# This file is managed by ansible, don't make changes here - they will be
# overwritten.
[Unit]
Description=prometheus
{% if container_binary == 'docker' %}
After=docker.service network-online.target local-fs.target time-sync.target
Requires=docker.service
{% else %}
After=network-online.target local-fs.target time-sync.target
{% endif %}
Wants=network-online.target local-fs.target time-sync.target

[Service]
EnvironmentFile=-/etc/environment
{% if container_binary == 'podman' %}
ExecStartPre=-/usr/bin/rm -f /%t/%n-pid /%t/%n-cid
ExecStartPre=-/usr/bin/{{ container_binary }} rm --storage prometheus
{% endif %}
ExecStartPre=-/usr/bin/{{ container_binary }} rm -f prometheus
ExecStart=/usr/bin/{{ container_binary }} run --rm --name=prometheus \
{% if container_binary == 'podman' %}
  -d --log-driver journald --conmon-pidfile /%t/%n-pid --cidfile /%t/%n-cid \
{% endif %}
  --pids-limit={{ 0 if container_binary == 'podman' else -1 }} \
  -v "{{ prometheus_conf_dir }}:/etc/prometheus:Z" \
  -v "{{ prometheus_data_dir }}:/prometheus:Z" \
  --net=host \
  --user={{ prometheus_user_id }} \
  --cpu-period={{ prometheus_container_cpu_period }} \
  --cpu-quota={{ prometheus_container_cpu_period * prometheus_container_cpu_cores }} \
  --memory={{ prometheus_container_memory }}GB \
  --memory-swap={{ prometheus_container_memory * 2 }}GB \
  {{ prometheus_container_image }} \
  --config.file=/etc/prometheus/prometheus.yml \
  --storage.tsdb.path=/prometheus \
{% if prometheus_storage_tsdb_retention_time is defined %}
  --storage.tsdb.retention.time={{ prometheus_storage_tsdb_retention_time }} \
{% endif %}
  --web.external-url=http://{{ ansible_facts['fqdn'] }}:{{ prometheus_port }}/ \
  --web.listen-address={{ grafana_server_addr }}:{{ prometheus_port }}
{% if container_binary == 'podman' %}
ExecStop=/usr/bin/sh -c "/usr/bin/{{ container_binary }} rm -f `cat /%t/%n-cid`"
{% else %}
ExecStop=/usr/bin/{{ container_binary }} stop prometheus
{% endif %}
KillMode=none
Restart=always
RestartSec=10s
TimeoutStartSec=120
TimeoutStopSec=15
{% if container_binary == 'podman' %}
Type=forking
PIDFile=/%t/%n-pid
{% endif %}

[Install]
WantedBy=multi-user.target
