Add a parameter to optionally open a QMP connection when creating a
QemuStorageDaemon instance.
Signed-off-by: Hanna Reitz
---
tests/qemu-iotests/iotests.py | 32 +++-
1 file changed, 31 insertions(+), 1 deletion(-)
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index 6ba65eb1ff..6027780180 100644
--- a/tests/qemu-iotests/iotests.py
+++ b/tests/qemu-iotests/iotests.py
@@ -39,6 +39,7 @@
from qemu.machine import qtest
from qemu.qmp import QMPMessage
+from qemu.aqmp.legacy import QEMUMonitorProtocol
# Use this logger for logging messages directly from the iotests module
logger = logging.getLogger('qemu.iotests')
@@ -348,14 +349,30 @@ def cmd(self, cmd):
class QemuStorageDaemon:
-def __init__(self, *args: str, instance_id: str = 'a'):
+_qmp: Optional[QEMUMonitorProtocol] = None
+_qmpsock: Optional[str] = None
+# Python < 3.8 would complain if this type were not a string literal
+# (importing `annotations` from `__future__` would work; but not on <= 3.6)
+_p: 'Optional[subprocess.Popen[bytes]]' = None
+
+def __init__(self, *args: str, instance_id: str = 'a', qmp: bool = False):
assert '--pidfile' not in args
self.pidfile = os.path.join(test_dir, f'qsd-{instance_id}-pid')
all_args = [qsd_prog] + list(args) + ['--pidfile', self.pidfile]
+if qmp:
+self._qmpsock = os.path.join(sock_dir, f'qsd-{instance_id}.sock')
+all_args += ['--chardev',
+ f'socket,id=qmp-sock,path={self._qmpsock}',
+ '--monitor', 'qmp-sock']
+
+self._qmp = QEMUMonitorProtocol(self._qmpsock, server=True)
+
# Cannot use with here, we want the subprocess to stay around
# pylint: disable=consider-using-with
self._p = subprocess.Popen(all_args)
+if self._qmp is not None:
+self._qmp.accept()
while not os.path.exists(self.pidfile):
if self._p.poll() is not None:
cmd = ' '.join(all_args)
@@ -370,11 +387,24 @@ def __init__(self, *args: str, instance_id: str = 'a'):
assert self._pid == self._p.pid
+def qmp(self, cmd: str, args: Optional[Dict[str, object]] = None) \
+-> QMPMessage:
+assert self._qmp is not None
+return self._qmp.cmd(cmd, args)
+
def stop(self, kill_signal=15):
self._p.send_signal(kill_signal)
self._p.wait()
self._p = None
+if self._qmp:
+self._qmp.close()
+
+if self._qmpsock is not None:
+try:
+os.remove(self._qmpsock)
+except OSError:
+pass
try:
os.remove(self.pidfile)
except OSError:
--
2.34.1