feat: enable internal cluster SVC names usage by default

deploy/crds/org_v1_che_cr.yaml

@@ -16,8 +16,6 @@ metadata:
   name: eclipse-che
 spec:
   server:
-    # Use internal cluster SVC names to communicate between components to speed up the traffic and avoid proxy issues.
-    useInternalClusterSVCNames: true
     # Specifies a variation of the installation. The options are `che` for upstream Che installations, or `codeready` for link:https://developers.redhat.com/products/codeready-workspaces/overview[CodeReady Workspaces] installation.
     # Override the default value only on necessary occasions.
     cheFlavor: ''
@@ -161,7 +159,7 @@ spec:
     # All the endpoints whether backed by the ingress or gateway `route` always point to the subpaths on the same domain. Defaults to `native`.
     singleHostExposureType: ''
   metrics:
-    # Enables `metrics` the Che server endpoint. 
+    # Enables `metrics` the Che server endpoint.
     enable: true
   devWorkspace:
     # Deploys the DevWorkspace Operator in the cluster.

deploy/crds/org_v1_che_crd-v1beta1.yaml

@@ -704,6 +704,10 @@ spec:
                   description: Deprecated in favor of `externalDevfileRegistries`
                     fields.
                   type: string
+                disableInternalClusterSVCNames:
+                  description: Disable internal cluster SVC names usage to communicate
+                    between components to speed up the traffic and avoid proxy issues.
+                  type: boolean
                 externalDevfileRegistries:
                   description: External devfile registries, that serves sample, ready-to-use
                     devfiles. Configure this in addition to a dedicated devfile registry
@@ -913,9 +917,7 @@ spec:
                     cause malfunction of some Che components.
                   type: boolean
                 useInternalClusterSVCNames:
-                  description: Use internal cluster SVC names to communicate between
-                    components to speed up the traffic and avoid proxy issues. The
-                    default value is `true`.
+                  description: Deprecated in favor of `disableInternalClusterSVCNames`.
                   type: boolean
                 workspaceNamespaceDefault:
                   description: Defines Kubernetes default namespace in which user's

deploy/crds/org_v1_che_crd.yaml

@@ -718,6 +718,10 @@ spec:
                     description: Deprecated in favor of `externalDevfileRegistries`
                       fields.
                     type: string
+                  disableInternalClusterSVCNames:
+                    description: Disable internal cluster SVC names usage to communicate
+                      between components to speed up the traffic and avoid proxy issues.
+                    type: boolean
                   externalDevfileRegistries:
                     description: External devfile registries, that serves sample,
                       ready-to-use devfiles. Configure this in addition to a dedicated
@@ -930,9 +934,7 @@ spec:
                       cause malfunction of some Che components.
                     type: boolean
                   useInternalClusterSVCNames:
-                    description: Use internal cluster SVC names to communicate between
-                      components to speed up the traffic and avoid proxy issues. The
-                      default value is `true`.
+                    description: Deprecated in favor of `disableInternalClusterSVCNames`.
                     type: boolean
                   workspaceNamespaceDefault:
                     description: Defines Kubernetes default namespace in which user's

deploy/olm-catalog/nightly/eclipse-che-preview-kubernetes/manifests/che-operator.clusterserviceversion.yaml

@@ -69,7 +69,6 @@ metadata:
               "serverExposureStrategy": "",
               "serverTrustStoreConfigMapName": "",
               "tlsSupport": true,
-              "useInternalClusterSVCNames": true,
               "workspaceNamespaceDefault": "<username>-che"
             },
             "storage": {
@@ -86,13 +85,13 @@ metadata:
     categories: Developer Tools
     certified: "false"
     containerImage: quay.io/eclipse/che-operator:next
-    createdAt: "2021-07-14T07:19:58Z"
+    createdAt: "2021-07-15T07:38:13Z"
     description: A Kube-native development solution that delivers portable and collaborative
       developer workspaces.
     operatorframework.io/suggested-namespace: eclipse-che
     repository: https://github.com/eclipse-che/che-operator
     support: Eclipse Foundation
-  name: eclipse-che-preview-kubernetes.v7.33.0-256.nightly
+  name: eclipse-che-preview-kubernetes.v7.33.0-258.nightly
   namespace: placeholder
 spec:
   apiservicedefinitions: {}
@@ -1227,4 +1226,4 @@ spec:
   maturity: stable
   provider:
     name: Eclipse Foundation
-  version: 7.33.0-256.nightly
+  version: 7.33.0-258.nightly

