#!/usr/bin/perl
use strict;
use warnings;

my $user = 'foo';
my $pass = 'bar';
my @upd  = (
    'abc|abc|xyz|xyz',
    'foo|bar|xyz|xyz',
    'baz|quux|xyz|xyz'
);
my $good = 0;

foreach my $line (@upd)   {
    my ($d_line) = split (/\n/, $line);
    my ($username, $password, $user_pass, $active) = split (/\|/, $d_line);
    print "Testing '$username' and '$password'\n";
    next if $username ne $user;
    $good = 1 if $username eq $user and $password eq $pass;
}

print "Good is '$good', should be '1'\n";