open-nomad/ui/app/components/allocation-row.js

91 lines
2.3 KiB
JavaScript

import Ember from 'ember';
import { inject as service } from '@ember/service';
import Component from '@ember/component';
import { computed } from '@ember/object';
import { alias } from '@ember/object/computed';
import { run } from '@ember/runloop';
import { task, timeout } from 'ember-concurrency';
import { lazyClick } from '../helpers/lazy-click';
import AllocationStatsTracker from 'nomad-ui/utils/classes/allocation-stats-tracker';
export default Component.extend({
store: service(),
token: service(),
tagName: 'tr',
classNames: ['allocation-row', 'is-interactive'],
allocation: null,
// Used to determine whether the row should mention the node or the job
context: null,
// Internal state
statsError: false,
enablePolling: computed(() => !Ember.testing),
stats: computed('allocation', 'allocation.isRunning', function() {
if (!this.get('allocation.isRunning')) return;
return AllocationStatsTracker.create({
fetch: url => this.get('token').authorizedRequest(url),
allocation: this.get('allocation'),
});
}),
cpu: alias('stats.cpu.lastObject'),
memory: alias('stats.memory.lastObject'),
onClick() {},
click(event) {
lazyClick([this.get('onClick'), event]);
},
didReceiveAttrs() {
const allocation = this.get('allocation');
if (allocation) {
run.scheduleOnce('afterRender', this, qualifyAllocation);
} else {
this.get('fetchStats').cancelAll();
}
},
fetchStats: task(function*() {
do {
if (this.get('stats')) {
try {
yield this.get('stats.poll').perform();
this.set('statsError', false);
} catch (error) {
this.set('statsError', true);
}
}
yield timeout(500);
} while (this.get('enablePolling'));
}).drop(),
});
function qualifyAllocation() {
const allocation = this.get('allocation');
return allocation.reload().then(() => {
this.get('fetchStats').perform();
// Make sure that the job record in the store for this allocation
// is complete and not a partial from the list endpoint
if (
allocation &&
allocation.get('job') &&
!allocation.get('job.isPending') &&
!allocation.get('taskGroup')
) {
const job = allocation.get('job.content');
job && job.reload();
}
});
}