xcat-core/xCAT-UI/js/monitor/gangliamon.js
2011-09-12 16:10:53 +00:00

828 lines
24 KiB
JavaScript

/**
* Global variables
*/
//save grid summary data, update every one minute
var gridData;
//save nodes path, used for getting detail from rrd file
var nodePath = new Object();
//save nodes current status,
//unknown-> -2, error->-1, warning->0 ,normal->1 which is used for sorting
var nodeStatus = new Object();
//update timer
var gangliaTimer;
/**
* Load Ganglia monitoring tool
*
* @return Nothing
*/
function loadGangliaMon() {
// Get Ganglia tab
$('#gangliamon').append(createInfoBar('Checking RPMs'));
//should get the groups first
if (!$.cookie('groups')) {
$.ajax( {
url : 'lib/cmd.php',
dataType : 'json',
data : {
cmd : 'extnoderange',
tgt : '/.*',
args : 'subgroups',
msg : ''
},
success : setGroupsCookies
});
}
// Check whether Ganglia RPMs are installed on the xCAT MN
$.ajax({
url : 'lib/systemcmd.php',
dataType : 'json',
data : {
cmd : 'rpm -q rrdtool ganglia-gmetad ganglia-gmond'
},
success : checkGangliaRPMs
});
return;
}
/**
* Check whether Ganglia RPMs are installed
*
* @param data
* Data returned from HTTP request
* @return Nothing
*/
function checkGangliaRPMs(data) {
var gangliaTab = $('#gangliamon');
gangliaTab.empty();
// Get the list of Ganglia RPMs installed
var status = data.rsp.split(/\n/);
var gangliaRPMs = [ "rrdtool", "ganglia-gmetad", "ganglia-gmond"];
var warningMsg = 'Before continuing, please install the following packages: ';
var missingRPMs = false;
for (var i in status) {
if (status[i].indexOf("not installed") > -1) {
warningMsg += gangliaRPMs[i] + ' ';
missingRPMs = true;
}
}
// Append Ganglia PDF
if (missingRPMs) {
warningMsg += ". Refer to <a href='http://xcat.svn.sourceforge.net/viewvc/xcat/xcat-core/trunk/xCAT-client/share/doc/xCAT2-Monitoring.pdf'>xCAT2-Monitoring.pdf</a> for more information.";
var warningBar = createWarnBar(warningMsg);
warningBar.css('margin-bottom', '10px');
warningBar.prependTo(gangliaTab);
} else {
gangliaTab.append(createInfoBar('Checking running status'));
// Check if ganglia is running on the xCAT MN
$.ajax( {
url : 'lib/cmd.php',
dataType : 'json',
data : {
cmd : 'monls',
tgt : '',
args : 'gangliamon',
msg : ''
},
success : checkGangliaRunning
});
}
return;
}
/**
* Check whether Ganglia is running
*
* @param data
* Data returned from HTTP request
* @return Nothing
*/
function checkGangliaRunning(data){
var gangliaTab = $('#gangliamon');
var groupsSelectStr = '';
var groupsArray = $.cookie('groups').split(',');
gangliaTab.empty();
if (data.rsp[0].indexOf("not-monitored") > -1) {
// Create link to start Ganglia
var startLnk = $('<a href="#">Click here</a>');
startLnk.css( {
'color' : 'blue',
'text-decoration' : 'none'
});
startLnk.click(function() {
// Turn on Ganglia for all nodes
monitorNode('', 'on');
});
// Create warning bar
var warningBar = $('<div class="ui-state-error ui-corner-all"></div>');
var msg = $('<p></p>').css({
'display': 'inline-block',
'width': '90%'
});
var icon = $('<span class="ui-icon ui-icon-alert"></span>').css({
'display': 'inline-block',
'margin': '10px 5px'
});
warningBar.append(icon);
msg.append('Please start Ganglia on xCAT. ');
msg.append(startLnk);
msg.append(' to start Ganglia.');
warningBar.append(msg);
warningBar.css('margin-bottom', '10px');
// If there are any warning messages, append this warning after it
var curWarnings = $('#gangliamon').find('.ui-state-error');
if (curWarnings.length) {
curWarnings.after(warningBar);
} else {
warningBar.prependTo(gangliaTab);
}
return;
}
groupsSelectStr = '<select style="padding:0px;" id="gangliagroup">';
for (var i in groupsArray) {
groupsSelectStr += '<option value="' + groupsArray[i] + '">' + groupsArray[i] + '</option>';
}
groupsSelectStr += '</select>';
//help info
var helpStr = '<table style="float:right"><tr>' +
'<td style="background:#66CD00;width:16px;padding:0px;"> </td><td style="padding:0px;border:0px">Normal</td>' +
'<td style="background:#FFD700;width:16px;padding:0px;"> </td><td style="padding:0px;">Heavy Load</td>' +
'<td style="background:#FF3030;width:16px;padding:0px;"> </td><td style="padding:0px;">Error</td>' +
