[Unit]
Description=Alertmanager
Wants=network-online.target
After=network-online.target

[Service]
User=prometheus
Group=prometheus
Type=simple
ExecStart=/opt/alertmanager-{{ alertmanager_version }}.linux-amd64/alertmanager \
    --config.file=/etc/alertmanager/alertmanager.yml \
    --storage.path=/var/lib/alertmanager/ \
    --web.listen-address=0.0.0.0:9093

[Install]
WantedBy=multi-user.target