Raise replica to two and add anti-affinity

kubevirt · Aug 4, 2019 · e423e28 · e423e28
1 parent 3838005
commit e423e28
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Showing 2 changed files with 20 additions and 0 deletions.
diff --git a/pkg/operator/components/deployments.go b/pkg/operator/components/deployments.go
@@ -93,6 +93,24 @@ func newPodTemplateSpec(data *DeploymentData) *corev1.PodTemplateSpec {
 			},
 		},
 		Spec: corev1.PodSpec{
+			Affinity: &corev1.Affinity{
+				PodAntiAffinity: &corev1.PodAntiAffinity{
+					RequiredDuringSchedulingIgnoredDuringExecution: []corev1.PodAffinityTerm{
+						{
+							LabelSelector: &metav1.LabelSelector{
+								MatchExpressions: []metav1.LabelSelectorRequirement{
+									{
+										Key:      mrv1.SchemeGroupVersion.Group,
+										Operator: metav1.LabelSelectorOpIn,
+										Values:   []string{data.Name},
+									},
+								},
+							},
+							TopologyKey: "kubernetes.io/hostname",
+						},
+					},
+				},
+			},
 			Containers:   containers,
 			NodeSelector: map[string]string{"node-role.kubernetes.io/master": ""},
 			SecurityContext: &corev1.PodSecurityContext{

diff --git a/pkg/operator/resources.go b/pkg/operator/resources.go
@@ -14,6 +14,7 @@ import (
 	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/types"
+	"k8s.io/utils/pointer"
 
 	mrv1 "kubevirt.io/machine-remediation-operator/pkg/apis/machineremediation/v1alpha1"
 	"kubevirt.io/machine-remediation-operator/pkg/operator/components"
@@ -33,6 +34,7 @@ func (r *ReconcileMachineRemediationOperator) getDeployment(name string, namespa
 
 func (r *ReconcileMachineRemediationOperator) createOrUpdateDeployment(data *components.DeploymentData) error {
 	newDeploy := components.NewDeployment(data)
+	newDeploy.Spec.Replicas = pointer.Int32Ptr(2)
 
 	oldDeploy, err := r.getDeployment(data.Name, data.Namespace)
 	if errors.IsNotFound(err) {