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Commit babb000a authored by Marko Mäkelä's avatar Marko Mäkelä
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Merge 10.2 into 10.3

parents 4b88d5ee 4a92165f
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Showing with 264 additions and 502 deletions
extra/mariabackup/fil_cur.cc
View file @ babb000a
......@@ -109,7 +109,6 @@ xb_fil_node_close_file(
ut_a(fil_system.n_open > 0);
fil_system.n_open--;
fil_n_file_opened--;
if (node->space->purpose == FIL_TYPE_TABLESPACE &&
fil_is_user_tablespace_id(node->space->id)) {
......@@ -159,8 +158,11 @@ xb_fil_cur_open(
/* In the backup mode we should already have a tablespace handle created
by fil_ibd_load() unless it is a system
tablespace. Otherwise we open the file here. */
if (cursor->is_system() || srv_operation == SRV_OPERATION_RESTORE_DELTA
|| xb_close_files) {
if (!node->is_open()) {
ut_ad(cursor->is_system()
|| srv_operation == SRV_OPERATION_RESTORE_DELTA
|| xb_close_files);
node->handle = os_file_create_simple_no_error_handling(
0, node->name,
OS_FILE_OPEN,
......@@ -178,7 +180,6 @@ xb_fil_cur_open(
mutex_enter(&fil_system.mutex);
fil_system.n_open++;
fil_n_file_opened++;
if (node->space->purpose == FIL_TYPE_TABLESPACE &&
fil_is_user_tablespace_id(node->space->id)) {
......
extra/mariabackup/xtrabackup.cc
View file @ babb000a
......@@ -3094,11 +3094,8 @@ xb_load_single_table_tablespace(
ut_a(space != NULL);
if (!fil_node_create(file->filepath(), ulint(n_pages), space,
false, false)) {
ut_error;
}
space->add(file->filepath(), OS_FILE_CLOSED, ulint(n_pages),
false, false);
/* by opening the tablespace we forcing node and space objects
in the cache to be populated with fields from space header */
space->open();
......@@ -3775,22 +3772,17 @@ xb_filters_free()
}
/*********************************************************************//**
Creates or opens the log files and closes them.
@return DB_SUCCESS or error code */
Create log file metadata. */
static
ulint
void
open_or_create_log_file(
/*====================*/
fil_space_t* space,
ibool* log_file_created, /*!< out: TRUE if new log file
created */
ulint i) /*!< in: log file number in group */
{
char name[10000];
ulint dirnamelen;
*log_file_created = FALSE;
os_normalize_path(srv_log_group_home_dir);
dirnamelen = strlen(srv_log_group_home_dir);
......@@ -3802,14 +3794,13 @@ open_or_create_log_file(
name[dirnamelen++] = OS_PATH_SEPARATOR;
}
sprintf(name + dirnamelen, "%s%lu", "ib_logfile", (ulong) i);
sprintf(name + dirnamelen, "%s%zu", "ib_logfile", i);
ut_a(fil_validate());
ut_a(fil_node_create(name, ulint(srv_log_file_size >> srv_page_size_shift),
space, false, false));
return(DB_SUCCESS);
space->add(name, OS_FILE_CLOSED,
ulint(srv_log_file_size >> srv_page_size_shift),
false, false);
}
/***********************************************************************
......@@ -4069,13 +4060,6 @@ xtrabackup_backup_func()
xb_filters_init();
{
ibool log_file_created;
ibool log_created = FALSE;
ibool log_opened = FALSE;
ulint err;
ulint i;
xb_fil_io_init();
srv_n_file_io_threads = srv_n_read_io_threads;
......@@ -4088,36 +4072,8 @@ xtrabackup_backup_func()
"innodb_redo_log", SRV_LOG_SPACE_FIRST_ID, 0,
FIL_TYPE_LOG, NULL);
for (i = 0; i < srv_n_log_files; i++) {
err = open_or_create_log_file(space, &log_file_created, i);
if (err != DB_SUCCESS) {
goto fail;
}
if (log_file_created) {
log_created = TRUE;
} else {
log_opened = TRUE;
}
if ((log_opened && log_created)) {
msg(
"mariabackup: Error: all log files must be created at the same time.\n"
"mariabackup: All log files must be created also in database creation.\n"
"mariabackup: If you want bigger or smaller log files, shut down the\n"
"mariabackup: database and make sure there were no errors in shutdown.\n"
"mariabackup: Then delete the existing log files. Edit the .cnf file\n"
"mariabackup: and start the database again.\n");
goto fail;
}
}
/* log_file_created must not be TRUE, if online */
if (log_file_created) {
msg("mariabackup: Something wrong with source files...\n");
goto fail;
}
for (ulint i = 0; i < srv_n_log_files; i++) {
open_or_create_log_file(space, i);
}
/* create extra LSN dir if it does not exist. */
......
storage/innobase/fil/fil0fil.cc
View file @ babb000a
......@@ -166,9 +166,6 @@ ulint fil_n_pending_log_flushes = 0;
/** Number of pending tablespace flushes */
ulint fil_n_pending_tablespace_flushes = 0;
/** Number of files currently open */
ulint fil_n_file_opened = 0;
/** The null file address */
const fil_addr_t fil_addr_null = {FIL_NULL, 0};
......@@ -437,36 +434,25 @@ fil_space_is_flushed(
/** Append a file to the chain of files of a space.