deploy/olm-catalog/nightly/eclipse-che-preview-kubernetes/manifests/org_v1_che_crd.yaml

@@ -718,6 +718,10 @@ spec:
                     description: Deprecated in favor of `externalDevfileRegistries`
                       fields.
                     type: string
+                  disableInternalClusterSVCNames:
+                    description: Disable internal cluster SVC names usage to communicate
+                      between components to speed up the traffic and avoid proxy issues.
+                    type: boolean
                   externalDevfileRegistries:
                     description: External devfile registries, that serves sample,
                       ready-to-use devfiles. Configure this in addition to a dedicated
@@ -930,9 +934,7 @@ spec:
                       cause malfunction of some Che components.
                     type: boolean
                   useInternalClusterSVCNames:
-                    description: Use internal cluster SVC names to communicate between
-                      components to speed up the traffic and avoid proxy issues. The
-                      default value is `true`.
+                    description: Deprecated in favor of `disableInternalClusterSVCNames`.
                     type: boolean
                   workspaceNamespaceDefault:
                     description: Defines Kubernetes default namespace in which user's

deploy/olm-catalog/nightly/eclipse-che-preview-openshift/manifests/che-operator.clusterserviceversion.yaml

@@ -60,7 +60,6 @@ metadata:
               "serverExposureStrategy": "",
               "serverTrustStoreConfigMapName": "",
               "tlsSupport": true,
-              "useInternalClusterSVCNames": true,
               "workspaceNamespaceDefault": "<username>-che"
             },
             "storage": {
@@ -77,13 +76,13 @@ metadata:
     categories: Developer Tools, OpenShift Optional
     certified: "false"
     containerImage: quay.io/eclipse/che-operator:next
-    createdAt: "2021-07-14T07:20:04Z"
+    createdAt: "2021-07-15T07:38:20Z"
     description: A Kube-native development solution that delivers portable and collaborative
       developer workspaces in OpenShift.
     operatorframework.io/suggested-namespace: eclipse-che
     repository: https://github.com/eclipse-che/che-operator
     support: Eclipse Foundation
-  name: eclipse-che-preview-openshift.v7.33.0-256.nightly
+  name: eclipse-che-preview-openshift.v7.33.0-258.nightly
   namespace: placeholder
 spec:
   apiservicedefinitions: {}
@@ -1304,4 +1303,4 @@ spec:
   maturity: stable
   provider:
     name: Eclipse Foundation
-  version: 7.33.0-256.nightly
+  version: 7.33.0-258.nightly

deploy/olm-catalog/nightly/eclipse-che-preview-openshift/manifests/org_v1_che_crd.yaml

@@ -731,6 +731,11 @@ spec:
                       description: Deprecated in favor of `externalDevfileRegistries`
                         fields.
                       type: string
+                    disableInternalClusterSVCNames:
+                      description: Disable internal cluster SVC names usage to communicate
+                        between components to speed up the traffic and avoid proxy
+                        issues.
+                      type: boolean
                     externalDevfileRegistries:
                       description: External devfile registries, that serves sample,
                         ready-to-use devfiles. Configure this in addition to a dedicated
@@ -946,9 +951,7 @@ spec:
                         cause malfunction of some Che components.
                       type: boolean
                     useInternalClusterSVCNames:
-                      description: Use internal cluster SVC names to communicate between
-                        components to speed up the traffic and avoid proxy issues.
-                        The default value is `true`.
+                      description: Deprecated in favor of `disableInternalClusterSVCNames`.
                       type: boolean
                     workspaceNamespaceDefault:
                       description: Defines Kubernetes default namespace in which user's

