mirror of
https://github.com/MariaDB/server.git
synced 2025-08-08 11:22:35 +03:00
Temporary commit of merge of MariaDB 10.0-base and MySQL 5.6
This commit is contained in:
Michael Widenius
382
storage/perfschema/table_setup_objects.cc
Normal file
382
storage/perfschema/table_setup_objects.cc
Normal file
@@ -0,0 +1,382 @@
|
||||
/* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
|
||||
|
||||
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,
|
||||
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
|
||||
|
||||
/**
|
||||
@file storage/perfschema/table_setup_objects.cc
|
||||
Table SETUP_OBJECTS (implementation).
|
||||
*/
|
||||
|
||||
#include "my_global.h"
|
||||
#include "my_pthread.h"
|
||||
#include "pfs_instr.h"
|
||||
#include "pfs_column_types.h"
|
||||
#include "pfs_column_values.h"
|
||||
#include "pfs_setup_object.h"
|
||||
#include "table_setup_objects.h"
|
||||
#include "table_helper.h"
|
||||
#include "pfs_global.h"
|
||||
|
||||
THR_LOCK table_setup_objects::m_table_lock;
|
||||
|
||||
static const TABLE_FIELD_TYPE field_types[]=
|
||||
{
|
||||
{
|
||||
{ C_STRING_WITH_LEN("OBJECT_TYPE") },
|
||||
{ C_STRING_WITH_LEN("enum(\'TABLE\')") },
|
||||
{ NULL, 0}
|
||||
},
|
||||
{
|
||||
{ C_STRING_WITH_LEN("OBJECT_SCHEMA") },
|
||||
{ C_STRING_WITH_LEN("varchar(64)") },
|
||||
{ NULL, 0}
|
||||
},
|
||||
{
|
||||
{ C_STRING_WITH_LEN("OBJECT_NAME") },
|
||||
{ C_STRING_WITH_LEN("varchar(64)") },
|
||||
{ NULL, 0}
|
||||
},
|
||||
{
|
||||
{ C_STRING_WITH_LEN("ENABLED") },
|
||||
{ C_STRING_WITH_LEN("enum(\'YES\',\'NO\')") },
|
||||
{ NULL, 0}
|
||||
},
|
||||
{
|
||||
{ C_STRING_WITH_LEN("TIMED") },
|
||||
{ C_STRING_WITH_LEN("enum(\'YES\',\'NO\')") },
|
||||
{ NULL, 0}
|
||||
}
|
||||
};
|
||||
|
||||
TABLE_FIELD_DEF
|
||||
table_setup_objects::m_field_def=
|
||||
{ 5, field_types };
|
||||
|
||||
PFS_engine_table_share
|
||||
table_setup_objects::m_share=
|
||||
{
|
||||
{ C_STRING_WITH_LEN("setup_objects") },
|
||||
&pfs_editable_acl,
|
||||
table_setup_objects::create,
|
||||
table_setup_objects::write_row,
|
||||
table_setup_objects::delete_all_rows,
|
||||
table_setup_objects::get_row_count,
|
||||
1000, /* records */
|
||||
sizeof(PFS_simple_index),
|
||||
&m_table_lock,
|
||||
&m_field_def,
|
||||
false /* checked */
|
||||
};
|
||||
|
||||
int update_derived_flags()
|
||||
{
|
||||
PFS_thread *thread= PFS_thread::get_current_thread();
|
||||
if (unlikely(thread == NULL))
|
||||
return HA_ERR_OUT_OF_MEM;
|
||||
|
||||
update_table_share_derived_flags(thread);
|
||||
update_table_derived_flags();
|
||||
return 0;
|
||||
}
|
||||
|
||||
PFS_engine_table* table_setup_objects::create(void)
|
||||
{
|
||||
return new table_setup_objects();
|
||||
}
|
||||
|
||||
int table_setup_objects::write_row(TABLE *table, unsigned char *buf,
|
||||
Field **fields)
|
||||
{
|
||||
int result;
|
||||
Field *f;
|
||||
enum_object_type object_type= OBJECT_TYPE_TABLE;
|
||||
String object_schema_data("%", 1, &my_charset_utf8_bin);
|
||||
String object_name_data("%", 1, &my_charset_utf8_bin);
|
||||
String *object_schema= &object_schema_data;
|
||||
String *object_name= &object_name_data;
|
||||
enum_yes_no enabled_value= ENUM_YES;
|
||||
enum_yes_no timed_value= ENUM_YES;
|
||||
bool enabled= true;
|
||||
bool timed= true;
|
||||
|
||||
for (; (f= *fields) ; fields++)
|
||||
{
|
||||
if (bitmap_is_set(table->write_set, f->field_index))
|
||||
{
|
||||
switch(f->field_index)
|
||||
{
|
||||
case 0: /* OBJECT_TYPE */
|
||||
object_type= (enum_object_type) get_field_enum(f);
|
||||
break;
|
||||
case 1: /* OBJECT_SCHEMA */
|
||||
object_schema= get_field_varchar_utf8(f, &object_schema_data);
|
||||
break;
|
||||
