gerrit.onap Code Review - policy/common.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * policy-endpoints
   4  * ================================================================================
   5  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.policy.common.endpoints.http.server.impl;
  22
  23 import java.util.ArrayList;
  24 import java.util.Arrays;
  25 import java.util.HashMap;
  26 import java.util.List;
  27 import java.util.Properties;
  28
  29 import org.onap.policy.common.endpoints.http.server.HttpServletServer;
  30 import org.onap.policy.common.endpoints.http.server.HttpServletServerFactory;
  31 import org.onap.policy.common.endpoints.http.server.internal.JettyJerseyServer;
  32 import org.onap.policy.common.endpoints.properties.PolicyEndPointProperties;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 /**
  37  * Indexed factory implementation
  38  */
  39 public class IndexedHttpServletServerFactory implements HttpServletServerFactory {
  40
  41     private static final HttpServletServerFactory instance = new IndexedHttpServletServerFactory();
  42
  43     /**
  44      * Get the singleton instance.
  45      *
  46      * @return the instance
  47      */
  48     public static HttpServletServerFactory getInstance() {
  49         return instance;
  50     }
  51
  52     private IndexedHttpServletServerFactory() {}
  53
  54     private static final String SPACES_COMMA_SPACES = "\\s*,\\s*";
  55
  56     /**
  57      * logger
  58      */
  59     protected static Logger logger = LoggerFactory.getLogger(IndexedHttpServletServerFactory.class);
  60
  61     /**
  62      * servers index
  63      */
  64     protected HashMap<Integer, HttpServletServer> servers = new HashMap<>();
  65
  66     @Override
  67     public synchronized HttpServletServer build(String name, String host, int port, String contextPath, boolean swagger,
  68             boolean managed) {
  69
  70         if (servers.containsKey(port)) {
  71             return servers.get(port);
  72         }
  73
  74         JettyJerseyServer server = new JettyJerseyServer(name, host, port, contextPath, swagger);
  75         if (managed) {
  76             servers.put(port, server);
  77         }
  78
  79         return server;
  80     }
  81
  82     @Override
  83     public synchronized List<HttpServletServer> build(Properties properties) {
  84
  85         ArrayList<HttpServletServer> serviceList = new ArrayList<>();
  86
  87         String serviceNames = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES);
  88         if (serviceNames == null || serviceNames.isEmpty()) {
  89             logger.warn("No topic for HTTP Service: {}", properties);
  90             return serviceList;
  91         }
  92
  93         List<String> serviceNameList = Arrays.asList(serviceNames.split(SPACES_COMMA_SPACES));
  94
  95         for (String serviceName : serviceNameList) {
  96             String servicePortString = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
  97                     + serviceName + PolicyEndPointProperties.PROPERTY_HTTP_PORT_SUFFIX);
  98
  99             int servicePort;
 100             try {
 101                 if (servicePortString == null || servicePortString.isEmpty()) {
 102                     if (logger.isWarnEnabled()) {
 103                         logger.warn("No HTTP port for service in {}", serviceName);
 104                     }
 105                     continue;
 106                 }
 107                 servicePort = Integer.parseInt(servicePortString);
 108             } catch (NumberFormatException nfe) {
 109                 if (logger.isWarnEnabled()) {
 110                     logger.warn("No HTTP port for service in {}", serviceName);
 111                 }
 112                 continue;
 113             }
 114
 115             String hostName = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "." + serviceName
 116                     + PolicyEndPointProperties.PROPERTY_HTTP_HOST_SUFFIX);
 117
 118             String contextUriPath = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
 119                     + serviceName + PolicyEndPointProperties.PROPERTY_HTTP_CONTEXT_URIPATH_SUFFIX);
 120
 121             String userName = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "." + serviceName
 122                     + PolicyEndPointProperties.PROPERTY_HTTP_AUTH_USERNAME_SUFFIX);
 123
 124             String password = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "." + serviceName
 125                     + PolicyEndPointProperties.PROPERTY_HTTP_AUTH_PASSWORD_SUFFIX);
 126
 127             String authUriPath = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
 128                     + serviceName + PolicyEndPointProperties.PROPERTY_HTTP_AUTH_URIPATH_SUFFIX);
 129
 130             String restClasses = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
 131                     + serviceName + PolicyEndPointProperties.PROPERTY_HTTP_REST_CLASSES_SUFFIX);
 132
 133             String restPackages = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
 134                     + serviceName + PolicyEndPointProperties.PROPERTY_HTTP_REST_PACKAGES_SUFFIX);
 135             String restUriPath = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
 136                     + serviceName + PolicyEndPointProperties.PROPERTY_HTTP_REST_URIPATH_SUFFIX);
 137
 138             String managedString = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
 139                     + serviceName + PolicyEndPointProperties.PROPERTY_MANAGED_SUFFIX);
 140             boolean managed = true;
 141             if (managedString != null && !managedString.isEmpty()) {
 142                 managed = Boolean.parseBoolean(managedString);
 143             }
 144
 145             String swaggerString = properties.getProperty(PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
 146                     + serviceName + PolicyEndPointProperties.PROPERTY_HTTP_SWAGGER_SUFFIX);
 147             boolean swagger = false;
 148             if (swaggerString != null && !swaggerString.isEmpty()) {
 149                 swagger = Boolean.parseBoolean(swaggerString);
 150             }
 151
 152             HttpServletServer service = build(serviceName, hostName, servicePort, contextUriPath, swagger, managed);
 153             if (userName != null && !userName.isEmpty() && password != null && !password.isEmpty()) {
 154                 service.setBasicAuthentication(userName, password, authUriPath);
 155             }
 156
 157             if (restClasses != null && !restClasses.isEmpty()) {
 158                 List<String> restClassesList = Arrays.asList(restClasses.split(SPACES_COMMA_SPACES));
 159                 for (String restClass : restClassesList) {
 160                     service.addServletClass(restUriPath, restClass);
 161                 }
 162             }
 163
 164             if (restPackages != null && !restPackages.isEmpty()) {
 165                 List<String> restPackageList = Arrays.asList(restPackages.split(SPACES_COMMA_SPACES));
 166                 for (String restPackage : restPackageList) {
 167                     service.addServletPackage(restUriPath, restPackage);
 168                 }
 169             }
 170
 171             serviceList.add(service);
 172         }
 173
 174         return serviceList;
 175     }
 176
 177     @Override
 178     public synchronized HttpServletServer get(int port) {
 179
 180         if (servers.containsKey(port)) {
 181             return servers.get(port);
 182         }
 183
 184         throw new IllegalArgumentException("Http Server for " + port + " not found");
 185     }
 186
 187     @Override
 188     public synchronized List<HttpServletServer> inventory() {
 189         return new ArrayList<>(this.servers.values());
 190     }
 191
 192     @Override
 193     public synchronized void destroy(int port) {
 194
 195         if (!servers.containsKey(port)) {
 196             return;
 197         }
 198
 199         HttpServletServer server = servers.remove(port);
 200         server.shutdown();
 201     }
 202
 203     @Override
 204     public synchronized void destroy() {
 205         List<HttpServletServer> httpServletServers = this.inventory();
 206         for (HttpServletServer server : httpServletServers) {
 207             server.shutdown();
 208         }
 209
 210         synchronized (this) {
 211             this.servers.clear();
 212         }
 213     }
 214
 215 }