| from collections.abc import Generator |
|
|
| import tos |
|
|
| from configs import dify_config |
| from extensions.storage.base_storage import BaseStorage |
|
|
|
|
| class VolcengineTosStorage(BaseStorage): |
| """Implementation for Volcengine TOS storage.""" |
|
|
| def __init__(self): |
| super().__init__() |
| self.bucket_name = dify_config.VOLCENGINE_TOS_BUCKET_NAME |
| self.client = tos.TosClientV2( |
| ak=dify_config.VOLCENGINE_TOS_ACCESS_KEY, |
| sk=dify_config.VOLCENGINE_TOS_SECRET_KEY, |
| endpoint=dify_config.VOLCENGINE_TOS_ENDPOINT, |
| region=dify_config.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: |
| response = self.client.get_object(bucket=self.bucket_name, key=filename) |
| while chunk := response.read(4096): |
| yield chunk |
|
|
| 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) |
|
|
