Removed the web/gui2 symlink

Change-Id: Ie2f38300dfd0a2d833343c609a0f6eff67274692
diff --git a/web/gui2/src/main/java b/web/gui2/src/main/java
deleted file mode 120000
index f576aa0..0000000
--- a/web/gui2/src/main/java
+++ /dev/null
@@ -1 +0,0 @@
-../../../gui/src/main/java/
\ No newline at end of file
diff --git a/web/gui2/src/main/java/org/onosproject/ui/impl/MainIndexResource.java b/web/gui2/src/main/java/org/onosproject/ui/impl/MainIndexResource.java
new file mode 100644
index 0000000..377bc44
--- /dev/null
+++ b/web/gui2/src/main/java/org/onosproject/ui/impl/MainIndexResource.java
@@ -0,0 +1,177 @@
+/*
+ * Copyright 2015-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.ui.impl;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableList.Builder;
+import org.onlab.osgi.ServiceNotFoundException;
+import org.onosproject.rest.AbstractInjectionResource;
+import org.onosproject.ui.UiExtensionService;
+import org.onosproject.ui.UiPreferencesService;
+import org.onosproject.ui.UiSessionToken;
+import org.onosproject.ui.UiTokenService;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.SecurityContext;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.SequenceInputStream;
+
+import static com.google.common.collect.ImmutableList.of;
+import static com.google.common.io.ByteStreams.toByteArray;
+
+/**
+ * Resource for serving the dynamically composed index.html.
+ */
+@Path("/")
+public class MainIndexResource extends AbstractInjectionResource {
+
+    private static final String INDEX = "dist/index.html";
+    private static final String NOT_READY = "not-ready.html";
+
+    private static final String INJECT_USER_START = "<!-- {INJECTED-USER-START} -->";
+    private static final String INJECT_USER_END = "<!-- {INJECTED-USER-END} -->";
+
+    private static final String INJECT_CSS_START = "<!-- {INJECTED-STYLESHEETS-START} -->";
+    private static final String INJECT_CSS_END = "<!-- {INJECTED-STYLESHEETS-END} -->";
+
+    private static final String INJECT_JS_START = "<!-- {INJECTED-JAVASCRIPT-START} -->";
+    private static final String INJECT_JS_END = "<!-- {INJECTED-JAVASCRIPT-END} -->";
+
+    private static final byte[] SCRIPT_START = "\n<script>\n".getBytes();
+    private static final byte[] SCRIPT_END = "</script>\n\n".getBytes();
+
+    @Context
+    private SecurityContext ctx;
+
+    @GET
+    @Produces(MediaType.TEXT_HTML)
+    public Response getMainIndex() throws IOException {
+        ClassLoader classLoader = getClass().getClassLoader();
+        UiExtensionService service;
+        UiTokenService tokens;
+
+        try {
+            service = get(UiExtensionService.class);
+            tokens = get(UiTokenService.class);
+
+        } catch (ServiceNotFoundException e) {
+            return Response.ok(classLoader.getResourceAsStream(NOT_READY)).build();
+        }
+
+        InputStream indexTemplate = classLoader.getResourceAsStream(INDEX);
+        String index = new String(toByteArray(indexTemplate));
+
+        int p0s = split(index,   0, INJECT_USER_START) - INJECT_USER_START.length();
+        int p0e = split(index, p0s, INJECT_USER_END);
+        int p1s = split(index, p0e, INJECT_JS_START) - INJECT_JS_START.length();
+        int p1e = split(index, p1s, INJECT_JS_END);
+        int p2s = split(index, p1e, INJECT_CSS_START) - INJECT_CSS_START.length();
+        int p2e = split(index, p2s, INJECT_CSS_END);
+        int p3s = split(index, p2e, null);
+
+
+        // FIXME: use global opaque auth token to allow secure failover
+
+        // for now, just use the user principal name...
+        String userName = ctx.getUserPrincipal().getName();
+
+        // get a session token to use for UI-web-socket authentication
+        UiSessionToken token = tokens.issueToken(userName);
+
