🦄 Add backup roles

backup.yml

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+# file: backup.yml
+
+- name: Backup OpenNMS
+  hosts: core
+  user: root
+  become: true
+  roles:
+    - opennms_backup
+  vars:
+   timestamp: "{{ ansible_date_time.date }}_{{ ansible_date_time.hour }}{{ ansible_date_time.minute }}"
+
+# - name: Backup PostgreSQL
+#   hosts: database
+#   user: root
+#   become: true
+#   roles:
+#     - postgresql_backup
+#   vars:
+#    timestamp: "{{ ansible_date_time.date }}_{{ ansible_date_time.hour }}{{ ansible_date_time.minute }}"

roles/opennms_backup/defaults/main.yml

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+---
+
+onms_backup_folder: /mnt/backup/opennms
+onms_backup_retention: 3

roles/opennms_backup/tasks/main.yml

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+---
+- name: "Create a backup directory"
+  file:
+    path: "{{ onms_backup_folder }}"
+    mode: 0777
+    owner: root
+    state: directory
+
+- name: Run backups scripts for Ubuntu / Debian
+  ansible.builtin.include_tasks: ubuntu_debian.yml
+  when: ansible_distribution == "Debian" or ansible_distribution == "Ubuntu"
+
+- name: Run backups scripts for RedHat / CentOs
+  ansible.builtin.include_tasks: redhat_centos.yml
+  when: ansible_distribution == "RedHat" or ansible_distribution == "CentOS"

roles/opennms_backup/tasks/redhat_centos.yml

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+---
+- name: Back up OpenNMS Horizon opt folder
+  community.general.archive:
+    path:
+      - /opt/opennms/*
+    dest: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-opt.tar.gz"
+    exclude_path:
+      - /opt/opennms/data/cache/*
+    format: gz
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Back up OpenNMS Horizon var folder
+  community.general.archive:
+    path:
+      - /var/opennms/*
+    dest: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-var.tar.gz"
+    format: gz
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Create latest opt folder tar
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-opt.tar.gz"
+    dest: "{{ onms_backup_folder }}/latest_opennms-opt.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Create latest var folder tar
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-var.tar.gz"
+    dest: "{{ onms_backup_folder }}/latest_opennms-var.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Grep OpenNMS user ID
+  shell:
+    cmd: "grep opennms /etc/passwd > {{ onms_backup_folder }}/{{ timestamp }}_opennms-passwd.txt"
+
+- name: Grep OpenNMS group ID
+  shell:
+    cmd: "grep opennms /etc/group > {{ onms_backup_folder }}/{{ timestamp }}_opennms-group.txt"
+
+- name: Create latest passwd file
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-passwd.txt"
+    dest: "{{ onms_backup_folder }}/latest_opennms-passwd.txt"
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Create latest group file
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-group.txt"
+    dest: "{{ onms_backup_folder }}/latest_opennms-group.txt"
+    mode: 0644
+    owner: opennms
+    group: opennms

roles/opennms_backup/tasks/ubuntu_debian.yml

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+---
+- name: Back up OpenNMS Horizon opt folder
+  community.general.archive:
+    path:
+      - /usr/share/opennms/*
+    dest: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-opt.tar.gz"
+    exclude_path:
+      - /usr/share/opennms/data/cache/*
+    mode: 0644
+    owner: opennms
+    group: opennms
+    format: gz
+
+- name: Back up OpenNMS Horizon etc folder
+  community.general.archive:
+    path:
+      - /etc/opennms/*
+    dest: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-etc.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+    format: gz
+
+- name: Back up OpenNMS Horizon lib folder
+  community.general.archive:
+    path:
+      - /var/lib/opennms/*
+    dest: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-var-lib.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+    format: gz
+
+- name: Back up OpenNMS Horizon usr/share/java folder
+  community.general.archive:
+    path:
+      - /usr/share/java/opennms/*
+    dest: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-usr-share-java.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+    format: gz
+
+- name: Create latest opt folder tar
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-opt.tar.gz"
+    dest: "{{ onms_backup_folder }}/latest_opennms-opt.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Create latest etc folder tar
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-etc.tar.gz"
+    dest: "{{ onms_backup_folder }}/latest_opennms-etc.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Create latest var-lib folder tar
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-var-lib.tar.gz"
+    dest: "{{ onms_backup_folder }}/latest_opennms-var-lib.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Create latest usr-share-java folder tar
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-usr-share-java.tar.gz"
+    dest: "{{ onms_backup_folder }}/latest_opennms-usr-share-java.tar.gz"
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Grep OpenNMS user ID
+  shell:
+    cmd: "grep opennms /etc/passwd > {{ onms_backup_folder }}/{{ timestamp }}_opennms-passwd.txt"
+
+- name: Grep OpenNMS group ID
+  shell:
+    cmd: "grep opennms /etc/group > {{ onms_backup_folder }}/{{ timestamp }}_opennms-group.txt"
+
+- name: Create latest passwd file
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-passwd.txt"
+    dest: "{{ onms_backup_folder }}/latest_opennms-passwd.txt"
+    mode: 0644
+    owner: opennms
+    group: opennms
+
+- name: Create latest group file
+  ansible.builtin.copy:
+    remote_src: true
+    src: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-group.txt"
+    dest: "{{ onms_backup_folder }}/latest_opennms-group.txt"
+    mode: 0644
+    owner: opennms
+    group: opennms

roles/postgresql_backup/defaults/main.yml

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+---
+
+onms_backup_folder: /mnt/backup/opennms
+onms_backup_retention: 3

roles/postgresql_backup/tasks/main.yml

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+---
+- name: "Create a backup directory"
+  file:
+    path: "{{ onms_backup_folder }}"
+    mode: 0777
+    owner: root
+    state: directory
+
+- name: "Back up the database"
+  postgresql_db:
+    state: dump
+    name: opennms
+    target: "{{ onms_backup_folder }}/{{ timestamp }}_opennms-postgres.dmp"
+  become: true
+  become_user: postgres
+
+- name: "Delete backups older than {{ onms_backup_retention }} days"
+  shell:
+    cmd: "find {{ onms_backup_folder }} -type f ! -name 'latest*' -mtime +{{ onms_backup_retention }} -delete"
+  ignore_errors: true
+  no_log: false
+  changed_when: false