chirp - command line tool providing explicit control of a Chirp server.


chirp [options] [hostname] [command]


chirp is a tool to connect and manage a Chirp server in a similar way to an FTP client. chirp allows connecting to a Chirp server, copying files, and managing directories, auditing node etc...

Here are some important chirp commands:

  • open <host> Connect to a Chirp server.
  • close Close connection to current Chirp server.
  • get <remotefile> [localfile] Copy a remote file to local storage.
  • put <localfile> [remotefile] Copy a local file to Chirp server.
  • thirdput <file> <3rdhost> <3rdfile> Copy a remote file to another Chirp server.
  • getacl <remotepath> Get acl of a remote file/directory.
  • setacl <remotepath> <user> <rwldax> Set acl for a remote file/directory.
  • ls [-la] [remotepath] List contents of a remote directory.
  • mv <oldname> <newname> Change name of a remote file.
  • rm <file> Delete a remote file.
  • audit [-r] Audit current Chirp server.
  • exit Close connection and exit Chirp.

chirp also manages Chirp tickets for authentication purpose.

  • ticket_create [-o[utput] <ticket filename>] [-s[ubject] <subject/user>] [-d[uration] <duration>] [-b[its] <bits>] [[<directory> <acl>] ...] Creat a ticket
  • ticket_create [-o[utput] <ticket filename>] [-s[ubject] <subject/user>] [-d[uration] <duration>] [-b[its] <bits>] [[<directory> <acl>] ...] Creat a ticket
  • ticket_register <name> [<subject>] <duration> Manually register a ticket with multiple Chirp severs.
  • ticket_delete <name> Remove a ticket.
  • ticket_list <name> List registered tickets on a Chirp server.
  • ticket_get <name> Check status of a ticket.
  • ticket_modify <name> <directory> <aclmask> Modify a ticket.


  • -a,--auth=<flag>
    Require this authentication mode.
  • -d,--debug=<flag>
    Enable debugging for this subsystem.
  • -i,--tickets=<files>
    Comma-delimited list of tickets to use for authentication.
  • -l,--verbose
    Long transfer information.
  • -t,--timeout=<time>
    Set remote operation timeout.
  • -v,--version
    Show program version.
  • -h,--help
    Show help text.


  • CHIRP_CLIENT_TICKETS Comma delimited list of tickets to authenticate with (same as -i).


On success, returns zero. On failure, returns non-zero.


To connect to a Chirp server using chirp:

% chirp
chirp> (enter more commands here)

To copy a single local file using chirp:

% chirp put /tmp/mydata.dat /mydata/mydata.dat

To get a single remote file using chirp:

% chirp get /mydata/mydata.dat /tmp/mydata.dat

To create a ticket using:

% chirp get ticket_create -output myticket.ticket -subject unix:user -bits 1024 -duration 86400 / rl /foo rwl

To register a ticket with other Chirp servers:

% chirp ticket_register myticket.ticket unix:user 86400

To delete a ticket:

% chirp ticket_delete myticket.ticket

The Cooperative Computing Tools are Copyright (C) 2005-2021 The University of Notre Dame. This software is distributed under the GNU General Public License. See the file COPYING for details.