This documents explains the processes and practices recommended for contributing enhancements to this operator.
- Generally, before developing enhancements to this charm, you should consider opening an issue explaining your use case.
- If you would like to chat with us about your use-cases or proposed implementation, you can reach us at Canonical Mattermost public channel or Discourse.
- Familiarising yourself with the Charmed Operator Framework library will help you a lot when working on new features or bug fixes.
- All enhancements require review before being merged. Code review typically
examines
- code quality
- test coverage
- user experience for Juju administrators this charm.
- Please help us out in ensuring easy to review branches by rebasing your pull
request branch onto the
main
branch. This also avoids merge commits and creates a linear Git commit history.
Install tox
, poetry
, and charmcraftcache
Install pipx: https://pipx.pypa.io/stable/installation/
pipx install tox
pipx install poetry
pipx install charmcraftcache
You can create an environment for development:
poetry install
tox run -e format # update your code according to linting rules
tox run -e lint # code style
tox run -e unit # unit tests
tox run -e integration # integration tests
tox # runs 'lint' and 'unit' environments
Build the charm in this git repository using:
charmcraftcache pack
# Create a model
juju add-model dev
# Enable DEBUG logging
juju model-config logging-config="<root>=INFO;unit=DEBUG"
# Deploy the charm
# `--trust` needed if Role Based Access Control (RBAC) (https://kubernetes.io/docs/concepts/security/rbac-good-practices/) is enabled on Kubernetes
juju deploy ./mysqlrouter-operator_ubuntu-20.04-amd64.charm \
--resource mysql-router-image=mysql/mysql-router:8.0 --trust
Canonical welcomes contributions to the Charmed MySQL-Router Operator. Please check out our contributor agreement if you're interested in contributing to the solution.