The Gatekeeper, or a project gating system
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Matthieu Huin f4fcbce74a Add simple testing for Zuul CLI & REST API 1 year ago
doc zookeeper-tls-howto: Remove unused keystorepassword 1 year ago
etc authentication config: add optional max_validity_time, skew 2 years ago
playbooks Add ensure-pip to quick-start job 1 year ago
releasenotes/notes last3x release note: fix a typo 1 year ago
tests Add simple testing for Zuul CLI & REST API 1 year ago
tools Correct syntax to be compatible with mysql8 1 year ago
web Make task errors expandable 1 year ago
zuul REST API: fix discrepancies between RPC and REST outputs for autohold 1 year ago
.coveragerc Switch to stestr 3 years ago
.dockerignore Add web/node_modules to dockerignore 3 years ago
.gitignore Fix ignored but tracked .keep file 3 years ago
.gitreview OpenDev Migration Patch 2 years ago
.mailmap Fix pep8 E127 violations 9 years ago
.stestr.conf Switch to stestr 3 years ago
.zuul.yaml Merge "Run upload-docker-image on release" 1 year ago
COPYING Update README and add GPL license 3 years ago
Dockerfile Specifically use python 3.7 base images 1 year ago
LICENSE Initial commit. 9 years ago Optimize canMerge using graphql 1 year ago
README.rst Support nodes setting 'auto' python-path 2 years ago
TESTING.rst Docs: fix stestr run example 2 years ago
bindep.txt Require procps also for dpkg platforms 1 year ago
requirements.txt requirements: add explicit reference to dateutil 1 year ago
setup.cfg Add yappi and objgraph to container image 1 year ago Partial sync with OpenStack requirements. 8 years ago
test-requirements.txt Optimize canMerge using graphql 1 year ago
tox.ini Merge "Add DOCKER_* to passenv" 1 year ago



Zuul is a project gating system.

The latest documentation for Zuul v3 is published at:

If you are looking for the Edge routing service named Zuul that is related to Netflix, it can be found here:

If you are looking for the Javascript testing tool named Zuul, it can be found here:

Getting Help

There are two Zuul-related mailing lists:


A low-traffic announcement-only list to which every Zuul operator or power-user should subscribe.


General discussion about Zuul, including questions about how to use it, and future development.

You will also find Zuul developers in the #zuul channel on Freenode IRC.


To browse the latest code, see: To clone the latest code, use git clone

Bugs are handled at:!/project/zuul/zuul

Suspected security vulnerabilities are most appreciated if first reported privately following any of the supported mechanisms described at

Code reviews are handled by gerrit at

After creating a Gerrit account, use git review to submit patches. Example:

# Do your commits
$ git review
# Enter your username if prompted

Join #zuul on Freenode to discuss development or usage.


Zuul is free software. Most of Zuul is licensed under the Apache License, version 2.0. Some parts of Zuul are licensed under the General Public License, version 3.0. Please see the license headers at the tops of individual source files.

Python Version Support

Zuul requires Python 3. It does not support Python 2.

Since Zuul uses Ansible to drive CI jobs, Zuul can run tests anywhere Ansible can, including Python 2 environments.