case 2: /* OBJECT_NAME */
|
||||
object_name= get_field_varchar_utf8(f, &object_name_data);
|
||||
break;
|
||||
case 3: /* ENABLED */
|
||||
enabled_value= (enum_yes_no) get_field_enum(f);
|
||||
break;
|
||||
case 4: /* TIMED */
|
||||
timed_value= (enum_yes_no) get_field_enum(f);
|
||||
break;
|
||||
default:
|
||||
DBUG_ASSERT(false);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Reject illegal enum values in OBJECT_TYPE */
|
||||
if (object_type != OBJECT_TYPE_TABLE)
|
||||
return HA_ERR_NO_REFERENCED_ROW;
|
||||
|
||||
/* Reject illegal enum values in ENABLED */
|
||||
if ((enabled_value != ENUM_YES) && (enabled_value != ENUM_NO))
|
||||
return HA_ERR_NO_REFERENCED_ROW;
|
||||
|
||||
/* Reject illegal enum values in TIMED */
|
||||
if ((timed_value != ENUM_YES) && (timed_value != ENUM_NO))
|
||||
return HA_ERR_NO_REFERENCED_ROW;
|
||||
|
||||
enabled= (enabled_value == ENUM_YES) ? true : false;
|
||||
timed= (timed_value == ENUM_YES) ? true : false;
|
||||
|
||||
result= insert_setup_object(object_type, object_schema, object_name,
|
||||
enabled, timed);
|
||||
if (result == 0)
|
||||
result= update_derived_flags();
|
||||
return result;
|
||||
}
|
||||
|
||||
int table_setup_objects::delete_all_rows(void)
|
||||
{
|
||||
int result= reset_setup_object();
|
||||
if (result == 0)
|
||||
result= update_derived_flags();
|
||||
return result;
|
||||
}
|
||||
|
||||
ha_rows table_setup_objects::get_row_count(void)
|
||||
{
|
||||
return setup_object_count();
|
||||
}
|
||||
|
||||
table_setup_objects::table_setup_objects()
|
||||
: PFS_engine_table(&m_share, &m_pos),
|
||||
m_row_exists(false), m_pos(0), m_next_pos(0)
|
||||
{}
|
||||
|
||||
void table_setup_objects::reset_position(void)
|
||||
{
|
||||
m_pos.m_index= 0;
|
||||
m_next_pos.m_index= 0;
|
||||
}
|
||||
|
||||
int table_setup_objects::rnd_next(void)
|
||||
{
|
||||
PFS_setup_object *pfs;
|
||||
|
||||
for (m_pos.set_at(&m_next_pos);
|
||||
m_pos.m_index < setup_object_max;
|
||||
m_pos.next())
|
||||
{
|
||||
pfs= &setup_object_array[m_pos.m_index];
|
||||
if (pfs->m_lock.is_populated())
|
||||
{
|
||||
make_row(pfs);
|
||||
m_next_pos.set_after(&m_pos);
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
return HA_ERR_END_OF_FILE;
|
||||
}
|
||||
|
||||
int table_setup_objects::rnd_pos(const void *pos)
|
||||
{
|
||||
PFS_setup_object *pfs;
|
||||
|
||||
set_position(pos);
|
||||
|
||||
DBUG_ASSERT(m_pos.m_index < setup_object_max);
|
||||
pfs= &setup_object_array[m_pos.m_index];
|
||||
if (pfs->m_lock.is_populated())
|
||||
{
|
||||
make_row(pfs);
|
||||
return 0;
|
||||
}
|
||||
|
||||
return HA_ERR_RECORD_DELETED;
|
||||
}
|
||||
|
||||
void table_setup_objects::make_row(PFS_setup_object *pfs)
|
||||
{
|
||||
pfs_lock lock;
|
||||
|
||||
m_row_exists= false;
|
||||
|
||||
pfs->m_lock.begin_optimistic_lock(&lock);
|
||||
|
||||
m_row.m_object_type= pfs->get_object_type();
|
||||
memcpy(m_row.m_schema_name, pfs->m_schema_name, pfs->m_schema_name_length);
|
||||
m_row.m_schema_name_length= pfs->m_schema_name_length;
|
||||
memcpy(m_row.m_object_name, pfs->m_object_name, pfs->m_object_name_length);
|
||||
m_row.m_object_name_length= pfs->m_object_name_length;
|
||||
m_row.m_enabled_ptr= &pfs->m_enabled;
|
||||
m_row.m_timed_ptr= &pfs->m_timed;
|
||||
|
||||
if (pfs->m_lock.end_optimistic_lock(&lock))
|
||||
m_row_exists= true;
|
||||
}
|
||||
|
||||
int table_setup_objects::read_row_values(TABLE *table,
|
||||
unsigned char *buf,
|
||||
Field **fields,
|
||||
bool read_all)
|
||||
{
|
||||
Field *f;
|
||||
|
||||
if (unlikely(! m_row_exists))
|
||||
return HA_ERR_RECORD_DELETED;
|
||||
|
||||
/* Set the null bits */
|
||||
DBUG_ASSERT(table->s->null_bytes == 1);
