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---
- name : Set default postgres_dump_dir, if not provided
set_fact :
postgres_dump_dir : "/tmp"
when : "postgres_dump_dir|default('') == ''"
- name : Set postgres_dump_name, if not provided
set_fact :
postgres_dump_name : "matrix-postgres.out"
when : "postgres_dump_name|default('') == ''"
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- name : Set postgres_auto_upgrade_backup_data_path, if not provided
set_fact :
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postgres_auto_upgrade_backup_data_path : "{{ matrix_postgres_data_path }}-auto-upgrade-backup"
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when : "postgres_auto_upgrade_backup_data_path|default('') == ''"
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- name : Set postgres_start_wait_time, if not provided
set_fact :
postgres_start_wait_time : 15
when : "postgres_start_wait_time|default('') == ''"
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- name : Fail, if trying to upgrade external Postgres database
fail :
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msg : "Your configuration indicates that you're not using Postgres from this role. There is nothing to upgrade."
when : "not matrix_postgres_enabled"
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- name : Check Postgres auto-upgrade backup data directory
stat :
path : "{{ postgres_auto_upgrade_backup_data_path }}"
register : result_auto_upgrade_path
- name : Abort, if existing Postgres auto-upgrade data path detected
fail :
msg : "Detected that a left-over {{ postgres_auto_upgrade_backup_data_path }} exists. You should rename it to {{ matrix_postgres_data_path }} if the previous upgrade went wrong, or delete it if it went well."
when : "result_auto_upgrade_path.stat.exists"
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- import_tasks : tasks/util/detect_existing_postgres_version.yml
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- name : Abort, if no existing Postgres version detected
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fail :
msg : "Could not find existing Postgres installation"
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when : "not matrix_postgres_detected_existing"
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- name : Abort, if already at latest Postgres version
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fail :
msg : "You are already running the latest Postgres version supported ({{ matrix_postgres_docker_image_latest }}). Nothing to do"
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when : "matrix_postgres_detected_version_corresponding_docker_image == matrix_postgres_docker_image_latest"
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- debug :
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msg : "Upgrading database from {{ matrix_postgres_detected_version_corresponding_docker_image }} to {{ matrix_postgres_docker_image_latest }}"
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- name : Ensure matrix-synapse is stopped
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service :
name : matrix-synapse
state : stopped
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- name : Ensure matrix-postgres is started
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service :
name : matrix-postgres
state : started
daemon_reload : yes
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- name : Wait a bit, so that Postgres can start
wait_for :
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timeout : "{{ postgres_start_wait_time }}"
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delegate_to : 127.0 .0 .1
become : false
- name : Perform Postgres database dump
command : |
/usr/bin/docker run --rm --name matrix-postgres-dump \
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--user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
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--network={{ matrix_docker_network }} \
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--env-file={{ matrix_postgres_base_path }}/env-postgres-psql \
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-v {{ postgres_dump_dir }}:/out \
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{{ matrix_postgres_detected_version_corresponding_docker_image }} pg_dump -h matrix-postgres {{ matrix_postgres_db_name }} -f /out/{{ postgres_dump_name }}
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- name : Ensure matrix-postgres is stopped
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service :
name : matrix-postgres
state : stopped
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- name : Rename existing Postgres data directory
command : "mv {{ matrix_postgres_data_path }} {{ postgres_auto_upgrade_backup_data_path }}"
- debug :
msg : "NOTE: Your Postgres data directory has been moved from `{{ matrix_postgres_data_path }}` to `{{ postgres_auto_upgrade_backup_data_path }}`. In the event of failure, you can move it back and run the playbook with --tags=setup-postgres to restore operation."
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- import_tasks : tasks/setup_postgres.yml
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- name : Ensure matrix-postgres autoruns and is restarted
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service :
name : matrix-postgres
enabled : yes
state : restarted
daemon_reload : yes
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- name : Wait a bit, so that Postgres can start
wait_for :
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timeout : "{{ postgres_start_wait_time }}"
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delegate_to : 127.0 .0 .1
become : false
- name : Perform Postgres database import
command : |
/usr/bin/docker run --rm --name matrix-postgres-import \
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--user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
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--cap-drop=ALL \
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--network={{ matrix_docker_network }} \
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--env-file={{ matrix_postgres_base_path }}/env-postgres-psql \
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-v {{ postgres_dump_dir }}:/in:ro \
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{{ matrix_postgres_docker_image_latest }} psql -v ON_ERROR_STOP=1 -h matrix-postgres -f /in/{{ postgres_dump_name }}
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- name : Delete Postgres database dump file
file :
path : "{{ postgres_dump_dir }}/{{ postgres_dump_name }}"
state : absent
- name : Ensure matrix-synapse is started
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service :
name : matrix-synapse
state : started
daemon_reload : yes
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- debug :
msg : "NOTE: Your old Postgres data directory is preserved at `{{ postgres_auto_upgrade_backup_data_path }}`. You might want to get rid of it once you've confirmed that all is well."