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#!/usr/bin/python3 -bbI
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# -*- mode: python; coding: utf-8 -*-
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# Mandos Monitor - Control and monitor the Mandos server
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# Copyright © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 Björn Påhlsson
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# Copyright © 2009-2019 Teddy Hogeborn
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# Copyright © 2009-2019 Björn Påhlsson
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# This file is part of Mandos.
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# Mandos is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Contact the authors at <mandos@fukt.bsnet.se>.
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# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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# Contact the authors at <mandos@recompile.se>.
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from __future__ import (division, absolute_import, print_function,
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from future_builtins import *
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import urwid.curses_display
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from dbus.mainloop.glib import DBusGMainLoop
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from gi.repository import GLib
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locale.setlocale(locale.LC_ALL, '')
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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if sys.version_info.major == 2:
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log = logging.getLogger(os.path.basename(sys.argv[0]))
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logging.basicConfig(level="NOTSET", # Show all messages
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format="%(message)s") # Show basic log messages
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logging.captureWarnings(True) # Show warnings via the logging system
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locale.setlocale(locale.LC_ALL, "")
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logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
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# Some useful constants
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domain = 'se.bsnet.fukt'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
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# Urwid doesn't support blinking, but we want it. Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
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domain = "se.recompile"
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server_interface = domain + ".Mandos"
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client_interface = domain + ".Mandos.Client"
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dbus.OBJECT_MANAGER_IFACE
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except AttributeError:
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dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache:
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict()
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def __init__(self, proxy_object=None, properties=None, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict() if properties is None else properties
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self.property_changed_match = (
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self.proxy.connect_to_signal("PropertyChanged",
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self.property_changed,
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self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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byte_arrays=True))
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This breaks good super behaviour
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# super(MandosClientPropertyCache, self).__init__(
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def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
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It updates the changed property in the "properties" dict.
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if properties is None:
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self.properties.update(self.proxy.GetAll(
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dbus_interface=dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
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It updates the changed properties in the "properties" dict.
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# Update properties dict with new value
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self.properties[property] = value
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def delete(self, *args, **kwargs):
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if interface == client_interface:
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self.properties.update(properties)
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self.property_changed_match.remove()
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super(MandosClientPropertyCache, self).__init__(
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""A Mandos Client which is visible on the screen.
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def __init__(self, server_proxy_object=None, update_hook=None,
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delete_hook=None, logger=None, *args, **kwargs):
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delete_hook=None, **kwargs):
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# Called on update
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self.update_hook = update_hook
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# Called on delete
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self.delete_hook = delete_hook
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# Mandos Server proxy object
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self.server_proxy_object = server_proxy_object
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
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self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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super(MandosClientWidget, self).__init__(**kwargs)
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self.opened = False
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last_checked_ok = isoformat_to_datetime(self.properties
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if last_checked_ok is None:
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self.last_checker_failed = True
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self.last_checker_failed = ((datetime.datetime.utcnow()
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if self.last_checker_failed:
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self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True))
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#self.logger('Created client %s' % (self.properties["Name"]))
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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if property == "ApprovalPending":
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using_timer(bool(value))
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log.debug("Created client %s", self.properties["Name"])
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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activated or deactivated.
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old = self._update_timer_callback_lock
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self._update_timer_callback_lock += 1
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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if flag and self._update_timer_callback_tag is None:
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# Will update the shown timer value every second
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self._update_timer_callback_tag = (gobject.timeout_add
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elif old and self._update_timer_callback_lock == 0:
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gobject.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = (
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GLib.timeout_add(1000,
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glib_safely(self.update_timer)))
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elif not (flag or self._update_timer_callback_tag is None):
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GLib.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
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def checker_completed(self, exitstatus, condition, command):
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if exitstatus == 0:
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if self.last_checker_failed:
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self.last_checker_failed = False
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self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# % (self.properties["Name"], command))
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log.debug('Checker for client %s (command "%s")'
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" succeeded", self.properties["Name"], command)
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if not self.last_checker_failed:
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self.last_checker_failed = True
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self.using_timer(True)
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if os.WIFEXITED(condition):
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self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
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% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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log.info('Checker for client %s (command "%s") failed'
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" with exit code %d", self.properties["Name"],
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command, os.WEXITSTATUS(condition))
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elif os.WIFSIGNALED(condition):
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self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
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% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
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elif os.WCOREDUMP(condition):
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self.logger('Checker for client %s (command "%s")'
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% (self.properties["Name"], command))
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self.logger('Checker for client %s completed'
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log.info('Checker for client %s (command "%s") was'
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" killed by signal %d", self.properties["Name"],
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command, os.WTERMSIG(condition))
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def checker_started(self, command):
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#self.logger('Client %s started checker "%s"'
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# % (self.properties["Name"], unicode(command)))
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"""Server signals that a checker started."""
