兼容微信支付签名探测流量

Author: minibear2021

docs/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## [1.2.43] - 2023-12-13
+
+### Fixed
+
+- 兼容微信支付签名探测流量
+
 ## [1.2.42] - 2023-11-15
 
 ### Fixed

setup.py

@@ -6,7 +6,7 @@
 
 setup(
     name="wechatpayv3",
-    version="1.2.42",
+    version="1.2.43",
     author="minibear",
     description="微信支付 API v3 Python SDK(python sdk for wechatpay v3)",
     long_description=long_description,

wechatpayv3/utils.py

@@ -79,7 +79,10 @@ def rsa_verify(timestamp, nonce, body, signature, certificate):
     sign_str = '%s\n%s\n%s\n' % (timestamp, nonce, body)
     public_key = certificate.public_key()
     message = sign_str.encode('UTF-8')
-    signature = b64decode(signature)
+    try:
+        signature = b64decode(signature)
+    except:
+        return False
     try:
         public_key.verify(signature, message, PKCS1v15(), SHA256())
     except InvalidSignature: