Kubernetes

The Kubernetes check performs requests on Kubernetes resources such as Pods to get the desired information.

apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
  name: kube-check
spec:
  interval: 30
  spec:
    kubernetes:
      - namespace:
          name: default
        name: k8s-ready pods
        kind: Pod
        resource:
          labelSelector: app=k8s-ready
      - namespace:
          name: default
        kind: Pod
        name: k8s-not-ready pods
        ready: false
        resource:
          labelSelector: app=k8s-not-ready

Field	Description	Scheme	Required
`description`	Description for the check	string
`display`	Template to display query results in text (overrides default bar format for UI)	Template
`icon`	Icon for overwriting default icon on the dashboard	string
`ignore`	Ignore the specified resources from the fetched resources. Can be a glob pattern.	[]string
`kind`	Specifies the kind of Kubernetes object for interaction	string	Yes
`labels`	Labels for the check	string
`name`	Name of the check	string	Yes
`namespace`	Specifies namespce for Kubernetes object	ResourceSelector
`ready`	Boolean value of true or false to query and display resources based on availability	bool
`resource`	Queries resources related to specified Kubernetes object	ResourceSelector
`test`	Template to test the result against	Template
`transform`	Template to transform results to	Template

Scheme Reference

ResourceSelector

Field	Description	Scheme
`name`	Name of Kubernetes resource	string
`labelSelector`	Select Kubernetes resource based on label. e.g. app, canary.	string
`fieldSelector`	Select Kubernetes resource based on the value of specified resource field	string