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109 lines
3.9 KiB
109 lines
3.9 KiB
---
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#
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# Tasks related to setting up matrix-prometheus
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#
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- name: Ensure matrix-prometheus image is pulled
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docker_image:
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name: "{{ matrix_prometheus_docker_image }}"
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source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
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force_source: "{{ matrix_prometheus_docker_image_force_pull if ansible_version.major > 2 or ansible_version.minor >= 8 else omit }}"
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force: "{{ omit if ansible_version.major > 2 or ansible_version.minor >= 8 else matrix_prometheus_docker_image_force_pull }}"
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when: "matrix_prometheus_enabled|bool"
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- name: Ensure Prometheus paths exists
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file:
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path: "{{ item }}"
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state: directory
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mode: 0750
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owner: "{{ matrix_user_username }}"
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group: "{{ matrix_user_groupname }}"
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with_items:
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- "{{ matrix_prometheus_base_path }}"
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- "{{ matrix_prometheus_config_path }}"
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- "{{ matrix_prometheus_data_path }}"
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when: matrix_prometheus_enabled|bool
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- block:
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# Well, this actually creates the network if it doesn't exist, but..
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# The network should have been created by `matrix-base` already.
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# We don't rely on that other call and its result, because it runs
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# on `--tags=setup-all`, but will get skipped during `--tags=setup-prometheus`.
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- name: Fetch Matrix Docker network details
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docker_network:
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name: "{{ matrix_docker_network }}"
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driver: bridge
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register: matrix_docker_network_info
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- set_fact:
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matrix_prometheus_endpoint_node_targets: ["{{ matrix_docker_network_info.network.IPAM.Config[0].Gateway }}:9100"]
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when: "matrix_prometheus_enabled|bool and matrix_prometheus_node_exporter_enabled|bool and matrix_prometheus_endpoint_node_targets|length == 0"
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- name: Ensure prometheus.yml installed
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copy:
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content: "{{ matrix_prometheus_configuration|to_nice_yaml }}"
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dest: "{{ matrix_prometheus_config_path }}/prometheus.yml"
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mode: 0644
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owner: "{{ matrix_user_username }}"
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group: "{{ matrix_user_groupname }}"
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when: matrix_prometheus_enabled|bool
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- name: Download synapse-v2.rules
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get_url:
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url: "{{ matrix_synapse_prometheus_rules_download_url }}"
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dest: "{{ matrix_prometheus_config_path }}/synapse-v2.rules"
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force: true
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mode: 0440
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owner: "{{ matrix_user_username }}"
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group: "{{ matrix_user_groupname }}"
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when: matrix_prometheus_enabled|bool
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- name: Ensure matrix-prometheus.service installed
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template:
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src: "{{ role_path }}/templates/systemd/matrix-prometheus.service.j2"
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dest: "{{ matrix_systemd_path }}/matrix-prometheus.service"
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mode: 0644
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register: matrix_prometheus_systemd_service_result
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when: matrix_prometheus_enabled|bool
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- name: Ensure systemd reloaded after matrix-prometheus.service installation
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service:
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daemon_reload: yes
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when: "matrix_prometheus_enabled|bool and matrix_prometheus_systemd_service_result.changed"
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#
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# Tasks related to getting rid of matrix-prometheus (if it was previously enabled)
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#
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- name: Check existence of matrix-prometheus service
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stat:
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path: "{{ matrix_systemd_path }}/matrix-prometheus.service"
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register: matrix_prometheus_service_stat
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- name: Ensure matrix-prometheus is stopped
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service:
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name: matrix-prometheus
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state: stopped
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daemon_reload: yes
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register: stopping_result
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when: "not matrix_prometheus_enabled|bool and matrix_prometheus_service_stat.stat.exists"
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- name: Ensure matrix-prometheus.service doesn't exist
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file:
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path: "{{ matrix_systemd_path }}/matrix-prometheus.service"
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state: absent
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when: "not matrix_prometheus_enabled|bool and matrix_prometheus_service_stat.stat.exists"
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- name: Ensure systemd reloaded after matrix-prometheus.service removal
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service:
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daemon_reload: yes
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when: "not matrix_prometheus_enabled|bool and matrix_prometheus_service_stat.stat.exists"
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- name: Ensure matrix-prometheus Docker image doesn't exist
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docker_image:
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name: "{{ matrix_prometheus_docker_image }}"
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state: absent
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when: "not matrix_prometheus_enabled|bool"
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