@param[in] name file name of a file that is not open
@param[in] size file size in entire database blocks
@param[in,out] space tablespace from fil_space_create()
@param[in] is_raw whether this is a raw device or partition
@param[in] atomic_write true if the file could use atomic write
@param[in] handle file handle, or OS_FILE_CLOSED
@param[in] size file size in entire database pages
@param[in] is_raw whether this is a raw device
@param[in] atomic_write true if atomic write could be enabled
@param[in] max_pages maximum number of pages in file,
ULINT_MAX means the file size is unlimited.
@return pointer to the file name
@retval NULL if error */
static
fil_node_t*
fil_node_create_low(
const char* name,
ulint size,
fil_space_t* space,
bool is_raw,
bool atomic_write,
ulint max_pages = ULINT_MAX)
or ULINT_MAX for unlimited
@return file object */
fil_node_t* fil_space_t::add(const char* name, pfs_os_file_t handle,
ulint size, bool is_raw, bool atomic_write,
ulint max_pages)
{
fil_node_t* node;
ut_ad(name != NULL);
ut_ad(fil_system.is_initialised());
if (space == NULL) {
return(NULL);
}
node = reinterpret_cast<fil_node_t*>(ut_zalloc_nokey(sizeof(*node)));
node->handle = OS_FILE_CLOSED;
node->handle = handle;
node->name = mem_strdup(name);
......@@ -483,55 +469,115 @@ fil_node_create_low(
node->init_size = size;
node->max_size = max_pages;
mutex_enter(&fil_system.mutex);
space->size += size;
node->space = space;
node->space = this;
node->atomic_write = atomic_write;
UT_LIST_ADD_LAST(space->chain, node);
mutex_enter(&fil_system.mutex);
this->size += size;
UT_LIST_ADD_LAST(chain, node);
if (node->is_open()) {
fil_system.n_open++;
}
mutex_exit(&fil_system.mutex);
return(node);
return node;
}
/** Appends a new file to the chain of files of a space. File must be closed.
@param[in] name file name (file must be closed)
@param[in] size file size in database blocks, rounded downwards to
an integer
@param[in,out] space space where to append
@param[in] is_raw true if a raw device or a raw disk partition
@param[in] atomic_write true if the file could use atomic write
@param[in] max_pages maximum number of pages in file,
ULINT_MAX means the file size is unlimited.
@return pointer to the file name
@retval NULL if error */
char*
fil_node_create(
const char* name,
ulint size,
fil_space_t* space,
bool is_raw,
bool atomic_write,
ulint max_pages)
/** Read the first page of a data file.
@param[in] first whether this is the very first read
@return whether the page was found valid */
bool fil_node_t::read_page0(bool first)
{
fil_node_t* node;
ut_ad(mutex_own(&fil_system.mutex));
ut_a(space->purpose != FIL_TYPE_LOG);
const page_size_t page_size(space->flags);
const ulint psize = page_size.physical();
os_offset_t size_bytes = os_file_get_size(handle);
ut_a(size_bytes != (os_offset_t) -1);
const ulint min_size = FIL_IBD_FILE_INITIAL_SIZE * psize;
node = fil_node_create_low(
name, size, space, is_raw, atomic_write, max_pages);
if (size_bytes < min_size) {
ib::error() << "The size of the file " << name
<< " is only " << size_bytes
<< " bytes, should be at least " << min_size;
return false;
}
return(node == NULL ? NULL : node->name);
byte* buf2 = static_cast<byte*>(ut_malloc_nokey(2 * psize));
/* Align the memory for file i/o if we might have O_DIRECT set */
byte* page = static_cast<byte*>(ut_align(buf2, psize));
IORequest request(IORequest::READ);
if (!os_file_read(request, handle, page, 0, psize)) {
ib::error() << "Unable to read first page of file " << name;
ut_free(buf2);
return false;
}
srv_stats.page0_read.add(1);
const ulint space_id = fsp_header_get_space_id(page);
ulint flags = fsp_header_get_flags(page);
const ulint size = fsp_header_get_field(page, FSP_SIZE);
