45bb786147
* log to sentry if upstream service responds with 429 * allow services to decide which error(s) to log, default to 429 * don't log 429s from endpoint or dynamic badges * supress 429s from uptime robot badges * supress 429s from weblate if not calling default server * cache opencollective badges for longer * cache discord badges for longer * cache github workflow badges for longer
43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
import log from '../server/log.js'
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import { NotFound, InvalidResponse, Inaccessible } from './errors.js'
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const defaultErrorMessages = {
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404: 'not found',
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429: 'rate limited by upstream service',
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}
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export default function checkErrorResponse(httpErrors = {}, logErrors = [429]) {
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return async function ({ buffer, res }) {
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let error
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httpErrors = { ...defaultErrorMessages, ...httpErrors }
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if (res.statusCode === 404) {
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error = new NotFound({ prettyMessage: httpErrors[404] })
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} else if (res.statusCode !== 200) {
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const underlying = Error(
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`Got status code ${res.statusCode} (expected 200)`,
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)
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const props = { underlyingError: underlying }
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if (httpErrors[res.statusCode] !== undefined) {
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props.prettyMessage = httpErrors[res.statusCode]
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}
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if (res.statusCode >= 500) {
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error = new Inaccessible(props)
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} else {
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error = new InvalidResponse(props)
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}
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}
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if (logErrors.includes(res.statusCode)) {
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log.error(new Error(`${res.statusCode} calling ${res.requestUrl.origin}`))
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}
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if (error) {
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error.response = res
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error.buffer = buffer
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throw error
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} else {
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return { buffer, res }
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}
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}
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}
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