Workspace loader

.gitignore

@@ -17,6 +17,8 @@ maven-eclipse.xml
 *.iws
 .idea/
 
+.vscode/
+
 # Compiled source #
 ###################
 !*.com/

assembly/assembly-main/pom.xml

@@ -27,6 +27,11 @@
             <artifactId>assembly-ide-war</artifactId>
             <type>war</type>
         </dependency>
+        <dependency>
+            <groupId>org.eclipse.che</groupId>
+            <artifactId>assembly-workspace-loader-war</artifactId>
+            <type>war</type>
+        </dependency>
         <dependency>
             <groupId>org.eclipse.che</groupId>
             <artifactId>assembly-wsagent-server</artifactId>

assembly/assembly-main/src/assembly/assembly.xml

@@ -55,6 +55,15 @@
                 <include>org.eclipse.che.dashboard:che-dashboard-war</include>
             </includes>
         </dependencySet>
+        <dependencySet>
+            <useProjectArtifact>false</useProjectArtifact>
+            <unpack>false</unpack>
+            <outputDirectory>tomcat/webapps</outputDirectory>
+            <outputFileNameMapping>workspace-loader.war</outputFileNameMapping>
+            <includes>
+                <include>org.eclipse.che:assembly-workspace-loader-war</include>
+            </includes>
+        </dependencySet>
         <dependencySet>
             <useProjectArtifact>false</useProjectArtifact>
             <unpack>false</unpack>

assembly/assembly-workspace-loader-war/pom.xml

@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (c) 2018-2018 Red Hat, Inc.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v1.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v10.html
+
+    Contributors:
+      Red Hat, Inc. - initial API and implementation
+
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <artifactId>che-assembly-parent</artifactId>
+        <groupId>org.eclipse.che</groupId>
+        <version>6.2.0-SNAPSHOT</version>
+    </parent>
+    <artifactId>assembly-workspace-loader-war</artifactId>
+    <packaging>war</packaging>
+    <name>Che Workspace Loader :: War Packaging</name>
+    <description>Packages Che Workspace Loader application as a Java web app</description>
+    <inceptionYear>2018</inceptionYear>
+    <dependencies>
+        <dependency>
+            <groupId>javax.servlet</groupId>
+            <artifactId>javax.servlet-api</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.eclipse.che.workspace.loader</groupId>
+            <artifactId>che-workspace-loader</artifactId>
+            <type>zip</type>
+            <scope>runtime</scope>
+        </dependency>
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-war-plugin</artifactId>
+                <configuration>
+                    <overlays>
+                        <overlay>
+                            <groupId>org.eclipse.che.workspace.loader</groupId>
+                            <artifactId>che-workspace-loader</artifactId>
+                            <type>zip</type>
+                        </overlay>
+                    </overlays>
+                    <packagingExcludes>/webapp/</packagingExcludes>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-dependency-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>analyze</id>
+                        <configuration>
+                            <ignoredUnusedDeclaredDependencies>
+                                <!-- dependency is required just to overlay it's content -->
+                                <dep>org.eclipse.che.workspace.loader:che-workspace-loader</dep>
+                            </ignoredUnusedDeclaredDependencies>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>

assembly/assembly-workspace-loader-war/src/main/java/org/eclipse/che/WSLoaderController.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2018-2018 Red Hat, Inc.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *   Red Hat, Inc. - initial API and implementation
+ */
+package org.eclipse.che;
+
+import java.io.IOException;
+import javax.servlet.RequestDispatcher;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ * Defines a controller that is serving the index.html page of a workspace loader.
+ *
+ * @author Florent Benoit
+ */
+public class WSLoaderController extends HttpServlet {
+
+  /** Use the default dispatcher to serve the resource. */
+  @Override
+  protected void doGet(HttpServletRequest request, HttpServletResponse response)
+      throws ServletException, IOException {
+
+    RequestDispatcher dispatcher = request.getRequestDispatcher("/loader/index.html");
+    dispatcher.forward(request, response);
+  }
+}

