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/*
* Copyright (C) 2008-2017, Juick
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.juick.components.s2s;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.juick.components.XMPPServer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlPullParserFactory;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import java.time.Instant;
import java.util.UUID;
/**
*
* @author ugnich
*/
public class Connection {
protected static final Logger logger = LoggerFactory.getLogger(Connection.class);
public String streamID;
public Instant created;
public Instant updated;
public long bytesLocal = 0;
public long packetsLocal = 0;
XMPPServer xmpp;
private Socket socket;
public static final String NS_DB = "jabber:server:dialback";
public static final String NS_TLS = "urn:ietf:params:xml:ns:xmpp-tls";
public static final String NS_STREAM = "http://etherx.jabber.org/streams";
XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
XmlPullParser parser = factory.newPullParser();
OutputStreamWriter writer;
private boolean secured = false;
public Connection(XMPPServer xmpp) throws XmlPullParserException {
this.xmpp = xmpp;
created = updated = Instant.now();
}
public void logParser() {
if (streamID == null) {
return;
}
String tag = "IN: <" + parser.getName();
for (int i = 0; i < parser.getAttributeCount(); i++) {
tag += " " + parser.getAttributeName(i) + "=\"" + parser.getAttributeValue(i) + "\"";
}
tag += ">...</" + parser.getName() + ">\n";
logger.trace(tag);
}
public void sendStanza(String xml) {
if (streamID != null) {
logger.trace("OUT: {}\n", xml);
}
try {
writer.write(xml);
writer.flush();
} catch (IOException e) {
logger.error("send stanza failed", e);
}
updated = Instant.now();
bytesLocal += xml.length();
packetsLocal++;
}
public void closeConnection() {
if (streamID != null) {
logger.info("closing stream {}", streamID);
}
try {
writer.write("</stream:stream>");
} catch (Exception e) {
}
try {
writer.close();
} catch (Exception e) {
}
try {
socket.close();
} catch (Exception e) {
}
}
public boolean isSecured() {
return secured;
}
public void setSecured(boolean secured) {
this.secured = secured;
}
public void restartParser() throws XmlPullParserException, IOException {
streamID = UUID.randomUUID().toString();
parser = factory.newPullParser();
parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES, true);
parser.setInput(new InputStreamReader(socket.getInputStream()));
writer = new OutputStreamWriter(socket.getOutputStream(), StandardCharsets.UTF_8);
}
@JsonIgnore
public Socket getSocket() {
return socket;
}
public void setSocket(Socket socket) {
this.socket = socket;
}
}
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