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#!/bin/bash
################################################################################
# This file is part of LibreELEC - https://libreelec.tv
# Copyright (C) 2017-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/>.
################################################################################
. config/options $1
_get_file_already_downloaded() {
if [ -f $PACKAGE ]; then
if [ "$(cat $STAMP_URL 2>/dev/null)" == "${PKG_URL}" ]; then
[ -z "${PKG_SHA256}" -o "$(cat $STAMP_SHA 2>/dev/null)" == "${PKG_SHA256}" ] && return 0
fi
fi
return 1
}
if [ -z "$1" ]; then
for i in `find packages/ -type f -name package.mk`; do
GET_PKG=`grep ^PKG_NAME= $i | sed -e "s,\",,g" -e "s,PKG_NAME=,,"`
$SCRIPTS/get $GET_PKG
done
fi
[ -z "$PKG_URL" -o -z "$PKG_SOURCE_NAME" ] && exit 0
mkdir -p $SOURCES/$1
PACKAGE="$SOURCES/$1/$PKG_SOURCE_NAME"
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 $PACKAGE"
STAMP_URL="$PACKAGE.url"
STAMP_SHA="$PACKAGE.sha256"
# Latest file already present, exit now...
_get_file_already_downloaded $1 && exit 0
# Avoid concurrent downloads of the same package
_isblocked=N
exec 99<$SOURCES/$1
while ! flock --nonblock --exclusive 99; do
[ ${_isblocked} == N ] && { echo "Project/Device ${DEVICE:-${PROJECT}} waiting, to avoid concurrent download of ${1}..."; _isblocked=Y; }
sleep 1
done
# Check again in case of concurrent access - if nothing needs to be downloaded, exit now...
_get_file_already_downloaded $1 && exit 0
# At this point, we need to download something...
printf "%${BUILD_INDENT}c ${boldcyan}GET${endcolor} $1\n" ' '>&$SILENT_OUT
export BUILD_INDENT=$((${BUILD_INDENT:-1}+$BUILD_INDENT_SIZE))
# 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
rm -f $PACKAGE
if $WGET_CMD "$PKG_URL" || $WGET_CMD "$PACKAGE_MIRROR"; then
CALC_SHA256="$(sha256sum $PACKAGE | cut -d" " -f1)"
[ -z "${PKG_SHA256}" -o "${PKG_SHA256}" == "${CALC_SHA256}" ] && break
printf "${boldred}WARNING${endcolor} Incorrect checksum calculated on downloaded file: got ${CALC_SHA256}, wanted ${PKG_SHA256}\n\n"
fi
NBWGET=$((NBWGET - 1))
done
if [ $NBWGET -eq 0 ]; then
echo -e "\nCant't get $1 sources : $PKG_URL\n Try later !!"
exit 1
else
printf "${boldgreen}INFO${endcolor} Calculated checksum is: ${CALC_SHA256}\n\n"
echo "${PKG_URL}" > $STAMP_URL
echo "${CALC_SHA256}" > $STAMP_SHA
fi
exit 0