MDEV-17228 Encrypted temporary tables are not encrypted

- Introduce a new variable called innodb_encrypt_temporary_tables which is
a boolean variable. It decides whether to encrypt the temporary tablespace.
- Encrypts the temporary tablespace based on full checksum format.
- Introduced a new counter to track encrypted and decrypted temporary
tablespace pages.
- Warnings issued if temporary table creation has conflict value with
innodb_encrypt_temporary_tables
- Added a new test case which reads and writes the pages from/to temporary
tablespace.

1 files changed, 3 insertions, 6 deletions

diff --git a/storage/innobase/row/row0log.cc b/storage/innobase/row/row0log.cc
index 012cf8b2963..3924a07fb0f 100644
--- a/storage/innobase/row/row0log.cc
+++ b/storage/innobase/row/row0log.cc
@@ -385,8 +385,7 @@ row_log_online_op(
 		if (log_tmp_is_encrypted()) {
 			if (!log_tmp_block_encrypt(
 				    buf, srv_sort_buf_size,
-				    log->crypt_tail, byte_offset,
-				    index->table->space)) {
+				    log->crypt_tail, byte_offset)) {
 				log->error = DB_DECRYPTION_FAILED;
 				goto write_failed;
 			}
@@ -2670,8 +2669,7 @@ all_done:
 		if (log_tmp_is_encrypted()) {
 			if (!log_tmp_block_decrypt(
 				    buf, srv_sort_buf_size,
-				    index->online_log->crypt_head,
-				    ofs, index->table->space)) {
+				    index->online_log->crypt_head, ofs)) {
 				error = DB_DECRYPTION_FAILED;
 				goto func_exit;
 			}
@@ -3541,8 +3539,7 @@ all_done:
 		if (log_tmp_is_encrypted()) {
 			if (!log_tmp_block_decrypt(
 				    buf, srv_sort_buf_size,
-				    index->online_log->crypt_head,
-				    ofs, index->table->space)) {
+				    index->online_log->crypt_head, ofs)) {
 				error = DB_DECRYPTION_FAILED;
 				goto func_exit;
 			}