/usr/bin/mysql_keyring_encryption_test

/usr/bin/mysql_keyring_encryption_test  Ver 9.1.0 for Linux on x86_64 (Source distribution)
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MySQL Keyring Encryption Test Utility
Usage: /usr/bin/mysql_keyring_encryption_test [OPTIONS]
  -?, --help          Display this help and exit.
  --component-dir=name
                      Directory for components/plugins.
  --keyring=name      Keyring name (without extension)

Default options are read from the following files in the given order:
/etc/mysql/my.cnf /etc/my.cnf ~/.my.cnf
The following groups are read: mysql_keyring_encryption_test
The following options may be given as the first argument:
--print-defaults        Print the program argument list and exit.
--no-defaults           Don't read default options from any option file,
                        except for login file.
--defaults-file=#       Only read default options from the given file #.
--defaults-extra-file=# Read this file after the global files are read.
--defaults-group-suffix=#
                        Also read groups with concat(group, suffix)
--login-path=#          Read this path from the login file.
--no-login-paths        Don't read login paths from the login path file.

Variables (--variable-name=value)
and boolean options {FALSE|TRUE}  Value (after reading options)
--------------------------------- ----------------------------------------
component-dir                     (No default value)
keyring                           (No default value)
Error processing options