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@gadiener
Forked from JustinTimperio/download_from_minio.sh
Last active October 14, 2021 20:02
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Download a File to Minio with Curl and Zero External Libraries or Programs
#!/usr/bin/env sh
# Example: ./download_minio.sh example.url.com username password bucket-name minio/path/to/file.txt.zst /download/path/to/file.txt.zst
if [ -z $1 ]; then
echo "You have NOT specified a MINIO URL!"
exit 1
fi
if [ -z $2 ]; then
echo "You have NOT specified a USERNAME!"
exit 1
fi
if [ -z $3 ]; then
echo "You have NOT specified a PASSWORD!"
exit 1
fi
if [ -z $4 ]; then
echo "You have NOT specified a BUCKET!"
exit 1
fi
if [ -z $5 ]; then
echo "You have NOT specified a MINIO FILE PATH!"
exit 1
fi
# User Minio Vars
URL=$1
USERNAME=$2
PASSWORD=$3
BUCKET=$4
MINIO_PATH="/${BUCKET}/$5"
# Static Vars
DATE=$(date -R --utc)
CONTENT_TYPE='application/zstd'
SIG_STRING="GET\n\n${CONTENT_TYPE}\n${DATE}\n${MINIO_PATH}"
SIGNATURE=`echo -en ${SIG_STRING} | openssl sha1 -hmac ${PASSWORD} -binary | base64`
curl \
-H "Host: $URL" \
-H "Date: ${DATE}" \
-H "Content-Type: ${CONTENT_TYPE}" \
-H "Authorization: AWS ${USERNAME}:${SIGNATURE}" \
http://$URL${MINIO_PATH}
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