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fabianvffabianvf
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add molecule tests
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‎molecule/default/asserts.yml‎

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---
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- name: Verify
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hosts: localhost
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connection: local
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vars:
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ansible_python_interpreter: '{{ ansible_playbook_python }}'
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deploy_dir: "{{ lookup('env', 'MOLECULE_PROJECT_DIRECTORY') }}/deploy"
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tasks:
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- block:
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- name: Assert that an address has been set on the custom resource
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assert:
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that: custom_resource.0.status.address is defined
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vars:
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custom_resource: "{{ q('k8s',
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api_version='games.fabianism.us/v1alpha1',
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kind='Minecraft',
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resource_name='example-minecraft',
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namespace=namespace
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)}}"
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- name: Store address
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set_fact:
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address: "{{ q('k8s',
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api_version='games.fabianism.us/v1alpha1',
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kind='Minecraft',
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resource_name='example-minecraft',
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namespace=namespace
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).0.status.address}}"
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rescue:
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- name: Output CR
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debug: var=custom_resource
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vars:
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custom_resource: "{{ q('k8s',
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api_version='games.fabianism.us/v1alpha1',
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kind='Minecraft',
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resource_name='example-minecraft',
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namespace=namespace
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)}}"
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- fail:
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msg: "Failed in asserts.yml"
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- import_playbook: '{{ playbook_dir }}/../default/asserts.yml'

‎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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enabled: False
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platforms:
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- name: kind-test-local
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groups:
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- k8s
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image: bsycorp/kind:latest-1.12
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privileged: True
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override_command: no
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exposed_ports:
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- 8443/tcp
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- 10080/tcp
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published_ports:
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- 0.0.0.0:${TEST_CLUSTER_PORT:-10443}:8443/tcp
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pre_build_image: yes
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volumes:
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- ${MOLECULE_PROJECT_DIRECTORY}:/src/mc-router:Z
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provisioner:
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name: ansible
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log: True
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lint:
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name: ansible-lint
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enabled: False
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inventory:
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group_vars:
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all:
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namespace: ${TEST_NAMESPACE:-osdk-test}
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env:
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K8S_AUTH_KUBECONFIG: /tmp/molecule/kind-test-local/kubeconfig
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KUBECONFIG: /tmp/molecule/kind-test-local/kubeconfig
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KIND_PORT: '${TEST_CLUSTER_PORT:-10443}'
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scenario:
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name: default
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test_sequence:
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- lint
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- destroy
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- dependency
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- syntax
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- create
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- prepare
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- converge
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- side_effect
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- verify
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- destroy
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verifier:
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name: testinfra
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lint:
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name: flake8

‎molecule/default/playbook.yml‎

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---
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- name: Build Controller in Kubernetes docker container
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hosts: k8s
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vars:
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image_name: games.fabianism.us/mc-router:testing
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tasks:
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# using command so we don't need to install any dependencies
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- name: Get existing image hash
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command: docker images -q {{image_name}}
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register: prev_hash
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changed_when: false
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- name: Build Controller Image
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command: docker build -f /src/mc-router/Dockerfile -t {{ image_name }} /src/mc-router
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register: build_cmd
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changed_when: not prev_hash.stdout or (prev_hash.stdout and prev_hash.stdout not in ''.join(build_cmd.stdout_lines[-2:]))
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- name: Converge
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hosts: localhost
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connection: local
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vars:
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ansible_python_interpreter: '{{ ansible_playbook_python }}'
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image_name: games.fabianism.us/mc-router:testing
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tasks:
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- block:
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- name: Delete the Operator Deployment
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k8s:
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state: absent
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namespace: '{{ namespace }}'
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name: mc-router
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api_version: apps/v1
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kind: Deployment
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register: delete_deployment
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when: hostvars[groups.k8s.0].build_cmd.changed
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- name: Wait 30s for Operator Deployment to terminate
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k8s_facts:
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api_version: 'apps/v1'
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kind: 'Deployment'
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namespace: '{{ namespace }}'
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name: 'mc-router'
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register: deployment
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until: not deployment.resources
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delay: 3
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retries: 10
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when: delete_deployment.changed
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- name: Create the Operator Deployment
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k8s:
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namespace: '{{ namespace }}'
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definition:
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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run: mc-router
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name: mc-router
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spec:
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selector:
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matchLabels:
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run: mc-router
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strategy:
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type: Recreate
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template:
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metadata:
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labels:
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run: mc-router
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spec:
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serviceAccountName: mc-router
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containers:
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- image: '{{ image_name }}'
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name: mc-router
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args: ["--api-binding", ":8080", "--in-kube-cluster"]
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ports:
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- name: proxy
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containerPort: 25565
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- name: web
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containerPort: 8080
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- import_playbook: verify.yml