+        String auth = "var onosUser='" + userName + "',\n" +
+                      "    onosAuth='" + token + "';\n";
+
+        StreamEnumeration streams =
+                new StreamEnumeration(of(stream(index, 0, p0s),
+                        new ByteArrayInputStream(SCRIPT_START),
+                        stream(auth, 0, auth.length()),
+                        userPreferences(userName),
+                        userConsoleLog(userName),
+                        new ByteArrayInputStream(SCRIPT_END),
+                        stream(index, p0e, p1s),
+                        includeJs(service),
+                        stream(index, p1e, p2s),
+                        includeCss(service),
+                        stream(index, p2e, p3s)));
+
+        return Response.ok(new SequenceInputStream(streams)).build();
+    }
+
+    private InputStream userConsoleLog(String userName) {
+        String code = "console.log('Logging in as user >" + userName + "<');\n";
+        return new ByteArrayInputStream(code.getBytes());
+    }
+
+    // Produces an input stream including user preferences.
+    private InputStream userPreferences(String userName) {
+        UiPreferencesService service = get(UiPreferencesService.class);
+        ObjectNode prefs = mapper().createObjectNode();
+        service.getPreferences(userName).forEach(prefs::set);
+        String string = "var userPrefs = " + prefs.toString() + ";\n";
+        return new ByteArrayInputStream(string.getBytes());
+    }
+
+    // Produces an input stream including JS injections from all extensions.
+    private InputStream includeJs(UiExtensionService service) {
+        Builder<InputStream> builder = ImmutableList.builder();
+        service.getExtensions().forEach(ext -> {
+            add(builder, ext.js());
+            add(builder, new NewlineInputStream());
+        });
+        return new SequenceInputStream(new StreamEnumeration(builder.build()));
+    }
+
+    // Produces an input stream including CSS injections from all extensions.
+    private InputStream includeCss(UiExtensionService service) {
+        Builder<InputStream> builder = ImmutableList.builder();
+        service.getExtensions().forEach(ext -> {
+            add(builder, ext.css());
+            add(builder, new NewlineInputStream());
+        });
+        return new SequenceInputStream(new StreamEnumeration(builder.build()));
+    }
+
+    // Safely adds the stream to the list builder only if stream is not null.
+    private void add(Builder<InputStream> builder, InputStream inputStream) {
+        if (inputStream != null) {
+            builder.add(inputStream);
+        }
+    }
+
+    private static final String NL = String.format("%n");
+    private static final byte[] NL_BYTES = NL.getBytes();
+
+    private static class NewlineInputStream extends InputStream {
+        private int index = 0;
+
+        @Override
+        public int read() throws IOException {
+            if (index == NL_BYTES.length) {
+                return -1;
+            }
+            return NL_BYTES[index++];
+        }
+    }
+
+}
diff --git a/web/gui2/src/main/java/org/onosproject/ui/impl/package-info.java b/web/gui2/src/main/java/org/onosproject/ui/impl/package-info.java
new file mode 100644
index 0000000..3fe40b2
--- /dev/null
+++ b/web/gui2/src/main/java/org/onosproject/ui/impl/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Set of resources providing data for the ONOS GUI.
+ */
+package org.onosproject.ui.impl;
\ No newline at end of file
diff --git a/web/gui2/src/main/webapp/WEB-INF/web.xml b/web/gui2/src/main/webapp/WEB-INF/web.xml
index 186f5a6..041cdb6 100644
--- a/web/gui2/src/main/webapp/WEB-INF/web.xml
+++ b/web/gui2/src/main/webapp/WEB-INF/web.xml
@@ -22,7 +22,7 @@
     <display-name>ONOS GUI 2</display-name>
 
