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如何在 cadvisor 和 Prometheus Monitoring 的節點導出器中更改端口號

[英]How to Change Port Number in cadvisor and node-exporter of Prometheus Monitoring

下面是當我點擊目標時在 prometheus URL 中的顯示。

cadvisor (0/1 up) 和 node-exporter (0/1 up) 顯示在 Prometheus URL 中

這是我的 filename.yml 文件

version: '3.2'

services:

  prometheus:
       image: prom/prometheus:latest
#       container_name: monitoring_prometheus
       command:
         - '--config.file=/etc/prometheus/prometheus.yml'
         - '--storage.tsdb.path=/prometheus'
         - '--web.console.libraries=/usr/share/prometheus/console_libraries'
         - '--web.console.templates=/usr/share/prometheus/consoles'
       volumes:
         - /Prometheus/alert.rules:/etc/prometheus/alert.rules
         - /Prometheus/container.yml:/etc/prometheus/container.yml
         - /Prometheus/diskusage.yml:/etc/prometheus/diskusage.yml
         - ./prometheus.yml:/etc/prometheus/prometheus.yml
       ports:
         - 9090:9090

  node-exporter:       
       image: prom/node-exporter:latest
#       container_name: monitoring_node_exporter       
       volumes:       
         - /proc:/host/proc:ro       
         - /sys:/host/sys:ro       
         - /:/rootfs:ro       
       ports:
         - 9091:9091
       command:       
         - '--path.procfs=/host/proc'       
         - '--path.sysfs=/host/sys'       
         - '--path.rootfs=/host'       
         - '--collector.filesystem.ignored-mount-points="^(/rootfs|/host|)/(sys|proc|dev|host|etc)($$|/)"'       
         - '--collector.filesystem.ignored-fs-types="^(sys|proc|auto|cgroup|devpts|ns|au|fuse\.lxc|mqueue)(fs|)$$"'       


  cadvisor:
       image: google/cadvisor:latest
#       container_name: monitoring_cadvisor
       ports:
         - 9092:9092
       volumes:
         - /:/rootfs:ro
         - /var/run:/var/run:rw
         - /sys:/sys:ro
         - /var/lib/docker/:/var/lib/docker:ro


  grafana:
       image: grafana/grafana:latest
#       image: grafana-custom:latest
#       container_name: monitoring_grafana   
       volumes:
         - grafana-data:/var/lib/grafana
#         - ./data/grafana:/var/lib/grafana
#         - ./grafana/provisioning:/etc/grafana/provisioning
#         - ./defaults.ini:/usr/share/grafana/conf/defaults.ini
       ports:
         - 3000:3000
       environment:
         - "GF_SMTP_ENABLED=true" 
         - "GF_SMTP_HOST=smtp.gmail.com:465" 
         - "GF_SMTP_USER=test@gmail.com" 
         - "GF_SMTP_PASSWORD=xxxxxx" 

  alertmanager:
       image: prom/alertmanager
#        privileged: true
       volumes:
         - ./alertmanager.yml:/alertmanager.yml
       command:
         - '--config.file=/alertmanager.yml'
       ports:
         - '9093:9093'
 
  karma-alert-dashboard:
#       image: cloudflare/unsee
       image: lmierzwa/karma:latest
       environment:
#         - "ALERTMANAGER_URIS=default:http://alertmanager:9093"
         - "ALERTMANAGER_URI=http://alertmanager:9093"
       ports:
         - '9094:9094'


volumes:
  grafana-data:

我已經通過 docker stack -c filename.yml 測試部署了 5 個 docker 服務,所有服務和 docker 容器都已啟動。

前 3 個連接在一起並且工作正常

Grafana = http://SERVERIP:3000/ - 3000 Prometheus = http://SERVERIP:9090/ - 9090 AlertManager = http://SERVERIP:9093/ - 9093

由於 docker 容器和 docker 服務中的端口問題,最后 3 個未連接在一起並且無法正常工作

Karma = http://SERVERIP:9094/ - 8080 Node Exporter= http://SERVERIP:9100/ - 9100 CAdvisor = http://SERVERIP:8080/ - 8080

這是屏幕截圖: 在此處輸入圖片說明

當我檢查端口號 3 服務在終端中顯示不同但在我的 filename.yml 中,一切都是正確的,任何人都可以告訴我是什么問題以及我錯在哪里

當我檢查 3 個 docker 容器的日志時

  1. 碼頭工人日志管理員
Could not configure a source for OOM detection, disabling OOM events: open /dev/kmsg: no such file or directory
  1. node-exporter 沒有顯示任何日志。
  2. 這是 lmierzwa/karma 的日志
level=info msg="Version: v0.86-83-gf5e5269f"
level=info msg="Configured Alertmanager source" name=default proxy=false readonly=false uri=http://alertmanager:9093
level=info msg="Initial Alertmanager collection"
level=info msg="Pulling latest alerts and silences from Alertmanager"
level=info msg="Collecting alerts and silences" alertmanager=default
level=info msg="GET request" timeout=40 uri=http://alertmanager:9093/metrics
level=info msg="Upstream version" alertmanager=default version=0.22.2
level=info msg="Got silences" alertmanager=default duration=0.000204419 silences=0
level=info msg="Detecting ticket links in silences" alertmanager=default silences=0
level=info msg="Collected alert groups" alertmanager=default duration=0.000201856 groups=0
level=info msg="Deduplicating alert groups" alertmanager=default groups=0
level=info msg="Processing deduplicated alert groups" alertmanager=default groups=0
level=info msg="Merging autocomplete hints" alertmanager=default hints=0
level=info msg="Collection completed"
level=info msg="Done, starting HTTP server"
level=info msg="Starting HTTP server" address=[::]:8080
level=info msg="Pulling latest alerts and silences from Alertmanager"
level=info msg="Collecting alerts and silences" alertmanager=default
level=info msg="GET request" timeout=40 uri=http://alertmanager:9093/metrics
level=info msg="Upstream version" alertmanager=default version=0.22.2
level=info msg="Got silences" alertmanager=default duration=0.000155633 silences=0

在您的 docker 配置文件中,您沒有在這三個服務上映射正確的端口:

  • node_exporter
  • 管理員
  • 業力警報儀表板

您需要映射那些 docker 鏡像公開的端口。
例如,對於 node_exporter,如果您想在 VM 的端口9091上訪問它,您將擁有如下內容:

       ports:
         - 9091:9100 # node_exporter works on port 9100 by default

如果您想知道這些圖像暴露了哪些端口,您可以查看每個項目的 github 文檔或執行docker image inspect your_image

要更改端口號,這是 cadvisor 和節點導出器的示例

version: '3.2'

services:
  cadvisor:
    image: google/cadvisor:latest
    ports:
    - 9092:9092
  ...
    command:
    - '-port=9092'
    ...
  
  node-exporter:       
   image: prom/node-exporter:latest      
   ...
   ports:
   - 9091:9091
   command:       
     - ' --web.listen-address=9091'       
     ...

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