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MDEV-8233: InnoDB: Assertion failure in fil_page_decompress with encrypted tables

Browse Source 
Analysis: Problem was that used compression method needs to be stored
to the page.

Fixed by storing compression method after key_version to the page.
This commit is contained in:
Jan Lindström
2015-05-26 14:59:39 +03:00
parent 0dc14257cb
commit 2bea4bd9ed
8 changed files with 445 additions and 4 deletions
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263
mysql-test/suite/encryption/r/innodb_encryption-page-compression.result
View File

@ -1,3 +1,266 @@
SET GLOBAL innodb_file_format = `Barracuda`;
SET GLOBAL innodb_file_per_table = ON;
SET GLOBAL innodb_encryption_threads = 4;
SET GLOBAL innodb_encrypt_tables = on;
set global innodb_compression_algorithm = 1;
create table innodb_normal (c1 int, b char(20)) engine=innodb;
show warnings;
Level Code Message
create table innodb_page_compressed1 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=1;
show warnings;
Level Code Message
show create table innodb_page_compressed1;
Table Create Table
innodb_page_compressed1 CREATE TABLE `innodb_page_compressed1` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=1
create table innodb_page_compressed2 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=2;
show warnings;
Level Code Message
show create table innodb_page_compressed2;
Table Create Table
innodb_page_compressed2 CREATE TABLE `innodb_page_compressed2` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=2
create table innodb_page_compressed3 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=3;
show warnings;
Level Code Message
show create table innodb_page_compressed3;
Table Create Table
innodb_page_compressed3 CREATE TABLE `innodb_page_compressed3` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=3
create table innodb_page_compressed4 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=4;
show warnings;
Level Code Message
show create table innodb_page_compressed4;
Table Create Table
innodb_page_compressed4 CREATE TABLE `innodb_page_compressed4` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=4
create table innodb_page_compressed5 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=5;
show warnings;
Level Code Message
show create table innodb_page_compressed5;
Table Create Table
innodb_page_compressed5 CREATE TABLE `innodb_page_compressed5` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=5
create table innodb_page_compressed6 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=6;
show warnings;
Level Code Message
show create table innodb_page_compressed6;
Table Create Table
innodb_page_compressed6 CREATE TABLE `innodb_page_compressed6` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=6
create table innodb_page_compressed7 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=7;
show warnings;
Level Code Message
show create table innodb_page_compressed7;
Table Create Table
innodb_page_compressed7 CREATE TABLE `innodb_page_compressed7` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=7
create table innodb_page_compressed8 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=8;
show warnings;
Level Code Message
show create table innodb_page_compressed8;
Table Create Table
innodb_page_compressed8 CREATE TABLE `innodb_page_compressed8` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=8
create table innodb_page_compressed9 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=9;
show warnings;
Level Code Message
show create table innodb_page_compressed9;
Table Create Table
innodb_page_compressed9 CREATE TABLE `innodb_page_compressed9` (
`c1` int(11) DEFAULT NULL,
`b` char(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 `page_compressed`=1 `page_compression_level`=9
create procedure innodb_insert_proc (repeat_count int)
begin
declare current_num int;
set current_num = 0;
while current_num < repeat_count do
insert into innodb_normal values(current_num,'testing..');
set current_num = current_num + 1;
end while;
end//
commit;
set autocommit=0;
call innodb_insert_proc(5000);
commit;
set autocommit=1;
select count(*) from innodb_normal;
count(*)
5000
insert into innodb_page_compressed1 select * from innodb_normal;
insert into innodb_page_compressed2 select * from innodb_normal;
insert into innodb_page_compressed3 select * from innodb_normal;
insert into innodb_page_compressed4 select * from innodb_normal;
insert into innodb_page_compressed5 select * from innodb_normal;
insert into innodb_page_compressed6 select * from innodb_normal;
insert into innodb_page_compressed7 select * from innodb_normal;
insert into innodb_page_compressed8 select * from innodb_normal;
insert into innodb_page_compressed9 select * from innodb_normal;
commit;
select count(*) from innodb_page_compressed1 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed2 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed3 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed4 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed5 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed6 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed7 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed8 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed9 where c1 < 500000;
count(*)
5000
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_encrypted';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_decrypted';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_compressed';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_decompressed';
variable_value >= 0
1
select count(*) from innodb_page_compressed1 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed2 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed3 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed4 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed5 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed6 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed7 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed8 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed9 where c1 < 500000;
count(*)
5000
update innodb_page_compressed1 set c1 = c1 + 1;
update innodb_page_compressed2 set c1 = c1 + 1;
update innodb_page_compressed3 set c1 = c1 + 1;
update innodb_page_compressed4 set c1 = c1 + 1;
update innodb_page_compressed5 set c1 = c1 + 1;
update innodb_page_compressed6 set c1 = c1 + 1;
update innodb_page_compressed7 set c1 = c1 + 1;
update innodb_page_compressed8 set c1 = c1 + 1;
update innodb_page_compressed9 set c1 = c1 + 1;
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_encrypted';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_decrypted';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_compressed';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_decompressed';
variable_value >= 0
1
SET GLOBAL innodb_encryption_threads = 4;
SET GLOBAL innodb_encrypt_tables = off;
select count(*) from innodb_page_compressed1 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed2 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed3 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed4 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed5 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed6 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed7 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed8 where c1 < 500000;
count(*)
5000
select count(*) from innodb_page_compressed9 where c1 < 500000;
count(*)
5000
update innodb_page_compressed1 set c1 = c1 + 1;
update innodb_page_compressed2 set c1 = c1 + 1;
update innodb_page_compressed3 set c1 = c1 + 1;
update innodb_page_compressed4 set c1 = c1 + 1;
update innodb_page_compressed5 set c1 = c1 + 1;
update innodb_page_compressed6 set c1 = c1 + 1;
update innodb_page_compressed7 set c1 = c1 + 1;
update innodb_page_compressed8 set c1 = c1 + 1;
update innodb_page_compressed9 set c1 = c1 + 1;
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_encrypted';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_decrypted';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_compressed';
variable_value >= 0
1
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_decompressed';
variable_value >= 0
1
drop procedure innodb_insert_proc;
drop table innodb_normal;
drop table innodb_page_compressed1;
drop table innodb_page_compressed2;
drop table innodb_page_compressed3;
drop table innodb_page_compressed4;
drop table innodb_page_compressed5;
drop table innodb_page_compressed6;
drop table innodb_page_compressed7;
drop table innodb_page_compressed8;
drop table innodb_page_compressed9;
SET GLOBAL innodb_encryption_threads = 4;
SET GLOBAL innodb_encrypt_tables = on;

