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Also check just downloaded copies

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This commit is contained in:
Stefan Reimer 2011-10-31 17:15:03 -07:00
parent 44e9f5e369
commit 5f3686facb
1 changed files with 25 additions and 12 deletions
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29
scripts/build.sh
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@ -17,29 +17,42 @@ die() {
exit 1 exit 1
} }
fetch_file() { fetch_file() {
local URL=$1 local URL=$1
local DIGESTS=$2 local DIGEST=$2
FILE_NAME=$(basename ${URL}) FILE_NAME=$(basename ${URL})
# Check local cache MD5=$(curl -s -S ${DIGEST} | grep -o -E -e "^[0-9a-f]{32}\s*${FILE_NAME}$" | awk '{print $1}')
if [ -z ${MD5} ]; then
die "Unable to get checksum for ${FILE_NAME}, abort"
fi
# Do we have local copy
if [ -f ${LOCAL_CACHE}/${FILE_NAME} ]; then if [ -f ${LOCAL_CACHE}/${FILE_NAME} ]; then
# DIGISTS available ? # if we have local, correct copy use it
if [ -n ${DIGESTS} ]; then
MD5=$(curl -s ${DIGESTS} | grep -o -E -e "^[0-9a-f]{32}\s*${FILE_NAME}$" | awk '{print $1}')
if [ $(md5sum ${LOCAL_CACHE}/${FILE_NAME} | awk '{print $1}') = ${MD5} ]; then if [ $(md5sum ${LOCAL_CACHE}/${FILE_NAME} | awk '{print $1}') = ${MD5} ]; then
cp ${LOCAL_CACHE}/${FILE_NAME} . cp ${LOCAL_CACHE}/${FILE_NAME} .
return return
fi
else else
cp ${LOCAL_CACHE}/${FILE_NAME} . echo "Invalid checksum for ${LOCAL_CACHE}/${FILE_NAME}, downloading new copy..."
return
fi fi
fi fi
wget -nc ${URL} || die "Cannot download ${URL}!" wget -nc ${URL} || die "Cannot download ${URL}!"
if [ $(md5sum ${FILE_NAME} | awk '{print $1}') != ${MD5} ]; then
die "Invalid checksum for ${FILE_NAME}!"
fi
# Check if local cache is usable
if [ -d ${LOCAL_CACHE} ] && [ -w ${LOCAL_CACHE} ]; then
cp ${FILE_NAME} ${LOCAL_CACHE} cp ${FILE_NAME} ${LOCAL_CACHE}
echo "Stored ${FILE_NAME} in local cache."
fi
} }
# bootstrap ROOT_FS PROFILE ARCH # bootstrap ROOT_FS PROFILE ARCH
bootstrap() { bootstrap() {
local ROOT_FS=$1 local ROOT_FS=$1