探针监控（blackbox_exporter） - 监控相关

#安装
	wget https://github.com/prometheus/blackbox_exporter/releases/download/v0.19.0/blackbox_exporter-0.19.0.linux-amd64.tar.gz
	tar -zxvf blackbox_exporter-0.19.0.linux-amd64.tar.gz
	mkdir -p /usr/local/exporter/
	mv blackbox_exporter-0.19.0.linux-amd64 /usr/local/exporter/blackbox_exporter

#启动EXPORTER
    cd /usr/local/exporter/blackbox_exporter
    ./blackbox_exporter     #前台启动
    nohup ./blackbox_exporter &  #后台启动
    -----------------------------------------------------------
    --web.listen-address=":9100"  
    #blackbox_exporter监听的端口，默认是9100，若需要修改则通过此参数。
    --web.telemetry-path="/metrics"  
    #获取metric信息的url，默认是/metrics，若需要修改则通过此参数
    --log.level="info" 
    #设置日志级别
    --log.format="logger:stderr"  
    #设置打印日志的格式，若有自动化日志提取工具可以使用这个参数规范日志打印的格式
	
#Prometheus配置
###icmp测试（监控主机存活状态）
	vim prometheus.yml
	#内容：
	  - job_name: node_status
	    metrics_path: /probe
	    params:
	      module: [icmp]
	    static_configs:
	      - targets: ['10.165.94.31']
	        labels:
	          instance: node_status
	          group: 'node'
	    relabel_configs:
	      - source_labels: [__address__]
	        target_label: __param_target
	      - source_labels: [__param_target]
	        target_label: instance
	      - target_label: __address__
	        replacement: 172.19.155.133:9115

###tcp测试（监控主机端口存活状态）
	vim prometheus.yml
	#内容：
	  - job_name: 'prometheus_port_status'
	    metrics_path: /probe
	    params:
	      module: [tcp_connect]
	    static_configs:
 	     - targets: ['172.19.155.133:8765']
	        labels:
	          instance: 'port_status'
	          group: 'tcp'
	    relabel_configs:
	      - source_labels: [__address__]
	        target_label: __param_target
	      - source_labels: [__param_target]
	        target_label: instance
	      - target_label: __address__
	        replacement: 172.19.155.133:9115

###http测试（监控网站状态）
	vim prometheus.yml
	#内容：
	  - job_name: web_status
	    metrics_path: /probe
	    params:
	      module: [http_2xx]
	    static_configs:
	      - targets: ['http://www.baidu.com']
	        labels:
	          instance: user_status
	          group: 'web'
	    relabel_configs:
	      - source_labels: [__address__]
	        target_label: __param_target
	      - source_labels: [__param_target]
	        target_label: instance
	      - target_label: __address__
	        replacement: 172.19.155.133:9115

###post测试（接口联通性）
	  - job_name: 'blackbox_http_2xx_post'
	    scrape_interval: 10s
	    metrics_path: /probe
	    params:
	      module: [http_post_2xx_query]
	    static_configs:
	        - targets:
	          - https://xx.xxx.com/api/xx/xx/fund/query.action
	          labels:
	            group: 'Interface monitoring'
	    relabel_configs:
	      - source_labels: [__address__]
	        target_label: __param_target
	      - source_labels: [__param_target]
	        target_label: instance
	      - target_label: __address__
	        replacement: 172.19.155.133:9115

#grafana添加监控模板
	模板id  9965

#参考资料
	https://www.cnblogs.com/xiao987334176/p/12022482.html
	https://blog.csdn.net/qq_25934401/article/details/84325356