use strict;
use warnings;
use Win32::NetAdmin;

my ($group, @names);
unless ( ($group, @names) = @ARGV ) {
    print "addtogrp <GROUP> <Input file> or <User> <User> ... \n\n";
    die ("   Use double quotes for Multiworded Groups: ie \"Domain Adm
+ins\"\n");
}

my $domain = Win32::DomainName or die "Unable to obtain the domain nam
+e";

my $DC;
Win32::NetAdmin::GetDomainController( '', $domain, $DC ) or 
            die "Unable to locate a Domain Controller\n";
#
# Do we have an input file?.
if (open(DAT, "$names[0]")) {
    @names = <DAT>;
    close DAT;
}
#
# Try and obtain the comment for the group.  If you can't it is either
+ an
# invalid entry or a security problem
my $comment;
unless (Win32::NetAdmin::GroupGetAttributes($DC, $group, $comment)) {
    &logmsg("Invalid group name $group. Error: $^E\n");
    die (" Invalid Group name $group. Error: $^E\n");
}

foreach my $user (@names) {
    chomp $user;
    print "Processing $user\n";
    #
    # Does the id exist?
    unless (Win32::NetAdmin::UsersExist($DC, $user)) {
        &logmsg("The account $user does not exist.\n");
        print " The account $user does not exist.\n";
        next;
    }
    #
    # Verify the id is not already in the group.  If not; add it.
    if (Win32::NetAdmin::GroupIsMember($DC, $group, $user)) {
        &logmsg("$user is already a member of $group\n");
        print " $user is already a member of $group\n";
        next;
    } else {
        unless (Win32::NetAdmin::GroupAddUsers($DC, $group, $user)) {
            &logmsg("Unable to add $user to $group due to error $^E ! 
+\n");
            print " Unable to add $user to $group due to error $^E ! \
+n";
            next;
        } else {
            &logmsg("Added $user to $group\n");
            print " Added $user to $group\n";
        }
    }
}
#
# Just a simple log routine.  Mainly for cases of automation in the fu
+ture.
sub logmsg {
    my $subject = shift;
    my $log = "addtogrp.log";
    my ($sec,$min,$hour,$mday,$mon,$year) = localtime(time());

    my $date = sprintf("%02d\/%02d\/%04d",$mon+1,$mday,$year+1900);
    my $time = sprintf("%02d:%02d:%02d",$hour,$min,$sec);

    unless (open(LOGFILE, ">>$log")) {
        die "Unable to open log file $log";
    }
    print LOGFILE ("$date  $time - $subject\n");
    close LOGFILE;
}

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In reply to addtogrp by Marza

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