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92 lines
3.0 KiB
Python
92 lines
3.0 KiB
Python
import urllib.parse
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import httpx
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from pydantic import BaseModel, Field
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import services
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from controllers.common import helpers
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from controllers.common.errors import (
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FileTooLargeError,
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RemoteFileUploadError,
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UnsupportedFileTypeError,
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)
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from controllers.fastopenapi import console_router
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from core.file import helpers as file_helpers
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from core.helper import ssrf_proxy
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from extensions.ext_database import db
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from fields.file_fields import FileWithSignedUrl, RemoteFileInfo
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from libs.login import current_account_with_tenant
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from services.file_service import FileService
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class RemoteFileUploadPayload(BaseModel):
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url: str = Field(..., description="URL to fetch")
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@console_router.get(
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"/remote-files/<path:url>",
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response_model=RemoteFileInfo,
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tags=["console"],
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)
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def get_remote_file_info(url: str) -> RemoteFileInfo:
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decoded_url = urllib.parse.unquote(url)
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resp = ssrf_proxy.head(decoded_url)
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if resp.status_code != httpx.codes.OK:
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resp = ssrf_proxy.get(decoded_url, timeout=3)
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resp.raise_for_status()
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return RemoteFileInfo(
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file_type=resp.headers.get("Content-Type", "application/octet-stream"),
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file_length=int(resp.headers.get("Content-Length", 0)),
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)
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@console_router.post(
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"/remote-files/upload",
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response_model=FileWithSignedUrl,
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tags=["console"],
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status_code=201,
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)
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def upload_remote_file(payload: RemoteFileUploadPayload) -> FileWithSignedUrl:
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url = payload.url
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try:
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resp = ssrf_proxy.head(url=url)
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if resp.status_code != httpx.codes.OK:
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resp = ssrf_proxy.get(url=url, timeout=3, follow_redirects=True)
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if resp.status_code != httpx.codes.OK:
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raise RemoteFileUploadError(f"Failed to fetch file from {url}: {resp.text}")
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except httpx.RequestError as e:
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raise RemoteFileUploadError(f"Failed to fetch file from {url}: {str(e)}")
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file_info = helpers.guess_file_info_from_response(resp)
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if not FileService.is_file_size_within_limit(extension=file_info.extension, file_size=file_info.size):
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raise FileTooLargeError
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content = resp.content if resp.request.method == "GET" else ssrf_proxy.get(url).content
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try:
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user, _ = current_account_with_tenant()
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upload_file = FileService(db.engine).upload_file(
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filename=file_info.filename,
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content=content,
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mimetype=file_info.mimetype,
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user=user,
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source_url=url,
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)
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except services.errors.file.FileTooLargeError as file_too_large_error:
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raise FileTooLargeError(file_too_large_error.description)
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except services.errors.file.UnsupportedFileTypeError:
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raise UnsupportedFileTypeError()
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return FileWithSignedUrl(
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id=upload_file.id,
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name=upload_file.name,
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size=upload_file.size,
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extension=upload_file.extension,
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url=file_helpers.get_signed_file_url(upload_file_id=upload_file.id),
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mime_type=upload_file.mime_type,
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created_by=upload_file.created_by,
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created_at=int(upload_file.created_at.timestamp()),
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)
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