101 lines
3.4 KiB
Python
101 lines
3.4 KiB
Python
import hashlib
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import os
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from datetime import datetime
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from mimetypes import guess_type
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import aiofiles
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from base58 import b58encode
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from sanic import response
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from app.core._config import UPLOADS_DIR
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from app.core._utils.resolve_content import resolve_content
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from app.core.logger import make_log
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from app.core.models.node_storage import StoredContent
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async def s_api_v1_storage_post(request):
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if not request.files:
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return response.json({"error": "No file provided"}, status=400)
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file_param = list(request.files.values())[0][0] if request.files else None
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# file_name_json = request.json.get("filename") if request.json else None
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if file_param:
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file_content = file_param.body
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file_name = file_param.name
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else:
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return response.json({"error": "No file provided"}, status=400)
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file_meta = {}
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file_mimetype, file_encoding = guess_type(file_name)
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if file_mimetype:
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file_meta["content_type"] = file_mimetype
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if file_encoding:
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file_meta["extension_encoding"] = file_encoding
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try:
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file_hash_bin = hashlib.sha256(file_content).digest()
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file_hash = b58encode(file_hash_bin).decode()
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stored_content = request.ctx.db_session.query(StoredContent).filter(StoredContent.hash == file_hash).first()
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if stored_content:
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stored_cid = stored_content.cid.serialize_v1()
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return response.json({
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"content_sha256": file_hash,
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"content_id_v1": stored_cid,
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"content_url": f"dmy://storage?cid={stored_cid}",
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})
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if request.ctx.user:
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pass
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elif request.ctx.verified_hash:
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assert request.ctx.verified_hash == file_hash_bin, "Invalid service request hash"
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else:
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return response.json({"error": "Unauthorized"}, status=401)
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new_content = StoredContent(
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type="local/content_bin",
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user_id=request.ctx.user.id,
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hash=file_hash,
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filename=file_name,
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meta=file_meta,
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created=datetime.now(),
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key_id=None,
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)
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request.ctx.db_session.add(new_content)
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request.ctx.db_session.commit()
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file_path = os.path.join(UPLOADS_DIR, file_hash)
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async with aiofiles.open(file_path, "wb") as file:
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await file.write(file_content)
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new_content_id = new_content.cid
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new_cid = new_content_id.serialize_v1()
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return response.json({
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"content_sha256": file_hash,
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"content_id_v1": new_cid,
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"content_url": f"dmy://storage?cid={new_cid}",
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})
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except BaseException as e:
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return response.json({"error": f"Error: {e}"}, status=500)
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async def s_api_v1_storage_get(request, file_hash=None):
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content_id = file_hash
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cid, errmsg = resolve_content(content_id)
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if errmsg:
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return response.json({"error": errmsg}, status=400)
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content_sha256 = b58encode(cid.content_hash).decode()
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content = request.ctx.db_session.query(StoredContent).filter(StoredContent.hash == content_sha256).first()
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if not content:
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return response.json({"error": "File not found"}, status=404)
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make_log("Storage", f"File {content_sha256} requested by {request.ip}")
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file_path = os.path.join(UPLOADS_DIR, content_sha256)
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if not os.path.exists(file_path):
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return response.json({"error": "File not found"}, status=404)
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return await response.file(file_path)
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