Release 1.18.0

API Changes

• client: deprecates FailFast & replaces its use by WaitForReady. (#2522)

Behavior Changes

• client: make handshake required 'on' by default, not 'hybrid' (#2565)
  • See issue #2406 for more information

New Features

• health: shutdown server to set NOT_SERVING and disallow future updates (#2513)
• channelz: implement GetServer method (#2537)
  • Special Thanks: @kazegusuri
• health: resume health server (#2528)

Bug Fixes

• client: report last connection error to RPCs via v1 balancer API (#2508)
• grpclb: re-resolve when the stream to GRPCLB balancer fails (#2502)
• client: do not expose trailer if client cancels RPC before receiving its status (#2554)
• grpclb: filter out grpclb addresses if balancer in use is not grpclb (#2509)
• channelz: respect max_results in listing methods (#2516)
  • Special Thanks: @kazegusuri

Documentation

• example: add echo proto (#2505)
• example: load_balancing (#2504)
• example: deadline (#2494)
• example: compression (#2527)
• example: interceptor (#2541)
• example: errors (#2521)
• example: authentication (#2531)
• example: debugging (#2536)
• example: encryption (#2524)
• example: errors (#2534)
• example: metadata (#2500)
• example: wait_for_ready (#2503)
• example: multiplex (#2477)
• example: cancellation (#2525)
• example: name_resolving (#2514)