gRPC-go Release 1.25.0

[Menghan Li]

gRPC-go 1.25.0 is now released. Full release notes:

API Changes

• resolver: move dns and passthrough to internal (#3116)

New Features

• credentials: add RequestInfo to context passed to GetRequestMetadata (#3057)
  • Special Thanks: @shanel-at-google
• resolver: add State fields to support error handling (#2951)
• clientconn: override authority with address's ServerName, if set (#3073)
  • Special Thanks: @jpbetz
• server: add ServerOption HeaderTableSize (#2931)
  • Special Thanks: @MoZhonghua
• resolver: Add new fields to resolver.BuildOption struct to support dialing a remote name resolver (#3098)
• client: add WithConnectParams to configure connection backoff and timeout (#2960)

Performance Improvements

• Use exact size, if known, to allocate decompression buffer (#3048)
  • Special Thanks: @bboreham

Bug Fixes

• interop, examples: use localhost instead of 127.0.0.1 (#3124)
• client: fix race between client-side stream cancellation and compressed server data arriving (#3054)
• grpclb: enter fallback if no balancer addresses are available (#3119)
• client: fix keepalive ping rate (#3102)
• clientconn: fix potential deadlock caused by ResetConnectBackoff (#3051)

Documentation

• doc: add more details to ClientConn (#3096)
• examples: add Unimplemented___Server to all example servers (#3071)
• examples: create an example for enabling and configuring retry (#3028)
  • Special Thanks: @yhyddr

Please see release at: https://github.com/grpc/grpc-go/releases/tag/v1.25.0