[Unit]
Description=Prometheus Monitoring System
Documentation=https://prometheus.io/docs/
Wants=network-online.target
After=network-online.target

[Service]
User={{ prometheus_user }}
Group={{ prometheus_group }}
Type=simple
ExecStart={{ prometheus_binary_dir }}/prometheus \
  --config.file={{ prometheus_config_dir }}/prometheus.yml \
  --storage.tsdb.path={{ prometheus_data_dir }} \
  --storage.tsdb.retention.time={{ prometheus_retention }} \
  --web.console.templates={{ prometheus_config_dir }}/consoles \
  --web.console.libraries={{ prometheus_config_dir }}/console_libraries \
  --web.enable-lifecycle \
  --web.enable-admin-api \
  --log.level={{ prometheus_log_level }}

ExecReload=/bin/kill -HUP $MAINPID
Restart=on-failure
RestartSec=5
StandardOutput=journal
StandardError=journal
SyslogIdentifier=prometheus

[Install]
WantedBy=multi-user.target