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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.
*
* 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; either version 2 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 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 <plugin/session_dictionary/dictionary.h>
#include <netdb.h>
#include <drizzled/pthread_globals.h>
#include <drizzled/plugin/client.h>
#include <drizzled/plugin/authorization.h>
#include <drizzled/internal/my_sys.h>
#include <drizzled/internal/thread_var.h>
#include <drizzled/session/state.h>
#include <set>
using namespace std;
using namespace drizzled;
ProcesslistTool::ProcesslistTool() :
plugin::TableFunction("DATA_DICTIONARY", "PROCESSLIST")
{
add_field("ID", plugin::TableFunction::NUMBER, 0, false);
add_field("USERNAME", 16);
add_field("HOST", NI_MAXHOST);
add_field("DB", plugin::TableFunction::STRING, MAXIMUM_IDENTIFIER_LENGTH, true);
add_field("COMMAND", 16);
add_field("TIME", plugin::TableFunction::SIZE, 0, false);
add_field("STATE", plugin::TableFunction::STRING, 256, true);
add_field("INFO", plugin::TableFunction::STRING, PROCESS_LIST_WIDTH, true);
add_field("HAS_GLOBAL_LOCK", plugin::TableFunction::BOOLEAN, 0, false);
}
ProcesslistTool::Generator::Generator(Field **arg) :
plugin::TableFunction::Generator(arg),
session_generator(*getSession().user())
{
}
bool ProcesslistTool::Generator::populate()
{
drizzled::Session::pointer tmp;
while ((tmp= session_generator))
{
drizzled::session::State::const_shared_ptr state(tmp->state());
identifier::User::const_shared_ptr tmp_sctx= tmp->user();
/* ID */
push((int64_t) tmp->thread_id);
/* USER */
if (not tmp_sctx->username().empty())
push(tmp_sctx->username());
else
push(_("no user"));
/* HOST */
push(tmp_sctx->address());
/* DB */
drizzled::util::string::const_shared_ptr schema(tmp->schema());
if (schema and not schema->empty())
{
push(*schema);
}
else
{
push();
}
/* COMMAND */
const char *val= tmp->getKilled() == Session::KILL_CONNECTION ? "Killed" : NULL;
if (val)
{
push(val);
}
else
{
push(getCommandName(tmp->command));
}
/* type::Time */
boost::posix_time::time_duration duration_result;
getSession().getTimeDifference(duration_result, getSession().start_timer());
duration_result.is_negative() ? push(static_cast<uint64_t>(0)) : push(static_cast<uint64_t>(duration_result.total_seconds()));
/* STATE */
const char *step= tmp->get_proc_info();
step ? push(step): push();
/* INFO */
if (state)
{
size_t length;
const char *tmp_ptr= state->query(length);
push(tmp_ptr, length);
}
else
{
push();
}
/* HAS_GLOBAL_LOCK */
bool has_global_lock= tmp->isGlobalReadLock();
push(has_global_lock);
return true;
}
return false;
}
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