|
||||
buf[0]= 0;
|
||||
|
||||
for (; (f= *fields) ; fields++)
|
||||
{
|
||||
if (read_all || bitmap_is_set(table->read_set, f->field_index))
|
||||
{
|
||||
switch(f->field_index)
|
||||
{
|
||||
case 0: /* OBJECT_TYPE */
|
||||
set_field_enum(f, m_row.m_object_type);
|
||||
break;
|
||||
case 1: /* OBJECT_SCHEMA */
|
||||
if (m_row.m_schema_name_length)
|
||||
set_field_varchar_utf8(f, m_row.m_schema_name,
|
||||
m_row.m_schema_name_length);
|
||||
else
|
||||
f->set_null();
|
||||
break;
|
||||
case 2: /* OBJECT_NAME */
|
||||
if (m_row.m_object_name_length)
|
||||
set_field_varchar_utf8(f, m_row.m_object_name,
|
||||
m_row.m_object_name_length);
|
||||
else
|
||||
f->set_null();
|
||||
break;
|
||||
case 3: /* ENABLED */
|
||||
set_field_enum(f, (*m_row.m_enabled_ptr) ? ENUM_YES : ENUM_NO);
|
||||
break;
|
||||
case 4: /* TIMED */
|
||||
set_field_enum(f, (*m_row.m_timed_ptr) ? ENUM_YES : ENUM_NO);
|
||||
break;
|
||||
default:
|
||||
DBUG_ASSERT(false);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int table_setup_objects::update_row_values(TABLE *table,
|
||||
const unsigned char *,
|
||||
unsigned char *,
|
||||
Field **fields)
|
||||
{
|
||||
int result;
|
||||
Field *f;
|
||||
enum_yes_no value;
|
||||
|
||||
for (; (f= *fields) ; fields++)
|
||||
{
|
||||
if (bitmap_is_set(table->write_set, f->field_index))
|
||||
{
|
||||
switch(f->field_index)
|
||||
{
|
||||
case 0: /* OBJECT_TYPE */
|
||||
case 1: /* OBJECT_SCHEMA */
|
||||
case 2: /* OBJECT_NAME */
|
||||
return HA_ERR_WRONG_COMMAND;
|
||||
case 3: /* ENABLED */
|
||||
value= (enum_yes_no) get_field_enum(f);
|
||||
/* Reject illegal enum values in ENABLED */
|
||||
if ((value != ENUM_YES) && (value != ENUM_NO))
|
||||
return HA_ERR_NO_REFERENCED_ROW;
|
||||
*m_row.m_enabled_ptr= (value == ENUM_YES) ? true : false;
|
||||
break;
|
||||
case 4: /* TIMED */
|
||||
value= (enum_yes_no) get_field_enum(f);
|
||||
/* Reject illegal enum values in TIMED */
|
||||
if ((value != ENUM_YES) && (value != ENUM_NO))
|
||||
return HA_ERR_NO_REFERENCED_ROW;
|
||||
*m_row.m_timed_ptr= (value == ENUM_YES) ? true : false;
|
||||
break;
|
||||
default:
|
||||
DBUG_ASSERT(false);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
result= update_derived_flags();
|
||||
return result;
|
||||
}
|
||||
|
||||
int table_setup_objects::delete_row_values(TABLE *table,
|
||||
const unsigned char *buf,
|
||||
Field **fields)
|
||||
{
|
||||
int result;
|
||||
Field *f;
|
||||
enum_object_type object_type= OBJECT_TYPE_TABLE;
|
||||
String object_schema_data("", 0, &my_charset_utf8_bin);
|
||||
String object_name_data("", 0, &my_charset_utf8_bin);
|
||||
String *object_schema= NULL;
|
||||
String *object_name= NULL;
|
||||
|
||||
for (; (f= *fields) ; fields++)
|
||||
{
|
||||
if (bitmap_is_set(table->read_set, f->field_index))
|
||||
{
|
||||
switch(f->field_index)
|
||||
{
|
||||
case 0: /* OBJECT_TYPE */
|
||||
object_type= (enum_object_type) get_field_enum(f);
|
||||
break;
|
||||
case 1: /* OBJECT_SCHEMA */
|
||||
object_schema= get_field_varchar_utf8(f, &object_schema_data);
|
||||
break;
|
||||
case 2: /* OBJECT_NAME */
|
||||
object_name= get_field_varchar_utf8(f, &object_name_data);
|
||||
break;
|
||||
case 3: /* ENABLED */
|
||||
case 4: /* TIMED */
|
||||
break;
|
||||
default:
|
||||
DBUG_ASSERT(false);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
DBUG_ASSERT(object_schema != NULL);
|
||||
DBUG_ASSERT(object_name != NULL);
|
||||
|
||||
result= delete_setup_object(object_type, object_schema, object_name);
|
||||
if (result == 0)
|
||||
result= update_derived_flags();
|
||||
return result;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user