创建配置文件

vim /opt/node_exporter/configuration.yml

输入以下内容

tls_server_config:
  cert_file: /opt/node_exporter/tlsCertificate.crt
  key_file: /opt/node_exporter/tlsCertificate.key
basic_auth_users:
  prometheus: '$2y$10$cA9UlOBRKkOsKC2lWhe9c.coKHBMiB9GIOIuIXAvI3CoKKIJuFPom'

上传证书到/opt/node_exporter/

cd /opt/node_exporter/

證書存放路徑：``

systemctl方式開機啟動配置

刪除舊的node_exporter.service

rm -rf  /lib/systemd/system/node_exporter.service

創建新的node_exporter.service

vim /lib/systemd/system/node_exporter.service

輸入以下內容：

[Unit]
Description=The node_exporter
After=network.target
[Service]
Type=simple
User=root
ExecStart=/opt/node_exporter/latest/node_exporter --web.config.file=/opt/node_exporter/configuration.yml
Restart=on-failure
[Install]
WantedBy=multi-user.target

啟動

systemctl daemon-reload
systemctl restart node_exporter.service
systemctl enable node_exporter.service
systemctl status node_exporter.service

查看

curl 127.0.0.1:9100/metrics