virt-manager/virtcli/cliconfig.py

116 lines
3.8 KiB
Python

#
# Copyright (C) 2013, 2014 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA.
#
"""
Configuration variables that can be set at build time
"""
import ConfigParser
import os
_cfg = ConfigParser.ConfigParser()
_filepath = os.path.abspath(__file__)
_srcdir = os.path.abspath(os.path.join(os.path.dirname(_filepath), ".."))
_cfgpath = os.path.join(os.path.dirname(_filepath), "cli.cfg")
if os.path.exists(_cfgpath):
_cfg.read(_cfgpath)
_istest = "VIRTINST_TEST_SUITE" in os.environ
_running_from_srcdir = os.path.exists(
os.path.join(_srcdir, "tests", "clitest.py"))
def _split_list(commastr):
return [d for d in commastr.split(",") if d]
def _get_param(name, default):
if _istest:
return default
try:
return _cfg.get("config", name)
except (ConfigParser.NoOptionError, ConfigParser.NoSectionError):
return default
def _setup_gsettings_path(schemadir):
"""
If running from the virt-manager.git srcdir, compile our gsettings
schema and use it directly
"""
import subprocess
from distutils.spawn import find_executable
exe = find_executable("glib-compile-schemas")
if not exe:
raise RuntimeError("You must install glib-compile-schemas to run "
"virt-manager from git.")
ret = subprocess.call([exe, "--strict", schemadir])
if ret != 0:
raise RuntimeError("Failed to compile local gsettings schemas")
__version__ = "1.4.0"
class _CLIConfig(object):
def __init__(self):
self.cfgpath = _cfgpath
self.version = __version__
self.default_qemu_user = _get_param("default_qemu_user", "root")
self.stable_defaults = bool(int(_get_param("stable_defaults", "0")))
self.preferred_distros = _split_list(
_get_param("preferred_distros", ""))
self.hv_packages = _split_list(_get_param("hv_packages", ""))
self.askpass_package = _split_list(_get_param("askpass_packages", ""))
self.libvirt_packages = _split_list(_get_param("libvirt_packages", ""))
self.default_graphics = _get_param("default_graphics", "spice")
self.default_hvs = _split_list(_get_param("default_hvs", ""))
self.prefix = None
self.gettext_dir = None
self.ui_dir = None
self.icon_dir = None
self.gsettings_dir = None
self.set_paths_by_prefix(_get_param("prefix", "/usr"),
check_source_dir=True)
def set_paths_by_prefix(self, prefix, check_source_dir=False):
self.prefix = prefix
self.gettext_dir = os.path.join(prefix, "share", "locale")
if _running_from_srcdir and check_source_dir:
self.ui_dir = os.path.join(_srcdir, "ui")
self.icon_dir = os.path.join(_srcdir, "data")
self.gsettings_dir = self.icon_dir
_setup_gsettings_path(self.gsettings_dir)
else:
self.ui_dir = os.path.join(prefix, "share", "virt-manager", "ui")
self.icon_dir = os.path.join(prefix, "share", "virt-manager",
"icons")
self.gsettings_dir = os.path.join(prefix, "share",
"glib-2.0", "schemas")
CLIConfig = _CLIConfig()