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Deployment status validity should be checked in scaled rollout e2e test

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This commit is contained in:
Janet Kuo 2016-08-02 12:11:25 -07:00
parent e4b067efd0
commit 242c11b580
2 changed files with 25 additions and 27 deletions
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30
test/e2e/deployment.go
View File

@ -1042,8 +1042,14 @@ func testScaledRolloutDeployment(f *framework.Framework) {
deployment, err = c.Extensions().Deployments(ns).Get(deploymentName)
Expect(err).NotTo(HaveOccurred())
By(fmt.Sprintf("Waiting for deployment status to sync (current available: %d, minimum available: %d)", deployment.Status.AvailableReplicas, deploymentutil.MinAvailable(deployment)))
err = framework.WaitForDeploymentStatusValid(c, deployment, true)
// Verify that the required pods have come up.
By("Waiting for all required pods to come up")
err = framework.VerifyPods(f.Client, ns, nginxImageName, false, deployment.Spec.Replicas)
if err != nil {
framework.Logf("error in waiting for pods to come up: %s", err)
Expect(err).NotTo(HaveOccurred())
}
err = framework.WaitForDeploymentStatus(c, deployment)
Expect(err).NotTo(HaveOccurred())
first, err := deploymentutil.GetNewReplicaSet(deployment, c)
@ -1063,9 +1069,9 @@ func testScaledRolloutDeployment(f *framework.Framework) {
deployment, err = c.Extensions().Deployments(ns).Get(deploymentName)
Expect(err).NotTo(HaveOccurred())
By(fmt.Sprintf("Waiting for deployment status to sync (current available: %d, minimum available: %d)", deployment.Status.AvailableReplicas, deploymentutil.MinAvailable(deployment)))
err = framework.WaitForDeploymentStatusValid(c, deployment, false)
Expect(err).NotTo(HaveOccurred())
if deployment.Status.AvailableReplicas < deploymentutil.MinAvailable(deployment) {
Expect(fmt.Errorf("Observed %d available replicas, less than min required %d", deployment.Status.AvailableReplicas, deploymentutil.MinAvailable(deployment))).NotTo(HaveOccurred())
}
By(fmt.Sprintf("Checking that the replica sets for %q are synced", deploymentName))
second, err := deploymentutil.GetNewReplicaSet(deployment, c)
@ -1105,7 +1111,9 @@ func testScaledRolloutDeployment(f *framework.Framework) {
}
By(fmt.Sprintf("Waiting for deployment status to sync (current available: %d, minimum available: %d)", deployment.Status.AvailableReplicas, deploymentutil.MinAvailable(deployment)))
err = framework.WaitForDeploymentStatusValid(c, deployment, true)
err = framework.WaitForDeploymentStatusValid(c, deployment)
Expect(err).NotTo(HaveOccurred())
err = framework.WaitForDeploymentStatus(c, deployment)
Expect(err).NotTo(HaveOccurred())
// Update the deployment with a non-existent image so that the new replica set will be blocked.
@ -1122,9 +1130,9 @@ func testScaledRolloutDeployment(f *framework.Framework) {
deployment, err = c.Extensions().Deployments(ns).Get(deploymentName)
Expect(err).NotTo(HaveOccurred())
By(fmt.Sprintf("Waiting for deployment status to sync (current available: %d, minimum available: %d)", deployment.Status.AvailableReplicas, deploymentutil.MinAvailable(deployment)))
err = framework.WaitForDeploymentStatusValid(c, deployment, false)
Expect(err).NotTo(HaveOccurred())
if deployment.Status.AvailableReplicas < deploymentutil.MinAvailable(deployment) {
Expect(fmt.Errorf("Observed %d available replicas, less than min required %d", deployment.Status.AvailableReplicas, deploymentutil.MinAvailable(deployment))).NotTo(HaveOccurred())
}
By(fmt.Sprintf("Checking that the replica sets for %q are synced", deploymentName))
oldRs, err := c.Extensions().ReplicaSets(rs.Namespace).Get(rs.Name)
@ -1164,6 +1172,8 @@ func testScaledRolloutDeployment(f *framework.Framework) {
}
By(fmt.Sprintf("Waiting for deployment status to sync (current available: %d, minimum available: %d)", deployment.Status.AvailableReplicas, deploymentutil.MinAvailable(deployment)))
err = framework.WaitForDeploymentStatusValid(c, deployment, true)
err = framework.WaitForDeploymentStatusValid(c, deployment)
Expect(err).NotTo(HaveOccurred())
err = framework.WaitForDeploymentStatus(c, deployment)
Expect(err).NotTo(HaveOccurred())
}

22
test/e2e/framework/util.go
View File

@ -3200,9 +3200,10 @@ func waitForReplicaSetPodsGone(c *client.Client, rs *extensions.ReplicaSet) erro
})
}
// Waits for the deployment status to sync (i.e. max unavailable and max surge aren't violated anymore).
// If expectComplete, wait until all its replicas become up-to-date.
func WaitForDeploymentStatusValid(c clientset.Interface, d *extensions.Deployment, expectComplete bool) error {
// Waits for the deployment status to become valid (i.e. max unavailable and max surge aren't violated anymore).
// Note that the status should stay valid at all times unless shortly after a scaling event or the deployment is just created.
// To verify that the deployment status is valid and wait for the rollout to finish, use WaitForDeploymentStatus instead.
func WaitForDeploymentStatusValid(c clientset.Interface, d *extensions.Deployment) error {
var (
oldRSs, allOldRSs, allRSs []*extensions.ReplicaSet
newRS *extensions.ReplicaSet
@ -3252,20 +3253,7 @@ func WaitForDeploymentStatusValid(c clientset.Interface, d *extensions.Deploymen
Logf(reason)
return false, nil
}
if !expectComplete {
return true, nil
}
// When the deployment status and its underlying resources reach the desired state, we're done
if deployment.Status.Replicas == deployment.Spec.Replicas &&
deployment.Status.UpdatedReplicas == deployment.Spec.Replicas &&
deploymentutil.GetReplicaCountForReplicaSets(oldRSs) == 0 &&
deploymentutil.GetReplicaCountForReplicaSets([]*extensions.ReplicaSet{newRS}) == deployment.Spec.Replicas {
return true, nil
}
reason = fmt.Sprintf("deployment %q is yet to complete: %#v", deployment.Name, deployment.Status)
return false, nil
return true, nil
})
if err == wait.ErrWaitTimeout {