Pod

The Pod check creates a new pod and verifies its reachability.

apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
  name: pod-check
spec:
  interval: 30
  pod:
    - name: golang
      spec: |
        apiVersion: v1
        kind: Pod
        metadata:
          name: hello-world-golang
          namespace: default
          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: 200
      expectedContent: bar
      expectedHttpStatuses: [200, 201, 202]
      priorityClass: canary-checker-priority

Field	Description	Scheme	Required
namespace	Namespace to create the pod in	string	Yes
spec	Spec of pod to be created	string	Yes
scheduleTimeout	Maximum time between pod created and pod running	int64
readyTimeout		int64
httpTimeout	Maximum time to wait for an HTTP connection to the created pod	int64
deleteTimeout	Specify timeout for pod deletion	int64
ingressTimeout	Maximum time to create an ingress connected to the pod	int64
httpRetryInterval	Interval in ms to retry HTTP connections to the created pod	int64
deadline	Overall time before which an HTTP connection to the pod must be established	int64
port	Port on which the created pod will serve traffic	int64
path	Path on which the created pod will respond to requests	string
ingressName	Name to use for the ingress object that will expose the created pod	string	Yes
ingressHost	URL to be used by the ingress to expose the created pod	string
expectedContent	Expected content of an HTTP response from the created pod	string
expectedHttpStatuses	Expected HTTP status code of the response from the created pod	[]int64
priorityClass	Pod priority class	string
*	All other common fields	Common

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