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PhatPhuckDave
2024-07-22 19:50:03 +02:00
parent a9979def99
commit 0539fa6621
12 changed files with 1068 additions and 1076 deletions
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92
metrics/circularBuffer.js
View File

@@ -1,46 +1,46 @@
class CircularBuffer {
constructor(size) {
this.buffer = new Array(size);
this.size = size;
this.head = 0;
this.tail = 0;
}
push(item) {
this.buffer[this.head] = item;
this.head = (this.head + 1) % this.size;
if (this.head === this.tail) {
this.tail = (this.tail + 1) % this.size;
}
}
toArray() {
const result = [];
let current = this.tail;
for (let i = 0; i < this.size; i++) {
if (this.buffer[current] !== undefined) {
result.push(this.buffer[current]);
}
current = (current + 1) % this.size;
}
return result;
}
toArrayRecent(n = 10) {
const result = [];
const threshold = Date.now() - n * 1000;
let current = (this.head - 1 + this.size) % this.size;
while (current !== this.tail) {
if (this.buffer[current] !== undefined && this.buffer[current].timestamp > threshold) {
result.push(this.buffer[current]);
} else {
break;
}
current = (current - 1 + this.size) % this.size;
}
return result;
}
}
module.exports = { CircularBuffer };
class CircularBuffer {
constructor(size) {
this.buffer = new Array(size);
this.size = size;
this.head = 0;
this.tail = 0;
}
push(item) {
this.buffer[this.head] = item;
this.head = (this.head + 1) % this.size;
if (this.head === this.tail) {
this.tail = (this.tail + 1) % this.size;
}
}
toArray() {
const result = [];
let current = this.tail;
for (let i = 0; i < this.size; i++) {
if (this.buffer[current] !== undefined) {
result.push(this.buffer[current]);
}
current = (current + 1) % this.size;
}
return result;
}
toArrayRecent(n = 10) {
const result = [];
const threshold = Date.now() - n * 1000;
let current = (this.head - 1 + this.size) % this.size;
while (current !== this.tail) {
if (this.buffer[current] !== undefined && this.buffer[current].timestamp > threshold) {
result.push(this.buffer[current]);
} else {
break;
}
current = (current - 1 + this.size) % this.size;
}
return result;
}
}
module.exports = { CircularBuffer };

60
metrics/metricManager.js
View File

@@ -1,30 +1,30 @@
const cliProgress = require("cli-progress");
const { Metric } = require("./metrics");
class MetricManager {
constructor(options) {
this.options = options;
if (options.bars) {
this.metricBufferSize = 1000;
this.multibar = new cliProgress.MultiBar(
{
clearOnComplete: false,
barCompleteChar: "\u2588",
barIncompleteChar: "\u2591",
format: " {bar} | {name} | {value}/{total}",
},
cliProgress.Presets.shades_grey
);
setInterval(() => this.multibar.update(), 200);
}
}
AddMetrics(name, refresh = true) {
if (this.options.bars) {
const metric = new Metric(name, this.multibar, this.metricBufferSize, this.options, refresh);
return metric;
}
}
}
module.exports = { MetricManager };
const cliProgress = require("cli-progress");
const { Metric } = require("./metrics");
class MetricManager {
constructor(options) {
this.options = options;
if (options.bars) {
this.metricBufferSize = 1000;
this.multibar = new cliProgress.MultiBar(
{
clearOnComplete: false,
barCompleteChar: "\u2588",
barIncompleteChar: "\u2591",
format: " {bar} | {name} | {value}/{total}",
},
cliProgress.Presets.shades_grey
);
setInterval(() => this.multibar.update(), 200);
}
}
AddMetrics(name, refresh = true) {
if (this.options.bars) {
const metric = new Metric(name, this.multibar, this.metricBufferSize, this.options, refresh);
return metric;
}
}
}
module.exports = { MetricManager };

78
metrics/metrics.js
View File

@@ -1,39 +1,39 @@
const { CircularBuffer } = require("./circularBuffer");
class Metric {
constructor(barName, multibar, bufferSize, options, refresh = true) {
this.options = options;
this.multibar = multibar;
this.bar = multibar.create(0, 0);
this.bar.update(0, { name: barName });
this.maxRate = this.options.defaultmaxrate;
this.bar.total = this.maxRate;
this.buffer = new CircularBuffer(bufferSize);
if (refresh) {
setInterval(this.UpdateBar.bind(this), 100);
}
}
AddEvent() {
const timestamp = Date.now();
this.buffer.push({ timestamp, count: 1 });
}
GetRate() {
const entries = this.buffer.toArrayRecent(this.options.metricsinterval);
const totalRX = entries.reduce((sum, entry) => sum + entry.count, 0);
return Math.round((totalRX / this.options.metricsinterval) * 100) / 100;
}
UpdateBar() {
const eps = this.GetRate();
if (eps > this.maxRate) {
this.bar.total = eps;
this.maxRate = eps;
}
this.bar.update(eps);
}
}
module.exports = { Metric };
const { CircularBuffer } = require("./circularBuffer");
class Metric {
constructor(barName, multibar, bufferSize, options, refresh = true) {
this.options = options;
this.multibar = multibar;
this.bar = multibar.create(0, 0);
this.bar.update(0, { name: barName });
this.maxRate = this.options.defaultmaxrate;
this.bar.total = this.maxRate;
this.buffer = new CircularBuffer(bufferSize);
if (refresh) {
setInterval(this.UpdateBar.bind(this), 100);
}
}
AddEvent() {
const timestamp = Date.now();
this.buffer.push({ timestamp, count: 1 });
}
GetRate() {
const entries = this.buffer.toArrayRecent(this.options.metricsinterval);
const totalRX = entries.reduce((sum, entry) => sum + entry.count, 0);
return Math.round((totalRX / this.options.metricsinterval) * 100) / 100;
}
UpdateBar() {
const eps = this.GetRate();
if (eps > this.maxRate) {
this.bar.total = eps;
this.maxRate = eps;
}
this.bar.update(eps);
}
}
module.exports = { Metric };