scripts/qemu.py: log QEMU launch command line

Even when the launch of QEMU succeeds, it's useful to have the command
line recorded.

Reviewed-by: Caio Carrara <ccarrara@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20190202005610.24048-2-crosa@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>

diff --git a/python/qemu/__init__.py b/python/qemu/__init__.py
index 38de3e9177e927787a5f2fdad638d4bfbe7d7f71..585cd2a1a393006c248d570b695dcdbce8a505ca 100644 (file)
--- a/python/qemu/__init__.py
+++ b/python/qemu/__init__.py
@@ -321,6 +321,7 @@ class QEMUMachine(object):
         self._pre_launch()
         self._qemu_full_args = (self._wrapper + [self._binary] +
                                 self._base_args() + self._args)
+        LOG.debug('VM launch command: %r', ' '.join(self._qemu_full_args))
         self._popen = subprocess.Popen(self._qemu_full_args,
                                        stdin=devnull,
                                        stdout=self._qemu_log_file,