match_query_oom

match_query_oom.bash

host=http://localhost:9200
query="a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a"

# curl -XDELETE $host/test_index &> /dev/null

# Create index
curl -s -XPUT "$host/test_index?pretty&wait_for_active_shards=1" -d @- <<EOF
{
	"settings": {
		"number_of_shards": 1,
		"number_of_replicas": 0,
		"analysis": {
			"filter": {
				"3grams": {
					"type": "shingle",
					"max_shingle_size": 3,
					"min_shingle_size": 3
				},
				"60_limit": {
					"type": "limit",
					"max_token_count": 60
				}
			},
			"analyzer": {
				"all3grams": {
					"tokenizer": "standard",
					"filter": [ "3grams" ]
				},
				"first60": {
					"tokenizer": "standard",
					"filter": [
						"3grams",
						"60_limit"
					]
				}
			}
		}
	},
	"mappings": {
		"test": {
			"properties": {
				"shingle_field": {
					"type": "text",
					"analyzer": "all3grams",
					"search_analyzer": "first60"
				}
			}
		}
	}
}
EOF

# Will fail on too many boolean clauses
curl -XGET $host/test_index/_search?pretty -d @- <<EOF
{ "query": { "match": { "shingle_field": "$query" } } }
EOF

# Will cause OOM with Xmx set to 512m
curl -XGET $host/test_index/_search?pretty -d @- <<EOF
{
	"query": {
		"match": {
			"shingle_field": {
				"query": "$query",
				"analyzer": "all3grams"
			}
		}
	}
}
EOF