matrix-docker-ansible-deploy/roles/matrix-email2matrix/templates/systemd/matrix-email2matrix.service.j2
Slavi Pantaleev d08b27784f Fix systemd services autostart problem with Docker 20.10
The Docker 19.04 -> 20.10 upgrade contains the following change
in `/usr/lib/systemd/system/docker.service`:

```
-BindsTo=containerd.service
-After=network-online.target firewalld.service containerd.service
+After=network-online.target firewalld.service containerd.service multi-user.target
-Requires=docker.socket
+Requires=docker.socket containerd.service
Wants=network-online.target
```

The `multi-user.target` requirement in `After` seems to be in conflict
with our `WantedBy=multi-user.target` and `After=docker.service` /
`Requires=docker.service` definitions, causing the following error on
startup for all of our systemd services:

> Job matrix-synapse.service/start deleted to break ordering cycle starting with multi-user.target/start

A workaround which appears to work is to add `DefaultDependencies=no`
to all of our services.
2020-12-10 11:43:20 +02:00

34 lines
1 KiB
Django/Jinja

#jinja2: lstrip_blocks: "True"
[Unit]
Description=Email2Matrix
After=docker.service
Requires=docker.service
DefaultDependencies=no
[Service]
Type=simple
ExecStartPre=-{{ matrix_host_command_docker }} kill matrix-email2matrix
ExecStartPre=-{{ matrix_host_command_docker }} rm matrix-email2matrix
ExecStart={{ matrix_host_command_docker }} run --rm --name matrix-email2matrix \
--log-driver=none \
--user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
--cap-drop=ALL \
--read-only \
--network={{ matrix_docker_network }} \
-p {{ matrix_email2matrix_smtp_host_bind_port }}:2525 \
--mount type=bind,src={{ matrix_email2matrix_config_dir_path }}/config.json,dst=/config.json,ro \
{% for arg in matrix_email2matrix_container_extra_arguments %}
{{ arg }} \
{% endfor %}
{{ matrix_email2matrix_docker_image }}
ExecStop=-{{ matrix_host_command_docker }} kill matrix-email2matrix
ExecStop=-{{ matrix_host_command_docker }} rm matrix-email2matrix
Restart=always
RestartSec=30
SyslogIdentifier=matrix-email2matrix
[Install]
WantedBy=multi-user.target