Repository: nutch Updated Branches: refs/heads/2.x 6e3c34db1 -> 7d3e45f23
NUTCH-2344 Authentication support for Web GUI Project: http://git-wip-us.apache.org/repos/asf/nutch/repo Commit: http://git-wip-us.apache.org/repos/asf/nutch/commit/def06773 Tree: http://git-wip-us.apache.org/repos/asf/nutch/tree/def06773 Diff: http://git-wip-us.apache.org/repos/asf/nutch/diff/def06773 Branch: refs/heads/2.x Commit: def067735c5a6dc46d867c4c89cb176a275b1967 Parents: 6e3c34d Author: kamaci <[email protected]> Authored: Mon Jan 9 17:35:49 2017 +0200 Committer: kamaci <[email protected]> Committed: Mon Jan 9 17:35:49 2017 +0200 ---------------------------------------------------------------------- conf/nutch-default.xml | 11 +++ ivy/ivy.xml | 1 + .../apache/nutch/webui/NutchUiApplication.java | 57 ++++++++++++++++ .../nutch/webui/NutchUiApplication.properties | 1 + .../nutch/webui/pages/AbstractBasePage.java | 3 +- .../apache/nutch/webui/pages/LogOutPage.java | 14 +++- .../nutch/webui/pages/assets/nutch-style.css | 48 ++++++++++++++ .../webui/pages/auth/AuthenticatedWebPage.java | 24 +++++++ .../webui/pages/auth/AuthorizationStrategy.java | 52 +++++++++++++++ .../nutch/webui/pages/auth/SignInPage.html | 29 ++++++++ .../nutch/webui/pages/auth/SignInPage.java | 70 ++++++++++++++++++++ .../nutch/webui/pages/auth/SignInSession.java | 51 ++++++++++++++ .../org/apache/nutch/webui/pages/auth/User.java | 54 +++++++++++++++ .../nutch/webui/pages/auth/package-info.java | 22 ++++++ 14 files changed, 435 insertions(+), 2 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/conf/nutch-default.xml ---------------------------------------------------------------------- diff --git a/conf/nutch-default.xml b/conf/nutch-default.xml index 575ce5d..52cb920 100644 --- a/conf/nutch-default.xml +++ b/conf/nutch-default.xml @@ -1490,4 +1490,15 @@ </description> </property> + <property> + <name>webgui.auth.users</name> + <value>admin|admin,user|user</value> + <description> + Username, password combination for Web GUI authentication. + Username and password should be delimited by pipe character (|) + Every user should be separated with comma character (,). i.e. admin|admin,user|user. + Default is admin|admin,user|user + </description> + </property> + </configuration> http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/ivy/ivy.xml ---------------------------------------------------------------------- diff --git a/ivy/ivy.xml b/ivy/ivy.xml index e173e71..9f43252 100644 --- a/ivy/ivy.xml +++ b/ivy/ivy.xml @@ -155,6 +155,7 @@ <dependency org="org.apache.wicket" name="wicket-core" rev="6.16.0" conf="*->default" /> <dependency org="org.apache.wicket" name="wicket-spring" rev="6.16.0" conf="*->default" /> + <dependency org="org.apache.wicket" name="wicket-auth-roles" rev="6.16.0" conf="*->default" /> <dependency org="de.agilecoders.wicket" name="wicket-bootstrap-core" rev="0.9.2" conf="*->default" /> <dependency org="de.agilecoders.wicket" name="wicket-bootstrap-extensions" rev="0.9.2" conf="*->default" /> http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/NutchUiApplication.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/NutchUiApplication.java b/src/java/org/apache/nutch/webui/NutchUiApplication.java index 6fd2396..49bee56 100644 --- a/src/java/org/apache/nutch/webui/NutchUiApplication.java +++ b/src/java/org/apache/nutch/webui/NutchUiApplication.java @@ -16,11 +16,22 @@ */ package org.apache.nutch.webui; +import org.apache.nutch.api.ConfManager; +import org.apache.nutch.api.impl.RAMConfManager; +import org.apache.nutch.api.resources.ConfigResource; import org.apache.nutch.webui.pages.DashboardPage; import org.apache.nutch.webui.pages.assets.NutchUiCssReference; +import org.apache.nutch.webui.pages.auth.AuthorizationStrategy; +import org.apache.nutch.webui.pages.auth.SignInSession; +import org.apache.nutch.webui.pages.auth.User; +import org.apache.wicket.Session; import org.apache.wicket.markup.html.WebPage; import org.apache.wicket.protocol.http.WebApplication; +import org.apache.wicket.request.Request; +import org.apache.wicket.request.Response; import org.apache.wicket.spring.injection.annot.SpringComponentInjector; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; import org.springframework.beans.BeansException; import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; @@ -33,12 +44,20 @@ import de.agilecoders.wicket.core.settings.SingleThemeProvider; import de.agilecoders.wicket.core.settings.Theme; import de.agilecoders.wicket.extensions.markup.html.bootstrap.icon.FontAwesomeCssReference; +import java.util.HashMap; +import java.util.Map; + @Component public class NutchUiApplication extends WebApplication implements ApplicationContextAware { private static final String THEME_NAME = "bootstrap"; private ApplicationContext