rx += ' ' + width + ',' + height;
pt_tx += ' ' + width + ',' + y_tx;
pt_tx += ' ' + width + ',' + height;
for (var i = downlineDnl[itf].length - 1; i >= 0; i--)
{
var x = i * step;
y_rx = height - Math.floor((downlineDnl[itf][i] - 10) * data_scale_dnl);
y_tx = height - Math.floor((downlineUpl[itf][i] - 10) * data_scale_upl);
// recreate tangant point in bottom line graph
if(i == downlineDnl[itf].length - 1)
{
pt_rx += ' ' + width + ',' + height;
pt_rx += ' ' + width + ',' + y_rx;
pt_tx += ' ' + width + ',' + height;
pt_tx += ' ' + width + ',' + y_tx;
}
pt_rx += ' ' + x + ',' + y_rx;
pt_tx += ' ' + x + ',' + y_tx;
}
// go back to right bottom corner to correctly fill polyline
pt_tx += ' ' + 0 + ',' + height;
pt_tx += ' ' + width + ',' + height;
pt_rx += ' ' + 0 + ',' + height;
pt_rx += ' ' + width + ',' + height;
// Draw polygon
dnPolygons[itf].setAttribute('points', pt_rx);
upPolygons[itf].setAttribute('points', pt_tx);
labeldn_25.firstChild.data = bandwidth_label(1.1 * 0.25 * data_max_dnl);
labeldn_50.firstChild.data = bandwidth_label(1.1 * 0.50 * data_max_dnl);
labeldn_75.firstChild.data = bandwidth_label(1.1 * 0.75 * data_max_dnl);
labelup_25.firstChild.data = bandwidth_label(1.1 * 0.25 * data_max_upl);
labelup_50.firstChild.data = bandwidth_label(1.1 * 0.50 * data_max_upl);
labelup_75.firstChild.data = bandwidth_label(1.1 * 0.75 * data_max_upl);
}
/* now draw top line */
var keys = Object.keys(uplineDnl);
if (keys.length)
{
var itf = keys[keys.length - 1];
if (typeof dntopline != "object")
{
dntopline = Gdn.getElementById('rx');
dntopline.setAttributeNS(null, 'style', 'stroke:DimGray;stroke-width:0;stroke-linecap="round";fill:;fill-opacity:0;');
/* Move line on top */
var father = dntopline.parentNode;
father.removeChild(dntopline);
father.appendChild(dntopline);
}
if (typeof uptopline != "object")
{
uptopline = Gup.getElementById('tx');
uptopline.setAttributeNS(null, 'style', 'stroke:DimGray;stroke-width:0;stroke-linecap="round";fill:;fill-opacity:0;');
/* Move line on top */
var father = uptopline.parentNode;
father.removeChild(uptopline);
father.appendChild(uptopline);
}
var y_rx = 0;
var y_tx = 0;
/* plot data */
var pt_rx = '0,' + height;
var pt_tx = '0,' + height;
// draw polygon
for (var i = 0; i < uplineDnl[itf].length; i++)
{
var x = i * step;
y_rx = height - Math.floor((uplineDnl[itf][i]) * data_scale_dnl);
y_tx = height - Math.floor((uplineUpl[itf][i]) * data_scale_upl);
pt_rx += ' ' + x + ',' + y_rx;
pt_tx += ' ' + x + ',' + y_tx;
}
// draw last tangant point in upline graph
pt_rx += ' ' + width + ',' + y_rx;
pt_rx += ' ' + width + ',' + height;
pt_tx += ' ' + width + ',' + y_tx;
pt_tx += ' ' + width + ',' + height;
dntopline.setAttribute('points', pt_rx);
uptopline.setAttribute('points', pt_tx);
}
}
);
//XHR.run();
}
}, 1000
<% else %>
var bwxhr = new XHR();
var G;
var TIME = 0;
var RXB = 1;
var RXP = 2;
var TXB = 3;
var TXP = 4;
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_rx = [ ];
var data_tx = [ ];
var line_rx;
var line_tx;
var label_25;
var label_50;
var label_75;
var label_rx_cur;
var label_rx_avg;
var label_rx_peak;
var label_tx_cur;
var label_tx_avg;
