[IM] prevent users from editing and deleting cloud-managed templates

x-pack/legacy/plugins/index_management/__jest__/client_integration/template_create.test.tsx

@@ -325,6 +325,7 @@ describe.skip('<TemplateCreate />', () => {
             settings: JSON.stringify(SETTINGS),
             mappings: JSON.stringify(MAPPINGS),
             aliases: JSON.stringify(ALIASES),
+            isManaged: false,
           })
         );
       });

x-pack/legacy/plugins/index_management/common/lib/template_serialization.ts

@@ -29,7 +29,10 @@ const stringifyJson = (json: any) => {
   return JSON.stringify(json, null, 2);
 };
 
-export function deserializeTemplateList(indexTemplatesByName: any): TemplateListItem[] {
+export function deserializeTemplateList(
+  indexTemplatesByName: any,
+  managedTemplatePrefix?: string
+): TemplateListItem[] {
   const indexTemplateNames: string[] = Object.keys(indexTemplatesByName);
 
   const deserializedTemplates: TemplateListItem[] = indexTemplateNames.map((name: string) => {
@@ -51,6 +54,7 @@ export function deserializeTemplateList(indexTemplatesByName: any): TemplateList
       hasAliases: hasEntries(aliases),
       hasMappings: hasEntries(mappings),
       ilmPolicy: settings && settings.index && settings.index.lifecycle,
+      isManaged: Boolean(managedTemplatePrefix && name.startsWith(managedTemplatePrefix)),
     };
   });
 
@@ -73,7 +77,10 @@ export function serializeTemplate(template: Template): TemplateEs {
   return serializedTemplate;
 }
 
-export function deserializeTemplate(templateEs: TemplateEs): Template {
+export function deserializeTemplate(
+  templateEs: TemplateEs,
+  managedTemplatePrefix?: string
+): Template {
   const {
     name,
     version,
@@ -93,6 +100,7 @@ export function deserializeTemplate(templateEs: TemplateEs): Template {
     aliases: hasEntries(aliases) ? stringifyJson(aliases) : undefined,
     mappings: hasEntries(mappings) ? stringifyJson(mappings) : undefined,
     ilmPolicy: settings && settings.index && settings.index.lifecycle,
+    isManaged: Boolean(managedTemplatePrefix && name.startsWith(managedTemplatePrefix)),
   };
 
   return deserializedTemplate;

x-pack/legacy/plugins/index_management/common/types/templates.ts

@@ -15,6 +15,7 @@ export interface TemplateListItem {
   ilmPolicy?: {
     name: string;
   };
+  isManaged: boolean;
 }
 export interface Template {
   name: string;
@@ -27,6 +28,7 @@ export interface Template {
   ilmPolicy?: {
     name: string;
   };
+  isManaged: boolean;
 }
 
 export interface TemplateEs {

x-pack/legacy/plugins/index_management/index.js

@@ -32,7 +32,7 @@ export function indexManagement(kibana)  {
       server.expose('addIndexManagementDataEnricher', addIndexManagementDataEnricher);
       registerLicenseChecker(server, PLUGIN.ID, PLUGIN.NAME, PLUGIN.MINIMUM_LICENSE_REQUIRED);
       registerIndicesRoutes(router);
-      registerTemplateRoutes(router);
+      registerTemplateRoutes(router, server);
       registerSettingsRoutes(router);
       registerStatsRoute(router);
       registerMappingRoute(router);

x-pack/legacy/plugins/index_management/public/sections/home/template_list/template_details/template_details.tsx

