Zakaria
91ce11274d
CI / checks (pull_request) Successful in 25m47s
Labels, empty states, error messages and defaults the console shows now name TheCloud or its runtimes. Identifiers that must match the emulator (FLOCI_* settings, the X-Floci-CSRF header, emulator-returned host names) are unchanged.
48 lines
1.8 KiB
TypeScript
48 lines
1.8 KiB
TypeScript
import {RuntimeUnavailableError} from '../cloud-spi/errors'
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import type {CloudProvider} from '../cloud-spi/types'
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import {azure, azureEndpoint} from '../azure'
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import {gcp, gcpEndpoint} from '../gcp'
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/**
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* Liveness probes per runtime.
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*
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* Cloud status used to be inferred from whether the *storage* adapter could list,
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* which meant a cloud whose storage worked reported "reachable" no matter what
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* else was broken, and a cloud with no storage adapter reported "coming_soon"
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* even when its runtime was up. These probe the runtime itself.
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*/
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export type RuntimeProbe = () => Promise<void>
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export const runtimeProbes: Record<CloudProvider, RuntimeProbe> = {
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// Every runtime exposes a health endpoint, but under its own path: core and
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// Floci-AZ use /_floci/health, Floci-GCP uses /_floci-gcp/health.
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aws: () => probeHttp(`${awsEndpoint()}/_floci/health`, 'TheCloud AWS runtime'),
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azure: async () => {
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await azure.fetch('/_floci/health', {method: 'GET'})
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},
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gcp: () => gcp.health(),
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}
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export function endpointFor(cloud: CloudProvider): string | null {
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if (cloud === 'aws') return awsEndpoint()
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if (cloud === 'azure') return azureEndpoint()
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if (cloud === 'gcp') return gcpEndpoint()
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return null
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}
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export function awsEndpoint(): string {
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return process.env.FLOCI_ENDPOINT ?? 'http://localhost:4566'
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}
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async function probeHttp(endpoint: string, label: string): Promise<void> {
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let res: Response
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try {
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res = await globalThis.fetch(endpoint, {method: 'GET'})
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} catch (error) {
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throw new RuntimeUnavailableError(`Cannot reach ${label} at ${endpoint}`, {cause: error})
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}
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if (res.status >= 500) {
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throw new RuntimeUnavailableError(`${label} at ${endpoint} returned HTTP ${res.status}`)
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}
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}
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