const ulint free_limit = fsp_header_get_field(page, FSP_FREE_LIMIT);
const ulint free_len = flst_get_len(FSP_HEADER_OFFSET + FSP_FREE
+ page);
/* Try to read crypt_data from page 0 if it is not yet read. */
if (!space->crypt_data) {
space->crypt_data = fil_space_read_crypt_data(page_size, page);
}
ut_free(buf2);
if (!fsp_flags_is_valid(flags, space->id)) {
ulint cflags = fsp_flags_convert_from_101(flags);
if (cflags == ULINT_UNDEFINED
|| (cflags ^ space->flags) & ~FSP_FLAGS_MEM_MASK) {
ib::error()
<< "Expected tablespace flags "
<< ib::hex(space->flags)
<< " but found " << ib::hex(flags)
<< " in the file " << name;
return false;
}
flags = cflags;
}
if (UNIV_UNLIKELY(space_id != space->id)) {
ib::error() << "Expected tablespace id " << space->id
<< " but found " << space_id
<< " in the file " << name;
return false;
}
ut_ad(space->free_limit == 0 || space->free_limit == free_limit);
ut_ad(space->free_len == 0 || space->free_len == free_len);
space->size_in_header = size;
space->free_limit = free_limit;
space->free_len = free_len;
if (first) {
/* Truncate the size to a multiple of extent size. */
ulint mask = psize * FSP_EXTENT_SIZE - 1;
if (size_bytes <= mask) {
/* .ibd files start smaller than an
extent size. Do not truncate valid data. */
} else {
size_bytes &= ~os_offset_t(mask);
}
this->size = ulint(size_bytes / psize);
space->size += this->size;
}
return true;
}
/** Open a file node of a tablespace.
@param[in,out] node File node
@return false if the file can't be opened, otherwise true */
static
bool
fil_node_open_file(
fil_node_t* node)
static bool fil_node_open_file(fil_node_t* node)
{
bool success;
bool read_only_mode;
......@@ -559,9 +605,12 @@ fil_node_open_file(
from a file opened for async I/O! */
retry:
node->handle = os_file_create_simple_no_error_handling(
innodb_data_file_key, node->name, OS_FILE_OPEN,
OS_FILE_READ_ONLY, read_only_mode, &success);
node->handle = os_file_create(
innodb_data_file_key, node->name,
node->is_raw_disk
? OS_FILE_OPEN_RAW | OS_FILE_ON_ERROR_NO_EXIT
: OS_FILE_OPEN | OS_FILE_ON_ERROR_NO_EXIT,
OS_FILE_AIO, OS_DATA_FILE, read_only_mode, &success);
if (!success) {
/* The following call prints an error message */
......@@ -577,156 +626,52 @@ fil_node_open_file(
return(false);
}
os_offset_t size_bytes = os_file_get_size(node->handle);
ut_a(size_bytes != (os_offset_t) -1);
ut_a(space->purpose != FIL_TYPE_LOG);
const page_size_t page_size(space->flags);
const ulint psize = page_size.physical();
const ulint min_size = FIL_IBD_FILE_INITIAL_SIZE
* psize;
if (size_bytes < min_size) {
ib::error() << "The size of the file " << node->name
<< " is only " << size_bytes
<< " bytes, should be at least " << min_size;
if (!node->read_page0(first_time_open)) {
os_file_close(node->handle);
node->handle = OS_FILE_CLOSED;
return(false);
}
/* Read the first page of the tablespace */
byte* buf2 = static_cast<byte*>(ut_malloc_nokey(2 * psize));
/* Align the memory for file i/o if we might have O_DIRECT
set */
byte* page = static_cast<byte*>(ut_align(buf2, psize));
IORequest request(IORequest::READ);
success = os_file_read(
request,
node->handle, page, 0, psize);
srv_stats.page0_read.add(1);
const ulint space_id
= fsp_header_get_space_id(page);
ulint flags = fsp_header_get_flags(page);
const ulint size = fsp_header_get_field(
page, FSP_SIZE);
const ulint free_limit = fsp_header_get_field(
page, FSP_FREE_LIMIT);
const ulint free_len = flst_get_len(
FSP_HEADER_OFFSET + FSP_FREE + page);
/* Try to read crypt_data from page 0 if it is not yet
read. */
if (!space->crypt_data) {
space->crypt_data = fil_space_read_crypt_data(
page_size_t(space->flags), page);
}
ut_free(buf2);
os_file_close(node->handle);
node->handle = OS_FILE_CLOSED;
