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Editing File: /usr/share/doc/exim4-base/examples/exim-adduser

#!/usr/bin/perl

# Stitched together by Andreas Metzler, really too trivial to be copyrightable.

use strict;
use warnings;
my $user;
my $passwd;
my $file;
my $rand;

if (@ARGV == 0) {
  $file="/etc/exim4/passwd";
} else {
  $file=$ARGV[0];
}

open(PWDFILE,">>$file") || die("Couldn't append to file '$file': $!");

print "User: ";
chop($user = <STDIN>);
print "Password: ";
chop($passwd = <STDIN>);

$rand = join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64, rand 64, rand 64];
print PWDFILE $user . ":" . crypt($passwd, q{$1$} . $rand . q{$}) . ":" . $passwd . "\n";
close(PWDFILE);

__END__

=head1 NAME

exim-adduser - Add username/password to exim password-file.

=head1 USAGE

exim-adduser [filename]

exim-adduser prompts for username and password and adds

username:crypted-password:cleartext-password

to the given file, if no filename is given /etc/exim4/passwd is used.

=head1 BUGS

Probably many, this really is just example code.

=head1 SEE ALSO

/usr/share/doc/exim4-base/*,
exim4(8)

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