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Set Kibana default memory requests and limits to 1Gi #1818

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merged 1 commit into from Sep 27, 2019
Merged

Set Kibana default memory requests and limits to 1Gi #1818

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2 changes: 2 additions & 0 deletions pkg/controller/kibana/driver_test.go
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Expand Up @@ -13,6 +13,7 @@ import (
"github.com/elastic/cloud-on-k8s/pkg/controller/common/certificates/http"
"github.com/elastic/cloud-on-k8s/pkg/controller/common/version"
"github.com/elastic/cloud-on-k8s/pkg/controller/common/watches"
"github.com/elastic/cloud-on-k8s/pkg/controller/kibana/pod"
"github.com/elastic/cloud-on-k8s/pkg/controller/kibana/volume"
"github.com/elastic/cloud-on-k8s/pkg/utils/k8s"
"github.com/stretchr/testify/assert"
Expand Down Expand Up @@ -311,6 +312,7 @@ func expectedDeploymentParams() *DeploymentParams {
},
},
},
Resources: pod.DefaultResources,
}},
AutomountServiceAccountToken: &false,
},
Expand Down
12 changes: 12 additions & 0 deletions pkg/controller/kibana/pod/pod.go
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Expand Up @@ -5,6 +5,8 @@
package pod

import (
"k8s.io/apimachinery/pkg/api/resource"

"github.com/elastic/cloud-on-k8s/pkg/apis/kibana/v1alpha1"
"github.com/elastic/cloud-on-k8s/pkg/controller/common/defaults"
"github.com/elastic/cloud-on-k8s/pkg/controller/common/keystore"
Expand All @@ -28,6 +30,15 @@ var ports = []corev1.ContainerPort{
{Name: "http", ContainerPort: int32(HTTPPort), Protocol: corev1.ProtocolTCP},
}

var DefaultResources = corev1.ResourceRequirements{
Requests: map[corev1.ResourceName]resource.Quantity{
corev1.ResourceMemory: resource.MustParse("1Gi"),
},
Limits: map[corev1.ResourceName]resource.Quantity{
corev1.ResourceMemory: resource.MustParse("1Gi"),
},
}

// readinessProbe is the readiness probe for the Kibana container
func readinessProbe(useTLS bool) corev1.Probe {
scheme := corev1.URISchemeHTTP
Expand Down Expand Up @@ -56,6 +67,7 @@ func imageWithVersion(image string, version string) string {

func NewPodTemplateSpec(kb v1alpha1.Kibana, keystore *keystore.Resources) corev1.PodTemplateSpec {
builder := defaults.NewPodTemplateBuilder(kb.Spec.PodTemplate, v1alpha1.KibanaContainerName).
WithResources(DefaultResources).
WithLabels(label.NewLabels(kb.Name)).
WithDockerImage(kb.Spec.Image, imageWithVersion(defaultImageRepositoryAndName, kb.Spec.Version)).
WithReadinessProbe(readinessProbe(kb.Spec.HTTP.TLS.Enabled())).
Expand Down
39 changes: 39 additions & 0 deletions pkg/controller/kibana/pod/pod_test.go
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Expand Up @@ -13,6 +13,7 @@ import (
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

Expand Down Expand Up @@ -98,6 +99,44 @@ func TestNewPodTemplateSpec(t *testing.T) {
assert.Equal(t, "my-custom-image:1.0.0", GetKibanaContainer(pod.Spec).Image)
},
},
{
name: "with default resources",
kb: v1alpha1.Kibana{Spec: v1alpha1.KibanaSpec{
Version: "7.1.0",
}},
keystore: nil,
assertions: func(pod corev1.PodTemplateSpec) {
assert.Equal(t, DefaultResources, GetKibanaContainer(pod.Spec).Resources)
},
},
{
name: "with user-provided resources",
kb: v1alpha1.Kibana{Spec: v1alpha1.KibanaSpec{
Version: "7.1.0",
PodTemplate: corev1.PodTemplateSpec{
Spec: corev1.PodSpec{
Containers: []corev1.Container{
{
Name: v1alpha1.KibanaContainerName,
Resources: corev1.ResourceRequirements{
Limits: map[corev1.ResourceName]resource.Quantity{
corev1.ResourceMemory: resource.MustParse("3Gi"),
},
},
},
},
},
},
}},
keystore: nil,
assertions: func(pod corev1.PodTemplateSpec) {
assert.Equal(t, corev1.ResourceRequirements{
Limits: map[corev1.ResourceName]resource.Quantity{
corev1.ResourceMemory: resource.MustParse("3Gi"),
},
}, GetKibanaContainer(pod.Spec).Resources)
},
},
{
name: "with user-provided init containers",
kb: v1alpha1.Kibana{Spec: v1alpha1.KibanaSpec{
Expand Down