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MySQL 8.0 Reference Manual  / ...  / MySQL NDB Cluster 8.0  / NDB Cluster Programs  /  ndb_secretsfile_reader — Obtain Key Information from an Encrypted NDB Data File

25.5.24 ndb_secretsfile_reader — Obtain Key Information from an Encrypted NDBData File

ndb_secretsfile_reader gets the encryption key from anNDB encryption secrets file, given the password.

Usage

ndb_secretsfile_readeroptionsfile

Theoptions must include one of--filesystem-password or--filesystem-password-from-stdin, and the encryption password must be supplied, as shown here:

> ndb_secretsfile_reader --filesystem-password=54kl14 ndb_5_fs/D1/NDBCNTR/S0.sysfilendb_secretsfile_reader: [Warning] Using a password on the command line interface can be insecure.cac256e18b2ddf6b5ef82d99a72f18e864b78453cc7fa40bfaf0c40b91122d18

These and other options that can be used withndb_secretsfile_reader are shown in the following table. Additional descriptions follow the table.

Table 25.45 Command-line options used with the program ndb_secretsfile_reader

FormatDescriptionAdded, Deprecated, or Removed

--defaults-extra-file=path

Read given file after global files are read

(Supported in all NDB releases based on MySQL 8.0)

--defaults-file=path

Read default options from given file only

(Supported in all NDB releases based on MySQL 8.0)

--defaults-group-suffix=string

Also read groups with concat(group, suffix)

(Supported in all NDB releases based on MySQL 8.0)

--filesystem-password=password

Password for node file system encryption; can be passed from stdin, tty, or my.cnf file

ADDED: 8.0.31

--filesystem-password-from-stdin={TRUE|FALSE}

Get encryption password from stdin

ADDED: 8.0.31

--help,

-?

Display help text and exit

(Supported in all NDB releases based on MySQL 8.0)

--login-path=path

Read given path from login file

(Supported in all NDB releases based on MySQL 8.0)

--no-defaults

Do not read default options from any option file other than login file

(Supported in all NDB releases based on MySQL 8.0)

--print-defaults

Print program argument list and exit

(Supported in all NDB releases based on MySQL 8.0)

--usage,

-?

Display help text and exit; same as --help

(Supported in all NDB releases based on MySQL 8.0)

--version,

-V

Display version information and exit

(Supported in all NDB releases based on MySQL 8.0)


  • --defaults-extra-file

    Command-Line Format--defaults-extra-file=path
    TypeString
    Default Value[none]

    Read given file after global files are read.

  • --defaults-file

    Command-Line Format--defaults-file=path
    TypeString
    Default Value[none]

    Read default options from given file only.

  • --defaults-group-suffix

    Command-Line Format--defaults-group-suffix=string
    TypeString
    Default Value[none]

    Also read groups with concat(group, suffix).

  • --filesystem-password

    Command-Line Format--filesystem-password=password
    Introduced8.0.31

    Pass the filesystem encryption and decryption password tondb_secretsfile_reader usingstdin,tty, or themy.cnf file.

  • --filesystem-password-from-stdin

    Command-Line Format--filesystem-password-from-stdin={TRUE|FALSE}
    Introduced8.0.31

    Pass the filesystem encryption and decryption password tondb_secretsfile_reader fromstdin (only).

  • --help

    Command-Line Format--help

    Display help text and exit.

  • --login-path

    Command-Line Format--login-path=path
    TypeString
    Default Value[none]

    Read given path from login file.

  • --no-defaults

    Command-Line Format--no-defaults

    Do not read default options from any option file other than login file.

  • --print-defaults

    Command-Line Format--print-defaults

    Print program argument list and exit.

  • --usage

    Command-Line Format--usage

    Display help text and exit; same as --help.

  • --version

    Command-Line Format--version

    Display version information and exit.

ndb_secretsfile_reader was added in NDB 8.0.31.