144
mysql-test/suite/encryption/t/innodb_encryption-page-compression.test
View File

@ -12,12 +12,156 @@ let $innodb_file_per_table_orig = `SELECT @@innodb_file_per_table`;
SET GLOBAL innodb_file_format = `Barracuda`;
SET GLOBAL innodb_file_per_table = ON;
SET GLOBAL innodb_encryption_threads = 4;
SET GLOBAL innodb_encrypt_tables = on;
# zlib
set global innodb_compression_algorithm = 1;
create table innodb_normal (c1 int, b char(20)) engine=innodb;
show warnings;
create table innodb_page_compressed1 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=1;
show warnings;
show create table innodb_page_compressed1;
create table innodb_page_compressed2 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=2;
show warnings;
show create table innodb_page_compressed2;
create table innodb_page_compressed3 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=3;
show warnings;
show create table innodb_page_compressed3;
create table innodb_page_compressed4 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=4;
show warnings;
show create table innodb_page_compressed4;
create table innodb_page_compressed5 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=5;
show warnings;
show create table innodb_page_compressed5;
create table innodb_page_compressed6 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=6;
show warnings;
show create table innodb_page_compressed6;
create table innodb_page_compressed7 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=7;
show warnings;
show create table innodb_page_compressed7;
create table innodb_page_compressed8 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=8;
show warnings;
show create table innodb_page_compressed8;
create table innodb_page_compressed9 (c1 int, b char(20)) engine=innodb page_compressed=1 page_compression_level=9;
show warnings;
show create table innodb_page_compressed9;
delimiter //;
create procedure innodb_insert_proc (repeat_count int)
begin
declare current_num int;
set current_num = 0;
while current_num < repeat_count do
insert into innodb_normal values(current_num,'testing..');
set current_num = current_num + 1;
end while;
end//
delimiter ;//
commit;
set autocommit=0;
call innodb_insert_proc(5000);
commit;
set autocommit=1;
select count(*) from innodb_normal;
insert into innodb_page_compressed1 select * from innodb_normal;
insert into innodb_page_compressed2 select * from innodb_normal;
insert into innodb_page_compressed3 select * from innodb_normal;
insert into innodb_page_compressed4 select * from innodb_normal;
insert into innodb_page_compressed5 select * from innodb_normal;
insert into innodb_page_compressed6 select * from innodb_normal;
insert into innodb_page_compressed7 select * from innodb_normal;
insert into innodb_page_compressed8 select * from innodb_normal;
insert into innodb_page_compressed9 select * from innodb_normal;
commit;
select count(*) from innodb_page_compressed1 where c1 < 500000;
select count(*) from innodb_page_compressed2 where c1 < 500000;
select count(*) from innodb_page_compressed3 where c1 < 500000;
select count(*) from innodb_page_compressed4 where c1 < 500000;
select count(*) from innodb_page_compressed5 where c1 < 500000;
select count(*) from innodb_page_compressed6 where c1 < 500000;
select count(*) from innodb_page_compressed7 where c1 < 500000;
select count(*) from innodb_page_compressed8 where c1 < 500000;
select count(*) from innodb_page_compressed9 where c1 < 500000;
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_encrypted';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_decrypted';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_compressed';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_decompressed';
