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bh=PXrZL+dB95o6r8l4H09BdVjqnWEcE0MBe9bH3Di5iZ0=; b=JBqKvYdwsWbYYg8Y4MINlQmuwn+S1yIi0xLvZxig3ugRiSOc/6m4WdIbFo2iNz4R1iJf1y 2Fy2RL1ltfeNMED5MSSR4rVZDfBCRLt1+i9LRdzDXX+qJdjla0W5zGewkuCXZKNk/7BPyN xjw7qMC3E93K2In/Eyheh7If2fD9WzY= X-MC-Unique: bxx1f_XRNQ6vWJ6gdA18AA-1 From: John Snow To: qemu-devel@nongnu.org Cc: John Snow , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Cleber Rosa , Beraldo Leal Subject: [PATCH v2 2/2] python/machine: Handle termination cases without QMP Date: Thu, 27 Oct 2022 14:58:36 -0400 Message-Id: <20221027185836.1455810-3-jsnow@redhat.com> In-Reply-To: <20221027185836.1455810-1-jsnow@redhat.com> References: <20221027185836.1455810-1-jsnow@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=jsnow@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.515, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Qemu-devel" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1666898757287100003 Content-Type: text/plain; charset="utf-8" If we request a shutdown of a VM without a QMP console, we'll just hang waiting. Not ideal. Add in code that attempts graceful termination in these cases. Tested lightly; it appears to work and I doubt we rely on this case anywhere, but it's a corner you're allowed to wedge yourself in, so it should be handled. Signed-off-by: John Snow --- python/qemu/machine/machine.py | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/python/qemu/machine/machine.py b/python/qemu/machine/machine.py index 6f1374a7550..748a0d807c9 100644 --- a/python/qemu/machine/machine.py +++ b/python/qemu/machine/machine.py @@ -547,6 +547,12 @@ def _soft_shutdown(self, timeout: Optional[int]) -> No= ne: finally: # Regardless, we want to quiesce the connection. self._close_qmp_connection() + elif not self._quit_issued: + LOG.debug( + "Not anticipating QEMU quit and no QMP connection present,= " + "issuing SIGTERM" + ) + self._subp.terminate() =20 # May raise subprocess.TimeoutExpired LOG.debug( --=20 2.37.3