mirror of
https://github.com/spantaleev/matrix-docker-ansible-deploy.git
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8d186e5194
If this is a brand new server and Postgres had never started, detecting it before we even start it is not possible. This moves the logic, so that it happens later on, when Postgres would have had the chance to start and possibly initialize a new empty database. Fixes #82 (Github issue)
66 lines
2.0 KiB
YAML
66 lines
2.0 KiB
YAML
---
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# Pre-checks
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- name: Fail if Postgres not enabled
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fail:
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msg: "Postgres via the matrix-postgres role is not enabled (`matrix_postgres_enabled`). Cannot import."
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when: "not matrix_postgres_enabled"
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- name: Fail if playbook called incorrectly
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fail:
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msg: "The `server_path_postgres_dump` variable needs to be provided to this playbook, via --extra-vars"
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when: "server_path_postgres_dump is not defined or server_path_postgres_dump.startswith('<')"
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- name: Check if the provided Postgres dump file exists
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stat:
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path: "{{ server_path_postgres_dump }}"
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register: result_server_path_postgres_dump_stat
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- name: Fail if provided Postgres dump file doesn't exists
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fail:
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msg: "File cannot be found on the server at {{ server_path_postgres_dump }}"
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when: not result_server_path_postgres_dump_stat.stat.exists
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# Defaults
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- name: Set postgres_start_wait_time, if not provided
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set_fact:
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postgres_start_wait_time: 15
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when: "postgres_start_wait_time|default('') == ''"
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# Actual import work
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- name: Ensure matrix-postgres is started
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service:
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name: matrix-postgres
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state: started
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daemon_reload: yes
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- name: Wait a bit, so that Postgres can start
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wait_for:
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timeout: "{{ postgres_start_wait_time }}"
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delegate_to: 127.0.0.1
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become: false
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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:
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msg: "Could not find existing Postgres installation"
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when: "not matrix_postgres_detected_existing"
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- name: Perform Postgres database import
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command: |
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/usr/bin/docker run --rm --name matrix-postgres-import \
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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 {{ server_path_postgres_dump }}:{{ server_path_postgres_dump }}:ro \
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--entrypoint=/bin/sh
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{{ matrix_postgres_docker_image_latest }}
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-c 'cat {{ server_path_postgres_dump }} | \
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{{ 'gunzip |' if server_path_postgres_dump.endswith('.gz') else '' }}
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psql -v ON_ERROR_STOP=1 -h matrix-postgres'
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