if (!fsp_flags_is_valid(flags, space->id)) {
ulint cflags = fsp_flags_convert_from_101(flags);
if (cflags == ULINT_UNDEFINED
|| (cflags ^ space->flags) & ~FSP_FLAGS_MEM_MASK) {
ib::error()
<< "Expected tablespace flags "
<< ib::hex(space->flags)
<< " but found " << ib::hex(flags)
<< " in the file " << node->name;
return(false);
}
flags = cflags;
}
if (UNIV_UNLIKELY(space_id != space->id)) {
ib::error()
<< "Expected tablespace id " << space->id
<< " but found " << space_id
<< " in the file" << node->name;
return(false);
}
ut_ad(space->free_limit == 0
|| space->free_limit == free_limit);
ut_ad(space->free_len == 0
|| space->free_len == free_len);
space->size_in_header = size;
space->free_limit = free_limit;
space->free_len = free_len;
if (first_time_open) {
/* Truncate the size to a multiple of extent size. */
ulint mask = psize * FSP_EXTENT_SIZE - 1;
if (size_bytes <= mask) {
/* .ibd files start smaller than an
extent size. Do not truncate valid data. */
} else {
size_bytes &= ~os_offset_t(mask);
}
node->size = ulint(size_bytes / psize);
space->size += node->size;
return false;
}
}
/* printf("Opening file %s\n", node->name); */
/* Open the file for reading and writing, in Windows normally in the
unbuffered async I/O mode, though global variables may make
os_file_create() to fall back to the normal file I/O mode. */
if (space->purpose == FIL_TYPE_LOG) {
} else if (space->purpose == FIL_TYPE_LOG) {
node->handle = os_file_create(
innodb_log_file_key, node->name, OS_FILE_OPEN,
OS_FILE_AIO, OS_LOG_FILE, read_only_mode, &success);
} else if (node->is_raw_disk) {
node->handle = os_file_create(
innodb_data_file_key, node->name, OS_FILE_OPEN_RAW,
OS_FILE_AIO, OS_DATA_FILE, read_only_mode, &success);
} else {
node->handle = os_file_create(
innodb_data_file_key, node->name, OS_FILE_OPEN,
innodb_data_file_key, node->name,
node->is_raw_disk
? OS_FILE_OPEN_RAW | OS_FILE_ON_ERROR_NO_EXIT
: OS_FILE_OPEN | OS_FILE_ON_ERROR_NO_EXIT,
OS_FILE_AIO, OS_DATA_FILE, read_only_mode, &success);
}
if (first_time_open) {
/*
For the temporary tablespace and during the
non-redo-logged adjustments in
IMPORT TABLESPACE, we do not care about
the atomicity of writes.
Atomic writes is supported if the file can be used
with atomic_writes (not log file), O_DIRECT is
used (tested in ha_innodb.cc) and the file is
device and file system that supports atomic writes
for the given block size
*/
space->atomic_write_supported
= space->purpose == FIL_TYPE_TEMPORARY
|| space->purpose == FIL_TYPE_IMPORT
|| (node->atomic_write
&& srv_use_atomic_writes
&& my_test_if_atomic_write(
node->handle,
int(page_size_t(space->flags)
.physical())));
}
}
if (space->purpose != FIL_TYPE_LOG) {
/*
For the temporary tablespace and during the
non-redo-logged adjustments in
IMPORT TABLESPACE, we do not care about
the atomicity of writes.
Atomic writes is supported if the file can be used
with atomic_writes (not log file), O_DIRECT is
used (tested in ha_innodb.cc) and the file is
device and file system that supports atomic writes
for the given block size
*/
space->atomic_write_supported
= space->purpose == FIL_TYPE_TEMPORARY
|| space->purpose == FIL_TYPE_IMPORT
|| (node->atomic_write
&& srv_use_atomic_writes
&& my_test_if_atomic_write(
node->handle,
int(page_size_t(space->flags)
.physical())));
}
ut_a(success);
ut_a(node->is_open());
fil_system.n_open++;
fil_n_file_opened++;
if (fil_space_belongs_in_lru(space)) {
......@@ -761,7 +706,6 @@ void fil_node_t::close()
ut_ad(!is_open());
ut_a(fil_system.n_open > 0);
fil_system.n_open--;
fil_n_file_opened--;
if (fil_space_belongs_in_lru(space)) {
ut_a(UT_LIST_GET_LEN(fil_system.LRU) > 0);
......@@ -1396,7 +1340,7 @@ Error messages are issued to the server log.
