install-prometheus-node-exporter

Install Prometheus Node Exporter on a supported host.

Steps performed are:

Find latest Prometheus Node Exporter release available (or the specified one)
Check latest release available of Prometheus Node Exporter
Download list of SHA256 checksums for the specified release of Prometheus Node Exporter"
Download the specified release of Prometheus Node Exporter"
Create a dedicated system user for Prometheus Node Exporter (if not already present)"
Extract 'node_exporter' from {{ install_prometheus_node_exporter.name }}"
Set the systemd service file up for Prometheus Node Exporter"
Force systemd to reread configuration files for services"
Enable and restart systemd service for Prometheus Node Exporter"

❗ Requirements

None.

🔡 Role Variables

Variable	Description	Default Value
`install_prometheus`	Version of Prometheus Node Exporter to install	`latest`

🔗 Dependencies

itnok.is_ubuntu (:octocat: ansible-role-is-ubuntu)

To install dependencies use:

    $ ansible-galaxy install <dependecy.name>

Installation of the required Ansible Roles can also be simply addressed with:

    $ ansible-galaxy install -r requirements.yml

📓 Example Playbook

Here an example of how to use this role in your playbooks:

---
- hosts: servers
  remote_user: ubuntu   # optional (your remote user)
  gather_facts: yes     # optional
  become: yes

  roles:
    - { role: itnok.install_prometheus_node_exporter }

  vars:
    install_prometheus: "latest"

💂‍♂️ License