     <welcome-file-list>
-        <welcome-file>index.html</welcome-file>
+        <welcome-file>dist/index.html</welcome-file>
     </welcome-file-list>
 
     <!--
@@ -30,7 +30,7 @@
     <security-constraint>
         <web-resource-collection>
             <web-resource-name>Secured</web-resource-name>
-            <url-pattern>/index.html</url-pattern>
+            <url-pattern>/dist/index.html</url-pattern>
         </web-resource-collection>
         <web-resource-collection>
             <web-resource-name>Secured API</web-resource-name>
@@ -71,100 +71,100 @@
 
     <servlet-mapping>
         <servlet-name>Index Page</servlet-name>
-        <url-pattern>/index.html</url-pattern>
+        <url-pattern>/dist/index.html</url-pattern>
     </servlet-mapping>
 
-    <servlet>
-        <servlet-name>Main Module</servlet-name>
-        <servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
-        <init-param>
-            <param-name>jersey.config.server.provider.classnames</param-name>
-            <param-value>org.onosproject.ui.impl.MainModuleResource
-            </param-value>
-        </init-param>
-        <load-on-startup>1</load-on-startup>
-    </servlet>
+    <!--<servlet>-->
+        <!--<servlet-name>Main Module</servlet-name>-->
+        <!--<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>-->
+        <!--<init-param>-->
+            <!--<param-name>jersey.config.server.provider.classnames</param-name>-->
+            <!--<param-value>org.onosproject.ui.impl.MainModuleResource-->
+            <!--</param-value>-->
+        <!--</init-param>-->
+        <!--<load-on-startup>1</load-on-startup>-->
+    <!--</servlet>-->
 
-    <servlet-mapping>
-        <servlet-name>Main Module</servlet-name>
-        <url-pattern>/onos.js</url-pattern>
-    </servlet-mapping>
+    <!--<servlet-mapping>-->
+        <!--<servlet-name>Main Module</servlet-name>-->
+        <!--<url-pattern>/onos.js</url-pattern>-->
+    <!--</servlet-mapping>-->
 
-    <servlet>
-        <servlet-name>Nav Module</servlet-name>
-        <servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
-        <init-param>
-            <param-name>jersey.config.server.provider.classnames</param-name>
-            <param-value>org.onosproject.ui.impl.MainNavResource</param-value>
-        </init-param>
-        <load-on-startup>1</load-on-startup>
-    </servlet>
+    <!--<servlet>-->
+        <!--<servlet-name>Nav Module</servlet-name>-->
+        <!--<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>-->
+        <!--<init-param>-->
+            <!--<param-name>jersey.config.server.provider.classnames</param-name>-->
+            <!--<param-value>org.onosproject.ui.impl.MainNavResource</param-value>-->
+        <!--</init-param>-->
+        <!--<load-on-startup>1</load-on-startup>-->
+    <!--</servlet>-->
 
-    <servlet-mapping>
-        <servlet-name>Nav Module</servlet-name>
-        <url-pattern>/nav.html</url-pattern>
-    </servlet-mapping>
+    <!--<servlet-mapping>-->
+        <!--<servlet-name>Nav Module</servlet-name>-->
+        <!--<url-pattern>/nav.html</url-pattern>-->
+    <!--</servlet-mapping>-->
 
-    <servlet>
-        <servlet-name>View Module</servlet-name>
-        <servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
-        <init-param>
-            <param-name>jersey.config.server.provider.classnames</param-name>
-            <param-value>org.onosproject.ui.impl.MainViewResource</param-value>
-        </init-param>
-        <load-on-startup>1</load-on-startup>
-    </servlet>
+    <!--<servlet>-->
+        <!--<servlet-name>View Module</servlet-name>-->
+        <!--<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>-->
+        <!--<init-param>-->
+            <!--<param-name>jersey.config.server.provider.classnames</param-name>-->
+            <!--<param-value>org.onosproject.ui.impl.MainViewResource</param-value>-->
+        <!--</init-param>-->
+        <!--<load-on-startup>1</load-on-startup>-->
+    <!--</servlet>-->
 
-    <servlet-mapping>
-        <servlet-name>View Module</servlet-name>
-        <url-pattern>/app/view/*</url-pattern>
-    </servlet-mapping>
+    <!--<servlet-mapping>-->
+        <!--<servlet-name>View Module</servlet-name>-->
+        <!--<url-pattern>/app/view/*</url-pattern>-->
+    <!--</servlet-mapping>-->
 
