consul/ui/packages/consul-ui/app/services/repository/metrics.js

104 lines
3.2 KiB
JavaScript

import { inject as service } from '@ember/service';
import RepositoryService from 'consul-ui/services/repository';
import dataSource from 'consul-ui/decorators/data-source';
// CONSUL_METRICS_POLL_INTERVAL controls how long between each poll to the
// metrics provider
export default class MetricsService extends RepositoryService {
@service('ui-config') config;
@service('env') env;
@service('client/http') client;
error = null;
getModelName() {
return 'metrics';
}
init() {
super.init(...arguments);
// TODO: this flow should be be async, then can just use either get or a DataSource
const config = this.config.getSync();
// Inject whether or not the proxy is enabled as an option into the opaque
// JSON options the user provided.
const opts = config.metrics_provider_options || {};
opts.metrics_proxy_enabled = config.metrics_proxy_enabled;
// Inject the base app URL
const provider = config.metrics_provider || 'prometheus';
// Inject a convenience function for dialing through the metrics proxy.
opts.fetch = (path, params) =>
this.client.fetchWithToken(`/v1/internal/ui/metrics-proxy${path}`, params);
try {
this.provider = window.consul.getMetricsProvider(provider, opts);
} catch (e) {
this.error = new Error(`metrics provider not initialized: ${e}`);
// Show the user the error once for debugging their provider outside UI
// Dev.
console.error(this.error); // eslint-disable-line no-console
}
}
@dataSource('/:partition/:ns/:dc/metrics/summary-for-service/:slug/:protocol')
findServiceSummary(params, configuration = {}) {
if (this.error) {
return Promise.reject(this.error);
}
const promises = [
this.provider.serviceRecentSummarySeries(
params.slug,
params.dc,
params.ns,
params.protocol,
{}
),
this.provider.serviceRecentSummaryStats(
params.slug,
params.dc,
params.ns,
params.protocol,
{}
),
];
return Promise.all(promises).then(results => {
return {
meta: {
interval: this.env.var('CONSUL_METRICS_POLL_INTERVAL') || 10000,
},
series: results[0],
stats: results[1].stats,
};
});
}
@dataSource('/:partition/:ns/:dc/metrics/upstream-summary-for-service/:slug/:protocol')
findUpstreamSummary(params, configuration = {}) {
if (this.error) {
return Promise.reject(this.error);
}
return this.provider
.upstreamRecentSummaryStats(params.slug, params.dc, params.ns, {})
.then(result => {
result.meta = {
interval: this.env.var('CONSUL_METRICS_POLL_INTERVAL') || 10000,
};
return result;
});
}
@dataSource('/:partition/:ns/:dc/metrics/downstream-summary-for-service/:slug/:protocol')
findDownstreamSummary(params, configuration = {}) {
if (this.error) {
return Promise.reject(this.error);
}
return this.provider
.downstreamRecentSummaryStats(params.slug, params.dc, params.ns, {})
.then(result => {
result.meta = {
interval: this.env.var('CONSUL_METRICS_POLL_INTERVAL') || 10000,
};
return result;
});
}
}