feat: add test for Rocky Linux 8

.drone.jsonnet

@@ -71,7 +71,7 @@ local PipelineDeployment(scenario='centos7') = {
     'linting',
   ],
   trigger: {
-    ref: ['refs/heads/master', 'refs/tags/**'],
+    ref: ['refs/heads/master', 'refs/tags/**', 'refs/pull/**'],
   },
 };
 
@@ -116,6 +116,7 @@ local PipelineDocumentation = {
   },
   depends_on: [
     'testing-centos7',
+    'testing-rocky8',
   ],
 };
 
@@ -154,6 +155,7 @@ local PipelineNotification = {
 [
   PipelineLinting,
   PipelineDeployment(scenario='centos7'),
+  PipelineDeployment(scenario='rocky8'),
   PipelineDocumentation,
   PipelineNotification,
 ]

.drone.yml

@@ -62,6 +62,40 @@ trigger:
   ref:
     - refs/heads/master
     - refs/tags/**
+    - refs/pull/**
+
+depends_on:
+  - linting
+
+---
+kind: pipeline
+name: testing-rocky8
+
+platform:
+  os: linux
+  arch: amd64
+
+concurrency:
+  limit: 1
+
+workspace:
+  base: /drone/src
+  path: ${DRONE_REPO_NAME}
+
+steps:
+  - name: ansible-molecule
+    image: thegeeklab/molecule:3
+    commands:
+      - molecule test -s rocky8
+    environment:
+      HCLOUD_TOKEN:
+        from_secret: hcloud_token
+
+trigger:
+  ref:
+    - refs/heads/master
+    - refs/tags/**
+    - refs/pull/**
 
 depends_on:
   - linting
@@ -108,6 +142,7 @@ trigger:
 
 depends_on:
   - testing-centos7
+  - testing-rocky8
 
 ---
 kind: pipeline
@@ -147,6 +182,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: 079d1000d2a19ad239ab3016fc14474c3a67ada8240af22b7bf055cca854e27f
+hmac: 9950f5f59a9a56606dd8de9a6cd8707226ccd6c3791f42444812c3c0a65ea1a2
 
 ...

molecule/default

@@ -1 +1 @@
-centos7
+rocky8

molecule/rocky8/converge.yml

@@ -0,0 +1,28 @@
+---
+- name: Converge
+  hosts: all
+  vars:
+    prometheus_config_flags_extra:
+      - name: alertmanager.timeout
+        value: 10s
+    prometheus_alertmanager_config:
+      - scheme: https
+        path_prefix: alertmanager/
+        basic_auth:
+          username: user
+          password: pass
+        static_configs:
+          - targets:
+              - "127.0.0.1:9093"
+    prometheus_alert_relabel_configs:
+      - action: labeldrop
+        regex: replica
+    prometheus_targets:
+      - name: node
+        config:
+          - targets:
+              - localhost:9100
+            labels:
+              env: test
+  roles:
+    - role: xoxys.prometheus

molecule/rocky8/create.yml

@@ -0,0 +1,120 @@
+---
+- name: Create
+  hosts: localhost
+  connection: local
+  gather_facts: false
+  no_log: "{{ molecule_no_log }}"
+  vars:
+    ssh_port: 22
+    ssh_user: root
+    ssh_path: "{{ lookup('env', 'MOLECULE_EPHEMERAL_DIRECTORY') }}/ssh_key"
+  tasks:
+    - name: Create SSH key
+      user:
+        name: "{{ lookup('env', 'USER') }}"
+        generate_ssh_key: true
+        ssh_key_file: "{{ ssh_path }}"
+        force: true
+      register: generated_ssh_key
+
+    - name: Register the SSH key name
+      set_fact:
+        ssh_key_name: "molecule-generated-{{ 12345 | random | to_uuid }}"
+
+    - name: Register SSH key for test instance(s)
+      hcloud_ssh_key:
+        name: "{{ ssh_key_name }}"
+        public_key: "{{ generated_ssh_key.ssh_public_key }}"
+        state: present
+
+    - name: Create molecule instance(s)
+      hcloud_server:
+        name: "{{ item.name }}"
+        server_type: "{{ item.server_type }}"
+        ssh_keys:
+          - "{{ ssh_key_name }}"
+        image: "{{ item.image }}"
+        location: "{{ item.location | default(omit) }}"
+        datacenter: "{{ item.datacenter | default(omit) }}"
+        user_data: "{{ item.user_data | default(omit) }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        state: present
+      register: server
+      loop: "{{ molecule_yml.platforms }}"
+      async: 7200
+      poll: 0
+
+    - name: Wait for instance(s) creation to complete
+      async_status:
+        jid: "{{ item.ansible_job_id }}"
+      register: hetzner_jobs
+      until: hetzner_jobs.finished
+      retries: 300
+      loop: "{{ server.results }}"
+
+    - name: Create volume(s)
+      hcloud_volume:
+        name: "{{ item.name }}"
+        server: "{{ item.name }}"
+        location: "{{ item.location | default(omit) }}"
+        size: "{{ item.volume_size | default(10) }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        state: "present"
+      loop: "{{ molecule_yml.platforms }}"
+      when: item.volume | default(False) | bool
+      register: volumes
+      async: 7200
+      poll: 0
+
+    - name: Wait for volume(s) creation to complete
+      async_status:
+        jid: "{{ item.ansible_job_id }}"
+      register: hetzner_volumes
+      until: hetzner_volumes.finished
+      retries: 300
+      when: volumes.changed
+      loop: "{{ volumes.results }}"
+
+    # Mandatory configuration for Molecule to function.
+
+    - name: Populate instance config dict
+      set_fact:
+        instance_conf_dict:
+          {
+            "instance": "{{ item.hcloud_server.name }}",
+            "ssh_key_name": "{{ ssh_key_name }}",
+            "address": "{{ item.hcloud_server.ipv4_address }}",
+            "user": "{{ ssh_user }}",
+            "port": "{{ ssh_port }}",
+            "identity_file": "{{ ssh_path }}",
+            "volume": "{{ item.item.item.volume | default(False) | bool }}",
+          }
+      loop: "{{ hetzner_jobs.results }}"
+      register: instance_config_dict
+      when: server.changed | bool
+
+    - name: Convert instance config dict to a list
+      set_fact:
+        instance_conf: "{{ instance_config_dict.results | map(attribute='ansible_facts.instance_conf_dict') | list }}"
+      when: server.changed | bool
+
+    - name: Dump instance config
+      copy:
+        content: |
+          # Molecule managed
+
+          {{ instance_conf | to_nice_yaml(indent=2) }}
+        dest: "{{ molecule_instance_config }}"
+      when: server.changed | bool
+
+    - name: Wait for SSH
+      wait_for:
+        port: "{{ ssh_port }}"
+        host: "{{ item.address }}"
+        search_regex: SSH
+        delay: 10
+      loop: "{{ lookup('file', molecule_instance_config) | from_yaml }}"
+
+    - name: Wait for VM to settle down
+      pause:
+        seconds: 30