'<td style="background:#8B8B7A;width:16px;padding:0px;"> </td><td style="padding:0px;">Unknown</td>' +
'</tr></table>';
//pass checking
var showStr = '<div><h3 style="display:inline;">Grid Overview</h3>' +
'<sup id="hidesup" style="cursor: pointer;color:blue;float:right">[Hide]</sup></div><hr>' +
'<div id="gangliaGridSummary"></div>' +
'<div><h3 style="display:inline;">Nodes Current Status</h3>' + helpStr + '</div>' +
'<hr>Nodes in Group:' + groupsSelectStr +
' order by: <select id="gangliaorder" style="padding:0px;"><option value="name">Name</option>' +
'<option value="asc">Ascending</option><option value="des">Descending</option></select>' +
'<div id="gangliaNodes"></div>';
//ganglia help information
gangliaTab.append(showStr);
//get summary data and draw on the page
$('#gangliaGridSummary').append('Getting grid summary data <img src="images/loader.gif"></img>');
sendGridSummaryAjax();
//get nodes current status and draw on the page
$('#gangliaNodes').append('Getting ' + $('#gangliagroup').val() + ' nodes status <img src="images/loader.gif"></img>');
sendNodeCurrentAjax();
//start the timer to update page per minute.
gangliaTimer = window.setTimeout('updateGangliaPage()', 60000);
//bind the group select change event
$('#gangliagroup').bind('change', function(){
var groupname = $(this).val();
$('#gangliaNodes').html('Getting ' + groupname + ' nodes Status.<img src="images/loader.gif"></img>');
sendNodeCurrentAjax();
});
//bind the order select change event
$('#gangliaorder').bind('change', function(){
drawGangliaNodesArea($(this).val());
});
//bind the hide/show buttion event
$('#gangliamon #hidesup').bind('click', function(){
var a = $(this).text();
if ('[Hide]' == $(this).text()){
$(this).html('[Show]');
}
else{
$(this).html('[Hide]');
}
$('#gangliaGridSummary').toggle();
});
}
/**
* Send AJAX request to get grid summary information
*
* @return Nothing
*/
function sendGridSummaryAjax(){
//get the summary data
$.ajax({
url : 'lib/cmd.php',
dataType : 'json',
data : {
cmd : 'webrun',
tgt : '',
args : 'gangliashow;_grid_;hour;_summary_',
msg : ''
},
success: function(data){
createGridSummaryData(data.rsp[0]);
drawGridSummary();
}
});
}
/**
* Send AJAX request to get nodes current load information
*
* @return Nothing
*/
function sendNodeCurrentAjax(){
var groupname = $('#gangliagroup').val();
//get all nodes current status
$.ajax({
url : 'lib/cmd.php',
dataType : 'json',
data : {
cmd : 'webrun',
tgt : '',
args : 'gangliacurrent;node;' + groupname,
msg : ''
},
success: function(data){
createNodeStatusData(data.rsp[0]);
drawGangliaNodesArea($('#gangliaorder').val());
}
});
}
/**
* Send AJAX request to get grid current summary information for update the page
*
* @return Nothing
*/
function sendGridCurrentAjax(){
//get the summary data
$.ajax({
url : 'lib/cmd.php',
dataType : 'json',
data : {
cmd : 'webrun',
tgt : '',
args : 'gangliacurrent;grid',
msg : ''
},
success: function(data){
updateGridSummaryData(data.rsp[0]);
drawGridSummary();
}
});
}
/**
* Save the grid summary data to local global variable
*
* @param data structure
* metric1:time11,val11,time12,val12....;metric2:time21,val21,time22,val22,...;....
* @return Nothing
*/
function createGridSummaryData(summaryString){
//empty the global data
gridData = new Object();
var metricArray = summaryString.split(';');
var metricname = '';
var valueArray = '';
var position = 0;
var tempLength = 0;
for (var index = 0; index < metricArray.length; index++){
position = metricArray[index].indexOf(':');
//get the metric name and init its global array to save timestamp and value pair
metricname = metricArray[index].substr(0, position);
gridData[metricname] = new Array();
valueArray = metricArray[index].substr(position + 1).split(',');
tempLength = valueArray.length;
//save timestamp and value into global array
for (var i = 0; i < tempLength; i++){
gridData[metricname].push(Number(valueArray[i]));
}
}
}
/**
* Update the grid summary data to local global variable
*
* @param data structure
* metric1:time11,val11;metric2:time21,val21,time22;....
