matrix-docker-ansible-deploy/roles/matrix-postgres/templates/systemd/matrix-postgres.service.j2

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#jinja2: lstrip_blocks: "True"
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[Unit]
Description=Matrix Postgres server
After=docker.service
Requires=docker.service
DefaultDependencies=no
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[Service]
Type=simple
Environment="HOME={{ matrix_systemd_unit_home_path }}"
ExecStartPre=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} kill matrix-postgres 2>/dev/null'
ExecStartPre=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} rm matrix-postgres 2>/dev/null'
# We need /dev/shm to be larger than the default to allow VACUUM to work.
# See:
# - https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/1362
# - https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/1268
ExecStart={{ matrix_host_command_docker }} run --rm --name matrix-postgres \
--log-driver=none \
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--user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
--cap-drop=ALL \
--read-only \
--tmpfs=/tmp:rw,noexec,nosuid,size=100m \
--tmpfs=/run/postgresql:rw,noexec,nosuid,size=100m \
--shm-size=256m \
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--network={{ matrix_docker_network }} \
{% if matrix_postgres_container_postgres_bind_port %}
-p {{ matrix_postgres_container_postgres_bind_port }}:5432 \
{% endif %}
--env-file={{ matrix_postgres_base_path }}/env-postgres-server \
--mount type=bind,src={{ matrix_postgres_data_path }},dst=/var/lib/postgresql/data \
--mount type=bind,src=/etc/passwd,dst=/etc/passwd,ro \
{% for arg in matrix_postgres_container_extra_arguments %}
{{ arg }} \
{% endfor %}
{{ matrix_postgres_docker_image_to_use }} \
postgres {{ matrix_postgres_process_extra_arguments|join(' ') }}
ExecStop=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} kill matrix-postgres 2>/dev/null'
ExecStop=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} rm matrix-postgres 2>/dev/null'
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Restart=always
RestartSec=30
SyslogIdentifier=matrix-postgres
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[Install]
WantedBy=multi-user.target