Cognito get_user_by_access_token failed: Aws::STS::Errors::Http408Error, #<Cupix::Auth::VerifiedAcce
Service
cupixworks-api
Occurrences
1
Status
Reported
Confidence
85%
Actionability
44%
Cluster ID
cb4941f6-0404-4f42-bcd5-1e7fef010e07
First Seen
2026-05-22 14:44 UTC
Last Seen
2026-05-22 14:44 UTC
Datadog
SlackActions
Cognito get_user_by_access_token failed: Aws::STS::Errors::Http408Error, #<Cupix::Auth::VerifiedAcce
What Happened#
2026-05-22 14:44:44 UTC에 cupixworks-api production (us-west-2)에서 Cognito 인증 과정 중 AWS STS assume_role 호출이 HTTP 408 (Request Timeout)으로 실패했다. 유효한 access token을 가진 사용자 1명의 API 요청이 인증 실패(AUTH20009)로 거부되었다. 단발성 이벤트로, 동일 에러는 3일간(May 20-23) 다른 발생 기록이 없다.
Quick Facts#
| Field | Value |
|---|---|
| exception.class | Aws::STS::Errors::Http408Error |
| exception.message | Cognito get_user_by_access_token failed: Aws::STS::Errors::Http408Error |
| top_frame | lib/cupix/auth/verification.rb:82 |
| env | production, us-west-2 |
| deploy | production-us-west-2-20260522T0559Z0-3e770a15-cupixworks |
Timeline#
- 2026-05-22T14:44:44.663Z — STS assume_role HTTP 408 timeout 발생, 사용자 인증 실패
- 2026-05-22T14:44:44.663Z — Error-sweeper가 에러 수집
- 2026-05-23 — RCA 완료
Scoring#
Confidence 85% · Actionability 44%
Confidence#
| Dimension | Score | Detail |
|---|---|---|
| Evidence completeness | 5/5 | 10 code refs, 3 log queries |
| Code path explicitness | 3/3 | 10 file:line refs |
| Log evidence | 3/3 | section, query, pattern |
| RCA structure | 3/3 | 3/3 sections |
| Revision history | 0/3 | 0 revision(s) |
| Agent execution | 3/3 | success |
Actionability#
| Dimension | Score | Detail |
|---|---|---|
| Fix complexity | 5/5 | trivial |
| Affected files | 1/5 | 7 file(s) |
| Single repo | 1/3 | 2 service(s) |
| Immediate actions | 0/3 | absent |
| Testability | 0/3 | no test info |
| External dependency | 1/3 | external deps found |
| Data migration | 3/3 | no migration |