smartctl exporter

obtain metrics from disks

install and check

export DEBIAN_FRONTEND=noninteractive && apt update && apt install smartmontools
curl -L https://github.com/prometheus-community/smartctl_exporter/releases/download/v0.14.0/smartctl_exporter-0.14.0.linux-amd64.tar.gz | tar xz -C /tmp/
timeout 5 --preserve-status -s SIGTERM /tmp/smartctl_exporter-0.14.0.linux-amd64/smartctl_exporter --web.listen-address=localhost:9633 --smartctl.rescan=60m --smartctl.interval=15s ; mv /tmp/smartctl_exporter-0.14.0.linux-amd64/smartctl_exporter /usr/local/bin/smartctl_exporter

systemd unit file

#!/bin/bash
if [ "$EUID" -ne 0 ]; then
  echo "Please run as root"
  exit
fi

tee -a /etc/systemd/system/smartctl_exporter.service <<ECHO
[Unit]
Description=Smartctl Exporter Service
After=network.target

[Service]
ExecStart=/usr/local/bin/smartctl_exporter --web.listen-address=localhost:9633 --smartctl.rescan=60m --smartctl.interval=15s
Restart=on-failure

[Install]
WantedBy=multi-user.target
ECHO
systemctl daemon-reload && systemctl enable --now smartctl_exporter.service

On reload/edit sysd-unit:

systemctl daemon-reload && systemctl restart smartctl_exporter.service

vector.dev config

vim /etc/vector/vector.yaml

sources:
  smartctl:
    type: prometheus_scrape
    scrape_interval_secs: 15
    honor_labels: true
    endpoints:
      - http://localhost:9633/metrics

prometheus metrics to check

sum by (instance) (smartctl_device_critical_warning > 0)