DevFW-CICD/ingress-nginx-helm
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respond with 503 when there are no endpoints

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* related to:
  * https://github.com/kubernetes/ingress-nginx/issues/3070
  * https://github.com/kubernetes/ingress-nginx/issues/3335
* add a 503 test
  * test a service that starts out empty
    (a.k.a. ingress-nginx controller (re-)start)
  * test scaling up (should route traffic accordingly)
  * test scaling down to empty service
  * use custom deployments for scaling test.
* provide a fix by updating the lua table (cache) of the configured backends
  to unset the backend if there are no endpoints available.
This commit is contained in:
Tim Reddehase 2018-12-20 14:48:03 +01:00
parent d4d25f6fb4
commit 018a1e4d94
4 changed files with 94 additions and 8 deletions
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9
test/e2e/framework/deployment.go
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@ -33,7 +33,14 @@ func (f *Framework) NewEchoDeployment() {
// NewEchoDeploymentWithReplicas creates a new deployment of the echoserver image in a particular namespace. Number of
// replicas is configurable
func (f *Framework) NewEchoDeploymentWithReplicas(replicas int32) {
f.NewDeployment("http-svc", "gcr.io/kubernetes-e2e-test-images/echoserver:2.2", 8080, replicas)
f.NewEchoDeploymentWithNameAndReplicas("http-svc", replicas)
}
// NewEchoDeploymentWithNameAndReplicas creates a new deployment of the echoserver image in a particular namespace. Number of
// replicas is configurable and
// name is configurable
func (f *Framework) NewEchoDeploymentWithNameAndReplicas(name string, replicas int32) {
f.NewDeployment(name, "gcr.io/kubernetes-e2e-test-images/echoserver:2.2", 8080, replicas)
}
// NewSlowEchoDeployment creates a new deployment of the slow echo server image in a particular namespace.