elastic search operations

>> list indices
curl -X GET "localhost:9200/_cat/indices?v"

>> show elasticsearch health
curl -s -X GET 'http://localhost:9200/_cluster/health/'

>> delete index
curl -XDELETE http://localhost:9200/index_name/

>> ask document count
curl -XGET 'http://localhost:9200/index_name/_count?pretty=true'

>> search documents
curl 'http://localhost:9200/index_name/_search?q=*'
curl 'http://localhost:9200/index_name/_search?pretty'

>> show index mapping
curl -XGET 'http://localhost:9200/index_name/_mapping?pretty=true'

>> search with key
curl -XGET -H 'Content-Type: application/json' 'http://localhost:9200/index_name/_search' -d '
{
    "query": {
        "match": {"key_id": "value"}}
    }
}
'

>> search and sort all
curl -XGET -H 'Content-Type: application/json' 'http://localhost:9200/index_name/_search' -d '
{
    "query": {
        "match_all": {}
    },
    "sort" : {
        "timestamp": {"order": "asc"}
    }
}
'