assembly/assembly-workspace-loader-war/src/main/webapp/WEB-INF/web.xml

@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (c) 2018-2018 Red Hat, Inc.
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v1.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v10.html
+
+    Contributors:
+      Red Hat, Inc. - initial API and implementation
+
+-->
+<web-app xmlns="http://java.sun.com/xml/ns/javaee"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
+         version="3.0"
+         metadata-complete="true">
+    <absolute-ordering></absolute-ordering>
+
+    <servlet>
+        <servlet-name>WSLoader</servlet-name>
+        <servlet-class>org.eclipse.che.WSLoaderController</servlet-class>
+    </servlet>
+
+    <servlet-mapping>
+        <servlet-name>WSLoader</servlet-name>
+        <url-pattern>/*</url-pattern>
+    </servlet-mapping>
+
+    <servlet-mapping>
+        <servlet-name>default</servlet-name>
+        <url-pattern>/loader/*</url-pattern>
+    </servlet-mapping>
+
+</web-app>

assembly/pom.xml

@@ -29,6 +29,7 @@
         <module>assembly-wsagent-server</module>
         <module>assembly-ide-war</module>
         <module>assembly-wsmaster-war</module>
+        <module>assembly-workspace-loader-war</module>
         <module>assembly-main</module>
     </modules>
 </project>

dashboard/gulp/proxy.js

@@ -22,7 +22,7 @@ var serverOptions = {
 
 var options = minimist(process.argv.slice(2), serverOptions);
 
-var patterns = ['/api', '/ext', '/ws', '/datasource', '/java-ca', '/im', '/che', '/admin'];
+var patterns = ['/api', '/ext', '/ws', '/datasource', '/java-ca', '/im', '/che', '/admin', '/workspace-loader'];
 
 var proxies = [];
 
@@ -36,6 +36,8 @@ patterns.forEach(function(pattern) {
     proxyOptions.route = '/admin';
   } else if (pattern === '/ext') {
     proxyOptions.route = '/ext';
+  } else if (pattern === '/workspace-loader') {
+    proxyOptions.route = '/workspace-loader';
   } else {
     proxyOptions.route = '/api';
   }

dashboard/src/app/ide/ide.service.ts

@@ -141,11 +141,11 @@ class IdeSvc {
     let inDevMode = this.userDashboardConfig.developmentMode;
     let randVal = Math.floor((Math.random() * 1000000) + 1);
     let appendUrl = '?uid=' + randVal;
-
     let workspace = this.cheWorkspace.getWorkspaceById(workspaceId);
     this.openedWorkspace = workspace;
 
-    let ideUrlLink = workspace.links.ide;
+    let workspaceLoaderUrl = this.cheWorkspace.getWorkspaceLoaderUrl(workspace.namespace, workspace.config.name);
+    let ideUrlLink = workspaceLoaderUrl || workspace.links.ide;
 
     if (this.ideAction != null) {
       appendUrl = appendUrl + '&action=' + this.ideAction;

dashboard/src/components/api/che-organizations.factory.ts

@@ -514,7 +514,7 @@ export class CheOrganization implements che.api.ICheOrganization {
       return this.cheResourcesDistribution.fetchAvailableOrganizationResources(organization.id).then(() => {
         let resource = this.cheResourcesDistribution.getOrganizationAvailableResourceByType(organization.id, this.resourceLimits.RAM);
         if (resource.amount === -1) {
-          return 'RAM is not limited'
+          return 'RAM is not limited';
         }
 
         return resource ? 'Available RAM: ' + (resource.amount / 1024) + 'GB' : null;

dashboard/src/components/api/test/che-http-backend.ts

@@ -93,6 +93,7 @@ export class CheHttpBackend {
     this.$httpBackend.when('GET', '/api/').respond(200, {rootResources: []});
 
     this.$httpBackend.when('GET', '/api/keycloak/settings').respond(404);
+    this.$httpBackend.when('GET', '/workspace-loader/').respond(404);
 
     // add the remote call
     let workspaceReturn = [];

dashboard/src/components/api/workspace/che-workspace.factory.ts

@@ -79,6 +79,7 @@ export class CheWorkspace {
   private statusDefers: Object;
   private workspaceSettings: any;
   private jsonRpcApiLocation: string;
+  private workspaceLoaderUrl: string;
   /**
    * Map with instance of Observable by workspaceId.
    */
@@ -164,6 +165,8 @@ export class CheWorkspace {
       cheBranding.unregisterCallback(CONTEXT_FETCHER_ID);
     };
     cheBranding.registerCallback(CONTEXT_FETCHER_ID, callback.bind(this));
+
+    this.checkWorkspaceLoader(userDashboardConfig.developmentMode, proxySettings);
   }
 
   /**
@@ -648,6 +651,10 @@ export class CheWorkspace {
     return '/ide/' + namespace + '/' + workspaceName;
   }
 
