[PULL 05/10] python/aqmp: Add dict conversion method to Greeting object

[John Snow]

The iotests interface expects to return the greeting as a dict; AQMP
offers it as a rich object.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20210923004938.3999963-6-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
---
 python/qemu/aqmp/models.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/python/qemu/aqmp/models.py b/python/qemu/aqmp/models.py
index 24c94123ac0..de87f878047 100644
--- a/python/qemu/aqmp/models.py
+++ b/python/qemu/aqmp/models.py
@@ -8,8 +8,10 @@
 # pylint: disable=too-few-public-methods
 
 from collections import abc
+import copy
 from typing import (
     Any,
+    Dict,
     Mapping,
     Optional,
     Sequence,
@@ -66,6 +68,17 @@ def __init__(self, raw: Mapping[str, Any]):
         self._check_member('QMP', abc.Mapping, "JSON object")
         self.QMP = QMPGreeting(self._raw['QMP'])
 
+    def _asdict(self) -> Dict[str, object]:
+        """
+        For compatibility with the iotests sync QMP wrapper.
+
+        The legacy QMP interface needs Greetings as a garden-variety Dict.
+
+        This interface is private in the hopes that it will be able to
+        be dropped again in the near-future. Caller beware!
+        """
+        return dict(copy.deepcopy(self._raw))
+
 
 class QMPGreeting(Model):
     """
-- 
2.31.1