@param[in] purpose tablespace purpose
@param[in,out] crypt_data encryption information
@param[in] mode encryption mode
@return pointer to created tablespace, to be filled in with fil_node_create()
@return pointer to created tablespace, to be filled in with fil_space_t::add()
@retval NULL on failure (such as when the same tablespace exists) */
fil_space_t*
fil_space_create(
......@@ -1472,7 +1416,7 @@ fil_space_create(
if (space->purpose == FIL_TYPE_TEMPORARY) {
/* SysTablespace::open_or_create() would pass
size!=0 to fil_node_create(), so first_time_open
size!=0 to fil_space_t::add(), so first_time_open
would not hold in fil_node_open_file(), and we
must assign this manually. We do not care about
the durability or atomicity of writes to the
......@@ -3225,17 +3169,17 @@ fil_ibd_create(
free(crypt_data);
*err = DB_ERROR;
} else {
fil_node_t* node = fil_node_create_low(path, size, space,
false, true);
fil_node_t* file = space->add(path, OS_FILE_CLOSED, size,
false, true);
mtr_t mtr;
mtr.start();
fil_op_write_log(
MLOG_FILE_CREATE2, space_id, 0, node->name,
MLOG_FILE_CREATE2, space_id, 0, file->name,
NULL, space->flags & ~FSP_FLAGS_MEM_MASK, &mtr);
fil_name_write(space, 0, node, &mtr);
fil_name_write(space, 0, file, &mtr);
mtr.commit();
node->block_size = block_size;
file->block_size = block_size;
space->punch_hole = punch_hole;
*err = DB_SUCCESS;
......@@ -3603,17 +3547,17 @@ fil_ibd_open(
fil_space_t* space = fil_space_create(
tablename.m_name, id, flags, purpose, crypt_data);
if (!space) {
goto error;
}
/* We do not measure the size of the file, that is why
we pass the 0 below */
if (fil_node_create_low(
df_remote.is_open() ? df_remote.filepath() :
df_dict.is_open() ? df_dict.filepath() :
df_default.filepath(), 0, space, false,
true) == NULL) {
goto error;
}
space->add(
df_remote.is_open() ? df_remote.filepath() :
df_dict.is_open() ? df_dict.filepath() :
df_default.filepath(), OS_FILE_CLOSED, 0, false, true);
if (validate && purpose != FIL_TYPE_IMPORT && !srv_read_only_mode) {
df_remote.close();
......@@ -3962,9 +3906,7 @@ fil_ibd_load(
the rounding formula for extents and pages is somewhat complex; we
let fil_node_open() do that task. */
if (!fil_node_create_low(file.filepath(), 0, space, false, false)) {
ut_error;
}
space->add(file.filepath(), OS_FILE_CLOSED, 0, false, false);
return(FIL_LOAD_OK);
}
......
storage/innobase/fsp/fsp0space.cc
View file @ babb000a
......@@ -123,18 +123,15 @@ Tablespace::open_or_create(bool is_temp)
is_temp
? FIL_TYPE_TEMPORARY : FIL_TYPE_TABLESPACE,
NULL);
if (!space) {
return DB_ERROR;
}
}
ut_a(fil_validate());
/* Create the tablespace node entry for this data file. */
if (!fil_node_create(
it->m_filepath, it->m_size, space, false,
TRUE)) {
err = DB_ERROR;
break;
}
space->add(it->m_filepath, OS_FILE_CLOSED, it->m_size,
false, true);
}
return(err);
......
storage/innobase/fsp/fsp0sysspace.cc
View file @ babb000a
......@@ -907,12 +907,18 @@ SysTablespace::open_or_create(
space = fil_system.temp_space = fil_space_create(
name(), SRV_TMP_SPACE_ID, flags(),
FIL_TYPE_TEMPORARY, NULL);
if (!space) {
return DB_ERROR;
}
} else {
ut_ad(!fil_system.sys_space);
ut_ad(space_id() == TRX_SYS_SPACE);
space = fil_system.sys_space = fil_space_create(
name(), TRX_SYS_SPACE, flags(),
FIL_TYPE_TABLESPACE, NULL);
if (!space) {
return DB_ERROR;
}
}
ut_a(fil_validate());
......@@ -923,15 +929,8 @@ SysTablespace::open_or_create(
: m_last_file_size_max)
: it->m_size);
/* Add the datafile to the fil_system cache. */
if (!fil_node_create(
it->m_filepath, it->m_size,
space, it->m_type != SRV_NOT_RAW,
TRUE, max_size)) {
err = DB_ERROR;
break;
}
space->add(it->m_filepath, OS_FILE_CLOSED, it->m_size,
it->m_type != SRV_NOT_RAW, true, max_size);
}
return(err);
......
storage/innobase/handler/ha_innodb.cc
View file @ babb000a
......@@ -12360,7 +12360,7 @@ int create_table_info_t::create_table(bool create_fk)
the failed creation. */
m_trx->error_state = DB_SUCCESS;
row_drop_table_for_mysql(m_table_name, m_trx,
SQLCOM_DROP_DB);
SQLCOM_TRUNCATE);
trx_rollback_to_savepoint(m_trx, NULL);
m_trx->error_state = DB_SUCCESS;
......@@ -12592,7 +12592,7 @@ ha_innobase::create(
that could have been renamed before the failed creation. */
trx->error_state = DB_SUCCESS;
row_drop_table_for_mysql(info.table_name(), trx,
SQLCOM_DROP_DB, true);
SQLCOM_TRUNCATE, true);
trx_rollback_for_mysql(trx);
row_mysql_unlock_data_dictionary(trx);
if (own_trx) {
......
storage/innobase/include/fil0fil.h
View file @ babb000a
......@@ -189,6 +189,19 @@ struct fil_space_t {
&& srv_use_doublewrite_buf && buf_dblwr;
}
/** Append a file to the chain of files of a space.
