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Mods to Event Generator and limit provider

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- Changed SEVERE to use `is-event--purple` style.
- Mods to EventTelemetryProvider.js:
  - Adds a more random start time to each event.
  - Reduces frequency at which a severity is applied to events.
This commit is contained in:
Charles Hacskaylo 2024-12-17 16:27:45 -08:00
parent b865d8c038
commit 27af030566
2 changed files with 12 additions and 5 deletions
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2
example/eventGenerator/EventLimitProvider.js
View File

@ -25,7 +25,7 @@ export const SEVERITY_CSS = {
WARNING: 'is-event--yellow', WARNING: 'is-event--yellow',
DISTRESS: 'is-event--red', DISTRESS: 'is-event--red',
CRITICAL: 'is-event--red', CRITICAL: 'is-event--red',
SEVERE: 'is-event--red' SEVERE: 'is-event--purple'
}; };
const NOMINAL_SEVERITY = { const NOMINAL_SEVERITY = {

15
example/eventGenerator/EventTelemetryProvider.js
View File

@ -27,6 +27,8 @@
import { SEVERITY_CSS } from './EventLimitProvider.js'; import { SEVERITY_CSS } from './EventLimitProvider.js';
import messages from './transcript.json'; import messages from './transcript.json';
const DUR_MIN = 1000;
const DUR_MAX = 10000;
class EventTelemetryProvider { class EventTelemetryProvider {
constructor() { constructor() {
this.defaultSize = 25; this.defaultSize = 25;
@ -34,12 +36,17 @@ class EventTelemetryProvider {
generateData(firstObservedTime, count, startTime, duration, name) { generateData(firstObservedTime, count, startTime, duration, name) {
const millisecondsSinceStart = startTime - firstObservedTime; const millisecondsSinceStart = startTime - firstObservedTime;
const utc = startTime + count * duration; const randStartDelay = Math.max(DUR_MIN, Math.random() * DUR_MAX);
const utc = startTime + randStartDelay + count * duration;
const ind = count % messages.length; const ind = count % messages.length;
const message = messages[ind] + ' - [' + millisecondsSinceStart + ']'; const message = messages[ind] + ' - [' + millisecondsSinceStart + ']';
// pick a random severity level + 1 for an undefined level so we can do nominal // pick a random severity level + 1 for an undefined level so we can do nominal
const severity = const severity =
Object.keys(SEVERITY_CSS)[Math.floor(Math.random() * Object.keys(SEVERITY_CSS).length + 1)]; Math.random() > 0.4
? Object.keys(SEVERITY_CSS)[
Math.floor(Math.random() * Object.keys(SEVERITY_CSS).length + 1)
]
: undefined;
return { return {
name, name,
@ -58,7 +65,7 @@ class EventTelemetryProvider {
} }
subscribe(domainObject, callback) { subscribe(domainObject, callback) {
const duration = domainObject.telemetry.duration * 1000; const duration = domainObject.telemetry.duration * DUR_MIN;
const firstObservedTime = Date.now(); const firstObservedTime = Date.now();
let count = 0; let count = 0;
@ -83,7 +90,7 @@ class EventTelemetryProvider {
request(domainObject, options) { request(domainObject, options) {
let start = options.start; let start = options.start;
const end = Math.min(Date.now(), options.end); // no future values const end = Math.min(Date.now(), options.end); // no future values
const duration = domainObject.telemetry.duration * 1000; const duration = domainObject.telemetry.duration * DUR_MIN;
const size = options.size ? options.size : this.defaultSize; const size = options.size ? options.size : this.defaultSize;
const data = []; const data = [];
const firstObservedTime = options.start; const firstObservedTime = options.start;