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log.debug('Client %s started checker "%s"',
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self.properties["Name"], command)
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def got_secret(self):
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self.last_checker_failed = False
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self.logger('Client %s received its secret'
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% self.properties["Name"])
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log.info("Client %s received its secret",
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self.properties["Name"])
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def need_approval(self, timeout, default):
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message = 'Client %s needs approval within %s seconds'
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message = "Client %s needs approval within %f seconds"
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message = 'Client %s will get its secret in %s seconds'
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% (self.properties["Name"], timeout/1000))
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self.using_timer(True)
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message = "Client %s will get its secret in %f seconds"
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log.info(message, self.properties["Name"], timeout/1000)
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def rejected(self, reason):
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self.logger('Client %s was rejected; reason: %s'
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% (self.properties["Name"], reason))
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log.info("Client %s was rejected; reason: %s",
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self.properties["Name"], reason)
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def selectable(self):
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"""Make this a "selectable" widget.
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This overrides the method from urwid.FlowWidget."""
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def rows(self, maxcolrow, focus=False):
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"""How many rows this widget will occupy might depend on
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whether we have focus or not.
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This overrides the method from urwid.FlowWidget"""
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return self.current_widget(focus).rows(maxcolrow, focus=focus)
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def current_widget(self, focus=False):
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if focus or self.opened:
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return self._focus_widget
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return self._widget
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def update(self):
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"Called when what is visible on the screen should be updated."
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# How to add standout mode to a style
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with_standout = { "normal": "standout",
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"bold": "bold-standout",
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"underline-blink-standout",
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"bold-underline-blink":
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"bold-underline-blink-standout",
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with_standout = {"normal": "standout",
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"bold": "bold-standout",
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"underline-blink-standout",
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"bold-underline-blink":
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"bold-underline-blink-standout",
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# Rebuild focus and non-focus widgets using current properties
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# Base part of a client. Name!
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% {"name": self.properties["Name"]})
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base = "{name}: ".format(name=self.properties["Name"])
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if not self.properties["Enabled"]:
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message = "DISABLED"
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self.using_timer(False)
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elif self.properties["ApprovalPending"]:
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timeout = datetime.timedelta(milliseconds
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timeout = datetime.timedelta(
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milliseconds=self.properties["ApprovalDelay"])
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last_approval_request = isoformat_to_datetime(
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self.properties["LastApprovalRequest"])
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if last_approval_request is not None:
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timer = timeout - (datetime.datetime.utcnow()
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- last_approval_request)
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timer = max(timeout - (datetime.datetime.utcnow()
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- last_approval_request),
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datetime.timedelta())
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timer = datetime.timedelta()
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if self.properties["ApprovedByDefault"]:
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message = "Approval in %s. (d)eny?"
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message = "Approval in {}. (d)eny?"
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message = "Denial in %s. (a)pprove?"
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message = message % unicode(timer).rsplit(".", 1)[0]
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elif self.last_checker_failed:
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# When checker has failed, print a timer until client expires
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message = "Denial in {}. (a)pprove?"
