[PATCH 3/5] python/machine.py: store qemu console fd before closing

We'll need it soon to implement test for cpr-exec mode of
tap-fd-migration.

Signed-off-by: Vladimir Sementsov-Ogievskiy <[email protected]>
---
 python/qemu/machine/machine.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/python/qemu/machine/machine.py b/python/qemu/machine/machine.py
index 00154b8591f..14ba8e80aac 100644
--- a/python/qemu/machine/machine.py
+++ b/python/qemu/machine/machine.py
@@ -159,6 +159,7 @@ def __init__(self,
         self._sock_pair: Optional[Tuple[socket.socket, socket.socket]] = None
         self._cons_sock_pair: Optional[
             Tuple[socket.socket, socket.socket]] = None
+        self._cons_sock_saved_fd: Optional[int] = None
         self._temp_dir: Optional[str] = None
         self._base_temp_dir = base_temp_dir
         self._log_dir = log_dir
@@ -388,6 +389,7 @@ def _post_launch(self) -> None:
         if self._sock_pair:
             self._sock_pair[0].close()
         if self._cons_sock_pair:
+            self._cons_sock_saved_fd = self._cons_sock_pair[0].fileno()
             self._cons_sock_pair[0].close()
 
         if self._qmp_connection:
-- 
2.43.0