#################
# Set backup name
#################
- hosts: localhost
  tags: always
  tasks:
    - name: get current timestamp
      setup:
        filter: ansible_date_time

    - name: create backup directory
      file:
        path: '{{ backup_path }}'
        state: directory

- hosts: all:localhost:!unmanaged
  tags: always
  tasks:
    - name: set backup name
      set_fact:
        backup_name: '{{ backup_name | default(hostvars.localhost.ansible_date_time.iso8601_basic_short) }}'


################
# IMAP Mailboxes
################
- name: backup dovecot mailboxes
  hosts: imap_servers
  vars_files: ../../roles/dovecot/vars/main.yml
  vars:
    dovecot_backup_dir: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-mailboxes
    dovecot_backup_tarball: '{{ dovecot_backup_dir }}.tar.gz'
    dovecot_backup_sieve_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-sieve.tar.gz
  tags: dovecot,imap
  tasks:
    - name: create backup directory
      file:
        path: '{{ dovecot_backup_dir }}'
        owner: '{{ dovecot_vmail_user }}'
        group: '{{ dovecot_vmail_user }}'
        mode: 0770
        state: directory

    - name: collect dovecot users
      command: doveadm user *
      register: dovecot_users
      changed_when: no

    - name: export mailboxes
      command: >-
        doveadm -o plugin/quota= backup -n inbox -f -u {{ item | quote }}
        mdbox:{{ dovecot_backup_dir | quote }}/{{ item | quote }}/mdbox:LAYOUT=fs
      loop: '{{ dovecot_users.stdout_lines }}'

    - name: compress backup directory
      archive:
        path: '{{ dovecot_backup_dir }}'
        dest: '{{ dovecot_backup_tarball }}'
        mode: 0400
        remove: yes

    - name: fetch mailbox tarball
      fetch:
        src: '{{ dovecot_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete mailbox tarball from remote host
      file:
        path: '{{ dovecot_backup_tarball }}'
        state: absent

    - name: compress sieve scripts
      archive:
        path:
          - '{{ dovecot_vmail_dir }}/*/sieve'
          - '{{ dovecot_vmail_dir }}/*/.dovecot.sieve'
        dest: '{{ dovecot_backup_sieve_tarball }}'
        mode: 0400

    - name: fetch sieve tarball
      fetch:
        src: '{{ dovecot_backup_sieve_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete sieve tarball from remote host
      file:
        path: '{{ dovecot_backup_sieve_tarball }}'
        state: absent


##################
# Rspamd Databases
##################
- name: backup rspamd databases
  hosts: rspamd_servers
  vars_files:
    - ../../roles/redis/vars/main.yml
    - ../../roles/rspamd/vars/main.yml
  vars:
    rspamd_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-rspamd.tar.gz
  tags: rspamd
  tasks:
    - name: dump redis databases to disk
      command:
        cmd: redis-cli -p {{ item }}
        stdin: save
      loop:
        - '{{ rspamd_redis_port }}'
        - '{{ rspamd_redis_bayes_port }}'

    - name: compress redis directory
      archive:
        path: '{{ redis_home }}'
        dest: '{{ rspamd_backup_tarball }}'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ rspamd_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ rspamd_backup_tarball }}'
        state: absent


###################
# ZNC Configuration
###################
- name: backup znc configuration
  hosts: znc_servers
  vars_files: ../../roles/znc/vars/main.yml
  vars:
    znc_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-znc.tar.gz
  tags: znc
  tasks:
    - name: compress znc directory
      archive:
        path: '{{ znc_home }}'
        dest: '{{ znc_backup_tarball }}'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ znc_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ znc_backup_tarball }}'
        state: absent


#########################
# Syncthing Configuration
#########################
- name: backup syncthing configuration
  hosts: syncthing_servers
  vars_files: ../../roles/syncthing/vars/main.yml
  vars:
    syncthing_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-syncthing.tar.gz
  tags: syncthing
  tasks:
    - name: compress syncthing directory
      archive:
        path: '{{ syncthing_home }}'
        dest: '{{ syncthing_backup_tarball }}'
        exclusion_patterns:
          - '*/index-*.db*'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ syncthing_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ syncthing_backup_tarball }}'
        state: absent