--source include/restart_mysqld.inc
select count(*) from innodb_page_compressed1 where c1 < 500000;
select count(*) from innodb_page_compressed2 where c1 < 500000;
select count(*) from innodb_page_compressed3 where c1 < 500000;
select count(*) from innodb_page_compressed4 where c1 < 500000;
select count(*) from innodb_page_compressed5 where c1 < 500000;
select count(*) from innodb_page_compressed6 where c1 < 500000;
select count(*) from innodb_page_compressed7 where c1 < 500000;
select count(*) from innodb_page_compressed8 where c1 < 500000;
select count(*) from innodb_page_compressed9 where c1 < 500000;
update innodb_page_compressed1 set c1 = c1 + 1;
update innodb_page_compressed2 set c1 = c1 + 1;
update innodb_page_compressed3 set c1 = c1 + 1;
update innodb_page_compressed4 set c1 = c1 + 1;
update innodb_page_compressed5 set c1 = c1 + 1;
update innodb_page_compressed6 set c1 = c1 + 1;
update innodb_page_compressed7 set c1 = c1 + 1;
update innodb_page_compressed8 set c1 = c1 + 1;
update innodb_page_compressed9 set c1 = c1 + 1;
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_encrypted';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_decrypted';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_compressed';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_decompressed';
SET GLOBAL innodb_encryption_threads = 4;
SET GLOBAL innodb_encrypt_tables = off;
select count(*) from innodb_page_compressed1 where c1 < 500000;
select count(*) from innodb_page_compressed2 where c1 < 500000;
select count(*) from innodb_page_compressed3 where c1 < 500000;
select count(*) from innodb_page_compressed4 where c1 < 500000;
select count(*) from innodb_page_compressed5 where c1 < 500000;
select count(*) from innodb_page_compressed6 where c1 < 500000;
select count(*) from innodb_page_compressed7 where c1 < 500000;
select count(*) from innodb_page_compressed8 where c1 < 500000;
select count(*) from innodb_page_compressed9 where c1 < 500000;
update innodb_page_compressed1 set c1 = c1 + 1;
update innodb_page_compressed2 set c1 = c1 + 1;
update innodb_page_compressed3 set c1 = c1 + 1;
update innodb_page_compressed4 set c1 = c1 + 1;
update innodb_page_compressed5 set c1 = c1 + 1;
update innodb_page_compressed6 set c1 = c1 + 1;
update innodb_page_compressed7 set c1 = c1 + 1;
update innodb_page_compressed8 set c1 = c1 + 1;
update innodb_page_compressed9 set c1 = c1 + 1;
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_encrypted';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_decrypted';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_compressed';
SELECT variable_value >= 0 FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_num_pages_page_decompressed';
drop procedure innodb_insert_proc;
drop table innodb_normal;
drop table innodb_page_compressed1;
drop table innodb_page_compressed2;
drop table innodb_page_compressed3;
drop table innodb_page_compressed4;
drop table innodb_page_compressed5;
drop table innodb_page_compressed6;
drop table innodb_page_compressed7;
drop table innodb_page_compressed8;
drop table innodb_page_compressed9;
# reset system
--disable_query_log
EVAL SET GLOBAL innodb_compression_algorithm = $innodb_compression_algorithm_orig;
EVAL SET GLOBAL innodb_file_per_table = $innodb_file_per_table_orig;
EVAL SET GLOBAL innodb_file_format = $innodb_file_format_orig;
--enable_query_log
SET GLOBAL innodb_encryption_threads = 4;
SET GLOBAL innodb_encrypt_tables = on;