@@ -8,6 +8,7 @@ import React, { Fragment, useState } from 'react';
 import { FormattedMessage } from '@kbn/i18n/react';
 import { i18n } from '@kbn/i18n';
 import {
+  EuiCallOut,
   EuiFlyout,
   EuiFlyoutHeader,
   EuiTitle,
@@ -101,34 +102,12 @@ export const TemplateDetails: React.FunctionComponent<Props> = ({
 }) => {
   const decodedTemplateName = decodePath(templateName);
   const { error, data: templateDetails, isLoading } = loadIndexTemplate(decodedTemplateName);
+  // TS complains if we use destructuring here. Fixed in 3.6.0 (https://github.com/microsoft/TypeScript/pull/31711).
+  const isManaged = templateDetails ? templateDetails.isManaged : undefined;
   const [templateToDelete, setTemplateToDelete] = useState<Array<Template['name']>>([]);
   const [activeTab, setActiveTab] = useState<string>(SUMMARY_TAB_ID);
   const [isPopoverOpen, setIsPopOverOpen] = useState<boolean>(false);
 
-  const contextMenuItems = [
-    {
-      name: i18n.translate('xpack.idxMgmt.templateDetails.editButtonLabel', {
-        defaultMessage: 'Edit',
-      }),
-      icon: 'pencil',
-      onClick: () => editTemplate(decodedTemplateName),
-    },
-    {
-      name: i18n.translate('xpack.idxMgmt.templateDetails.cloneButtonLabel', {
-        defaultMessage: 'Clone',
-      }),
-      icon: 'copy',
-      onClick: () => cloneTemplate(decodedTemplateName),
-    },
-    {
-      name: i18n.translate('xpack.idxMgmt.templateDetails.deleteButtonLabel', {
-        defaultMessage: 'Delete',
-      }),
-      icon: 'trash',
-      onClick: () => setTemplateToDelete([decodedTemplateName]),
-    },
-  ];
-
   let content;
 
   if (isLoading) {
@@ -155,9 +134,31 @@ export const TemplateDetails: React.FunctionComponent<Props> = ({
     );
   } else if (templateDetails) {
     const Content = tabToComponentMap[activeTab];
+    const managedTemplateCallout = isManaged ? (
+      <Fragment>
+        <EuiCallOut
+          title={
+            <FormattedMessage
+              id="xpack.idxMgmt.templateDetails.managedTemplateInfoTitle"
+              defaultMessage="Editing a managed template is not permitted"
+            />
+          }
+          color="primary"
+          size="s"
+        >
+          <FormattedMessage
+            id="xpack.idxMgmt.templateDetails.managedTemplateInfoDescription"
+            defaultMessage="Managed templates are critical for internal operations."
+          />
+        </EuiCallOut>
+        <EuiSpacer size="m" />
+      </Fragment>
+    ) : null;
 
     content = (
       <Fragment>
+        {managedTemplateCallout}
+
         <EuiTabs>
           {TABS.map(tab => (
             <EuiTab
@@ -229,7 +230,6 @@ export const TemplateDetails: React.FunctionComponent<Props> = ({
                 />
               </EuiButtonEmpty>
             </EuiFlexItem>
-
             {templateDetails && (
               <EuiFlexItem grow={false}>
                 {/* Manage templates context menu */}
@@ -267,7 +267,34 @@ export const TemplateDetails: React.FunctionComponent<Props> = ({
                             defaultMessage: 'Template options',
                           }
                         ),
-                        items: contextMenuItems,
+                        items: [
+                          {
+                            name: i18n.translate('xpack.idxMgmt.templateDetails.editButtonLabel', {
+                              defaultMessage: 'Edit',
+                            }),
+                            icon: 'pencil',
+                            onClick: () => editTemplate(decodedTemplateName),
+                            disabled: isManaged,
+                          },
+                          {
+                            name: i18n.translate('xpack.idxMgmt.templateDetails.cloneButtonLabel', {
+                              defaultMessage: 'Clone',
+                            }),
+                            icon: 'copy',
+                            onClick: () => cloneTemplate(decodedTemplateName),
+                          },
+                          {
+                            name: i18n.translate(
+                              'xpack.idxMgmt.templateDetails.deleteButtonLabel',
+                              {
+                                defaultMessage: 'Delete',
+                              }
+                            ),
+                            icon: 'trash',
+                            onClick: () => setTemplateToDelete([decodedTemplateName]),
+                            disabled: isManaged,
+                          },
+                        ],
                       },
                     ]}
                   />

x-pack/legacy/plugins/index_management/public/sections/home/template_list/template_table/template_table.tsx

