author | shade |
Thu, 09 Oct 2014 16:41:28 +0400 | |
changeset 27159 | 3d2543e475e4 |
parent 21646 | 38f9ba0664de |
permissions | -rw-r--r-- |
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
1 |
/* |
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
2 |
* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. |
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
4 |
* |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
5 |
* This code is free software; you can redistribute it and/or modify it |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
6 |
* under the terms of the GNU General Public License version 2 only, as |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
7 |
* published by the Free Software Foundation. |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
8 |
* |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
9 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
10 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
11 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
12 |
* version 2 for more details (a copy is included in the LICENSE file that |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
13 |
* accompanied this code). |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
14 |
* |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
15 |
* You should have received a copy of the GNU General Public License version |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
16 |
* 2 along with this work; if not, write to the Free Software Foundation, |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
17 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
18 |
* |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
20 |
* or visit www.oracle.com if you need additional information or have any |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
21 |
* questions. |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
22 |
*/ |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
23 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
24 |
import java.io.IOException; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
25 |
import java.net.Inet6Address; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
26 |
import java.net.InetAddress; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
27 |
import java.net.InetSocketAddress; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
28 |
import java.net.NetworkInterface; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
29 |
import java.net.ProtocolFamily; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
30 |
import java.net.StandardProtocolFamily; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
31 |
import java.net.StandardSocketOptions; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
32 |
import java.nio.ByteBuffer; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
33 |
import java.nio.channels.DatagramChannel; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
34 |
import java.nio.channels.SelectionKey; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
35 |
import java.nio.channels.Selector; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
36 |
import java.util.Collections; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
37 |
import java.util.Enumeration; |
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
38 |
import java.util.Map; |
21646 | 39 |
|
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
40 |
import sun.management.jdp.JdpException; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
41 |
import sun.management.jdp.JdpJmxPacket; |
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
42 |
import sun.management.jdp.JdpPacketReader; |
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
43 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
44 |
public class JdpClient { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
45 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
46 |
private static class PacketListener implements Runnable { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
47 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
48 |
private static final int BUFFER_LENGTH = 4096; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
49 |
private final DatagramChannel channel; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
50 |
private static int maxPacketCount = 1; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
51 |
private static int maxEmptyPacketCount = 10; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
52 |
|
21646 | 53 |
private void get(Map<?, ?> map, String key) |
54 |
throws JdpException { |
|
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
55 |
|
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
56 |
if (map.get(key) == null) { |
21646 | 57 |
throw new JdpException("Test failed, packet field " + key + " missed"); |
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
58 |
} |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
59 |
} |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
60 |
|
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
61 |
private void checkFieldPresence(JdpJmxPacket p) |
21646 | 62 |
throws IOException, JdpException { |
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
63 |
|
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
64 |
byte[] b = p.getPacketData(); |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
65 |
|
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
66 |
JdpPacketReader reader = new JdpPacketReader(b); |
21646 | 67 |
Map<String, String> pMap = reader.getDiscoveryDataAsMap(); |
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
68 |
|
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
69 |
get(pMap, JdpJmxPacket.UUID_KEY); |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
70 |
get(pMap, JdpJmxPacket.MAIN_CLASS_KEY); |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
71 |
get(pMap, JdpJmxPacket.JMX_SERVICE_URL_KEY); |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
72 |
// get(pMap, JdpJmxPacket.INSTANCE_NAME_KEY); |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
73 |
get(pMap, JdpJmxPacket.PROCESS_ID_KEY); |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
74 |
get(pMap, JdpJmxPacket.BROADCAST_INTERVAL_KEY); |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
75 |
get(pMap, JdpJmxPacket.RMI_HOSTNAME_KEY); |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
76 |
} |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
77 |
|
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
78 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
79 |
PacketListener(DatagramChannel channel) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
80 |
this.channel = channel; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
81 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
82 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
83 |
@java.lang.Override |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
84 |
public void run() { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
85 |
try { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
86 |
Selector sel; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
87 |
sel = Selector.open(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
88 |
channel.configureBlocking(false); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
89 |
channel.register(sel, SelectionKey.OP_READ); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
90 |
ByteBuffer buf = ByteBuffer.allocate(1024); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
91 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
92 |
int count = 1; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
93 |
int emptyPacketsCount = 1; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