8
storage/innobase/buf/buf0dblwr.cc
View File

@ -744,6 +744,14 @@ buf_dblwr_check_page_lsn(
/*=====================*/
const page_t* page) /*!< in: page to check */
{
ibool page_compressed = (mach_read_from_2(page+FIL_PAGE_TYPE) == FIL_PAGE_PAGE_COMPRESSED);
uint key_version = mach_read_from_4(page + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION);
/* Ignore page compressed or encrypted pages */
if (page_compressed || key_version) {
return;
}
if (memcmp(page + (FIL_PAGE_LSN + 4),
page + (UNIV_PAGE_SIZE
- FIL_PAGE_END_LSN_OLD_CHKSUM + 4),

7
storage/innobase/fil/fil0crypt.cc
View File

@ -618,6 +618,7 @@ fil_space_encrypt(
}
ibool page_compressed = (mach_read_from_2(src_frame+FIL_PAGE_TYPE) == FIL_PAGE_PAGE_COMPRESSED);
ulint page_comp_method = mach_read_from_8(src_frame+FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION);
/* FIL page header is not encrypted */
memcpy(dst_frame, src_frame, FIL_PAGE_DATA);
@ -698,6 +699,9 @@ fil_space_encrypt(
// store the post-encryption checksum after the key-version
mach_write_to_4(dst_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION + 4,
checksum);
} else {
mach_write_to_4(dst_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION + 4,
page_comp_method);
}
srv_stats.pages_encrypted.inc();
@ -744,6 +748,7 @@ fil_space_decrypt(
ulint page_type = mach_read_from_2(src_frame+FIL_PAGE_TYPE);
uint key_version = mach_read_from_4(src_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION);
bool page_compressed = (page_type == FIL_PAGE_PAGE_COMPRESSED);
ulint page_comp_method = mach_read_from_4(src_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION + 4);
if (key_version == ENCRYPTION_KEY_NOT_ENCRYPTED) {
//TODO: is this really needed ?
@ -806,6 +811,8 @@ fil_space_decrypt(
// clear key-version & crypt-checksum from dst
memset(dst_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION, 0, 8);
} else {
mach_write_to_8(dst_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION, page_comp_method);
}
srv_stats.pages_decrypted.inc();

