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authorTomás Touceda <chiiph@leap.se>2013-10-04 12:09:58 -0300
committerTomás Touceda <chiiph@leap.se>2013-10-04 12:09:58 -0300
commit584866689560bd2ebea01ecc5e6ae5e79ce7fc81 (patch)
tree4fe300c3c105e17721f79eeece9bbd3745b43d78 /src/leap/bitmask/gui/eip_status.py
parent1f0f8efc4cb985c082b3b8fe7b3dc45aed047a47 (diff)
parent759d73ae0728f074e0fb0740269249d0e5066574 (diff)
Merge branch 'release-0.3.4'0.3.4
Diffstat (limited to 'src/leap/bitmask/gui/eip_status.py')
-rw-r--r--src/leap/bitmask/gui/eip_status.py435
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+# -*- coding: utf-8 -*-
+# eip_status.py
+# Copyright (C) 2013 LEAP
+#
+# 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 3 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, see <http://www.gnu.org/licenses/>.
+"""
+EIP Status Panel widget implementation
+"""
+import logging
+
+from datetime import datetime
+from functools import partial
+
+from PySide import QtCore, QtGui
+
+from leap.bitmask.services.eip.connection import EIPConnection
+from leap.bitmask.services.eip.vpnprocess import VPNManager
+from leap.bitmask.platform_init import IS_LINUX
+from leap.bitmask.util.averages import RateMovingAverage
+from leap.common.check import leap_assert_type
+
+from ui_eip_status import Ui_EIPStatus
+
+logger = logging.getLogger(__name__)
+
+
+class EIPStatusWidget(QtGui.QWidget):
+ """
+ EIP Status widget that displays the current state of the EIP service
+ """
+ DISPLAY_TRAFFIC_RATES = True
+ RATE_STR = "%14.2f KB/s"
+ TOTAL_STR = "%14.2f Kb"
+
+ eip_connection_connected = QtCore.Signal()
+
+ def __init__(self, parent=None):
+ QtGui.QWidget.__init__(self, parent)
+
+ self._systray = None
+ self._eip_status_menu = None
+
+ self.ui = Ui_EIPStatus()
+ self.ui.setupUi(self)
+
+ self.eipconnection = EIPConnection()
+
+ # set systray tooltip status
+ self._eip_status = ""
+
+ self.ui.eip_bandwidth.hide()
+
+ # Set the EIP status icons
+ self.CONNECTING_ICON = None
+ self.CONNECTED_ICON = None
+ self.ERROR_ICON = None
+ self.CONNECTING_ICON_TRAY = None
+ self.CONNECTED_ICON_TRAY = None
+ self.ERROR_ICON_TRAY = None
+ self._set_eip_icons()
+
+ self._set_traffic_rates()
+ self._make_status_clickable()
+
+ self._provider = ""
+
+ def _make_status_clickable(self):
+ """
+ Makes upload and download figures clickable.
+ """
+ onclicked = self._on_VPN_status_clicked
+ self.ui.btnUpload.clicked.connect(onclicked)
+ self.ui.btnDownload.clicked.connect(onclicked)
+
+ def _on_VPN_status_clicked(self):
+ """
+ SLOT
+ TRIGGER: self.ui.btnUpload.clicked
+ self.ui.btnDownload.clicked
+
+ Toggles between rate and total throughput display for vpn
+ status figures.
+ """
+ self.DISPLAY_TRAFFIC_RATES = not self.DISPLAY_TRAFFIC_RATES
+ self.update_vpn_status(None) # refresh
+
+ def _set_traffic_rates(self):
+ """
+ Initializes up and download rates.
+ """
+ self._up_rate = RateMovingAverage()
+ self._down_rate = RateMovingAverage()
+
+ self.ui.btnUpload.setText(self.RATE_STR % (0,))
+ self.ui.btnDownload.setText(self.RATE_STR % (0,))
+
+ def _reset_traffic_rates(self):
+ """
+ Resets up and download rates, and cleans up the labels.