molecule/rocky8/destroy.yml

@@ -0,0 +1,78 @@
+---
+- name: Destroy
+  hosts: localhost
+  connection: local
+  gather_facts: false
+  no_log: "{{ molecule_no_log }}"
+  tasks:
+    - name: Check existing instance config file
+      stat:
+        path: "{{ molecule_instance_config }}"
+      register: cfg
+
+    - name: Populate the instance config
+      set_fact:
+        instance_conf: "{{ (lookup('file', molecule_instance_config) | from_yaml) if cfg.stat.exists else [] }}"
+
+    - name: Destroy molecule instance(s)
+      hcloud_server:
+        name: "{{ item.instance }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        state: absent
+      register: server
+      loop: "{{ instance_conf }}"
+      async: 7200
+      poll: 0
+
+    - name: Wait for instance(s) deletion to complete
+      async_status:
+        jid: "{{ item.ansible_job_id }}"
+      register: hetzner_jobs
+      until: hetzner_jobs.finished
+      retries: 300
+      loop: "{{ server.results }}"
+
+    - pause:
+        seconds: 5
+
+    - name: Destroy volume(s)
+      hcloud_volume:
+        name: "{{ item.instance }}"
+        server: "{{ item.instance }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        state: "absent"
+      register: volumes
+      loop: "{{ instance_conf }}"
+      when: item.volume | default(False) | bool
+      async: 7200
+      poll: 0
+
+    - name: Wait for volume(s) deletion to complete
+      async_status:
+        jid: "{{ item.ansible_job_id }}"
+      register: hetzner_volumes
+      until: hetzner_volumes.finished
+      retries: 300
+      when: volumes.changed
+      loop: "{{ volumes.results }}"
+
+    - name: Remove registered SSH key
+      hcloud_ssh_key:
+        name: "{{ instance_conf[0].ssh_key_name }}"
+        state: absent
+      when: (instance_conf | default([])) | length > 0
+
+    # Mandatory configuration for Molecule to function.
+
+    - name: Populate instance config
+      set_fact:
+        instance_conf: {}
+
+    - name: Dump instance config
+      copy:
+        content: |
+          # Molecule managed
+
+          {{ instance_conf | to_nice_yaml(indent=2) }}
+        dest: "{{ molecule_instance_config }}"
+      when: server.changed | bool

molecule/rocky8/molecule.yml

@@ -0,0 +1,24 @@
+---
+dependency:
+  name: galaxy
+  options:
+    role-file: molecule/requirements.yml
+    requirements-file: molecule/requirements.yml
+  env:
+    ANSIBLE_GALAXY_DISPLAY_PROGRESS: "false"
+driver:
+  name: delegated
+platforms:
+  - name: rocky8-prometheus
+    image: rocky-8
+    server_type: cx11
+lint: |
+  /usr/local/bin/flake8
+provisioner:
+  name: ansible
+  env:
+    ANSIBLE_FILTER_PLUGINS: ${ANSIBLE_FILTER_PLUGINS:-./plugins/filter}
+    ANSIBLE_LIBRARY: ${ANSIBLE_LIBRARY:-./library}
+  log: False
+verifier:
+  name: testinfra

molecule/rocky8/prepare.yml

@@ -0,0 +1,15 @@
+---
+- name: Prepare
+  hosts: all
+  gather_facts: false
+  tasks:
+    - name: Bootstrap python for Ansible
+      raw: |
+        command -v python3 python || (
+        (test -e /usr/bin/dnf && sudo dnf install -y python3) ||
+        (test -e /usr/bin/apt && (apt -y update && apt install -y python-minimal)) ||
+        (test -e /usr/bin/yum && sudo yum -y -qq install python3) ||
+        echo "Warning: Python not boostrapped due to unknown platform."
+        )
+      become: true
+      changed_when: false

molecule/rocky8/tests/test_default.py

@@ -0,0 +1,18 @@
+import os
+
+import testinfra.utils.ansible_runner
+
+testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
+    os.environ["MOLECULE_INVENTORY_FILE"]
+).get_hosts("all")
+
+
+def test_prometheus_running_and_enabled(host):
+    prometheus = host.service("prometheus")
+    assert prometheus.is_running
+    assert prometheus.is_enabled
+
+
+def test_prometheus_socket(host):
+    # Verify the socket is listening for HTTP traffic
+    assert host.socket("tcp://127.0.0.1:61000").is_listening