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MDEV-8158 InnoDB: Failing assertion: new_state->key_version != ENCRYPTION_KEY_VERSION_INVALID on dynamic change of encryption variables

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don't allow to enable srv_encrypt_tables if no
encryption plugin is loaded
This commit is contained in:
Sergei Golubchik 2015-05-14 12:25:47 +02:00
parent 8827eb8325
commit 8815fb3d45
4 changed files with 119 additions and 6 deletions
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10
mysql-test/suite/sys_vars/r/innodb_encrypt_tables_basic.result
View file

@ -19,17 +19,23 @@ where variable_name='innodb_encrypt_tables';
VARIABLE_NAME VARIABLE_VALUE
INNODB_ENCRYPT_TABLES OFF
set global innodb_encrypt_tables=ON;
ERROR 42000: Variable 'innodb_encrypt_tables' can't be set to the value of 'ON'
show warnings;
Level Code Message
Warning 138 InnoDB: cannot enable encryption, encryption plugin is not available
Error 1231 Variable 'innodb_encrypt_tables' can't be set to the value of 'ON'
select @@global.innodb_encrypt_tables;
@@global.innodb_encrypt_tables
ON
OFF
set global innodb_encrypt_tables=OFF;
select @@global.innodb_encrypt_tables;
@@global.innodb_encrypt_tables
OFF
set global innodb_encrypt_tables=1;
ERROR 42000: Variable 'innodb_encrypt_tables' can't be set to the value of '1'
select @@global.innodb_encrypt_tables;
@@global.innodb_encrypt_tables
ON
OFF
set session innodb_encrypt_tables=1;
ERROR HY000: Variable 'innodb_encrypt_tables' is a GLOBAL variable and should be set with SET GLOBAL
set global innodb_encrypt_tables=1.1;

3
mysql-test/suite/sys_vars/t/innodb_encrypt_tables_basic.test
View file

@ -19,10 +19,13 @@ where variable_name='innodb_encrypt_tables';
#
# show that it's writable
#
--error ER_WRONG_VALUE_FOR_VAR
set global innodb_encrypt_tables=ON;
show warnings;
select @@global.innodb_encrypt_tables;
set global innodb_encrypt_tables=OFF;
select @@global.innodb_encrypt_tables;
--error ER_WRONG_VALUE_FOR_VAR
set global innodb_encrypt_tables=1;
select @@global.innodb_encrypt_tables;
--error ER_GLOBAL_VARIABLE

56
storage/innobase/handler/ha_innodb.cc
View file

@ -547,6 +547,10 @@ ib_cb_t innodb_api_cb[] = {
(ib_cb_t) ib_cursor_stmt_begin
};
static void innodb_remember_check_sysvar_funcs();
mysql_var_check_func check_sysvar_enum;
static MYSQL_THDVAR_UINT(default_encryption_key_id, PLUGIN_VAR_RQCMDARG,
"Default encryption key id used for table encryption.",
NULL, NULL,
@ -637,6 +641,17 @@ static ibool innodb_have_lzma=IF_LZMA(1, 0);
static ibool innodb_have_bzip2=IF_BZIP2(1, 0);
static ibool innodb_have_snappy=IF_SNAPPY(1, 0);
static
int
innodb_encrypt_tables_validate(
/*==================================*/
THD* thd, /*!< in: thread handle */
struct st_mysql_sys_var* var, /*!< in: pointer to system
variable */
void* save, /*!< out: immediate result
for update function */
struct st_mysql_value* value); /*!< in: incoming string */
static const char innobase_hton_name[]= "InnoDB";
static MYSQL_THDVAR_BOOL(support_xa, PLUGIN_VAR_OPCMDARG,
@ -3157,6 +3172,8 @@ innobase_init(
innobase_hton->table_options = innodb_table_option_list;
innodb_remember_check_sysvar_funcs();
ut_a(DATA_MYSQL_TRUE_VARCHAR == (ulint)MYSQL_TYPE_VARCHAR);
#ifndef DBUG_OFF
@ -19165,8 +19182,9 @@ static TYPELIB srv_encrypt_tables_typelib = {
static MYSQL_SYSVAR_ENUM(encrypt_tables, srv_encrypt_tables,
PLUGIN_VAR_OPCMDARG,
"Enable encryption for tables. "
"Don't forget to enable --innodb-encrypt-log too",
NULL, NULL, 0, &srv_encrypt_tables_typelib);
"Don't forget to enable --innodb-encrypt-log too",
innodb_encrypt_tables_validate, NULL, 0,
&srv_encrypt_tables_typelib);
static MYSQL_SYSVAR_UINT(encryption_threads, srv_n_fil_crypt_threads,
PLUGIN_VAR_RQCMDARG,
@ -20099,3 +20117,37 @@ innodb_compression_algorithm_validate(
#endif
DBUG_RETURN(0);
}
static
int
innodb_encrypt_tables_validate(
/*=================================*/
THD* thd, /*!< in: thread handle */
struct st_mysql_sys_var* var, /*!< in: pointer to system
variable */
void* save, /*!< out: immediate result
for update function */
struct st_mysql_value* value) /*!< in: incoming string */
{
if (check_sysvar_enum(thd, var, save, value))
return 1;
long encrypt_tables = *(long*)save;
if (encrypt_tables
&& !encryption_key_id_exists(FIL_DEFAULT_ENCRYPTION_KEY)) {
push_warning_printf(thd, Sql_condition::WARN_LEVEL_WARN,
HA_ERR_UNSUPPORTED,
"InnoDB: cannot enable encryption, "
"encryption plugin is not available");
return 1;
}
return 0;
}
static void innodb_remember_check_sysvar_funcs()
{
/* remember build-in sysvar check functions */
ut_ad((MYSQL_SYSVAR_NAME(checksum_algorithm).flags & 0x1FF) == PLUGIN_VAR_ENUM);
check_sysvar_enum = MYSQL_SYSVAR_NAME(checksum_algorithm).check;
}

