Release 1.4

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

This is the 1.4 release of gRPC

C-core

• Bug fix in Cronet transport (#10958)
• Server backward compatibility management (#10849)

C++:

• Server backward compatibility management (#11118)

Python:

• Server-side authentication context (issue 7710, pull request 10993)
• The Beta API will be removed in the next release. This covers all APIs under grpc.beta and grpc.framework.

Ruby:

• Fixes a breakage of compatibility with glibc < 2.15 which occurred in the 1.3.4 release, (info in issue #11346)

PHP:

• Composer dependency change (#11173): we decoupled the google/protobuf package dependency. Please either explicitly add google/protobuf to your composer.json file or install the "protobuf" PECL extension for better performance.
• Experimental Windows support (#8161): users can now download pre-compiled DLL on the PECL package page: https://pecl.php.net/package/grpc
• Fixed memory leaks (#9559, #10996)
• Fixed gRPC extension reported version (#10842)
• Fixed Protoc plugin comment escape issue (#11025)

C#:

• Fix memory leaks in C# native code (#11436)
• Better reporting of failure to bind server ports when starting a server (#11353)
• Performance Improvements

Objective-c:

• Supports parsing responses in a user-specified dispatch queue
• Fixed a memory leak problem (#11567)