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bh=icGz5CFfyQZmFGJI0bgMFaTx4NMIZ8PsweUuB+1srN4=; b=QgG4IKytH/q2hezX+/d6NvNwKp3c02p1QzDdxfETABt7CsvMlrH03NwFCAyOOHZ6cZ1WpK OjRXyvfwI2PnNe5/3wMdjFxJjFIHUCJj7vOrBZapGw1aYMKhNzquTjJGtDTpCq3YRHEOTv sDSQYVaBwxzz84ozW80AoFwR0257exo= X-MC-Unique: r_C-QLNvPX6opq-bKp6HGA-1 From: John Snow To: qemu-devel@nongnu.org Subject: [PULL 05/21] python/machine.py: Don't modify state in _base_args() Date: Tue, 20 Oct 2020 13:27:26 -0400 Message-Id: <20201020172742.1483258-6-jsnow@redhat.com> In-Reply-To: <20201020172742.1483258-1-jsnow@redhat.com> References: <20201020172742.1483258-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jsnow@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable 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; 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charset="utf-8" Don't append to the _remove_files list during _base_args; instead do so during _launch. Rework _base_args as a @property to help facilitate this impression. This has the additional benefit of making the type of _console_address easier to analyze statically. Signed-off-by: John Snow Reviewed-by: Kevin Wolf Message-id: 20201006235817.3280413-5-jsnow@redhat.com Signed-off-by: John Snow --- python/qemu/machine.py | 17 ++++++++++------- python/qemu/qtest.py | 7 ++++--- 2 files changed, 14 insertions(+), 10 deletions(-) diff --git a/python/qemu/machine.py b/python/qemu/machine.py index 71fe58be05..812ca7d349 100644 --- a/python/qemu/machine.py +++ b/python/qemu/machine.py @@ -25,7 +25,7 @@ import subprocess import tempfile from types import TracebackType -from typing import Optional, Type +from typing import List, Optional, Type =20 from . import console_socket, qmp from .qmp import SocketAddrT @@ -137,7 +137,9 @@ def __init__(self, binary, args=3DNone, wrapper=3DNone,= name=3DNone, self._console_index =3D 0 self._console_set =3D False self._console_device_type =3D None - self._console_address =3D None + self._console_address =3D os.path.join( + self._sock_dir, f"{self._name}-console.sock" + ) self._console_socket =3D None self._remove_files =3D [] self._user_killed =3D False @@ -253,7 +255,8 @@ def _load_io_log(self): with open(self._qemu_log_path, "r") as iolog: self._iolog =3D iolog.read() =20 - def _base_args(self): + @property + def _base_args(self) -> List[str]: args =3D ['-display', 'none', '-vga', 'none'] =20 if self._qmp_set: @@ -271,9 +274,6 @@ def _base_args(self): for _ in range(self._console_index): args.extend(['-serial', 'null']) if self._console_set: - self._console_address =3D os.path.join(self._sock_dir, - self._name + "-console.so= ck") - self._remove_files.append(self._console_address) chardev =3D ('socket,id=3Dconsole,path=3D%s,server,nowait' % self._console_address) args.extend(['-chardev', chardev]) @@ -289,6 +289,9 @@ def _pre_launch(self): self._qemu_log_path =3D os.path.join(self._temp_dir, self._name + = ".log") self._qemu_log_file =3D open(self._qemu_log_path, 'wb') =20 + if self._console_set: + self._remove_files.append(self._console_address) + if self._qmp_set: if self._remove_monitor_sockfile: assert isinstance(self._monitor_address, str) @@ -374,7 +377,7 @@ def _launch(self): devnull =3D open(os.path.devnull, 'rb') self._pre_launch() self._qemu_full_args =3D (self._wrapper + [self._binary] + - self._base_args() + self._args) + self._base_args + self._args) LOG.debug('VM launch command: %r', ' '.join(self._qemu_full_args)) self._popen =3D subprocess.Popen(self._qemu_full_args, stdin=3Ddevnull, diff --git a/python/qemu/qtest.py b/python/qemu/qtest.py index 7700c0b09b..7fde2565a0 100644 --- a/python/qemu/qtest.py +++ b/python/qemu/qtest.py @@ -19,7 +19,7 @@ =20 import os import socket -from typing import Optional, TextIO +from typing import List, Optional, TextIO =20 from .machine import QEMUMachine =20 @@ -111,8 +111,9 @@ def __init__(self, binary, args=3DNone, name=3DNone, te= st_dir=3D"/var/tmp", self._qtest =3D None self._qtest_path =3D os.path.join(sock_dir, name + "-qtest.sock") =20 - def _base_args(self): - args =3D super()._base_args() + @property + def _base_args(self) -> List[str]: + args =3D super()._base_args args.extend(['-qtest', 'unix:path=3D' + self._qtest_path, '-accel', 'qtest']) return args --=20 2.26.2