-    <servlet>
-        <servlet-name>Foo Module</servlet-name>
-        <servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
-        <init-param>
-            <param-name>jersey.config.server.provider.classnames</param-name>
-            <param-value>org.onosproject.ui.impl.FooResource</param-value>
-        </init-param>
-        <load-on-startup>1</load-on-startup>
-    </servlet>
+    <!--<servlet>-->
+        <!--<servlet-name>Foo Module</servlet-name>-->
+        <!--<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>-->
+        <!--<init-param>-->
+            <!--<param-name>jersey.config.server.provider.classnames</param-name>-->
+            <!--<param-value>org.onosproject.ui.impl.FooResource</param-value>-->
+        <!--</init-param>-->
+        <!--<load-on-startup>1</load-on-startup>-->
+    <!--</servlet>-->
 
-    <servlet-mapping>
-        <servlet-name>Foo Module</servlet-name>
-        <url-pattern>/raw/*</url-pattern>
-    </servlet-mapping>
+    <!--<servlet-mapping>-->
+        <!--<servlet-name>Foo Module</servlet-name>-->
+        <!--<url-pattern>/raw/*</url-pattern>-->
+    <!--</servlet-mapping>-->
 
-    <servlet>
-        <servlet-name>JAX-RS Service</servlet-name>
-        <servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
-        <init-param>
-            <param-name>jersey.config.server.provider.classnames</param-name>
-            <param-value>
-                org.glassfish.jersey.media.multipart.MultiPartFeature,
-                org.onosproject.ui.impl.LogoutResource,
-                org.onosproject.ui.impl.TopologyResource,
-                org.onosproject.ui.impl.ApplicationResource
-            </param-value>
-        </init-param>
-        <load-on-startup>1</load-on-startup>
-    </servlet>
+    <!--<servlet>-->
+        <!--<servlet-name>JAX-RS Service</servlet-name>-->
+        <!--<servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>-->
+        <!--<init-param>-->
+            <!--<param-name>jersey.config.server.provider.classnames</param-name>-->
+            <!--<param-value>-->
+                <!--org.glassfish.jersey.media.multipart.MultiPartFeature,-->
+                <!--org.onosproject.ui.impl.LogoutResource,-->
+                <!--org.onosproject.ui.impl.TopologyResource,-->
+                <!--org.onosproject.ui.impl.ApplicationResource-->
+            <!--</param-value>-->
+        <!--</init-param>-->
+        <!--<load-on-startup>1</load-on-startup>-->
+    <!--</servlet>-->
 
-    <servlet-mapping>
-        <servlet-name>JAX-RS Service</servlet-name>
-        <url-pattern>/rs/*</url-pattern>
-    </servlet-mapping>
+    <!--<servlet-mapping>-->
+        <!--<servlet-name>JAX-RS Service</servlet-name>-->
+        <!--<url-pattern>/rs/*</url-pattern>-->
+    <!--</servlet-mapping>-->
 
-    <servlet>
-        <servlet-name>Web Socket Service</servlet-name>
-        <servlet-class>org.onosproject.ui.impl.UiWebSocketServlet
-        </servlet-class>
-        <load-on-startup>2</load-on-startup>
-    </servlet>
+    <!--<servlet>-->
+        <!--<servlet-name>Web Socket Service</servlet-name>-->
+        <!--<servlet-class>org.onosproject.ui.impl.UiWebSocketServlet-->
+        <!--</servlet-class>-->
+        <!--<load-on-startup>2</load-on-startup>-->
+    <!--</servlet>-->
 
-    <servlet-mapping>
-        <servlet-name>Web Socket Service</servlet-name>
-        <url-pattern>/websock/*</url-pattern>
-    </servlet-mapping>
+    <!--<servlet-mapping>-->
+        <!--<servlet-name>Web Socket Service</servlet-name>-->
+        <!--<url-pattern>/websock/*</url-pattern>-->
+    <!--</servlet-mapping>-->
 
 </web-app>