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8033ca6399
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dev
helm-3.65.1
v0.69
v0.70beta
v3.33
${ noResults }
4 Commits (8033ca6399a00c248b67d41c4086f3840bbed7d0)
| Author | SHA1 | Message | Date |
|---|---|---|---|
chrislu
|
baed1e156a |
fmt
|
2 months ago |
|
chrislu
|
c3dd0c566e |
Fix OffsetCommit/OffsetFetch hardcoded parsing for real clients
CRITICAL FIX: Implement proper OffsetCommit/OffsetFetch request parsing ## Issues Fixed: - OffsetCommit was returning hardcoded 'test-topic' with partition 0 - OffsetFetch was ignoring actual topics/partitions in requests - Consumer groups could not commit/fetch real offsets - Parsing logic was completely stubbed out ## OffsetCommit Implementation: - Parse RetentionTime (8 bytes, -1 for broker default) - Parse Topics array with actual topic names - Parse Partitions array with: - Partition index (4 bytes) - Committed offset (8 bytes) - Leader epoch (4 bytes) - Metadata (nullable string) - Added comprehensive debug logging ## OffsetFetch Implementation: - Parse Topics array with actual topic names - Parse Partitions array (empty = fetch all partitions) - Parse RequireStable flag for transactional consistency - Handle 'fetch all partitions' case (partitionsCount = 0) - Added comprehensive debug logging ## Protocol Compliance: - Follows Kafka protocol specification for OffsetCommit/OffsetFetch - Proper handling of nullable strings and arrays - Correct byte order parsing (BigEndian) - Robust error handling for malformed requests ## Testing: - Compilation successful - Debug logging will show actual parsed values - Should enable real consumer group offset management This fix resolves the second most critical compatibility issue preventing real Kafka clients from managing consumer group offsets. |
2 months ago |
|
chrislu
|
5595dfd476 |
mq(kafka): Add comprehensive protocol compatibility review and TODOs
- Create PROTOCOL_COMPATIBILITY_REVIEW.md documenting all compatibility issues - Add critical TODOs to most problematic protocol implementations: * Produce: Record batch parsing is simplified, missing compression/CRC * Offset management: Hardcoded 'test-topic' parsing breaks real clients * JoinGroup: Consumer subscription extraction hardcoded, incomplete parsing * Fetch: Fake record batch construction with dummy data * Handler: Missing API version validation across all endpoints - Identify high/medium/low priority fixes needed for real client compatibility - Document specific areas needing work: * Record format parsing (v0/v1/v2, compression, CRC validation) * Request parsing (topics arrays, partition arrays, protocol metadata) * Consumer group protocol metadata parsing * Connection metadata extraction * Error code accuracy - Add testing recommendations for kafka-go, Sarama, Java clients - Provide roadmap for Phase 4 protocol compliance improvements This review is essential before attempting integration with real Kafka clients as current simplified implementations will fail with actual client libraries. |
2 months ago |
|
chrislu
|
26acff4373 |
mq(kafka): Phase 3 Step 2 - Offset Management
- Implement OffsetCommit API (key 8) for consumer offset persistence - Implement OffsetFetch API (key 9) for consumer offset retrieval - Add comprehensive offset management with group-level validation - Integrate offset storage with existing consumer group coordinator - Support offset retention, metadata, and leader epoch handling - Add partition assignment validation for offset commits - Update ApiVersions to advertise 11 APIs total (was 9) - Complete test suite with 14 new test cases covering: * Basic offset commit/fetch operations * Error conditions (invalid group, wrong generation, unknown member) * End-to-end offset persistence workflows * Request parsing and response building - All integration tests pass with updated API count (11 APIs) - E2E tests show '84 bytes' response (increased from 72 bytes) This completes consumer offset management, enabling Kafka clients to reliably track and persist their consumption progress across sessions. |
2 months ago |