+ """
+ self._up_rate.reset()
+ self._down_rate.reset()
+ self.update_vpn_status(None)
+
+ def _update_traffic_rates(self, up, down):
+ """
+ Updates up and download rates.
+
+ :param up: upload total.
+ :type up: int
+ :param down: download total.
+ :type down: int
+ """
+ ts = datetime.now()
+ self._up_rate.append((ts, up))
+ self._down_rate.append((ts, down))
+
+ def _get_traffic_rates(self):
+ """
+ Gets the traffic rates (in KB/s).
+
+ :returns: a tuple with the (up, down) rates
+ :rtype: tuple
+ """
+ up = self._up_rate
+ down = self._down_rate
+
+ return (up.get_average(), down.get_average())
+
+ def _get_traffic_totals(self):
+ """
+ Gets the traffic total throughput (in Kb).
+
+ :returns: a tuple with the (up, down) totals
+ :rtype: tuple
+ """
+ up = self._up_rate
+ down = self._down_rate
+
+ return (up.get_total(), down.get_total())
+
+ def _set_eip_icons(self):
+ """
+ Sets the EIP status icons for the main window and for the tray
+
+ MAC : dark icons
+ LINUX : dark icons in window, light icons in tray
+ WIN : light icons
+ """
+ EIP_ICONS = EIP_ICONS_TRAY = (
+ ":/images/black/32/wait.png",
+ ":/images/black/32/on.png",
+ ":/images/black/32/off.png")
+
+ if IS_LINUX:
+ EIP_ICONS_TRAY = (
+ ":/images/white/32/wait.png",
+ ":/images/white/32/on.png",
+ ":/images/white/32/off.png")
+
+ self.CONNECTING_ICON = QtGui.QPixmap(EIP_ICONS[0])
+ self.CONNECTED_ICON = QtGui.QPixmap(EIP_ICONS[1])
+ self.ERROR_ICON = QtGui.QPixmap(EIP_ICONS[2])
+
+ self.CONNECTING_ICON_TRAY = QtGui.QPixmap(EIP_ICONS_TRAY[0])
+ self.CONNECTED_ICON_TRAY = QtGui.QPixmap(EIP_ICONS_TRAY[1])
+ self.ERROR_ICON_TRAY = QtGui.QPixmap(EIP_ICONS_TRAY[2])
+
+ # Systray and actions
+
+ def set_systray(self, systray):
+ """
+ Sets the systray object to use.
+
+ :param systray: Systray object
+ :type systray: QtGui.QSystemTrayIcon
+ """
+ leap_assert_type(systray, QtGui.QSystemTrayIcon)
+ self._systray = systray
+ self._systray.setToolTip(self.tr("All services are OFF"))
+
+ def _update_systray_tooltip(self):
+ """
+ Updates the system tray icon tooltip using the eip and mx status.
+ """
+ status = self.tr("Encrypted Internet: {0}").format(self._eip_status)
+ self._systray.setToolTip(status)
+
+ def set_action_eip_startstop(self, action_eip_startstop):
+ """
+ Sets the action_eip_startstop to use.
+
+ :param action_eip_startstop: action_eip_status to be used
+ :type action_eip_startstop: QtGui.QAction
+ """
+ self._action_eip_startstop = action_eip_startstop
+
+ def set_eip_status_menu(self, eip_status_menu):
+ """
+ Sets the eip_status_menu to use.
+
+ :param eip_status_menu: eip_status_menu to be used
+ :type eip_status_menu: QtGui.QMenu
+ """
+ leap_assert_type(eip_status_menu, QtGui.QMenu)
+ self._eip_status_menu = eip_status_menu
+
+ # EIP status ---
+
+ @property
+ def eip_button(self):
+ return self.ui.btnEipStartStop
+
+ @property
+ def eip_label(self):
+ return self.ui.lblEIPStatus
+
+ def eip_pre_up(self):
+ """
+ Triggered when the app activates eip.