var label_tx_peak;
var label_scale;
function bandwidth_label(bytes, br)
{
var uby = '<%:kB/s%>';
var kby = (bytes / 1024);
if (kby >= 1024)
{
uby = '<%:MB/s%>';
kby = kby / 1024;
}
var ubi = '<%:kbit/s%>';
var kbi = (bytes * 8 / 1024);
if (kbi >= 1024)
{
ubi = '<%:Mbit/s%>';
kbi = kbi / 1024;
}
return String.format("%f %s%s(%f %s)",
kbi.toFixed(2), ubi,
br ? '<br />' : ' ',
kby.toFixed(2), uby
);
}
/* 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_rx[i] = 0;
data_tx[i] = 0;
}
/* find svg elements */
line_rx = G.getElementById('rx');
line_tx = G.getElementById('tx');
label_25 = G.getElementById('label_25');
label_50 = G.getElementById('label_50');
label_75 = G.getElementById('label_75');
label_rx_cur = document.getElementById('rx_bw_cur');
label_rx_avg = document.getElementById('rx_bw_avg');
label_rx_peak = document.getElementById('rx_bw_peak');
label_tx_cur = document.getElementById('tx_bw_cur');
label_tx_avg = document.getElementById('tx_bw_avg');
label_tx_peak = document.getElementById('tx_bw_peak');
label_scale = document.getElementById('scale');
/* 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(bandwidthintfurl, curifname)%>', null,
function(x, data)
{
var data_max = 0;
var data_scale = 0;
var data_rx_avg = 0;
var data_tx_avg = 0;
var data_rx_peak = 0;
var data_tx_peak = 0;
for (var i = data_stamp ? 0 : 1; i < data.length; i++)
{
/* skip overlapping entries */
if (data[i][TIME] <= data_stamp)
continue;
/* normalize difference against time interval */
if (i > 0)
{
var time_delta = data[i][TIME] - data[i-1][TIME];
if (time_delta)
{
data_rx.push((data[i][RXB] - data[i-1][RXB]) / time_delta);
data_tx.push((data[i][TXB] - data[i-1][TXB]) / time_delta);
}
}
}
/* cut off outdated entries */
data_rx = data_rx.slice(data_rx.length - data_wanted, data_rx.length);
data_tx = data_tx.slice(data_tx.length - data_wanted, data_tx.length);
/* find peak */
for (var i = 0; i < data_rx.length; i++)
{
data_max = Math.max(data_max, data_rx[i]);
data_max = Math.max(data_max, data_tx[i]);
data_rx_peak = Math.max(data_rx_peak, data_rx[i]);
data_tx_peak = Math.max(data_tx_peak, data_tx[i]);
data_rx_avg += data_rx[i];
data_tx_avg += data_tx[i];
}
data_rx_avg = (data_rx_avg / Math.max(data_rx.length, 1));
data_tx_avg = (data_tx_avg / Math.max(data_tx.length, 1));
var size = Math.floor(Math.log2(data_max)),
div = Math.pow(2, size - (size % 10)),
mult = data_max / div,
mult = (mult < 5) ? 2 : ((mult < 50) ? 10 : ((mult < 500) ? 100 : 1000));
data_max = data_max + (mult * div) - (data_max % (mult * div));
/* remember current timestamp, calculate horizontal scale */
data_stamp = data[data.length-1][TIME];
data_scale = height / data_max;
/* plot data */
var pt_rx = '0,' + height;
var pt_tx = '0,' + height;
var y_rx = 0;
var y_tx = 0;
for (var i = 0; i < data_rx.length; i++)
{
var x = i * step;
y_rx = height - Math.floor(data_rx[i] * data_scale);
y_tx = height - Math.floor(data_tx[i] * data_scale);
pt_rx += ' ' + x + ',' + y_rx;
pt_tx += ' ' + x + ',' + y_tx;
}
pt_rx += ' ' + width + ',' + y_rx + ' ' + width + ',' + height;
pt_tx += ' ' + width + ',' + y_tx + ' ' + width + ',' + height;
