add metr1c role

roles/metr1c/README.md

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+metr1c
+=========
+
+Install metr1c as `systemd` service
+
+Requirements
+------------
+
+None
+
+Role Variables
+--------------
+
+      deploy: set true or false depending on whether we start the service or not, set false when running molecule test
+      metr1c_version: metr1c version  to be deployed
+      cluster_uuid: cluster id
+      cluster_admin: name of cluster admin
+      cluster_pw: password to authenticate as cluster admin
+      platform_version: version of 1c platform
+      metr1c_port: metr1c will listen on this port
+
+Dependencies
+------------
+
+None
+
+Example Playbook
+----------------
+
+```yaml
+roles:
+  - role: genlab.metr1c
+    deploy: false
+    metr1c_version: "0.0.1"
+    cluster_uuid: "111-111-111-111"
+    cluster_admin: "test"
+    cluster_pw: "testpw"
+    platform_version: "8.3.24.1467"
+    metr1c_port: "1599"
+```
+
+License
+-------
+
+BSD
+
+Author Information
+------------------
+
+Alexander Gorelyshev (corvus-migratorius@proton.me)
+
+Genlab LLC

roles/metr1c/defaults/main.yml

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+---
+deploy: true

roles/metr1c/handlers/main.yml

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+---

roles/metr1c/meta/main.yml

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+---
+galaxy_info:
+  role_name: metr1c
+  namespace: genlab
+  author: "Alexander Gorelyshev"
+  company: "Genlab, LLC"
+  description: "Metric collector (Prometheus) for 1C Plaform using 1C RAS/RAC"
+  license: "MIT"
+  min_ansible_version: "2.1"
+
+  platforms:
+    - name: "Ubuntu"
+      versions: [ "focal", "jammy" ]
+
+  galaxy_tags: [ ]
+
+dependencies: []

roles/metr1c/molecule/default/converge.yml

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+---
+- name: Converge
+  hosts: all
+  roles:
+    - role: genlab.metr1c
+      deploy: false
+      metr1c_version: "0.2.0"
+      cluster_uuid: "123-123-1234"
+      cluster_admin: "admin"
+      cluster_pw: "testpw"
+      platform_version: "8.3.24.1464"
+      metr1c_port: "1599"

roles/metr1c/molecule/default/molecule.yml

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+---
+dependency:
+  name: galaxy
+
+driver:
+  name: docker
+
+platforms:
+  - name: ubuntu
+    image: geerlingguy/docker-${MOLECULE_DISTRO:-ubuntu2204}-ansible:latest
+    pre_build_image: true
+    command: ${MOLECULE_DOCKER_COMMAND:-""}
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:rw
+    cgroupns_mode: host
+    privileged: true
+
+provisioner:
+  name: ansible
+
+verifier:
+  name: ansible
+
+lint: |
+  set -e
+  yamllint .
+  ansible-lint .

roles/metr1c/molecule/default/verify.yml

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+---
+- name: Verify
+  hosts: all
+  gather_facts: false
+  any_errors_fatal: true
+  vars:
+    metr1c_version: "0.2.0"
+  tasks:
+    - name: "Ensure that metr1c is installed and able to run"
+      ansible.builtin.command:
+        cmd: /opt/metr1c/metr1c -version
+      register: cmd1
+      changed_when: false
+
+    - name: "Check metr1c version"
+      ansible.builtin.assert:
+        that: "'{{ metr1c_version }}' in cmd1.stdout"
+        success_msg: "metr1c version {{ metr1c_version }} is installed and working"
+        fail_msg: "metr1c version {{ metr1c_version }} is not installed or not working correctly"

roles/metr1c/tasks/main.yml

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+---
+- name: Create directory for metr1c
+  ansible.builtin.file:
+    path: "/opt/metr1c"
+    state: directory
+    owner: root
+    group: root
+    mode: "0755"
+
+- name: "Install requested metr1c version"
+  block:
+    - name: "Check metr1c version"
+      ansible.builtin.command: /opt/metr1c/metr1c -version
+      register: metr1c_ver_check
+      changed_when: false
+
+    - name: "Assert version correctness"
+      ansible.builtin.assert:
+        that: "metr1c_version in metr1c_ver_check.stdout"
+        success_msg: "Expected metr1c version available ({{ metr1c_version }})"
+        fail_msg: "Expected version '{{ metr1c_version }}'; available is '{{ metr1c_ver_check.stdout }}'"
+
+  rescue:
+    - name: "Install metr1c if it is not present"
+      ansible.builtin.get_url:
+        url: "https://github.com/Doumor/metr1c/releases/download/{{ metr1c_version }}/metr1c_amd64_linux"
+        dest: /opt/metr1c/metr1c
+        owner: root
+        group: root
+        mode: "0755"
+
+- name: "Create systemd metr1c service file"
+  ansible.builtin.template:
+    src: "templates/metr1c.service.j2"
+    dest: "/etc/systemd/system/metr1c.service"
+    owner: root
+    group: root
+    mode: "0750"
+  register: metr1c_service
+
+- name: "Start systemd service"
+  when: "deploy is true"
+  ansible.builtin.include_tasks: "run_systemd.yml"

roles/metr1c/tasks/run_systemd.yml

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+- name: "Set fact for daemon_reload"
+  ansible.builtin.set_fact:
+    daemon_reload_required: "{{ metr1c_service.changed | bool }}"
+
+- name: "Make sure that the metr1c service is started"
+  become: true
+  ansible.builtin.systemd:
+    name: "metr1c.service"
+    state: started
+    enabled: true
+    daemon_reload: "{{ daemon_reload_required }}"

roles/metr1c/templates/metr1c.service.j2

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+[Unit]
+Description=Metric collector (Prometheus) for 1C Plaform using 1C RAS/RAC
+Requires=network.target
+
+[Service]
+# Cluster UUID, for example 07593cfe-64c2-4656-be5f-61c3226286d5
+Environment=platform1c_admin_cluster={{ cluster_uuid }}
+
+# Name of cluster admin, e.g. Администратор
+Environment=platform1c_admin_user={{ cluster_admin }}
+
+# Admin cluster password, e.g. 1234
+Environment=platform1c_admin_pw={{ cluster_pw }}
+
+# Version of 1C platform, e.g. 8.3.24.1467
+Environment=platform1c_version={{ platform_version }}
+
+# Metr1c port, by default 1599
+Environment=metr1c_port={{ metr1c_port }}
+
+
+# User=usr1cv8
+# Group=grp1cv8
+Type=simple
+
+ExecStart=/opt/metr1c/metr1c
+
+Restart=always
+RestartSec=1
+
+[Install]
+WantedBy=multi-user.target

roles/metr1c/vars/main.yml

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+---
+metr1c_version: "0.2.0"
+cluster_uuid: "xxxxxxxx"
+cluster_admin: "Администратор"
+cluster_pw: "1234"
+platform_version: "8.3.24.1467"
+metr1c_port: "1599"