mirror of
https://gitee.com/dify_ai/dify.git
synced 2024-12-04 12:17:52 +08:00
49 lines
1.7 KiB
Python
49 lines
1.7 KiB
Python
from collections.abc import Generator
|
|
|
|
import tos
|
|
from flask import Flask
|
|
|
|
from extensions.storage.base_storage import BaseStorage
|
|
|
|
|
|
class VolcengineStorage(BaseStorage):
|
|
"""Implementation for Volcengine TOS storage."""
|
|
|
|
def __init__(self, app: Flask):
|
|
super().__init__(app)
|
|
app_config = self.app.config
|
|
self.bucket_name = app_config.get("VOLCENGINE_TOS_BUCKET_NAME")
|
|
self.client = tos.TosClientV2(
|
|
ak=app_config.get("VOLCENGINE_TOS_ACCESS_KEY"),
|
|
sk=app_config.get("VOLCENGINE_TOS_SECRET_KEY"),
|
|
endpoint=app_config.get("VOLCENGINE_TOS_ENDPOINT"),
|
|
region=app_config.get("VOLCENGINE_TOS_REGION"),
|
|
)
|
|
|
|
def save(self, filename, data):
|
|
self.client.put_object(bucket=self.bucket_name, key=filename, content=data)
|
|
|
|
def load_once(self, filename: str) -> bytes:
|
|
data = self.client.get_object(bucket=self.bucket_name, key=filename).read()
|
|
return data
|
|
|
|
def load_stream(self, filename: str) -> Generator:
|
|
def generate(filename: str = filename) -> Generator:
|
|
response = self.client.get_object(bucket=self.bucket_name, key=filename)
|
|
while chunk := response.read(4096):
|
|
yield chunk
|
|
|
|
return generate()
|
|
|
|
def download(self, filename, target_filepath):
|
|
self.client.get_object_to_file(bucket=self.bucket_name, key=filename, file_path=target_filepath)
|
|
|
|
def exists(self, filename):
|
|
res = self.client.head_object(bucket=self.bucket_name, key=filename)
|
|
if res.status_code != 200:
|
|
return False
|
|
return True
|
|
|
|
def delete(self, filename):
|
|
self.client.delete_object(bucket=self.bucket_name, key=filename)
|