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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | 2x 2x 2x 2x 2x 4x 4x 2x 1x 2x 2x 2x 2x | import { Controller, Get } from '@nestjs/common';
import {
HealthCheck,
HealthCheckResult,
HealthCheckService,
} from '@nestjs/terminus';
import { Public } from '../auth/auth.decorators';
import { DownstreamHealthIndicator } from './downstream.health';
// Probes are called by the platform, not by users — no token to present.
@Public()
@Controller('health')
export class HealthController {
constructor(
private readonly health: HealthCheckService,
private readonly downstream: DownstreamHealthIndicator,
) {}
/** Liveness: the process is up and serving. Restart me if this fails. */
@Get()
live(): { status: string } {
return { status: 'ok' };
}
/** Readiness: the gateway is only useful if its downstreams respond. */
@Get('ready')
@HealthCheck()
ready(): Promise<HealthCheckResult> {
return this.health.check([
() =>
this.downstream.check(
'work-orders',
process.env.WORK_ORDERS_URL ?? 'http://localhost:3001',
),
() =>
this.downstream.check(
'properties',
process.env.PROPERTIES_URL ?? 'http://localhost:3003',
),
]);
}
}
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