context; + private Map<String, User> userMap = new HashMap<>(); + private ConfManager configManager = new RAMConfManager(); + + private static final Logger LOG = LoggerFactory.getLogger(NutchUiApplication.class); + /** * @see org.apache.wicket.Application#getHomePage() */ @@ -53,6 +72,9 @@ public class NutchUiApplication extends WebApplication implements @Override public void init() { super.init(); + initUsers(); + getSecuritySettings().setAuthorizationStrategy(new AuthorizationStrategy()); + BootstrapSettings settings = new BootstrapSettings(); Bootstrap.install(this, settings); configureTheme(settings); @@ -72,4 +94,39 @@ public class NutchUiApplication extends WebApplication implements throws BeansException { this.context = applicationContext; } + + @Override + public Session newSession(Request request, Response response) { + super.newSession(request, response); + return new SignInSession(request); + } + + private void initUsers() { + String[] users = configManager.get(ConfigResource.DEFAULT).getTrimmedStrings("webgui.auth.users", "admin|admin,user|user"); + + for (String userDetailStr : users) { + String[] userDetail = userDetailStr.split("\\|"); + if(userDetail.length != 2) { + LOG.error("Check user definition of webgui.auth.users at nutch-site.xml"); + throw new IllegalStateException("Check user definition of webgui.auth.users at nutch-site.xml "); + } + + User user = new User(userDetail[0], userDetail[1]); + userMap.put(userDetail[0], user); + LOG.info("User added: {}", userDetail[0]); + } + } + + public User getUser(String username, String password) { + if (!userMap.containsKey(username)) { + return null; + } + + User user = userMap.get(username); + if (!user.getPassword().equals(password)) { + return null; + } + + return user; + } } http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/NutchUiApplication.properties ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/NutchUiApplication.properties b/src/java/org/apache/nutch/webui/NutchUiApplication.properties index 4c62939..1a6859a 100644 --- a/src/java/org/apache/nutch/webui/NutchUiApplication.properties +++ b/src/java/org/apache/nutch/webui/NutchUiApplication.properties @@ -14,6 +14,7 @@ #See the License for the specific language governing permissions and #limitations under the License. ############################################################################# +title.signinpage = Nutch Login Page navbar.menu.dashboard = Dashboard navbar.menu.statistics = Statistics http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/AbstractBasePage.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/AbstractBasePage.java b/src/java/org/apache/nutch/webui/pages/AbstractBasePage.java index 22b851c..b3f9767 100644 --- a/src/java/org/apache/nutch/webui/pages/AbstractBasePage.java +++ b/src/java/org/apache/nutch/webui/pages/AbstractBasePage.java @@ -22,6 +22,7 @@ import static de.agilecoders.wicket.core.markup.html.bootstrap.navbar.NavbarComp import java.util.List; import org.apache.nutch.webui.model.NutchInstance; +import org.apache.nutch.webui.pages.auth.AuthenticatedWebPage; import org.apache.nutch.webui.pages.crawls.CrawlsPage; import org.apache.nutch.webui.pages.instances.InstancesPage; import org.apache.nutch.webui.pages.menu.VerticalMenu; @@ -56,7 +57,7 @@ import de.agilecoders.wicket.core.markup.html.bootstrap.navbar.NavbarComponents; import de.agilecoders.wicket.core.markup.html.bootstrap.navbar.NavbarDropDownButton; import de.agilecoders.wicket.extensions.markup.html.bootstrap.icon.FontAwesomeIconType; -public abstract class AbstractBasePage<T> extends GenericWebPage<T> { +public abstract class AbstractBasePage<T> extends GenericWebPage<T> implements AuthenticatedWebPage { @SpringBean private NutchService service; http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/LogOutPage.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/LogOutPage.java b/src/java/org/apache/nutch/webui/pages/LogOutPage.java index 9d0298f..2af7253 100644 --- a/src/java/org/apache/nutch/webui/pages/LogOutPage.java +++ b/src/java/org/apache/nutch/webui/pages/LogOutPage.java @@ -16,6 +16,18 @@ */ package org.apache.nutch.webui.pages; +import org.apache.nutch.webui.pages.auth.SignInPage; + +import javax.servlet.http.HttpServletRequest; + public class LogOutPage extends AbstractBasePage { -} + public LogOutPage() { + HttpServletRequest servletReq = (HttpServletRequest) getRequest().getContainerRequest(); + // Invalidate session + servletReq.getSession().invalidate(); + getSession().invalidate(); + // Redirect to sign in page + setResponsePage(SignInPage.class); + } +} \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/assets/nutch-style.css ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/assets/nutch-style.css b/src/java/org/apache/nutch/webui/pages/assets/nutch-style.css