156 lines
3.5 KiB
C++
156 lines
3.5 KiB
C++
/* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; version 2 of the
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License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include "mysql/service_srv_session_info.h"
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#include "srv_session.h"
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/**
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@file
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Implementation of setters and getters of some properties of a session.
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*/
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#define VALID_SESSION(s) ((s) && Srv_session::is_valid((s)))
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/**
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Returns the THD of a session.
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@param session Session
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*/
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extern "C"
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THD* srv_session_info_get_thd(Srv_session *session)
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{
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return VALID_SESSION(session)? session->get_thd() : NULL;
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}
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/**
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Returns the ID of a session.
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The value returned from THD::thread_id()
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@param session Session
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*/
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extern "C"
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my_thread_id srv_session_info_get_session_id(Srv_session *session)
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{
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return VALID_SESSION(session)? session->get_session_id() : 0;
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}
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/**
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Returns the client port of a session.
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@note The client port in SHOW PROCESSLIST, INFORMATION_SCHEMA.PROCESSLIST.
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This port is NOT shown in PERFORMANCE_SCHEMA.THREADS.
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@param session Session
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*/
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extern "C"
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uint16_t srv_session_info_get_client_port(Srv_session *session)
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{
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return VALID_SESSION(session)? session->get_client_port() : 0;
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}
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/**
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Sets the client port of a session.
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@note The client port in SHOW PROCESSLIST, INFORMATION_SCHEMA.PROCESSLIST.
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This port is NOT shown in PERFORMANCE_SCHEMA.THREADS.
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@param session Session
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@param port Port number
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@return
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0 success
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1 failure
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*/
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extern "C"
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int srv_session_info_set_client_port(Srv_session *session, uint16_t port)
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{
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return VALID_SESSION(session)? session->set_client_port(port),0 : 1;
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}
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/**
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Returns the current database of a session.
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@param session Session
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*/
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extern "C"
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LEX_CSTRING srv_session_info_get_current_db(Srv_session *session)
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{
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static LEX_CSTRING empty= { NULL, 0 };
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return VALID_SESSION(session)? session->get_current_database() : empty;
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}
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/**
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Sets the connection type of a session.
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@see enum_vio_type
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@note If NO_VIO_TYPE passed as type the call will fail.
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@return
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0 success
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1 failure
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*/
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extern "C"
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int srv_session_info_set_connection_type(Srv_session *session,
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enum_vio_type type)
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{
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return VALID_SESSION(session)? session->set_connection_type(type) : 1;
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}
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/**
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Returns whether the session was killed
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@param session Session
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@return
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0 not killed
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1 killed
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*/
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extern "C"
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int srv_session_info_killed(Srv_session *session)
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{
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return (!VALID_SESSION(session) || session->get_thd()->killed)? 1:0;
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}
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/**
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Returns the number opened sessions in thread initialized by srv_session
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service.
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*/
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unsigned int srv_session_info_session_count()
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{
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return Srv_session::session_count();
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}
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/**
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Returns the number opened sessions in thread initialized by srv_session
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service.
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@param plugin Pointer to the plugin structure, passed to the plugin over
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the plugin init function.
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*/
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unsigned int srv_session_info_thread_count(const void *plugin)
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{
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return Srv_session::thread_count(plugin);
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}
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