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authorJohn Snow <jsnow@redhat.com>2022-01-31 23:11:31 -0500
committerJohn Snow <jsnow@redhat.com>2022-02-02 14:12:22 -0500
commitfa73e6e4ca1a93c5bbf9d05fb2a25736ab810b35 (patch)
tree1454f202f038d156e86ffa7e16bd65d4da5e1494 /python/qemu
parent47cc1a3655135b89fa75c2824fbddd29df874612 (diff)
downloadfocaccia-qemu-fa73e6e4ca1a93c5bbf9d05fb2a25736ab810b35.tar.gz
focaccia-qemu-fa73e6e4ca1a93c5bbf9d05fb2a25736ab810b35.zip
python/aqmp: Fix negotiation with pre-"oob" QEMU
QEMU versions prior to the "oob" capability *also* can't accept the
"enable" keyword argument at all. Fix the handshake process with older
QEMU versions.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-id: 20220201041134.1237016-2-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'python/qemu')
-rw-r--r--python/qemu/aqmp/qmp_client.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/python/qemu/aqmp/qmp_client.py b/python/qemu/aqmp/qmp_client.py
index f1a845cc82..90a8737f03 100644
--- a/python/qemu/aqmp/qmp_client.py
+++ b/python/qemu/aqmp/qmp_client.py
@@ -292,9 +292,9 @@ class QMPClient(AsyncProtocol[Message], Events):
         """
         self.logger.debug("Negotiating capabilities ...")
 
-        arguments: Dict[str, List[str]] = {'enable': []}
+        arguments: Dict[str, List[str]] = {}
         if self._greeting and 'oob' in self._greeting.QMP.capabilities:
-            arguments['enable'].append('oob')
+            arguments.setdefault('enable', []).append('oob')
         msg = self.make_execute_msg('qmp_capabilities', arguments=arguments)
 
         # It's not safe to use execute() here, because the reader/writers