pkg/apis/org/v1/che_types.go

@@ -137,10 +137,12 @@ type CheClusterSpecServer struct {
 	// Deprecated. Instructs the Operator to deploy Che in TLS mode. This is enabled by default. Disabling TLS sometimes cause malfunction of some Che components.
 	// +optional
 	TlsSupport bool `json:"tlsSupport"`
-	// Use internal cluster SVC names to communicate between components to speed up the traffic and avoid proxy issues.
-	// The default value is `true`.
+	// Deprecated in favor of `disableInternalClusterSVCNames`.
 	// +optional
 	UseInternalClusterSVCNames bool `json:"useInternalClusterSVCNames"`
+	// Disable internal cluster SVC names usage to communicate between components to speed up the traffic and avoid proxy issues.
+	// +optional
+	DisableInternalClusterSVCNames *bool `json:"disableInternalClusterSVCNames"`
 	// Overrides the container image used in the dashboard deployment.
 	// This includes the image tag. Omit it or leave it empty to use the default container image provided by the Operator.
 	// +optional
@@ -753,3 +755,7 @@ func (c *CheCluster) IsImagePullerSpecEmpty() bool {
 func (c *CheCluster) IsImagePullerImagesEmpty() bool {
 	return len(c.Spec.ImagePuller.Spec.Images) == 0
 }
+
+func (c *CheCluster) IsInternalClusterSVCNamesEnabled() bool {
+	return c.Spec.Server.DisableInternalClusterSVCNames == nil || !*c.Spec.Server.DisableInternalClusterSVCNames
+}

pkg/controller/che/proxy.go

@@ -61,7 +61,7 @@ func (r *ReconcileChe) getProxyConfiguration(deployContext *deploy.DeployContext
 	if err != nil {
 		return nil, err
 	}
-	if deployContext.CheCluster.Spec.Server.UseInternalClusterSVCNames {
+	if deployContext.CheCluster.IsInternalClusterSVCNamesEnabled() {
 		cheClusterProxyConf.NoProxy = deploy.MergeNonProxy(cheClusterProxyConf.NoProxy, ".svc")
 	}
 	return cheClusterProxyConf, nil

pkg/controller/che/proxy_test.go

@@ -26,6 +26,7 @@ import (
 	fakeDiscovery "k8s.io/client-go/discovery/fake"
 	fakeclientset "k8s.io/client-go/kubernetes/fake"
 	"k8s.io/client-go/kubernetes/scheme"
+	"k8s.io/utils/pointer"
 	"sigs.k8s.io/controller-runtime/pkg/client/fake"
 	"sigs.k8s.io/controller-runtime/pkg/log/zap"
 	logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
@@ -249,9 +250,10 @@ func TestReadProxyConfiguration(t *testing.T) {
 				},
 				Spec: orgv1.CheClusterSpec{
 					Server: orgv1.CheClusterSpecServer{
-						ProxyURL:      "http://proxy",
-						ProxyPort:     "3128",
-						NonProxyHosts: "host1",
+						DisableInternalClusterSVCNames: pointer.BoolPtr(true),
+						ProxyURL:                       "http://proxy",
+						ProxyPort:                      "3128",
+						NonProxyHosts:                  "host1",
 					},
 				},
 			},
@@ -281,10 +283,9 @@ func TestReadProxyConfiguration(t *testing.T) {
 				},
 				Spec: orgv1.CheClusterSpec{
 					Server: orgv1.CheClusterSpecServer{
-						ProxyURL:                   "http://proxy",
-						ProxyPort:                  "3128",
-						NonProxyHosts:              "host1",
-						UseInternalClusterSVCNames: true,
+						ProxyURL:      "http://proxy",
+						ProxyPort:     "3128",
+						NonProxyHosts: "host1",
 					},
 				},
 			},

