prometheus黑盒测试

prometheus黑盒测试

白盒监控：监控一些内部的数据，topic的监控数据，Redis key的大小。内部暴露的指标被称为白盒监控。比较关注的是原因。   黑盒监控：站在用户的角度看到的东西。网站不能打开，网站打开的比较慢。比较关注现象，表示正在发生的问题，正在发生的告警。 github文档：https://github.com/prometheus/blackbox_exporter 关于部署，已经做成yaml格式，一键部署上去就可以了 创建comfingmap   ---》 挂载到deployments  --》暴露service服务使用   [root@k8s-master01 config]# cat exe.yaml apiVersion: apps/v1 kind: Deployment metadata: labels: app: blackbox-exporter name: blackbox-exporter namespace: monitoring spec: progressDeadlineSeconds: 600 replicas: 1 revisionHistoryLimit: 10 selector: matchLabels: app: blackbox-exporter strategy: rollingUpdate: maxSurge: 1 maxUnavailable: 0 type: RollingUpdate template: metadata: creationTimestamp: null labels: app: blackbox-exporter spec: containers: - args: - --config.file=/mnt/blackbox.yml env: - name: TZ value: Asia/Shanghai - name: LANG value: C.UTF-8 image: prom/blackbox-exporter:master imagePullPolicy: IfNotPresent lifecycle: {} name: blackbox-exporter ports: - containerPort: 9115 name: web protocol: TCP resources: limits: cpu: 324m memory: 443Mi requests: cpu: 10m memory: 10Mi securityContext: allowPrivilegeEscalation: false privileged: false readOnlyRootFilesystem: false runAsNonRoot: false terminationMessagePath: /dev/termination-log terminationMessagePolicy: File volumeMounts: - mountPath: /usr/share/zoneinfo/Asia/Shanghai name: tz-config - mountPath: /etc/localtime name: tz-config - mountPath: /etc/timezone name: timezone - mountPath: /mnt name: config dnsPolicy: ClusterFirst restartPolicy: Always schedulerName: default-scheduler securityContext: {} terminationGracePeriodSeconds: 30 volumes: - hostPath: path: /usr/share/zoneinfo/Asia/Shanghai type: "" name: tz-config - hostPath: path: /etc/timezone type: "" name: timezone - configMap: defaultMode: 420 name: blackbox-conf name: config --- apiVersion: v1 data: blackbox.yml: |- modules: http_2xx: prober: http http_post_2xx: prober: http http: method: POST tcp_connect: prober: tcp pop3s_banner: prober: tcp tcp: query_response: - expect: "^+OK" tls: true tls_config: insecure_skip_verify: false ssh_banner: prober: tcp tcp: query_response: - expect: "^SSH-2.0-" irc_banner: prober: tcp tcp: query_response: - send: "NICK prober" - send: "USER prober prober prober :prober" - expect: "PING :([^ ]+)" send: "PONG ${1}" - expect: "^:[^ ]+ 001" icmp: prober: icmp kind: ConfigMap metadata: name: blackbox-conf namespace: monitoring --- apiVersion: v1 kind: Service metadata: labels: app: blackbox-exporter name: blackbox-exporter namespace: monitoring spec: ports: - name: container-1-web-1 port: 9115 protocol: TCP targetPort: 9115 selector: app: blackbox-exporter sessionAffinity: None type: ClusterIP 测试验证 curl http://10.96.203.216:9115/probe?target=baidu.com&module=http_2xx [root@k8s-master01 config]# curl [1] 4221 #获取baidu.com的相关信息 [root@k8s-master01 config]# # HELP probe_dns_lookup_time_seconds Returns the time taken for probe dns lookup in seconds # TYPE probe_dns_lookup_time_seconds gauge probe_dns_lookup_time_seconds 0.338946599 # HELP probe_duration_seconds Returns how long the probe took to complete in seconds # TYPE probe_duration_seconds gauge probe_duration_seconds 0.682111152 # HELP probe_failed_due_to_regex Indicates if probe failed due to regex # TYPE probe_failed_due_to_regex gauge probe_failed_due_to_regex 0 # HELP probe_Length of content response # TYPE probe_gauge probe_-1 # HELP probe_Duration of request by phase, summed over all redirects # TYPE probe_gauge probe_0.00913168 probe_0.008949937 probe_0.338946599 probe_0 probe_0.324605594 # HELP probe_The number of redirects # TYPE probe_gauge probe_0 # HELP probe_Indicates if SSL was used for the final redirect # TYPE probe_gauge probe_0 # HELP probe_Response HTTP status code # TYPE probe_gauge probe_200 # HELP probe_Length of uncompressed response body # TYPE probe_gauge probe_297140 # HELP probe_Returns the version of HTTP of the probe response # TYPE probe_gauge probe_1.1 # HELP probe_ip_addr_hash Specifies the hash of IP address. It's useful to detect if the IP address changes. # TYPE probe_ip_addr_hash gauge probe_ip_addr_hash 2.882632397e+09 # HELP probe_ip_protocol Specifies whether probe ip protocol is IP4 or IP6 # TYPE probe_ip_protocol gauge probe_ip_protocol 4 # HELP probe_success Displays whether or not the probe was a success # TYPE probe_success gauge probe_success 1

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