【node_exporter安装脚本】

wget https://github.com/prometheus/node_exporter/releases/download/v1.9.0/node_exporter-1.9.0.linux-amd64.tar.gz
tar -zxvf node_exporter-1.9.0.linux-amd64.tar.gz
mv node_exporter-1.9.0.linux-amd64/node_exporter /usr/local/bin/
useradd -rs /bin/false node_exporter
tee /etc/systemd/system/node_exporter.service > /dev/null <<EOF
[Unit]
Description=Node Exporter
Wants=network-online.target
After=network-online.target

[Service]
User=node_exporter
ExecStart=/usr/local/bin/node_exporter

[Install]
WantedBy=default.target
EOF
systemctl daemon-reload
systemctl start node_exporter
systemctl status node_exporter
systemctl enable node_exporter
exit