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fix: drop orphaned jobs when an installation is uninstalled
Daniel Roe
(Jul 10, 2026, 1:07 PM +0200)
b0ac91b9
87b6b726
+60
-2
+10
-1
server/api/github/webhook.post.ts
+10
-1
server/api/github/webhook.post.ts
···
8
8
} from '@octokit/webhooks-types'
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import { verify } from '@octokit/webhooks-methods'
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10
import { sql } from 'drizzle-orm'
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-
import { installation, webhookEvent } from '#server/db/schema'
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+
import { installation, job, webhookEvent } from '#server/db/schema'
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import { kickWorker } from '#server/utils/kick-worker'
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import { enqueue } from '#server/utils/queue'
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import { revokeKeysForInstallation } from '#server/utils/tangled-pubkey'
···
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// Revoke the user's sh.tangled.publicKey PDS records first; the cascade
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// below drops the local ssh_key rows that hold the rkeys we need.
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await revokeKeysForInstallation(body.installation.id)
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+
// Cancel any still-pending work for this install. The `job` table has no
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+
// FK to `installation` (payload carries the id as JSON), so nothing
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+
// cascades; left alone, these jobs retry to exhaustion failing on the
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+
// now-missing FK target (e.g. the ssh_key insert). Drop only unstarted
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+
// work; a running job finishes and no-ops on its own guards.
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+
await db.delete(job).where(sql`
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+
${job.status} in ('queued', 'failed')
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+
AND (${job.payload}->>'installationId')::bigint = ${body.installation.id}
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+
`)
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// installation row deletion cascades to user_identity, ssh_key, repo_mapping.
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await db.delete(installation).where(sql`${installation.id} = ${body.installation.id}`)
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}
+21
-1
server/utils/job-handlers.ts
+21
-1
server/utils/job-handlers.ts
···
1
1
import type { OAuthSession } from '@atproto/oauth-client-node'
2
2
import { and, eq, sql } from 'drizzle-orm'
3
-
import { repoMapping, userIdentity } from '../db/schema'
3
+
import { installation, repoMapping, userIdentity } from '../db/schema'
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import { useOAuthClient } from './atproto-oauth'
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import { useDb } from './db'
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import { installationOctokit } from './github-app'
···
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if (envelope.kind === 'atproto.publish-pubkey') {
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const { did, installationId, force } = publishPubkeyPayload(envelope.payload)
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+
// The install may have been uninstalled after this job was enqueued; its
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+
// row (and any ssh_key FK target) is then gone, so the key insert would
203
+
// fail forever on the foreign key. Drop cleanly instead of retrying, and
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+
// avoid publishing an orphan sh.tangled.publicKey record to the PDS.
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+
if (!(await installationExists(installationId))) return
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const client = await useOAuthClient()
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const session = await client.restore(did)
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if (force) await rotateKey({ oauthSession: session, installationId })
···
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const client = await useOAuthClient()
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return client.restore(identity[0]!.did)
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}
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+
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/**
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+
* Whether the `installation` row still exists. Jobs enqueued before an
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+
* uninstall can outlive the row (which cascade-deletes user_identity, ssh_key,
396
+
* repo_mapping); handlers use this to drop such orphaned work cleanly rather
397
+
* than failing on a foreign-key violation.
398
+
*/
399
+
async function installationExists(installationId: number): Promise<boolean> {
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+
const db = useDb()
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+
const rows = await db.select({ id: installation.id })
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+
.from(installation)
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+
.where(sql`${installation.id} = ${installationId}`)
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+
.limit(1)
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+
return rows.length > 0
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+
}
+29
test/unit/repository-handler.spec.ts
+29
test/unit/repository-handler.spec.ts
···
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expect(byRepoId[9002]?.disabledAt).toBeNull()
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})
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})
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+
321
+
describe('atproto.publish-pubkey install-existence guard', () => {
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+
beforeEach(async () => {
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+
process.env.NUXT_ENCRYPTION_KEY = crypto.randomBytes(32).toString('base64')
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+
clearEncryptionKeyCache()
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+
setDb(await createTestDb())
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+
restoreMock.mockReset()
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+
restoreMock.mockResolvedValue({ did: 'did:plc:abc' })
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+
})
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+
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+
afterEach(() => {
331
+
if (ORIGINAL_ENC_KEY === undefined) delete process.env.NUXT_ENCRYPTION_KEY
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+
else process.env.NUXT_ENCRYPTION_KEY = ORIGINAL_ENC_KEY
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+
clearEncryptionKeyCache()
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+
clearDb()
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+
})
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+
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+
it('drops the job without touching the PDS when the installation is gone', async () => {
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+
// No installation row: models a job enqueued before the user uninstalled.
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+
await dispatch({
340
+
id: 1,
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+
kind: 'atproto.publish-pubkey',
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+
payload: { did: 'did:plc:abc', installationId: 999, force: true },
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+
attempts: 1,
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+
})
345
+
// Guard short-circuits before restoring the session or publishing a record.
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+
expect(restoreMock).not.toHaveBeenCalled()
347
+
})
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+
})