mirror of
https://github.com/spantaleev/matrix-docker-ansible-deploy.git
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d107ab2540
Since cbee084ac1, this playbook supports Postgres 10.x,
but keeps existing Postgres-9.x installs on 9.x.
This playbook can now also be ran with `--tags=upgrade-postgres`
to make it upgrade from Postgres 9.x to 10.x (or other versions
in the future).
109 lines
3.8 KiB
YAML
109 lines
3.8 KiB
YAML
---
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#
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# Generic tasks, no matter what kind of server we're using (internal/external)
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#
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- name: Determine existing Postgres version (check PG_VERSION file)
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stat:
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path: "{{ matrix_postgres_data_path }}/PG_VERSION"
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register: result_pg_version_stat
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- name: Determine existing Postgres version (read PG_VERSION file)
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slurp:
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src: "{{ matrix_postgres_data_path }}/PG_VERSION"
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register: result_pg_version
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when: "result_pg_version_stat.stat.exists"
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- name: Determine existing Postgres version (default to empty)
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set_fact:
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pg_version: ""
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- name: Determine existing Postgres version (make sense of PG_VERSION file)
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set_fact:
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pg_version: "{{ result_pg_version['content']|b64decode|replace('\n', '') }}"
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when: "result_pg_version_stat.stat.exists"
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- name: Determine Postgres version to use (default to latest)
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set_fact:
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docker_postgres_image_to_use: "{{ docker_postgres_image_latest }}"
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- name: Determine Postgres version to use (use 9.x, if detected)
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set_fact:
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docker_postgres_image_to_use: "{{ docker_postgres_image_v9 }}"
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when: "pg_version.startswith('9.')"
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- debug:
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msg: "NOTE: Your setup is on an old Postgres version ({{ docker_postgres_image_to_use }}), while {{ docker_postgres_image_latest }} is supported. You can upgrade using --tags=upgrade-postgres"
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when: "docker_postgres_image_to_use != docker_postgres_image_latest"
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# Even if we don't run the internal server, we still need this for running the CLI
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- name: Ensure postgres Docker image is pulled
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docker_image:
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name: "{{ docker_postgres_image_to_use }}"
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- name: Ensure Postgres environment variables file created
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template:
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src: "{{ role_path }}/templates/env/{{ item }}.j2"
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dest: "{{ matrix_environment_variables_data_path }}/{{ item }}"
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mode: 0640
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with_items:
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- "env-postgres-pgsql-docker"
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- "env-postgres-server-docker"
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- name: Ensure matrix-postgres-cli script created
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template:
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src: "{{ role_path }}/templates/usr-local-bin/matrix-postgres-cli.j2"
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dest: "/usr/local/bin/matrix-postgres-cli"
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mode: 0750
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#
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# Tasks related to setting up an internal postgres server
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#
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- name: Ensure postgres data path exists
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file:
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path: "{{ matrix_postgres_data_path }}"
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state: directory
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mode: 0700
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owner: "{{ matrix_user_username }}"
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group: "{{ matrix_user_username }}"
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when: "not matrix_postgres_use_external"
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- name: Ensure matrix-postgres.service installed
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template:
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src: "{{ role_path }}/templates/systemd/matrix-postgres.service.j2"
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dest: "/etc/systemd/system/matrix-postgres.service"
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mode: 0644
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when: "not matrix_postgres_use_external"
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#
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# Tasks related to getting rid of the internal postgres server (if it was previously enabled)
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#
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- name: Check existence of matrix-postgres service
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stat: path="/etc/systemd/system/matrix-postgres.service"
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register: matrix_postgres_service_stat
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when: matrix_postgres_use_external
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- name: Ensure matrix-postgres is stopped
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service: name=matrix-postgres state=stopped daemon_reload=yes
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when: "matrix_postgres_use_external and matrix_postgres_service_stat.stat.exists"
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- name: Ensure matrix-postgres.service doesn't exist
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file:
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path: "/etc/systemd/system/matrix-postgres.service"
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state: absent
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when: "matrix_postgres_use_external and matrix_postgres_service_stat.stat.exists"
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- name: Check existence of matrix-postgres local data path
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stat: path="{{ matrix_postgres_data_path }}"
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register: matrix_postgres_data_path_stat
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when: matrix_postgres_use_external
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# We just want to notify the user. Deleting data is too destructive.
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- name: Notify if matrix-postgres local data remains
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debug:
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msg: "Note: You are not using a local PostgreSQL database, but some old data remains from before in {{ matrix_postgres_data_path }}. Feel free to delete that."
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when: "matrix_postgres_use_external and matrix_postgres_data_path_stat.stat.exists"
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