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#!@PYTHON2@
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# -*- coding: utf-8 -*-
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# 2009-12-27 David Goncalves - Version 1.2
# Total rewrite of NUT-Monitor to optimize GUI interaction.
# Added favorites support (saved to user's home)
# Added status icon on the notification area
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#
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# 2010-02-26 David Goncalves
# Added UPS vars display and the possibility to change values
# when user double-clicks on a RW var.
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#
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# 2010-05-01 David Goncalves
# Added support for PyNotify (if available)
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#
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# 2010-05-05 David Goncalves
# Added support for command line options
# -> --start-hidden
# -> --favorite
#
# NUT-Monitor now tries to detect if there is a NUT server
# on localhost and if there is 1 UPS, connects to it.
#
# 2010-10-06 David Goncalves - Version 1.3
# Added localisation support
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#
# 2015-02-14 Michal Fincham - Version 1.3.1
# Corrected unsafe permissions on ~/.nut-monitor (Debian #777706)
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import gtk, gtk.glade, gobject
import sys
import base64
import os, os.path
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import stat
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import platform
import time
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import threading
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import optparse
import ConfigParser
import locale
import gettext
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import PyNUT
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# Activate threadings on glib
gobject.threads_init()
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class interface :
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DESIRED_FAVORITES_DIRECTORY_MODE = 0700
__widgets = {}
__callbacks = {}
__favorites = {}
__favorites_file = None
__favorites_path = ""
__fav_menu_items = list()
__window_visible = True
__glade_file = None
__connected = False
__ups_handler = None
__ups_commands = None
__ups_vars = None
__ups_rw_vars = None
__gui_thread = None
__current_ups = None
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def __init__( self ) :
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# Before anything, parse command line options if any present...
opt_parser = optparse.OptionParser()
opt_parser.add_option( "-H", "--start-hidden", action="store_true", default=False, dest="hidden", help="Start iconified in tray" )
opt_parser.add_option( "-F", "--favorite", dest="favorite", help="Load the specified favorite and connect to UPS" )
( cmd_opts, args ) = opt_parser.parse_args()
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self.__glade_file = os.path.join( os.path.dirname( sys.argv[0] ), "ui/gui-1.3.glade" )
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self.__widgets["interface"] = gtk.glade.XML( self.__glade_file, "window1", APP )
self.__widgets["main_window"] = self.__widgets["interface"].get_widget("window1")
self.__widgets["status_bar"] = self.__widgets["interface"].get_widget("statusbar2")
self.__widgets["ups_host_entry"] = self.__widgets["interface"].get_widget("entry1")
self.__widgets["ups_port_entry"] = self.__widgets["interface"].get_widget("spinbutton1")
self.__widgets["ups_refresh_button"] = self.__widgets["interface"].get_widget("button1")
self.__widgets["ups_authentication_check"] = self.__widgets["interface"].get_widget("checkbutton1")
self.__widgets["ups_authentication_frame"] = self.__widgets["interface"].get_widget("hbox1")
self.__widgets["ups_authentication_login"] = self.__widgets["interface"].get_widget("entry2")
self.__widgets["ups_authentication_password"] = self.__widgets["interface"].get_widget("entry3")
self.__widgets["ups_list_combo"] = self.__widgets["interface"].get_widget("combobox1")
self.__widgets["ups_commands_button"] = self.__widgets["interface"].get_widget("button8")
self.__widgets["ups_connect"] = self.__widgets["interface"].get_widget("button2")
self.__widgets["ups_disconnect"] = self.__widgets["interface"].get_widget("button7")
self.__widgets["ups_params_box"] = self.__widgets["interface"].get_widget("vbox6")
self.__widgets["ups_infos"] = self.__widgets["interface"].get_widget("notebook1")
self.__widgets["ups_vars_tree"] = self.__widgets["interface"].get_widget("treeview1")
self.__widgets["ups_vars_refresh"] = self.__widgets["interface"].get_widget("button9")
self.__widgets["ups_status_image"] = self.__widgets["interface"].get_widget("image1")
self.__widgets["ups_status_left"] = self.__widgets["interface"].get_widget("label10")
self.__widgets["ups_status_right"] = self.__widgets["interface"].get_widget("label11")
self.__widgets["ups_status_time"] = self.__widgets["interface"].get_widget("label15")
self.__widgets["menu_favorites_root"] = self.__widgets["interface"].get_widget("menuitem3")
self.__widgets["menu_favorites"] = self.__widgets["interface"].get_widget("menu2")
self.__widgets["menu_favorites_add"] = self.__widgets["interface"].get_widget("menuitem4")
self.__widgets["menu_favorites_del"] = self.__widgets["interface"].get_widget("menuitem5")
self.__widgets["progress_battery_charge"] = self.__widgets["interface"].get_widget("progressbar1")
self.__widgets["progress_battery_load"] = self.__widgets["interface"].get_widget("progressbar2")
