def commit(self, pkgs_install, pkgs_upgrade, close_on_done):
"""Commit a list of package adds and removes"""
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
try:
reinstall = remove = purge = downgrade = []
trans = yield self.client.commit_packages(pkgs_install,
reinstall,
remove,
purge,
pkgs_upgrade,
downgrade,
defer=True)
trans.connect("progress-changed", self._on_progress_changed)
yield self._run_in_dialog(trans, self.ACTION_INSTALL)
except errors.NotAuthorizedError as e:
self._action_done(self.ACTION_INSTALL, False, False, str(e), None)
except dbus.DBusException as e:
if e.get_dbus_name() != "org.freedesktop.DBus.Error.NoReply":
raise
self._action_done(self.ACTION_INSTALL, False, False, None, None)
except Exception as e:
self._action_done(self.ACTION_INSTALL, True, False, None, None)
raise
def start_update(self):
#print "startUpdate"
apt_pkg.pkgsystem_unlock()
self.action.set_markup("<i>" + _("Installing dependencies...") +
"</i>")
self.progress.set_fraction(0.0)
self.progress.set_text("")
def try_acquire_lock(self):
" check if we can lock the apt database "
try:
apt_pkg.pkgsystem_lock()
except SystemError:
self.error_header = _("Only one software management tool is allowed to"
" run at the same time")
self.error_body = _("Please close the other application e.g. 'Update "
"Manager', 'aptitude' or 'Synaptic' first.")
return False
apt_pkg.pkgsystem_unlock()
return True
def update_cache(self, window_id, lock):
"""start synaptic to update the package cache"""
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
cmd = ["/usr/sbin/synaptic", "--hide-main-window",
"--non-interactive",
"--parent-window-id", "%s" % (window_id),
"--update-at-startup"]
subprocess.call(cmd)
lock.release()
def update(self):
"""Refresh the package list"""
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
try:
trans = yield self.client.update_cache(defer=True)
yield self._run_in_dialog(trans, self.UPDATE)
except errors.NotAuthorizedError:
self.emit("action-done", self.UPDATE, False, False)
except:
self.emit("action-done", self.UPDATE, True, False)
raise
def try_acquire_lock(self):
" check if we can lock the apt database "
try:
apt_pkg.pkgsystem_lock()
except SystemError:
self.error_header = _(
"Only one software management tool is allowed to"
" run at the same time")
self.error_body = _(
"Please close the other application e.g. 'Update "
"Manager', 'aptitude' or 'Synaptic' first.")
return False
apt_pkg.pkgsystem_unlock()
return True
def update(self):
"""Refresh the package list"""
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
try:
trans = yield self.client.update_cache(defer=True)
yield self._run_in_dialog(trans, self.UPDATE)
except errors.NotAuthorizedError as e:
self._action_done(self.UPDATE, False, False, str(e), None)
except:
self.action_done(self.UPDATE, True, False, None, None)
raise
def _run_synaptic(self, action, opt, tempf):
"""Execute synaptic."""
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
cmd = ["/usr/bin/gksu",
"--desktop", "/usr/share/applications/update-manager.desktop",
"--", "/usr/sbin/synaptic", "--hide-main-window",
"--non-interactive", "--parent-window-id",
"%s" % self.window_main.window.xid ]
cmd.extend(opt)
flags = GObject.SPAWN_DO_NOT_REAP_CHILD
(pid, stdin, stdout, stderr) = GObject.spawn_async(cmd, flags=flags)
GObject.child_watch_add(pid, self._on_synaptic_exit, (action, tempf))
def _run_synaptic(self, action, opt, tempf):
"""Execute synaptic."""
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
cmd = ["/usr/bin/pkexec", "/usr/sbin/synaptic", "--hide-main-window",
"--non-interactive", "--parent-window-id",
"%s" % self.window_main.get_window().get_xid() ]
cmd.extend(opt)
flags = GObject.SPAWN_DO_NOT_REAP_CHILD
(pid, stdin, stdout, stderr) = GObject.spawn_async(cmd, flags=flags)
# Keep a reference to the data tuple passed to
# GObject.child_watch_add to avoid attempts to destroy it without a
# thread context: https://bugs.launchpad.net/bugs/724687
self.child_data = (action, tempf)
GObject.child_watch_add(pid, self._on_synaptic_exit, self.child_data)
def show_settings(self):
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
cmd = ["/usr/bin/software-properties-gtk",
"--open-tab", "2",
"--toplevel", "%s" % self.get_window().get_xid()
]
self._look_busy()
try:
p = subprocess.Popen(cmd)
except OSError:
pass
else:
while p.poll() is None:
while Gtk.events_pending():
Gtk.main_iteration()
time.sleep(0.05)
finally:
self.start_available()
def _run_synaptic(self, action, opt, tempf):
"""Execute synaptic."""