+ Hides the status box and disables the start/stop button.
+ """
+ self.set_startstop_enabled(False)
+
+ @QtCore.Slot()
+ def disable_eip_start(self):
+ """
+ Triggered when a default provider_config has not been found.
+ Disables the start button and adds instructions to the user.
+ """
+ logger.debug('Hiding EIP start button')
+ # you might be tempted to change this for a .setEnabled(False).
+ # it won't work. it's under the claws of the state machine.
+ # probably the best thing would be to make a transitional
+ # transition there, but that's more involved.
+ self.eip_button.hide()
+ msg = self.tr("You must login to use Encrypted Internet")
+ self.eip_label.setText(msg)
+
+ @QtCore.Slot()
+ def enable_eip_start(self):
+ """
+ Triggered after a successful login.
+ Enables the start button.
+ """
+ logger.debug('Showing EIP start button')
+ self.eip_button.show()
+
+ # XXX disable (later) --------------------------
+ def set_eip_status(self, status, error=False):
+ """
+ Sets the status label at the VPN stage to status
+
+ :param status: status message
+ :type status: str or unicode
+ :param error: if the status is an erroneous one, then set this
+ to True
+ :type error: bool
+ """
+ leap_assert_type(error, bool)
+ self._eip_status = status
+ if error:
+ status = "<font color='red'>%s</font>" % (status,)
+ self.ui.lblEIPStatus.setText(status)
+ self.ui.lblEIPStatus.show()
+ self._update_systray_tooltip()
+
+ # XXX disable ---------------------------------
+ def set_startstop_enabled(self, value):
+ """
+ Enable or disable btnEipStartStop and _action_eip_startstop
+ based on value
+
+ :param value: True for enabled, False otherwise
+ :type value: bool
+ """
+ # TODO use disable_eip_start instead
+ # this should be handled by the state machine
+ leap_assert_type(value, bool)
+ self.ui.btnEipStartStop.setEnabled(value)
+ self._action_eip_startstop.setEnabled(value)
+
+ # XXX disable -----------------------------
+ def eip_started(self):
+ """
+ Sets the state of the widget to how it should look after EIP
+ has started
+ """
+ self.ui.btnEipStartStop.setText(self.tr("Turn OFF"))
+ self.ui.btnEipStartStop.disconnect(self)
+ self.ui.btnEipStartStop.clicked.connect(
+ self.eipconnection.qtsigs.do_connect_signal)
+
+ # XXX disable -----------------------------
+ def eip_stopped(self):
+ """
+ Sets the state of the widget to how it should look after EIP
+ has stopped
+ """
+ # XXX should connect this to EIPConnection.disconnected_signal
+ self._reset_traffic_rates()
+ # XXX disable -----------------------------
+ self.ui.btnEipStartStop.setText(self.tr("Turn ON"))
+ self.ui.btnEipStartStop.disconnect(self)
+ self.ui.btnEipStartStop.clicked.connect(
+ self.eipconnection.qtsigs.do_disconnect_signal)
+
+ self.ui.eip_bandwidth.hide()
+ self.ui.lblEIPMessage.setText(
+ self.tr("Traffic is being routed in the clear"))
+ self.ui.lblEIPStatus.show()
+
+ def update_vpn_status(self, data):
+ """
+ SLOT
+ TRIGGER: VPN.status_changed
+
+ Updates the download/upload labels based on the data provided
+ by the VPN thread.
+
+ :param data: a dictionary with the tcp/udp write and read totals.
+ If data is None, we just will refresh the display based
+ on the previous data.
