che-operator/pkg/deploy/dev-workspace/sync.go

256 lines
11 KiB
Go

//
// Copyright (c) 2021 Red Hat, Inc.
// This program and the accompanying materials are made
// available under the terms of the Eclipse Public License 2.0
// which is available at https://www.eclipse.org/legal/epl-2.0/
//
// SPDX-License-Identifier: EPL-2.0
//
// Contributors:
// Red Hat, Inc. - initial API and implementation
//
package devworkspace
import (
"context"
"github.com/eclipse-che/che-operator/pkg/deploy"
"github.com/eclipse-che/che-operator/pkg/util"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
rbacv1 "k8s.io/api/rbac/v1"
apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/types"
"sigs.k8s.io/controller-runtime/pkg/client"
)
var (
syncItems = []func(*deploy.DeployContext) (bool, error){
syncDwService,
syncDwServiceAccount,
syncDwClusterRole,
syncDwProxyClusterRole,
syncDwEditWorkspacesClusterRole,
syncDwViewWorkspacesClusterRole,
syncDwRole,
syncDwRoleBinding,
syncDwClusterRoleBinding,
syncDwProxyClusterRoleBinding,
syncDwIssuer,
syncDwCertificate,
syncDwCRD,
syncDwTemplatesCRD,
syncDwWorkspaceRoutingCRD,
syncDwConfigMap,
syncDwDeployment,
}
DevWorkspaceTemplates = devWorkspaceTemplatesPath()
OpenshiftDevWorkspaceTemplatesPath = "/tmp/devworkspace-operator/templates/deployment/openshift/objects"
KubernetesDevWorkspaceTemplatesPath = "/tmp/devworkspace-operator/templates/deployment/kubernetes/objects"
DevWorkspaceServiceAccountFile = DevWorkspaceTemplates + "/devworkspace-controller-serviceaccount.ServiceAccount.yaml"
DevWorkspaceRoleFile = DevWorkspaceTemplates + "/devworkspace-controller-leader-election-role.Role.yaml"
DevWorkspaceClusterRoleFile = DevWorkspaceTemplates + "/devworkspace-controller-role.ClusterRole.yaml"
DevWorkspaceProxyClusterRoleFile = DevWorkspaceTemplates + "/devworkspace-controller-proxy-role.ClusterRole.yaml"
DevWorkspaceViewWorkspacesClusterRoleFile = DevWorkspaceTemplates + "/devworkspace-controller-view-workspaces.ClusterRole.yaml"
DevWorkspaceEditWorkspacesClusterRoleFile = DevWorkspaceTemplates + "/devworkspace-controller-edit-workspaces.ClusterRole.yaml"
DevWorkspaceRoleBindingFile = DevWorkspaceTemplates + "/devworkspace-controller-leader-election-rolebinding.RoleBinding.yaml"
DevWorkspaceClusterRoleBindingFile = DevWorkspaceTemplates + "/devworkspace-controller-rolebinding.ClusterRoleBinding.yaml"
DevWorkspaceProxyClusterRoleBindingFile = DevWorkspaceTemplates + "/devworkspace-controller-proxy-rolebinding.ClusterRoleBinding.yaml"
DevWorkspaceWorkspaceRoutingCRDFile = DevWorkspaceTemplates + "/devworkspaceroutings.controller.devfile.io.CustomResourceDefinition.yaml"
DevWorkspaceTemplatesCRDFile = DevWorkspaceTemplates + "/devworkspacetemplates.workspace.devfile.io.CustomResourceDefinition.yaml"
DevWorkspaceCRDFile = DevWorkspaceTemplates + "/devworkspaces.workspace.devfile.io.CustomResourceDefinition.yaml"
DevWorkspaceConfigMapFile = DevWorkspaceTemplates + "/devworkspace-controller-configmap.ConfigMap.yaml"
DevWorkspaceServiceFile = DevWorkspaceTemplates + "/devworkspace-controller-manager-service.Service.yaml"
DevWorkspaceDeploymentFile = DevWorkspaceTemplates + "/devworkspace-controller-manager.Deployment.yaml"
DevWorkspaceIssuerFile = DevWorkspaceTemplates + "/devworkspace-controller-selfsigned-issuer.Issuer.yaml"
DevWorkspaceCertificateFile = DevWorkspaceTemplates + "/devworkspace-controller-serving-cert.Certificate.yaml"
)
func syncDwServiceAccount(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceServiceAccountFile, &corev1.ServiceAccount{}, DevWorkspaceNamespace)
}
func syncDwService(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceServiceFile, &corev1.Service{}, DevWorkspaceNamespace)
}
func syncDwRole(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceRoleFile, &rbacv1.Role{}, DevWorkspaceNamespace)
}
func syncDwRoleBinding(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceRoleBindingFile, &rbacv1.RoleBinding{}, DevWorkspaceNamespace)
}
func syncDwClusterRoleBinding(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceClusterRoleBindingFile, &rbacv1.ClusterRoleBinding{}, "")
}
func syncDwProxyClusterRoleBinding(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceProxyClusterRoleBindingFile, &rbacv1.ClusterRoleBinding{}, "")
}
func syncDwClusterRole(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceClusterRoleFile, &rbacv1.ClusterRole{}, "")
}
func syncDwProxyClusterRole(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceProxyClusterRoleFile, &rbacv1.ClusterRole{}, "")
}
func syncDwViewWorkspacesClusterRole(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceViewWorkspacesClusterRoleFile, &rbacv1.ClusterRole{}, "")
}
func syncDwEditWorkspacesClusterRole(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceEditWorkspacesClusterRoleFile, &rbacv1.ClusterRole{}, "")
}
func syncDwWorkspaceRoutingCRD(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceWorkspaceRoutingCRDFile, &apiextensionsv1.CustomResourceDefinition{}, "")
}
func syncDwTemplatesCRD(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceTemplatesCRDFile, &apiextensionsv1.CustomResourceDefinition{}, "")
}
func syncDwCRD(deployContext *deploy.DeployContext) (bool, error) {
return readAndSyncObject(deployContext, DevWorkspaceCRDFile, &apiextensionsv1.CustomResourceDefinition{}, "")
}
func syncDwIssuer(deployContext *deploy.DeployContext) (bool, error) {
if !util.IsOpenShift {
// We're using unstructured to not require a direct dependency on the cert-manager
// This will cause a failure if cert-manager is not installed, which we're ok with
// Also, our Sync functionality requires the scheme to have the type we want to persist registered.
