Created
March 16, 2023 13:26
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Elastic Search + Mongo in Python
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from pymongo import MongoClient | |
from elasticsearch import Elasticsearch | |
class MongoElasticCache: | |
def __init__(self, mongo_uri, mongo_db, mongo_collection, es_host, es_index): | |
self.mongo_client = MongoClient(mongo_uri) | |
self.mongo_db = self.mongo_client[mongo_db] | |
self.mongo_collection = self.mongo_db[mongo_collection] | |
self.es_client = Elasticsearch([es_host]) | |
self.es_index = es_index | |
def save_and_cache(self, data): | |
# Save data to MongoDB | |
mongo_id = self.mongo_collection.insert_one(data).inserted_id | |
data["_id"] = mongo_id | |
# Cache data in Elasticsearch | |
self.es_client.index(index=self.es_index, id=str(mongo_id), body=data) | |
def search(self, query): | |
# Search Elasticsearch | |
res = self.es_client.search(index=self.es_index, body=query) | |
return res['hits']['hits'] |
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mongo_uri = "mongodb://username:password@localhost:27017" | |
mongo_db = "test_db" | |
mongo_collection = "test_collection" | |
es_host = "localhost:9200" | |
es_index = "test_index" | |
cache = MongoElasticCache(mongo_uri, mongo_db, mongo_collection, es_host, es_index) | |
# Save and cache data | |
data = { | |
"title": "Example", | |
"description": "This is an example document." | |
} | |
cache.save_and_cache(data) | |
# Search cached data | |
query = { | |
"query": { | |
"match": { | |
"title": "Example" | |
} | |
} | |
} | |
results = cache.search(query) | |
print(results) |
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