2.5 blackbox exporter安装
https://prometheus.io/download/#blackbox_exporter
blackbox_exporter是Prometheus官方提供的一个exporter,可以通过HTTP、HTTPS、DNS、TCP和ICMP对被监控节点进行监控和数据采集。
HTTP/HTTPS:URL/API可用性检测
TCP:端口监听检测
ICMP:主机存活检测
DNS:域名解析
2.5.1 部署blackbox exporter
root@node1:/apps# wget https://github.com/prometheus/blackbox_exporter/releases/download/v0.20.0/blackbox_exporter-0.20.0.linux-amd64.tar.gz
root@node1:/apps# tar xf blackbox_exporter-0.20.0.linux-amd64.tar.gz
root@node1:/apps# ln -sv /apps/blackbox_exporter-0.20.0.linux-amd64 /apps/blackbox_exporter
'/apps/blackbox_exporter' ->