es聚合查詢提取網域名稱

1、因資料庫中資料量超過1000萬條,大於桶最大值聚合,通過kibana做如下設定後可做步驟3的聚合查詢

put _cluster/settings

}

get hidden/_search}}

}

# -*- coding: utf-8 -*-

import time
from elasticsearch import elasticsearch
query_es = elasticsearch(hosts=
'172.16.20.178'
, port=
9200
, timeout=
30, max_retries=10)
defdomain_query_write()
:    search_query =}}
}    response = query_es.search(index=
'hidden'
,  body=search_query)
cnt =
0    start_time = time.time(
)    res_list = response[
"aggregations"][
"domain"][
"buckets"
]for record in res_list:
cnt +=
1        end_time = time.time(
)print
(cnt, record[
"key"
], end_time - start_time)
with
open
('new_domain.txt'
,'a+'
,encoding=
'utf-8'
)as f:
f.write(record[
"key"]+
'\n'
)            f.close(
)return
none
if __name__ ==
'__main__'
:    domain_query_write(
)

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