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// $Id: logging_app.cpp 91670 2010-09-08 18:02:26Z johnnyw $
// This program sends logging records directly to the server, rather
// than going through the client logging daemon.
#include "ace/SOCK_Connector.h"
#include "ace/Log_Record.h"
#include "ace/Log_Msg.h"
#include "ace/Truncate.h"
#include "ace/CDR_Stream.h"
#include "ace/OS_NS_time.h"
#include "ace/OS_NS_stdio.h"
#include "ace/OS_NS_stdlib.h"
#include "ace/OS_NS_unistd.h"
static u_short LOGGER_PORT = ACE_DEFAULT_SERVER_PORT;
static const ACE_TCHAR *const LOGGER_HOST = ACE_DEFAULT_SERVER_HOST;
static const int MAX_ITERATIONS = 10;
int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
const ACE_TCHAR *logger_host = argc > 1 ? argv[1] : LOGGER_HOST;
u_short logger_port = argc > 2 ? ACE_OS::atoi (argv[2]) : LOGGER_PORT;
int max_iterations = argc > 3 ? ACE_OS::atoi (argv[3]) : MAX_ITERATIONS;
ACE_SOCK_Stream logger;
ACE_SOCK_Connector connector;
ACE_INET_Addr addr (logger_port, logger_host);
if (connector.connect (logger, addr) == -1)
ACE_ERROR_RETURN ((LM_ERROR, ACE_TEXT ("%p\n"), ACE_TEXT ("open")), -1);
for (int i = 0; i < max_iterations; i++)
{
ACE_Log_Record log_record (LM_DEBUG,
ACE_OS::time ((time_t *) 0),
ACE_OS::getpid ());
ACE_TCHAR buf[BUFSIZ];
ACE_OS::sprintf (buf, ACE_TEXT ("message = %d\n"), i + 1);
log_record.msg_data (buf);
const size_t max_payload_size =
4 // type()
+ 8 // timestamp
+ 4 // process id
+ 4 // data length
+ ACE_Log_Record::MAXLOGMSGLEN // data
+ ACE_CDR::MAX_ALIGNMENT; // padding;
// Insert contents of <log_record> into payload stream.
ACE_OutputCDR payload (max_payload_size);
payload << log_record;
// Get the number of bytes used by the CDR stream.
ACE_CDR::ULong length =
ACE_Utils::truncate_cast<ACE_CDR::ULong> (payload.total_length ());
// Send a header so the receiver can determine the byte order and
// size of the incoming CDR stream.
ACE_OutputCDR header (ACE_CDR::MAX_ALIGNMENT + 8);
header << ACE_OutputCDR::from_boolean (ACE_CDR_BYTE_ORDER);
// Store the size of the payload that follows
header << ACE_CDR::ULong (length);
// Use an iovec to send both buffer and payload simultaneously.
iovec iov[2];
iov[0].iov_base = header.begin ()->rd_ptr ();
iov[0].iov_len = 8;
iov[1].iov_base = payload.begin ()->rd_ptr ();
iov[1].iov_len = length;
if (logger.sendv_n (iov, 2) == -1)
ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "send"), -1);
}
if (logger.close () == -1)
ACE_ERROR_RETURN ((LM_ERROR, ACE_TEXT ("%p\n"), ACE_TEXT ("close")), -1);
return 0;
}
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