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README.md
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README.md
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# Role : docker_nodeexporter
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## Services fournis
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- main.yml : Installation de nodeexporter sur un serveur docker_host
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## Variables
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Fournir les variables suivantes. Par exemple :
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```yaml
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docker_nodeexporter_version: v1.3.1
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docker_nodeexporter_data_dir: /data1
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docker_nodeexporter_service_id: node-exporter
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```
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| Option | Valeur par défaut | Description |
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|--------------------------------|-------------------|------------------------------------------------------------------|
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| docker_nodeexporter_version | | Version de l'image nodeexporter |
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| docker_nodeexporter_data_dir | | L'emplacement dans lequel se trouvent le dossier docker |
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| docker_nodeexporter_service_id | | Le nom de service souhaité : conditionne le nommage des dossiers |
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| docker_nodeexporter_port | 9100 | Le numero de port local pour l'accès à nodeexporter |
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defaults/main.yml
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defaults/main.yml
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docker_nodeexporter_port: "9100"
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handlers/main.yml
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handlers/main.yml
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- name: docker-compose-up
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shell: |
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docker-compose up -d
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args:
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chdir: /opt/{{ docker_nodeexporter_service_id }}/
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tasks/main.yml
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tasks/main.yml
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- name: docker directory
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file:
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path: /opt/{{ docker_nodeexporter_service_id }}/
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state: directory
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- name: prepare docker-compose.yml
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template:
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src: "{{ item }}"
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dest: /opt/{{ docker_nodeexporter_service_id }}/
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with_items:
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- docker-compose.yml
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notify: docker-compose-up
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templates/docker-compose.yml
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templates/docker-compose.yml
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# {{ ansible_managed }}
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version: '3.1'
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services:
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nodeexporter:
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image: prom/node-exporter:{{ docker_nodeexporter_version }}
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environment:
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- TZ=Europe/Paris
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volumes:
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- /proc:/host/proc:ro
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- /sys:/host/sys:ro
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- /:/rootfs:ro
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command:
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- '--path.procfs=/host/proc'
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- '--path.rootfs=/rootfs'
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- '--path.sysfs=/host/sys'
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- '--collector.filesystem.mount-points-exclude=^/(sys|proc|dev|host|etc)($$|/)'
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restart: always
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labels:
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org.label-schema.group: "monitoring"
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ports:
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- {{ docker_nodeexporter_port }}:9100
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