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mai2: add image validation via Pillow

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This commit is contained in:
Hay1tsme 2023-07-16 16:58:18 -04:00
parent d0e43140ba
commit 343fe4357c
2 changed files with 37 additions and 10 deletions
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1
requirements.txt
View File

@ -17,3 +17,4 @@ bcrypt
jinja2
protobuf
autobahn
pillow

46
titles/mai2/base.py
View File

@ -2,7 +2,8 @@ from datetime import datetime
from typing import Any, Dict, List
import logging
from base64 import b64decode
from os import path, stat
from os import path, stat, remove
from PIL import ImageFile
from core.config import CoreConfig
from titles.mai2.const import Mai2Constants
@ -91,7 +92,7 @@ class Mai2Base:
for i, charge in enumerate(game_charge_list):
charge_list.append(
{
"orderId": i,
"orderId": i + 1,
"chargeId": charge["ticketId"],
"price": charge["price"],
"startDate": "2017-12-05 07:00:00.0",
@ -812,27 +813,52 @@ class Mai2Base:
self.logger.warn(f"Photo too large ({div_len} * 10240 = {div_len * 10240} bytes)")
return {'returnCode': 0, 'apiName': 'UploadUserPhotoApi'}
ret_code = order_id + 1
photo_chunk = b64decode(div_data)
if len(photo_chunk) > 10240 or (len(photo_chunk) < 10240 and div_num + 1 != div_len):
self.logger.warn(f"Incorrect data size after decoding (Expected 10240, got {len(photo_chunk)})")
return {'returnCode': 0, 'apiName': 'UploadUserPhotoApi'}
out_name = f"{self.game_config.uploads.photos_dir}/{user_id}_{playlog_id}_{track_num}"
if not path.exists(f"{self.game_config.uploads.photos_dir}/{user_id}_{playlog_id}_{track_num}.jpeg") and div_num != 0:
if not path.exists(f"{out_name}.bin") and div_num != 0:
self.logger.warn(f"Out of order photo upload (div_num {div_num})")
return {'returnCode': 0, 'apiName': 'UploadUserPhotoApi'}
if path.exists(f"{self.game_config.uploads.photos_dir}/{user_id}_{playlog_id}_{track_num}.jpeg") and div_num == 0:
if path.exists(f"{out_name}.bin") and div_num == 0:
self.logger.warn(f"Duplicate file upload")
return {'returnCode': 0, 'apiName': 'UploadUserPhotoApi'}
elif path.exists(f"{self.game_config.uploads.photos_dir}/{user_id}_{playlog_id}_{track_num}.jpeg"):
fstats = stat(f"{self.game_config.uploads.photos_dir}/{user_id}_{playlog_id}_{track_num}.jpeg")
elif path.exists(f"{out_name}.bin"):
fstats = stat(f"{out_name}.bin")
if fstats.st_size != 10240 * div_num:
self.logger.warn(f"Out of order photo upload (trying to upload div {div_num}, expected div {fstats.st_size / 10240} for file sized {fstats.st_size} bytes)")
return {'returnCode': 0, 'apiName': 'UploadUserPhotoApi'}
with open(f"{self.game_config.uploads.photos_dir}/{user_id}_{playlog_id}_{track_num}.jpeg", "ab") as f:
f.write(photo_chunk)
try:
with open(f"{out_name}.bin", "ab") as f:
f.write(photo_chunk)
except Exception:
self.logger.error(f"Failed writing to {out_name}.bin")
return {'returnCode': 0, 'apiName': 'UploadUserPhotoApi'}
return {'returnCode': order_id + 1, 'apiName': 'UploadUserPhotoApi'}
if div_num + 1 == div_len and path.exists(f"{out_name}.bin"):
try:
p = ImageFile.Parser()
with open(f"{out_name}.bin", "rb") as f:
p.feed(f.read())
im = p.close()
im.save(f"{out_name}.jpeg")
except Exception:
self.logger.error(f"File {out_name}.bin failed image validation")
try:
remove(f"{out_name}.bin")
except Exception:
self.logger.error(f"Failed to delete {out_name}.bin, please remove it manually")
return {'returnCode': ret_code, 'apiName': 'UploadUserPhotoApi'}