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Arch-R/scripts/get_archive
2018-04-02 06:45:10 +01:00

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################################################################################
# This file is part of LibreELEC - https://libreelec.tv
# Copyright (C) 2018-present Team LibreELEC
#
# LibreELEC is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# LibreELEC is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LibreELEC. If not, see <http://www.gnu.org/licenses/>.
################################################################################
_get_file_already_downloaded() {
[ ! -f $PACKAGE -o ! -f $STAMP_URL -o ! -f $STAMP_SHA ] && return 1
[ -n "${PKG_SHA256}" -a "$(cat $STAMP_SHA 2>/dev/null)" != "${PKG_SHA256}" ] && return 1
return 0
}
# Latest file already present, exit now...
_get_file_already_downloaded && exit 0
lock_source_dir $1
# Check again in case of concurrent access - if nothing needs to be downloaded, exit now...
_get_file_already_downloaded && exit 0
# At this point, we need to download something...
printf "%${BUILD_INDENT}c $(print_color CLR_GET "GET") $1 (archive)\n" ' '>&$SILENT_OUT
export BUILD_INDENT=$((${BUILD_INDENT:-1}+$BUILD_INDENT_SIZE))
PACKAGE_MIRROR="$DISTRO_MIRROR/$PKG_NAME/$PKG_SOURCE_NAME"
[ "$VERBOSE" != "yes" ] && WGET_OPT=-q
WGET_CMD="wget --timeout=30 --tries=3 --passive-ftp --no-check-certificate -c $WGET_OPT -O $PACKAGE"
# unset LD_LIBRARY_PATH to stop wget from using toolchain/lib and loading libssl.so/libcrypto.so instead of host libraries
unset LD_LIBRARY_PATH
rm -f $STAMP_URL $STAMP_SHA
NBWGET=10
while [ $NBWGET -gt 0 ]; do
for url in "$PKG_URL" "$PACKAGE_MIRROR"; do
rm -f $PACKAGE
if $WGET_CMD "$url"; then
CALC_SHA256="$(sha256sum $PACKAGE | cut -d" " -f1)"
[ -z "${PKG_SHA256}" -o "${PKG_SHA256}" = "${CALC_SHA256}" ] && break 2
printf "%${BUILD_INDENT}c $(print_color CLR_WARNING "WARNING") Incorrect checksum calculated on downloaded file: got ${CALC_SHA256}, wanted ${PKG_SHA256}\n\n" ' '>&$SILENT_OUT
fi
done
NBWGET=$((NBWGET - 1))
done
if [ $NBWGET -eq 0 ]; then
echo -e "\nCant't get $1 sources : $PKG_URL\n Try later !!"
exit 1
else
printf "%${BUILD_INDENT}c $(print_color CLR_INFO "INFO") Calculated checksum: ${CALC_SHA256}\n\n" ' '>&$SILENT_OUT
echo "${PKG_URL}" > $STAMP_URL
echo "${CALC_SHA256}" > $STAMP_SHA
fi