Commit Graph

4 Commits

Author SHA1 Message Date
Jason Woltje
06de72a355 fix(#338): Implement proper system admin role separate from workspace ownership
- Replace workspace ownership check with explicit SYSTEM_ADMIN_IDS env var
- System admin access is now explicit and configurable via environment
- Workspace owners no longer automatically get system admin privileges
- Add 15 unit tests verifying security separation
- Add SYSTEM_ADMIN_IDS documentation to .env.example

Refs #338

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-02-05 16:44:50 -06:00
Jason Woltje
7390cac2cc fix(#338): Bind CSRF token to user session with HMAC
- Token now includes HMAC binding to session ID
- Validates session binding on verification
- Adds CSRF_SECRET configuration requirement
- Requires authentication for CSRF token endpoint
- 51 new tests covering session binding security

Security: CSRF tokens are now cryptographically tied to user sessions,
preventing token reuse across sessions and mitigating session fixation
attacks.

Token format: {random_part}:{hmac(random_part + user_id, secret)}

Refs #338

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-02-05 16:33:22 -06:00
Jason Woltje
6516843612 feat(#312): Implement core OpenTelemetry infrastructure
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Complete the telemetry module with all acceptance criteria:

- Add service.version resource attribute from package.json
- Add deployment.environment resource attribute from env vars
- Add trace sampling configuration with OTEL_TRACES_SAMPLER_ARG
- Implement ParentBasedSampler for consistent distributed tracing
- Add comprehensive tests for SpanContextService (15 tests)
- Add comprehensive tests for LlmTelemetryDecorator (29 tests)
- Fix type safety issues (JSON.parse typing, template literals)
- Add security linter exception for package.json read

Test coverage: 74 tests passing, 85%+ coverage on telemetry module.

Fixes #312

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-02-04 12:52:20 -06:00
Jason Woltje
e3dd490d4d fix(#84): address critical security issues in federation identity
Implemented comprehensive security fixes for federation instance identity:

CRITICAL SECURITY FIXES:
1. Private Key Encryption at Rest (AES-256-GCM)
   - Implemented CryptoService with AES-256-GCM encryption
   - Private keys encrypted before database storage
   - Decrypted only when needed in-memory
   - Master key stored in ENCRYPTION_KEY environment variable
   - Updated schema comment to reflect actual encryption method

2. Admin Authorization on Key Regeneration
   - Created AdminGuard for system-level admin operations
   - Requires workspace ownership for admin privileges
   - Key regeneration restricted to admin users only
   - Proper authorization checks before sensitive operations

3. Private Key Never Exposed in API Responses
   - Changed regenerateKeypair return type to PublicInstanceIdentity
   - Service method strips private key before returning
   - Added tests to verify private key exclusion
   - Controller returns only public identity

ADDITIONAL SECURITY IMPROVEMENTS:
4. Audit Logging for Key Regeneration
   - Created FederationAuditService
   - Logs all keypair regeneration events
   - Includes userId, instanceId, and timestamp
   - Marked as security events for compliance

5. Input Validation for INSTANCE_URL
   - Validates URL format (must be HTTP/HTTPS)
   - Throws error on invalid URLs
   - Prevents malformed configuration

6. Added .env.example
   - Documents all required environment variables
   - Includes INSTANCE_NAME, INSTANCE_URL
   - Includes ENCRYPTION_KEY with generation instructions
   - Clear security warnings for production use

TESTING:
- Added 11 comprehensive crypto service tests
- Updated 8 federation service tests for encryption
- Updated 5 controller tests for security verification
- Total: 24 tests passing (100% success rate)
- Verified private key never exposed in responses
- Verified encryption/decryption round-trip
- Verified admin authorization requirements

FILES CREATED:
- apps/api/src/federation/crypto.service.ts (encryption)
- apps/api/src/federation/crypto.service.spec.ts (tests)
- apps/api/src/federation/audit.service.ts (audit logging)
- apps/api/src/auth/guards/admin.guard.ts (authorization)
- apps/api/.env.example (configuration template)

FILES MODIFIED:
- apps/api/prisma/schema.prisma (updated comment)
- apps/api/src/federation/federation.service.ts (encryption integration)
- apps/api/src/federation/federation.controller.ts (admin guard, audit)
- apps/api/src/federation/federation.module.ts (new providers)
- All test files updated for new security requirements

CODE QUALITY:
- All tests passing (24/24)
- TypeScript compilation: PASS
- ESLint: PASS
- Test coverage maintained at 100%

Fixes #84

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-03 11:13:12 -06:00