8212b75ac9
- Created Prometheus role with automated installation - Version: 2.48.1 - Configured remote_write to VictoriaMetrics (192.168.0.104:8428) - Added scrape configs for monitoring infrastructure - Created systemd service configuration - Successfully tested on 192.168.0.105
122 lines
3.4 KiB
YAML
122 lines
3.4 KiB
YAML
---
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- name: Create prometheus system user
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user:
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name: "{{ prometheus_user }}"
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shell: /bin/false
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home: /nonexistent
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create_home: no
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system: yes
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state: present
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- name: Create prometheus directories
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file:
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path: "{{ item }}"
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state: directory
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owner: "{{ prometheus_user }}"
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group: "{{ prometheus_group }}"
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mode: '0755'
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loop:
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- "{{ prometheus_config_dir }}"
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- "{{ prometheus_config_dir }}/rules"
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- "{{ prometheus_config_dir }}/file_sd"
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- "{{ prometheus_data_dir }}"
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- name: Check if Prometheus is already installed
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stat:
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path: "{{ prometheus_binary_dir }}/prometheus"
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register: prometheus_binary
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- name: Check Prometheus version
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shell: "{{ prometheus_binary_dir }}/prometheus --version 2>&1 | head -1 | awk '{print $3}'"
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register: prometheus_installed_version
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when: prometheus_binary.stat.exists
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changed_when: false
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failed_when: false
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- name: Download and install Prometheus
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block:
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- name: Download Prometheus {{ prometheus_version }}
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unarchive:
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src: "https://github.com/prometheus/prometheus/releases/download/v{{ prometheus_version }}/prometheus-{{ prometheus_version }}.linux-amd64.tar.gz"
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dest: /tmp
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remote_src: yes
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owner: root
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group: root
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mode: '0755'
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- name: Copy Prometheus binaries
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copy:
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src: "/tmp/prometheus-{{ prometheus_version }}.linux-amd64/{{ item }}"
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dest: "{{ prometheus_binary_dir }}/{{ item }}"
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owner: root
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group: root
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mode: '0755'
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remote_src: yes
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loop:
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- prometheus
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- promtool
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notify: restart prometheus
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- name: Copy console libraries
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copy:
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src: "/tmp/prometheus-{{ prometheus_version }}.linux-amd64/{{ item }}/"
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dest: "{{ prometheus_config_dir }}/{{ item }}/"
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owner: "{{ prometheus_user }}"
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group: "{{ prometheus_group }}"
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remote_src: yes
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loop:
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- consoles
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- console_libraries
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- name: Clean up downloaded files
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file:
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path: "/tmp/prometheus-{{ prometheus_version }}.linux-amd64"
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state: absent
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when: not prometheus_binary.stat.exists or (prometheus_installed_version.stdout != prometheus_version)
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- name: Configure Prometheus
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template:
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src: prometheus.yml.j2
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dest: "{{ prometheus_config_dir }}/prometheus.yml"
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owner: "{{ prometheus_user }}"
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group: "{{ prometheus_group }}"
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mode: '0644'
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backup: yes
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validate: "{{ prometheus_binary_dir }}/promtool check config %s"
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notify: reload prometheus
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- name: Create Prometheus systemd service
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template:
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src: prometheus.service.j2
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dest: /etc/systemd/system/prometheus.service
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mode: '0644'
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notify: restart prometheus
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- name: Ensure Prometheus is started and enabled
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systemd:
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name: prometheus
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state: started
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enabled: yes
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daemon_reload: yes
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- name: Wait for Prometheus to be ready
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uri:
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url: "http://localhost:{{ prometheus_port }}/metrics"
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status_code: 200
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register: prometheus_health
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until: prometheus_health.status == 200
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retries: 10
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delay: 5
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- name: Check Prometheus targets status
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uri:
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url: "http://localhost:{{ prometheus_port }}/api/v1/targets"
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register: targets_response
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- name: Display Prometheus status
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debug:
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msg:
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- "Prometheus version: {{ prometheus_version }}"
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- "Prometheus URL: http://{{ ansible_host }}:{{ prometheus_port }}"
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- "Active targets: {{ targets_response.json.data.activeTargets | length }}"
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