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test monit

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This commit is contained in:
ItsJimi 2017-01-26 18:50:33 +01:00
parent 7f30ba7915
commit abe9dc97ce
1 changed files with 140 additions and 30 deletions
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170
lib/API/Monit.js
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@ -11,6 +11,7 @@ var multimeter = require('pm2-multimeter');
var os = require('os');
var p = require('path');
var chalk = require('chalk');
var blessed = require('blessed');
var CliUx = require('./CliUx');
@ -26,6 +27,7 @@ const RATIO_T3 = Math.floor(os.totalmem() / 5);
const RATIO_T4 = Math.floor(os.totalmem());
var Monit = {};
var totalMem = os.totalmem();
//helper to get bars.length (num bars printed)
Object.size = function(obj) {
@ -45,7 +47,7 @@ Monit.reset = function(msg) {
this.multi.charm.reset();
this.multi.write('\x1B[32m⌬ PM2 \x1B[39mmonitoring\x1B[96m (To go further check out https://app.keymetrics.io) \x1B[39m\n\n');
//this.multi.write('\x1B[32m⌬ PM2 \x1B[39mmonitoring\x1B[96m (To go further check out https://app.keymetrics.io) \x1B[39m\n\n');
if(msg) {
this.multi.write(msg);
@ -62,6 +64,69 @@ Monit.reset = function(msg) {
* @return Monit
*/
Monit.init = function() {
this.screen = blessed.screen({
smartCSR: true
});
this.screen.title = 'PM2 Monitor';
this.box1 = blessed.box({
top: '0',
left: '0',
width: '60%',
height: '100%',
tags: true,
scrollbar: true,
border: {
type: 'line'
},
style: {
scrollbar: {
bg: 'black',
fg: 'red'
},
fg: 'white',
border: {
fg: '#f0f0f0'
}
}
});
this.box2 = blessed.box({
top: '0%',
left: '60%',
width: '40%',
height: '50%',
tags: true,
border: {
type: 'line'
},
style: {
fg: 'white',
border: {
fg: '#f0f0f0'
}
}
});
this.box3 = blessed.box({
top: '50%',
left: '60%',
width: '40%',
height: '50%',
tags: true,
border: {
type: 'line'
},
style: {
fg: 'white',
border: {
fg: '#f0f0f0'
}
}
});
this.screen.append(this.box1);
this.screen.append(this.box2);
this.screen.append(this.box3);
this.screen.render();
this.multi = multimeter(process);
@ -78,6 +143,7 @@ Monit.init = function() {
*/
Monit.stop = function() {
this.multi.charm.destroy();
this.screen.destroy();
process.exit(0);
}
@ -92,39 +158,83 @@ Monit.refresh = function(processes) {
debug('Monit refresh');
if(!processes) {
processes = [];
this.box1.setLine(0, 'No process available');
this.screen.render();
return;
}
var num = processes.length;
this.num_bars = Object.size(this.bars);
this.box3.setLine(0, '{center}{bold}Server{/bold}{/center}');
if(num !== this.num_bars) {
debug('Monit addProcesses - actual: %s, new: %s', this.num_bars, num);
return this.addProcesses(processes);
} else {
if(num === 0) {
return;
}
debug('Monit refresh');
var proc;
for(var i = 0; i < num; i++) {
proc = processes[i];
//this is to avoid a print issue when the process is restarted for example
//we might also check for the pid but restarted|restarting will be rendered bad
if(this.bars[proc.pm_id] && proc.pm2_env.status !== this.bars[proc.pm_id].status) {
debug('bars for %s does not exists', proc.pm_id);
this.addProcesses(processes);
break;
}
this.updateBars(proc);
}
var cpus = os.cpus();
for (var i = 0; i < cpus.length; i++) {
this.box3.setLine(i + 2, 'Core ' + (i + 1) + '{|}' + cpus[i].times.idle);
}
this.box3.setLine(i + 2, 'Memory{|}' + String(Math.round(((totalMem - os.freemem()) / 1000000))) + ' MB');
this.memBar = blessed.ProgressBar({
parent: this.box2,
top: '5%',
left: '65%',
orientation: 'vertical',
width: '10%',
height: '40%',
barBg: 'green'
});
this.cpuBar = blessed.ProgressBar({
parent: this.box2,
top: '5%',
left: '85%',
orientation: 'vertical',
width: '10%',
height: '40%',
barBg: 'red'
});
this.screen.append(this.memBar);
this.screen.append(this.cpuBar);
this.box1.setLine(0, '{center}{bold}PM2 Monitoring{/bold}{/center}');
for (var i = 0; i < processes.length; i++) {
var memPercent = (processes[i].monit.memory) * 100 / totalMem;
//console.log(Math.round(memPercent * 10))
var status = processes[i].pm2_env.status == 'online' ? '{green-fg}' : '{red-fg}';
status = status + '{bold}' + processes[i].pm2_env.status + '{/}';
this.box1.setLine(i + 2, '[' + String(processes[i].pm2_env.pm_id) + '] ' + processes[i].pm2_env.name + '{|}' + status + ' ' + processes[i].pm2_env.exec_mode);
this.memBar.setProgress(Math.round(memPercent * 100));
this.cpuBar.setProgress(processes[i].monit.cpu);
this.screen.render();
}
// var num = processes.length;
// this.num_bars = Object.size(this.bars);
// if(num !== this.num_bars) {
// debug('Monit addProcesses - actual: %s, new: %s', this.num_bars, num);
// return this.addProcesses(processes);
// } else {
// if(num === 0) {
// return;
// }
// debug('Monit refresh');
// var proc;
// for(var i = 0; i < num; i++) {
// proc = processes[i];
// //this is to avoid a print issue when the process is restarted for example
// //we might also check for the pid but restarted|restarting will be rendered bad
// if(this.bars[proc.pm_id] && proc.pm2_env.status !== this.bars[proc.pm_id].status) {
// debug('bars for %s does not exists', proc.pm_id);
// this.addProcesses(processes);
// break;
// }
// this.updateBars(proc);
// }
// }
return this;
}