FileTransferProtocol: Difference between revisions

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UMIACS provides FTP services for transferring data to and from external collaborators.  Since the FTP protocol is conducted entirely in plaintext, external users login to the service as anonymous, and internal users can access the file directories internally.  Users will never authenticate over FTP with their UMIACS account. Please see [[SFTP]] for more information on a secure file transfer protocol.
{{Note|'''Our FTP service is deprecated in favor of the UMIACS Object Store. Please see [[OBJ]]. Depending on when your account was installed, you may or may not have FTP access.'''}}


==Getting data from Collaborators==
UMIACS provides FTP services for transferring data to external collaborators.  Since the FTP protocol is conducted entirely in plaintext, external users login to the service as anonymous, and internal users can access the file directories internally.  Users will never authenticate over FTP with their UMIACS account.  Please see [[SFTP]] for more information on a secure file transfer protocol.


Collaborators can drop data for users into their FTP incoming file system, located from the FTP service at
==Publishing datasets via FTP==
 
{{Note|'''This part of our FTP service is deprecated in favor of the UMIACS Object Store. Please see [[OBJ]].'''}}  
<pre>ftp://ftp.umiacs.umd.edu/incoming/<username>/</pre>
 
FTP logins can write to this space to upload data, but cannot list the files they have placed there.  Users can then access the data in their ftpincoming space from
 
* '''/fs/ftp/incoming/<username>''' from supported unix machines
* '''\\umiacs-webftp\ftp-umiacs\incoming\<username>''' - from supported windows machines
 
/fs is an automounted file system. This means it will mount other file systems on demand. Although the ftp directory may not be visible to an ls command while in fs, one can still cd into ftp.
 
Please move your data as soon as possible after it is left for you - files older than 15 days are subject to deletion as necessary.
 
==Publishing data sets via FTP==
{{Note|'''This part of our FTP service is deprecated in favor of the UMIACS Object Store. Please see [[OBJbox]].'''}}  


Users can place data to be externally accessible in their public FTP space, which is located from the FTP service as
Users can place data to be externally accessible in their public FTP space, which is located from the FTP service as
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<pre>ftp://ftp.umiacs.umd.edu/pub/<username>/</pre>
<pre>ftp://ftp.umiacs.umd.edu/pub/<username>/</pre>


To upload data to your public site, you can upload data to,
To upload data to your public site, you can upload data to either
 
* '''/fs/ftp/pub/<username>''' from supported UNIX machines
* '''/fs/ftp/pub/<username>''' from supported unix machines
* '''\\umiacs-webftp\ftp-umiacs\pub\<username>''' from supported Windows machines
* '''\\umiacs-webftp\ftp-umiacs\pub\<username>''' - from supported windows machines
 
==Effects of tmpwatch==
There is a configuration of tmpwatch[http://linux.die.net/man/8/tmpwatch] in place on our FTP service that will remove any files, regardless of owner or permissions, from any /fs/ftp/incoming/ directory that have not been accessed in 30 days.

Latest revision as of 20:32, 18 October 2022

Exclamation-point.png Our FTP service is deprecated in favor of the UMIACS Object Store. Please see OBJ. Depending on when your account was installed, you may or may not have FTP access.

UMIACS provides FTP services for transferring data to external collaborators. Since the FTP protocol is conducted entirely in plaintext, external users login to the service as anonymous, and internal users can access the file directories internally. Users will never authenticate over FTP with their UMIACS account. Please see SFTP for more information on a secure file transfer protocol.

Publishing datasets via FTP

Exclamation-point.png This part of our FTP service is deprecated in favor of the UMIACS Object Store. Please see OBJ.

Users can place data to be externally accessible in their public FTP space, which is located from the FTP service as

ftp://ftp.umiacs.umd.edu/pub/<username>/

To upload data to your public site, you can upload data to either

  • /fs/ftp/pub/<username> from supported UNIX machines
  • \\umiacs-webftp\ftp-umiacs\pub\<username> from supported Windows machines