@param[in] name file name of a file that is not open
@param[in] handle file handle, or OS_FILE_CLOSED
@param[in] size file size in entire database pages
@param[in] is_raw whether this is a raw device
@param[in] atomic_write true if atomic write could be enabled
@param[in] max_pages maximum number of pages in file,
or ULINT_MAX for unlimited
@return file object */
fil_node_t* add(const char* name, pfs_os_file_t handle,
ulint size, bool is_raw, bool atomic_write,
ulint max_pages = ULINT_MAX);
/** Try to reserve free extents.
@param[in] n_free_now current number of free extents
@param[in] n_to_reserve number of extents to reserve
......@@ -324,6 +337,11 @@ struct fil_node_t {
return(handle != OS_FILE_CLOSED);
}
/** Read the first page of a data file.
@param[in] first whether this is the very first read
@return whether the page was found valid */
bool read_page0(bool first);
/** Close the file handle. */
void close();
};
......@@ -528,9 +546,6 @@ extern ulint fil_n_pending_log_flushes;
/** Number of pending tablespace flushes */
extern ulint fil_n_pending_tablespace_flushes;
/** Number of files currently open */
extern ulint fil_n_file_opened;
#ifndef UNIV_INNOCHECKSUM
/** Look up a tablespace.
......@@ -645,26 +660,6 @@ fil_space_get_latch(
ulint id,
ulint* flags);
/** Append a file to the chain of files of a space.
@param[in] name file name of a file that is not open
@param[in] size file size in entire database blocks
@param[in,out] space tablespace from fil_space_create()
@param[in] is_raw whether this is a raw device or partition
@param[in] atomic_write true if atomic write could be enabled
@param[in] max_pages maximum number of pages in file,
ULINT_MAX means the file size is unlimited.
@return pointer to the file name
@retval NULL if error */
char*
fil_node_create(
const char* name,
ulint size,
fil_space_t* space,
bool is_raw,
bool atomic_write,
ulint max_pages = ULINT_MAX)
MY_ATTRIBUTE((warn_unused_result));
/** Create a space memory object and put it to the fil_system hash table.
Error messages are issued to the server log.
@param[in] name tablespace name
......@@ -673,7 +668,7 @@ Error messages are issued to the server log.
@param[in] purpose tablespace purpose
@param[in,out] crypt_data encryption information
@param[in] mode encryption mode
@return pointer to created tablespace, to be filled in with fil_node_create()
@return pointer to created tablespace, to be filled in with fil_space_t::add()
@retval NULL on failure (such as when the same tablespace exists) */
fil_space_t*
fil_space_create(
......
storage/innobase/include/mem0mem.h
View file @ babb000a
......@@ -418,104 +418,4 @@ struct mem_block_info_t {
UNIV_MEM_ALIGNMENT)
#include "mem0mem.ic"
/** A C++ wrapper class to the mem_heap_t routines, so that it can be used
as an STL allocator */
template<typename T>
class mem_heap_allocator
{
public:
typedef T value_type;
typedef size_t size_type;
typedef ptrdiff_t difference_type;
typedef T* pointer;
typedef const T* const_pointer;
typedef T& reference;
typedef const T& const_reference;
mem_heap_allocator(mem_heap_t* heap) : m_heap(heap) { }
mem_heap_allocator(const mem_heap_allocator& other)
:
m_heap(other.m_heap)
{
// Do nothing
}
template <typename U>
mem_heap_allocator (const mem_heap_allocator<U>& other)
:
m_heap(other.m_heap)
{
// Do nothing
}
~mem_heap_allocator() { m_heap = 0; }
size_type max_size() const
{
return(ULONG_MAX / sizeof(T));
}
/** This function returns a pointer to the first element of a newly
allocated array large enough to contain n objects of type T; only the
memory is allocated, and the objects are not constructed. Moreover,
an optional pointer argument (that points to an object already
allocated by mem_heap_allocator) can be used as a hint to the
implementation about where the new memory should be allocated in
order to improve locality. */
pointer allocate(size_type n)
{
return(reinterpret_cast<pointer>(
mem_heap_alloc(m_heap, n * sizeof(T))));
}
pointer allocate(size_type n, const_pointer) { return allocate(n); }
void deallocate(pointer, size_type) {}
pointer address (reference r) const { return(&r); }
const_pointer address (const_reference r) const { return(&r); }
void construct(pointer p, const_reference t)
{
new (reinterpret_cast<void*>(p)) T(t);
}
void destroy(pointer p)
{
(reinterpret_cast<T*>(p))->~T();
}
/** Allocators are required to supply the below template class member
which enables the possibility of obtaining a related allocator,
parametrized in terms of a different type. For example, given an
allocator type IntAllocator for objects of type int, a related
allocator type for objects of type long could be obtained using
IntAllocator::rebind<long>::other */
template <typename U>
struct rebind
{
typedef mem_heap_allocator<U> other;
};
private:
mem_heap_t* m_heap;
template <typename U> friend class mem_heap_allocator;
};
template <class T>
bool operator== (const mem_heap_allocator<T>& left,
const mem_heap_allocator<T>& right)
{
return(left.heap == right.heap);
}
template <class T>
bool operator!= (const mem_heap_allocator<T>& left,
const mem_heap_allocator<T>& right)
{
return(left.heap != right.heap);
}
#endif
storage/innobase/include/srv0srv.h
View file @ babb000a
......@@ -993,7 +993,7 @@ struct export_var_t{
ulint innodb_system_rows_inserted; /*!< srv_n_system_rows_inserted */
ulint innodb_system_rows_updated; /*!< srv_n_system_rows_updated */
ulint innodb_system_rows_deleted; /*!< srv_n_system_rows_deleted*/
ulint innodb_num_open_files; /*!< fil_n_file_opened */
ulint innodb_num_open_files; /*!< fil_system_t::n_open */
ulint innodb_truncated_status_writes; /*!< srv_truncated_status_writes */
ulint innodb_available_undo_logs; /*!< srv_available_undo_logs
*/
......
