What’s new in Gerrit 2.9

Statistics

	Gerrit 2.9-RC1	Gerrit 2.8	Gerrit 2.7	Gerrit 2.6	Gerrit 2.5	Gerrit 2.4
commits ➊	`988`	`1373`	`272`	`1301`	`508`	`122`
resolved issues	`43`	`72`	`9`	`85`	`51`	`35`
contributors	`37`	`54`	`31`	`56`	`34`	`22`

➊ not including merge commits

New Change Screen

The Change Screen was completely redesigned and is now based on the Gerrit REST API.

By default users get the new change screen.
The old change screen
- is still available
- will be removed with the next release

New Change Screen

../../img/new-change-screen-2.9.png

New Change Screen

../../img/new-change-screen-commit-message.png

New Change Screen

../../img/new-change-screen-edit-commit-message.png

New Change Screen

../../img/new-change-screen-commit-info.png

New Change Screen

../../img/new-change-screen-change-info.png

New Change Screen

../../img/new-change-screen-change-info-block.png

New Change Screen

../../img/new-change-screen-change-info-block-owner.png

New Change Screen

../../img/new-change-screen-change-info-block-reviewers.png

New Change Screen

../../img/new-change-screen-change-info-block-project-branch-topic.png

New Change Screen

../../img/new-change-screen-change-info-block-submit-strategy.png

New Change Screen

../../img/new-change-screen-change-info-block-last-update.png

New Change Screen

../../img/new-change-screen-change-info-block-actions.png

New Change Screen

../../img/new-change-screen-change-info-block-labels.png

New Change Screen

../../img/new-change-screen-merge-conflict.png

New Change Screen

../../img/new-change-screen-merge-change.png

New Change Screen

../../img/new-change-screen-files.png

New Change Screen

../../img/new-change-screen-file-list-comments.png

New Change Screen

../../img/new-change-screen-file-list-rename.png

New Change Screen

../../img/new-change-screen-file-list-repeating-paths.png

New Change Screen

../../img/new-change-screen-patch-sets.png

New Change Screen

../../img/new-change-screen-patch-set-list.png

New Change Screen

../../img/new-change-screen-download.png

New Change Screen

../../img/new-change-screen-download-commands.png

New Change Screen

../../img/new-change-screen-included-in.png

New Change Screen

../../img/new-change-screen-included-in-list.png

New Change Screen

../../img/new-change-screen-star.png

New Change Screen

../../img/new-change-screen-related-changes.png

New Change Screen

../../img/new-change-screen-conflicts-with.png

New Change Screen

../../img/new-change-screen-same-topic.png

New Change Screen

../../img/new-change-screen-cherry-picks.png

New Change Screen

../../img/new-change-screen-reply.png

New Change Screen

../../img/new-change-screen-replying.png

New Change Screen

../../img/new-change-screen-quick-approve.png

New Change Screen

../../img/new-change-screen-history.png

New Change Screen

../../img/new-change-screen-reply-to-summary-comment.png

New Change Screen

../../img/new-change-screen-replied.png

New Change Screen

../../img/new-change-screen-inline-comments.png

New Change Screen

../../img/new-change-screen-change-update.png

New Change Screen

../../img/new-change-screen-plugin-extension-points.png

Old Change Screen (for comparison)

New Side-by-Side Diff Screen

based on CodeMirror

../../img/new-side-by-side-diff-screen.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-project-and-file.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-syntax-coloring.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-scrollbar.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-inline-comments.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-reply.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-replied.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-comment.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-commented.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-file-level-comment.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-file-level-commented.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-expand-skipped-lines.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-red-bar.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-column.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-search.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-reviewed.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-choose-patch-sets.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-navigation.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-preferences.png

New Side-by-Side Diff Screen

../../img/new-side-by-side-diff-screen-dark-theme.png

Old Side-by-Side Diff Screen (for comparison)