56
storage/xtradb/handler/ha_innodb.cc
View file

@ -612,6 +612,10 @@ ib_cb_t innodb_api_cb[] = {
(ib_cb_t) ib_cursor_stmt_begin
};
static void innodb_remember_check_sysvar_funcs();
mysql_var_check_func check_sysvar_enum;
static MYSQL_THDVAR_UINT(default_encryption_key_id, PLUGIN_VAR_RQCMDARG,
"Default encryption key id used for table encryption.",
NULL, NULL,
@ -727,6 +731,17 @@ innodb_compression_algorithm_validate(
for update function */
struct st_mysql_value* value); /*!< in: incoming string */
static
int
innodb_encrypt_tables_validate(
/*==================================*/
THD* thd, /*!< in: thread handle */
struct st_mysql_sys_var* var, /*!< in: pointer to system
variable */
void* save, /*!< out: immediate result
for update function */
struct st_mysql_value* value); /*!< in: incoming string */
static const char innobase_hton_name[]= "InnoDB";
static MYSQL_THDVAR_BOOL(support_xa, PLUGIN_VAR_OPCMDARG,
@ -3503,6 +3518,8 @@ innobase_init(
innobase_hton->fake_trx_id=wsrep_fake_trx_id;
#endif /* WITH_WSREP */
innodb_remember_check_sysvar_funcs();
ut_a(DATA_MYSQL_TRUE_VARCHAR == (ulint)MYSQL_TYPE_VARCHAR);
#ifndef DBUG_OFF
@ -20347,8 +20364,9 @@ static TYPELIB srv_encrypt_tables_typelib = {
static MYSQL_SYSVAR_ENUM(encrypt_tables, srv_encrypt_tables,
PLUGIN_VAR_OPCMDARG,
"Enable encryption for tables. "
"Don't forget to enable --innodb-encrypt-log too",
NULL, NULL, 0, &srv_encrypt_tables_typelib);
"Don't forget to enable --innodb-encrypt-log too",
innodb_encrypt_tables_validate, NULL, 0,
&srv_encrypt_tables_typelib);
static MYSQL_SYSVAR_UINT(encryption_threads, srv_n_fil_crypt_threads,
PLUGIN_VAR_RQCMDARG,
@ -21327,3 +21345,37 @@ innodb_compression_algorithm_validate(
#endif
DBUG_RETURN(0);
}
static
int
innodb_encrypt_tables_validate(
/*=================================*/
THD* thd, /*!< in: thread handle */
struct st_mysql_sys_var* var, /*!< in: pointer to system
variable */
void* save, /*!< out: immediate result
for update function */
struct st_mysql_value* value) /*!< in: incoming string */
{
if (check_sysvar_enum(thd, var, save, value))
return 1;
long encrypt_tables = *(long*)save;
if (encrypt_tables
&& !encryption_key_id_exists(FIL_DEFAULT_ENCRYPTION_KEY)) {
push_warning_printf(thd, Sql_condition::WARN_LEVEL_WARN,
HA_ERR_UNSUPPORTED,
"InnoDB: cannot enable encryption, "
"encryption plugin is not available");
return 1;
}
return 0;
}
static void innodb_remember_check_sysvar_funcs()
{
/* remember build-in sysvar check functions */
ut_ad((MYSQL_SYSVAR_NAME(checksum_algorithm).flags & 0x1FF) == PLUGIN_VAR_ENUM);
check_sysvar_enum = MYSQL_SYSVAR_NAME(checksum_algorithm).check;
}