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78 lines
2.3 KiB
Python
78 lines
2.3 KiB
Python
from collections.abc import Generator
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from typing import Union
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from flask import Flask
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from extensions.storage.aliyun_storage import AliyunStorage
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from extensions.storage.azure_storage import AzureStorage
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from extensions.storage.google_storage import GoogleStorage
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from extensions.storage.local_storage import LocalStorage
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from extensions.storage.oci_storage import OCIStorage
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from extensions.storage.s3_storage import S3Storage
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from extensions.storage.tencent_storage import TencentStorage
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class Storage:
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def __init__(self):
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self.storage_runner = None
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def init_app(self, app: Flask):
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storage_type = app.config.get('STORAGE_TYPE')
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if storage_type == 's3':
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self.storage_runner = S3Storage(
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app=app
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)
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elif storage_type == 'azure-blob':
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self.storage_runner = AzureStorage(
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app=app
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)
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elif storage_type == 'aliyun-oss':
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self.storage_runner = AliyunStorage(
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app=app
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)
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elif storage_type == 'google-storage':
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self.storage_runner = GoogleStorage(
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app=app
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)
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elif storage_type == 'tencent-cos':
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self.storage_runner = TencentStorage(
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app=app
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)
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elif storage_type == 'oci-storage':
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self.storage_runner = OCIStorage(
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app=app
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)
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else:
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self.storage_runner = LocalStorage(app=app)
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def save(self, filename, data):
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self.storage_runner.save(filename, data)
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def load(self, filename: str, stream: bool = False) -> Union[bytes, Generator]:
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if stream:
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return self.load_stream(filename)
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else:
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return self.load_once(filename)
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def load_once(self, filename: str) -> bytes:
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return self.storage_runner.load_once(filename)
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def load_stream(self, filename: str) -> Generator:
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return self.storage_runner.load_stream(filename)
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def download(self, filename, target_filepath):
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self.storage_runner.download(filename, target_filepath)
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def exists(self, filename):
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return self.storage_runner.exists(filename)
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def delete(self, filename):
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return self.storage_runner.delete(filename)
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storage = Storage()
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def init_app(app: Flask):
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storage.init_app(app)
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