# Create the tray icon and connect it to the show/hide method...
self.__widgets["status_icon"] = gtk.StatusIcon()
self.__widgets["status_icon"].set_from_file( os.path.join( os.path.dirname( sys.argv[0] ), "pixmaps", "on_line.png" ) )
self.__widgets["status_icon"].set_visible( True )
self.__widgets["status_icon"].connect( "activate", self.tray_activated )
self.__widgets["ups_status_image"].set_from_file( os.path.join( os.path.dirname( sys.argv[0] ), "pixmaps", "on_line.png" ) )
# Define interface callbacks actions
self.__callbacks = { "on_window1_destroy" : self.quit,
"on_imagemenuitem1_activate" : self.gui_about_dialog,
"on_imagemenuitem5_activate" : self.quit,
"on_entry1_changed" : self.__check_gui_fields,
"on_entry2_changed" : self.__check_gui_fields,
"on_entry3_changed" : self.__check_gui_fields,
"on_checkbutton1_toggled" : self.__check_gui_fields,
"on_spinbutton1_value_changed" : self.__check_gui_fields,
"on_button1_clicked" : self.__update_ups_list,
"on_button2_clicked" : self.connect_to_ups,
"on_button7_clicked" : self.disconnect_from_ups,
"on_button9_clicked" : self.__gui_update_ups_vars_view,
"on_menuitem4_activate" : self.__gui_add_favorite,
"on_menuitem5_activate" : self.__gui_delete_favorite,
"on_treeview1_button_press_event" : self.__gui_ups_vars_selected
}
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# Connect the callbacks
self.__widgets["interface"].signal_autoconnect( self.__callbacks )
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# Remove the dummy combobox entry on UPS List and Commands
self.__widgets["ups_list_combo"].remove_text( 0 )
# Set UPS vars treeview properties -----------------------------
store = gtk.ListStore( gtk.gdk.Pixbuf, gobject.TYPE_STRING, gobject.TYPE_STRING )
self.__widgets["ups_vars_tree"].set_model( store )
self.__widgets["ups_vars_tree"].set_headers_visible( True )
# Column 0
cr = gtk.CellRendererPixbuf()
column = gtk.TreeViewColumn( '', cr )
column.add_attribute( cr, 'pixbuf', 0 )
self.__widgets["ups_vars_tree"].append_column( column )
# Column 1
cr = gtk.CellRendererText()
cr.set_property( 'editable', False )
column = gtk.TreeViewColumn( _('Var name'), cr )
column.set_sort_column_id( 1 )
column.add_attribute( cr, 'text', 1 )
self.__widgets["ups_vars_tree"].append_column( column )
# Column 2
cr = gtk.CellRendererText()
cr.set_property( 'editable', False )
column = gtk.TreeViewColumn( _('Value'), cr )
column.add_attribute( cr, 'text', 2 )
self.__widgets["ups_vars_tree"].append_column( column )
self.__widgets["ups_vars_tree"].get_model().set_sort_column_id( 1, gtk.SORT_ASCENDING )
self.__widgets["ups_vars_tree_store"] = store
self.__widgets["ups_vars_tree"].set_size_request( -1, 50 )
#---------------------------------------------------------------
# UPS Commands combo box creation ------------------------------
container = self.__widgets["ups_commands_button"].get_parent()
self.__widgets["ups_commands_button"].destroy()
self.__widgets["ups_commands_combo"] = gtk.ComboBox()
list_store = gtk.ListStore( gobject.TYPE_STRING )
self.__widgets["ups_commands_combo"].set_model( list_store )
cell_renderer = gtk.CellRendererText()
cell_renderer.set_property( "xalign", 0 )
self.__widgets["ups_commands_combo"].pack_start( cell_renderer, True )
self.__widgets["ups_commands_combo"].add_attribute( cell_renderer, "markup", 0 )
container.pack_start( self.__widgets["ups_commands_combo"], True )
self.__widgets["ups_commands_combo"].set_active( 0 )
self.__widgets["ups_commands_combo"].show_all()
self.__widgets["ups_commands_button"] = gtk.Button( stock=gtk.STOCK_EXECUTE )
container.pack_start( self.__widgets["ups_commands_button"], True )
self.__widgets["ups_commands_button"].show()
self.__widgets["ups_commands_button"].connect( "clicked", self.__gui_send_ups_command )
self.__widgets["ups_commands_combo_store"] = list_store
#---------------------------------------------------------------
if ( cmd_opts.hidden != True ) :
self.__widgets["main_window"].show()
# Define favorites path and load favorites
if ( platform.system() == "Linux" ) :
self.__favorites_path = os.path.join( os.environ.get("HOME"), ".nut-monitor" )
elif ( platform.system() == "Windows" ) :
self.__favorites_path = os.path.join( os.environ.get("USERPROFILE"), "Application Data", "NUT-Monitor" )
self.__favorites_file = os.path.join( self.__favorites_path, "favorites.ini" )
self.__parse_favorites()
