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Top Forums Shell Programming and Scripting Matching user alias's to their ID's in the passwd file Post 302656825 by methyl on Friday 15th of June 2012 12:45:12 PM
Old 06-15-2012
Another interpretation of post #1 . Look up each alias in /etc/passwd .

Code:
cat alias.lst | cut -f2 -d= | tr ',' '\n' | sort | uniq | while read username
do
        echo "Checking username: ${username}"
        grep \^${username}: /etc/passwd
done

 

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Authen::Simple::Passwd(3pm)				User Contributed Perl Documentation			       Authen::Simple::Passwd(3pm)

NAME
Authen::Simple::Passwd - Simple Passwd authentication SYNOPSIS
use Authen::Simple::Passwd; my $passwd = Authen::Simple::Passwd->new( path => '/etc/passwd' ); if ( $passwd->authenticate( $username, $password ) ) { # successfull authentication } # or as a mod_perl Authen handler PerlModule Authen::Simple::Apache PerlModule Authen::Simple::Passwd PerlSetVar AuthenSimplePasswd_path "/etc/passwd" <Location /protected> PerlAuthenHandler Authen::Simple::Passwd AuthType Basic AuthName "Protected Area" Require valid-user </Location> DESCRIPTION
Authenticate against a passwd file. METHODS
* new This method takes a hash of parameters. The following options are valid: * path Path to passwd file to authenticate against. Any standard passwd file that has records seperated with newline and fields seper- ated by ":" is supported. First field is expected to be username and second field, plain or encrypted password. Required. path => '/etc/passwd' path => '/var/www/.htpasswd' * flock A boolean to enable or disable the usage of "flock()". Defaults to "d_flock" in Config. flock => 0 * log Any object that supports "debug", "info", "error" and "warn". log => Log::Log4perl->get_logger('Authen::Simple::Passwd') * authenticate( $username, $password ) Returns true on success and false on failure. Authentication attempts with a username that begins with a hyphen "-" will always return false. SEE ALSO
Authen::Simple. Authen::Simple::Password. passwd(5). AUTHOR
Christian Hansen "ch@ngmedia.com" COPYRIGHT
This program is free software, you can redistribute it and/or modify it under the same terms as Perl itself. perl v5.8.8 2008-03-01 Authen::Simple::Passwd(3pm)
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