docker/docker-download.sh

46 lines
1.3 KiB
Bash
Executable File

#!/bin/bash
set -ex
export FILE_HOST="${FILE_HOST:-downloads.openwrt.org}"
curl "https://$FILE_HOST/$DOWNLOAD_PATH/sha256sums" -fs -o sha256sums
curl "https://$FILE_HOST/$DOWNLOAD_PATH/sha256sums.asc" -fs -o sha256sums.asc || true
curl "https://$FILE_HOST/$DOWNLOAD_PATH/sha256sums.sig" -fs -o sha256sums.sig || true
if [ ! -f sha256sums.asc ] && [ ! -f sha256sums.sig ]; then
echo "Missing sha256sums signature files"
exit 1
fi
[ ! -f sha256sums.asc ] || gpg --with-fingerprint --verify sha256sums.asc sha256sums
if [ -f sha256sums.sig ]; then
if hash signify-openbsd 2>/dev/null; then
SIGNIFY_BIN=signify-openbsd # debian
else
SIGNIFY_BIN=signify # alpine
fi
VERIFIED=
for KEY in ./usign/*; do
echo "Trying $KEY..."
if "$SIGNIFY_BIN" -V -q -p "$KEY" -x sha256sums.sig -m sha256sums; then
echo "...verified"
VERIFIED=1
break
fi
done
if [ -z "$VERIFIED" ]; then
echo "Could not verify usign signature"
exit 1
fi
fi
# shrink checksum file to single desired file and verify downloaded archive
rsync -av "$FILE_HOST::downloads/$DOWNLOAD_PATH/$DOWNLOAD_FILE" . || exit 1
grep $DOWNLOAD_FILE sha256sums > sha256sums_min
sha256sum -c sha256sums_min
rm -f sha256sums{,_min,.sig,.asc}
mkdir -p ./build
tar xf $DOWNLOAD_FILE --strip=1 -C ./build
rm -rf $DOWNLOAD_FILE