* @return Nothing
*/
function updateGridSummaryData(currentString){
var metricArray = currentString.split(';');
var metricname = '';
var position = 0;
var tempLength = 0;
var index = 0;
var tempArray;
tempLength = metricArray.length;
for (index = 0; index < tempLength; index++) {
position = metricArray[index].indexOf(':');
metricname = metricArray[index].substr(0, position);
tempArray = metricArray[index].substr(position + 1).split(',');
if (gridData[metricname]) {
gridData[metricname].shift();
gridData[metricname].shift();
gridData[metricname].push(Number(tempArray[0]));
gridData[metricname].push(Number(tempArray[1]));
}
}
}
/**
* Draw the grid summay area by global data
*
* @return Nothing
*/
function drawGridSummary() {
var gridDrawArea = $('#gangliaGridSummary');
var showStr = '';
var tempStr = $('#gangliamon').attr('class');
//jqflot only draw on the area visiable, if the tab is hide, return directly
if (tempStr.indexOf('hide') != -1){
return;
}
if ($('#gangliamon #hidesup').text() == '[Show]'){
return;
}
gridDrawArea.empty();
showStr = '<table style="border-style:none;"><tr><td style="padding:0;border-style:none;"><div id="gangliasummaryload" class="monitorsumdiv"></div></td>' +
'<td style="padding:0;border-style:none;"><div id="gangliasummarycpu" class="monitorsumdiv"></div></td>' +
'<td style="padding:0;border-style:none;"><div id="gangliasummarymem" class="monitorsumdiv"></div></td></tr>' +
'<tr><td style="padding:0;border-style:none;"><div id="gangliasummarydisk" class="monitorsumdiv"></div></td>' +
'<td style="padding:0;border-style:none;"><div id="gangliasummarynetwork" class="monitorsumdiv"></div></td>' +
'<td style="padding:0;border-style:none;"></td></tr></table>';
gridDrawArea.append(showStr);
drawLoadFlot('gangliasummaryload', 'Grid', gridData['load_one'], gridData['cpu_num']);
drawCpuFlot('gangliasummarycpu', 'Grid', gridData['cpu_idle']);
drawMemFlot('gangliasummarymem', 'Grid', gridData['mem_free'], gridData['mem_total']);
drawDiskFlot('gangliasummarydisk', 'Grid', gridData['disk_free'], gridData['disk_total']);
drawNetworkFlot('gangliasummarynetwork', 'Grid', gridData['bytes_in'], gridData['bytes_out']);
}
/**
* Draw the load flot by data(summary data, or one node's data)
*
* @param areaid
* Which DIV draw this flot
* @param loadpair
* The load timestamp and value pair
* @param cpupair
* The CPU number and value pair
* @return Nothing
*/
function drawLoadFlot(areaid, titleprefix, loadpair, cpupair){
var load = new Array();
var cpunum = new Array();
var index = 0;
var yaxismax = 0;
var interval = 1;
$('#' + areaid).empty();
//parse load pair, the timestamp must mutiply 1000, javascript time stamp is millisecond
for (index = 0; index < loadpair.length; index += 2){
load.push([loadpair[index] * 1000, loadpair[index + 1]]);
if (loadpair[index + 1] > yaxismax){
yaxismax = loadpair[index + 1];
}
}
//parse cpu pair
for (index = 0; index < cpupair.length; index += 2){
cpunum.push([cpupair[index] * 1000, cpupair[index + 1]]);
if (cpupair[index + 1] > yaxismax){
yaxismax = cpupair[index + 1];
}
}
interval = parseInt(yaxismax / 3);
if (interval < 1){
interval = 1;
}
$.jqplot(areaid, [load, cpunum],{
title: titleprefix + ' Loads/Procs Last Hour',
axes:{
xaxis:{
renderer : $.jqplot.DateAxisRenderer,
numberTicks: 4,
tickOptions : {
formatString : '%R',
show : true
}
},
yaxis: {
min : 0,
tickInterval : interval
}
},
legend : {
show: true,
location: 'nw'
},
series:[{label:'Load'}, {label: 'CPU Number'}],
seriesDefaults : {showMarker: false}
}
);
}
/**
* Draw the CPU usage flot by data(maybe summary data, or one node's data)
*
* @param areaid
* Which DIV draw this flot
* @param titleprefix
* Title used name
* @param cpupair
* The CPU timestamp and value pair
* @return Nothing