storage/innobase/srv/srv0mon.cc
View file @ babb000a
......@@ -1960,7 +1960,7 @@ srv_mon_process_existing_counter(
break;
case MONITOR_OVLD_N_FILE_OPENED:
value = fil_n_file_opened;
value = fil_system.n_open;
break;
case MONITOR_OVLD_IBUF_MERGE_INSERT:
......
storage/innobase/srv/srv0srv.cc
View file @ babb000a
......@@ -1580,7 +1580,7 @@ srv_export_innodb_status(void)
export_vars.innodb_system_rows_deleted =
srv_stats.n_system_rows_deleted;
export_vars.innodb_num_open_files = fil_n_file_opened;
export_vars.innodb_num_open_files = fil_system.n_open;
export_vars.innodb_truncated_status_writes =
srv_truncated_status_writes;
......
storage/innobase/srv/srv0start.cc
View file @ babb000a
......@@ -464,23 +464,16 @@ create_log_files(
const ulint size = ulint(srv_log_file_size >> srv_page_size_shift);
logfile0 = fil_node_create(
logfilename, size, log_space, false, false);
logfile0 = log_space->add(logfilename, OS_FILE_CLOSED, size,
false, false)->name;
ut_a(logfile0);
for (unsigned i = 1; i < srv_n_log_files; i++) {
sprintf(logfilename + dirnamelen, "ib_logfile%u", i);
if (!fil_node_create(logfilename, size,
log_space, false, false)) {
ib::error()
<< "Cannot create file node for log file "
<< logfilename;
return(DB_ERROR);
}
log_space->add(logfilename, OS_FILE_CLOSED, size,
false, false);
}
log_sys.log.create(srv_n_log_files);
......@@ -628,83 +621,68 @@ srv_undo_tablespace_create(
return(err);
}
/*********************************************************************//**
Open an undo tablespace.
@return DB_SUCCESS or error code */
static
dberr_t
srv_undo_tablespace_open(
/*=====================*/
const char* name, /*!< in: tablespace file name */
ulint space_id) /*!< in: tablespace id */
/** Open an undo tablespace.
