Gateway server

Grafana

Em nó đóng vai trò monitor TOÀN BỘ các thiết bị trong Network.

Tất nhiên em nó chỉ là Dashboard, phía sau em nó là

Prometheus

# my global config
global:
  scrape_interval: 15s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
  evaluation_interval: 15s # Evaluate rules every 15 seconds. The default is every 1 minute.
  # scrape_timeout is set to the global default (10s).

# Alertmanager configuration
alerting:
  alertmanagers:
    - static_configs:
        - targets:
            - alertmanager:9093

# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
rule_files:
  # - "first_rules.yml"
  # - "second_rules.yml"
  - "/etc/prometheus/rules/*.yml"

# A scrape configuration containing exactly one endpoint to scrape:
# Here it's Prometheus itself.
scrape_configs:
  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
  - job_name: "prometheus"

    # metrics_path defaults to '/metrics'
    # scheme defaults to 'http'.

    static_configs:
      - targets: [ "localhost:9090" ]

  - job_name: "alertmanager"

    static_configs:
      - targets: [ "localhost:9093" ]

  - job_name: "physical"

    # metrics_path defaults to '/metrics'
    # scheme defaults to 'http'.

    static_configs:
      # node_exporter
      - targets: [ '192.168.1.4:9100' ]
        labels:
          instance: 'gatekeeper'
          service: 'node_exporter'

      # process_exporter
      - targets: [ '192.168.1.4:9256' ]
        labels:
          instance: 'gatekeeper'
          service: 'process_exporter'

      # node_exporter
      - targets: [ '192.168.1.11:9100' ]
        labels:
          instance: 'develop'
          service: 'node_exporter'    

  - job_name: "workstation"

    static_configs:
      # node_exporter
      - targets: [ '192.168.1.30:9100' ]
        labels:
          instance: 'smb'
          service: 'node_exporter'

      - targets: [ '192.168.1.39:9100' ]
        labels:
          instance: 'hosting'
          service: 'node_exporter'

      # process_exporter
      - targets: [ '192.168.1.30:9256' ]
        labels:
          instance: 'smb'
          service: 'process_exporter'

Node exporter

• Prometheus
• AlertManager
• Physical
  • gatekeeper – 192.168.1.4
  • workstation – 192.168.1.11
• ESXi
  • smb – 192.168.1.30
  • hosting – 192.168.1.39

ExecStart=/usr/local/bin/prometheus   \
--config.file=/etc/prometheus/prometheus.yml   \
--storage.tsdb.path=/mnt/data/prometheus   \
--web.console.templates=/etc/prometheus/consoles   \
--web.console.libraries=/etc/prometheus/console_libraries   \
--web.listen-address=0.0.0.0:9090   \
--web.enable-lifecycle \
--web.enable-admin-api

Node exporter store data trên 1 em HDD khác để giảm “write” cho SSD :p

Tất nhiên trên chính Gateway cũng sẽ có các exporters

• Node Exporter
• Process Exporter