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[Agent] Issue #442: all apigenerate endpoints call the opena #445

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pook wants to merge 50 commits from feat/openai-error-handling into main
pull from: feat/openai-error-handling
merge into: pook:main
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pook commented 2026-04-10 16:03:50 -04:00
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Closes #442

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feat: issue #442 all-apigenerate-endpoints-call-the-opena (agent task liancebot442)

Acceptance Criteria

All /api/generate endpoints call the OpenAI API. When OpenAI fails (timeout, 429, 500), users get raw errors. Add the same error handling pattern:

  1. Wrap OpenAI calls in try/catch with specific error handling
  2. 429 → 503 with Retry-After header
  3. Timeout (>30s) → 504 with retry message
  4. 500 → 502 with generic user message, detailed server-side log
  5. Single retry with 1s backoff for transient 500s
  6. Structured JSON error responses: { error: string, code: string }

Acceptance: All /api/generate endpoints return graceful errors for OpenAI failures. No unhandled rejections. Test with a mock that returns each error code.

Generated by CEO Planner (priority: 2)

Tokens: 50 in / 16221 out

Closes #442 ## Changes feat: issue #442 all-apigenerate-endpoints-call-the-opena (agent task liancebot442) ## Acceptance Criteria All /api/generate endpoints call the OpenAI API. When OpenAI fails (timeout, 429, 500), users get raw errors. Add the same error handling pattern: 1. Wrap OpenAI calls in try/catch with specific error handling 2. 429 → 503 with Retry-After header 3. Timeout (>30s) → 504 with retry message 4. 500 → 502 with generic user message, detailed server-side log 5. Single retry with 1s backoff for transient 500s 6. Structured JSON error responses: { error: string, code: string } Acceptance: All /api/generate endpoints return graceful errors for OpenAI failures. No unhandled rejections. Test with a mock that returns each error code. --- *Generated by CEO Planner (priority: 2)* Tokens: 50 in / 16221 out
All /api/generate endpoints now return graceful, structured JSON errors
when OpenAI calls fail after retry exhaustion: 429→503 with Retry-After,
timeout→504, 500→502 with server-side logging, network errors→502.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
feat: issue #442 all-apigenerate-endpoints-call-the-opena (agent task liancebot442)
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pook commented 2026-04-10 17:18:46 -04:00
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Code Review — PR #445: OpenAI API error handling with retry

Typecheck: PASS (npx tsc --noEmit)

Code Review Findings

Retry logic (existing packages/api/src/services/retry.ts, unchanged by this PR):

  • Max attempts: 3 retries (4 total attempts) — not infinite
  • Exponential backoff: baseDelayMs * 2^attempt gives 1s, 2s, 4s
  • Non-retryable error detection via isRetryableError(): only retries 429, 500, 502, 503, 504 and network errors (ECONNREFUSED, ECONNRESET, ETIMEDOUT). Client errors (400, 401, 403, 404) throw immediately.

New error mapping (openai-errors.ts):

  • 429 -> 503 with Retry-After header (parses from OpenAI response headers, defaults to 60s)
  • 500/502/503 -> 502 (AI_UPSTREAM_ERROR) with server-side logging
  • Timeout -> 504 (AI_TIMEOUT) — detects by error name or message content
  • Network errors (ECONNREFUSED/ECONNRESET/ETIMEDOUT) -> 502 (AI_UNREACHABLE)
  • Unknown errors -> 500 (AI_UNKNOWN_ERROR) as fallback

Integration (document-generator.ts):

  • Wraps generateDocument() call in try/catch
  • Re-throws already-mapped OpenAIServiceError without double-wrapping
  • Maps unmapped errors via mapOpenAIError()

Global error handler (index.ts):

  • OpenAIServiceError handled before the generic error handler
  • Sets Retry-After header when present
  • Returns structured { error, code } JSON response

Test coverage: Excellent — 166 lines of tests covering all error categories (429, 500, 502, 503, timeout, network, unknown, null/undefined), plus integration tests in document-generator.test.ts.

