fluent-start.sh

#!/bin/sh

########################################################################
# fluent-start.sh: Fluentd Startup Script
#
#  Description:
#  This script starts Fluentd with specified configuration. It sets up
#  Fluentd and executes it in the background, along with Fluent-Cat for
#  sending test messages.
#
#  Author: id774 (More info: http://id774.net)
#  Source Code: https://github.com/id774/scripts
#  License: LGPLv3 (Details: https://www.gnu.org/licenses/lgpl-3.0.html)
#  Contact: idnanashi@gmail.com
#
#  Version History:
#  v0.3 2023-12-20
#       Replaced 'which' with 'command -v' for command existence check.
#       Updated script header for consistency.
#  v0.2 2013-04-08
#       Add options.
#  v0.1 2013-04-04
#       First release.
#
#  Usage:
#  ./fluent-start.sh [fluentd path] [fluentd conf path] [options]
#
########################################################################

test -n "$1" && FLUENTD=$1/bin/fluentd
test -n "$1" || FLUENTD=$(command -v fluentd)
test -n "$1" && FLUENT_CAT=$1/bin/fluent-cat
test -n "$1" || FLUENT_CAT=$(command -v fluent-cat)
test -n "$2" && FLUENT_CONF=$2
test -n "$2" || FLUENT_CONF=~/.fluent

$FLUENTD --setup $FLUENT_CONF
$FLUENTD -c $FLUENT_CONF/fluent.conf $3 &
echo '{"json":"message"}' | $FLUENT_CAT debug.test