##################
# Git Repositories
##################
- name: backup git respositories
  hosts: git_servers
  vars_files: ../../roles/gitolite/vars/main.yml
  vars:
    git_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-git.tar.gz
  tags: git
  tasks:
    - name: compress git directory
      archive:
        path: '{{ gitolite_home }}'
        dest: '{{ git_backup_tarball }}'
        exclusion_patterns:
          - git/.ansible*
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ git_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ git_backup_tarball }}'
        state: absent


######################
# PostgreSQL Databases
######################
- name: backup postgresql databases
  hosts: postgresql_servers
  vars_files: ../../roles/postgresql_server/vars/main.yml
  vars:
    postgresql_backup_file: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-pg_dumpall.sql
    postgresql_backup_gzip: '{{ postgresql_backup_file }}.gz'
  tags: postgres,postgresql
  tasks:
    - name: dump databases
      command: pg_dumpall -f {{ postgresql_backup_file | quote }}
      become: yes
      become_user: '{{ postgresql_user }}'

    - name: compress sql file
      archive:
        path: '{{ postgresql_backup_file }}'
        dest: '{{ postgresql_backup_gzip }}'
        mode: 0400
        remove: yes

    - name: fetch backup gzip
      fetch:
        src: '{{ postgresql_backup_gzip }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup gzip from remote
      file:
        path: '{{ postgresql_backup_gzip }}'
        state: absent



########################
# Jellyfin Configuration
########################
- name: backup jellyfin configuration
  hosts: jellyfin_servers
  vars_files: ../../roles/jellyfin/vars/main.yml
  vars:
    jellyfin_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-jellyfin.tar.gz
  tags: jellyfin
  tasks:
    - name: compress jellyfin directories
      archive:
        path:
          - '{{ jellyfin_home }}/data'
          - '{{ jellyfin_home }}/metadata'
          - '{{ jellyfin_home }}/plugins'
          - '{{ jellyfin_home }}/root'
          - '{{ jellyfin_conf_dir }}'
        dest: '{{ jellyfin_backup_tarball }}'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ jellyfin_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ jellyfin_backup_tarball }}'
        state: absent


##################
# Mediawiki Images
##################
- name: backup mediawiki images
  hosts: wiki_servers
  vars_files: ../../roles/mediawiki/vars/main.yml
  vars:
    mediawiki_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-mediawiki.tar.gz
  tags: mediawiki,wiki
  tasks:
    - name: compress images directory
      archive:
        path: '{{ mediawiki_home }}/images'
        dest: '{{ mediawiki_backup_tarball }}'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ mediawiki_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ mediawiki_backup_tarball }}'
        state: absent


#########################
# Photostructure Database
#########################
- name: backup photostructure database
  hosts: photostructure_servers
  vars_files: ../../roles/photostructure/vars/main.yml
  vars:
    photostructure_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-photostructure.tar
  tags: photostructure
  tasks:
    - name: stop photostructure
      systemd:
        name: photostructure
        state: stopped

    - name: archive photostructure library
      archive:
        path: '{{ photostructure_library }}'
        dest: '{{ photostructure_backup_tarball }}'
        format: tar
        mode: 0400

    - name: start photostructure
      systemd:
        name: photostructure
        state: started

    - name: fetch backup tarball
      fetch:
        src: '{{ photostructure_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes
        validate_checksum: no  # The tarball is way too big.

    - name: delete backup tarball from remote host
      file:
        path: '{{ photostructure_backup_tarball }}'
        state: absent


###############
# Asterisk Data
###############
- name: backup asterisk data
  hosts: asterisk_servers
  vars_files: ../../roles/asterisk/vars/main.yml
  vars:
    asterisk_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-asterisk.tar.gz
  tags: asterisk
  tasks:
    - name: stop asterisk
      systemd:
        name: asterisk
        state: stopped

    - name: compress asterisk directory
      archive:
        path: '{{ asterisk_data_dir }}'
        dest: '{{ asterisk_backup_tarball }}'
        mode: 0400

    - name: start asterisk
      systemd:
        name: asterisk
        state: started

    - name: fetch backup tarball
      fetch:
        src: '{{ asterisk_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ asterisk_backup_tarball }}'
        state: absent


####################
# Cups Configuration
####################
- name: backup cups configuration
  hosts: cups_servers
  vars:
    cups_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-cups.tar.gz
  tags: cups
  tasks:
    - name: compress cups configuration
      archive:
        path:
          - /etc/cups/ppd
          - /etc/cups/printers.conf
        dest: '{{ cups_backup_tarball }}'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ cups_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ cups_backup_tarball }}'
        state: absent


