Warn and log warning messages

Signed-off-by: Ivan Kanakarakis <ivan.kanak@gmail.com>

Author: c00kiemon5ter

src/saml2/client_base.py

@@ -9,6 +9,7 @@
 import six
 import time
 import logging
+from warnings import warn as _warn
 
 from saml2.entity import Entity
 
@@ -189,10 +190,12 @@ def __init__(self, config=None, identity_cache=None, state_cache=None,
                 self.want_assertions_or_response_signed,
             ]
         ):
-            logger.warning(
+            warn_msg = (
                 "The SAML service provider accepts unsigned SAML Responses "
                 "and Assertions. This configuration is insecure."
             )
+            logger.warning(warn_msg)
+            _warn(warn_msg)
 
         self.artifact2response = {}
 

src/saml2/config.py

@@ -8,6 +8,7 @@
 import re
 import sys
 from logging.config import dictConfig as configure_logging_by_dict
+from warnings import warn as _warn
 
 import six
 
@@ -353,10 +354,12 @@ def load(self, cnf, metadata_construction=False):
             configure_logging_by_dict(self.logging)
 
         if not self.delete_tmpfiles:
-            logger.warning(
-                "delete_tmpfiles is set to False; "
-                "temporary files will not be deleted."
+            warn_msg = (
+                "Configuration option `delete_tmpfiles` is set to False; "
+                "consider setting this to True to have temporary files deleted."
             )
+            logger.warning(warn_msg)
+            _warn(warn_msg)
 
         if "service" in cnf:
             for typ in ["aa", "idp", "sp", "pdp", "aq"]:

src/saml2/cryptography/symmetric.py

@@ -6,7 +6,8 @@
 
 import base64 as _base64
 import os as _os
-import warnings as _warnings
+import logging
+from warnings import warn as _warn
 
 import cryptography.fernet as _fernet
 import cryptography.hazmat.backends as _backends
@@ -15,6 +16,9 @@
 from .errors import SymmetricCryptographyError
 
 
+logger = logging.getLogger(__name__)
+
+
 class Fernet(object):
     """The default symmetric cryptography method."""
 
@@ -61,7 +65,8 @@ def encrypt(self, plaintext, *args, **kwargs):
                 "Remove any other arguements. "
                 "In the next version, this method will not allow them."
             )
-            _warnings.warn(_deprecation_msg, DeprecationWarning)
+            logger.warning(_deprecation_msg)
+            _warn(_deprecation_msg, DeprecationWarning)
 
         ciphertext = self._symmetric.encrypt(plaintext)
         return ciphertext
@@ -79,7 +84,8 @@ def decrypt(self, ciphertext, *args, **kwargs):
                 "Remove any other arguements. "
                 "In the next version, this method will not allow them."
             )
-            _warnings.warn(_deprecation_msg, DeprecationWarning)
+            logger.warning(_deprecation_msg)
+            _warn(_deprecation_msg, DeprecationWarning)
 
         plaintext = self._symmetric.decrypt(ciphertext)
         return plaintext
@@ -90,7 +96,8 @@ def build_cipher(self, *args, **kwargs):
             "Remove any calls to this method. "
             "In the next version, this method will be removed."
         )
-        _warnings.warn(_deprecation_msg, DeprecationWarning)
+        logger.warning(_deprecation_msg)
+        _warn(_deprecation_msg, DeprecationWarning)
 
 
 class AESCipher(object):
@@ -116,7 +123,8 @@ def _deprecation_notice(cls):
             'or saml2.cryptography.symmetric.Fernet '
             'instead.'
         ).format(name=cls.__name__, type=type(cls).__name__)
-        _warnings.warn(_deprecation_msg, DeprecationWarning)
+        logger.warning(_deprecation_msg)
+        _warn(_deprecation_msg, DeprecationWarning)
 
     def __init__(self, key):
         """

src/saml2/server.py

@@ -7,6 +7,7 @@
 """
 import logging
 import os
+from warnings import warn as _warn
 
 import importlib
 import dbm
@@ -526,7 +527,9 @@ def create_attribute_response(self, identity, in_response_to, destination,
             try:
                 name_id = self.ident.construct_nameid(userid, policy,
                                                       sp_entity_id)
-                logger.warning("Unspecified NameID format")
+                warn_msg = "Unspecified NameID format"
+                logger.warning(warn_msg)
+                _warn(warn_msg)
             except Exception:
                 pass