Basic usage of elasticsearch-dump

es-dump.sh

#!/bin/bash

ES_HOST=localhost
ES_PORT=9200
ES_USERNAME=elasticsearch
ES_PASSWORD=oohlala
ES_URL="https://$ES_USERNAME:$ES_PASSWORD@$ES_HOST:$ES_PORT"

dump_mapping() {
    local index_name="$1"

    docker run --rm --name "elasticdump-mapping-${index_name}" \
        -e NODE_TLS_REJECT_UNAUTHORIZED=0 \
        -v /home/cosimo/tmp/elasticsearch-dump/data:/tmp \
        -ti elasticdump/elasticsearch-dump \
        --input="$ES_URL/$index_name" \
        --output="/tmp/mapping-${index_name}.json" \
        --type=mapping
}

dump_data() {
    local index_name="$1"

    docker run --rm --name "elasticdump-data-${index_name}" \
        -e NODE_TLS_REJECT_UNAUTHORIZED=0 \
        -v /home/cosimo/tmp/elasticsearch-dump/data:/tmp \
        -ti elasticdump/elasticsearch-dump \
        --input="$ES_URL/$index_name" \
        --output="/tmp/data-${index_name}.json" \
        --limit=1000 \
        --concurrency=10 \
        --concurrencyInterval=5000 \
        --intervalCap=10 \
        --type=data
}

dump_mapping some_index_name
dump_data some_index_name

# ...