6
storage/innobase/fil/fil0fil.cc
View File

@ -5594,17 +5594,19 @@ fil_space_get_block_size(
ulint len)
{
ulint block_size = 512;
ut_ad(!mutex_own(&fil_system->mutex));
mutex_enter(&fil_system->mutex);
fil_space_t* space = fil_space_get_space(space_id);
if (space) {
mutex_enter(&fil_system->mutex);
fil_node_t* node = fil_space_get_node(space, space_id, &block_offset, 0, len);
mutex_exit(&fil_system->mutex);
if (node) {
block_size = node->file_block_size;
}
}
mutex_exit(&fil_system->mutex);
return block_size;
}

8
storage/xtradb/buf/buf0dblwr.cc
View File

@ -743,6 +743,14 @@ buf_dblwr_check_page_lsn(
/*=====================*/
const page_t* page) /*!< in: page to check */
{
ibool page_compressed = (mach_read_from_2(page+FIL_PAGE_TYPE) == FIL_PAGE_PAGE_COMPRESSED);
uint key_version = mach_read_from_4(page + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION);
/* Ignore page compressed or encrypted pages */
if (page_compressed || key_version) {
return;
}
if (memcmp(page + (FIL_PAGE_LSN + 4),
page + (UNIV_PAGE_SIZE
- FIL_PAGE_END_LSN_OLD_CHKSUM + 4),

7
storage/xtradb/fil/fil0crypt.cc
View File

@ -618,6 +618,7 @@ fil_space_encrypt(
}
ibool page_compressed = (mach_read_from_2(src_frame+FIL_PAGE_TYPE) == FIL_PAGE_PAGE_COMPRESSED);
ulint page_comp_method = mach_read_from_8(src_frame+FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION);
/* FIL page header is not encrypted */
memcpy(dst_frame, src_frame, FIL_PAGE_DATA);
@ -698,6 +699,9 @@ fil_space_encrypt(
// store the post-encryption checksum after the key-version
mach_write_to_4(dst_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION + 4,
checksum);
} else {
mach_write_to_4(dst_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION + 4,
page_comp_method);
}
srv_stats.pages_encrypted.inc();
@ -744,6 +748,7 @@ fil_space_decrypt(
ulint page_type = mach_read_from_2(src_frame+FIL_PAGE_TYPE);
uint key_version = mach_read_from_4(src_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION);
bool page_compressed = (page_type == FIL_PAGE_PAGE_COMPRESSED);
ulint page_comp_method = mach_read_from_4(src_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION + 4);
if (key_version == ENCRYPTION_KEY_NOT_ENCRYPTED) {
//TODO: is this really needed ?
@ -806,6 +811,8 @@ fil_space_decrypt(
// clear key-version & crypt-checksum from dst
memset(dst_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION, 0, 8);
} else {
mach_write_to_8(dst_frame + FIL_PAGE_FILE_FLUSH_LSN_OR_KEY_VERSION, page_comp_method);
}
srv_stats.pages_decrypted.inc();

6
storage/xtradb/fil/fil0fil.cc
View File

@ -5623,17 +5623,19 @@ fil_space_get_block_size(
ulint len)
{
ulint block_size = 512;
ut_ad(!mutex_own(&fil_system->mutex));
mutex_enter(&fil_system->mutex);
fil_space_t* space = fil_space_get_space(space_id);
if (space) {
mutex_enter(&fil_system->mutex);
fil_node_t* node = fil_space_get_node(space, space_id, &block_offset, 0, len);
mutex_exit(&fil_system->mutex);
if (node) {
block_size = node->file_block_size;
}
}
mutex_exit(&fil_system->mutex);
return block_size;
}