ifad-private-repo-update

# Check the last modified file in $REPODIR - if it is the repomd.xml file,
# then no changes occurred. Otherwise, run createrepo to regenerate it.
#
#  - a.dellaera@ifad.org  Fri Dec 12 12:02:00 CET 2013
#  - m.barnaba@ifad.org   Sun Dec 15 21:32:26 CET 2013
#  - m.barnaba@ifad.org   Sat Dec 28 21:13:20 CET 2013
#  - m.barnaba@ifad.org   Thu Jun 21 10:02:13 CEST 2018

REPODIR=/srv/opensuse/repositories/ifad-private
ARCHIVE=_archive

FILELIST=$REPODIR/.filelist
TMPLIST=$REPODIR/.filelist.tmp

if [ -f "$TMPLIST" ]; then
  # Another process is running, do not overlap.
  echo "RPM update started on `stat -c %y "$TMPLIST"` is not completed yet as of `date --rfc-3339=ns`"
  exit 1
fi

touch $TMPLIST
find $REPODIR -name "*.rpm" -not -path "*/$ARCHIVE/*" -type f | sort | tr '\n' '\0' | xargs -0 sha1sum > $TMPLIST

diff=`diff -u $FILELIST $TMPLIST`

if test -n "$diff"; then
  echo -e "Updating RPM repository due to file changes.\n"
  createrepo --exclude "$ARCHIVE/*" --update $REPODIR
  rm $REPODIR/repodata/repomd.xml.asc
  gpg -a --detach-sign $REPODIR/repodata/repomd.xml

  echo -e "\nChanges:\n$diff"

  echo -e "\nCurrent files list:"
  cat $TMPLIST

  mv $TMPLIST $FILELIST
else
  rm $TMPLIST
fi

exit 0