@param[in] name tablespace file name
@param[in] space_id tablespace ID
@param[in] create_new_db whether undo tablespaces are being created
@return whether the tablespace was opened */
static bool srv_undo_tablespace_open(const char* name, ulint space_id,
bool create_new_db)
{
pfs_os_file_t fh;
bool ret;
dberr_t err = DB_ERROR;
bool success;
char undo_name[sizeof "innodb_undo000"];
snprintf(undo_name, sizeof(undo_name),
"innodb_undo%03u", static_cast<unsigned>(space_id));
if (!srv_file_check_mode(name)) {
ib::error() << "UNDO tablespaces must be " <<
(srv_read_only_mode ? "writable" : "readable") << "!";
return(DB_ERROR);
}
fh = os_file_create(
innodb_data_file_key, name,
OS_FILE_OPEN_RETRY
| OS_FILE_ON_ERROR_NO_EXIT
| OS_FILE_ON_ERROR_SILENT,
OS_FILE_NORMAL,
OS_DATA_FILE,
srv_read_only_mode,
&ret);
/* If the file open was successful then load the tablespace. */
if (ret) {
os_offset_t size;
fil_space_t* space;
size = os_file_get_size(fh);
ut_a(size != (os_offset_t) -1);
innodb_data_file_key, name, OS_FILE_OPEN
| OS_FILE_ON_ERROR_NO_EXIT | OS_FILE_ON_ERROR_SILENT,
OS_FILE_AIO, OS_DATA_FILE, srv_read_only_mode, &success);
if (!success) {
return false;
}
ret = os_file_close(fh);
ut_a(ret);
os_offset_t size = os_file_get_size(fh);
ut_a(size != os_offset_t(-1));
/* Load the tablespace into InnoDB's internal
data structures. */
/* Load the tablespace into InnoDB's internal data structures. */
/* We set the biggest space id to the undo tablespace
because InnoDB hasn't opened any other tablespace apart
from the system tablespace. */
/* We set the biggest space id to the undo tablespace
because InnoDB hasn't opened any other tablespace apart
from the system tablespace. */
fil_set_max_space_id_if_bigger(space_id);
fil_set_max_space_id_if_bigger(space_id);
space = fil_space_create(
undo_name, space_id, FSP_FLAGS_PAGE_SSIZE(),
FIL_TYPE_TABLESPACE, NULL);
fil_space_t* space = fil_space_create(
undo_name, space_id, FSP_FLAGS_PAGE_SSIZE(),
FIL_TYPE_TABLESPACE, NULL);
ut_a(fil_validate());
ut_a(space);
ut_a(fil_validate());
ut_a(space);
os_offset_t n_pages = size >> srv_page_size_shift;
fil_node_t* file = space->add(name, fh, 0, false, true);
/* On 32-bit platforms, ulint is 32 bits and os_offset_t
is 64 bits. It is OK to cast the n_pages to ulint because
the unit has been scaled to pages and page number is always
32 bits. */
if (fil_node_create(
name, (ulint) n_pages, space, false, TRUE)) {
mutex_enter(&fil_system.mutex);
err = DB_SUCCESS;
if (create_new_db) {
space->size = file->size = ulint(size >> srv_page_size_shift);
space->size_in_header = SRV_UNDO_TABLESPACE_SIZE_IN_PAGES;
} else {
success = file->read_page0(true);
if (!success) {
os_file_close(file->handle);
file->handle = OS_FILE_CLOSED;
ut_a(fil_system.n_open > 0);
fil_system.n_open--;
}
}
return(err);
mutex_exit(&fil_system.mutex);
return success;
}
/** Check if undo tablespaces and redo log files exist before creating a
......@@ -930,12 +908,11 @@ srv_undo_tablespaces_init(bool create_new_db)
ut_a(undo_tablespace_ids[i] != 0);
ut_a(undo_tablespace_ids[i] != ULINT_UNDEFINED);
err = srv_undo_tablespace_open(name, undo_tablespace_ids[i]);
if (err != DB_SUCCESS) {
if (!srv_undo_tablespace_open(name, undo_tablespace_ids[i],
create_new_db)) {
ib::error() << "Unable to open undo tablespace '"
<< name << "'.";
return(err);
return DB_ERROR;
}
prev_space_id = undo_tablespace_ids[i];
......@@ -960,9 +937,8 @@ srv_undo_tablespaces_init(bool create_new_db)
name, sizeof(name),
"%s%cundo%03zu", srv_undo_dir, OS_PATH_SEPARATOR, i);
err = srv_undo_tablespace_open(name, i);
if (err != DB_SUCCESS) {
if (!srv_undo_tablespace_open(name, i, create_new_db)) {
err = DB_ERROR;
break;
}
......@@ -1863,10 +1839,8 @@ dberr_t srv_start(bool create_new_db)
for (unsigned j = 0; j < srv_n_log_files_found; j++) {
sprintf(logfilename + dirnamelen, "ib_logfile%u", j);
if (!fil_node_create(logfilename, size,
log_space, false, false)) {
return(srv_init_abort(DB_ERROR));
}
log_space->add(logfilename, OS_FILE_CLOSED, size,
false, false);
}
log_sys.log.create(srv_n_log_files_found);
......
storage/innobase/trx/trx0trx.cc
View file @ babb000a
......@@ -779,9 +779,7 @@ trx_lists_init_at_db_start()
evenly distributed between 0 and innodb_undo_logs-1
@return persistent rollback segment
@retval NULL if innodb_read_only */
static
trx_rseg_t*
trx_assign_rseg_low()
static trx_rseg_t* trx_assign_rseg_low()
{
if (srv_read_only_mode) {
ut_ad(srv_undo_logs == ULONG_UNDEFINED);
......@@ -832,8 +830,8 @@ trx_assign_rseg_low()
ut_ad(rseg->is_persistent());
if (rseg->space != fil_system.sys_space) {
ut_ad(srv_undo_tablespaces > 1);
if (rseg->skip_allocation) {
if (rseg->skip_allocation
|| !srv_undo_tablespaces) {
continue;
}
} else if (trx_rseg_t* next
......
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