From 1624ce382eb033c2cf3ef1fe6b9c41beb0b0a91b Mon Sep 17 00:00:00 2001 From: Angelo Naselli Date: Mon, 27 Jan 2014 18:20:30 +0100 Subject: Project structure change --- lib/AdminPanel/Module/Services.pm | 559 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 559 insertions(+) create mode 100644 lib/AdminPanel/Module/Services.pm (limited to 'lib/AdminPanel/Module/Services.pm') diff --git a/lib/AdminPanel/Module/Services.pm b/lib/AdminPanel/Module/Services.pm new file mode 100644 index 0000000..3332637 --- /dev/null +++ b/lib/AdminPanel/Module/Services.pm @@ -0,0 +1,559 @@ +# vim: set et ts=4 sw=4: +#***************************************************************************** +# +# Copyright (c) 2013 Angelo Naselli +# from drakx services +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2, as +# published by the Free Software Foundation. +# +# 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, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +#***************************************************************************** + +package AdminPanel::Module::Services; + +#-###################################################################################### +#- misc imports +#-###################################################################################### + +use strict; + +# TODO same translation atm +use lib qw(/usr/lib/libDrakX); +use common qw(N + N_ + cat_ + formatAlaTeX + translate + find); +use run_program; + +use Moose; + +use yui; +use AdminPanel::Shared; +use AdminPanel::Shared::Services qw( + services + xinetd_services + is_service_running + restart_or_start + stop + set_service + ); + +use File::Basename; + +extends qw( AdminPanel::Module ); + +has '+icon' => ( + default => "/usr/share/mcc/themes/default/service-mdk.png", +); + +has '+name' => ( + default => N("AdminService"), +); + +has 'services' => ( + traits => ['Array'], + is => 'rw', + isa => 'ArrayRef[Str]', + default => sub { [] }, + init_arg => undef, + handles => { + all_services => 'elements', + add_service => 'push', + map_service => 'map', + service_count => 'count', + sorted_services => 'sort', + }, +); + +has 'xinetd_services' => ( + traits => ['Array'], + is => 'rw', + isa => 'ArrayRef[Str]', + default => sub { [] }, + init_arg => undef, + handles => { + all_xinetd_services => 'elements', + add_xinetd_service => 'push', + map_xinetd_service => 'map', + xinetd_service_count => 'count', + sorted_xinetd_services => 'sort', + }, +); + +has 'on_services' => ( + traits => ['Array'], + is => 'rw', + isa => 'ArrayRef[Str]', + default => sub { [] }, + init_arg => undef, + handles => { + all_on_services => 'elements', + add_on_service => 'push', + map_on_service => 'map', + on_service_count => 'count', + sorted_on_services => 'sort', + }, +); + + +has 'running_services' => ( + traits => ['Array'], + is => 'rw', + isa => 'ArrayRef[Str]', + default => sub { [] }, + init_arg => undef, + handles => { + all_running_services => 'elements', + add_running_service => 'push', + map_running_service => 'map', + running_service_count => 'count', + sorted_running_services => 'sort', + }, +); +=head1 VERSION + +Version 1.0.0 + +=cut + +our $VERSION = '1.0.0'; + + +sub description { + my %services = ( +acpid => N_("Listen and dispatch ACPI events from the kernel"), +alsa => N_("Launch the ALSA (Advanced Linux Sound Architecture) sound system"), +anacron => N_("Anacron is a periodic command scheduler."), +apmd => N_("apmd is used for monitoring battery status and logging it via syslog. +It can also be used for shutting down the machine when the battery is low."), +atd => N_("Runs commands scheduled by the at command at the time specified when +at was run, and runs batch commands when the load average is low enough."), +'avahi-deamon' => N_("Avahi is a ZeroConf daemon which implements an mDNS stack"), +chronyd => N_("An NTP client/server"), +cpufreq => N_("Set CPU frequency settings"), +crond => N_("cron is a standard UNIX program that runs user-specified programs +at periodic scheduled times. vixie cron adds a number of features to the basic +UNIX cron, including better security and more powerful configuration options."), +cups => N_("Common UNIX Printing System (CUPS) is an advanced printer spooling system"), +dm => N_("Launches the graphical display manager"), +fam => N_("FAM is a file monitoring daemon. It is used to get reports when files change. +It is used by GNOME and KDE"), +g15daemon => N_("G15Daemon allows users access to all extra keys by decoding them and +pushing them back into the kernel via the linux UINPUT driver. This driver must be loaded +before g15daemon can be used for keyboard access. The G15 LCD is also supported. By default, +with no other clients active, g15daemon will display a clock. Client applications and +scripts can access the LCD via a simple API."), +gpm => N_("GPM adds mouse support to text-based Linux applications such the +Midnight Commander. It also allows mouse-based console cut-and-paste operations, +and includes support for pop-up menus on the console."), +haldaemon => N_("HAL is a daemon that collects and maintains information