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|
#!/bin/bash
. "$(dirname $0)/../db-functions"
. "$(dirname $0)/../config"
script_lock
for repo in ${PKGREPOS[@]}; do
for arch in ${ARCHES[@]}; do
repo_lock ${repo} ${arch} || exit 1
done
done
#adjust the nice level to run at a lower priority
renice +10 -p $$ > /dev/null
for repo in ${PKGREPOS[@]}; do
for arch in ${ARCHES[@]}; do
repodb="${FTP_BASE}/${repo}/os/${arch}/${repo}${DBEXT}"
filedb="${FTP_BASE}/${repo}/os/${arch}/${repo}${FILESEXT}"
if [ ! -f "${repodb}" ]; then
continue
fi
# get a list of package files defined in the repo db
mkdir -p "${WORKDIR}/db-dir-${repo}-${arch}"
bsdtar -xf "${repodb}" -C "${WORKDIR}/db-dir-${repo}-${arch}"
# This should actualy be faster than reading all the just extracted files
bsdtar -xOf "${repodb}" | awk '/^%FILENAME%/{getline;print}' | sort > "${WORKDIR}/db-${repo}-${arch}"
# get a list of package files defined in the files db
mkdir -p "${WORKDIR}/files-current-dir-${repo}-${arch}"
if [ ! -f "${filedb}" ]; then
touch "${WORKDIR}/files-${repo}-${arch}"
else
bsdtar -xf "${filedb}" -C "${WORKDIR}/files-current-dir-${repo}-${arch}"
bsdtar -xOf "${filedb}" | awk '/^%FILENAME%/{getline;print}' | sort > "${WORKDIR}/files-${repo}-${arch}"
fi
done
done
case "${FILESEXT}" in
*.gz) TAR_OPT="z" ;;
*.bz2) TAR_OPT="j" ;;
*.xz) TAR_OPT="J" ;;
*) die "Unknown compression type for FILESEXT=${FILESEXT}" ;;
esac
for repo in ${PKGREPOS[@]}; do
for arch in ${ARCHES[@]}; do
filedb="${FTP_BASE}/${repo}/os/${arch}/${repo}${FILESEXT}"
if [ ! -f "${WORKDIR}/db-${repo}-${arch}" ]; then
# remove any files db that might be in this empty repo
if [ -f "${filedb}" ]; then
rm -f "${filedb}"
fi
continue
fi
# Check if updating the files db is needed
if ! diff -q "${WORKDIR}/db-${repo}-${arch}" "${WORKDIR}/files-${repo}-${arch}" >/dev/null; then
mkdir -p "${WORKDIR}/files-new-dir-${repo}-${arch}"
# Include all unchanged file lists
# Note: deleted packages are implicitly excluded
for f in $(comm -12 "${WORKDIR}/db-${repo}-${arch}" "${WORKDIR}/files-${repo}-${arch}"); do
mv "${WORKDIR}/files-current-dir-${repo}-${arch}/${f%*-*${PKGEXT}}" \
"${WORKDIR}/files-new-dir-${repo}-${arch}"
done
# Create file lists for new packages
for f in $(comm -23 "${WORKDIR}/db-${repo}-${arch}" "${WORKDIR}/files-${repo}-${arch}"); do
tdir="${WORKDIR}/files-new-dir-${repo}-${arch}/${f%*-*${PKGEXT}}"
mkdir "${tdir}"
echo '%FILES%' > "${tdir}/files"
bsdtar --exclude=.* -tf "${FTP_BASE}/${repo}/os/${arch}/${f}" >> "${tdir}/files"
# add desc and depends file from db
dbdir="${WORKDIR}/db-dir-${repo}-${arch}/${f%*-*${PKGEXT}}"
mv "${dbdir}/desc" "${tdir}/desc"
mv "${dbdir}/depends" "${tdir}/depends"
done
# Create the actual file db
pushd "${WORKDIR}/files-new-dir-${repo}-${arch}" >/dev/null
bsdtar -c${TAR_OPT}f "${WORKDIR}/${arch}-${repo}${FILESEXT}" *
popd >/dev/null
mv -f "${WORKDIR}/${arch}-${repo}${FILESEXT}" "${filedb}"
ln -sf "${repo}${FILESEXT}" "${filedb%.tar.*}"
fi
done
done
for repo in ${PKGREPOS[@]}; do
for arch in ${ARCHES[@]}; do
repo_unlock ${repo} ${arch}
done
done
script_unlock
|
