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Issue 557: Many Pravega Spec parameters are still not updatable at runtime #561

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merged 3 commits into from
Jul 13, 2021
Merged

Issue 557: Many Pravega Spec parameters are still not updatable at runtime #561

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1d89b4a
Adding support for updating spec parameters
anishakj Jun 29, 2021
6dfa955
Added unit tests
anishakj Jul 1, 2021
6e15873
Adding end to end tests
anishakj Jul 4, 2021
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36 changes: 29 additions & 7 deletions pkg/controller/pravegacluster/pravegacluster_controller.go
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Original file line number Diff line number Diff line change
Expand Up @@ -280,6 +280,7 @@ func (r *ReconcilePravegaCluster) reconcileSegmentStoreConfigMap(p *pravegav1bet
//restarting sts pods
if !r.checkVersionUpgradeTriggered(p) && !segmentStorePortUpdated {
err = r.restartStsPod(p)

if err != nil {
return err
}
Expand Down Expand Up @@ -625,6 +626,23 @@ func (r *ReconcilePravegaCluster) deployController(p *pravegav1beta1.PravegaClus
err = r.client.Create(context.TODO(), deployment)
if err != nil && !errors.IsAlreadyExists(err) {
return err
} else if errors.IsAlreadyExists(err) {
foundDeploy := &appsv1.Deployment{}
name := p.DeploymentNameForController()
err := r.client.Get(context.TODO(),
types.NamespacedName{Name: name, Namespace: p.Namespace}, foundDeploy)
if err != nil {
return err
}

if !r.checkVersionUpgradeTriggered(p) && !r.isRollbackTriggered(p) {
foundDeploy.Spec.Template = deployment.Spec.Template
err = r.client.Update(context.TODO(), foundDeploy)
if err != nil {
return fmt.Errorf("failed to update deployment set: %v", err)
}

}
}
return nil
}
Expand All @@ -650,19 +668,23 @@ func (r *ReconcilePravegaCluster) deploySegmentStore(p *pravegav1beta1.PravegaCl
if err != nil {
return err
}
if statefulSet.Spec.Template.Spec.Containers[0].Ports[0].ContainerPort != sts.Spec.Template.Spec.Containers[0].Ports[0].ContainerPort {
sts.Spec.Template.Spec.Containers[0].Ports[0].ContainerPort = statefulSet.Spec.Template.Spec.Containers[0].Ports[0].ContainerPort
sts.Spec.Template.Spec.Containers[0].ReadinessProbe = statefulSet.Spec.Template.Spec.Containers[0].ReadinessProbe
sts.Spec.Template.Spec.Containers[0].LivenessProbe = statefulSet.Spec.Template.Spec.Containers[0].LivenessProbe

if !r.checkVersionUpgradeTriggered(p) && !r.isRollbackTriggered(p) {
originalsts := sts.DeepCopy()
sts.Spec.Template = statefulSet.Spec.Template
err = r.client.Update(context.TODO(), sts)
if err != nil {
return fmt.Errorf("failed to update stateful set: %v", err)
}
err = r.restartStsPod(p)
if err != nil {
return err

if !reflect.DeepEqual(originalsts.Spec.Template, sts.Spec.Template) {
err = r.restartStsPod(p)
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if err != nil {
return err
}
}
}

owRefs := sts.GetOwnerReferences()
if hasOldVersionOwnerReference(owRefs) {
log.Printf("Deleting SSS STS as it has old version owner ref.")
Expand Down
56 changes: 56 additions & 0 deletions pkg/controller/pravegacluster/pravegacluster_controller_test.go
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Expand Up @@ -397,6 +397,62 @@ var _ = Describe("PravegaCluster Controller", func() {
})
})

Context("checking updateStatefulset", func() {
var (
err1 error
str1 string
)
BeforeEach(func() {

p.WithDefaults()
sts := &appsv1.StatefulSet{}
name := p.StatefulSetNameForSegmentstore()
foundPravega := &v1beta1.PravegaCluster{}
_ = client.Get(context.TODO(), req.NamespacedName, foundPravega)
foundPravega.Spec.Pravega.SegmentStoreServiceAccountName = "testsa"
client.Update(context.TODO(), foundPravega)
_, _ = r.Reconcile(req)
err1 = r.client.Get(context.TODO(),
types.NamespacedName{Name: name, Namespace: p.Namespace}, sts)

str1 = fmt.Sprintf("%s", sts.Spec.Template.Spec.ServiceAccountName)
})
It("should not give error", func() {
Ω(err1).Should(BeNil())
})
It("service account name should get updated correctly", func() {
Ω(str1).To(Equal("testsa"))
})
})

Context("checking updateDeployment", func() {
var (
err1 error
str1 string
)
BeforeEach(func() {

p.WithDefaults()
deploy := &appsv1.Deployment{}
name := p.DeploymentNameForController()
foundPravega := &v1beta1.PravegaCluster{}
_ = client.Get(context.TODO(), req.NamespacedName, foundPravega)
foundPravega.Spec.Pravega.ControllerServiceAccountName = "testsa"
client.Update(context.TODO(), foundPravega)
_, _ = r.Reconcile(req)
err1 = r.client.Get(context.TODO(),
types.NamespacedName{Name: name, Namespace: p.Namespace}, deploy)

str1 = fmt.Sprintf("%s", deploy.Spec.Template.Spec.ServiceAccountName)
})
It("should not give error", func() {
Ω(err1).Should(BeNil())
})
It("service account name should get updated correctly", func() {
Ω(str1).To(Equal("testsa"))
})
})

Context("checking checkVersionUpgradeTriggered function", func() {
var (
ans1, ans2 bool
Expand Down