--echo #
--echo # Show what happens during ALTER TABLE when an existing file
--echo # exists in the target location.
--echo #
--echo # Bug #19218794: IF TABLESPACE EXISTS, CAN'T CREATE TABLE,
--echo #                BUT CAN ALTER ENGINE=INNODB
--echo #


# Using chmod to remove write permission excludes Windows.
--source include/not_windows.inc

--disable_query_log
LET $MYSQLD_DATADIR = `select @@datadir`;
SET @old_innodb_file_per_table = @@innodb_file_per_table;
--enable_query_log

CREATE TABLE t1 (a SERIAL, b CHAR(10)) ENGINE=Memory;
INSERT INTO t1(b) VALUES('one'), ('two'), ('three');

--echo #
--echo # Create a read-only file called MYSQLD_DATADIR/test/t1.ibd
--exec echo "This is not t1.ibd" > $MYSQLD_DATADIR/test/t1.ibd
--exec chmod a-w $MYSQLD_DATADIR/test/t1.ibd

--echo # Directory listing of test/*.ibd
--echo #
--list_files $MYSQLD_DATADIR/test/ *.ibd

--replace_regex  /Error on rename of '.*' to '.*'/Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME'/
--error ER_ERROR_ON_RENAME
ALTER TABLE t1 ENGINE = InnoDB;

--exec chmod a-w $MYSQLD_DATADIR/test
--replace_regex  /create table '.*' \(errno: .*\)/create table 'TEMP_FILE_NAME' (errno: NN)/
--error ER_GET_ERRNO
ALTER TABLE t1 ENGINE = InnoDB;
--exec chmod a+w $MYSQLD_DATADIR/test

--echo #
--echo # Move the file to InnoDB as t2
--echo #
ALTER TABLE t1 RENAME TO t2, ENGINE = INNODB;
SHOW CREATE TABLE t2;
SELECT * from t2;

--echo #
--echo # Try to rename t2 to t1 with an existing read-only t1 in the way.
--echo #
--replace_regex  /Error on rename of '.*' to '.*'/Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME'/
--error ER_ERROR_ON_RENAME
ALTER TABLE t2 RENAME TO t1;

--echo #
--echo # Try again but now with a read-only 'test' directory.
--echo #
--exec chmod a-w $MYSQLD_DATADIR/test
--replace_regex  /Error on rename of '.*' to '.*'/Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME'/
--error ER_ERROR_ON_RENAME
ALTER TABLE t2 RENAME TO t1;
--exec chmod a+w $MYSQLD_DATADIR/test

--echo #
--echo # Create another t1, but in the system tablespace.
--echo #
SET GLOBAL innodb_file_per_table=OFF;
CREATE TABLE t1 (a SERIAL, b CHAR(20)) ENGINE=InnoDB;
INSERT INTO t1(b) VALUES('one'), ('two'), ('three');
SHOW CREATE TABLE t1;
SELECT name, space=0 FROM information_schema.innodb_tables WHERE name = 'test/t1';

--echo #
--echo # Try to move t1 from the system tablespace to a file-per-table
--echo # while a blocking read-only t1.ibd file exists.
--echo #
--echo # Move using innodb_file_per_table=ON
--echo #
SET GLOBAL innodb_file_per_table=ON;

--echo #
--echo # Move using using innodb_file_per_table=ON and a read-only directory
--echo #
--exec chmod a-w $MYSQLD_DATADIR/test
ALTER TABLE t1 ADD COLUMN e1 INT, ALGORITHM=INPLACE;
ALTER TABLE t1 ADD COLUMN e2 INT, ALGORITHM=COPY;
--exec chmod a-w $MYSQLD_DATADIR/test

--echo #
--echo # Move using TABLESPACE=innodb_file_per_table
--echo #
SET GLOBAL innodb_file_per_table=OFF;
--replace_regex  /create table '.*' \(errno: .*\)/create table 'TEMP_FILE_NAME' (errno: NN)/
--error ER_GET_ERRNO
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=INPLACE;
--replace_regex  /create table '.*' \(errno: .*\)/create table 'TEMP_FILE_NAME' (errno: NN)/
--error ER_GET_ERRNO
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=COPY;

--echo #
--echo # Move using TABLESPACE=innodb_file_per_table with a read-only directory
--echo #
--exec chmod a-w $MYSQLD_DATADIR/test
--replace_regex  /create table '.*' \(errno: .*\)/create table 'TEMP_FILE_NAME' (errno: NN)/
--error ER_GET_ERRNO
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=INPLACE;
--replace_regex  /create table '.*' \(errno: .*\)/create table 'TEMP_FILE_NAME' (errno: NN)/
--error ER_GET_ERRNO
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=COPY;
--exec chmod a+w $MYSQLD_DATADIR/test

--echo #
--echo # ALTER TABLE t1 from system tablespace to general tablespace
--echo #
CREATE TABLESPACE s1 ADD DATAFILE 's1.ibd';
ALTER TABLE t1 TABLESPACE s1;

--echo #
--echo # Try to move t1 from a general tablespace to a file-per-table
--echo # while a blocking read-only t1.ibd file exists.
--echo #
--replace_regex /$MYSQLD_DATADIR/MYSQLD_DATADIR/
--error ER_TABLESPACE_EXISTS
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=INPLACE;
--replace_regex  /Error on rename of '.*' to '.*'/Error on rename of 'OLD_FILE_NAME' to 'NEW_FILE_NAME'/
--error ER_ERROR_ON_RENAME
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=COPY;

--echo #
--echo # Try again with a read-only 'test' directory.
--echo #
--exec chmod a-w $MYSQLD_DATADIR/test
--replace_regex  /create table '.*' \(errno: .*\)/create table 'TEMP_FILE_NAME' (errno: NN)/
--error ER_GET_ERRNO
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=INPLACE;
--replace_regex  /create table '.*' \(errno: .*\)/create table 'TEMP_FILE_NAME' (errno: NN)/
--error ER_GET_ERRNO
ALTER TABLE t1 TABLESPACE=innodb_file_per_table, ALGORITHM=COPY;
--exec chmod a+w $MYSQLD_DATADIR/test

--echo #
--echo # Cleanup
--echo #
--remove_file $MYSQLD_DATADIR/test/t1.ibd

DROP TABLE t1, t2;
DROP TABLESPACE s1;

--disable_query_log
call mtr.add_suppression("\\[ERROR\\] .*MY-\\d+.* Cannot rename '.*' to '.*' for space ID .* because the target file exists. Remove the target file and try again");
call mtr.add_suppression("\\[ERROR\\] .*MY-\\d+.* Operating system error number 13 in a file operation.");
call mtr.add_suppression("\\[ERROR\\] .*MY-\\d+.* The error means mysqld does not have the access rights to the directory.");
call mtr.add_suppression("\\[ERROR\\] .*MY-\\d+.* Cannot create file '.*'");
SET GLOBAL innodb_file_per_table = @old_innodb_file_per_table;
--enable_query_log