NAME¶

catalog_update - send update to catalog server

SYNOPSIS¶

catalog_update [options] [name=value] ..

DESCRIPTION¶

The catalog_update tool allows users to manually send an update to a catalog server via a short UDP packet.

OPTIONS¶

-c, --catalog=<host>

Send update to this catalog host.

-f, --file=<json-file>

Send additional JSON attributes in this file.

-d, --debug=<flags>

Enable debug flags.

-o, --debug-file=<file>

Send debug output to this file.

 -v <version>

Show software version.

 -h <help>

Show all options.

The catalog_update tool sends a custom message to the catalog server in the from of a JSON object with various properties describing the host. By default, the catalog_update tool includes the following fields in the update:

• type This describes the node type (default is "node").
• version This is the version of CCTools.
• cpu This is CPU architecture of the machine.
• opsys This is operating system of the machine.
• opsysversion This is operating system version of the machine.
• load1 This is 1-minute load of the machine.
• load5 This is 5-minute load of the machine.
• load15 This is 15-minute load of the machine.
• memory_total This is total amount of memory on the machine
• memory_avail This is amount of available memory on the machine
• cpus This is number of detected CPUs on the machine.
• uptime This how long the machine has been running.
• owner This is user who sent the update.

  The field name is intended to give a human-readable name to a service or application which accepts incoming connections at port.

ENVIRONMENT VARIABLES¶

•

CATALOG_HOST Hostname of catalog server (same as -c).

EXIT STATUS¶

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

EXAMPLES¶

The following example sends an update to the catalog server located at catalog.cse.nd.edu with three custom fields.

% cat > test.json << EOF
{


    "type" : "node",


    "has_java" : true,


    "mode" : 3
}
EOF
% catalog_update -c catalog.cse.nd.edu -f test.json

COPYRIGHT¶

The Cooperative Computing Tools are Copyright (C) 2005-2019 The University of Notre Dame. This software is distributed under the GNU General Public License. See the file COPYING for details.

SEE ALSO¶

• Cooperative Computing Tools Documentation
• catalog_server(1) catalog_update(1) catalog_query(1) chirp_status(1) work_queue_status(1) deltadb_query(1)