Sourced from grpcio's releases.

Release v1.23.0

This is the 1.23.0 release (gangnam) of gRPC Core.

Please see the notes for the previous releases here: https://github.com/grpc/grpc/releases. Please consult https://grpc.io/ for all information regarding this product.

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

Core

• Backport #19924 to v1.23.x. (#19935)
• Add missing APP callback context for custom iomgr. (#19687)
• Increase lower bound on DNS re-resolution period to 30 seconds. (#19661)
• Make sure there is at least a header in the frame storge of H2. (#19657)
• Fix segfault when forking while using gevent. (#19556)
• Mpmcqueue. (#19358)
• Disable the backup poller when using the background poller. (#19454)
• Clearly callout the behavior for listening ports. (#19529)
• Enable CFStream by default on iOS. (#19439)
• Fix DNS resolver cooldown. (#19489)
• Simplify and fix c-ares TCP path on Windows. (#19397)
• Modify codegen to use grpc_impl namespace and other cleanup. (#19435)

C++

• Channel idleness. (#19634)
• Threadpool. (#19544)
• Bump min CMake to 3.5.1 to match Google benchmark. (#19467)
• Migrate from dep.proto. to dep[ProtoInfo] provider. (#19420)

C#

• Move ChannelExtensions (interceptor support) to Grpc.Core.Api (for v1.23.x branch). (#19853)
• Refactor ChannelCredentials and move to Grpc.Core.Api. (#19712)
• C# bump major version to 2.x. (#19796)
• Add ChannelBase, change ClientBase constructor argument. (#19599)
• Remove System.Interactive.Async dependency. (#19059)
• dont use shutdownRef count for sync completion queue. (#19629)
• C# - remove delegate allocation and boxing from cancellation registrations. (#19610)
• csharp: Remove a double-box on Timespec. (#19525)
• C#: add System.Memory dependency and use Span<> internally for all target frameworks . (#19569)
• csharp remove byte[] allocations during UTF8 encode/decode. (#19511)
• csharp: remove AuthContext's Lazy usage . (#19533)
• csharp avoid capture-context in HandleNewServerRpc => HandleCallAsync. (#19526)
• Make sure Grpc metapackage includes Grpc.Core.targets. (#19449)

Objective-C

... (truncated)

Sourced from grpcio's changelog.

v1.23.0 |Jul 30, 2019 |Aug 13, 2019
v1.24.0 |Sept 10, 2019 |Sept 24, 2019
v1.25.0 |Oct 22, 2019 |Nov 5, 2019
v1.26.0 |Dec 3, 2019 |Dec 17, 2019

• 7c07649 Merge pull request #19950 from karthikravis/v1.23.x
• 7b3e9e8 Merge pull request #19935 from yashykt/backport_http2sec.v1.23.x
• 136d3da Regenerate projects
• 03ec155 Bump version to v1.23.0
• 313b7c5 Backport #19924 to v1.23.x
• ae91cd0 Merge pull request #19862 from murgatroid99/client_filter_no_memset
• b99d3e1 Remove redundant and problematic memset
• fc1e185 Merge pull request #19853 from jtattermusch/move_channelextension
• 8c99479 move ChannelExtensions to Grpc.Core.Api
• 2ae2bb7 Merge pull request #19828 from karthikravis/v1.23.x
• Additional commits viewable in compare view

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