+  getWorkspaceLoaderUrl(namespace: string, workspaceName: string): string {
+    return this.workspaceLoaderUrl ? this.workspaceLoaderUrl + namespace + '/' + workspaceName : null;
+  }
+
   /**
    * Creates deferred object which will be resolved
    * when workspace change it's status to given
@@ -797,4 +804,17 @@ export class CheWorkspace {
     }
     return wsUrl;
   }
+
+  private checkWorkspaceLoader(devmode: boolean, proxySettings: string): void {
+    let url = '/workspace-loader/';
+
+    let promise = this.$http.get(url);
+    promise.then((response: {data: any}) => {
+      this.workspaceLoaderUrl = devmode ? proxySettings + url : url;
+    }, (error: any) => {
+      if (error.status !== 304) {
+        this.workspaceLoaderUrl = null;
+      }
+    });
+  }
 }

ide/che-ide-gwt-app/src/main/resources/org/eclipse/che/ide/public/IDE.html

@@ -104,6 +104,7 @@
 
                 script.onerror = script.onabort = function() {
                     console.error("Cannot load " + script.src);
+                    Loader.startLoading();
                 };
 
                 document.head.appendChild(script);
@@ -135,10 +136,14 @@
              * Show loader and load compilation-mapping.txt file to determine which IDE JavaScript file will be loaded
              */
             this.startLoading = function() {
-                setTimeout(function() {
+                setTimeout(() => {
                     document.getElementById("ide-loader").style.opacity = 1;
                 }, 1);
 
+                setTimeout(() => {
+                    window.parent.postMessage("show-ide", "*");
+                }, 250);                
+
                 var msg = "Cannot load compilation mappings";
 
                 try {
@@ -362,9 +367,8 @@
             };
         };
 
-        setTimeout(function() {
+        setTimeout(() => {
             Loader.loadKeycloakSettings();
-            window.parent.postMessage("show-ide", "*");
         }, 1);
 
     </script>

pom.xml

@@ -36,6 +36,7 @@
         <module>ide/che-ide-full</module>
         <module>ide/che-ide-gwt-app</module>
         <module>dashboard</module>
+        <module>workspace-loader</module>
         <module>assembly</module>
         <module>selenium</module>
     </modules>
@@ -89,6 +90,12 @@
                 <artifactId>assembly-main</artifactId>
                 <version>${che.version}</version>
             </dependency>
+            <dependency>
+                <groupId>org.eclipse.che</groupId>
+                <artifactId>assembly-workspace-loader-war</artifactId>
+                <version>${che.version}</version>
+                <type>war</type>
+            </dependency>
             <dependency>
                 <groupId>org.eclipse.che</groupId>
                 <artifactId>assembly-wsagent-server</artifactId>
@@ -1876,6 +1883,12 @@
                 <artifactId>che-selenium-test</artifactId>
                 <version>${che.version}</version>
             </dependency>
+            <dependency>
+                <groupId>org.eclipse.che.workspace.loader</groupId>
+                <artifactId>che-workspace-loader</artifactId>
+                <version>${che.version}</version>
+                <type>zip</type>
+            </dependency>
             <dependency>
                 <groupId>org.eclipse.che.core</groupId>
                 <artifactId>che-core-commons-test</artifactId>

workspace-loader/.dockerignore

@@ -0,0 +1,5 @@
+Dockerfile
+node_modules
+target
+dist
+package-lock.json

workspace-loader/.gitignore

@@ -0,0 +1,3 @@
+node_modules/
+dist/
+package-lock.json

workspace-loader/Dockerfile

@@ -0,0 +1,24 @@
+# Copyright (c) 2018-2018 Red Hat, Inc
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+
+# This is a Dockerfile allowing to build workspace loader by using a docker container.
+# Build step: $ docker build -t eclipse-che-workspace-loader .
+# It builds an archive file that can be used by doing later
+#  $ docker run --rm eclipse-che-workspace-loader | tar -C target/ -zxf -
+FROM node:6.11.2
+
+COPY package.json /workspace-loader/
+RUN cd /workspace-loader && npm install
+
+COPY . /workspace-loader/
+
+RUN cd /workspace-loader && \
+    npm run build && \
+    npm run test && \
+    cd target && \
+    tar zcf /tmp/workspace-loader.tar.gz dist
+
+CMD zcat /tmp/workspace-loader.tar.gz