*/
function drawCpuFlot(areaid, titleprefix, cpupair){
var cpu = new Array();
var index = 0;
$('#' + areaid).empty();
// time stamp should mutiply 1000
// we get the CPU idle from server, we should use 1 subtract the idle
for (index = 0; index < cpupair.length; index +=2) {
cpu.push([(cpupair[index] * 1000), (100 - cpupair[index + 1])]);
}
$.jqplot(areaid, [cpu],{
title: titleprefix + ' Cpu Use Last Hour',
axes:{
xaxis:{
renderer : $.jqplot.DateAxisRenderer,
numberTicks: 4,
tickOptions : {
formatString : '%R',
show : true
}
},
yaxis: {
min : 0,
max : 100,
tickOptions:{formatString : '%d\%'}
}
},
seriesDefaults : {showMarker: false}
}
);
}
/**
* Draw the memory usage flot by data(summary data, or one node's data)
*
* @param areaid
* Which DIV draw this flot
* @param titleprefix
* Title used name
* @param cpupair
* The CPU timestamp and value pair
* @return Nothing
*/
function drawMemFlot(areaid, titleprefix, freepair, totalpair){
var use = new Array();
var total = new Array();
var tempsize = 0;
var index = 0;
$('#' + areaid).empty();
if (freepair.length < totalpair.length) {
tempsize = freepair.length;
} else {
tempsize = freepair.length;
}
for (index = 0; index < tempsize; index += 2) {
var temptotal = totalpair[index + 1];
var tempuse = temptotal - freepair[index + 1];
temptotal = temptotal / 1000000;
tempuse = tempuse / 1000000;
total.push([totalpair[index] * 1000, temptotal]);
use.push([freepair[index] * 1000, tempuse]);
}
$.jqplot(areaid, [use, total],{
title: titleprefix + ' Memory Use Last Hour',
axes:{
xaxis:{
renderer : $.jqplot.DateAxisRenderer,
numberTicks: 4,
tickOptions : {
formatString : '%R',
show : true
}
},
yaxis: {
min : 0,
tickOptions:{formatString : '%.2fG'}
}
},
legend : {
show: true,
location: 'nw'
},
series:[{label:'Used'}, {label: 'Total'}],
seriesDefaults : {showMarker: false}
}
);
}
/**
* Draw the disk usage flot by data(summary data, or one node's data)
*
* @param areaid
* Which div draw this flot
* @param titleprefix
* Title used name
* @param freepair
* The free disk number, Ganglia only logs the free data
* @param totalpair
* The total disk number
* @return Nothing
*/
function drawDiskFlot(areaid, titleprefix, freepair, totalpair){
var use = new Array();
var total = new Array();
var tempsize = 0;
var index = 0;
$('#' + areaid).empty();
if(freepair.length < totalpair.length){
tempsize = freepair.length;
}
else{
tempsize = freepair.length;
}
for(index = 0; index < tempsize; index += 2){
var temptotal = totalpair[index + 1];
var tempuse = temptotal - freepair[index + 1];
total.push([totalpair[index] * 1000, temptotal]);
use.push([freepair[index] * 1000, tempuse]);
}
$.jqplot(areaid, [use, total],{
title: titleprefix + ' Disk Use Last Hour',
axes:{
xaxis:{
renderer : $.jqplot.DateAxisRenderer,
numberTicks: 4,
tickOptions : {
formatString : '%R',
show : true
}
},
yaxis: {
min : 0,
tickOptions:{formatString : '%.2fG'}
}
},
legend : {
show: true,
location: 'nw'
},
series:[{label:'Used'}, {label: 'Total'}],
seriesDefaults : {showMarker: false}
}
);
}
/**
* Draw the network load flot by data(summary data, or one node's data)
*
* @param areaid
* Which div draw this flot
* @param titleprefix
* Title used name
* @param inpair
* The timestamp and value pair for download
* @param outpair
* The timestamp and value pair for upload
* @return Nothing
*/
function drawNetworkFlot(areaid, titleprefix, inpair, outpair){
var inArray = new Array();
var outArray = new Array();
var index = 0;
var maxvalue = 0;
var unitname = 'B';
var divisor = 1;
for (index = 0; index < inpair.length; index += 2) {
if (inpair[index + 1] > maxvalue) {
maxvalue = inpair[index + 1];
}
}
for (index = 0; index < outpair.length; index += 2) {
if (outpair[index + 1] > maxvalue) {
