manager/qubesmanager/clipboard.py
Jean-Philippe Ouellet a0bb943af9 Implement "Copy Dom0 clipboard" tray menu item
Ctrl+Shift+C would be preferable, but is quite difficult to do safely,
and this method seems like a reasonable security/UX compromise.

Discussed in:
- https://groups.google.com/forum/#!topic/qubes-devel/4_x7Su21i9o
- https://github.com/QubesOS/qubes-issues/issues/2438#issuecomment-261704575

Fixes https://github.com/QubesOS/qubes-issues/issues/2450
2016-11-26 20:59:24 -05:00

57 lines
1.9 KiB
Python

#!/usr/bin/python2
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2012 Agnieszka Kostrzewa <agnieszka.kostrzewa@gmail.com>
# Copyright (C) 2012 Marek Marczykowski <marmarek@mimuw.edu.pl>
#
# 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.
#
#
import os
import fcntl
from qubes.qubes import QubesException
from PyQt4.QtGui import QApplication
def do_dom0_copy():
copy_text_to_qubes_clipboard(QApplication.clipboard().text())
def copy_text_to_qubes_clipboard(text):
#inter-appviewer lock
try:
fd = os.open("/var/run/qubes/appviewer.lock", os.O_RDWR|os.O_CREAT, 0666)
fcntl.flock(fd, fcntl.LOCK_EX)
except IOError:
QMessageBox.warning (None, "Warning!", "Error while accessing Qubes clipboard!")
return
qubes_clipboard = open("/var/run/qubes/qubes-clipboard.bin", 'w')
qubes_clipboard.write(text)
qubes_clipboard.close()
qubes_clip_source = open("/var/run/qubes/qubes-clipboard.bin.source", 'w')
qubes_clip_source.write("dom0")
qubes_clip_source.close()
try:
fcntl.flock(fd, fcntl.LOCK_UN)
os.close(fd)
except IOError:
QMessageBox.warning (None, "Warning!", "Error while writing to Qubes clipboard!")
return