@@ -134,6 +134,7 @@ export const TemplateTable: React.FunctionComponent<Props> = ({
           onClick: ({ name }: Template) => {
             editTemplate(name);
           },
+          enabled: ({ isManaged }: Template) => !isManaged,
         },
         {
           name: i18n.translate('xpack.idxMgmt.templateList.table.actionCloneTitle', {
@@ -161,6 +162,7 @@ export const TemplateTable: React.FunctionComponent<Props> = ({
             setTemplatesToDelete([name]);
           },
           isPrimary: true,
+          enabled: ({ isManaged }: Template) => !isManaged,
         },
       ],
     },
@@ -180,6 +182,14 @@ export const TemplateTable: React.FunctionComponent<Props> = ({
 
   const selectionConfig = {
     onSelectionChange: setSelection,
+    selectable: ({ isManaged }: Template) => !isManaged,
+    selectableMessage: (selectable: boolean) => {
+      if (!selectable) {
+        return i18n.translate('xpack.idxMgmt.templateList.table.deleteManagedTemplateTooltip', {
+          defaultMessage: 'You cannot delete a managed template.',
+        });
+      }
+    },
   };
 
   const searchConfig = {

x-pack/legacy/plugins/index_management/public/sections/template_create/template_create.tsx

@@ -23,6 +23,7 @@ const DEFAULT_TEMPLATE: Template = {
   settings: emptyObject,
   mappings: emptyObject,
   aliases: emptyObject,
+  isManaged: false,
 };
 
 export const TemplateCreate: React.FunctionComponent<RouteComponentProps> = ({ history }) => {

x-pack/legacy/plugins/index_management/public/sections/template_edit/template_edit.tsx

@@ -78,42 +78,63 @@ export const TemplateEdit: React.FunctionComponent<RouteComponentProps<MatchPara
       />
     );
   } else if (template) {
-    const { name: templateName } = template;
+    const { name: templateName, isManaged } = template;
     const isSystemTemplate = templateName && templateName.startsWith('.');
 
-    content = (
-      <Fragment>
-        {isSystemTemplate && (
-          <Fragment>
-            <EuiCallOut
-              title={
+    if (isManaged) {
+      content = (
+        <EuiCallOut
+          title={
+            <FormattedMessage
+              id="xpack.idxMgmt.templateEdit.managedTemplateWarningTitle"
+              defaultMessage="Editing a managed template is not permitted"
+            />
+          }
+          color="danger"
+          iconType="alert"
+          data-test-subj="systemTemplateEditCallout"
+        >
+          <FormattedMessage
+            id="xpack.idxMgmt.templateEdit.managedTemplateWarningDescription"
+            defaultMessage="Managed templates are critical for internal operations."
+          />
+        </EuiCallOut>
+      );
+    } else {
+      content = (
+        <Fragment>
+          {isSystemTemplate && (
+            <Fragment>
+              <EuiCallOut
+                title={
+                  <FormattedMessage
+                    id="xpack.idxMgmt.templateEdit.systemTemplateWarningTitle"
+                    defaultMessage="Editing a system template can break Kibana"
+                  />
+                }
+                color="danger"
+                iconType="alert"
+                data-test-subj="systemTemplateEditCallout"
+              >
                 <FormattedMessage
-                  id="xpack.idxMgmt.templateEdit.systemTemplateWarningTitle"
-                  defaultMessage="Editing a system template can break Kibana"
+                  id="xpack.idxMgmt.templateEdit.systemTemplateWarningDescription"
+                  defaultMessage="System templates are critical for internal operations."
                 />
-              }
-              color="danger"
-              iconType="alert"
-              data-test-subj="systemTemplateEditCallout"
-            >
-              <FormattedMessage
-                id="xpack.idxMgmt.templateEdit.systemTemplateWarningDescription"
-                defaultMessage="System templates are critical for internal operations."
-              />
-            </EuiCallOut>
-            <EuiSpacer size="l" />
-          </Fragment>
-        )}
-        <TemplateForm
-          template={template}
-          onSave={onSave}
-          isSaving={isSaving}
-          saveError={saveError}
-          clearSaveError={clearSaveError}
-          isEditing={true}
-        />
-      </Fragment>
-    );
+              </EuiCallOut>
+              <EuiSpacer size="l" />
+            </Fragment>
+          )}
+          <TemplateForm
+            template={template}
+            onSave={onSave}
+            isSaving={isSaving}
+            saveError={saveError}
+            clearSaveError={clearSaveError}
+            isEditing={true}
+          />
+        </Fragment>
+      );
+    }
   }
 
