mirror of
https://github.com/trushildhokiya/allininx-2.git
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86 lines
2.4 KiB
Python
86 lines
2.4 KiB
Python
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import io
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import os
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from typing import Dict, List, Optional
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from aiohttp import ClientError
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from boto3 import client as boto3_client
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from loguru import logger
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from pydantic import BaseModel
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REGION = "us-east-1"
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# noinspection SpellCheckingInspection
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class PresignedPost(BaseModel):
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url: str
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fields: Dict[str, str]
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class SimpleStorageService:
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# TODO: would be great if with could make this async
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def __init__(self, bucket: Optional[str]) -> None:
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if not bucket:
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raise ValueError("Bucket name must be provided")
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self._client = boto3_client("s3", region_name=REGION)
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self._bucket = bucket
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def create_presigned_upload_url(
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self,
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object_name: str,
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) -> PresignedPost:
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return PresignedPost(
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**self._client.generate_presigned_post(
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Bucket=self._bucket,
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Key=object_name,
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)
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)
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def create_presigned_download_url(self, object_name: str) -> str:
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return self._client.generate_presigned_url(
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"get_object",
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Params={"Bucket": self._bucket, "Key": object_name},
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)
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def upload_to_bucket(
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self,
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object_name: str,
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file: io.BytesIO,
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) -> None:
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try:
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self._client.put_object(
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Bucket=self._bucket, Key=object_name, Body=file.getvalue()
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)
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except ClientError as e:
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logger.error(e)
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raise e
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def download_file(self, object_name: str, local_filename: str) -> None:
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self._client.download_file(
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Bucket=self._bucket, Key=object_name, Filename=local_filename
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)
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def list_keys(self, prefix: str) -> List[str]:
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files = self._client.list_objects_v2(Bucket=self._bucket, Prefix=prefix)
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if "Contents" not in files:
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return []
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return [file["Key"] for file in files["Contents"]]
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def download_folder(self, prefix: str, path: str) -> List[str]:
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local_files = []
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for key in self.list_keys(prefix):
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local_filename = os.path.join(path, key.split("/")[-1])
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self.download_file(key, local_filename)
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local_files.append(local_filename)
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return local_files
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def delete_folder(self, prefix: str) -> None:
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keys = self.list_keys(prefix)
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self._client.delete_objects(
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Bucket=self._bucket,
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Delete={"Objects": [{"Key": key} for key in keys]},
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)
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