NAME

anyevent-mqtt-pub - Perl script for publishing to an MQTT topic

VERSION

version 1.212810

SYNOPSIS

# messages one per line on stdin
echo message | anyevent-mqtt-pub [options] topic

# message as command line arguments
anyevent-mqtt-pub [options] topic this is a message

DESCRIPTION

This script publishes each line from stdin as an MQTT message on the given topic.

OPTIONS

-help

Print a brief help message.

-man

Print the manual page.

-host A.B.C.D

The host running the MQTT service. The default is 127.0.0.1.

-port NNNNN

The port of the running MQTT service. The default is 1883.

-client-id STRING

The client id to use in the connect message. The default is 'NetMQTTpm' followed by the process id of the process. This should be up to 23 characters and only use the characters A-Z, a-z, and 0-9 for maximum compatibility.

-qos N

The QoS level for the published message. The default is 0 (MQTT_QOS_AT_MOST_ONCE).

-verbose

Include more verbose output. Without this option the script only outputs errors

-keepalive NNN

The keep alive timer value. Defaults to 120 seconds. For simplicity, it is also currently used as the connection timeout.

-retain

Set the retain flag on the message. Default is not set.

SEE ALSO

AnyEvent::MQTT(3)

DISCLAIMER

This is not official IBM code. I work for IBM but I'm writing this in my spare time (with permission) for fun.

AUTHOR

Mark Hindess <soft-cpan@temporalanomaly.com>

COPYRIGHT AND LICENSE

This software is copyright (c) 2014 by Mark Hindess.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.