line_rx.setAttribute('points', pt_rx);
line_tx.setAttribute('points', pt_tx);
label_25.firstChild.data = bandwidth_label(0.25 * data_max);
label_50.firstChild.data = bandwidth_label(0.50 * data_max);
label_75.firstChild.data = bandwidth_label(0.75 * data_max);
label_rx_cur.innerHTML = bandwidth_label(data_rx[data_rx.length-1], true);
label_tx_cur.innerHTML = bandwidth_label(data_tx[data_tx.length-1], true);
label_rx_avg.innerHTML = bandwidth_label(data_rx_avg, true);
label_tx_avg.innerHTML = bandwidth_label(data_tx_avg, true);
label_rx_peak.innerHTML = bandwidth_label(data_rx_peak, true);
label_tx_peak.innerHTML = bandwidth_label(data_tx_peak, true);
}
);
XHR.run();
}
}, 2000
<% end %>
);
// Set 1h reload page timer because of suspected SVG graph memmory leak
window.setTimeout(function()
{
if (activating == false)
location.reload(true)
}, 3600000)
//]]></script>
<h2><a id="content" name="content"><%:Realtime Traffic%></a></h2>
<ul class="cbi-tabmenu">
<% for _, dev in ipairs(devices) do
local ifname = get_device(dev)
local label = uci:get("network",dev,"label")
if label ~= nil then
%>
<li class="cbi-tab<%= ifname == curifname and "" or "-disabled" %>"><a href="?dev=<%=pcdata(get_device(dev))%>"><%=label%></a></li>
<% else %>
<li class="cbi-tab<%= ifname == curifname and "" or "-disabled" %>"><a href="?dev=<%=pcdata(get_device(dev))%>"><%=pcdata(dev)%></a></li>
<% end %>
<% end %>
</ul>
<% if curifname == "all" then %>
<strong><%:Download:%></strong>
<embed id="dnsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/svg/bandwidth.svg" />
<div style="text-align:right"><small id="dnscale">-</small></div>
<table style="width:100%; table-layout:fixed" cellspacing="5" id="download_stats">
</table>
<strong><%:Upload:%></strong>
<embed id="upsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/svg/bandwidth.svg" />
<div style="text-align:right"><small id="upscale">-</small></div>
<table style="width:100%; table-layout:fixed" cellspacing="5" id="upload_stats">
</table>
<br />
<% else %>
<embed id="bwsvg" style="width:100%; height:300px; border:1px solid #000000; background-color:#FFFFFF" src="<%=resource%>/svg/bandwidth.svg" />
<div style="text-align:right"><small id="scale">-</small></div>
<br />
<table style="width:100%; table-layout:fixed" cellspacing="5">
<tr>
<td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid blue"><%:Inbound:%></strong></td>
<td id="rx_bw_cur">0 <%:kbit/s%><br />(0 <%:kB/s%>)</td>
<td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
<td id="rx_bw_avg">0 <%:kbit/s%><br />(0 <%:kB/s%>)</td>
<td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
<td id="rx_bw_peak">0 <%:kbit/s%><br />(0 <%:kB/s%>)</td>
</tr>
<tr>
<td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid green"><%:Outbound:%></strong></td>
<td id="tx_bw_cur">0 <%:kbit/s%><br />(0 <%:kB/s%>)</td>
<td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
<td id="tx_bw_avg">0 <%:kbit/s%><br />(0 <%:kB/s%>)</td>
<td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
<td id="tx_bw_peak">0 <%:kbit/s%><br />(0 <%:kB/s%>)</td>
</tr>
</table>
<% end %>
<%+footer%>
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