Release 1.17.0

Backend Changes

New Features

• [tracegen] Add service name as a command line option (#2080, @kevinearls)
• Allow the Configuration of Additional Headers on the Jaeger Query HTTP API (#2056, @joe-elliott)
• Warn about time adjustment in tags (#2052, @bobrik)
• Add CLI flags for Kafka batching params (#2047, @apm-opentt)
• Added support for dynamic queue sizes (#1985, @jpkrohling)
• [agent] Process data loss stats from clients (#2010, @yurishkuro)
• Add /api/sampling endpoint in collector (#1990, @RickyRajinder)
• Add basic authentication to Kafka storage (#1983, @chandresh-pancholi)
• Make operation_strategies part also be part of default_strategy (#1749, @rutgerbrf)

Bug fixes, Minor Improvements

• Upgrade gRPC to ^1.26 (#2077, @yurishkuro)
• Remove pkg/errors from dependencies (#2073, @yurishkuro)
• Update dependencies, pin grpc<1.27 (#2072, @yurishkuro)
• Refactor collector mains (#2060, @jpkrohling)
• Clarify that "kafka" is not a real storage backend (#2066, @yurishkuro)
• Added -trimpath option to go build (#2064, @kadern0)
• Use memory size flag to activate dyn queue size feature (#2059, @jpkrohling)
• Add before you push to the queue to prevent race condition on size (#2044, @joe-elliott)
• Count received batches from conforming clients (#2030, @yurishkuro)
• [agent] Do not increment data loss counters on the first client batch (#2028, @yurishkuro)
• Allow raw port numbers for UDP servers (#2025, @yurishkuro)
• Publish tracegen (#2022, @jpkrohling)
• Build binaries for Linux on IBM Z / s390x architecture (#1982, @prankkelkar)
• Admin/Query: Log the real port instead of the provided one to enable the use of port 0 (#2002, @ChadiEM)
• Split agent's HTTP server and handler (#1996, @yurishkuro)
• Clean-up collector handlers builder (#1991, @yurishkuro)
• Added 'resize' operation to BoundedQueue (#1948, @jpkrohling)
• Add common TLS configuration (#1838, @backjo)

UI Changes

• UI pinned to version 1.7.0. The changelog is available here v1.7.0