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[Qemu-devel] [PATCH v7 09/11] qemu.py: launch vm only if it's not runnin
From: |
Amador Pahim |
Subject: |
[Qemu-devel] [PATCH v7 09/11] qemu.py: launch vm only if it's not running |
Date: |
Fri, 18 Aug 2017 19:05:24 +0200 |
A new call to launch() with a running VM will fall in exception and
consequently call shutdown().
This patch makes launch() to raise an exception when it's called with VM
already running.
Signed-off-by: Amador Pahim <address@hidden>
---
scripts/qemu.py | 3 +++
1 file changed, 3 insertions(+)
diff --git a/scripts/qemu.py b/scripts/qemu.py
index 9ae65e454e..46e8ff3232 100644
--- a/scripts/qemu.py
+++ b/scripts/qemu.py
@@ -170,6 +170,9 @@ class QEMUMachine(object):
self._iolog = None
self._qemu_full_args = None
devnull = open(os.path.devnull, 'rb')
+ if self.is_running():
+ raise QEMULaunchError('VM already running')
+
try:
self._pre_launch()
self._qemu_full_args = (self._wrapper + [self._binary] +
--
2.13.5
- [Qemu-devel] [PATCH v7 02/11] qemu.py: avoid writing to stdout/stderr, (continued)
[Qemu-devel] [PATCH v7 05/11] qemu.py: cleanup redundant calls in launch(), Amador Pahim, 2017/08/18
[Qemu-devel] [PATCH v7 04/11] qemu.py: use poll() instead of 'returncode', Amador Pahim, 2017/08/18
[Qemu-devel] [PATCH v7 11/11] qemu.py: refactor launch(), Amador Pahim, 2017/08/18
[Qemu-devel] [PATCH v7 08/11] qemu.py: make sure we only remove files we create, Amador Pahim, 2017/08/18
[Qemu-devel] [PATCH v7 09/11] qemu.py: launch vm only if it's not running,
Amador Pahim <=
[Qemu-devel] [PATCH v7 01/11] qemu.py: fix is_running() return before first launch(), Amador Pahim, 2017/08/18
[Qemu-devel] [PATCH v7 03/11] qemu.py: use os.path.null instead of /dev/null, Amador Pahim, 2017/08/18
Re: [Qemu-devel] [PATCH v7 00/11] scripts/qemu.py fixes and cleanups, Eduardo Habkost, 2017/08/31