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Grafana

Overview​

Grafana digunakan untuk metrics visualization dan dashboard.

Configuration​

Docker Compose​

grafana:
  image: grafana/grafana:latest
  container_name: grafana
  ports:
    - "3001:3000"
  environment:
    GF_SECURITY_ADMIN_USER: admin
    GF_SECURITY_ADMIN_PASSWORD: grafana123
    GF_INSTALL_PLUGINS: grafana-clock-panel,grafana-piechart-panel
  volumes:
    - grafana-data:/var/lib/grafana
    - ./configs/grafana/provisioning:/etc/grafana/provisioning
  mem_limit: 256m
  cpus: "0.25"
  healthcheck:
    test: ["CMD", "wget", "--spider", "-q", "http://localhost:3000/api/health"]
    interval: 30s
    timeout: 10s
    retries: 3

Access​

Web UI​

http://localhost:3001

Credentials​

UsernamePassword
admingrafana123

Datasources​

Prometheus​

apiVersion: 1
datasources:
  - name: Prometheus
    type: prometheus
    access: proxy
    url: http://prometheus:9090
    isDefault: true
    editable: true

OpenSearch​

apiVersion: 1
datasources:
  - name: OpenSearch
    type: opensearch
    access: proxy
    url: https://opensearch:9200
    jsonData:
      esVersion: "8.0.0"
      timeField: "@timestamp"
    secureJsonData:
      username: admin
      password: MyStrong@OpenSearch2026!

Dashboards​

CLM Dashboard​

{
  "dashboard": {
    "title": "CLM Dashboard",
    "panels": [
      {
        "title": "Pipeline Status",
        "type": "stat",
        "targets": [
          {
            "expr": "up{job=~\"backend|fluentd|opensearch\"}",
            "legendFormat": "{{job}}"
          }
        ]
      },
      {
        "title": "Request Rate",
        "type": "graph",
        "targets": [
          {
            "expr": "rate(http_requests_total[5m])",
            "legendFormat": "{{method}} {{status}}"
          }
        ]
      },
      {
        "title": "Error Rate",
        "type": "graph",
        "targets": [
          {
            "expr": "rate(http_requests_total{status=~\"5..\"}[5m]) / rate(http_requests_total[5m]) * 100",
            "legendFormat": "Error %"
          }
        ]
      }
    ]
  }
}

Container Metrics​

{
  "dashboard": {
    "title": "Container Metrics",
    "panels": [
      {
        "title": "CPU Usage",
        "type": "graph",
        "targets": [
          {
            "expr": "rate(container_cpu_usage_seconds_total{container!=\"\"}[5m]) * 100",
            "legendFormat": "{{name}}"
          }
        ]
      },
      {
        "title": "Memory Usage",
        "type": "graph",
        "targets": [
          {
            "expr": "container_memory_usage_bytes{container!=\"\"} / 1024 / 1024",
            "legendFormat": "{{name}}"
          }
        ]
      }
    ]
  }
}

Provisioning​

Datasource Provisioning​

# provisioning/datasources/prometheus.yml
apiVersion: 1
datasources:
  - name: Prometheus
    type: prometheus
    access: proxy
    url: http://prometheus:9090
    isDefault: true
    editable: true

Dashboard Provisioning​

# provisioning/dashboards/dashboards.yml
apiVersion: 1
providers:
  - name: 'CLM'
    orgId: 1
    folder: 'CLM'
    type: file
    disableDeletion: false
    editable: true
    options:
      path: /etc/grafana/provisioning/dashboards

Monitoring​

Health Check​

curl http://localhost:3000/api/health

API​

# List datasources
curl -u admin:grafana123 http://localhost:3000/api/datasources

# List dashboards
curl -u admin:grafana123 http://localhost:3000/api/search

Next Steps​