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#!/bin/bash
reposdir="/srv/ftp"
targetdir="/srv/ftp"
repos="core extra testing community community-testing"
lock="/tmp/create-filelists.lock"
. "$(dirname $0)/../db-functions"
. "$(dirname $0)/../config"
if [ -f "$lock" ]; then
echo "Error: create-filelists already in progress."
exit 1
fi
touch "$lock" || exit 1
# location where the package DB is extracted so we know what to include
DBDIR="$(mktemp -d /tmp/create-filelists.dbdir.XXXXXX)" || exit 1
# location where the old files DB is extracted to save us some work
CACHEDIR="$(mktemp -d /tmp/create-filelists.cachedir.XXXXXX)" || exit 1
# location where the new files DB is built up and eventually zipped
TMPDIR="$(mktemp -d /tmp/create-filelists.tmpdir.XXXXXX)" || exit 1
#adjust the nice level to run at a lower priority
/usr/bin/renice +10 -p $$ > /dev/null
case "${DBEXT}" in
*.gz) TAR_OPT="z" ;;
*.bz2) TAR_OPT="j" ;;
*.xz) TAR_OPT="J" ;;
*) echo "Unknown compression type for DBEXT=${DBEXT}" && exit 1 ;;
esac
FILESEXT="${DBEXT//db/files}"
for repo in $repos; do
REPO_DB_FILE="${repo}$DBEXT"
FILES_DB_FILE="${repo}$FILESEXT"
for arch in ${ARCHES[@]}; do
# echo "Running for architecture $arch, repo $repo"
cd "$reposdir"
repodir="${repo}/os/${arch}"
cached="no"
# extract package db archive
if [ -f "${targetdir}/${repodir}/${REPO_DB_FILE}" ]; then
mkdir -p "${DBDIR}/${repodir}"
# echo "extracting $REPO_DB_FILE"
bsdtar -xf "${targetdir}/${repodir}/${REPO_DB_FILE}" -C "${DBDIR}/${repodir}"
else
echo "Fail! Does the repo $repo with arch $arch even exist?"
continue
fi
# extract old file archive
if [ -f "${targetdir}/${repodir}/${FILES_DB_FILE}" ]; then
mkdir -p "${CACHEDIR}/${repodir}"
# echo "extracting $FILES_DB_FILE"
bsdtar -xf "${targetdir}/${repodir}/${FILES_DB_FILE}" -C "${CACHEDIR}/${repodir}"
cached="yes"
fi
# create file lists
for pkg in $(ls ${DBDIR}/${repodir}); do
dbpkgdir="${DBDIR}/${repodir}/${pkg}"
cachepkgdir="${CACHEDIR}/${repodir}/${pkg}"
tmppkgdir="${TMPDIR}/${repodir}/${pkg}"
mkdir -p "$tmppkgdir"
ln "${dbpkgdir}/desc" "${tmppkgdir}/desc"
ln "${dbpkgdir}/depends" "${tmppkgdir}/depends"
if [ -f "${cachepkgdir}/files" ]; then
# echo "cache: $pkg"
ln "${cachepkgdir}/files" "${tmppkgdir}/files"
else
# echo "not cache: $repo/$arch: $pkg"
filename=$(grep -A1 '^%FILENAME%$' "${dbpkgdir}/desc" | tail -n1)
echo '%FILES%' > "${tmppkgdir}/files"
bsdtar --exclude=.* -tf "$repodir/$filename" >> "${tmppkgdir}/files"
cached="no"
fi
done
# create new file archive
if [ "$cached" == "no" ]; then
# at least one package has changed, so let's rebuild the archive
# echo "creating ${FILES_DB_FILE}/${arch}"
pkgdir="${targetdir}/${repodir}"
mkdir -p "$pkgdir"
cd "${TMPDIR}/${repodir}"
[ -f "${pkgdir}/${FILES_DB_FILE}.old" ] && rm "${pkgdir}/${FILES_DB_FILE}.old"
[ -f "${pkgdir}/${FILES_DB_FILE}" ] && mv "${pkgdir}/${FILES_DB_FILE}" "${pkgdir}/${FILES_DB_FILE}.old"
bsdtar --exclude=*${DBEXT//\.db/} -c${TAR_OPT}f "${pkgdir}/${FILES_DB_FILE}" *
fi
done
done
cd - >/dev/null
rm -rf "$TMPDIR" "$CACHEDIR" "$DBDIR"
rm -f "$lock" || exit 1
# echo 'done'
# vim: set ts=4 sw=4 et ft=sh:
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