File size: 2,119 Bytes
2e3030d | 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 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | #!/bin/sh
# Code updated based on a bug report in Ubuntu:
# Bug #1999259 reported by Kyler Laird on 2022-12-09
set -e
# Get the effective UID, but do so in a compatible way (we may be running dash)
euid=${EUID:-$(id -u)}
if [ "${euid}" -ne 0 ]; then
echo "Please run as root"
exit 1
fi
if [ -f "@CIFPP_ETC_DIR@/libcifpp.conf" ]; then
. "@CIFPP_ETC_DIR@/libcifpp.conf"
fi
# check to see if we're supposed to run at all
if [ "$update" != "true" ]; then
exit 0
fi
# if cache directory doesn't exist, exit.
if ! [ -d "@CIFPP_CACHE_DIR@" ]; then
echo "Cache directory '@CIFPP_CACHE_DIR@' does not exist"
exit 1
fi
# Create a temp file in the right directory and
# make sure it is cleaned up when this script exits
tmpfile=$(mktemp)
trap "rm -f \"${tmpfile}\"" EXIT
update_dictionary() {
dict=$1
source=$2
# Using curl with
# --location (follow redirects)
# --silent (no diagnostic output at all)
# --time-cond (only fetch if source is newer)
#
# Output is extracted and written to $tmpfile and when successful
# the tmpfile is placed at the desired location and updated is set
# to true
curl --silent --location --compressed --time-cond "${dict}" "${source}" | (
# uncompress the file on the fly, if it is compressed
if [ "${source%.gz}" != "${source}" ]; then
gunzip -c > "${tmpfile}" 2>/dev/null
else
cat > "${tmpfile}"
fi
) && (
mv "${tmpfile}" "${dict}" && chmod a+r "${dict}"
) || true
}
# Update the dictionaries
update_dictionary "@CIFPP_CACHE_DIR@/components.cif" "https://files.wwpdb.org/pub/pdb/data/monomers/components.cif.gz"
update_dictionary "@CIFPP_CACHE_DIR@/mmcif_pdbx.dic" "https://mmcif.wwpdb.org/dictionaries/ascii/mmcif_pdbx_v50.dic.gz"
update_dictionary "@CIFPP_CACHE_DIR@/mmcif_ma.dic" "https://github.com/ihmwg/ModelCIF/raw/master/dist/mmcif_ma.dic"
# notify subscribers, using find instead of run-parts to make it work on FreeBSD as well
if [ -d "@CIFPP_ETC_DIR@/libcifpp/cache-update.d" ]; then
find "@CIFPP_ETC_DIR@/libcifpp/cache-update.d" \
-exec test -x {} \; -and -not -exec test -d {} \; \
-exec {} "@CIFPP_CACHE_DIR@" \;
fi
exit 0
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