Re: Problem with readdir and ssh2

From	Jerry Stuckle <jstucklex@attglobal.net>
Newsgroups	comp.lang.php
Subject	Re: Problem with readdir and ssh2
Date	2013-02-07 09:54 -0500
Organization	A noiseless patient Spider
Message-ID	<kf0f63$b16$1@dont-email.me> (permalink)
References	<2207dc5f-9d96-4ef7-b1bd-388426f6ddb1@googlegroups.com> <kf0btq$nr2$1@dont-email.me> <1a908c20-f48b-4b41-af86-279e4f363d1b@googlegroups.com>

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On 2/7/2013 9:28 AM, Paolo Varalta wrote:
> Il giorno giovedì 7 febbraio 2013 14:58:44 UTC+1, Jerry Stuckle ha scritto:
>> On 2/7/2013 5:38 AM, Paolo Varalta wrote:
>>
>>> Hi I'm Paolo from Italy.
>>
>>> I have a problem using readdir function (and other similar functions) under a ssh2 connection.
>>
>>> This is my script:
>>
>>>
>>
>>> <?
>>
>>> $Server = "XXX.XXX.XXX.XXX";
>>
>>> $Porta = "XXXX";
>>
>>> $Login = "YYYYYYYY";
>>
>>> $Password = "ZZZZZZZZ";
>>
>>> if (!extension_loaded('ssh2'))
>>
>>>     {exit();
>>
>>>     }
>>
>>> $connection = ssh2_connect($Server, $Porta);
>>
>>> if (!$connection)
>>
>>>     {exit();
>>
>>>     }
>>
>>> if (!ssh2_auth_password($connection, $Login, $Password))
>>
>>>     {exit();
>>
>>>     }
>>
>>> if (!$sftp = ssh2_sftp($connection))
>>
>>>     {exit();
>>
>>>     }
>>
>>> if (is_dir("ssh2.sftp://$sftp/uploads/"))
>>
>>>     {echo "1 Ok.\n";
>>
>>>      $Directory = opendir("ssh2.sftp://$sftp/uploads/") or die ("");
>>
>>>      if ($Directory)
>>
>>>        {echo "2 Ok.\n";
>>
>>>         while (false !== ($file = readdir($Directory)))
>>
>>>           {echo "File -> ".$file."\n";
>>
>>>           }
>>
>>>         echo "3 Ok.\n";
>>
>>>        }
>>
>>>     }
>>
>>> unset($connection);
>>
>>> ?>
>>
>>>
>>
>>> (Obviously I have mask the important thinks)
>>
>>> If I try to use it in my VM debian server, I see this echo:
>>
>>>
>>
>>> 1 Ok
>>
>>> 2 Ok
>>
>>> File -> TestFile1.csv
>>
>>> File -> TestFile2.csv
>>
>>> File -> TestFile3.csv
>>
>>> 3 Ok
>>
>>>
>>
>>> But if I try to use the same script in my regular server (a debian one, same version of the previous one, some php version, some ssh2 library version), I receive this echo:
>>
>>>
>>
>>> 1 Ok
>>
>>> 2 Ok
>>
>>> 3 Ok
>>
>>>
>>
>>> Via tcpdump I see that SFTP server gives me exactly the same infos in both tests.
>>
>>> And if I try to open a file (knowing its name) with fopen/fgets in the second server, it works.
>>
>>>
>>
>>> So why readdir (and functions similar) fails, while fopen/fgets works?
>>
>>> I watch php configurations on both server and thay seems identical.
>>
>>> Where do I have to search?
>>
>>>
>>
>>> Thanks in advance
>>
>>> Best regards
>>
>>> Paolo
>>
>>>
>>
>>
>>
>> How is system security set up in the working and failing systems?
>>
>> Perhaps you don't have permission to list the directory in the failing one?
>>
>>
>>
>
> Hi Jerry and thank you.
>
> How/Where can I find the infos of that kind of permissions?
>
> Thanks in advance
> Best regards
> Paolo
>

It all depends on the version of Linux you're using. Try a Linux 
administration book (or newsgroup) for your version.

-- 
==================
Remove the "x" from my email address
Jerry Stuckle
JDS Computer Training Corp.
jstucklex@attglobal.net
==================

Thread

Problem with readdir and ssh2 Paolo Varalta <varaltapaolo@gmail.com> - 2013-02-07 02:38 -0800
  Re: Problem with readdir and ssh2 Jerry Stuckle <jstucklex@attglobal.net> - 2013-02-07 08:58 -0500
    Re: Problem with readdir and ssh2 Paolo Varalta <varaltapaolo@gmail.com> - 2013-02-07 06:28 -0800
      Re: Problem with readdir and ssh2 Jerry Stuckle <jstucklex@attglobal.net> - 2013-02-07 09:54 -0500
        Re: Problem with readdir and ssh2 Paolo Varalta <varaltapaolo@gmail.com> - 2013-02-07 07:31 -0800
          Re: Problem with readdir and ssh2 Jerry Stuckle <jstucklex@attglobal.net> - 2013-02-07 11:24 -0500

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