aptly_intake_monitor.sh

#!/bin/bash
#
# aptly-intake - pick up and publish with aptly
# Copyright (C) 2020 Eugenio "g7" Paolantonio <me@medesimo.eu>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#    * Redistributions of source code must retain the above copyright
#      notice, this list of conditions and the following disclaimer.
#    * Redistributions in binary form must reproduce the above copyright
#      notice, this list of conditions and the following disclaimer in the
#      documentation and/or other materials provided with the distribution.
#    * Neither the name of the <organization> nor the
#      names of its contributors may be used to endorse or promote products
#      derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

QUEUE_DIRECTORY="${1}"

info() {
	echo "I: $@"
}

warning() {
	echo "W: $@" >&2
}

error() {
	echo "E: $@" >&2
	exit 1
}

[ ! -e "${QUEUE_DIRECTORY}" ] && error "Unable to find specified queue directory"

inotifywait \
	--recursive \
	--monitor \
	--event moved_to \
	--format "%w%f" \
	"${QUEUE_DIRECTORY}/" \
	| while read changes
do

	if [[ ${changes} == *.changes ]]; then
		info "Found ${changes}, calling aptly-intake-import..."
		/usr/bin/aptly-intake-import "${changes}" || warning "Unable to import ${changes}"
	fi
done