llama-stack-mirror/llama_stack/providers/utils/kvstore/kvstore.py
Shrinit Goyal b74f25035c
Added support for mongoDB KV store (#543)
Added the support for mongoDB as KV store
validated in mongodb, it is able to store agent data, session data and
turn data
<img width="1332" alt="image"
src="https://github.com/user-attachments/assets/867700a4-b9ee-4a3c-8278-f39074d39d56">
this is how run.yaml would look:
```
    config:
      persistence_store:
        type: mongodb
        namespace: null
        host: localhost
        port: 27017
        db: llamastack
        user: ""
        password: ""
        collection_name: llamastack_kvstore
```

---------

Co-authored-by: shrinitgoyal <shrinit.goyal@engati.com>
2025-02-19 22:30:50 -08:00

55 lines
1.6 KiB
Python

# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the terms described in the LICENSE file in
# the root directory of this source tree.
from typing import List, Optional
from .api import KVStore
from .config import KVStoreConfig, KVStoreType
def kvstore_dependencies():
return ["aiosqlite", "psycopg2-binary", "redis", "pymongo"]
class InmemoryKVStoreImpl(KVStore):
def __init__(self):
self._store = {}
async def initialize(self) -> None:
pass
async def get(self, key: str) -> Optional[str]:
return self._store.get(key)
async def set(self, key: str, value: str) -> None:
self._store[key] = value
async def range(self, start_key: str, end_key: str) -> List[str]:
return [self._store[key] for key in self._store.keys() if key >= start_key and key < end_key]
async def kvstore_impl(config: KVStoreConfig) -> KVStore:
if config.type == KVStoreType.redis.value:
from .redis import RedisKVStoreImpl
impl = RedisKVStoreImpl(config)
elif config.type == KVStoreType.sqlite.value:
from .sqlite import SqliteKVStoreImpl
impl = SqliteKVStoreImpl(config)
elif config.type == KVStoreType.postgres.value:
from .postgres import PostgresKVStoreImpl
impl = PostgresKVStoreImpl(config)
elif config.type == KVStoreType.mongodb.value:
from .mongodb import MongoDBKVStoreImpl
impl = MongoDBKVStoreImpl(config)
else:
raise ValueError(f"Unknown kvstore type {config.type}")
await impl.initialize()
return impl