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#
# MDEV-21960 Bind READ_ONLY ADMIN to @@read_only
#
# Test that "SET read_only" is not allowed without READ_ONLY ADMIN or SUPER
CREATE USER user1@localhost;
GRANT ALL PRIVILEGES ON *.* TO user1@localhost;
REVOKE READ_ONLY ADMIN, SUPER ON *.* FROM user1@localhost;
connect user1,localhost,user1,,;
connection user1;
SET GLOBAL read_only=0;
ERROR 42000: Access denied; you need (at least one of) the SUPER, READ_ONLY ADMIN privilege(s) for this operation
SET read_only=0;
ERROR HY000: Variable 'read_only' is a GLOBAL variable and should be set with SET GLOBAL
SET SESSION read_only=0;
ERROR HY000: Variable 'read_only' is a GLOBAL variable and should be set with SET GLOBAL
disconnect user1;
connection default;
DROP USER user1@localhost;
# Test that "SET read_only" is allowed with READ_ONLY ADMIN
CREATE USER user1@localhost;
GRANT READ_ONLY ADMIN ON *.* TO user1@localhost;
connect user1,localhost,user1,,;
connection user1;
SET GLOBAL read_only=0;
SET read_only=0;
ERROR HY000: Variable 'read_only' is a GLOBAL variable and should be set with SET GLOBAL
SET SESSION read_only=0;
ERROR HY000: Variable 'read_only' is a GLOBAL variable and should be set with SET GLOBAL
disconnect user1;
connection default;
DROP USER user1@localhost;
# Test that "SET read_only" is allowed with SUPER
CREATE USER user1@localhost;
GRANT SUPER ON *.* TO user1@localhost;
connect user1,localhost,user1,,;
connection user1;
SET GLOBAL read_only=0;
SET read_only=0;
ERROR HY000: Variable 'read_only' is a GLOBAL variable and should be set with SET GLOBAL
SET SESSION read_only=0;
ERROR HY000: Variable 'read_only' is a GLOBAL variable and should be set with SET GLOBAL
disconnect user1;
connection default;
DROP USER user1@localhost;
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