Merge branch 'stable-3.4' into stable-3.5

* stable-3.4:
  Bump global-refdb to v3.4.0
  Introduce zookeeper-refdb init step
  Bump zookeeper and netty versions
  Bazel: Format BUILD file with buildifier

Change-Id: I44aef9ae07c3a3a06249ebc8af945ab3bc329393
tree: 9a9300d50080673c5a6c2f428e47e4e0a505d4ed
  1. src/
  2. .gitignore
  3. BUILD
  4. external_plugin_deps.bzl
  5. Jenkinsfile

Gerrit Zookeeper ref-db

This plugin provides an implementation of the Gerrit global ref-db backed by Apache Zookeeper.

Requirements for using this plugin are:

  • Gerrit v3.2 or later
  • Apache Zookeeper v3.4 or later

Typical use-case

The global ref-db is a typical use-case of a Gerrit multi-master scenario in a multi-site setup. Refer to the Gerrit multi-site plugin for more details on the high level architecture.