openpgp: Disable scdaemon when running GnuPG

1 files changed, 8 insertions, 0 deletions

diff --git a/gemato/openpgp.py b/gemato/openpgp.py
index 0623e58..aadc9e5 100644
--- a/gemato/openpgp.py
+++ b/gemato/openpgp.py
@@ -4,6 +4,7 @@
 # Licensed under the terms of 2-clause BSD license
 
 import errno
+import os.path
 import shutil
 import subprocess
 import tempfile
@@ -56,6 +57,13 @@ class OpenPGPEnvironment(object):
         self._home = tempfile.mkdtemp()
         self._impl = None
 
+        with open(os.path.join(self._home, 'gpg-agent.conf'), 'w') as f:
+            f.write('''# autogenerated by gemato
+
+# avoid any smartcard operations, we are running in isolation
+disable-scdaemon
+''')
+
     def __enter__(self):
         return self