[Unit]
Description=VictoriaMetrics alert services
After=network.target local-fs.target auditd.service

[Service]
Type=simple
User=daemon
Group=daemon

Environment="INTERVAL=5s"
EnvironmentFile=/etc/default/vmalert@%i

StandardOutput=append:%L/vmalert@%i.log

StartLimitBurst=5
StartLimitInterval=10
Restart=always
RestartSec=1
RestartPreventExitStatus=255

ExecStartPre=/usr/bin/test -d ${RULES_DIR}
ExecStart=/usr/sbin/vmalert $ARGS \
	-rule="${RULES_DIR}/*.yml" \
	-datasource.url="${DATASOURCE}" \
	-notifier.url="${NOTIFY}" \
	-evaluationInterval=${INTERVAL}

ExecStop=/bin/kill -s SIGTERM $MAINPID
LimitNOFILE=65536
LimitNPROC=32000

[Install]
WantedBy=multi-user.target