91 lines
2.5 KiB
YAML
91 lines
2.5 KiB
YAML
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---
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- name: Backup SlurmDBD MariaDB database
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hosts: slurm_controller
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become: true
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gather_facts: true
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vars:
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slurmdbd_backup_dir: /var/backups/slurmdbd
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local_fetch_dir: "{{ playbook_dir }}/../../artifacts/backups/slurmdbd"
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tasks:
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- name: Create remote backup directory
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ansible.builtin.file:
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path: "{{ slurmdbd_backup_dir }}"
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state: directory
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owner: root
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group: root
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mode: "0700"
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- name: Create local fetch directory on Ansible controller
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ansible.builtin.file:
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path: "{{ local_fetch_dir }}"
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state: directory
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owner: root
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group: root
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mode: "0700"
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delegate_to: localhost
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become: false
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- name: Validate MariaDB is running
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ansible.builtin.command:
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cmd: systemctl is-active mariadb
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changed_when: false
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- name: Validate SlurmDBD is running
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ansible.builtin.command:
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cmd: systemctl is-active slurmdbd
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changed_when: false
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- name: Validate Slurm accounting database exists
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ansible.builtin.shell: |
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set -euo pipefail
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mysql -N -B -e "SHOW DATABASES LIKE '{{ slurmdbd_storage_loc }}';" | grep -qx "{{ slurmdbd_storage_loc }}"
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args:
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executable: /bin/bash
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changed_when: false
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- name: Dump Slurm accounting database
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ansible.builtin.shell: |
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set -euo pipefail
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ts="$(date +%F-%H%M%S)"
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out="{{ slurmdbd_backup_dir }}/{{ slurmdbd_storage_loc }}-${ts}.sql.gz"
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mysqldump \
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--single-transaction \
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--routines \
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--events \
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--triggers \
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{{ slurmdbd_storage_loc }} | gzip -9 > "$out"
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chmod 0600 "$out"
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echo "$out"
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args:
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executable: /bin/bash
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register: db_dump
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changed_when: true
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- name: Validate backup file is non-empty
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ansible.builtin.stat:
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path: "{{ db_dump.stdout }}"
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register: backup_file
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- name: Fail if backup file is empty
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ansible.builtin.fail:
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msg: "Backup file is empty: {{ db_dump.stdout }}"
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when: backup_file.stat.size | int < 1024
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- name: Fetch DB backup to Ansible controller
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ansible.builtin.fetch:
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src: "{{ db_dump.stdout }}"
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dest: "{{ local_fetch_dir }}/"
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flat: true
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- name: Show DB backup result
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ansible.builtin.debug:
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msg:
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- "Remote backup: {{ db_dump.stdout }}"
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- "Backup size bytes: {{ backup_file.stat.size }}"
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- "Fetched to: {{ local_fetch_dir }}/"
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