mirror of
https://github.com/PyratLabs/ansible-role-k3s
synced 2024-11-09 15:03:31 +01:00
Updated for 0.10.0, adding molecule testing with Travis-CI
This commit is contained in:
parent
2327d0433d
commit
efc703541c
21 changed files with 215 additions and 14 deletions
5
.gitignore
vendored
5
.gitignore
vendored
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@ -4,5 +4,6 @@ VAULT_PASSWORD
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VAULT_PASS
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.vault_pass
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.vault_pass.asc
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tests/fetch
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tests/ubuntu-*.log
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vagramt/fetch
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vagrant/ubuntu-*.log
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__pycache__
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39
.travis.yml
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39
.travis.yml
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@ -0,0 +1,39 @@
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---
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# Thanks to geerlingguy!
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language: python
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services: docker
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env:
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global:
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- ROLE_NAME: k3s
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matrix:
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- MOLECULE_DISTRO: centos8
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- MOLECULE_DISTRO: centos7
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- MOLECULE_DISTRO: ubuntu1804
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- MOLECULE_DISTRO: debian10
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- MOLECULE_DISTRO: fedora29
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- MOLECULE_DISTRO: fedora30
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- MOLECULE_DISTRO: amazonlinux2
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# Test other role features.
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- MOLECULE_DISTRO: centos7
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MOLECULE_PLAYBOOK: playbook-docker.yml
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install:
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# Install test dependencies.
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- pip install molecule docker jmespath
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before_script:
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# Use actual Ansible Galaxy role name for the project directory.
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- cd ../
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- mv ansible-role-$ROLE_NAME xanmanning.$ROLE_NAME
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- cd xanmanning.$ROLE_NAME
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script:
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# Run tests.
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- molecule test
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notifications:
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webhooks: https://galaxy.ansible.com/api/v1/notifications/
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11
.yamllint
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11
.yamllint
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@ -0,0 +1,11 @@
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extends: default
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rules:
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braces:
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max-spaces-inside: 1
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level: error
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brackets:
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max-spaces-inside: 1
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level: error
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line-length: disable
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truthy: disable
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@ -3,6 +3,8 @@
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Ansible role for installing [Racher Labs k3s](https://k3s.io/) ("Lightweight
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Kubernetes") as either a standalone server or cluster.
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[![Build Status](https://www.travis-ci.org/PyratLabs/ansible-role-k3s.svg?branch=master)](https://www.travis-ci.org/PyratLabs/ansible-role-k3s)
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## Requirements
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This role has been tested on Ansible 2.6.0+ against the following Linux Distributions:
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@ -12,6 +14,7 @@ This role has been tested on Ansible 2.6.0+ against the following Linux Distribu
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- Debian 10
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- openSUSE Leap 15
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- Ubuntu 18.04 LTS
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- Amazon Linux 2
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## Disclaimer
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@ -1,18 +1,20 @@
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---
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- name: reload systemctl
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command: systemctl daemon-reload
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args:
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warn: false
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- name: reload systemd
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systemd:
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daemon_reload: true
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# when: molecule_is_test is not defined
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- name: restart k3s
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service:
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name: k3s
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state: restarted
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enabled: true
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# when: molecule_is_test is not defined
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- name: restart docker
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service:
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name: docker
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state: restarted
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enabled: true
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# when: molecule_is_test is not defined
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@ -1,6 +1,7 @@
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---
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galaxy_info:
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role_name: k3s
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author: Xan Manning
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description: Ansible role for installing k3s as either a standalone server or cluster
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company: Pyrat Ltd.