maxvalue = outpair[index + 1];
}
}
if (maxvalue > 3000000) {
divisor = 1000000;
unitname = 'GB';
} else if (maxvalue >= 3000) {
divisor = 1000;
unitname = 'MB';
} else {
//do nothing
}
for (index = 0; index < inpair.length; index += 2) {
inArray.push([(inpair[index] * 1000), (inpair[index + 1] / divisor)]);
}
for (index = 0; index < outpair.length; index += 2) {
outArray.push([(outpair[index] * 1000), (outpair[index + 1] / divisor)]);
}
$.jqplot(areaid, [inArray, outArray], {
title: titleprefix + ' Network Last Hour',
axes:{
xaxis:{
renderer : $.jqplot.DateAxisRenderer,
numberTicks: 4,
tickOptions : {
formatString : '%R',
show : true
}
},
yaxis: {
min : 0,
tickOptions:{formatString : '%d' + unitname}
}
},
legend : {
show: true,
location: 'nw'
},
series:[{label:'In'}, {label: 'Out'}],
seriesDefaults : {showMarker: false}
});
}
/**
* Create node status data
*
* @param nodesStatus
* Node status
* @return Nothing
*/
function createNodeStatusData(nodesStatus){
var index;
var nodesArray = nodesStatus.split(';');
var position = 0;
var nodename = '';
var index = 0;
var tempArray;
var tempStr = '';
for (index in nodePath) {
delete(nodePath[index]);
}
for (index in nodeStatus) {
delete(nodeStatus[index]);
}
for (index = 0; index < nodesArray.length; index++) {
tempStr = nodesArray[index];
position = tempStr.indexOf(':');
nodename = tempStr.substring(0, position);
tempArray = tempStr.substring(position + 1).split(',');
switch (tempArray[0]) {
case 'UNKNOWN':
nodeStatus[nodename] = -2;
break;
case 'ERROR':
nodeStatus[nodename] = -1;
break;
case 'WARNING':
nodeStatus[nodename] = 0;
nodePath[nodename] = tempArray[1];
break;
case 'NORMAL':
nodeStatus[nodename] = 1;
nodePath[nodename] = tempArray[1];
break;
}
}
}
/**
* Draw nodes current status, there are four type:
* a. unknown(gray): can not find save data for this node
* b. error(red): get status sometime early, but can not get now
* c. warning(orange): node are heavy load
* d. normal(green):
*
* @param ordertype
* Ascending or descending order
* @return Nothing
*/
function drawGangliaNodesArea(ordertype){
var index = 0;
var templength = 0;
var showStr = '';
var nodename = '';
var sortarray = new Array();
$('#gangliaNodes').html('<ul style="margin:0px;padding:0px;"></ul>');
//empty the hash
for (index in nodeStatus) {
sortarray.push([index, nodeStatus[index]]);
}
if ('asc' == ordertype) {
sortarray.sort(statusAsc);
} else if('des' == ordertype) {
sortarray.sort(statusDes);
} else {
//do nothing
}
templength = sortarray.length;
for (index = 0; index < templength; index++) {
nodename = sortarray[index][0];
switch (sortarray[index][1]) {
case -2:
showStr = '<li class="monitorunknown ui-corner-all monitornodeli" title="' + nodename + '"></li>';
break;
case -1:
showStr = '<li class="monitorerror ui-corner-all monitornodeli" title="' + nodename + '"></li>';
break;
case 0:
showStr = '<li class="mornitorwarning ui-corner-all monitornodeli" title="' + nodename + '"></li>';
break;
case 1:
showStr = '<li class="monitornormal ui-corner-all monitornodeli" title="' + nodename + '"></li>';
break;
}
$('#gangliaNodes ul').append(showStr);
}
//bind all normal and warning nodes' click event
$('.monitornormal,.monitorwarning').bind('click', function() {
var nodename = $(this).attr('title');
window.open('ganglianode.php?n=' + nodename + '&p=' + nodePath[nodename],
'nodedetail','height=430,width=950,scrollbars=yes,status =no');
});
}
/**
* Update all tab per minute.
*
* @return Nothing
*/
function updateGangliaPage(){
if ($('#gangliaNodes').size() < 1) {
return;
}
sendGridCurrentAjax();
sendNodeCurrentAjax();
gangliaTimer = window.setTimeout('updateGangliaPage()', 60000);
}
function statusAsc(a, b) {
return a[1] - b[1];
}
function statusDes(a, b) {
return b[1] - a[1];
}