self.gui_status_message( _("Welcome to NUT Monitor") )
if ( cmd_opts.favorite != None ) :
if ( self.__favorites.has_key( cmd_opts.favorite ) ) :
self.__gui_load_favorite( fav_name=cmd_opts.favorite )
self.connect_to_ups()
else :
# Try to scan localhost for available ups and connect to it if there is only one
self.__widgets["ups_host_entry"].set_text( "localhost" )
self.__update_ups_list()
if ( len( self.__widgets["ups_list_combo"].get_model() ) == 1 ) :
self.connect_to_ups()
# Check if correct fields are filled to enable connection to the UPS
def __check_gui_fields( self, widget=None ) :
# If UPS list contains something, clear it
if self.__widgets["ups_list_combo"].get_active() != -1 :
self.__widgets["ups_list_combo"].get_model().clear()
self.__widgets["ups_connect"].set_sensitive( False )
self.__widgets["menu_favorites_add"].set_sensitive( False )
# Host/Port selection
if len( self.__widgets["ups_host_entry"].get_text() ) > 0 :
sensitive = True
# If authentication is selected, check that we have a login and password
if self.__widgets["ups_authentication_check"].get_active() :
if len( self.__widgets["ups_authentication_login"].get_text() ) == 0 :
sensitive = False
if len( self.__widgets["ups_authentication_password"].get_text() ) == 0 :
sensitive = False
self.__widgets["ups_refresh_button"].set_sensitive( sensitive )
if not sensitive :
self.__widgets["ups_connect"].set_sensitive( False )
self.__widgets["menu_favorites_add"].set_sensitive( False )
else :
self.__widgets["ups_refresh_button"].set_sensitive( False )
self.__widgets["ups_connect"].set_sensitive( False )
self.__widgets["menu_favorites_add"].set_sensitive( False )
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# Use authentication fields...
if self.__widgets["ups_authentication_check"].get_active() :
self.__widgets["ups_authentication_frame"].set_sensitive( True )
else :
self.__widgets["ups_authentication_frame"].set_sensitive( False )
self.gui_status_message()
#-------------------------------------------------------------------
# This method is used to show/hide the main window when user clicks on the tray icon
def tray_activated( self, widget=None, data=None ) :
if self.__window_visible :
self.__widgets["main_window"].hide()
else :
self.__widgets["main_window"].show()
self.__window_visible = not self.__window_visible
#-------------------------------------------------------------------
# Change the status icon and tray icon
def change_status_icon( self, icon="on_line", blink=False ) :
self.__widgets["status_icon"].set_from_file( os.path.join( os.path.dirname( sys.argv[0] ), "pixmaps", "%s.png" % icon ) )
self.__widgets["ups_status_image"].set_from_file( os.path.join( os.path.dirname( sys.argv[0] ), "pixmaps", "%s.png" % icon ) )
self.__widgets["status_icon"].set_blinking( blink )
#-------------------------------------------------------------------
# This method connects to the NUT server and retrieve availables UPSes
# using connection parameters (host, port, login, pass...)
def __update_ups_list( self, widget=None ) :
host = self.__widgets["ups_host_entry"].get_text()
port = int( self.__widgets["ups_port_entry"].get_value() )
login = None
password = None
if self.__widgets["ups_authentication_check"].get_active() :
login = self.__widgets["ups_authentication_login"].get_text()
password = self.__widgets["ups_authentication_password"].get_text()
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try :
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nut_handler = PyNUT.PyNUTClient( host=host, port=port, login=login, password=password )
upses = nut_handler.GetUPSList()
ups_list = upses.keys()
ups_list.sort()
# If UPS list contains something, clear it
self.__widgets["ups_list_combo"].get_model().clear()
for current in ups_list :
self.__widgets["ups_list_combo"].append_text( current )
self.__widgets["ups_list_combo"].set_active( 0 )
self.__widgets["ups_connect"].set_sensitive( True )
self.__widgets["menu_favorites_add"].set_sensitive( True )
self.gui_status_message( _("Found {0} devices on {1}").format( len( ups_list ), host ) )
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except :
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error_msg = _("Error connecting to '{0}' ({1})").format( host, sys.exc_info()[1] )
self.gui_status_message( error_msg )
#-------------------------------------------------------------------
# Quit program
def quit( self, widget=None ) :
