apiVersion: v1
kind: ConfigMap
metadata:
  name: prometheus-config
  namespace: kiamol-ch14-lab-monitoring
data:
  prometheus.yml: |-
    global:
      scrape_interval: 30s
     
    scrape_configs:
      - job_name: 'lab-pods'
        kubernetes_sd_configs:
        - role: pod 
        relabel_configs:
        - source_labels: 
            - __meta_kubernetes_namespace
          action: keep
          regex: kiamol-ch14-lab
        - source_labels: 
            - __meta_kubernetes_pod_annotationpresent_prometheus_io_port
            - __address__
            - __meta_kubernetes_pod_annotation_prometheus_io_port
          action: replace
          regex: true;([^:]+)(?::\d+)?;(\d+)
          replacement: $1:$2
          target_label: __address__
        - source_labels: 
            - __meta_kubernetes_pod_labelpresent_app
            - __meta_kubernetes_pod_label_app
          regex: true;(.*)
          target_label: job
        - source_labels: 
            - __meta_kubernetes_pod_name
          target_label: instance
        - source_labels: 
            - __meta_kubernetes_pod_labelpresent_version
            - __meta_kubernetes_pod_label_version
          regex: true;(.*)
          target_label: version