matrix-docker-ansible-deploy/roles/custom/matrix-dynamic-dns/templates/systemd/matrix-dynamic-dns.service.j2

#jinja2: lstrip_blocks: True
[Unit]
Description=Matrix Dynamic DNS
{% for service in matrix_dynamic_dns_systemd_required_services_list %}
Requires={{ service }}
After={{ service }}
{% endfor %}
{% for service in matrix_dynamic_dns_systemd_wanted_services_list %}
Wants={{ service }}
{% endfor %}
DefaultDependencies=no

[Service]
Type=simple
Environment="HOME={{ devture_systemd_docker_base_systemd_unit_home_path }}"
ExecStartPre=-{{ devture_systemd_docker_base_host_command_sh }} -c '{{ devture_systemd_docker_base_host_command_docker }} stop -t {{ devture_systemd_docker_base_container_stop_grace_time_seconds }} matrix-dynamic-dns 2>/dev/null || true'
ExecStartPre=-{{ devture_systemd_docker_base_host_command_sh }} -c '{{ devture_systemd_docker_base_host_command_docker }} rm matrix-dynamic-dns 2>/dev/null || true'

ExecStartPre={{ devture_systemd_docker_base_host_command_docker }} create \
			--rm \
			--name=matrix-dynamic-dns \
			--log-driver=none \
			--network={{ matrix_dynamic_dns_container_network }} \
  			-e PUID={{ matrix_user_uid }} \
  			-e PGID={{ matrix_user_gid }} \
			--mount type=bind,src={{ matrix_dynamic_dns_config_path }},dst=/config \
			{% for arg in matrix_dynamic_dns_container_extra_arguments %}
			{{ arg }} \
			{% endfor %}
			{{ matrix_dynamic_dns_docker_image }}


{% for network in matrix_dynamic_dns_container_additional_networks %}
ExecStartPre={{ devture_systemd_docker_base_host_command_docker }} network connect {{ network }} matrix-dynamic-dns
{% endfor %}

ExecStart={{ devture_systemd_docker_base_host_command_docker }} start --attach matrix-dynamic-dns

ExecStop=-{{ devture_systemd_docker_base_host_command_sh }} -c '{{ devture_systemd_docker_base_host_command_docker }} stop -t {{ devture_systemd_docker_base_container_stop_grace_time_seconds }} matrix-dynamic-dns 2>/dev/null || true'
ExecStop=-{{ devture_systemd_docker_base_host_command_sh }} -c '{{ devture_systemd_docker_base_host_command_docker }} rm matrix-dynamic-dns 2>/dev/null || true'
Restart=always
RestartSec=30
SyslogIdentifier=matrix-dynamic-dns

[Install]
WantedBy=multi-user.target