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message = message.format(str(timer).rsplit(".", 1)[0])
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self.using_timer(True)
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elif self.properties["LastCheckerStatus"] != 0:
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# When checker has failed, show timer until client expires
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expires = self.properties["Expires"]
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if expires == "":
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timer = datetime.timedelta(0)
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expires = datetime.datetime.strptime(expires,
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'%Y-%m-%dT%H:%M:%S.%f')
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timer = expires - datetime.datetime.utcnow()
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message = ('A checker has failed! Time until client'
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% unicode(timer).rsplit(".", 1)[0])
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expires = (datetime.datetime.strptime
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(expires, "%Y-%m-%dT%H:%M:%S.%f"))
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timer = max(expires - datetime.datetime.utcnow(),
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datetime.timedelta())
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message = ("A checker has failed! Time until client"
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.format(str(timer).rsplit(".", 1)[0]))
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self.using_timer(True)
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message = "enabled"
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self._text = "%s%s" % (base, message)
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self.using_timer(False)
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self._text = "{}{}".format(base, message)
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if not urwid.supports_unicode():
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self._text = self._text.encode("ascii", "replace")
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textlist = [("normal", self._text)]
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# Run update hook, if any
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if self.update_hook is not None:
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self.update_hook()
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def update_timer(self):
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"""called by gobject. Will indefinitely loop until
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gobject.source_remove() on tag is called"""
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"""called by GLib. Will indefinitely loop until
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GLib.source_remove() on tag is called
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return True # Keep calling this
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def delete(self, *args, **kwargs):
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def delete(self, **kwargs):
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if self._update_timer_callback_tag is not None:
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gobject.source_remove(self._update_timer_callback_tag)
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GLib.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
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for match in self.match_objects:
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self.match_objects = ()
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if self.delete_hook is not None:
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self.delete_hook(self)
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return super(MandosClientWidget, self).delete(*args, **kwargs)
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return super(MandosClientWidget, self).delete(**kwargs)
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def render(self, maxcolrow, focus=False):
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"""Render differently if we have focus.
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This overrides the method from urwid.FlowWidget"""
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return self.current_widget(focus).render(maxcolrow,
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def keypress(self, maxcolrow, key):
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This overrides the method from urwid.FlowWidget"""
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self.proxy.Enable(dbus_interface = client_interface,
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self.proxy.Set(client_interface, "Enabled",
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dbus.Boolean(True), ignore_reply=True,
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dbus_interface=dbus.PROPERTIES_IFACE)
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self.proxy.Disable(dbus_interface = client_interface,
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self.proxy.Set(client_interface, "Enabled", False,
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dbus_interface=dbus.PROPERTIES_IFACE)
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self.proxy.Approve(dbus.Boolean(True, variant_level=1),
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dbus_interface = client_interface,
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dbus_interface=client_interface,
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ignore_reply=True)
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self.proxy.Approve(dbus.Boolean(False, variant_level=1),
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dbus_interface = client_interface,
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dbus_interface=client_interface,
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ignore_reply=True)
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elif key == "R" or key == "_" or key == "ctrl k":
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self.server_proxy_object.RemoveClient(self.proxy
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ignore_reply=True)
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self.proxy.StartChecker(dbus_interface = client_interface,
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self.proxy.Set(client_interface, "CheckerRunning",
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dbus.Boolean(True), ignore_reply=True,
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dbus_interface=dbus.PROPERTIES_IFACE)
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self.proxy.StopChecker(dbus_interface = client_interface,
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self.proxy.Set(client_interface, "CheckerRunning",
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dbus.Boolean(False), ignore_reply=True,
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dbus_interface=dbus.PROPERTIES_IFACE)
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self.proxy.CheckedOK(dbus_interface = client_interface,
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self.proxy.CheckedOK(dbus_interface=client_interface,
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ignore_reply=True)
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# elif key == "p" or key == "=":
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def property_changed(self, property=None, value=None,
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"""Call self.update() if old value is not new value.
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def properties_changed(self, interface, properties, invalidated):
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"""Call self.update() if any properties changed.
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This overrides the method from MandosClientPropertyCache"""
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property_name = unicode(property)
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old_value = self.properties.get(property_name)
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super(MandosClientWidget, self).property_changed(
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property=property, value=value, *args, **kwargs)
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if self.properties.get(property_name) != old_value:
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old_values = {key: self.properties.get(key)
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for key in properties.keys()}
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super(MandosClientWidget, self).properties_changed(
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interface, properties, invalidated)
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if any(old_values[key] != self.properties.get(key)
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for key in old_values):
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def glib_safely(func, retval=True):
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def safe_func(*args, **kwargs):
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return func(*args, **kwargs)
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class ConstrainedListBox(urwid.ListBox):
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"""Like a normal urwid.ListBox, but will consume all "up" or
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"down" key presses, thus not allowing any containing widgets to
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use them as an excuse to shift focus away from this widget.
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def keypress(self, maxcolrow, key):
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ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
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def keypress(self, *args, **kwargs):
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ret = (super(ConstrainedListBox, self)
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.keypress(*args, **kwargs))
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if ret in ("up", "down"):
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class UserInterface(object):
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"""This is the entire user interface - the whole screen
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with boxes, lists of client widgets, etc.
