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// **********************************************************************
//
// Copyright (c) 2003-2014 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package Ice;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.io.IOException;
public final class SysLoggerI implements Logger
{
public
SysLoggerI(String prefix, String facilityString)
{
int facility;
if(facilityString.equals("LOG_KERN"))
{
facility = LOG_KERN;
}
else if(facilityString.equals("LOG_USER"))
{
facility = LOG_USER;
}
else if(facilityString.equals("LOG_MAIL"))
{
facility = LOG_MAIL;
}
else if(facilityString.equals("LOG_DAEMON"))
{
facility = LOG_DAEMON;
}
else if(facilityString.equals("LOG_AUTH"))
{
facility = LOG_AUTH;
}
else if(facilityString.equals("LOG_SYSLOG"))
{
facility = LOG_SYSLOG;
}
else if(facilityString.equals("LOG_LPR"))
{
facility = LOG_LPR;
}
else if(facilityString.equals("LOG_NEWS"))
{
facility = LOG_NEWS;
}
else if(facilityString.equals("LOG_UUCP"))
{
facility = LOG_UUCP;
}
else if(facilityString.equals("LOG_CRON"))
{
facility = LOG_CRON;
}
else if(facilityString.equals("LOG_AUTHPRIV"))
{
facility = LOG_AUTHPRIV;
}
else if(facilityString.equals("LOG_FTP"))
{
facility = LOG_FTP;
}
else if(facilityString.equals("LOG_LOCAL0"))
{
facility = LOG_LOCAL0;
}
else if(facilityString.equals("LOG_LOCAL1"))
{
facility = LOG_LOCAL1;
}
else if(facilityString.equals("LOG_LOCAL2"))
{
facility = LOG_LOCAL2;
}
else if(facilityString.equals("LOG_LOCAL3"))
{
facility = LOG_LOCAL3;
}
else if(facilityString.equals("LOG_LOCAL4"))
{
facility = LOG_LOCAL4;
}
else if(facilityString.equals("LOG_LOCAL5"))
{
facility = LOG_LOCAL5;
}
else if(facilityString.equals("LOG_LOCAL6"))
{
facility = LOG_LOCAL6;
}
else if(facilityString.equals("LOG_LOCAL7"))
{
facility = LOG_LOCAL7;
}
else
{
throw new Ice.InitializationException("Invalid value for Ice.SyslogFacility: " + facilityString);
}
initialize(prefix, facility);
}
private
SysLoggerI(String prefix, int facility)
{
initialize(prefix, facility);
}
private void
initialize(String prefix, int facility)
{
_prefix = prefix;
_facility = facility;
//
// Open a datagram socket to communicate with the localhost
// syslog daemon.
//
try
{
_host = IceInternal.Network.getLocalAddress(IceInternal.Network.EnableBoth);
_socket = new DatagramSocket();
_socket.connect(_host, _port);
}
catch(IOException ex)
{
throw new Ice.SocketException(ex);
}
}
@Override
public void
print(String message)
{
log(LOG_INFO, message);
}
@Override
public void
trace(String category, String message)
{
log(LOG_INFO, category + ": " + message);
}
@Override
public void
warning(String message)
{
log(LOG_WARNING, message);
}
@Override
public void
error(String message)
{
log(LOG_ERR, message);
}
@Override
public String
getPrefix()
{
return _prefix;
}
@Override
public Logger
cloneWithPrefix(String prefix)
{
return new SysLoggerI(prefix, _facility);
}
private void
log(int severity, String message)
{
try
{
//
// Create a syslog message as defined by the RFC 3164:
// <PRI>HEADER MSG. PRI is the priority and is calculated
// from the facility and the severity. We don't specify
// the HEADER. MSG contains the identifier followed by a
// colon character and the message.
//
int priority = (_facility << 3) | severity;
String msg = '<' + Integer.toString(priority) + '>' + _prefix + ": " + message;
byte buf[] = msg.getBytes();
DatagramPacket p = new DatagramPacket(buf, buf.length, _host, _port);
_socket.send(p);
}
catch(IOException ex)
{
throw new Ice.SocketException(ex);
}
}
private String _prefix;
private int _facility;
private DatagramSocket _socket;
private InetAddress _host;
private static int _port = 514;
//
// Syslog facilities (as defined in syslog.h)
//
private final static int LOG_KERN = 0;
private final static int LOG_USER = 1;
private final static int LOG_MAIL = 2;
private final static int LOG_DAEMON = 3;
private final static int LOG_AUTH = 4;
private final static int LOG_SYSLOG = 5;
private final static int LOG_LPR = 6;
private final static int LOG_NEWS = 7;
private final static int LOG_UUCP = 8;
private final static int LOG_CRON = 9;
private final static int LOG_AUTHPRIV = 10;
private final static int LOG_FTP = 11;
private final static int LOG_LOCAL0 = 16;
private final static int LOG_LOCAL1 = 17;
private final static int LOG_LOCAL2 = 18;
private final static int LOG_LOCAL3 = 19;
private final static int LOG_LOCAL4 = 20;
private final static int LOG_LOCAL5 = 21;
private final static int LOG_LOCAL6 = 22;
private final static int LOG_LOCAL7 = 23;
//
// Syslog priorities (as defined in syslog.h)
//
private final static int LOG_ERR = 3;
private final static int LOG_WARNING = 4;
private final static int LOG_INFO = 6;
}
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