MonetDB: Aug2024 - Compatibility with ancient software (Ubuntu 2...

[Sjoerd Mullender via checkin-list]

Changeset: ff80547c6677 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/ff80547c6677
Modified Files:
        testing/tlstester.py
Branch: Aug2024
Log Message:

Compatibility with ancient software (Ubuntu 20.04).


diffs (31 lines):

diff --git a/testing/tlstester.py b/testing/tlstester.py
--- a/testing/tlstester.py
+++ b/testing/tlstester.py
@@ -38,6 +38,9 @@ with warnings.catch_warnings():
     from cryptography import x509
     from cryptography.hazmat.primitives import serialization, hashes
     from cryptography.hazmat.primitives.asymmetric import rsa
+    # we need default_backed for cryptography 2.X which is what's used
+    # in Ubuntu 20.04 LTS (see two calls below where this is used)
+    from cryptography.hazmat.backends import default_backend
 
 VERSION = "0.3.1"
 
@@ -226,7 +229,7 @@ class Certs:
     ):
         with warnings.catch_warnings():
             warnings.filterwarnings('ignore', category=UserWarning)
-            key = rsa.generate_private_key(public_exponent=65537, 
key_size=2048)
+            key = rsa.generate_private_key(public_exponent=65537, 
key_size=2048, backend=default_backend())
 
         if parent_name:
             issuer_name = parent_name
@@ -249,7 +252,7 @@ class Certs:
             builder = builder.add_extension(ext, critical=True)
         for ext in noncritical_extensions:
             builder = builder.add_extension(ext, critical=False)
-        cert = builder.sign(issuer_key, hashes.SHA256())
+        cert = builder.sign(issuer_key, hashes.SHA256(), 
backend=default_backend())
 
         self._keys[subject_name] = key
         self._certs[subject_name] = cert
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