clone all elastic indexes settings & mapping

clone-elastic-settings.sh

#! /bin/bash

# in this script I assume you got elasticdump installed. https://github.com/taskrabbit/elasticsearch-dump
# if not, either run 
# npm i -g elasticdump 
# or use npx.

export SOURCE_HOST=http://localhost:9200
export DEST_HOST=http://localhost:9201

# clone settings
curl -s ${SOURCE_HOST}/_cat/indices \
| awk '{ print $3 }' \
| xargs -I index elasticdump \
--input ${SOURCE_HOST}/index --output ${DEST_HOST}/index --type settings

# clone mapping
curl -s ${SOURCE_HOST}/_cat/indices \
| awk '{ print $3 }' \
| xargs -I index elasticdump \
--input ${SOURCE_HOST}/index --output ${DEST_HOST}/index --type mapping