Variables used below:

- `$compose_endpoint:$compose_port`: the hostname/port combination used to talk to the Compose deployment
- `$icd_endpoint:$icd_port`: the hostname/port combination used to talk to IBM Cloud Databases
- `$compose_username:$compose_password`: the username/password combination used to authenticate against the Compose deployment
- `$icd_username:$icd_password`: the username/password combination used to authenticate against IBM Cloud Databases
- `$bucket_name`: the name of the bucket we're going to use
- `$path_to_snapshot_folder`: the base path inside the bucket where we want to write all snapshot data. Make sure there's no leading slash (e.g: `folder1/folder2`, not `/folder1/folder2`)
- `$access_key`: the IBM Cloud Object Storage/S3 repo access key
- `$secret_key`: the IBM Cloud Object Storage/S3 repo secret key
- `$storage_service_endpoint`: the IBM Cloud Object Storage/S3 endpoint hostname
- `$CURL_CA_BUNDLE`: path to a file containing the SSL client certificate used to connect to your Databases for Elasticsearch