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: /lib/python3/dist-packages/UpdateManager/backend/ [ drwxr-xr-x ]
name : InstallBackendSynaptic.py #!/usr/bin/env python # -*- Mode: Python; indent-tabs-mode: nil; tab-width: 4; coding: utf-8 -*- # (c) 2005-2007 Canonical, GPL import os import tempfile from gettext import gettext as _ import gi gi.require_version("Gtk", "3.0") from gi.repository import GObject # Extra GdkX11 import for pygobject bug #673396 # https://bugzilla.gnome.org/show_bug.cgi?id=673396 from gi.repository import GdkX11 GdkX11 # pyflakes from UpdateManager.backend import InstallBackend class InstallBackendSynaptic(InstallBackend): """ Install backend based on synaptic """ def update(self): opt = ["--update-at-startup"] tempf = None self._run_synaptic(self.ACTION_UPDATE, opt, tempf) def commit(self, pkgs_install, pkgs_upgrade, pkgs_remove, close_on_done=False): # close when update was successful (its ok to use a Synaptic:: # option here, it will not get auto-saved, because synaptic does # not save options in non-interactive mode) opt = [] if close_on_done: opt.append("-o") opt.append("Synaptic::closeZvt=true") # custom progress strings opt.append("--progress-str") opt.append("%s" % _("Please wait, this can take some time.")) opt.append("--finish-str") opt.append("%s" % _("Update is complete")) tempf = tempfile.NamedTemporaryFile(mode="w+") for pkg_name in pkgs_install + pkgs_upgrade: tempf.write("%s\tinstall\n" % pkg_name) for pkg_name in pkgs_remove: tempf.write("%s\tdeinstall\n" % pkg_name) opt.append("--set-selections-file") opt.append("%s" % tempf.name) tempf.flush() self._run_synaptic(self.ACTION_INSTALL, opt, tempf) def _run_synaptic(self, action, opt, tempf): """Execute synaptic.""" 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 _on_synaptic_exit(self, pid, condition, data): action, tempf = data if tempf: tempf.close() self._action_done(action, authorized=True, success=os.WEXITSTATUS(condition) == 0, error_string=None, error_desc=None)