84 lines
2.1 KiB
YAML
84 lines
2.1 KiB
YAML
---
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- name: Install Prometheus Node exporter
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apt:
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name:
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- prometheus-node-exporter
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state: latest
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update_cache: true
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install_recommends: false # Do not install smartmontools
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register: apt_result
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retries: 3
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until: apt_result is succeeded
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- name: Ensure /etc/node_exporter exist
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file:
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path: /etc/node_exporter
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state: directory
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group: prometheus
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owner: prometheus
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mode: u=rwx,g=rx,o=rx
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- name: Copy the config folder
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template:
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src: config.yaml
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dest: /etc/node_exporter/config.yaml
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group: prometheus
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owner: prometheus
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mode: u=rw,g=r,o=r
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notify: Restart prometheus-node-exporter
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- name: Generate certificate
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include_role:
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name: generate-cert
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vars:
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directory: /etc/node_exporter/
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cname: "node-exp-{{ lan_address }}"
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owner: prometheus
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group: prometheus
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key_mode: u=rw,g=,o=
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subject_alt_name: "IP:{{ lan_address }}"
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# Need an equivalent to notify here
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- name: Copy the CA cert
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copy:
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content: "{{ ca_cert }}"
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dest: /etc/node_exporter/ca.crt
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notify: Restart prometheus-node-exporter
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- name: Setup the arguments for node-exporter
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template:
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src: prometheus-node-exporter
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dest: /etc/default/prometheus-node-exporter
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owner: root
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group: root
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mode: u=rw,g=r,o=r
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notify: Restart prometheus-node-exporter
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vars:
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args:
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- name: web.listen-address
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value: "{{ lan_address }}:9100"
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- name: web.config
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value: /etc/node_exporter/config.yaml
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# Add the node to the server targets
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- name: Get the list of targets of the server
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slurp:
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src: /etc/prometheus/node-targets.json
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register: server_target_file
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delegate_to: "{{ appointed_prometheus_server }}"
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- name: Set target variable
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set_fact:
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server_target: "{{ server_target_file['content'] | b64decode | from_json }}"
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- name: Add the node to the targets
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set_fact:
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server_target: "[{{ server_target[0] | combine({'targets': [lan_address]}, list_merge='append_rp') }}]"
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- name: Put the new target list
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copy:
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content: "{{ server_target | to_nice_json }}"
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dest: /etc/prometheus/node-targets.json
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delegate_to: "{{ appointed_prometheus_server }}"
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