index 8cc01ac..2aff335 100644 --- a/src/java/org/apache/nutch/webui/pages/assets/nutch-style.css +++ b/src/java/org/apache/nutch/webui/pages/assets/nutch-style.css @@ -146,4 +146,52 @@ table.tablesorter thead tr th:hover { padding-left: 15px !important; padding-right: 15px !important; } +} + +.login-page { + width: 360px; + padding: 8% 0 0; + margin: auto; +} +.login-page .form { + position: relative; + z-index: 1; + background: #FFFFFF; + max-width: 360px; + margin: 0 auto 100px; + padding: 45px; + text-align: center; + box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.2), 0 5px 5px 0 rgba(0, 0, 0, 0.24); +} +.login-page .form input { + font-family: sans-serif; + outline: 0; + background: #f2f2f2; + width: 100%; + border: 0; + margin: 0 0 15px; + padding: 15px; + box-sizing: border-box; + font-size: 14px; +} +.login-page .form button { + font-family: sans-serif; + text-transform: uppercase; + outline: 0; + background: #4CAF50; + width: 100%; + border: 0; + padding: 15px; + color: #FFFFFF; + font-size: 14px; + -webkit-transition: all 0.3 ease; + transition: all 0.3 ease; + cursor: pointer; +} +.login-page .feedback { + margin-top: 15px; + color: red; +} +.login-page .form button:hover,.form button:active,.form button:focus { + background: #43A047; } \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/auth/AuthenticatedWebPage.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/auth/AuthenticatedWebPage.java b/src/java/org/apache/nutch/webui/pages/auth/AuthenticatedWebPage.java new file mode 100644 index 0000000..9c29a59 --- /dev/null +++ b/src/java/org/apache/nutch/webui/pages/auth/AuthenticatedWebPage.java @@ -0,0 +1,24 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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.apache.nutch.webui.pages.auth; + +/** + * Marker interface for secured pages. + */ +public interface AuthenticatedWebPage { + +} http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/auth/AuthorizationStrategy.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/auth/AuthorizationStrategy.java b/src/java/org/apache/nutch/webui/pages/auth/AuthorizationStrategy.java new file mode 100644 index 0000000..269b807 --- /dev/null +++ b/src/java/org/apache/nutch/webui/pages/auth/AuthorizationStrategy.java @@ -0,0 +1,52 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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.apache.nutch.webui.pages.auth; + +import org.apache.wicket.Component; +import org.apache.wicket.RestartResponseAtInterceptPageException; +import org.apache.wicket.Session; +import org.apache.wicket.authorization.Action; +import org.apache.wicket.authorization.IAuthorizationStrategy; + +/** + * Authorization strategy to check whether to allow a page or not. + */ +public class AuthorizationStrategy implements IAuthorizationStrategy { + @Override + public boolean isInstantiationAuthorized(Class componentClass) { + + // Check if it needs authentication or not + if (!AuthenticatedWebPage.class.isAssignableFrom(componentClass)) { + return true; + } + + // Allow if user signed in + if (((SignInSession) Session.get()).isSignedIn()) { + return true; + } + + // Redirect to sign in page due to page requires authentication and user not signed in + throw new RestartResponseAtInterceptPageException(SignInPage.class); + + } + + @Override + public boolean isActionAuthorized(Component component, Action action) { + // Authorize all actions + return true; + } +} \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/auth/SignInPage.html ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/auth/SignInPage.html b/src/java/org/apache/nutch/webui/pages/auth/SignInPage.html new file mode 100644 index 0000000..fdbfc76 --- /dev/null +++ b/src/java/org/apache/nutch/webui/pages/auth/SignInPage.html @@ -0,0 +1,29 @@ +<!-- Licensed to the Apache Software Foundation (ASF) under one or more contributor + license agreements. See the NOTICE file distributed with this work for additional + information regarding copyright ownership. The ASF licenses this file to + You 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. --> +<!DOCTYPE html> +<html xmlns:wicket="http://wicket.apache.org";> +<head> + <title><wicket:message key="title.signinpage">Nutch Login Page</wicket:message></title> +</head> +<body> + <div class="login-page"> + <div class="form"> + <h3>Login to Nutch</h3><br> + <form wicket:id="form" class="login-form"> + <input id="username" wicket:id="username" type="text" placeholder="username" autofocus/> + <input id="password" wicket:id="password" type="password" placeholder="password"/> + <button type="submit" id="submit">LOGIN</button> + </form> + <span class="feedback" wicket:id="feedback"></span> + </div> + </div> +</body> +</html> http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/auth/SignInPage.