Archives, compresses, encrypts and uploads a folder to Dropbox. Document backup purpose.

acu

#!/bin/bash

OAUTH_ACCESS_TOKEN=<YOUR OAUTH ACCESS TOKEN HERE>
PASSPHRASE=<YOUR PASSPHRASE>

archive_and_compress_folder() {
    tar -czf "$1.tar.gz" "$1"
}

encrypt_file() {
    gpg -c --batch --passphrase "$PASSPHRASE" "$1.tar.gz" &> /dev/null
}

upload_file() {
    local authorization_header="Authorization: Bearer $OAUTH_ACCESS_TOKEN"
    local dropbox_api_header="Dropbox-API-Arg: {\"path\": \"/$1\", \"mode\": \"overwrite\", \"mute\": true }"
    local content_type_header="Content-Type: application/octet-stream"
    
    curl -X POST https://content.dropboxapi.com/2/files/upload \
        --header "$authorization_header" \
        --header "$dropbox_api_header" \
        --header "$content_type_header" \
        --data-binary @"$1.tar.gz.gpg"
}

clean_up() {
    rm -f "$1.tar.gz" "$1.tar.gz.gpg"
}

archive_and_compress_folder "$1"
encrypt_file "$1"
upload_file "$1"
clean_up "$1"