‎molecule/default/prepare.yml‎

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---
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- name: Prepare
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hosts: k8s
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gather_facts: no
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vars:
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kubeconfig: "{{ lookup('env', 'KUBECONFIG') }}"
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tasks:
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- name: delete the kubeconfig if present
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file:
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path: '{{ kubeconfig }}'
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state: absent
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delegate_to: localhost
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- name: Fetch the kubeconfig
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fetch:
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dest: '{{ kubeconfig }}'
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flat: yes
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src: /root/.kube/config
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- name: Change the kubeconfig port to the proper value
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replace:
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regexp: 8443
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replace: "{{ lookup('env', 'KIND_PORT') }}"
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path: '{{ kubeconfig }}'
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delegate_to: localhost
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- name: Wait for the Kubernetes API to become available (this could take a minute)
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uri:
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url: "https://localhost:8443/apis"
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status_code: 200
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validate_certs: no
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register: result
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until: (result.status|default(-1)) == 200
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retries: 60
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delay: 5
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- name: Prepare operator resources
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hosts: localhost
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connection: local
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vars:
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ansible_python_interpreter: '{{ ansible_playbook_python }}'
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deploy_dir: "{{ lookup('env', 'MOLECULE_PROJECT_DIRECTORY') }}/deploy"
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tasks:
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- name: Ensure specified namespace is present
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k8s:
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api_version: v1
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kind: Namespace
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name: '{{ namespace }}'
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- name: Create RBAC resources and Service
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k8s:
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namespace: '{{ namespace }}'
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definition:
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- apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: mc-router
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- apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRole
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metadata:
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name: services-watcher
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rules:
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- apiGroups: [""]
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resources: ["services"]
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verbs: ["watch","list"]
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- apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRoleBinding
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metadata:
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name: mc-router-services-watcher
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subjects:
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- kind: ServiceAccount
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name: mc-router
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namespace: '{{ namespace }}'
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roleRef:
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kind: ClusterRole
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name: services-watcher
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apiGroup: rbac.authorization.k8s.io
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- apiVersion: v1
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kind: Service
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metadata:
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name: mc-router
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spec:
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type: NodePort
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ports:
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- targetPort: web
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name: web
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port: 8080
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- targetPort: proxy
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name: proxy
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port: 25565
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selector:
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run: mc-router

‎molecule/default/verify.yml‎

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---
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- hosts: localhost
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connection: local
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gather_facts: no
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vars:
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ansible_python_interpreter: '{{ ansible_playbook_python }}'
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tasks:
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- name: Wait for minecraft deployment to report ready
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k8s_facts:
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api_version: 'apps/v1'
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kind: 'Deployment'
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namespace: '{{ namespace }}'
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label_selectors:
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- 'app=example-minecraft'
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register: deployment
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until: "'MinimumReplicasAvailable' in (deployment | json_query('resources[].status.conditions[].reason'))"
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delay: 10
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retries: 60
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- set_fact:
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address: 172.17.0.2:{{ node_port }}
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vars:
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node_port: "{{ q('k8s',
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api_version='v1',
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kind='Service',
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namespace=namespace,
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resource_name='mc-router'
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).0.spec.ports.1.nodePort }}"
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- debug: var=address
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- name: Wait two minutes to confirm server is reachable
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command: 'mcstatus {{ address }} ping'
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changed_when: false
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retries: 24
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delay: 5
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register: result
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until: not (result is failed)
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- name: Fetch status of server
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command: 'mcstatus {{ address }} status'
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changed_when: false
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register: mcstatus
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- name: Output status of server
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debug:
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var: mcstatus.stdout_lines

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