# If we are connected to an UPS, disconnect first...
if self.__connected :
self.gui_status_message( _("Disconnecting from device") )
self.disconnect_from_ups()
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gtk.main_quit()
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#-------------------------------------------------------------------
# Method called when user wants to add a new favorite entry. It
# displays a dialog to enable user to select the name of the favorite
def __gui_add_favorite( self, widget=None ) :
dialog_interface = gtk.glade.XML( self.__glade_file, "dialog1" )
dialog = dialog_interface.get_widget( "dialog1" )
self.__widgets["favorites_dialog_button_add"] = dialog_interface.get_widget("button3")
# Define interface callbacks actions
callbacks = { "on_entry4_changed" : self.__gui_add_favorite_check_gui_fields }
dialog_interface.signal_autoconnect( callbacks )
self.__widgets["main_window"].set_sensitive( False )
rc = dialog.run()
if rc == 1 :
fav_data = {}
fav_data["host"] = self.__widgets["ups_host_entry"].get_text()
fav_data["port"] = "%d" % self.__widgets["ups_port_entry"].get_value()
fav_data["ups"] = self.__widgets["ups_list_combo"].get_active_text()
fav_data["auth"] = self.__widgets["ups_authentication_check"].get_active()
if fav_data["auth"] :
fav_data["login"] = self.__widgets["ups_authentication_login"].get_text()
fav_data["password"] = base64.b64encode( self.__widgets["ups_authentication_password"].get_text() )
fav_name = dialog_interface.get_widget("entry4").get_text()
self.__favorites[ fav_name ] = fav_data
self.__gui_refresh_favorites_menu()
# Save all favorites
self.__save_favorites()
dialog.destroy()
self.__widgets["main_window"].set_sensitive( True )
#-------------------------------------------------------------------
# Method called when user wants to delete an entry from favorites
def __gui_delete_favorite( self, widget=None ) :
dialog_interface = gtk.glade.XML( self.__glade_file, "dialog2" )
dialog = dialog_interface.get_widget( "dialog2" )
# Remove the dummy combobox entry on list
dialog_interface.get_widget("combobox2").remove_text( 0 )
favs = self.__favorites.keys()
favs.sort()
for current in favs :
dialog_interface.get_widget("combobox2").append_text( current )
dialog_interface.get_widget("combobox2").set_active( 0 )
self.__widgets["main_window"].set_sensitive( False )
rc = dialog.run()
fav_name = dialog_interface.get_widget("combobox2").get_active_text()
dialog.destroy()
self.__widgets["main_window"].set_sensitive( True )
if ( rc == 1 ) :
# Remove entry, show confirmation dialog
md = gtk.MessageDialog( None, gtk.DIALOG_MODAL, gtk.MESSAGE_QUESTION, gtk.BUTTONS_YES_NO, _("Are you sure that you want to remove this favorite ?") )
resp = md.run()
md.destroy()
if ( resp == gtk.RESPONSE_YES ) :
del self.__favorites[ fav_name ]
self.__gui_refresh_favorites_menu()
self.__save_favorites()
self.gui_status_message( _("Removed favorite '%s'") % fav_name )
#-------------------------------------------------------------------
# Method called when user selects a favorite from the favorites menu
def __gui_load_favorite( self, fav_name="" ) :
if ( self.__favorites.has_key( fav_name ) ) :
# If auth is activated, process it before other fields to avoir weird
# reactions with the 'check_gui_fields' function.
if ( self.__favorites[fav_name].get("auth", False ) ) :
self.__widgets["ups_authentication_check"].set_active( True )
self.__widgets["ups_authentication_login"].set_text( self.__favorites[fav_name].get("login","") )
self.__widgets["ups_authentication_password"].set_text( self.__favorites[fav_name].get("password","") )
self.__widgets["ups_host_entry"].set_text( self.__favorites[fav_name].get("host","") )
self.__widgets["ups_port_entry"].set_value( float(self.__favorites[fav_name].get("port",3493.0)) )
# Clear UPS list and add current UPS name
self.__widgets["ups_list_combo"].get_model().clear()
self.__widgets["ups_list_combo"].append_text( self.__favorites[fav_name].get("ups","") )
self.__widgets["ups_list_combo"].set_active( 0 )
# Activate the connect button
self.__widgets["ups_connect"].set_sensitive( True )
self.gui_status_message( _("Loaded '%s'") % fav_name )
#-------------------------------------------------------------------
# Send the selected command to the UPS
def __gui_send_ups_command( self, widget=None ) :
offset = self.__widgets["ups_commands_combo"].get_active()
cmd = self.__ups_commands[ offset ]
md = gtk.MessageDialog( None, gtk.DIALOG_MODAL, gtk.MESSAGE_QUESTION, gtk.BUTTONS_YES_NO, _("Are you sure that you want to send\n'%s' to the device ?") % cmd )
self.__widgets["main_window"].set_sensitive( False )
resp = md.run()
md.destroy()
self.__widgets["main_window"].set_sensitive( True )
if ( resp == gtk.RESPONSE_YES ) :
try :
self.__ups_handler.RunUPSCommand( self.__current_ups, cmd )
self.gui_status_message( _("Sent '{0}' command to {1}").format( cmd, self.__current_ups ) )
except :
self.gui_status_message( _("Failed to send '{0}' ({1})").format( cmd, sys.exc_info()[1] ) )
