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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2009 Sun Microsystems, Inc.
* Copyright (C) 2010 Mark Atwood
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <config.h>
#include <cstdarg>
#include <limits.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <boost/date_time.hpp>
#include <drizzled/gettext.h>
#include <drizzled/session.h>
#include <drizzled/session/times.h>
#include <drizzled/sql_parse.h>
#include <drizzled/plugin.h>
#include <drizzled/error.h>
#include "logging.h"
#include "wrap.h"
namespace drizzle_plugin {
logging::Syslog::Syslog(const std::string &facility,
uint64_t threshold_slow,
uint64_t threshold_big_resultset,
uint64_t threshold_big_examined) :
drizzled::plugin::Logging("Syslog Logging"),
_facility(WrapSyslog::getFacilityByName(facility.c_str())),
_threshold_slow(threshold_slow),
_threshold_big_resultset(threshold_big_resultset),
_threshold_big_examined(threshold_big_examined)
{
if (_facility < 0)
{
drizzled::errmsg_printf(drizzled::error::WARN,
_("syslog facility \"%s\" not known, using \"local0\""),
facility.c_str());
_facility= WrapSyslog::getFacilityByName("local0");
}
}
bool logging::Syslog::post(drizzled::Session *session)
{
assert(session != NULL);
// return if query was not too small
if (session->sent_row_count < _threshold_big_resultset)
{
return false;
}
if (session->examined_row_count < _threshold_big_examined)
{
return false;
}
/*
TODO, the session object should have a "utime command completed"
inside itself, so be more accurate, and so this doesnt have to
keep calling current_utime, which can be slow.
*/
uint64_t t_mark= session->times.getCurrentTimestamp(false);
// return if query was not too slow
if (session->times.getElapsedTime() < _threshold_slow)
{
return false;
}
drizzled::Session::QueryString query_string(session->getQueryString());
drizzled::util::string::ptr schema(session->schema());
WrapSyslog::singleton()
.log(_facility, drizzled::error::INFO,
"thread_id=%ld query_id=%ld"
" db=\"%.*s\""
" query=\"%.*s\""
" command=\"%.*s\""
" t_connect=%lld t_start=%lld t_lock=%lld"
" rows_sent=%ld rows_examined=%ld"
" tmp_table=%ld total_warn_count=%ld\n",
(unsigned long) session->thread_id,
(unsigned long) session->getQueryId(),
(int) schema->size(),
schema->empty() ? "" : schema->c_str(),
(int) query_string->length(),
query_string->empty() ? "" : query_string->c_str(),
(int) drizzled::getCommandName(session->command).size(),
drizzled::getCommandName(session->command).c_str(),
(unsigned long long) (t_mark - session->times.getConnectMicroseconds()),
(unsigned long long) (session->times.getElapsedTime()),
(unsigned long long) (t_mark - session->times.utime_after_lock),
(unsigned long) session->sent_row_count,
(unsigned long) session->examined_row_count,
(unsigned long) session->tmp_table,
(unsigned long) session->total_warn_count);
return false;
}
} /* namespsace drizzle_plugin */
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