/
configmap.yaml
110 lines (105 loc) · 4.49 KB
/
configmap.yaml
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apiVersion: v1
kind: ConfigMap
metadata:
name: prometheus-config
labels:
app: prometheus-demo
namespace: monitoring
data:
prometheus.yml: |-
global:
scrape_interval: 30s
scrape_timeout: 10s
scrape_configs:
#------------- configuration to collect pods metrics -------------------
- job_name: 'kubernetes-pods'
honor_labels: true
kubernetes_sd_configs:
- role: pod
relabel_configs:
# select only those pods that has "prometheus.io/scrape: true" annotation
- source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]
action: keep
regex: true
# set metrics_path (default is /metrics) to the metrics path specified in "prometheus.io/path: <metric path>" annotation.
- source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_path]
action: replace
target_label: __metrics_path__
regex: (.+)
# set the scrapping port to the port specified in "prometheus.io/port: <port>" annotation and set address accordingly.
- source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
action: replace
regex: ([^:]+)(?::\d+)?;(\d+)
replacement: $1:$2
target_label: __address__
- action: labelmap
regex: __meta_kubernetes_pod_label_(.+)
- source_labels: [__meta_kubernetes_namespace]
action: replace
target_label: kubernetes_namespace
- source_labels: [__meta_kubernetes_pod_name]
action: replace
target_label: kubernetes_pod_name
#-------------- configuration to collect metrics from service endpoints -----------------------
- job_name: 'kubernetes-service-endpoints'
honor_labels: true
kubernetes_sd_configs:
- role: endpoints
relabel_configs:
# select only those endpoints whose service has "prometheus.io/scrape: true" annotation
- source_labels: [__meta_kubernetes_service_annotation_prometheus_io_scrape]
action: keep
regex: true
# set the metrics_path to the path specified in "prometheus.io/path: <metric path>" annotation.
- source_labels: [__meta_kubernetes_service_annotation_prometheus_io_path]
action: replace
target_label: __metrics_path__
regex: (.+)
# set the scrapping port to the port specified in "prometheus.io/port: <port>" annotation and set address accordingly.
- source_labels: [__address__, __meta_kubernetes_service_annotation_prometheus_io_port]
action: replace
target_label: __address__
regex: ([^:]+)(?::\d+)?;(\d+)
replacement: $1:$2
- action: labelmap
regex: __meta_kubernetes_service_label_(.+)
- source_labels: [__meta_kubernetes_namespace]
action: replace
target_label: kubernetes_namespace
- source_labels: [__meta_kubernetes_service_name]
action: replace
target_label: kubernetes_name
#---------------- configuration to collect metrics from kubernetes apiserver -------------------------
- job_name: 'kubernetes-apiservers'
honor_labels: true
kubernetes_sd_configs:
- role: endpoints
# kubernetes apiserver serve metrics on a TLS secure endpoints. so, we have to use "https" scheme
scheme: https
# we have to provide certificate to establish tls secure connection
tls_config:
ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
# bearer_token_file is required for authorizating prometheus server to kubernetes apiserver
bearer_token_file: /var/run/secrets/kubernetes.io/serviceaccount/token
relabel_configs:
- source_labels: [__meta_kubernetes_namespace, __meta_kubernetes_service_name, __meta_kubernetes_endpoint_port_name]
action: keep
regex: default;kubernetes;https
#--------------- configuration to collect metrics from nodes -----------------------
- job_name: 'kubernetes-nodes'
honor_labels: true
scheme: https
tls_config:
ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
bearer_token_file: /var/run/secrets/kubernetes.io/serviceaccount/token
kubernetes_sd_configs:
- role: node
relabel_configs:
- action: labelmap
regex: __meta_kubernetes_node_label_(.+)
- target_label: __address__
replacement: kubernetes.default.svc:443
- source_labels: [__meta_kubernetes_node_name]
regex: (.+)
target_label: __metrics_path__
replacement: /api/v1/nodes/${1}/proxy/metrics