ElasticSearch index backup/restore script

SCRIPT #1 - ES backup sudo logic: 2 input params: 1) source ES 2) index name If index name is specified, process that one index. If no index is specified, process ALL, except for Kibana index S3 bucket for backup destination should also be parameterized within the script SCRIPT #2 - ES restore sudo logic: 2 input params: 1) target ES 2) index name S3 bucket where backup lives should also be parameterized within the script I want complete script