pkg/deploy/identity-provider/deployment_keycloak.go

@@ -517,7 +517,7 @@ func GetSpecKeycloakDeployment(
 	}
 
 	var enableFixedHostNameProvider string
-	if deployContext.CheCluster.Spec.Server.UseInternalClusterSVCNames {
+	if deployContext.CheCluster.IsInternalClusterSVCNamesEnabled() {
 		if cheFlavor == "che" {
 			keycloakURL, err := url.Parse(deployContext.CheCluster.Status.KeycloakURL)
 			if err != nil {

pkg/deploy/server/server_configmap.go

@@ -189,28 +189,28 @@ func (s *Server) getCheConfigMapData() (cheEnv map[string]string, err error) {
 	cheAPI := protocol + "://" + cheHost + "/api"
 	var keycloakInternalURL, pluginRegistryInternalURL, devfileRegistryInternalURL, cheInternalAPI, webSocketEndpoint, webSocketEndpointMinor string
 
-	if s.deployContext.CheCluster.Spec.Server.UseInternalClusterSVCNames && !s.deployContext.CheCluster.Spec.Auth.ExternalIdentityProvider {
+	if s.deployContext.CheCluster.IsInternalClusterSVCNamesEnabled() && !s.deployContext.CheCluster.Spec.Auth.ExternalIdentityProvider {
 		keycloakInternalURL = fmt.Sprintf("%s://%s.%s.svc:8080/auth", "http", deploy.IdentityProviderName, s.deployContext.CheCluster.Namespace)
 	} else {
 		keycloakInternalURL = keycloakURL
 	}
 
 	// If there is a devfile registry deployed by operator
 	if !s.deployContext.CheCluster.Spec.Server.ExternalDevfileRegistry {
-		if s.deployContext.CheCluster.Spec.Server.UseInternalClusterSVCNames {
+		if s.deployContext.CheCluster.IsInternalClusterSVCNamesEnabled() {
 			devfileRegistryInternalURL = fmt.Sprintf("http://%s.%s.svc:8080", deploy.DevfileRegistryName, s.deployContext.CheCluster.Namespace)
 		} else {
 			devfileRegistryInternalURL = s.deployContext.CheCluster.Status.DevfileRegistryURL
 		}
 	}
 
-	if s.deployContext.CheCluster.Spec.Server.UseInternalClusterSVCNames && !s.deployContext.CheCluster.Spec.Server.ExternalPluginRegistry {
+	if s.deployContext.CheCluster.IsInternalClusterSVCNamesEnabled() && !s.deployContext.CheCluster.Spec.Server.ExternalPluginRegistry {
 		pluginRegistryInternalURL = fmt.Sprintf("http://%s.%s.svc:8080/v3", deploy.PluginRegistryName, s.deployContext.CheCluster.Namespace)
 	} else {
 		pluginRegistryInternalURL = pluginRegistryURL
 	}
 
-	if s.deployContext.CheCluster.Spec.Server.UseInternalClusterSVCNames {
+	if s.deployContext.CheCluster.IsInternalClusterSVCNamesEnabled() {
 		cheInternalAPI = fmt.Sprintf("http://%s.%s.svc:8080/api", deploy.CheServiceName, s.deployContext.CheCluster.Namespace)
 		webSocketEndpoint = fmt.Sprintf("ws://%s.%s.svc:8080/api/websocket", deploy.CheServiceName, s.deployContext.CheCluster.Namespace)
 		webSocketEndpointMinor = fmt.Sprintf("ws://%s.%s.svc:8080/api/websocket-minor", deploy.CheServiceName, s.deployContext.CheCluster.Namespace)