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def __init__(self, max_log_length=1000):
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DBusGMainLoop(set_as_default=True)
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self.screen = urwid.curses_display.Screen()
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self.screen.register_palette((
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"default", "default", None),
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"default", "default", "bold"),
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"bold", "default", "bold"),
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("underline-blink",
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"default", "default", "underline"),
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"underline,blink", "default", "underline,blink"),
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"default", "default", "standout"),
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"standout", "default", "standout"),
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("bold-underline-blink",
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"default", "default", ("bold", "underline")),
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"bold,underline,blink", "default",
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"bold,underline,blink"),
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("bold-standout",
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"default", "default", ("bold", "standout")),
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"bold,standout", "default", "bold,standout"),
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("underline-blink-standout",
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"default", "default", ("underline", "standout")),
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"underline,blink,standout", "default",
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"underline,blink,standout"),
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("bold-underline-blink-standout",
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"default", "default", ("bold", "underline",
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"bold,underline,blink,standout", "default",
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"bold,underline,blink,standout"),
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if urwid.supports_unicode():
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self.divider = "─" # \u2500
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#self.divider = "━" # \u2501
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self.divider = "─" # \u2500
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#self.divider = "-" # \u002d
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self.divider = "_" # \u005f
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self.divider = "_" # \u005f
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self.screen.start()
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self.size = self.screen.get_cols_rows()
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self.clients = urwid.SimpleListWalker([])
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self.clients_dict = {}
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# We will add Text widgets to this list
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self.log = urwid.SimpleListWalker([])
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self.max_log_length = max_log_length
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# We keep a reference to the log widget so we can remove it
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# from the ListWalker without it getting destroyed
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self.logbox = ConstrainedListBox(self.log)
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# This keeps track of whether self.uilist currently has
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# self.logbox in it or not
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self.log_visible = True
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self.log_wrap = "any"
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self.loghandler = UILogHandler(self)
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self.log_message_raw(("bold",
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"Mandos Monitor version " + version))
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self.log_message_raw(("bold",
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self.busname = domain + '.Mandos'
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self.main_loop = gobject.MainLoop()
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self.bus = dbus.SystemBus()
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mandos_dbus_objc = self.bus.get_object(
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self.busname, "/", follow_name_owner_changes=True)
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self.mandos_serv = dbus.Interface(mandos_dbus_objc,
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mandos_clients = (self.mandos_serv
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.GetAllClientsWithProperties())
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except dbus.exceptions.DBusException:
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mandos_clients = dbus.Dictionary()
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.connect_to_signal("ClientRemoved",
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self.find_and_remove_client,
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dbus_interface=server_interface,
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.connect_to_signal("ClientAdded",
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dbus_interface=server_interface,
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.connect_to_signal("ClientNotFound",
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self.client_not_found,
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dbus_interface=server_interface,
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for path, client in mandos_clients.iteritems():
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client_proxy_object = self.bus.get_object(self.busname,
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self.add_client(MandosClientWidget(server_proxy_object
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=client_proxy_object,
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def client_not_found(self, fingerprint, address):
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self.log_message(("Client with address %s and fingerprint %s"
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" could not be found" % (address,
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self.add_log_line(("bold",
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"Mandos Monitor version " + version))
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self.add_log_line(("bold", "q: Quit ?: Help"))
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self.busname = domain + ".Mandos"
474
self.main_loop = GLib.MainLoop()
476
def client_not_found(self, key_id, address):
477
log.info("Client with address %s and key ID %s could"
478
" not be found", address, key_id)
548
480
def rebuild(self):
549
481
"""This rebuilds the User Interface.
550
482
Call this when the widget layout needs to change"""
552
#self.uilist.append(urwid.ListBox(self.clients))
484
# self.uilist.append(urwid.ListBox(self.clients))
553
485
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
555
#header=urwid.Divider(),
487
# header=urwid.Divider(),
558
urwid.Divider(div_char=
489
footer=urwid.Divider(
490
div_char=self.divider)))
560
491
if self.log_visible:
561
492
self.uilist.append(self.logbox)
563
493
self.topwidget = urwid.Pile(self.uilist)
565
def log_message(self, message):
566
timestamp = datetime.datetime.now().isoformat()
567
self.log_message_raw(timestamp + ": " + message)
569
def log_message_raw(self, markup):
570
"""Add a log message to the log buffer."""
