Prometheus-各种exporter

一、 nginx-prometheus-exporter

1 nginx 配置

1.1 Nginx 模块支持

nginx 安装的时候需要有 nginx 的状态模块： stub_status

可通过如下命令检查

nginx -V 2>&1 | grep -o with-http_stub_status_module

1.2 Nginx 配置文件配置

添加如下配置到自己 nginx 的配置文件中

server {listen 9010;location /metrics {stub_status on;access_log   off;error_log off;allow 127.0.0.1;deny all;}
}

2 部署 nginx-prometheus-exporter

2.1 二进制方式部署

下载不同版本： https://github.com/nginxinc/nginx-prometheus-exporter/releases

下载 Linux 的 X86 版本

curl -o nginx-prometheus-exporter_0.11.0_linux_amd64.tar.gz -L https://github.com/nginxinc/nginx-prometheus-exporter/releases/download/v0.11.0/nginx-prometheus-exporter_0.11.0_linux_amd64.tar.gz

2.1.1 解压部署

tar -xf nginx-prometheus-exporter_0.11.0_linux_amd64.tar.gz nginx-prometheus-exporter 
mv nginx-prometheus-exporter /usr/local/bin/

2.1.2 配置 systemd

nginx-exporter.service

[Unit]
Description=NGINX Prometheus Exporter
Requires=nginx_exporter.socket[Service]
User=nginx_exporter
ExecStart=/usr/local/bin/nginx-prometheus-exporter  -nginx.scrape-uri="http://127.0.0.1:9010/metrics"[Install]
WantedBy=multi-user.target

2.1.3 添加 prometheus 的配置

  - job_name: "nginx"scrape_interval: 5sstatic_configs:- targets:- "<nginx-prometheus-exporter 的IP>:9113"labels:group: 'nginxs'

2.1.4 Dashborad

https://github.com/nginxinc/nginx-prometheus-exporter/blob/main/grafana/dashboard.json

2.2 docker-compose 方式部署

version: "3.9"
services:nginx-exporter:image: bitnami/nginx-exporter