add ingresses support

plugin.go

@@ -9,8 +9,9 @@ import (
 	"strings"
 
 	"github.com/aymerick/raymond"
-	appv1 "k8s.io/api/apps/v1"
-	corev1 "k8s.io/api/core/v1"
+	appV1 "k8s.io/api/apps/v1"
+	coreV1 "k8s.io/api/core/v1"
+	v1BetaV1 "k8s.io/api/extensions/v1beta1"
 	"k8s.io/client-go/kubernetes/scheme"
 )
 
@@ -91,7 +92,7 @@ func (p Plugin) Exec() error {
 	}
 
 	switch o := kubernetesObject.(type) {
-	case *appv1.Deployment:
+	case *appV1.Deployment:
 		log.Print("📦 Resource type: Deployment")
 		if p.KubeConfig.Namespace == "" {
 			p.KubeConfig.Namespace = o.Namespace
@@ -107,20 +108,27 @@ func (p Plugin) Exec() error {
 		state, watchErr := waitUntilDeploymentSettled(clientset, p.KubeConfig.Namespace, o.ObjectMeta.Name, 120)
 		log.Printf("%s", state)
 		return watchErr
-	case *corev1.ConfigMap:
+	case *coreV1.ConfigMap:
 		if p.KubeConfig.Namespace == "" {
 			p.KubeConfig.Namespace = o.Namespace
 		}
 
 		log.Print("📦 Resource type: ConfigMap")
 		err = ApplyConfigMapFromFile(clientset, p.KubeConfig.Namespace, o, p.ConfigMapFile)
-	case *corev1.Service:
+	case *coreV1.Service:
 		if p.KubeConfig.Namespace == "" {
 			p.KubeConfig.Namespace = o.Namespace
 		}
 
 		log.Print("Resource type: Service")
 		err = ApplyService(clientset, p.KubeConfig.Namespace, o)
+	case *v1BetaV1.Ingress:
+		if p.KubeConfig.Namespace == "" {
+			p.KubeConfig.Namespace = o.Namespace
+		}
+
+		log.Print("Resource type: Ingress")
+		err = ApplyIngress(clientset, p.KubeConfig.Namespace, o)
 	default:
 		return errors.New("⛔️ This plugin doesn't support that resource type")
 	}

resources.go

@@ -12,6 +12,7 @@ import (
 
 	appV1 "k8s.io/api/apps/v1"
 	coreV1 "k8s.io/api/core/v1"
+	v1BetaV1 "k8s.io/api/extensions/v1beta1"
 	kubeErrors "k8s.io/apimachinery/pkg/api/errors"
 	metaV1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/client-go/kubernetes"
@@ -161,3 +162,31 @@ func configMapExists(clientset *kubernetes.Clientset, namespace string, name str
 	}
 	return true, nil
 }
+
+func ApplyIngress(clientset *kubernetes.Clientset, namespace string, ingress *v1BetaV1.Ingress) error {
+	_, exists, err := getIngress(clientset, namespace, ingress.Name)
+	if err != nil {
+		return err
+	}
+
+	if !exists {
+		_, err = clientset.ExtensionsV1beta1().Ingresses(namespace).Create(ingress)
+		return err
+	}
+
+	_, err = clientset.ExtensionsV1beta1().Ingresses(namespace).Update(ingress)
+	return err
+}
+
+func getIngress(clientset *kubernetes.Clientset, namespace string, name string) (*v1BetaV1.Ingress, bool, error) {
+	ingress, err := clientset.ExtensionsV1beta1().Ingresses(namespace).Get(name, metaV1.GetOptions{})
+	if err != nil {
+		statusError, ok := err.(*kubeErrors.StatusError)
+		if ok && statusError.Status().Code == http.StatusNotFound {
+			return nil, false, nil
+		}
+		return nil, false, err
+	}
+
+	return ingress, true, nil
+}