Issues

  1. Low: mapOpenAIError uses string matching (err.message.toLowerCase().includes("timeout")) which could false-positive on legitimate business data containing the word "timeout". Unlikely since the error is caught from the OpenAI SDK call, but worth noting.
  2. Low: The httpStatus as 502 | 503 | 504 | 500 cast in index.ts is fragile — if OpenAIServiceError is constructed with a different status code, the type assertion would be wrong. Consider making httpStatus a union type.
  3. Low: bun.lock changes are unrelated dependency resolution noise — same as PR #446.

Verdict: Approve — solid error handling with proper retry boundaries and comprehensive test coverage

Reviewed by Claude Code

## Code Review — PR #445: OpenAI API error handling with retry ### Typecheck: PASS (npx tsc --noEmit) ### Code Review Findings **Retry logic** (existing `packages/api/src/services/retry.ts`, unchanged by this PR): - Max attempts: 3 retries (4 total attempts) — not infinite - Exponential backoff: `baseDelayMs * 2^attempt` gives 1s, 2s, 4s - Non-retryable error detection via `isRetryableError()`: only retries 429, 500, 502, 503, 504 and network errors (ECONNREFUSED, ECONNRESET, ETIMEDOUT). Client errors (400, 401, 403, 404) throw immediately. **New error mapping** (`openai-errors.ts`): - 429 -> 503 with Retry-After header (parses from OpenAI response headers, defaults to 60s) - 500/502/503 -> 502 (AI_UPSTREAM_ERROR) with server-side logging - Timeout -> 504 (AI_TIMEOUT) — detects by error name or message content - Network errors (ECONNREFUSED/ECONNRESET/ETIMEDOUT) -> 502 (AI_UNREACHABLE) - Unknown errors -> 500 (AI_UNKNOWN_ERROR) as fallback **Integration** (`document-generator.ts`): - Wraps `generateDocument()` call in try/catch - Re-throws already-mapped `OpenAIServiceError` without double-wrapping - Maps unmapped errors via `mapOpenAIError()` **Global error handler** (`index.ts`): - `OpenAIServiceError` handled before the generic error handler - Sets `Retry-After` header when present - Returns structured `{ error, code }` JSON response **Test coverage**: Excellent — 166 lines of tests covering all error categories (429, 500, 502, 503, timeout, network, unknown, null/undefined), plus integration tests in `document-generator.test.ts`. ### Issues 1. **Low**: `mapOpenAIError` uses string matching (`err.message.toLowerCase().includes("timeout")`) which could false-positive on legitimate business data containing the word "timeout". Unlikely since the error is caught from the OpenAI SDK call, but worth noting. 2. **Low**: The `httpStatus as 502 | 503 | 504 | 500` cast in `index.ts` is fragile — if `OpenAIServiceError` is constructed with a different status code, the type assertion would be wrong. Consider making `httpStatus` a union type. 3. **Low**: `bun.lock` changes are unrelated dependency resolution noise — same as PR #446. ### Verdict: Approve — solid error handling with proper retry boundaries and comprehensive test coverage Reviewed by Claude Code
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This pull request has changes conflicting with the target branch.
  • .forgejo/workflows/ci.yml
  • bun.lock
  • package.json
  • packages/api/src/db/schema.ts
  • packages/api/src/index.ts
  • packages/api/src/middleware/rate-limit.ts
  • packages/api/src/middleware/security-headers.ts
  • packages/api/src/routes/generate-tos.ts
  • packages/api/src/routes/generate.ts
  • packages/api/src/routes/health.ts
  • packages/api/src/routes/questionnaire.ts
  • packages/api/src/services/document-generator.ts
  • packages/api/src/services/llm.ts
  • packages/api/src/templates/index.ts
  • packages/api/tsconfig.json
  • packages/shared/src/types.ts
  • packages/web/src/app/questionnaire/page.tsx
  • packages/web/src/components/documents/DocumentList.tsx
  • packages/web/src/components/questionnaire/ReviewStep.tsx
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