80 lines
2.4 KiB
YAML
80 lines
2.4 KiB
YAML
- name: Install Node Exporter from binary
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hosts: all
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become: true
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vars:
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node_exporter_version: "1.9.1"
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node_exporter_user: "node_exporter"
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node_exporter_listen: "0.0.0.0:9100"
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node_exporter_bin_dir: "/usr/local/bin"
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node_exporter_service_path: "/etc/systemd/system/node_exporter.service"
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node_exporter_arch_map:
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x86_64: "amd64"
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aarch64: "arm64"
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armv7l: "armv7"
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node_exporter_arch: "{{ node_exporter_arch_map[ansible_architecture] | default('amd64') }}"
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tasks:
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- name: Debug detected architecture
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debug:
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msg: "Detected architecture: {{ ansible_architecture }} -> using {{ node_exporter_arch }} build"
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- name: Ensure node_exporter user exists
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user:
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name: "{{ node_exporter_user }}"
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shell: /usr/sbin/nologin
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system: true
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create_home: false
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- name: Download Node Exporter archive
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get_url:
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url: "https://github.com/prometheus/node_exporter/releases/download/v{{ node_exporter_version }}/node_exporter-{{ node_exporter_version }}.linux-{{ node_exporter_arch }}.tar.gz"
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dest: "/tmp/node_exporter.tar.gz"
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mode: "0644"
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- name: Extract Node Exporter binary
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unarchive:
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src: "/tmp/node_exporter.tar.gz"
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dest: "/tmp/"
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remote_src: true
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- name: Move Node Exporter binary into place
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command: mv /tmp/node_exporter-{{ node_exporter_version }}.linux-{{ node_exporter_arch }}/node_exporter {{ node_exporter_bin_dir }}/node_exporter
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- name: Set binary permissions
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file:
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path: "{{ node_exporter_bin_dir }}/node_exporter"
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mode: "0755"
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owner: root
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group: root
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- name: Create systemd service
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copy:
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dest: "{{ node_exporter_service_path }}"
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content: |
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[Unit]
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Description=Prometheus Node Exporter
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After=network.target
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[Service]
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User={{ node_exporter_user }}
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ExecStart={{ node_exporter_bin_dir }}/node_exporter --web.listen-address={{ node_exporter_listen }}
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Restart=always
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[Install]
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WantedBy=multi-user.target
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notify: Restart node_exporter
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- name: Enable and start node_exporter
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systemd:
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name: node_exporter
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enabled: true
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state: started
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daemon_reload: true
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handlers:
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- name: Restart node_exporter
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systemd:
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name: node_exporter
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state: restarted
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