+ :type data: dict
+ """
+ if data:
+ upload = float(data[VPNManager.TCPUDP_WRITE_KEY] or "0")
+ download = float(data[VPNManager.TCPUDP_READ_KEY] or "0")
+ self._update_traffic_rates(upload, download)
+
+ if self.DISPLAY_TRAFFIC_RATES:
+ uprate, downrate = self._get_traffic_rates()
+ upload_str = self.RATE_STR % (uprate,)
+ download_str = self.RATE_STR % (downrate,)
+
+ else: # display total throughput
+ uptotal, downtotal = self._get_traffic_totals()
+ upload_str = self.TOTAL_STR % (uptotal,)
+ download_str = self.TOTAL_STR % (downtotal,)
+
+ self.ui.btnUpload.setText(upload_str)
+ self.ui.btnDownload.setText(download_str)
+
+ def update_vpn_state(self, data):
+ """
+ SLOT
+ TRIGGER: VPN.state_changed
+
+ Updates the displayed VPN state based on the data provided by
+ the VPN thread.
+
+ Emits:
+ If the status is connected, we emit EIPConnection.qtsigs.
+ connected_signal
+ """
+ status = data[VPNManager.STATUS_STEP_KEY]
+ self.set_eip_status_icon(status)
+ if status == "CONNECTED":
+ self.ui.eip_bandwidth.show()
+ self.ui.lblEIPStatus.hide()
+
+ # XXX should be handled by the state machine too.
+ self.eip_connection_connected.emit()
+
+ # XXX should lookup status map in EIPConnection
+ elif status == "AUTH":
+ self.set_eip_status(self.tr("Authenticating..."))
+ elif status == "GET_CONFIG":
+ self.set_eip_status(self.tr("Retrieving configuration..."))
+ elif status == "WAIT":
+ self.set_eip_status(self.tr("Waiting to start..."))
+ elif status == "ASSIGN_IP":
+ self.set_eip_status(self.tr("Assigning IP"))
+ elif status == "RECONNECTING":
+ self.set_eip_status(self.tr("Reconnecting..."))
+ elif status == "ALREADYRUNNING":
+ # Put the following calls in Qt's event queue, otherwise
+ # the UI won't update properly
+ QtCore.QTimer.singleShot(
+ 0, self.eipconnection.qtsigs.do_disconnect_signal)
+ QtCore.QTimer.singleShot(0, partial(self.set_eip_status,
+ self.tr("Unable to start VPN, "
+ "it's already "
+ "running.")))
+ else:
+ self.set_eip_status(status)
+
+ def set_eip_icon(self, icon):
+ """
+ Sets the icon to display for EIP
+
+ :param icon: icon to display
+ :type icon: QPixmap
+ """
+ self.ui.lblVPNStatusIcon.setPixmap(icon)
+
+ def set_eip_status_icon(self, status):
+ """
+ Given a status step from the VPN thread, set the icon properly
+
+ :param status: status step
+ :type status: str
+ """
+ selected_pixmap = self.ERROR_ICON
+ selected_pixmap_tray = self.ERROR_ICON_TRAY
+ tray_message = self.tr("Encrypted Internet: OFF")
+ if status in ("WAIT", "AUTH", "GET_CONFIG",
+ "RECONNECTING", "ASSIGN_IP"):
+ selected_pixmap = self.CONNECTING_ICON
+ selected_pixmap_tray = self.CONNECTING_ICON_TRAY
+ tray_message = self.tr("Encrypted Internet: Starting...")
+ elif status in ("CONNECTED"):
+ tray_message = self.tr("Encrypted Internet: ON")
+ selected_pixmap = self.CONNECTED_ICON
+ selected_pixmap_tray = self.CONNECTED_ICON_TRAY
+
+ self.set_eip_icon(selected_pixmap)
+ self._systray.setIcon(QtGui.QIcon(selected_pixmap_tray))
+ self._eip_status_menu.setTitle(tray_message)
+
+ def set_provider(self, provider):
+ self._provider = provider
+ self.ui.lblEIPMessage.setText(
+ self.tr("Route traffic through: {0}").format(self._provider))