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From Gary Gregory <garydgreg...@gmail.com>
Subject Re: [vfs] implementation requires List privilege on the remote directory structure
Date Thu, 22 Aug 2013 11:19:43 GMT
On Wed, Aug 21, 2013 at 6:38 AM, Geoff Watters <geoff.watters@oracle.com>wrote:

> I am writing an application that uses VFS to implement the FTP operations.
>
> I have found that the VFS implementation (commons-vfs2-2.0.jar)) relies on
> the List permission on the remote directory structure.
>
> For example, if I am FTPing a file to a remote dir "uploads", then on the
> remote system, the <ftpUserHome> that already contains a subdirectory
> called "uploads", does require List privilege. This is targeting FileZilla
> Server (0.9.41 beta) on Windows 7.
>
> If List privilege is not granted then the following exception is raised:-
> Caused by: org.apache.commons.vfs2.**FileSystemException: Could not
> create folder "ftp://myLaptop/upload".
>     at org.apache.commons.vfs2.**provider.AbstractFileObject.**
> createFolder(**AbstractFileObject.java:999)
>     at org.apache.commons.vfs2.**provider.AbstractFileObject.**
> getOutputStream(**AbstractFileObject.java:1424)
>     at org.apache.commons.vfs2.**provider.DefaultFileContent.**
> getOutputStream(**DefaultFileContent.java:461)
>     at org.apache.commons.vfs2.**provider.DefaultFileContent.**
> getOutputStream(**DefaultFileContent.java:441)
>     at org.apache.commons.vfs2.**FileUtil.copyContent(FileUtil.**java:111)
>     at org.apache.commons.vfs2.**provider.AbstractFileObject.**
> copyFrom(AbstractFileObject.**java:1053)
>     ... 24 more
> Caused by: org.apache.commons.vfs2.**FileSystemException: Could not
> create FTP directory "ftp://myLaptop/upload".
>     at org.apache.commons.vfs2.**provider.ftp.FtpFileObject.**
> doCreateFolder(FtpFileObject.**java:544)
>     at org.apache.commons.vfs2.**provider.AbstractFileObject.**
> createFolder(**AbstractFileObject.java:988)
>
> If the remote file does exist, then the exception is not raised even when
> List privilege is not granted to the <ftpUserHome> directory.
>
> List privilege is not needed when using a command-line FTP client.
>
> Is this a known issue or restriction?
>

Well, it does not seem to be documented in the Javadoc. It is not clear to
me if you think this is a bug or if it should be part of the documentation.

Please feel free to submit patches (for trunk) via Jira.

Thank you,
Gary


>
> Thanks in advance
>
>
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