presenton/servers/fastapi/api/v1/ppt/background_tasks.py

59 lines
1.7 KiB
Python

import json
from fastapi import HTTPException
from models.ollama_model_status import OllamaModelStatus
from services import REDIS_SERVICE
from utils.ollama import pull_ollama_model
async def pull_ollama_model_background_task(model: str):
saved_model_status = OllamaModelStatus(
name=model,
status="pulling",
done=False,
)
log_event_count = 0
try:
async for event in pull_ollama_model(model):
log_event_count += 1
if log_event_count != 1 and log_event_count % 20 != 0:
continue
if "completed" in event:
saved_model_status.downloaded = event["completed"]
if not saved_model_status.size and "total" in event:
saved_model_status.size = event["total"]
if "status" in event:
saved_model_status.status = event["status"]
REDIS_SERVICE.set(
f"ollama_models/{model}",
json.dumps(saved_model_status.model_dump(mode="json")),
)
except Exception as e:
saved_model_status.status = "error"
saved_model_status.done = True
REDIS_SERVICE.set(
f"ollama_models/{model}",
json.dumps(saved_model_status.model_dump(mode="json")),
)
raise HTTPException(
status_code=500,
detail=f"Failed to pull model: {e}",
)
saved_model_status.done = True
saved_model_status.status = "pulled"
saved_model_status.downloaded = saved_model_status.size
REDIS_SERVICE.set(
f"ollama_models/{model}",
json.dumps(saved_model_status.model_dump(mode="json")),
)
return saved_model_status