#-------------------------------------------------------------------
# Method called when user clicks on the UPS vars treeview. If the user
# performs a double click on a RW var, the GUI shows the update var dialog.
def __gui_ups_vars_selected( self, widget, event ) :
# Check if it's a double click...
if ( (event.button == 1) and (event.type == gtk.gdk._2BUTTON_PRESS) ) :
treeselection = self.__widgets["ups_vars_tree"].get_selection()
(model,iter) = treeselection.get_selected()
try :
ups_var = model.get_value( iter, 1 )
if ( ups_var in self.__ups_rw_vars ) :
# The selected var is RW, then we can show the update dialog
dialog_interface = gtk.glade.XML( self.__glade_file, "dialog3" )
dialog = dialog_interface.get_widget( "dialog3" )
lab = dialog_interface.get_widget( "label9" )
lab.set_markup( _("Enter a new value for the variable.\n\n{0} = {1} <span color=\"#606060\"><i>(current value)</i></span>").format( ups_var, self.__ups_rw_vars.get(ups_var)) )
str = dialog_interface.get_widget( "entry5" )
str.set_text( self.__ups_rw_vars.get(ups_var) )
self.__widgets["main_window"].set_sensitive( False )
rc = dialog.run()
new_val = str.get_text()
dialog.destroy()
self.__widgets["main_window"].set_sensitive( True )
if ( rc == 1 ) :
try :
self.__ups_handler.SetRWVar( ups=self.__current_ups, var=ups_var, value=new_val )
self.gui_status_message( _("Updated variable on %s") % self.__current_ups )
# Change the value on the local dict to update the GUI
self.__ups_vars[ups_var] = new_val
self.__ups_rw_vars[ups_var] = new_val
self.__gui_update_ups_vars_view()
except :
error_msg = _("Error updating variable on '{0}' ({1})").format( self.__current_ups, sys.exc_info()[1] )
self.gui_status_message( error_msg )
else :
# User cancelled modification...
error_msg = _("No variable modified on %s - User cancelled") % self.__current_ups
self.gui_status_message( error_msg )
except :
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# Failed to get information from the treeview... skip action
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pass
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#-------------------------------------------------------------------
# Refresh the content of the favorites menu according to the defined favorites
def __gui_refresh_favorites_menu( self ) :
for current in self.__fav_menu_items :
current.destroy()
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self.__fav_menu_items = list()
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items = self.__favorites.keys()
items.sort()
for current in items :
menu_item = gtk.MenuItem( current )
menu_item.show()
self.__fav_menu_items.append( menu_item )
self.__widgets["menu_favorites"].append( menu_item )
menu_item.connect_object( "activate", self.__gui_load_favorite, current )
if len( items ) > 0 :
self.__widgets["menu_favorites_del"].set_sensitive( True )
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else :
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self.__widgets["menu_favorites_del"].set_sensitive( False )
#-------------------------------------------------------------------
# In 'add favorites' dialog, this method compares the content of the
# text widget representing the name of the new favorite with existing
# ones. If they match, the 'add' button will be set to non sensitive
# to avoid creating entries with the same name.
def __gui_add_favorite_check_gui_fields( self, widget=None ) :
fav_name = widget.get_text()
if ( len( fav_name ) > 0 ) and ( fav_name not in self.__favorites.keys() ) :
self.__widgets["favorites_dialog_button_add"].set_sensitive( True )
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else :
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self.__widgets["favorites_dialog_button_add"].set_sensitive( False )
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#-------------------------------------------------------------------
# Load and parse favorites
def __parse_favorites( self ) :
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if ( not os.path.exists( self.__favorites_file ) ) :
# There is no favorites files, do nothing
return
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try :
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if ( not stat.S_IMODE( os.stat( self.__favorites_path ).st_mode ) == self.DESIRED_FAVORITES_DIRECTORY_MODE ) : # unsafe pre-1.2 directory found
os.chmod( self.__favorites_path, self.DESIRED_FAVORITES_DIRECTORY_MODE )
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conf = ConfigParser.ConfigParser()
conf.read( self.__favorites_file )
for current in conf.sections() :
# Check if mandatory fields are present
if ( conf.has_option( current, "host" ) and conf.has_option( current, "ups" ) ) :
# Valid entry found, add it to the list
fav_data = {}
fav_data["host"] = conf.get( current, "host" )
fav_data["ups"] = conf.get( current, "ups" )
if ( conf.has_option( current, "port" ) ) :
fav_data["port"] = conf.get( current, "port" )
else :
fav_data["port"] = "3493"
# If auth is defined the section must have login and pass defined
if ( conf.has_option( current, "auth" ) ) :
if( conf.has_option( current, "login" ) and conf.has_option( current, "password" ) ) :
# Add the entry
fav_data["auth"] = conf.getboolean( current, "auth" )
