| /* |
| * 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.jk.status; |
| |
| import java.io.UnsupportedEncodingException; |
| import java.net.URLEncoder; |
| |
| import org.apache.tools.ant.BuildException; |
| |
| /** |
| * Ant task that implements the <code>/status</code> update worker command, supported by the |
| * mod_jk status (1.2.20) application. |
| * |
| * |
| * @author Peter Rossbach |
| * @version $Revision:$ |
| * @since mod_jk 1.2.20 |
| */ |
| public class JkStatusUpdateWorkerTask extends AbstractJkStatusTask { |
| |
| /** |
| * The descriptive information about this implementation. |
| */ |
| private static final String info = "org.apache.jk.status.JkStatusUpdateWorkerTask/1.0"; |
| |
| protected String loadbalancer ; |
| |
| protected String worker ; |
| |
| protected int loadfactor =-1; |
| |
| protected String route ; |
| |
| protected int distance = -1; |
| |
| protected String redirect; |
| |
| protected String domain; |
| |
| protected int activationCode = -1; |
| |
| protected String activation ; |
| |
| /** |
| * Return descriptive information about this implementation and the |
| * corresponding version number, in the format |
| * <code><description>/<version></code>. |
| */ |
| public String getInfo() { |
| |
| return (info); |
| |
| } |
| |
| /** |
| * |
| */ |
| public JkStatusUpdateWorkerTask() { |
| super(); |
| setUrl("http://localhost/jkstatus"); |
| } |
| |
| /** |
| * @return the activation |
| */ |
| public String getActivation() { |
| return activation; |
| } |
| |
| /** |
| * @param activation the activation to set |
| */ |
| public void setActivation(String activation) { |
| this.activation = activation; |
| } |
| |
| /** |
| * @return the activationCode |
| */ |
| public int getActivationCode() { |
| return activationCode; |
| } |
| |
| /** |
| * @param activationCode the activationCode to set |
| */ |
| public void setActivationCode(int activationCode) { |
| this.activationCode = activationCode; |
| } |
| |
| /** |
| * @return the distance |
| */ |
| public int getDistance() { |
| return distance; |
| } |
| |
| /** |
| * @param distance the distance to set |
| */ |
| public void setDistance(int distance) { |
| this.distance = distance; |
| } |
| |
| /** |
| * @return the domain |
| */ |
| public String getDomain() { |
| return domain; |
| } |
| |
| /** |
| * @param domain the domain to set |
| */ |
| public void setDomain(String domain) { |
| this.domain = domain; |
| } |
| |
| /** |
| * @return the loadbalancer |
| */ |
| public String getLoadbalancer() { |
| return loadbalancer; |
| } |
| |
| /** |
| * @param loadbalancer the loadbalaner to set |
| */ |
| public void setLoadbalancer(String loadbalancer) { |
| this.loadbalancer = loadbalancer; |
| } |
| |
| /** |
| * @return the loadfactor |
| */ |
| public int getLoadfactor() { |
| return loadfactor; |
| } |
| |
| /** |
| * @param loadfactor the loadfactor to set |
| */ |
| public void setLoadfactor(int loadfactor) { |
| this.loadfactor = loadfactor; |
| } |
| |
| /** |
| * @return the redirect |
| */ |
| public String getRedirect() { |
| return redirect; |
| } |
| |
| /** |
| * @param redirect the redirect to set |
| */ |
| public void setRedirect(String redirect) { |
| this.redirect = redirect; |
| } |
| |
| /** |
| * @return the route |
| */ |
| public String getRoute() { |
| return route; |
| } |
| |
| /** |
| * @param route the route to set |
| */ |
| public void setRoute(String route) { |
| this.route = route; |
| } |
| |
| /** |
| * @return the worker |
| */ |
| public String getWorker() { |
| return worker; |
| } |
| |
| /** |
| * @param worker the worker to set |
| */ |
| public void setWorker(String worker) { |
| this.worker = worker; |
| } |
| |
| |
| |
| /** |
| * Create JkStatus worker update link |
| * <ul> |
| * </b>http://localhost/jkstatus?cmd=update&mime=txt&w=loadbalancer&sw=node01&wn=node01&l=lb&wf=1&wa=1&wd=0 |
| * <br/> |
| * |
| * |
| * <br/>Tcp worker parameter: |
| * <br/> |
| * <ul> |
| * <li><b>w:<b/> name loadbalancer</li> |
| * <li><b>sw:<b/> name tcp worker node</li> |
| * <li><b>wf:<b/> load factor</li> |
| * <li><b>wn:<b/> route</li> |
| * <li><b>wd:<b/> distance</li> |
| * <li><b>wa:<b/> activation state</li> |
| * <li><b>wr:<b/> redirect route</li> |
| * <li><b>wc:<b/> cluster domain</li> |
| * </ul> |
| * <ul> |
| * <li>wa=1 active</li> |
| * <li>wa=2 disabled</li> |
| * <li>wa=3 stopped</li> |
| * </ul> |
| * </li> |
| * </ul> |
| * |
| * @return create jkstatus update worker link |
| */ |
| protected StringBuffer createLink() { |
| // Building URL |
| StringBuffer sb = new StringBuffer(); |
| try { |
| sb.append("?cmd=update&mime=txt"); |
| sb.append("&w="); |
| sb.append(URLEncoder.encode(loadbalancer, getCharset())); |
| sb.append("&sw="); |
| sb.append(URLEncoder.encode(worker, getCharset())); |
| if (loadfactor >= 0) { |
| sb.append("&wf="); |
| sb.append(loadfactor); |
| } |
| if (route != null) { |
| sb.append("&wn="); |
| sb.append(URLEncoder.encode(route, getCharset())); |
| } |
| if (activation == null && activationCode > 0 && activationCode < 4) { |
| sb.append("&wa="); |
| sb.append(activation); |
| } |
| if (activation != null) { |
| sb.append("&wa="); |
| sb.append(URLEncoder.encode(activation, getCharset())); |
| } |
| if (distance >= 0) { |
| sb.append("&wd="); |
| sb.append(distance); |
| } |
| if (redirect != null) { // other worker conrecte lb's |
| sb.append("&wr="); |
| sb.append(URLEncoder.encode(redirect, getCharset())); |
| } |
| if (domain != null) { |
| sb.append("&wc="); |
| sb.append(URLEncoder.encode(domain, getCharset())); |
| } |
| |
| } catch (UnsupportedEncodingException e) { |
| throw new BuildException("Invalid 'charset' attribute: " |
| + getCharset()); |
| } |
| return sb; |
| } |
| |
| /** |
| * check correct lb and worker pararmeter |
| */ |
| protected void checkParameter() { |
| if (worker == null) { |
| throw new BuildException("Must specify 'worker' attribute"); |
| } |
| if (loadbalancer == null) { |
| throw new BuildException("Must specify 'loadbalancer' attribute"); |
| } |
| } |
| } |