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
win = self.window_main.get_window()
try:
xid = win.get_xid()
except AttributeError:
xid = 0
cmd = ["/usr/bin/pkexec", "/usr/sbin/synaptic", "--hide-main-window",
"--non-interactive", "--parent-window-id",
"%s" % xid]
cmd.extend(opt)
flags = GObject.SPAWN_DO_NOT_REAP_CHILD
(pid, stdin, stdout, stderr) = GObject.spawn_async(cmd, flags=flags)
# Keep a reference to the data tuple passed to
# GObject.child_watch_add to avoid attempts to destroy it without a
# thread context: https://bugs.launchpad.net/bugs/724687
self.child_data = (action, tempf)
GObject.child_watch_add(pid, self._on_synaptic_exit, self.child_data)
def commit(self, pkgs_install, pkgs_upgrade, close_on_done):
"""Commit a list of package adds and removes"""
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
try:
reinstall = remove = purge = downgrade = []
trans = yield self.client.commit_packages(
pkgs_install, reinstall, remove, purge, pkgs_upgrade,
downgrade, defer=True)
trans.connect("progress-changed", self._on_progress_changed)
yield self._run_in_dialog(trans, self.INSTALL)
except errors.NotAuthorizedError as e:
self.emit("action-done", self.INSTALL, False, False)
except dbus.DBusException as e:
if e.get_dbus_name() != "org.freedesktop.DBus.Error.NoReply":
raise
self.emit("action-done", self.INSTALL, False, False)
except Exception as e:
self.emit("action-done", self.INSTALL, True, False)
raise
def on_button_settings_clicked(self, widget):
#print("on_button_settings_clicked")
try:
apt_pkg.pkgsystem_unlock()
except SystemError:
pass
cmd = ["/usr/bin/software-properties-gtk",
"--open-tab", "2",
# FIXME: once get_xid() is available via introspections, add
# this back
#"--toplevel", "%s" % self.window_main.get_window().get_xid()
]
self.window_main.set_sensitive(False)
p = subprocess.Popen(cmd)
while p.poll() is None:
while Gtk.events_pending():
Gtk.main_iteration()
time.sleep(0.05)
apt_pkg.init_config()
self.window_main.refresh_cache()
self.fillstore()
self.update_close_button()
self.window_main.set_sensitive(True)
def _unlock(self):
self.logger.verbose("Unlocking the global pkgsystem.")
apt_pkg.pkgsystem_unlock()
self.locked = False
lock = "/tmp/test.lck"
apt_pkg.init()
# system-lock
apt_pkg.pkgsystem_lock()
pid = os.fork()
if pid == 0:
try:
apt_pkg.pkgsystem_lock()
except SystemError as s:
print "Can't get lock: (error text:\n%s)" % s
sys.exit(0)
apt_pkg.pkgsystem_unlock()
# low-level lock
fd = apt_pkg.get_lock(lock, True)
print "Lockfile fd: %s" % fd
# try to get lock without error flag
pid = os.fork()
if pid == 0:
# child
fd = apt_pkg.get_lock(lock, False)
print "Lockfile fd (child): %s" % fd
sys.exit(0)
# try to get lock with error flag
pid = os.fork()
lock = "/tmp/test.lck"
apt_pkg.init()
# system-lock
apt_pkg.pkgsystem_lock()
pid = os.fork()
if pid == 0:
try:
apt_pkg.pkgsystem_lock()
except SystemError as s:
print("Can't get lock: (error text:\n%s)" % s)
sys.exit(0)
apt_pkg.pkgsystem_unlock()
# low-level lock
fd = apt_pkg.get_lock(lock, True)
print("Lockfile fd: %s" % fd)
# try to get lock without error flag
pid = os.fork()
if pid == 0:
# child
fd = apt_pkg.get_lock(lock, False)
print("Lockfile fd (child): %s" % fd)
sys.exit(0)
# try to get lock with error flag
pid = os.fork()
def start_update(self):
#print "startUpdate"
apt_pkg.pkgsystem_unlock()
self.action.set_markup("<i>"+_("Installing dependencies...")+"</i>")
self.progress.set_fraction(0.0)
self.progress.set_text("")
def start_update(self):
apt_pkg.pkgsystem_unlock()
self.action.setText(_("Installing dependencies..."))
self.progress.setValue(0)
def start_update(self):
apt_pkg.pkgsystem_unlock()
self.action.setText(_("Installing dependencies..."))
self.progress.setValue(0)