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@ -38,6 +39,11 @@ galaxy_info:
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- name: EL
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versions:
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- 7
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- name: Amazon
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- name: Fedora
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versions:
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- 29
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- 30
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- name: Debian
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versions:
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- buster
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26
molecule/default/Dockerfile.j2
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26
molecule/default/Dockerfile.j2
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# Molecule managed
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{% if item.registry is defined %}
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FROM {{ item.registry.url }}/{{ item.image }}
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{% else %}
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FROM {{ item.image }}
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{% endif %}
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RUN if [ $(command -v apt-get) ]; then apt-get update && apt-get install -y python systemd sudo bash ca-certificates && apt-get clean; \
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elif [ $(command -v dnf) ]; then dnf makecache && dnf --assumeyes install python systemd sudo python-devel python*-dnf bash && dnf clean all; \
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elif [ $(command -v yum) ]; then yum makecache fast && yum install -y python systemd sudo yum-plugin-ovl bash && sed -i 's/plugins=0/plugins=1/g' /etc/yum.conf && yum clean all; \
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elif [ $(command -v zypper) ]; then zypper refresh && zypper install -y python systemd sudo bash python-xml && zypper clean -a; \
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elif [ $(command -v apk) ]; then apk update && apk add --no-cache python sudo systemd bash ca-certificates; \
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elif [ $(command -v xbps-install) ]; then xbps-install -Syu && xbps-install -y python systemd sudo bash ca-certificates && xbps-remove -O; fi
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RUN (cd /lib/systemd/system/sysinit.target.wants/; for i in *; do [ $i == systemd-tmpfiles-setup.service ] || rm -f $i; done); \
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rm -f /lib/systemd/system/multi-user.target.wants/*; \
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rm -f /etc/systemd/system/*.wants/*; \
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rm -f /lib/systemd/system/local-fs.target.wants/*; \
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rm -f /lib/systemd/system/sockets.target.wants/*udev*; \
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rm -f /lib/systemd/system/sockets.target.wants/*initctl*; \
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rm -f /lib/systemd/system/basic.target.wants/*; \
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rm -f /lib/systemd/system/anaconda.target.wants/*;
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VOLUME [“/sys/fs/cgroup”]
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CMD [“/usr/sbin/init”]
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22
molecule/default/INSTALL.rst
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22
molecule/default/INSTALL.rst
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*******
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Docker driver installation guide
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*******
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Requirements
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============
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* Docker Engine
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Install
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=======
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Please refer to the `Virtual environment`_ documentation for installation best
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practices. If not using a virtual environment, please consider passing the
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widely recommended `'--user' flag`_ when invoking ``pip``.
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.. _Virtual environment: https://virtualenv.pypa.io/en/latest/
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.. _'--user' flag: https://packaging.python.org/tutorials/installing-packages/#installing-to-the-user-site
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.. code-block:: bash
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$ pip install 'molecule[docker]'
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40
molecule/default/molecule.yml
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40
molecule/default/molecule.yml
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---
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dependency:
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name: galaxy
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driver:
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name: docker
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lint:
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name: yamllint
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platforms:
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- name: node1
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image: "geerlingguy/docker-${MOLECULE_DISTRO:-centos8}-ansible:latest"
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command: ${MOLECULE_DOCKER_COMMAND:-""}
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volumes:
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- /sys/fs/cgroup:/sys/fs/cgroup:ro
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privileged: true
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pre_build_image: true
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- name: node2
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image: "geerlingguy/docker-${MOLECULE_DISTRO:-centos8}-ansible:latest"
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command: ${MOLECULE_DOCKER_COMMAND:-""}
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volumes:
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- /sys/fs/cgroup:/sys/fs/cgroup:ro
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privileged: true
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pre_build_image: true
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- name: node3
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image: "geerlingguy/docker-${MOLECULE_DISTRO:-centos8}-ansible:latest"
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command: ${MOLECULE_DOCKER_COMMAND:-""}
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volumes:
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- /sys/fs/cgroup:/sys/fs/cgroup:ro
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privileged: true
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pre_build_image: true
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provisioner:
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name: ansible
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lint:
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name: ansible-lint
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playbooks:
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converge: ${MOLECULE_PLAYBOOK:-playbook.yml}
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verifier:
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name: testinfra
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lint:
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name: flake8
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9
molecule/default/playbook-docker.yml
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9
molecule/default/playbook-docker.yml
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---
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- name: Converge
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hosts: all
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become: true
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vars:
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molecule_is_test: true
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k3s_ensure_docker_installed: true
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roles:
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- role: xanmanning.k3s
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8
molecule/default/playbook.yml
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8
molecule/default/playbook.yml
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---
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- name: Converge
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hosts: all
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become: true
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vars:
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molecule_is_test: true
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roles:
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- role: xanmanning.k3s
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molecule/default/tests/test_default.py
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14
molecule/default/tests/test_default.py
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import os
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import testinfra.utils.ansible_runner
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testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
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os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')
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def test_hosts_file(host):
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f = host.file('/etc/hosts')
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assert f.exists
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assert f.user == 'root'
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assert f.group == 'root'
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BIN
molecule/default/tests/test_default.pyc
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BIN
molecule/default/tests/test_default.pyc
Normal file
Binary file not shown.
