/usr/bin/pkgos-scan-repo is in openstack-pkg-tools 75.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50  | #!/bin/sh
set -e
#set -x
if ! [ -r /etc/pkgos/pkgos.conf ] ; then
	echo "Could not read /etc/pkgos/pkgos.conf"
	exit 1
else
	. /etc/pkgos/pkgos.conf
fi
# It's possible to give the repo name as parameter
if [ -n "${1}" ] ; then
	REPO_DEST=${1}
fi
# Scan the repo
scan_repo() {
	echo "===> Scanning ${REPO_ROOT} for packages in ${REPO_DEST} with arch ${SCAN_ARCHES}"
	local MYCUR_DIR
	MYCURDIR=`pwd`
	cd ${REPO_ROOT}/debian
	for i in ${SCAN_ARCHES} ; do
		mkdir -p dists/${REPO_DEST}/main/binary-${i}
		dpkg-scanpackages -a ${i} pool/${REPO_DEST}/main /dev/null > dists/${REPO_DEST}/main/binary-${i}/Packages
		gzip -c dists/${REPO_DEST}/main/binary-${i}/Packages >dists/${REPO_DEST}/main/binary-${i}/Packages.gz
		bzip2 -f -k dists/${REPO_DEST}/main/binary-${i}/Packages
	done
	mkdir -p dists/${REPO_DEST}/main/source
	dpkg-scansources pool/${REPO_DEST}/main /dev/null >dists/${REPO_DEST}/main/source/Sources
	gzip -c dists/${REPO_DEST}/main/source/Sources >dists/${REPO_DEST}/main/source/Sources.gz
	bzip2 -f -k dists/${REPO_DEST}/main/source/Sources
	cd dists/${REPO_DEST}
	rm -f Release Release.gpg
	TMPFILE=`mktemp -t pkgos_scan.XXXXXX`
	apt-ftparchive release . -o APT::FTPArchive::Release::Origin="Mirantis" -o APT::FTPArchive::Release::Codename="${REPO_DEST}" > ${TMPFILE}
	mv ${TMPFILE} ./Release
	gpg -abs -o Release.gpg Release
	gpg --clearsign Release
	mv Release.asc InRelease
	chmod +r Release Release.gpg
	cd ${MYCURDIR}
}
scan_repo
for i in ${SCAN_ARCHES} ; do
	echo "===> Updating schroot ${TARGET_DISTRO}-${i}"
	sudo sbuild-update -udcar ${TARGET_DISTRO}-${i}
done
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