diff options
Diffstat (limited to 'perl-install/standalone/net_applet')
| -rw-r--r-- | perl-install/standalone/net_applet | 166 |
1 files changed, 117 insertions, 49 deletions
diff --git a/perl-install/standalone/net_applet b/perl-install/standalone/net_applet index 087a121c5..069ff4559 100644 --- a/perl-install/standalone/net_applet +++ b/perl-install/standalone/net_applet @@ -18,18 +18,21 @@ use Gtk2::TrayIcon; use ugtk2 qw(:create :helpers :wrappers :dialogs); -my ($eventbox, $img); -my ($current_state, $current_interface, $menu, $wireless_menu, $timeout, $update_timeout); my $onstartupfile = "$ENV{HOME}/.net_applet"; -add_icon_path("/usr/share/libDrakX/pixmaps/"); +shouldStart() or die "$onstartupfile should be set to TRUE or use net_applet --force"; # Allow multiple instances, but only one per user: is_running('net_applet') and die "net_applet already running\n"; +my ($eventbox, $img, $balloon); +my ($current_state, $current_interface, $menu, $wireless_menu, $timeout, $update_timeout); +add_icon_path("/usr/share/libDrakX/pixmaps/"); + my $net = {}; my $watched_interface; my $dbus = dbus_object::system_bus(); my $monitor = network::monitor->new($dbus); +my ($activefw, $interactive_cb, @attacks_queue); my %pixbufs = ( @@ -92,11 +95,19 @@ $eventbox->signal_connect(button_press_event => sub { $_[1]->button == 3 && $menu and $menu->popup(undef, undef, undef, undef, $_[1]->button, $_[1]->time); }); -shouldStart() or die "$onstartupfile should be set to TRUE or use net_applet --force"; +$icon->show_all; -my $activefw; -my $interactive_cb; -my @attacks_queue; +$balloon = Gtk2::Balloon->new_from_window($icon->window); +$balloon->add_events('button-press-mask'); +$balloon->signal_connect(hide => sub { + #- on timeout, apply default policy + exists $attacks_queue[0]->{handled} or set_blacklist_verdict($attacks_queue[0]->{seq}, undef); +}); +$balloon->signal_connect(button_press_event => sub { + $attacks_queue[0]->{handled} = 1; + Gtk2::Balloon::hide_text($balloon); + ask_attack_verdict($attacks_queue[0]); +}); $activefw = network::activefw->new($dbus, sub { my ($_con, $msg) = @_; @@ -114,8 +125,6 @@ cronNetwork(); cronUpdate(); get_unprocessed_attacks(); -$icon->show_all; - $SIG{HUP} = sub { print "received SIGHUP, reloading network configuration\n"; checkNetworkForce(); @@ -315,40 +324,42 @@ sub get_unprocessed_attacks() { } sub handle_attack { - push @attacks_queue, [ @_ ]; - @attacks_queue == 1 and ask_attack_verdict($attacks_queue[0]); + my $attack = { mapn { $_[0] => $_[1] } [ 'seq', 'timestamp', 'indev', 'prefix', 'sensor', 'protocol', 'addr', 'port', 'icmp_type'], \@_ }; + $attack->{ip_addr} = network::activefw::get_ip_address($attack->{addr}); + $attack->{hostname} = network::activefw::resolve_address($attack->{ip_addr}); + $attack->{service} = network::activefw::get_service($attack->{port}); + $attack->{msg} = $attack->{prefix} eq "SCAN" ? N("A port scanning attack has been attempted by %s.", $attack->{hostname}) + : $attack->{prefix} eq "SERV" ? N("The %s service has been attacked by %s.", $attack->{service}, $attack->{hostname}) + : $attack->{prefix} eq "PASS" ? N("A password cracking attack has been attempted by %s.", $attack->{hostname}) + : undef; + push @attacks_queue, $attack; + @attacks_queue == 1 and notify_attack($attacks_queue[0]); } -sub set_attack_verdict { +sub set_blacklist_verdict { my ($seq, $verdict) = @_; + #- default is to blacklist + defined $verdict or $verdict = 1; + eval { $activefw->blacklist($seq, $verdict) }; $@ and err_dialog(N("Active Firewall"), N("Unable to contact daemon")); + shift @attacks_queue; - @attacks_queue and ask_attack_verdict($attacks_queue[0]); + #- wait for some time so that the new balloon is noticeable + @attacks_queue and Glib::Timeout->add(500, sub { notify_attack($attacks_queue[0]); 0; }); } -sub ask_attack_verdict { +sub notify_attack { my ($attack) = @_; - my ($seq, $timestamp, $indev, $prefix, $_sensor, $protocol, $addr, $port, $icmp_type) = @$attack; - - unless ($interactive_cb->get_active) { - #- let the daemon handle the blacklist policy in automatic mode - set_attack_verdict($seq, undef); - return; - } - - my $ip_addr = network::activefw::get_ip_address($addr); - my $hostname = network::activefw::resolve_address($ip_addr); - my $service = network::activefw::get_service($port); - - my $msg = $prefix eq "SCAN" ? N("A port scanning attack has been attempted by %s.", $hostname) - : $prefix eq "SERV" ? N("The %s service has been attacked by %s.", $service , $hostname) - : $prefix eq "PASS" ? N("A password cracking attack has been attempted by %s.", $hostname) - : undef; - unless ($msg) { + unless ($attack->{msg}) { print "unhandled attack type, skipping\n"; return; } + Gtk2::Balloon::show_text($balloon, $attack->{msg}, 5000); +} + +sub ask_attack_verdict { + my ($attack) = @_; my $w = Gtk2::Window->new; $w->set_title(N("Active Firewall: intrusion detected")); @@ -361,19 +372,19 @@ sub ask_attack_verdict { 0, Gtk2::Image->new_from_stock('gtk-dialog-warning', 'dialog'), 0, gtknew('Label', text => " "), 1, gtknew('VBox', children => [ - 0, $msg, + 0, $attack->{msg}, 0, N("Do you want to blacklist the attacker?") ]) ]), gtknew('HButtonBox', layout => 'edge', children_loose => [ $no = gtknew('Button', text => N("No"), clicked => sub { $w->destroy; - set_attack_verdict($seq, 0); + set_blacklist_verdict($attack->{seq}, 0); }), $yes = gtknew('Button', text => N("Yes"), clicked => sub { $auto->get_active and $interactive_cb->set_active(0); $w->destroy; - set_attack_verdict($seq, 1); + set_blacklist_verdict($attack->{seq}, 1); }) ]), $auto = gtknew('CheckButton', text => N("Always blacklist (do not ask again)"), toggled => sub { @@ -383,26 +394,83 @@ sub ask_attack_verdict { gtknew('HBox', children => [ 0, gtknew('Label', text => " "), 1, gtknew('VBox', children_loose => [ - N("Attack time: %s", network::activefw::format_date($timestamp)), - N("Network interface: %s", $indev), - N("Attack type: %s", $prefix), - if_($protocol, N("Protocol: %s", $protocol)), - N("Attacker IP address: %s", $ip_addr), - if_($hostname ne $ip_addr, N("Attacker hostname: %s", $hostname)), - if_($service, N("Service attacked: %s", $service)), - if_($port, N("Port attacked: %s", $port)), - if_($icmp_type, N("Type of ICMP attack: %s", $icmp_type)) + N("Attack time: %s", network::activefw::format_date($attack->{timestamp})), + N("Network interface: %s", $attack->{indev}), + N("Attack type: %s", $attack->{prefix}), + if_($attack->{protocol}, N("Protocol: %s", $attack->{protocol})), + N("Attacker IP address: %s", $attack->{ip_addr}), + if_($attack->{hostname} ne $attack->{ip_addr}, N("Attacker hostname: %s", $attack->{hostname})), + if_($attack->{service}, N("Service attacked: %s", $attack->{service})), + if_($attack->{port}, N("Port attacked: %s", $attack->{port})), + if_($attack->{icmp_type}, N("Type of ICMP attack: %s", $attack->{icmp_type})) ]) ])), ])); $yes->grab_focus; gtksignal_connect($w, delete_event => sub { - if ($auto->get_active) { - $interactive_cb->set_active(0); - set_attack_verdict($seq, 1); - } else { - set_attack_verdict($seq, 0); - } + $auto->get_active and $interactive_cb->set_active(0); + #- apply default policy + set_blacklist_verdict($attack->{seq}, undef); }); $w->show_all; } + +package Gtk2::Balloon; + +use ugtk2 qw(:wrappers); + +sub new_from_window { + my ($_class, $window) = @_; + my $w = Gtk2::Window->new('GTK_WINDOW_POPUP'); + $w->{ref_window} = $window; + $w->set_name("gtk-tooltips"); + $w->set_app_paintable(1); + $w->set_resizable(0); + $w->set_border_width(4); + $w->signal_connect("expose_event" => sub { + my $req = $w->size_request; + $w->get_style->paint_flat_box($w->window, 'normal', 'out', undef, $w, "tooltip", + 0, 0, $req->width, $req->height); + }); + ugtk2::gtkadd($w, $w->{label} = ugtk2::gtkset_alignment(ugtk2::gtkset_line_wrap(Gtk2::Label->new, 1), 0.5, 0.5)); +} + +sub show_text { + my ($balloon, $text, $timeout) = @_; + $balloon->{label}->set_text($text); + $balloon->{label}->show; + my ($ref_x, $ref_y) = $balloon->{ref_window}->get_origin; + my (undef, undef, $ref_w, $ref_h) = $balloon->{ref_window}->get_geometry; + my ($x, $y) = ($ref_x, $ref_y); + my $req = $balloon->size_request; + my ($w, $h) = ($req->width, $req->height); + + #- code mostly from gtktooltips.c + $x += $ref_w / 2 - $w / 2 - $balloon->get_border_width; + + my $screen = Gtk2::Gdk::Screen->get_default; + my $monitor_num = $screen->get_monitor_at_window($balloon->{ref_window}); + my ($monitor) = $screen->get_monitor_geometry($monitor_num); + if ($x + $w > $monitor->x + $monitor->width) { + $x = $monitor->x + $monitor->width - $w - $balloon->get_border_width; + } elsif ($x < $monitor->x) { + $x = $monitor->x + $balloon->get_border_width; + } + if ($y + $h + $ref_h + $balloon->get_border_width > $monitor->y + $monitor->height) { + $y = $y - $h - $balloon->get_border_width; + } else { + $y += $ref_h + $balloon->get_border_width; + } + $balloon->move($x, $y); + $balloon->show; + + $balloon->{timeout} = Glib::Timeout->add($timeout, sub { $balloon->hide; 0 }); +} + +sub hide_text { + my ($balloon) = @_; + Glib::Source->remove($balloon->{timeout}); + $balloon->hide; +} + +1; |