cognee/level_2/api.py

265 lines
8.3 KiB
Python

import logging
import os
from typing import Dict, Any
import uvicorn
from fastapi import FastAPI
from fastapi.responses import JSONResponse
from pydantic import BaseModel
from level_2_pdf_vectorstore__dlt_contracts import Memory
from dotenv import load_dotenv
# Set up logging
logging.basicConfig(
level=logging.INFO, # Set the logging level (e.g., DEBUG, INFO, WARNING, ERROR, CRITICAL)
format="%(asctime)s [%(levelname)s] %(message)s", # Set the log message format
)
logger = logging.getLogger(__name__)
load_dotenv()
OPENAI_API_KEY = os.getenv("OPENAI_API_KEY", "")
app = FastAPI(debug=True)
from auth.cognito.JWTBearer import JWTBearer
from auth.auth import jwks
auth = JWTBearer(jwks)
from fastapi import Depends
class ImageResponse(BaseModel):
success: bool
message: str
@app.get(
"/",
)
async def root():
"""
Root endpoint that returns a welcome message.
"""
return {"message": "Hello, World, I am alive!"}
@app.get("/health")
def health_check():
"""
Health check endpoint that returns the server status.
"""
return {"status": "OK"}
class Payload(BaseModel):
payload: Dict[str, Any]
def memory_factory(memory_type):
load_dotenv()
class Payload(BaseModel):
payload: Dict[str, Any]
@app.post("/{memory_type}/add-memory", response_model=dict)
async def add_memory(
payload: Payload,
# files: List[UploadFile] = File(...),
):
try:
logging.info(" Init PDF processing")
decoded_payload = payload.payload
Memory_ = Memory(user_id=decoded_payload["user_id"])
await Memory_.async_init()
memory_class = getattr(Memory_, f"_add_{memory_type}_memory", None)
output = await memory_class(
observation=decoded_payload["prompt"],
loader_settings=decoded_payload["loader_settings"],
params=decoded_payload["params"],
)
return JSONResponse(content={"response": output}, status_code=200)
except Exception as e:
return JSONResponse(
content={"response": {"error": str(e)}}, status_code=503
)
@app.post("/{memory_type}/fetch-memory", response_model=dict)
async def fetch_memory(
payload: Payload,
# files: List[UploadFile] = File(...),
):
try:
decoded_payload = payload.payload
Memory_ = Memory(user_id=decoded_payload["user_id"])
await Memory_.async_init()
memory_class = getattr(Memory_, f"_fetch_{memory_type}_memory", None)
output = memory_class(observation=decoded_payload["prompt"])
return JSONResponse(content={"response": output}, status_code=200)
except Exception as e:
return JSONResponse(
content={"response": {"error": str(e)}}, status_code=503
)
@app.post("/{memory_type}/delete-memory", response_model=dict)
async def delete_memory(
payload: Payload,
# files: List[UploadFile] = File(...),
):
try:
decoded_payload = payload.payload
Memory_ = Memory(user_id=decoded_payload["user_id"])
await Memory_.async_init()
memory_class = getattr(Memory_, f"_delete_{memory_type}_memory", None)
output = memory_class(observation=decoded_payload["prompt"])
return JSONResponse(content={"response": output}, status_code=200)
except Exception as e:
return JSONResponse(
content={"response": {"error": str(e)}}, status_code=503
)
memory_list = ["episodic", "buffer", "semantic"]
for memory_type in memory_list:
memory_factory(memory_type)
@app.get("/available-buffer-actions", response_model=dict)
async def available_buffer_actions(
payload: Payload,
# files: List[UploadFile] = File(...),
):
try:
decoded_payload = payload.payload
Memory_ = Memory(user_id=decoded_payload["user_id"])
await Memory_.async_init()
# memory_class = getattr(Memory_, f"_delete_{memory_type}_memory", None)
output = await Memory_._available_operations()
return JSONResponse(content={"response": output}, status_code=200)
except Exception as e:
return JSONResponse(content={"response": {"error": str(e)}}, status_code=503)
@app.post("/run-buffer", response_model=dict)
async def run_buffer(
payload: Payload,
# files: List[UploadFile] = File(...),
):
try:
decoded_payload = payload.payload
Memory_ = Memory(user_id=decoded_payload["user_id"])
await Memory_.async_init()
# memory_class = getattr(Memory_, f"_delete_{memory_type}_memory", None)
output = await Memory_._run_main_buffer(
user_input=decoded_payload["prompt"], params=decoded_payload["params"], attention_modulators=decoded_payload["attention_modulators"]
)
return JSONResponse(content={"response": output}, status_code=200)
except Exception as e:
return JSONResponse(content={"response": {"error": str(e)}}, status_code=503)
@app.post("/buffer/create-context", response_model=dict)
async def create_context(
payload: Payload,
# files: List[UploadFile] = File(...),
):
try:
decoded_payload = payload.payload
Memory_ = Memory(user_id=decoded_payload["user_id"])
await Memory_.async_init()
# memory_class = getattr(Memory_, f"_delete_{memory_type}_memory", None)
output = await Memory_._create_buffer_context(
user_input=decoded_payload["prompt"], params=decoded_payload["params"], attention_modulators=decoded_payload["attention_modulators"]
)
return JSONResponse(content={"response": output}, status_code=200)
except Exception as e:
return JSONResponse(content={"response": {"error": str(e)}}, status_code=503)
@app.post("/buffer/get-tasks", response_model=dict)
async def create_context(
payload: Payload,
# files: List[UploadFile] = File(...),
):
try:
decoded_payload = payload.payload
Memory_ = Memory(user_id=decoded_payload["user_id"])
await Memory_.async_init()
# memory_class = getattr(Memory_, f"_delete_{memory_type}_memory", None)
output = await Memory_._get_task_list(
user_input=decoded_payload["prompt"], params=decoded_payload["params"], attention_modulators=decoded_payload["attention_modulators"]
)
return JSONResponse(content={"response": output}, status_code=200)
except Exception as e:
return JSONResponse(content={"response": {"error": str(e)}}, status_code=503)
@app.post("/buffer/provide-feedback", response_model=dict)
async def provide_feedback(
payload: Payload,
# files: List[UploadFile] = File(...),
):
try:
decoded_payload = payload.payload
Memory_ = Memory(user_id=decoded_payload["user_id"])
await Memory_.async_init()
# memory_class = getattr(Memory_, f"_delete_{memory_type}_memory", None)
if decoded_payload["total_score"] is None:
output = await Memory_._provide_feedback(
user_input=decoded_payload["prompt"], params=decoded_payload["params"], attention_modulators=None, total_score=decoded_payload["total_score"]
)
return JSONResponse(content={"response": output}, status_code=200)
else:
output = await Memory_._provide_feedback(
user_input=decoded_payload["prompt"], params=decoded_payload["params"], attention_modulators=decoded_payload["attention_modulators"], total_score=None
)
return JSONResponse(content={"response": output}, status_code=200)
except Exception as e:
return JSONResponse(content={"response": {"error": str(e)}}, status_code=503)
def start_api_server(host: str = "0.0.0.0", port: int = 8000):
"""
Start the API server using uvicorn.
Parameters:
host (str): The host for the server.
port (int): The port for the server.
"""
try:
logger.info(f"Starting server at {host}:{port}")
uvicorn.run(app, host=host, port=port)
except Exception as e:
logger.exception(f"Failed to start server: {e}")
# Here you could add any cleanup code or error recovery code.
if __name__ == "__main__":
start_api_server()