http-add-on/pkg/k8s/deployment.go

85 lines
2.0 KiB
Go

package k8s
import (
"context"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/watch"
)
type DeploymentLister interface {
List(ctx context.Context, options metav1.ListOptions) (*appsv1.DeploymentList, error)
}
// DeploymentLister knows how to watch deployments. This interface is
// implemented by Kubernetes client-go
type DeploymentWatcher interface {
Watch(ctx context.Context, options metav1.ListOptions) (watch.Interface, error)
}
// DeploymentListerWatcher knows how to list and watch deployments. This
// interface is implemented by Kubernetes client-go
type DeploymentListerWatcher interface {
DeploymentLister
DeploymentWatcher
}
// newDeployment creates a new deployment object
// with the given name and the given image. This does not actually create
// the deployment in the cluster, it just creates the deployment object
// in memory
//
// this function is only used in tests
func newDeployment(
namespace,
name,
image string,
ports []int32,
env []corev1.EnvVar,
labels map[string]string,
pullPolicy corev1.PullPolicy,
) *appsv1.Deployment {
containerPorts := make([]corev1.ContainerPort, len(ports))
for i, port := range ports {
containerPorts[i] = corev1.ContainerPort{
ContainerPort: port,
}
}
deployment := &appsv1.Deployment{
TypeMeta: metav1.TypeMeta{
Kind: "Deployment",
},
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: namespace,
Labels: labels,
},
Spec: appsv1.DeploymentSpec{
Selector: &metav1.LabelSelector{
MatchLabels: labels,
},
Replicas: Int32P(1),
Template: corev1.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Labels: labels,
},
Spec: corev1.PodSpec{
Containers: []corev1.Container{
{
Image: image,
Name: name,
ImagePullPolicy: pullPolicy,
Ports: containerPorts,
Env: env,
},
},
},
},
},
}
return deployment
}