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

#jinja2: lstrip_blocks: "True"
[Unit]
Description=Matrix Redis server
After=docker.service
Requires=docker.service

[Service]
Type=simple
ExecStartPre=-/usr/bin/docker stop matrix-redis
ExecStartPre=-/usr/bin/docker rm matrix-redis

ExecStart=/usr/bin/docker run --rm --name matrix-redis \
			--log-driver=none \
			--user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
			--cap-drop=ALL \
			--read-only \
			--tmpfs=/tmp:rw,noexec,nosuid,size=100m \
			--network={{ matrix_docker_network }} \
			{% if matrix_redis_container_redis_bind_port %}
			-p {{ matrix_redis_container_redis_bind_port }}:6379 \
			{% endif %}
			-v {{ matrix_redis_base_path }}/redis.conf:/usr/local/etc/redis/redis.conf \
			{% for arg in matrix_redis_container_extra_arguments %}
			{{ arg }} \
			{% endfor %}
			{{ matrix_redis_docker_image_to_use }} \
			redis-server /usr/local/etc/redis/redis.conf

ExecStop=-/usr/bin/docker stop matrix-redis
ExecStop=-/usr/bin/docker rm matrix-redis
Restart=always
RestartSec=30
SyslogIdentifier=matrix-redis

[Install]
WantedBy=multi-user.target