perlancar

NAME

App::corruptor - Corrupt files by writing random bytes/blocks to them

VERSION

This document describes version 0.001 of App::corruptor (from Perl distribution App-corruptor), released on 2017-08-10.

FUNCTIONS

corruptor

Usage:

 corruptor(%args) -> [status, msg, result, meta]

Corrupt files by writing random bytes/blocks to them.

Examples:

  • Corrupt two files by writing 1% random bytes:

     corruptor( files => ["disk.img", "disk2.img"], proportion => "1%");

This utility can be used in disk/filesystem testing. It corrupts files by writing random bytes/blocks to them.

This function is not exported.

This function supports dry-run operation.

Arguments ('*' denotes required arguments):

  • files* => array[filename]

  • proportion* => percent

    How much random data is written as proportion of file size (in percent).

Special arguments:

  • -dry_run => bool

    Pass -dry_run=>1 to enable simulation mode.

Returns an enveloped result (an array).

First element (status) is an integer containing HTTP status code (200 means OK, 4xx caller error, 5xx function error). Second element (msg) is a string containing error message, or 'OK' if status is 200. Third element (result) is optional, the actual result. Fourth element (meta) is called result metadata and is optional, a hash that contains extra information.

Return value: (any)

HOMEPAGE

Please visit the project's homepage at https://metacpan.org/release/App-corruptor.

SOURCE

Source repository is at https://github.com/perlancar/perl-App-corruptor.

BUGS

Please report any bugs or feature requests on the bugtracker website https://rt.cpan.org/Public/Dist/Display.html?Name=App-corruptor

When submitting a bug or request, please include a test-file or a patch to an existing test-file that illustrates the bug or desired feature.

SEE ALSO

http://jrs-s.net/2016/05/09/testing-copies-equals-n-resiliency/.

AUTHOR

perlancar <perlancar@cpan.org>

COPYRIGHT AND LICENSE

This software is copyright (c) 2017 by perlancar@cpan.org.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.