- Add PostgreSQL role for installing and configuring PostgreSQL 17 - Add postgres_exporter role for PostgreSQL metrics collection - Add deploy-postgres-app2.yml playbook for deployment - Configure test database 'testdb' with user 'testuser' - Set up postgres_exporter user for monitoring - Include firewall configuration for PostgreSQL (5432) and postgres_exporter (9187) - Follow existing role structure pattern from node_exporter
95 lines
2.5 KiB
YAML
95 lines
2.5 KiB
YAML
---
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- name: Install required packages
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apt:
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name:
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- wget
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- tar
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state: present
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update_cache: yes
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tags: postgres_exporter
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- name: Create postgres_exporter user
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user:
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name: postgres_exporter
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system: yes
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shell: /bin/false
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home: /nonexistent
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comment: "Postgres Exporter Service User"
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tags: postgres_exporter
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- name: Download Postgres Exporter
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get_url:
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url: "https://github.com/prometheus-community/postgres_exporter/releases/download/v{{ postgres_exporter_version }}/postgres_exporter-{{ postgres_exporter_version }}.linux-amd64.tar.gz"
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dest: "/tmp/postgres_exporter-{{ postgres_exporter_version }}.tar.gz"
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timeout: 30
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validate_certs: no
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tags: postgres_exporter
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- name: Extract Postgres Exporter
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unarchive:
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src: "/tmp/postgres_exporter-{{ postgres_exporter_version }}.tar.gz"
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dest: "/tmp/"
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remote_src: yes
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creates: "/tmp/postgres_exporter-{{ postgres_exporter_version }}.linux-amd64"
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tags: postgres_exporter
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- name: Install Postgres Exporter binary
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copy:
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src: "/tmp/postgres_exporter-{{ postgres_exporter_version }}.linux-amd64/postgres_exporter"
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dest: "/usr/local/bin/postgres_exporter"
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owner: postgres_exporter
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group: postgres_exporter
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mode: '0755'
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remote_src: yes
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tags: postgres_exporter
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- name: Create systemd service
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template:
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src: postgres_exporter.service.j2
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dest: /etc/systemd/system/{{ postgres_exporter_service_name }}.service
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owner: root
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group: root
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mode: '0644'
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tags: postgres_exporter
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- name: Clean up temp files
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file:
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path: "/tmp/postgres_exporter-{{ postgres_exporter_version }}.tar.gz"
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state: absent
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tags: postgres_exporter
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- name: Clean up extracted directory
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file:
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path: "/tmp/postgres_exporter-{{ postgres_exporter_version }}.linux-amd64"
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state: absent
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tags: postgres_exporter
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- name: Reload systemd
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systemd:
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daemon_reload: yes
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tags: postgres_exporter
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- name: Enable and start Postgres Exporter
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systemd:
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name: "{{ postgres_exporter_service_name }}"
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enabled: yes
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state: started
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daemon_reload: yes
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tags: postgres_exporter
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- name: Configure UFW for Postgres Exporter
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ufw:
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rule: allow
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port: "{{ postgres_exporter_port }}"
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proto: tcp
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comment: "Postgres Exporter metrics"
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tags: postgres_exporter
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- name: Verify Postgres Exporter is running
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wait_for:
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port: "{{ postgres_exporter_port }}"
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host: "{{ ansible_host }}"
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delay: 3
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timeout: 60
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tags: postgres_exporter
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