On 29/01/2020 21:23, Philippe Mathieu-Daudé wrote:
Since QEMU binaries can be built with various configurations,
the list of devices linked in can vary.
Add a helper to query the list of devices built into a
QEMU binary.
Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com>
Reviewed-by: Liam Merwick <liam.merw...@oracle.com>
---
python/qemu/binutils.py | 9 +++++++++
tests/acceptance/core_scripts.py | 8 ++++++++
2 files changed, 17 insertions(+)
diff --git a/python/qemu/binutils.py b/python/qemu/binutils.py
index bba203bc8d..9633ba8efd 100644
--- a/python/qemu/binutils.py
+++ b/python/qemu/binutils.py
@@ -96,3 +96,12 @@ def binary_get_accels(qemu_bin):
'''
accel_types = binary_get_qom_implementations(qemu_bin, "accel", False)
return [a.strip("-accel") for a in accel_types]
+
+def binary_get_devices(qemu_bin):
+ '''
+ Get list of devices supported by a QEMU binary
+
+ @param qemu_bin (str): path to the QEMU binary
+ @return list of devices supported by the binary
+ '''
+ return binary_get_qom_implementations(qemu_bin, "device", False)
diff --git a/tests/acceptance/core_scripts.py b/tests/acceptance/core_scripts.py
index 7380f2f49b..a62eb2e46b 100644
--- a/tests/acceptance/core_scripts.py
+++ b/tests/acceptance/core_scripts.py
@@ -18,6 +18,7 @@ sys.path.append(os.path.join(os.path.dirname(__file__), '..',
'..', 'python'))
from avocado_qemu import Test
from qemu.binutils import binary_get_accels
from qemu.binutils import binary_get_arch
+from qemu.binutils import binary_get_devices
from qemu.binutils import binary_get_machines
from qemu.binutils import binary_get_qom_implementations
from qemu.binutils import binary_get_version
@@ -69,3 +70,10 @@ class PythonQemuCoreScripts(Test):
self.assertNotIn("accel", accels)
# qtest is always available
self.assertIn("qtest", accels)
+
+ def test_get_devices(self):
+ logger = logging.getLogger('core')
+ devices = binary_get_devices(self.qemu_bin)
+ for d in devices:
+ logger.debug('device: {}'.format(d))
+ self.assertIn("migration", devices)
