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VMNodeScrape
The VMNodeScrape
CRD provides discovery mechanism for scraping metrics kubernetes nodes,
it is useful for node exporters monitoring.
VMNodeScrape
object generates part of VMAgent configuration.
It has various options for scraping configuration of target (with basic auth,tls access, by specific port name etc.).
By specifying configuration at CRD, operator generates config
for VMAgent and syncs it. It's useful for cadvisor scraping,
node-exporter or other node-based exporters. VMAgent
nodeScrapeSelector
must match VMNodeScrape
labels.
More information about selectors you can find in this doc.
Specification
You can see the full actual specification of the VMNodeScrape
resource in
the API docs -> VMNodeScrape.
Also, you can check out the examples section.
Examples
Cadvisor scraping
apiVersion: operator.victoriametrics.com/v1beta1
kind: VMNodeScrape
metadata:
name: cadvisor-metrics
spec:
scheme: "https"
tlsConfig:
insecureSkipVerify: true
caFile: "/var/run/secrets/kubernetes.io/serviceaccount/ca.crt"
bearerTokenFile: "/var/run/secrets/kubernetes.io/serviceaccount/token"
relabelConfigs:
- action: labelmap
regex: __meta_kubernetes_node_label_(.+)
- targetLabel: __address__
replacement: kubernetes.default.svc:443
- sourceLabels: [__meta_kubernetes_node_name]
regex: (.+)
targetLabel: __metrics_path__
replacement: /api/v1/nodes/$1/proxy/metrics/cadvisor