   return (

x-pack/legacy/plugins/index_management/server/lib/get_managed_templates.ts

@@ -0,0 +1,30 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+// Cloud has its own system for managing templates and we want to make
+// this clear in the UI when a template is used in a Cloud deployment.
+export const getManagedTemplatePrefix = async (
+  callWithInternalUser: any
+): Promise<string | undefined> => {
+  try {
+    const { persistent, transient, defaults } = await callWithInternalUser('cluster.getSettings', {
+      filterPath: '*.*managed_index_templates',
+      flatSettings: true,
+      includeDefaults: true,
+    });
+
+    const { 'cluster.metadata.managed_index_templates': managedTemplatesPrefix = undefined } = {
+      ...defaults,
+      ...persistent,
+      ...transient,
+    };
+    return managedTemplatesPrefix;
+  } catch (e) {
+    // Silently swallow error and return undefined for the prefix
+    // so that downstream calls are not blocked.
+    return;
+  }
+};

x-pack/legacy/plugins/index_management/server/routes/api/templates/register_get_routes.ts

@@ -6,26 +6,34 @@
 
 import { deserializeTemplate, deserializeTemplateList } from '../../../../common/lib';
 import { Router, RouterRouteHandler } from '../../../../../../server/lib/create_router';
+import { getManagedTemplatePrefix } from '../../../lib/get_managed_templates';
+
+let callWithInternalUser: any;
 
 const allHandler: RouterRouteHandler = async (_req, callWithRequest) => {
+  const managedTemplatePrefix = await getManagedTemplatePrefix(callWithInternalUser);
+
   const indexTemplatesByName = await callWithRequest('indices.getTemplate');
 
-  return deserializeTemplateList(indexTemplatesByName);
+  return deserializeTemplateList(indexTemplatesByName, managedTemplatePrefix);
 };
 
 const oneHandler: RouterRouteHandler = async (req, callWithRequest) => {
   const { name } = req.params;
+  const managedTemplatePrefix = await getManagedTemplatePrefix(callWithInternalUser);
   const indexTemplateByName = await callWithRequest('indices.getTemplate', { name });
 
   if (indexTemplateByName[name]) {
-    return deserializeTemplate({ ...indexTemplateByName[name], name });
+    return deserializeTemplate({ ...indexTemplateByName[name], name }, managedTemplatePrefix);
   }
 };
 
-export function registerGetAllRoute(router: Router) {
+export function registerGetAllRoute(router: Router, server: any) {
+  callWithInternalUser = server.plugins.elasticsearch.getCluster('data').callWithInternalUser;
   router.get('templates', allHandler);
 }
 
-export function registerGetOneRoute(router: Router) {
+export function registerGetOneRoute(router: Router, server: any) {
+  callWithInternalUser = server.plugins.elasticsearch.getCluster('data').callWithInternalUser;
   router.get('templates/{name}', oneHandler);
 }