Pod

The Pod check creates a new pod and verifies that it can be reached via an Ingress

tcp.yaml
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
  name: pod-pass
spec:
  schedule: "@every 5m"
  pod:
    - name: golang
      spec: |
        apiVersion: v1
        kind: Pod
        metadata:
          name: hello-world-golang
          labels:
            app: hello-world-golang
        spec:
          containers:
            - name: hello
              image: quay.io/toni0/hello-webserver-golang:latest
      port: 8080
      path: /foo/bar
      scheduleTimeout: 20000
      readyTimeout: 10000
      httpTimeout: 7000
      deleteTimeout: 12000
      ingressTimeout: 10000
      deadline: 60000
      httpRetryInterval: 1500
      expectedContent: bar
      expectedHttpStatuses: [200, 201, 202]

Field	Description	Scheme
`name*`	Name of the check, must be unique within the canary	string
`spec*`	Pod spec to create	Spec
`deadline`	Overall deadline for pod check	Duration
`deleteTimeout`	Timeout for pod deletion	Duration
`expectedContent`	Expected content in HTTP response	string
`expectedHttpStatuses`	Expected HTTP response statuses	[]int
`httpRetryInterval`	Interval between HTTP retries	Duration
`httpTimeout`	Timeout for HTTP requests	Duration
`ingressHost`	URL used by the ingress to expose the created pod	string
`ingressName`	Name to use for the ingress object that exposes the created pod	string
`ingressTimeout`	Timeout waiting for ingress creation	Duration
`namespace`	Namespace where the pod is created	string
`path`	Path on which the created pod responds to requests	string
`port`	Port on which the created pod serves traffic	int
`priorityClass`	Priority class to assign to the created pod	string
`readyTimeout`	Timeout waiting for pod to become ready	Duration
`scheduleTimeout`	Timeout for pod creation	Duration
`description`	Description for the check	string
`display`	Expression to change the formatting of the display	`Expression`
`icon`	Icon for overwriting default icon on the dashboard	Icon
`labels`	Labels for check	map[string]string
`metrics`	Metrics to export from	`[]Metrics`
`test`	Evaluate whether a check is healthy	`Expression`
`transform`	Transform data from a check into multiple individual checks	`Expression`
`connection`	The connection url to use, mutually exclusive with `kubeconfig`	Connection
`kubeconfig`	Source for kubeconfig	EnvVar
`eks`	EKS connection details	EKS
`gke`	GKE connection details	GKE
`cnrm`	CNRM connection details	CNRM

Metrics

Metric
`canary_check_histogram{metric = "creation_time"}`	Histogram	Time for pod to be `Pending`
`canary_check_histogram{metric = "delete_time"}`	Histogram	Time to delete pod
`canary_check_histogram{metric = "ingress_time"}`	Histogram	Time until ingress is returning requests
`canary_check_histogram{metric = "request_time"}`	Histogram	Duration of http request once ingress is up
`canary_check_histogram{metric = "schedule_time"}`	Histogram	Time for pod to be `Running`

Metrics​

Metrics