1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
package com.juick.xmpp.s2s;
import com.juick.xmpp.utils.XmlUtils;
import java.io.EOFException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.nio.channels.AsynchronousSocketChannel;
import java.nio.channels.Channels;
import java.nio.channels.CompletionHandler;
import java.util.logging.Level;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
/**
*
* @author ugnich
*/
public class ConnectionOut extends Connection {
public boolean streamReady = false;
public String to;
String checkSID = null;
String dbKey = null;
public ConnectionOut(String hostname) {
super();
to = hostname;
}
public ConnectionOut(String hostname, String checkSID, String dbKey) {
super();
to = hostname;
this.checkSID = checkSID;
this.dbKey = dbKey;
}
public void parseStream() {
LOGGER.info("STREAM TO " + to + " START");
try {
HostnamePort addr = DNSQueries.getServerAddress(to);
socket = AsynchronousSocketChannel.open();
socket.connect(new InetSocketAddress(addr.hostname, addr.port), socket, new CompletionHandler<Void, AsynchronousSocketChannel>() {
@Override
public void completed(Void result, AsynchronousSocketChannel attachment) {
try {
parser.setInput(new InputStreamReader(Channels.newInputStream(socket)));
writer = new OutputStreamWriter(Channels.newOutputStream(socket));
sendStanza("<?xml version='1.0'?><stream:stream xmlns='jabber:server' " +
"xmlns:stream='http://etherx.jabber.org/streams' xmlns:db='jabber:server:dialback' from='" +
XMPPComponent.HOSTNAME + "' to='" + to + "' version='1.0'>");
parser.next(); // stream:stream
streamID = parser.getAttributeValue(null, "id");
if (streamID == null || streamID.isEmpty()) {
throw new Exception("STREAM TO " + to + " INVALID FIRST PACKET");
}
LOGGER.info("STREAM TO " + to + " " + streamID + " OPEN");
XMPPComponent.addConnectionOut(ConnectionOut.this);
if (checkSID != null) {
sendDialbackVerify(checkSID, dbKey);
}
sendStanza("<db:result from='" + XMPPComponent.HOSTNAME + "' to='" + to + "'>" + generateDialbackKey(to, XMPPComponent.HOSTNAME, streamID) + "</db:result>");
while (parser.next() != XmlPullParser.END_DOCUMENT) {
if (parser.getEventType() != XmlPullParser.START_TAG) {
continue;
}
logParser();
String tag = parser.getName();
if (tag.equals("db:result")) {
String type = parser.getAttributeValue(null, "type");
if (type != null && type.equals("valid")) {
streamReady = true;
LOGGER.info("STREAM TO " + to + " " + streamID + " READY");
String cache = XMPPComponent.getFromCache(to);
if (cache != null) {
LOGGER.info("STREAM TO " + to + " " + streamID + " SENDING CACHE");
sendStanza(cache);
}
} else {
LOGGER.info("STREAM TO " + to + " " + streamID + " DIALBACK FAIL");
}
XmlUtils.skip(parser);
} else if (tag.equals("db:verify")) {
String from = parser.getAttributeValue(null, "from");
String type = parser.getAttributeValue(null, "type");
String sid = parser.getAttributeValue(null, "id");
if (from != null && from.equals(to) && sid != null && !sid.isEmpty() && type != null) {
ConnectionIn c = XMPPComponent.getConnectionIn(sid);
if (c != null) {
c.sendDialbackResult(from, type);
}
}
XmlUtils.skip(parser);
} else {
LOGGER.info("STREAM TO " + to + " " + streamID + ": " + XmlUtils.parseToString(parser, true));
}
}
LOGGER.warning("STREAM TO " + to + " " + streamID + " FINISHED");
XMPPComponent.removeConnectionOut(ConnectionOut.this);
closeConnection();
} catch (EOFException eofex) {
LOGGER.info(String.format("STREAM %s %s CLOSED (dirty)", to, streamID));
XMPPComponent.removeConnectionOut(ConnectionOut.this);
closeConnection();
} catch (Exception e) {
LOGGER.log(Level.SEVERE, "s2s out exception", e);
XMPPComponent.removeConnectionOut(ConnectionOut.this);
closeConnection();
}
}
@Override
public void failed(Throwable exc, AsynchronousSocketChannel attachment) {
LOGGER.log(Level.WARNING, "s2s out failed", exc);
XMPPComponent.removeConnectionOut(ConnectionOut.this);
closeConnection();
}
});
} catch (Exception e) {
LOGGER.warning(e.toString());
XMPPComponent.removeConnectionOut(this);
closeConnection();
}
}
public void sendDialbackVerify(String sid, String key) {
try {
sendStanza("<db:verify from='" + XMPPComponent.HOSTNAME + "' to='" + to + "' id='" + sid + "'>" + key + "</db:verify>");
} catch (IOException e) {
LOGGER.log(Level.WARNING, "STREAM TO " + to + " " + streamID + " ERROR", e);
}
}
}
|