94 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
95 |
try { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
96 |
while (true) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
97 |
|
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
98 |
// Use tcpdump -U -w - -s 1400 -c 2 -vv port 7095 |
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
99 |
// to verify that correct packet being sent |
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
100 |
sel.selectedKeys().clear(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
101 |
buf.rewind(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
102 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
103 |
sel.select(10 * 1000); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
104 |
channel.receive(buf); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
105 |
|
21646 | 106 |
if (buf.position() == 0) { |
107 |
if (JdpDoSomething.getVerbose()) { |
|
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
108 |
System.err.println("Empty packet received"); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
109 |
} |
21646 | 110 |
if (++emptyPacketsCount > maxEmptyPacketCount) { |
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
111 |
throw new RuntimeException("Test failed, maxEmptyPacketCount reached"); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
112 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
113 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
114 |
continue; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
115 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
116 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
117 |
buf.flip(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
118 |
byte[] dgramData = new byte[buf.remaining()]; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
119 |
buf.get(dgramData); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
120 |
try { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
121 |
JdpJmxPacket packet = new JdpJmxPacket(dgramData); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
122 |
JdpDoSomething.printJdpPacket(packet); |
21295
5c73446feb1f
8004213: JDP packet needs pid, broadcast interval and rmi server hostname fields
dsamersoff
parents:
15531
diff
changeset
|
123 |
checkFieldPresence(packet); |
21646 | 124 |
if (++count > maxPacketCount) { |
125 |
break; |
|
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
126 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
127 |
} catch (JdpException e) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
128 |
e.printStackTrace(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
129 |
throw new RuntimeException("Test failed"); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
130 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
131 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
132 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
133 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
134 |
System.out.println("OK: Test passed"); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
135 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
136 |
} finally { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
137 |
sel.close(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
138 |
channel.close(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
139 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
140 |
} catch (IOException e) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
141 |
e.printStackTrace(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
142 |
throw new RuntimeException("Test failed"); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
143 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
144 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
145 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
146 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
147 |
public static void main(String[] args) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
148 |
try { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
149 |
String discoveryPort = System.getProperty("com.sun.management.jdp.port"); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
150 |
String discoveryAddress = System.getProperty("com.sun.management.jdp.address"); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
151 |
if (discoveryAddress == null || discoveryPort == null) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
152 |
System.out.println("Test failed. address and port must be specified"); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
153 |
return; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
154 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
155 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
156 |
int port = Integer.parseInt(discoveryPort); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
157 |
InetAddress address = InetAddress.getByName(discoveryAddress); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
158 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
159 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
160 |
ProtocolFamily family = (address instanceof Inet6Address) |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
161 |
? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
162 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
163 |
DatagramChannel channel; |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
164 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
165 |
channel = DatagramChannel.open(family); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
166 |
channel.setOption(StandardSocketOptions.SO_REUSEADDR, true); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
167 |
channel.bind(new InetSocketAddress(port)); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
168 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
169 |
Enumeration<NetworkInterface> nets = NetworkInterface.getNetworkInterfaces(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
170 |
for (NetworkInterface interf : Collections.list(nets)) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
171 |
if (interf.supportsMulticast()) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
172 |
try { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
173 |
channel.join(address, interf); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
174 |
} catch (IOException e) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
175 |
// Skip not configured interfaces |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
176 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
177 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
178 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
179 |
|
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
180 |
PacketListener listener = new PacketListener(channel); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
181 |
new Thread(listener, "Jdp Client").start(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
182 |
|
21646 | 183 |
} catch (RuntimeException e) { |
15531
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
184 |
System.out.println("Test failed."); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
185 |
} catch (Exception e) { |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
186 |
e.printStackTrace(); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
187 |
System.out.println("Test failed. unexpected error " + e); |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
188 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
189 |
} |
071efc9f31ad
8002048: Protocol to discovery of manageable Java processes on a network
dsamersoff
parents:
diff
changeset
|
190 |
} |