fav_data["login"] = conf.get( current, "login" )
try :
fav_data["password"] = base64.decodestring( conf.get( current, "password" ) )
except :
# If the password is not in base64, let the field empty
print( _("Error parsing favorites, password for '%s' is not in base64\nSkipping password for this entry") % current )
fav_data["password"] = ""
else :
fav_data["auth"] = False
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self.__favorites[current] = fav_data
self.__gui_refresh_favorites_menu()
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except :
self.gui_status_message( _("Error while parsing favorites file (%s)") % sys.exc_info()[1] )
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#-------------------------------------------------------------------
# Save favorites to the defined favorites file using ini format
def __save_favorites( self ) :
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# If path does not exists, try to create it
if ( not os.path.exists( self.__favorites_file ) ) :
try :
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os.makedirs( self.__favorites_path, mode=self.DESIRED_FAVORITES_DIRECTORY_MODE )
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except :
self.gui_status_message( _("Error while creating configuration folder (%s)") % sys.exc_info()[1] )
save_conf = ConfigParser.ConfigParser()
for current in self.__favorites.keys() :
save_conf.add_section( current )
for k, v in self.__favorites[ current ].iteritems() :
save_conf.set( current, k, v )
try :
fh = open( self.__favorites_file, "w" )
save_conf.write( fh )
fh.close()
self.gui_status_message( _("Saved favorites...") )
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except :
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self.gui_status_message( _("Error while saving favorites (%s)") % sys.exc_info()[1] )
#-------------------------------------------------------------------
# Display the about dialog
def gui_about_dialog( self, widget=None ) :
dialog_interface = gtk.glade.XML( self.__glade_file, "aboutdialog1" )
dialog = dialog_interface.get_widget( "aboutdialog1" )
self.__widgets["main_window"].set_sensitive( False )
dialog.run()
dialog.destroy()
self.__widgets["main_window"].set_sensitive( True )
#-------------------------------------------------------------------
# Display a message on the status bar. The message is also set as
# tooltip to enable users to see long messages.
def gui_status_message( self, msg="" ) :
context_id = self.__widgets["status_bar"].get_context_id("Infos")
self.__widgets["status_bar"].pop( context_id )
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if ( platform.system() == "Windows" ) :
text = msg.decode("cp1250").encode("utf8")
else :
text = msg
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message_id = self.__widgets["status_bar"].push( context_id, text.replace("\n", "") )
self.__widgets["status_bar"].set_tooltip_text( text )
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#-------------------------------------------------------------------
# Display a notification using PyNotify with an optional icon
def gui_status_notification( self, message="", icon_file="" ) :
# Try to init pynotify
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try :
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import pynotify
pynotify.init( "NUT Monitor" )
if ( icon_file != "" ) :
icon = "file://%s" % os.path.abspath( os.path.join( os.path.dirname( sys.argv[0] ), "pixmaps", icon_file ) )
else :
icon = None
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notif = pynotify.Notification( "NUT Monitor", message, icon )
notif.show()
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except :
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pass
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#-------------------------------------------------------------------
# Let GTK refresh GUI :)
def refresh_gui( self ) :
while gtk.events_pending() :
gtk.main_iteration( False )
return( True )
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#-------------------------------------------------------------------
# Connect to the selected UPS using parameters (host,port,login,pass)
def connect_to_ups( self, widget=None ) :
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host = self.__widgets["ups_host_entry"].get_text()
port = int( self.__widgets["ups_port_entry"].get_value() )
login = None
password = None
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if self.__widgets["ups_authentication_check"].get_active() :
login = self.__widgets["ups_authentication_login"].get_text()
password = self.__widgets["ups_authentication_password"].get_text()
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try :
self.__ups_handler = PyNUT.PyNUTClient( host=host, port=port, login=login, password=password )
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except :
self.gui_status_message( _("Error connecting to '{0}' ({1})").format( host, sys.exc_info()[1] ) )
self.gui_status_notification( _("Error connecting to '{0}'\n{1}").format( host, sys.exc_info()[1] ), "warning.png" )
return
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# Check if selected UPS exists on server...
