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
  27     public static InetSocketAddress extractTCPNetconfAddress(BundleContext context, String exceptionMessageIfNotFound, boolean forClient) {
  28
  29         Optional<InetSocketAddress> inetSocketAddressOptional = extractSomeNetconfAddress(context, InfixProp.tcp, exceptionMessageIfNotFound, forClient);
  30
  31         if (inetSocketAddressOptional.isPresent() == false) {
  32             throw new IllegalStateException("Netconf tcp address not found." + exceptionMessageIfNotFound);
  33         }
  34         return inetSocketAddressOptional.get();
  35     }
  36
  37     public static Optional<InetSocketAddress> extractSSHNetconfAddress(BundleContext context, String exceptionMessage) {
  38         return extractSomeNetconfAddress(context, InfixProp.ssh, exceptionMessage, false);
  39     }
  40
  41     /**
  42      * @param context
  43      *            from which properties are being read.
  44      * @param infixProp
  45      *            either tcp or ssh
  46      * @return value if address and port are valid.
  47      * @throws IllegalStateException
  48      *             if address or port are invalid, or configuration is missing
  49      */
  50     private static Optional<InetSocketAddress> extractSomeNetconfAddress(BundleContext context,
  51                                                                          InfixProp infixProp,
  52                                                                          String exceptionMessage,
  53                                                                          boolean client) {
  54         String address = "";
  55         if (client) {
  56             address = context.getProperty(PREFIX_PROP + infixProp + CLIENT_PROP + ADDRESS_SUFFIX_PROP);
  57         }
  58         if (address == null || address.equals("")){
  59             address = context.getProperty(PREFIX_PROP + infixProp + ADDRESS_SUFFIX_PROP);
  60         }
  61         if (address == null || address.equals("")) {
  62             throw new IllegalStateException("Cannot find initial netconf configuration for parameter    "
  63                     +PREFIX_PROP + infixProp + ADDRESS_SUFFIX_PROP
  64                     +" in config.ini. "+exceptionMessage);
  65         }
  66         String portKey = "";
  67         if (client) {
  68             portKey = PREFIX_PROP + infixProp + CLIENT_PROP + PORT_SUFFIX_PROP;
  69         }
  70         if (portKey == null || portKey.equals("")){
  71             portKey = PREFIX_PROP + infixProp + PORT_SUFFIX_PROP;
  72         }
  73         String portString = context.getProperty(portKey);
  74         checkNotNull(portString, "Netconf port must be specified in properties file with " + portKey);
  75         try {
  76             int port = Integer.valueOf(portString);
  77             return Optional.of(new InetSocketAddress(address, port));
  78         } catch (RuntimeException e) {
  79             throw new IllegalStateException("Cannot create " + infixProp + " netconf address from address:" + address
  80                     + " and port:" + portString, e);
  81         }
  82     }
  83 }