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44 lines
1.6 KiB
Python
44 lines
1.6 KiB
Python
from collections.abc import Generator
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from qcloud_cos import CosConfig, CosS3Client
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from configs import dify_config
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from extensions.storage.base_storage import BaseStorage
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class TencentCosStorage(BaseStorage):
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"""Implementation for Tencent Cloud COS storage."""
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def __init__(self):
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super().__init__()
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self.bucket_name = dify_config.TENCENT_COS_BUCKET_NAME
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config = CosConfig(
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Region=dify_config.TENCENT_COS_REGION,
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SecretId=dify_config.TENCENT_COS_SECRET_ID,
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SecretKey=dify_config.TENCENT_COS_SECRET_KEY,
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Scheme=dify_config.TENCENT_COS_SCHEME,
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)
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self.client = CosS3Client(config)
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def save(self, filename, data):
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self.client.put_object(Bucket=self.bucket_name, Body=data, Key=filename)
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def load_once(self, filename: str) -> bytes:
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data = self.client.get_object(Bucket=self.bucket_name, Key=filename)["Body"].get_raw_stream().read()
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return data
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def load_stream(self, filename: str) -> Generator:
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response = self.client.get_object(Bucket=self.bucket_name, Key=filename)
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yield from response["Body"].get_stream(chunk_size=4096)
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def download(self, filename, target_filepath):
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response = self.client.get_object(Bucket=self.bucket_name, Key=filename)
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response["Body"].get_stream_to_file(target_filepath)
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def exists(self, filename):
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return self.client.object_exists(Bucket=self.bucket_name, Key=filename)
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def delete(self, filename):
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self.client.delete_object(Bucket=self.bucket_name, Key=filename)
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