srv_upses = self.__ups_handler.GetUPSList()
self.__current_ups = self.__widgets["ups_list_combo"].get_active_text()
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if not srv_upses.has_key( self.__current_ups ) :
self.gui_status_message( _("Device '%s' not found on server") % self.__current_ups )
self.gui_status_notification( _("Device '%s' not found on server") % self.__current_ups, "warning.png" )
return
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self.__connected = True
self.__widgets["ups_connect"].hide()
self.__widgets["ups_disconnect"].show()
self.__widgets["ups_infos"].show()
self.__widgets["ups_params_box"].set_sensitive( False )
self.__widgets["menu_favorites_root"].set_sensitive( False )
self.__widgets["ups_params_box"].hide()
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commands = self.__ups_handler.GetUPSCommands( self.__current_ups )
self.__ups_commands = commands.keys()
self.__ups_commands.sort()
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# Refresh UPS commands combo box
self.__widgets["ups_commands_combo_store"].clear()
for desc in self.__ups_commands :
self.__widgets["ups_commands_combo_store"].append( [ "%s\n<span color=\"#707070\">%s</span>" % ( desc, commands[desc] ) ] )
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self.__widgets["ups_commands_combo"].set_active( 0 )
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# Update UPS vars manually before the thread
self.__ups_vars = self.__ups_handler.GetUPSVars( self.__current_ups )
self.__ups_rw_vars = self.__ups_handler.GetRWVars( self.__current_ups )
self.__gui_update_ups_vars_view()
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# Try to resize the main window...
self.__widgets["main_window"].resize( 1, 1 )
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# Start the GUI updater thread
self.__gui_thread = gui_updater( self )
self.__gui_thread.start()
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self.gui_status_message( _("Connected to '{0}' on {1}").format( self.__current_ups, host ) )
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#-------------------------------------------------------------------
# Refresh UPS vars in the treeview
def __gui_update_ups_vars_view( self, widget=None ) :
if self.__ups_handler :
vars = self.__ups_vars
rwvars = self.__ups_rw_vars
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self.__widgets["ups_vars_tree_store"].clear()
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for k,v in vars.iteritems() :
if ( rwvars.has_key( k ) ) :
icon_file = os.path.join( os.path.dirname( sys.argv[0] ), "pixmaps", "var-rw.png" )
else :
icon_file = os.path.join( os.path.dirname( sys.argv[0] ), "pixmaps", "var-ro.png" )
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icon = gtk.gdk.pixbuf_new_from_file( icon_file )
self.__widgets["ups_vars_tree_store"].append( [ icon, k, v ] )
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#-------------------------------------------------------------------
# Disconnect from the UPS
def disconnect_from_ups( self, widget=None ) :
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self.__connected = False
self.__widgets["ups_connect"].show()
self.__widgets["ups_disconnect"].hide()
self.__widgets["ups_infos"].hide()
self.__widgets["ups_params_box"].set_sensitive( True )
self.__widgets["menu_favorites_root"].set_sensitive( True )
self.__widgets["status_icon"].set_tooltip_markup( _("<i>Not connected</i>") )
self.__widgets["ups_params_box"].show()
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# Try to resize the main window...
self.__widgets["main_window"].resize( 1, 1 )
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# Stop the GUI updater thread
self.__gui_thread.stop_thread()
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del self.__ups_handler
self.gui_status_message( _("Disconnected from '%s'") % self.__current_ups )
self.change_status_icon( "on_line", blink=False )
self.__current_ups = None
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#-----------------------------------------------------------------------
# GUI Updater class
# This class updates the main gui with data from connected UPS
class gui_updater( threading.Thread ) :
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__parent_class = None
__stop_thread = False
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def __init__( self, parent_class ) :
threading.Thread.__init__( self )
self.__parent_class = parent_class
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def run( self ) :
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ups = self.__parent_class._interface__current_ups
was_online = True
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# Define a dict containing different UPS status
status_mapper = { "LB" : "<span color=\"#BB0000\"><b>%s</b></span>" % _("Low batteries"),
"RB" : "<span color=\"#FF0000\"><b>%s</b></span>" % _("Replace batteries !"),
"BYPASS" : "<span color=\"#BB0000\">Bypass</span> <i>%s</i>" % _("(no battery protection)"),
"CAL" : _("Performing runtime calibration"),
"OFF" : "<span color=\"#000090\">%s</span> <i>(%s)</i>" % ( _("Offline"), _("not providing power to the load") ),
"OVER" : "<span color=\"#BB0000\">%s</span> <i>(%s)</i>" % ( _("Overloaded !"), _("there is too much load for device") ),
"TRIM" : _("Triming <i>(UPS is triming incoming voltage)</i>"),
"BOOST" : _("Boost <i>(UPS is boosting incoming voltage)</i>")
}
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while not self.__stop_thread :
