=head1 NAME AND VERSION IO::BlockSync - Syncronize changed blocks =head1 VERSION Version 0.001 =head1 SYNOPSIS BlockSync can some of the same stuff that bigsync (by Egor Egorov) can - it's just written in perl. BlockSync copies data from source file to destination file (can be a block device) and calculates checksum on each block it copies. On all runs after the first only the changed blocks will be copied. Perl module: use IO::BlockSync; BlockSync( src => 'sfile', dst => 'dfile', chk => 'cfile' ); Executable: blocksync -s /source/file -d /destination/file =head1 INSTALLATION When installing this module you install the C Perl module and the C command. =head2 CPAN Install directly from CPAN mirror: #cpan IO::BlockSync # Not available yet Or see L. =head2 Local dir You can get a copy of this module from GitHub: git clone https://github.com/thordreier/perl-IO-BlockSync.git Then you can just use CPAN to install the module and take care of dependencies: cpan . Or manual install (you need to fix dependencies manually): perl Makefile.PL make make test make install =head2 Debian/Ubuntu If you want to use as many packages from your distro as possible instead of getting them from CPAN you can run this command before any of the ones above: apt-get install \ libnamespace-clean-perl \ liblog-log4perl-perl \ libmoo-perl \ libmoosex-log-log4perl-perl \ libmoox-options-perl \ libtry-tiny-perl =head1 USAGE AND DOCUMENTATION =head2 Perl module After installing, you can find documentation for this module with the perldoc command: perldoc IO::BlockSync This documentation can also be found on L =head2 Executable After installing, you can find documentation for the executable with one of these commands: blocksync --help blocksync --man perldoc $(which blocksync) Documentation can also be found on L =head1 LICENSE AND COPYRIGHT This software is copyright (c) 2019 by Thor Dreier-Hansen. This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself. Terms of the Perl programming language system itself: =over =item * the L as published by the Free Software Foundation; either L, or (at your option) any later version, or =item * the L<"Artistic License"|http://dev.perl.org/licenses/artistic.html> =back See L for more information.