// In case of cert-manager objects, we don't want that because we would have to depend
// on cert manager, which would require us to also update operator-sdk version because cert-manager
// uses extension/v1 objects. So, we have to go the unstructured way here...
return readAndSyncUnstructured(deployContext, DevWorkspaceIssuerFile)
}
return true, nil
}
func syncDwCertificate(deployContext *deploy.DeployContext) (bool, error) {
if !util.IsOpenShift {
// We're using unstructured to not require a direct dependency on the cert-manager
// This will cause a failure if cert-manager is not installed, which we're ok with
// Also, our Sync functionality requires the scheme to have the type we want to persist registered.
// In case of cert-manager objects, we don't want that because we would have to depend
// on cert manager, which would require us to also update operator-sdk version because cert-manager
// uses extension/v1 objects. So, we have to go the unstructured way here...
return readAndSyncUnstructured(deployContext, DevWorkspaceCertificateFile)
}
return true, nil
}
func syncDwConfigMap(deployContext *deploy.DeployContext) (bool, error) {
configMap := &corev1.ConfigMap{}
err := readK8SObject(DevWorkspaceConfigMapFile, configMap)
if err != nil {
return false, err
}
return syncObject(deployContext, configMap, DevWorkspaceNamespace)
}
func syncDwDeployment(deployContext *deploy.DeployContext) (bool, error) {
deployment := &appsv1.Deployment{}
err := readK8SObject(DevWorkspaceDeploymentFile, deployment)
if err != nil {
return false, err
}
devworkspaceControllerImage := util.GetValue(deployContext.CheCluster.Spec.DevWorkspace.ControllerImage, deploy.DefaultDevworkspaceControllerImage(deployContext.CheCluster))
devWorkspaceController := deployment.Spec.Template.Spec.Containers[0]
devWorkspaceController.Image = devworkspaceControllerImage
for _, env := range devWorkspaceController.Env {
if env.Name == "RELATED_IMAGE_devworkspace_webhook_server" {
env.Value = devworkspaceControllerImage
break
}
}
return syncObject(deployContext, deployment, DevWorkspaceNamespace)
}
func readAndSyncObject(deployContext *deploy.DeployContext, yamlFile string, obj client.Object, namespace string) (bool, error) {
err := readK8SObject(yamlFile, obj)
if err != nil {
return false, err
}
return syncObject(deployContext, obj, namespace)
}
func readAndSyncUnstructured(deployContext *deploy.DeployContext, yamlFile string) (bool, error) {
obj := &unstructured.Unstructured{}
err := readK8SUnstructured(yamlFile, obj)
if err != nil {
return false, err
}
return createUnstructured(deployContext, obj)
}
func createUnstructured(deployContext *deploy.DeployContext, obj *unstructured.Unstructured) (bool, error) {
check := &unstructured.Unstructured{}
check.SetGroupVersionKind(obj.GroupVersionKind())
err := deployContext.ClusterAPI.Client.Get(context.TODO(), client.ObjectKey{Name: obj.GetName(), Namespace: obj.GetNamespace()}, obj)
if err != nil {
if apierrors.IsNotFound(err) {
check = nil
} else {
return false, err
}
}
if check == nil {
err = deployContext.ClusterAPI.Client.Create(context.TODO(), obj)
if err != nil {
if apierrors.IsAlreadyExists(err) {
return false, nil
}
return false, err
}
}
return true, nil
}
func syncObject(deployContext *deploy.DeployContext, obj2sync client.Object, namespace string) (bool, error) {
obj2sync.SetNamespace(namespace)
actual, err := deployContext.ClusterAPI.Scheme.New(obj2sync.GetObjectKind().GroupVersionKind())
if err != nil {
return false, err
}
key := types.NamespacedName{Namespace: obj2sync.GetNamespace(), Name: obj2sync.GetName()}
exists, err := deploy.Get(deployContext, key, actual.(client.Object))
if err != nil {
return false, err
}
// sync objects if it does not exists or has outdated hash
if !exists || actual.(metav1.Object).GetAnnotations()[deploy.CheEclipseOrgHash256] != obj2sync.GetAnnotations()[deploy.CheEclipseOrgHash256] {
obj2sync.GetAnnotations()[deploy.CheEclipseOrgNamespace] = deployContext.CheCluster.Namespace
return deploy.Sync(deployContext, obj2sync)
}
return true, nil
}
func devWorkspaceTemplatesPath() string {
if util.IsOpenShift {
return OpenshiftDevWorkspaceTemplatesPath
}
return KubernetesDevWorkspaceTemplatesPath
}