try :
vars = self.__parent_class._interface__ups_handler.GetUPSVars( ups )
self.__parent_class._interface__ups_vars = vars
# Text displayed on the status frame
text_left = ""
text_right = ""
status_text = ""
text_left += "<b>%s</b>\n" % _("Device status :")
if ( vars.get("ups.status").find("OL") != -1 ) :
text_right += "<span color=\"#009000\"><b>%s</b></span>" % _("Online")
if not was_online :
self.__parent_class.change_status_icon( "on_line", blink=False )
was_online = True
if ( vars.get("ups.status").find("OB") != -1 ) :
text_right += "<span color=\"#900000\"><b>%s</b></span>" % _("On batteries")
if was_online :
self.__parent_class.change_status_icon( "on_battery", blink=True )
self.__parent_class.gui_status_notification( _("Device is running on batteries"), "on_battery.png" )
was_online = False
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# Check for additionnal information
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for k,v in status_mapper.iteritems() :
if vars.get("ups.status").find(k) != -1 :
if ( text_right != "" ) :
text_right += " - %s" % v
else :
text_right += "%s" % v
# CHRG and DISCHRG cannot be trated with the previous loop ;)
if ( vars.get("ups.status").find("DISCHRG") != -1 ) :
text_right += " - <i>%s</i>" % _("discharging")
elif ( vars.get("ups.status").find("CHRG") != -1 ) :
text_right += " - <i>%s</i>" % _("charging")
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status_text += text_right
text_right += "\n"
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if ( vars.has_key( "ups.mfr" ) ) :
text_left += "<b>%s</b>\n\n" % _("Model :")
text_right += "%s\n%s\n" % ( vars.get("ups.mfr",""), vars.get("ups.model","") )
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if ( vars.has_key( "ups.temperature" ) ) :
text_left += "<b>%s</b>\n" % _("Temperature :")
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text_right += "%s\n" % int( float( vars.get( "ups.temperature", 0 ) ) )
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if ( vars.has_key( "battery.voltage" ) ) :
text_left += "<b>%s</b>\n" % _("Battery voltage :")
text_right += "%sv\n" % vars.get( "battery.voltage", 0 )
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self.__parent_class._interface__widgets["ups_status_left"].set_markup( text_left[:-1] )
self.__parent_class._interface__widgets["ups_status_right"].set_markup( text_right[:-1] )
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# UPS load and battery charge progress bars
if ( vars.has_key( "battery.charge" ) ) :
charge = vars.get( "battery.charge", "0" )
self.__parent_class._interface__widgets["progress_battery_charge"].set_fraction( float( charge ) / 100.0 )
self.__parent_class._interface__widgets["progress_battery_charge"].set_text( "%s %%" % int( float( charge ) ) )
status_text += "\n%s %s%%" % ( _("Battery charge :"), int( float( charge ) ) )
else :
self.__parent_class._interface__widgets["progress_battery_charge"].set_fraction( 0.0 )
self.__parent_class._interface__widgets["progress_battery_charge"].set_text( _("Not available") )
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if ( vars.has_key( "ups.load" ) ) :
load = vars.get( "ups.load", "0" )
self.__parent_class._interface__widgets["progress_battery_load"].set_fraction( float( load ) / 100.0 )
self.__parent_class._interface__widgets["progress_battery_load"].set_text( "%s %%" % int( float( load ) ) )
status_text += "\n%s %s%%" % ( _("UPS load :"), int( float( load ) ) )
else :
self.__parent_class._interface__widgets["progress_battery_load"].set_fraction( 0.0 )
self.__parent_class._interface__widgets["progress_battery_load"].set_text( _("Not available") )
if ( vars.has_key( "battery.runtime" ) ) :
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autonomy = int( float( vars.get( "battery.runtime", 0 ) ) )
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if ( autonomy >= 3600 ) :
info = time.strftime( _("<b>%H hours %M minutes %S seconds</b>"), time.gmtime( autonomy ) )
elif ( autonomy > 300 ) :
info = time.strftime( _("<b>%M minutes %S seconds</b>"), time.gmtime( autonomy ) )
else :
info = time.strftime( _("<b><span color=\"#DD0000\">%M minutes %S seconds</span></b>"), time.gmtime( autonomy ) )
else :
info = _("Not available")
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self.__parent_class._interface__widgets["ups_status_time"].set_markup( info )
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# Display UPS status as tooltip for tray icon
self.__parent_class._interface__widgets["status_icon"].set_tooltip_markup( status_text )
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except :
self.__parent_class.gui_status_message( _("Error from '{0}' ({1})").format( ups, sys.exc_info()[1] ) )
self.__parent_class.gui_status_notification( _("Error from '{0}'\n{1}").format( ups, sys.exc_info()[1] ), "warning.png" )
time.sleep( 1 )
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def stop_thread( self ) :
self.__stop_thread = True
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#-----------------------------------------------------------------------
# The main program starts here :-)
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if __name__ == "__main__" :
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# Init the localisation
APP = "NUT-Monitor"
DIR = "locale"
gettext.bindtextdomain( APP, DIR )
gettext.textdomain( APP )
_ = gettext.gettext
for module in ( gettext, gtk.glade ) :
module.bindtextdomain( APP, DIR )
module.textdomain( APP )
gui = interface()
gtk.main()
