Revize 9a466331

Re #8705 - `verify_key` bugfix - added check whether the passed PEM is an actual key

src/services/cryptography.py

@@ -461 +461 @@
         :return: True if the condition is fulfilled, else False
         """
         if passphrase is None:
-            return re.search(GUARANTEED_SUBSTRING_OF_ENCRYPTED_KEYS, key) is None
+            if re.search(GUARANTEED_SUBSTRING_OF_ENCRYPTED_KEYS, key) is not None:
+                return False
+            else:
+                try:
+                    with TemporaryFile("tested_key.pem", key) as f:
+                        ret = self.__run_for_output(["rsa", "-in", f, "-inform", "PEM"])
+                    return ret.startswith(KEY_PREFIX)
+                except CryptographyException:
+                    return False
         else:
             if re.search(GUARANTEED_SUBSTRING_OF_ENCRYPTED_KEYS, key) is None:
                 return False