opendaylight/netconf/netconf-util/src/main/java/org/opendaylight/controller/netconf/util/osgi/NetconfConfigUtil.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.controller.netconf.util.osgi;
  10
  11         import com.google.common.base.Optional;
  12         import java.net.InetSocketAddress;
  13         import org.osgi.framework.BundleContext;
  14         import static com.google.common.base.Preconditions.checkNotNull;
  15
  16 public class NetconfConfigUtil {
  17     private static final String PREFIX_PROP = "netconf.";
  18
  19     private enum InfixProp {
  20         tcp, ssh
  21     }
  22
  23     private static final String PORT_SUFFIX_PROP = ".port";
  24     private static final String ADDRESS_SUFFIX_PROP = ".address";
  25     private static final String CLIENT_PROP = ".client";
  26     private static final String PRIVATE_KEY_PATH_PROP = ".pk.path";
  27
  28     public static InetSocketAddress extractTCPNetconfAddress(BundleContext context, String exceptionMessageIfNotFound, boolean forClient) {
  29
  30         Optional<InetSocketAddress> inetSocketAddressOptional = extractSomeNetconfAddress(context, InfixProp.tcp, exceptionMessageIfNotFound, forClient);
  31
  32         if (inetSocketAddressOptional.isPresent() == false) {
  33             throw new IllegalStateException("Netconf tcp address not found." + exceptionMessageIfNotFound);
  34         }
  35         return inetSocketAddressOptional.get();
  36     }
  37
  38     public static Optional<InetSocketAddress> extractSSHNetconfAddress(BundleContext context, String exceptionMessage) {
  39         return extractSomeNetconfAddress(context, InfixProp.ssh, exceptionMessage, false);
  40     }
  41
  42     public static String getPrivateKeyPath(BundleContext context){
  43         return getPropertyValue(context,PREFIX_PROP + InfixProp.ssh +PRIVATE_KEY_PATH_PROP);
  44     }
  45     private static String getPropertyValue(BundleContext context, String propertyName){
  46         String propertyValue = context.getProperty(propertyName);
  47         if (propertyValue == null){
  48             throw new IllegalStateException("Cannot find initial property with name '"+propertyName+"'");
  49         }
  50         return propertyValue;
  51     }
  52     /**
  53      * @param context
  54      *            from which properties are being read.
  55      * @param infixProp
  56      *            either tcp or ssh
  57      * @return value if address and port are valid.
  58      * @throws IllegalStateException
  59      *             if address or port are invalid, or configuration is missing
  60      */
  61     private static Optional<InetSocketAddress> extractSomeNetconfAddress(BundleContext context,
  62                                                                          InfixProp infixProp,
  63                                                                          String exceptionMessage,
  64                                                                          boolean client) {
  65         String address = "";
  66         if (client) {
  67             address = context.getProperty(PREFIX_PROP + infixProp + CLIENT_PROP + ADDRESS_SUFFIX_PROP);
  68         }
  69         if (address == null || address.equals("")){
  70             address = context.getProperty(PREFIX_PROP + infixProp + ADDRESS_SUFFIX_PROP);
  71         }
  72         if (address == null || address.equals("")) {
  73             throw new IllegalStateException("Cannot find initial netconf configuration for parameter    "
  74                     +PREFIX_PROP + infixProp + ADDRESS_SUFFIX_PROP
  75                     +" in config.ini. "+exceptionMessage);
  76         }
  77         String portKey = "";
  78         if (client) {
  79             portKey = PREFIX_PROP + infixProp + CLIENT_PROP + PORT_SUFFIX_PROP;
  80         }
  81         if (portKey == null || portKey.equals("")){
  82             portKey = PREFIX_PROP + infixProp + PORT_SUFFIX_PROP;
  83         }
  84         String portString = context.getProperty(portKey);
  85         checkNotNull(portString, "Netconf port must be specified in properties file with " + portKey);
  86         try {
  87             int port = Integer.valueOf(portString);
  88             return Optional.of(new InetSocketAddress(address, port));
  89         } catch (RuntimeException e) {
  90             throw new IllegalStateException("Cannot create " + infixProp + " netconf address from address:" + address
  91                     + " and port:" + portString, e);
  92         }
  93     }
  94 }