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/auth/SignInPage.java b/src/java/org/apache/nutch/webui/pages/auth/SignInPage.java new file mode 100644 index 0000000..863e69f --- /dev/null +++ b/src/java/org/apache/nutch/webui/pages/auth/SignInPage.java @@ -0,0 +1,70 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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.apache.nutch.webui.pages.auth; + +import org.apache.wicket.markup.html.WebPage; +import org.apache.wicket.markup.html.form.Form; +import org.apache.wicket.markup.html.form.PasswordTextField; +import org.apache.wicket.markup.html.form.TextField; +import org.apache.wicket.markup.html.panel.FeedbackPanel; +import org.apache.wicket.model.PropertyModel; + +/** + * Sign in page implementation. + */ +public class SignInPage extends WebPage { + + private User user = new User(); + + public SignInPage() { + add(new LoginForm("form")); + add(new FeedbackPanel("feedback")); + } + + private class LoginForm extends Form<Void> { + + public LoginForm(String id) { + super(id); + + add(new TextField<String>("username", new PropertyModel<String>( + user, "username"))); + add(new PasswordTextField("password", new PropertyModel<String>( + user, "password"))); + } + + @Override + protected void onSubmit() { + ((SignInSession) getSession()).signIn(user.getUsername(), user.getPassword()); + + if (((SignInSession) getSession()).getUser() != null) { + continueToOriginalDestination(); + setResponsePage(getApplication().getHomePage()); + } else + // Pass error message to feedback panel + error("Invalid username or password"); + } + + } + + public User getUser() { + return user; + } + + public void setUser(User user) { + this.user = user; + } +} \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/auth/SignInSession.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/auth/SignInSession.java b/src/java/org/apache/nutch/webui/pages/auth/SignInSession.java new file mode 100644 index 0000000..6c77b3f --- /dev/null +++ b/src/java/org/apache/nutch/webui/pages/auth/SignInSession.java @@ -0,0 +1,51 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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.apache.nutch.webui.pages.auth; + +import org.apache.nutch.webui.NutchUiApplication; +import org.apache.wicket.authroles.authentication.AuthenticatedWebSession; +import org.apache.wicket.authroles.authorization.strategies.role.Roles; +import org.apache.wicket.request.Request; + +/** + * Checks for whether authenticate or not. + */ +public class SignInSession extends AuthenticatedWebSession { + + private User user; + + public SignInSession(Request request) { + super(request); + } + + @Override + public boolean authenticate(final String username, final String password) { + NutchUiApplication application = (NutchUiApplication) NutchUiApplication.get(); + user = application.getUser(username, password); + + return user != null; + } + + @Override + public Roles getRoles() { + return null; + } + + public User getUser() { + return user; + } +} \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/auth/User.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/auth/User.java b/src/java/org/apache/nutch/webui/pages/auth/User.java new file mode 100644 index 0000000..d0aee43 --- /dev/null +++ b/src/java/org/apache/nutch/webui/pages/auth/User.java @@ -0,0 +1,54 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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.apache.nutch.webui.pages.auth; + +import java.io.Serializable; + +/** + * User bean for authentication. + */ +public class User implements Serializable { + + private String username; + private String password; + + public User() { + + } + + public User(String username, String password) { + this.username = username; + this.password = password; + } + + public String getUsername() { + return username; + } + + public void setUsername(String username) { + this.username = username; + } + + public String getPassword() { + return password; + } + + public void setPassword(String password) { + this.password = password; + } + +} http://git-wip-us.apache.org/repos/asf/nutch/blob/def06773/src/java/org/apache/nutch/webui/pages/auth/package-info.java ---------------------------------------------------------------------- diff --git a/src/java/org/apache/nutch/webui/pages/auth/package-info.java b/src/java/org/apache/nutch/webui/pages/auth/package-info.java new file mode 100644 index 0000000..009810e --- /dev/null +++ b/src/java/org/apache/nutch/webui/pages/auth/package-info.java @@ -0,0 +1,22 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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. + */ + +/** + * Contains authorization classes for Web UI + */ +package org.apache.nutch.webui.pages.auth; +
