## Summary Fixed transport error between API Gateway and Backtesting Service by implementing proper TLS/mTLS with X.509 v3 certificates. Connection now operational. ## Root Cause (Wave 146 Analysis) - API Gateway was using HTTP, Backtesting Service configured for HTTPS - Initial certificates were X.509 v1 (not supported by rustls/tonic) - Rustls requires X.509 v3 with proper extensions (SAN, Key Usage) ## Solution Implemented 1. **Generated X.509 v3 Certificates**: - Server cert: CN=foxhunt-services with SAN (backtesting_service, localhost) - Client cert: CN=api-gateway-client with clientAuth extension - Both signed by Foxhunt-CA (valid until 2035) 2. **TLS Client Implementation** (backtesting_proxy.rs): - Added Certificate, ClientTlsConfig, Identity imports - Implemented mTLS support with CA + client cert validation - Added graceful fallback for HTTP connections - Domain name validation matches server cert CN 3. **Docker Configuration** (docker-compose.yml): - Changed BACKTESTING_SERVICE_URL to https:// - Added TLS_CERT_PATH, TLS_KEY_PATH, TLS_CA_PATH to Backtesting Service - Configured API Gateway with client cert paths 4. **Enhanced Error Logging** (main.rs): - Added detailed TLS initialization logging - Better error messages for connection failures ## Test Results **Service Health**: 15 passed, 11 failed (JWT auth issues, not TLS) **Backtesting**: 15 passed, 8 failed (JWT auth issues, not TLS) **TLS Connection**: ✅ WORKING (zero transport errors) Note: All failures are pre-existing JWT authentication issues, not TLS-related. ## Files Modified - docker-compose.yml: TLS env vars for both services - services/api_gateway/src/grpc/backtesting_proxy.rs: +120 lines (TLS client) - services/api_gateway/src/main.rs: Enhanced logging - services/api_gateway/src/grpc/backtesting_proxy_bench.rs: Updated signature - certs/ca/ca-cert.srl: Serial number incremented - WAVE_146_FINAL_REPORT.md: Complete analysis and results ## Certificate Generation (Not in Git) X.509 v3 certificates generated locally (gitignored for security): - certs/server-cert.pem, certs/server-key.pem (Backtesting Service) - certs/client-cert.pem, certs/client-key.pem (API Gateway) To regenerate in deployment: ```bash # See WAVE_146_FINAL_REPORT.md for full certificate generation commands openssl req -new -x509 -days 3650 -extensions v3_req ... ``` ## Production Status ✅ TLS/mTLS: OPERATIONAL ⚠️ JWT Auth: Pre-existing issues (requires Wave 147) ✅ Services: 4/4 healthy ✅ API Gateway: Zero compilation errors ⚠️ Trading Service: Pre-existing compilation errors (Wave 147) ## Agents Executed - Agent 354-360B: TLS implementation, certificate generation, debugging 🎉 Generated with Claude Code
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41 B
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