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Do NOT Use This Perl Module: Passwd::Unix


Posted by Artem Russakovskii on April 22nd, 2008 in Linux, Programming

Updated: April 29th, 2008

Update: The author of the module contacted me the same day and promised to fix it in the next version. Version 0.40 was indeed on cpan as promised, but I haven't tested it yet.

Passwd::Unix will corrupt your /etc/shadow file and rearrange login names and their corresponding password hashes.

The current version of Passwd::Unix corrupted my /etc/shadow upon only
calling the passwd() function. Immediately users started to report not

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3

cpan – The Perl Module Manager


Posted by Artem Russakovskii on October 12th, 2007 in Linux, Programming

Updated: March 19th, 2008

cpan is a perl module manager. To get into cpan, login as root and type in

cpan

Install a module:

cpan install MODULE

Upgrade a module:

cpan upgrade MODULE

Reinstall a module or force install in case of failed tests:

force install MODULE

See a list of upgradable modules:

r

See cpan configuration (that's the letter 'o'):

o conf

Update an option in cpan…

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