DreamObjects Sample Upload Script (Bash)

DreamObjectsUpload.sh

#!/bin/bash

function uploadDreamObjects {
  # Uploads a single file to the DreamObjects S3-style API
  # Sample code provided by http://mediarealm.com.au/
  
  # Based on https://gist.github.com/chrismdp/6c6b6c825b07f680e710
  # Also https://raw.githubusercontent.com/fredericofs/s3.bash/master/simple_version_working
  # And http://tmont.com/blargh/2014/1/uploading-to-s3-in-bash
  
  DREAMKEY="MYKEY"
  DREAMSECRET="MYSECRET"
  
  path="$1"
  file="$2"
  dream_path="$3"
  bucket="$4"
  
  full_path="${bucket}${dream_path}${file}"
  date=`date -R -u`
  
  content_type='application/x-compressed-tar'
  string="PUT\n\n${content_type}\n${date}\n/${full_path}"
  signature=$(echo -en "${string}" | openssl sha1 -hmac "${DREAMSECRET}" -binary | base64)
  
  curl -X PUT -T "${path}/${file}" \
    -H "Host: ${bucket}.objects-us-west-1.dream.io" \
    -H "Date: ${date}" \
    -H "Content-Type: ${content_type}" \
    -H "Authorization: AWS ${DREAMKEY}:${signature}" \
    "https://${bucket}.objects-us-west-1.dream.io${dream_path}${file}"
}


# Example Usage 1
# Uploads '/path/to/file/mybackup.tar.gz'
# Stores as '/boo/mybackup.tar.gz'
# Bucket name: 'my-sample-bucketname'
uploadDreamObjects "/path/to/file/" "mybackup.tar.gz" "/boo/" "my-sample-bucketname"

# Example Usage 2
# Uploads '/path/to/file/my-filename-to-upload.tar.gz'
# Stores as '/YYYY-MM-DD/my-filename-to-upload.tar.gz'
# Bucket name: 'my-sample-bucketname'
uploadDreamObjects "/path/to/file/" "my-filename-to-upload.tar.gz" "/$(date +%F)/" "my-sample-bucketname"