495
def add_log_line(self, markup):
571
496
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
572
if (self.max_log_length
573
and len(self.log) > self.max_log_length):
574
del self.log[0:len(self.log)-self.max_log_length-1]
575
self.logbox.set_focus(len(self.logbox.body.contents),
497
if self.max_log_length:
498
if len(self.log) > self.max_log_length:
499
del self.log[0:(len(self.log) - self.max_log_length)]
500
self.logbox.set_focus(len(self.logbox.body.contents)-1,
576
501
coming_from="above")
579
504
def toggle_log_display(self):
580
505
"""Toggle visibility of the log buffer."""
581
506
self.log_visible = not self.log_visible
583
#self.log_message("Log visibility changed to: "
584
# + unicode(self.log_visible))
508
log.debug("Log visibility changed to: %s", self.log_visible)
586
510
def change_log_display(self):
587
511
"""Change type of log display.
588
512
Currently, this toggles wrapping of text lines."""
592
516
self.log_wrap = "clip"
593
517
for textwidget in self.log:
594
518
textwidget.set_wrap_mode(self.log_wrap)
595
#self.log_message("Wrap mode: " + self.log_wrap)
597
def find_and_remove_client(self, path, name):
519
log.debug("Wrap mode: %s", self.log_wrap)
521
def find_and_remove_client(self, path, interfaces):
598
522
"""Find a client by its object path and remove it.
600
This is connected to the ClientRemoved signal from the
524
This is connected to the InterfacesRemoved signal from the
601
525
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
603
530
client = self.clients_dict[path]
606
self.log_message("Unknown client %r (%r) removed", name,
533
log.warning("Unknown client %s removed", path)
611
def add_new_client(self, path):
537
def add_new_client(self, path, ifs_and_props):
538
"""Find a client by its object path and remove it.
540
This is connected to the InterfacesAdded signal from the
541
Mandos server object.
543
if client_interface not in ifs_and_props:
544
# Not a Mandos client object; ignore
612
546
client_proxy_object = self.bus.get_object(self.busname, path)
613
self.add_client(MandosClientWidget(server_proxy_object
616
=client_proxy_object,
547
self.add_client(MandosClientWidget(
548
server_proxy_object=self.mandos_serv,
549
proxy_object=client_proxy_object,
550
update_hook=self.refresh,
551
delete_hook=self.remove_client,
552
properties=dict(ifs_and_props[client_interface])),
625
555
def add_client(self, client, path=None):
626
556
self.clients.append(client)
628
558
path = client.proxy.object_path
629
559
self.clients_dict[path] = client
630
self.clients.sort(None, lambda c: c.properties["Name"])
560
self.clients.sort(key=lambda c: c.properties["Name"])
633
563
def remove_client(self, client, path=None):
634
564
self.clients.remove(client)
636
566
path = client.proxy.object_path
637
567
del self.clients_dict[path]
638
if not self.clients_dict:
639
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
640
# is completely emptied, we need to recreate it.
641
self.clients = urwid.SimpleListWalker([])
645
570
def refresh(self):
646
571
"""Redraw the screen"""
647
572
canvas = self.topwidget.render(self.size, focus=True)
648
573
self.screen.draw_screen(self.size, canvas)
651
576
"""Start the main loop and exit when it's done."""
577
log.addHandler(self.loghandler)
578
self.orig_log_propagate = log.propagate
579
log.propagate = False
580
self.orig_log_level = log.level
582
self.bus = dbus.SystemBus()
583
mandos_dbus_objc = self.bus.get_object(
584
self.busname, "/", follow_name_owner_changes=True)
585
self.mandos_serv = dbus.Interface(
586
mandos_dbus_objc, dbus_interface=server_interface)
588
mandos_clients = (self.mandos_serv
589
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
log.warning("Note: Server has no clients.")
592
except dbus.exceptions.DBusException:
593
log.warning("Note: No Mandos server running.")
