synology-upload-file-request.sh

#!/bin/bash
while [ $# -gt 0 ]; do
  case "$1" in
    --host*|-H*)
      if [[ "$1" != *=* ]]; then shift; fi
      HOST="${1#*=}"
      ;;
	--sharing_id*|-S*)
      if [[ "$1" != *=* ]]; then shift; fi
      SHARING_ID="${1#*=}"
      ;;
	--password*|-P*)
      if [[ "$1" != *=* ]]; then shift; fi
      PASSWORD="${1#*=}"
      ;;
    --file*|-F*)
      if [[ "$1" != *=* ]]; then shift; fi
      FILE="${1#*=}"
      ;;
	--uploader_name*|-U*)
      if [[ "$1" != *=* ]]; then shift; fi
      UPLOADER_NAME="${1#*=}"
      ;;
    --help|-h)
      echo "-------------------------------------------------------------------"
      echo "Bash script to upload a file to a Synology NAS using a file request"
      echo "-------------------------------------------------------------------"
      echo
      echo "Syntax: bash synology-upload-file-request.sh --host [HOST] --sharing_id [SHARING_ID] --password [PASSWORD] --uploader_name [UPLOADER_NAME] --file [FILE_TO_UPLOAD]"
      echo
      echo "Options:"
      echo "-H,  --host           Host name of the Synology NAS, including the protocol (HTTP/HTTPS) and the port, without trailing slash"
      echo "-S, --sharing_id      Sharing ID provided by Synology"
      echo "-P, --password        The password for the file request, if defined"
      echo "-F, --file            The file to upload"
      echo "-U, --uploader_name   Uploader name"
      echo
      echo "For more details, see https://github.com/Paul-DS/synology-upload-file-request"
      echo
      exit 0
      ;;
    *)
      >&2 printf "Error: Invalid argument\n"
      exit 1
      ;;
  esac
  shift
done

if [ -z "$HOST" ]
then
	echo "Invalid host"
	exit 1
fi

if [ -z "$SHARING_ID" ]
then
	echo "Invalid sharing ID"
	exit 1
fi

if [ -z "$FILE" ]
then
	echo "Invalid file"
	exit 1
fi

if [ -z "$UPLOADER_NAME" ]
then
	echo "Invalid uploader name"
	exit 1
fi

if [ ! -z "$PASSWORD" ]
then
	echo "Login to synology file share..."
	curl -s -L -X POST "$HOST/sharing/webapi/entry.cgi/SYNO.Core.Sharing.Login" \
			-j -c /tmp/syno_file_upload_cookies \
			-d "api=SYNO.Core.Sharing.Login&method=login&version=1&sharing_id=%22$SHARING_ID%22&password=%22$PASSWORD%22" > /dev/null
else
  echo "Initialize connection..."
  curl -s -L "$HOST/sharing/$SHARING_ID" \
    -j -c /tmp/syno_file_upload_cookies > /dev/null
fi

echo "Uploading the file..."
FILE_SIZE=$(stat --printf="%s" $FILE)
FILE_LAST_MODIFIED=$(date -r $FILE +%s%3N)
curl -s -L -X POST "$HOST/webapi/entry.cgi?api=SYNO.FileStation.Upload&method=upload&version=2&_sharing_id=%22$SHARING_ID%22" \
        -b /tmp/syno_file_upload_cookies \
        -F "overwrite=\"true\"" \
        -F "mtime=\"$FILE_LAST_MODIFIED\"" \
        -F "sharing_id=\"$SHARING_ID\"" \
        -F "uploader_name=\"$UPLOADER_NAME\"" \
        -F "size=\"$FILE_SIZE\"" \
        -F "file=@\"$FILE\"" > /dev/null

rm -f /tmp/syno_file_upload_cookies