func waitForSyncedConfig(oc *exutil.CLI, name string, timeout time.Duration) error {
dc, rcs, pods, err := deploymentInfo(oc, name)
if err != nil {
return err
}
if err := checkDeploymentInvariants(dc, rcs, pods); err != nil {
return err
}
generation := dc.Generation
return wait.PollImmediate(200*time.Millisecond, timeout, func() (bool, error) {
return deployutil.HasSynced(dc, generation), nil
})
}
func (c *DeploymentTriggerController) addDeploymentConfig(obj interface{}) {
dc := obj.(*deployapi.DeploymentConfig)
// No need to enqueue deployment configs that have no triggers or are paused.
if len(dc.Spec.Triggers) == 0 || dc.Spec.Paused {
return
}
// We don't want to compete with the main deployment config controller. Let's process this
// config once it's synced.
if !deployutil.HasSynced(dc, dc.Generation) {
return
}
c.enqueueDeploymentConfig(dc)
}
func (c *DeploymentTriggerController) updateDeploymentConfig(old, cur interface{}) {
newDc := cur.(*deployapi.DeploymentConfig)
oldDc := old.(*deployapi.DeploymentConfig)
// A periodic relist will send update events for all known deployment configs.
if newDc.ResourceVersion == oldDc.ResourceVersion {
return
}
// No need to enqueue deployment configs that have no triggers or are paused.
if len(newDc.Spec.Triggers) == 0 || newDc.Spec.Paused {
return
}
// We don't want to compete with the main deployment config controller. Let's process this
// config once it's synced. Note that this does not eliminate conflicts between the two
// controllers because the main controller is constantly updating deployment configs as
// owning replication controllers and pods are updated.
if !deployutil.HasSynced(newDc, newDc.Generation) {
return
}
// Enqueue the deployment config if it hasn't been deployed yet.
if newDc.Status.LatestVersion == 0 {
c.enqueueDeploymentConfig(newDc)
return
}
// Compare deployment config templates before enqueueing. This reduces the amount of times
// we will try to instantiate a deployment config at the expense of duplicating some of the
// work that the instantiate endpoint is already doing but I think this is fine.
shouldInstantiate := true
latestRc, err := c.rcLister.ReplicationControllers(newDc.Namespace).Get(deployutil.LatestDeploymentNameForConfig(newDc))
if err != nil {
// If we get an error here it may be due to the rc cache lagging behind. In such a case
// just defer to the api server (instantiate REST) where we will retry this.
glog.V(2).Infof("Cannot get latest rc for dc %s:%d (%v) - will defer to instantiate", deployutil.LabelForDeploymentConfig(newDc), newDc.Status.LatestVersion, err)
} else {
initial, err := deployutil.DecodeDeploymentConfig(latestRc, c.codec)
if err != nil {
glog.V(2).Infof("Cannot decode dc from replication controller %s: %v", deployutil.LabelForDeployment(latestRc), err)
return
}
shouldInstantiate = !reflect.DeepEqual(newDc.Spec.Template, initial.Spec.Template)
}
if !shouldInstantiate {
return
}
c.enqueueDeploymentConfig(newDc)
}
func TestDeployScale(t *testing.T) {
const namespace = "test-deploy-scale"
testutil.RequireEtcd(t)
_, clusterAdminKubeConfig, err := testserver.StartTestMaster()
checkErr(t, err)
clusterAdminClientConfig, err := testutil.GetClusterAdminClientConfig(clusterAdminKubeConfig)
checkErr(t, err)
clusterAdminClient, err := testutil.GetClusterAdminClient(clusterAdminKubeConfig)
checkErr(t, err)
_, err = testserver.CreateNewProject(clusterAdminClient, *clusterAdminClientConfig, namespace, "my-test-user")
checkErr(t, err)
osClient, _, _, err := testutil.GetClientForUser(*clusterAdminClientConfig, "my-test-user")
checkErr(t, err)
config := deploytest.OkDeploymentConfig(0)
config.Spec.Triggers = []deployapi.DeploymentTriggerPolicy{}
config.Spec.Replicas = 1
dc, err := osClient.DeploymentConfigs(namespace).Create(config)
if err != nil {
t.Fatalf("Couldn't create DeploymentConfig: %v %#v", err, config)
}
condition := func() (bool, error) {
config, err := osClient.DeploymentConfigs(namespace).Get(dc.Name)
if err != nil {
return false, nil
}
return deployutil.HasSynced(config), nil
}
if err := wait.PollImmediate(500*time.Millisecond, 10*time.Second, condition); err != nil {
t.Fatalf("Deployment config never synced: %v", err)
}
scale, err := osClient.DeploymentConfigs(namespace).GetScale(config.Name)
if err != nil {
t.Fatalf("Couldn't get DeploymentConfig scale: %v", err)
}
if scale.Spec.Replicas != 1 {
t.Fatalf("Expected scale.spec.replicas=1, got %#v", scale)
}
scaleUpdate := deployapi.ScaleFromConfig(dc)
scaleUpdate.Spec.Replicas = 3
updatedScale, err := osClient.DeploymentConfigs(namespace).UpdateScale(scaleUpdate)
if err != nil {
// If this complains about "Scale" not being registered in "v1", check the kind overrides in the API registration in SubresourceGroupVersionKind
t.Fatalf("Couldn't update DeploymentConfig scale to %#v: %v", scaleUpdate, err)
}
if updatedScale.Spec.Replicas != 3 {
t.Fatalf("Expected scale.spec.replicas=3, got %#v", scale)
}
persistedScale, err := osClient.DeploymentConfigs(namespace).GetScale(config.Name)
if err != nil {
t.Fatalf("Couldn't get DeploymentConfig scale: %v", err)
}
if persistedScale.Spec.Replicas != 3 {
t.Fatalf("Expected scale.spec.replicas=3, got %#v", scale)
}
}
g.By("verifying that both latestVersion and generation are updated")
version, err = oc.Run("get").Args(resource, "--output=jsonpath=\"{.status.latestVersion}\"").Output()
version = strings.Trim(version, "\"")
o.Expect(err).NotTo(o.HaveOccurred())
g.By(fmt.Sprintf("checking the latest version for %s: %s", resource, version))
o.Expect(version).To(o.ContainSubstring("2"))
generation, err = oc.Run("get").Args(resource, "--output=jsonpath=\"{.metadata.generation}\"").Output()
o.Expect(err).NotTo(o.HaveOccurred())
g.By(fmt.Sprintf("checking the generation for %s: %s", resource, generation))
o.Expect(generation).To(o.ContainSubstring("3"))
g.By("verifying that observedGeneration equals generation")
err = wait.Poll(1*time.Second, 1*time.Minute, func() (bool, error) {
dc, _, _, err := deploymentInfo(oc, name)
o.Expect(err).NotTo(o.HaveOccurred())
return deployutil.HasSynced(dc), nil
})
})
})
g.Describe("paused", func() {
g.AfterEach(func() {
failureTrap(oc, "paused", g.CurrentGinkgoTestDescription().Failed)
})
g.It("should disable actions on deployments [Conformance]", func() {
resource, name, err := createFixture(oc, pausedDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
_, rcs, _, err := deploymentInfo(oc, name)
o.Expect(err).NotTo(o.HaveOccurred())