####################
# WebDAV Directories
####################
- name: backup webdav directories
  hosts: dav_servers
  vars_files: ../../roles/sabredav/vars/main.yml
  vars:
    sabredav_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-webdav.tar.gz
  tags: dav,sabredav,webdav
  tasks:
    - name: compress webdav directory
      archive:
        path: '{{ sabredav_home }}/webdav'
        dest: '{{ sabredav_backup_tarball }}'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ sabredav_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ sabredav_backup_tarball }}'
        state: absent


###############
# Hastebin Data
###############
- name: backup hastebin data
  hosts: pastebin_servers
  vars_files: ../../roles/hastebin/vars/main.yml
  vars:
    hastebin_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-hastebin.tar.gz
  tags: pastebin,hastebin
  tasks:
    - name: compress paste directory
      archive:
        path: '{{ hastebin_data_dir }}'
        dest: '{{ hastebin_backup_tarball }}'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ hastebin_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ hastebin_backup_tarball }}'
        state: absent


##################
# Psitransfer Data
##################
- name: backup psitransfer data
  hosts: filedrop_servers
  vars_files: ../../roles/psitransfer/vars/main.yml
  vars:
    psitransfer_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-psitransfer.tar.gz
  tags: psitransfer
  tasks:
    - name: compress files directory
      archive:
        path: '{{ psitransfer_data_dir }}'
        dest: '{{ psitransfer_backup_tarball }}'
        mode: 0400

    - name: fetch backup tarball
      fetch:
        src: '{{ psitransfer_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup tarball from remote host
      file:
        path: '{{ psitransfer_backup_tarball }}'
        state: absent


##################
# Apache WWW files
##################
- name: backup public apache files
  hosts: web_servers
  vars_files:
    - ../../roles/apache/vars/main.yml
  vars:
    apache_backup_tarball: /var/tmp/{{ backup_name }}-{{ inventory_hostname }}-www.tar.gz
  tags: apache,www
  tasks:
    - when: apache_backup_dirs | default([]) | length > 0
      block:
        - name: compress www directory
          archive:
            path: "{{ apache_backup_dirs | map('regex_replace', '^', apache_public_dir~'/') }}"
            dest: '{{ apache_backup_tarball }}'
            mode: 0400

        - name: fetch backup tarball
          fetch:
            src: '{{ apache_backup_tarball }}'
            dest: '{{ backup_path }}/'
            flat: yes

        - name: delete backup tarball from remote host
          file:
            path: '{{ apache_backup_tarball }}'
            state: absent


####################
# Unifi Controllers
####################
- name: backup unifi controllers
  hosts: unifi_controllers
  vars_files: ../../roles/unifi/vars/main.yml
  tags: unifi
  tasks:
    - name: collect autobackup files
      find:
        paths: '{{ unifi_autobackup_dir }}'
        patterns: '*.unf'
        file_type: file
      register: unifi_autobackups

    - name: fetch most recent autobackup file
      fetch:
        src: "{{ unifi_autobackups.files | sort(attribute='mtime') | map(attribute='path') | last }}"
        dest: '{{ backup_path }}/{{ backup_name }}-{{ inventory_hostname }}-unifi.unf'
        flat: yes


################
# FreeIPA Domain
################
- name: backup freeipa domain
  hosts: freeipa_master
  vars_files: ../../roles/freeipa_server/vars/main.yml
  vars:
    freeipa_backup_tarball: /var/tmp/{{ backup_name }}-ipa-{{ freeipa_realm }}.tar.gz
  tags: ipa,freeipa
  tasks:
    - name: create full ipa backup
      command: ipa-backup

    - name: collect files in backup directory
      find:
        paths: '{{ freeipa_backup_dir }}'
        patterns: ipa-full-*
        file_type: directory
      register: freeipa_backups

    - name: compress latest backup
      archive:
        path: "{{ freeipa_backups.files | sort(attribute='mtime') | map(attribute='path') | last }}"
        dest: '{{ freeipa_backup_tarball }}'
        mode: 0400
        remove: yes

    - name: fetch backup archive
      fetch:
        src: '{{ freeipa_backup_tarball }}'
        dest: '{{ backup_path }}/'
        flat: yes

    - name: delete backup archive from remote host
      file:
        path: '{{ freeipa_backup_tarball }}'
        state: absent


###############
# Print summary
###############
- hosts: localhost
  tags: always
  tasks:
    - debug:
        msg: Backup {{ backup_name }} written to {{ backup_path }}.