Current File : //usr/share/system-config-printer/troubleshoot/VerifyPackages.py
#!/usr/bin/python3
## Printing troubleshooter
## Copyright (C) 2010, 2014 Red Hat, Inc.
## Copyright (C) 2010 Jiri Popelka <jpopelka@redhat.com>
## 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.
from gi.repository import Gtk
import subprocess
from .base import *
import os
from timedops import TimedSubprocess
class VerifyPackages(Question):
def __init__ (self, troubleshooter):
Question.__init__ (self, troubleshooter, "Verify packages")
troubleshooter.new_page (Gtk.Label (), self)
def display (self):
self.answers = {}
packages_verification = {}
package_manager="/bin/rpm"
if not os.access (package_manager, os.X_OK):
return False
packages = ["cups",
"foomatic",
"gutenprint",
"hpijs",
"hplip",
"system-config-printer"]
parent = self.troubleshooter.get_window ()
new_environ = os.environ.copy()
new_environ['LC_ALL'] = "C"
for package in packages:
verification_args = [package_manager, "-V", package]
try:
self.op = TimedSubprocess (parent=parent,
args=verification_args,
close_fds=True,
env=new_environ,
stdin=subprocess.DEVNULL,
stdout=subprocess.PIPE,
stderr=subprocess.DEVNULL)
(verif_stdout, verif_stderr, result) = self.op.run ()
except:
# Problem executing command.
return False
packages_verification[package] = verif_stdout[:-1]
self.answers['packages_verification'] = packages_verification
return False
def collect_answer (self):
return self.answers
def cancel_operation (self):
self.op.cancel ()
Mini Shell