594
mandos_clients = dbus.Dictionary()
597
.connect_to_signal("InterfacesRemoved",
598
self.find_and_remove_client,
599
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
602
.connect_to_signal("InterfacesAdded",
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
607
.connect_to_signal("ClientNotFound",
608
self.client_not_found,
609
dbus_interface=server_interface,
611
for path, client in mandos_clients.items():
612
client_proxy_object = self.bus.get_object(self.busname,
614
self.add_client(MandosClientWidget(
615
server_proxy_object=self.mandos_serv,
616
proxy_object=client_proxy_object,
618
update_hook=self.refresh,
619
delete_hook=self.remove_client),
653
self._input_callback_tag = (gobject.io_add_watch
623
self._input_callback_tag = (
625
GLib.IOChannel.unix_new(sys.stdin.fileno()),
626
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
627
glib_safely(self.process_input)))
657
628
self.main_loop.run()
658
629
# Main loop has finished, we should close everything now
659
gobject.source_remove(self._input_callback_tag)
630
GLib.source_remove(self._input_callback_tag)
631
with warnings.catch_warnings():
632
warnings.simplefilter("ignore", BytesWarning)
663
636
self.main_loop.quit()
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
665
640
def process_input(self, source, condition):
666
641
keys = self.screen.get_input()
667
translations = { "ctrl n": "down", # Emacs
668
"ctrl p": "up", # Emacs
669
"ctrl v": "page down", # Emacs
670
"meta v": "page up", # Emacs
671
" ": "page down", # less
672
"f": "page down", # less
673
"b": "page up", # less
642
translations = {"ctrl n": "down", # Emacs
643
"ctrl p": "up", # Emacs
644
"ctrl v": "page down", # Emacs
645
"meta v": "page up", # Emacs
646
" ": "page down", # less
647
"f": "page down", # less
648
"b": "page up", # less
679
654
key = translations[key]
680
655
except KeyError: # :-)
683
658
if key == "q" or key == "Q":
686
661
elif key == "window resize":
687
662
self.size = self.screen.get_cols_rows()
689
elif key == "\f": # Ctrl-L
664
elif key == "ctrl l":
691
667
elif key == "l" or key == "D":
692
668
self.toggle_log_display()
724
701
self.topwidget.set_focus(self.logbox)
726
#elif (key == "end" or key == "meta >" or key == "G"
728
# pass # xxx end-of-buffer
729
#elif (key == "home" or key == "meta <" or key == "g"
731
# pass # xxx beginning-of-buffer
732
#elif key == "ctrl e" or key == "$":
733
# pass # xxx move-end-of-line
734
#elif key == "ctrl a" or key == "^":
735
# pass # xxx move-beginning-of-line
736
#elif key == "ctrl b" or key == "meta (" or key == "h":
738
#elif key == "ctrl f" or key == "meta )" or key == "l":
741
# pass # scroll up log
743
# pass # scroll down log
704
if log.level < logging.INFO:
705
log.setLevel(logging.INFO)
706
log.info("Verbose mode: Off")
708
log.setLevel(logging.NOTSET)
709
log.info("Verbose mode: On")
710
# elif (key == "end" or key == "meta >" or key == "G"
712
# pass # xxx end-of-buffer
713
# elif (key == "home" or key == "meta <" or key == "g"
715
# pass # xxx beginning-of-buffer
716
# elif key == "ctrl e" or key == "$":
717
# pass # xxx move-end-of-line
718
# elif key == "ctrl a" or key == "^":
719
# pass # xxx move-beginning-of-line
720
# elif key == "ctrl b" or key == "meta (" or key == "h":
722
# elif key == "ctrl f" or key == "meta )" or key == "l":
725
# pass # scroll up log
727
# pass # scroll down log
744
728
elif self.topwidget.selectable():
745
729
self.topwidget.keypress(self.size, key)
734
class UILogHandler(logging.Handler):
735
def __init__(self, ui, *args, **kwargs):
737
super(UILogHandler, self).__init__(*args, **kwargs)
739
logging.Formatter("%(asctime)s: %(message)s"))
740
def emit(self, record):
741
msg = self.format(record)
742
if record.levelno > logging.INFO:
744
self.ui.add_log_line(msg)
749
747
ui = UserInterface()
752
750
except KeyboardInterrupt:
755
ui.log_message(unicode(e))
751
with warnings.catch_warnings():
752
warnings.filterwarnings("ignore", "", BytesWarning)
755
with warnings.catch_warnings():
756
warnings.filterwarnings("ignore", "", BytesWarning)