gRPC - v1.54.0

This is release 1.54.0 (gracious) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

• Per Foundational C++ Support, gRPC dropped Visual Studio 2017 support, the minimum version of Visual Studio that gRPC supports is 2019.
• XDS: enable XDS federation by default. (#32711)
• [EventEngine] Add EventEngine::*Handle equality operators. (#32695)
• TlsCreds: Support revocation of intermediate in chain. (#32544)
• [config] Move global config alongside core configuration. (#30788)
• feat: Auth lib: Remove 3PI config url validation. (#32450)

C++

• Upgrade abseil to 20230125.2. (#32733)
• Update minimum MSVC version to 2019. (#32614)
• [GcpObservability C++] Backport: De-experimentalize API (#32715). (#32813)
• OpenCensus: Fix round_trip time. (#32694)
• Update OpenCensus to HEAD (5501a1a). (#32687)
• OpenCensus: Add annotations for messages. (#32646)

PHP

• Use correct namespace for checking if the isDefaultRootsPemSet method exists. (#31580)

Python

• Fix DeprecationWarning when calling asyncio.get_event_loop(). (#32533)
• Remove references to deprecated syntax field. (#32497)