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- name: Ensure ansible_host is mapped to inventory_hostname
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lineinfile:
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path: /tmp/inventory.txt
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line: "{{ item }}@@@{{ hostvars[item].ansible_host }}@@@{{ hostvars[item].k3s_control_node }}"
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line: >-
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{{ item }}
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@@@
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{{ hostvars[item].ansible_host | default(hostvars[item].ansible_fqdn) }}
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@@@
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{{ hostvars[item].k3s_control_node }}
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create: true
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loop: "{{ play_hosts }}"
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- name: Ensure control node is delegated to for obtaining a token
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set_fact:
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k3s_control_delegate: "{{ k3s_control_delegate_raw.stdout.split('@@@')[0] }}"
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k3s_control_delegate: "{{ k3s_control_delegate_raw.stdout.split(' @@@ ')[0] }}"
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- name: Ensure the control node address is registered in Ansible
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set_fact:
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k3s_control_node_address: "{{ hostvars[k3s_control_delegate].ansible_host }}"
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k3s_control_node_address: "{{ hostvars[k3s_control_delegate].ansible_host | default(hostvars[k3s_control_delegate].ansible_fqdn) }}"
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- name: Ensure NODE_TOKEN is captured from control node
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slurp:
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src: k3s.service.j2
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dest: /etc/systemd/system/k3s.service
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notify:
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- reload systemctl
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- reload systemd
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- restart k3s
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- meta: flush_handlers
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- name: Wait for control plane to be ready to accept connections
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wait_for:
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port: 6443
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delay: 5
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sleep: 5
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timeout: 300
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when: k3s_control_node
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- name: Wait for all nodes to be ready
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command: "{{ k3s_install_dir }}/kubectl get nodes"
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changed_when: false
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failed_when: false
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register: kubectl_get_nodes_result
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until: kubectl_get_nodes_result.stdout.find("NotReady") == -1
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until: kubectl_get_nodes_result.rc == 0
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and kubectl_get_nodes_result.stdout.find("NotReady") == -1
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retries: 30
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delay: 20
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when: k3s_control_node
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dest: /etc/systemd/system/k3s.service
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when: k3s_control_node
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notify:
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- reload systemctl
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- reload systemd
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- meta: flush_handlers
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name: k3s
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state: started
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enabled: true
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when: k3s_control_node
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when: k3s_control_node # and molecule_is_test is not defined
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@ -4,7 +4,7 @@ Documentation=https://k3s.io
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After=network.target
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[Service]
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Type=notify
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Type={{ 'notify' if k3s_control_node else 'exec' }}
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ExecStartPre=-/sbin/modprobe br_netfilter
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ExecStartPre=-/sbin/modprobe overlay
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{% if k3s_control_node %}
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LimitNPROC=infinity
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LimitCORE=infinity
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TasksMax=infinity
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TimeoutStartSec=0
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Restart=always
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RestartSec=5s
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[Install]
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WantedBy=multi-user.target
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0
tests/Vagrantfile → vagrant/Vagrantfile
vendored
0
tests/Vagrantfile → vagrant/Vagrantfile
vendored
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@ -1,3 +1,5 @@
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---
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all:
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vars:
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ansible_become: true
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