../../img/old-side-by-side-diff-screen.png

Change List

../../img/change-list-merge-conflict.png

Change List

../../img/change-list-change-size.png

Change List

../../img/change-list-change-size-no-bars.png

Change List

$../../img/gerrit-open-changes.png$

Change List

../../img/gerrit-merged-changes.png

Custom Dashboard

$../../img/custom-dashboard-mergeable.png$

Custom Dashboard

../../img/custom-dashboard-parentproject.png

Custom Dashboard

../../img/custom-dashboard-drilldown.png

Clone Command with commit-msg Hook

../../img/clone-command-with-commit-msg-hook.png

Change HEAD

../../img/change-head.png ../../img/change-head-2.png

Change Parent Project

../../img/change-parent-project.png

Project List

../../img/project-state.png

Run GC

../../img/run-gc.png

Remove Reviewer

../../img/remove-reviewer.png

../../img/remove-reviewer-change-message.png

User Preferences

../../img/user-preferences-uk-date-format.png

Include Topic in Merge Commit Messages

../../img/topic-in-merge-commit.png

Return Change URL on Push if Change is updated

../../img/return-change-url-on-push-if-change-updated.png

Documentation

Restructuring of Documentation Index

Documentation Search

Search Box
Search Result
REST endpoint to search in Gerrit documentation
SSH command to search in Gerrit documentation

Plugin Highlights

Plugin API to invoke the REST API
Plugins can add entire Screens to Gerrit

Plugin Highlights

Plugins can have Setting Screen which is linked from Plugin List Screen
Support to edit Project Plugin Configuration Parameters in UI

Questions?

Backup Slides

Search

new Search Operators
- is:mergeable
  Changes that have no merge conflicts and could be merged into the destination branch.
- parentproject:<PROJECT>
  Finds changes of in PROJECT or in one of the child projects of PROJECT.
- conflicts:<CHANGE>
  Changes that conflict with CHANGE.
- Operators for absolute last-updated-on Search
  Pagination uses Offsets instead of Sortkey
  - before:<TIME> / until:<TIME>
  - after:<TIME> / since:<TIME>
Support exact match on File Parts in file:<NAME> operator
Query shorthands
- o = owner
- r = reviewer
- p = project
- f = file

Access Rights

Global Capability for viewing all Accounts
New Change Owner group
Support on behalf of for submit Operation

Administration

WARNING: Query Support for SQL index is deleted!
Init step for installing the Verified Label
Default Submit Type for newly created Projects can be configured
Interactive Jython Shell
sshd_log and httpd_log can use log4j config
Draft Workflow can be disabled
Configuration for checking of Received Objects
SSH Command create-branch for creating Branches
Stable CSS class names

NoteDB

Move Data from Database into Git Notes:

PatchSetApprovals

REST API

REST endpoint to get content of a file from HEAD of a branch

Plugin Administration

Remote Plugin Installation is by default disabled

Plugin Extension Points

"Message Of The Day"
Validation for
- project creation
- group creation
Init steps can do initialisation after the site is created
- All-Projects project.config can be read and edited
Initialization of ReceivePack
Registration of PostReceiveHooks
Registration of Root Level Commands
Multiple SSH Commands can be bound to the same Class
DataSource Interception

JavaScript Plugins

JavaScript Callback
- Gerrit.on(history, f)
- Gerrit.on(submitchange, f)
- Gerrit.on(showchange, f)
change_plugins element on new Change Screen

Replication Plugin

Support Replication of HEAD Updates
Sends Stream Events for Ref Replication
Never Replicate automerge-cache Commits
Default push refSpec is changed to refs/*:refs/* (non-forced push)
Replications failed due to "failed to lock" errors are retried
Config Changes can be detected and replication is automatically restarted

Other Plugins

new plugins for Issue Tracker Integration (Bugzilla, Jira, RTC) which are configurable per project:
new serviceuser plugin that provides a self-service for the creation of service users