about hardware"), +harddrake => N_("HardDrake runs a hardware probe, and optionally configures +new/changed hardware."), +httpd => N_("Apache is a World Wide Web server. It is used to serve HTML files and CGI."), +inet => N_("The internet superserver daemon (commonly called inetd) starts a +variety of other internet services as needed. It is responsible for starting +many services, including telnet, ftp, rsh, and rlogin. Disabling inetd disables +all of the services it is responsible for."), +ip6tables => N_("Automates a packet filtering firewall with ip6tables"), +iptables => N_("Automates a packet filtering firewall with iptables"), +irqbalance => N_("Evenly distributes IRQ load across multiple CPUs for enhanced performance"), +keytable => N_("This package loads the selected keyboard map as set in +/etc/sysconfig/keyboard. This can be selected using the kbdconfig utility. +You should leave this enabled for most machines."), +kheader => N_("Automatic regeneration of kernel header in /boot for +/usr/include/linux/{autoconf,version}.h"), +kudzu => N_("Automatic detection and configuration of hardware at boot."), +'laptop-mode' => N_("Tweaks system behavior to extend battery life"), +linuxconf => N_("Linuxconf will sometimes arrange to perform various tasks +at boot-time to maintain the system configuration."), +lpd => N_("lpd is the print daemon required for lpr to work properly. It is +basically a server that arbitrates print jobs to printer(s)."), +lvs => N_("Linux Virtual Server, used to build a high-performance and highly +available server."), +mandi => N_("Monitors the network (Interactive Firewall and wireless"), +mdadm => N_("Software RAID monitoring and management"), +messagebus => N_("DBUS is a daemon which broadcasts notifications of system events and other messages"), +msec => N_("Enables MSEC security policy on system startup"), +named => N_("named (BIND) is a Domain Name Server (DNS) that is used to resolve host names to IP addresses."), +netconsole => N_("Initializes network console logging"), +netfs => N_("Mounts and unmounts all Network File System (NFS), SMB (Lan +Manager/Windows), and NCP (NetWare) mount points."), +network => N_("Activates/Deactivates all network interfaces configured to start +at boot time."), +'network-auth' => N_("Requires network to be up if enabled"), +'network-up' => N_("Wait for the hotplugged network to be up"), +nfs => N_("NFS is a popular protocol for file sharing across TCP/IP networks. +This service provides NFS server functionality, which is configured via the +/etc/exports file."), +nfslock => N_("NFS is a popular protocol for file sharing across TCP/IP +networks. This service provides NFS file locking functionality."), +ntpd => N_("Synchronizes system time using the Network Time Protocol (NTP)"), +numlock => N_("Automatically switch on numlock key locker under console +and Xorg at boot."), +oki4daemon => N_("Support the OKI 4w and compatible winprinters."), +partmon => N_("Checks if a partition is close to full up"), +pcmcia => N_("PCMCIA support is usually to support things like ethernet and +modems in laptops. It will not get started unless configured so it is safe to have +it installed on machines that do not need it."), +portmap => N_("The portmapper manages RPC connections, which are used by +protocols such as NFS and NIS. The portmap server must be running on machines +which act as servers for protocols which make use of the RPC mechanism."), +portreserve => N_("Reserves some TCP ports"), +postfix => N_("Postfix is a Mail Transport Agent, which is the program that moves mail from one machine to another."), +random => N_("Saves and restores system entropy pool for higher quality random +number generation."), +rawdevices => N_("Assign raw devices to block devices (such as hard disk drive +partitions), for the use of applications such as Oracle or DVD players"), +resolvconf => N_("Nameserver information manager"), +routed => N_("The routed daemon allows for automatic IP router table updated via +the RIP protocol. While RIP is widely used on small networks, more complex +routing protocols are needed for complex networks."), +rstatd => N_("The rstat protocol allows users on a network to retrieve +performance metrics for any machine on that network."), +rsyslog => N_("Syslog is the facility by which many daemons use to log messages to various system log files. It is a good idea to always run rsyslog."), +rusersd => N_("The rusers protocol allows users on a network to identify who is +logged in on other responding machines."), +rwhod => N_("The rwho protocol lets remote users get a list of all of the users +logged into a machine running the rwho daemon (similar to finger)."), +saned => N_("SANE (Scanner Access Now Easy) enables to access scanners, video cameras, ..."), +shorewall => N_("Packet filtering firewall"), +smb => N_("The SMB/CIFS protocol enables to share access to files & printers and also integrates with a Windows Server domain"), +sound => N_("Launch the sound system on your machine"), +'speech-dispatcherd' => N_("layer for speech analysis"), +sshd => N_("Secure Shell is a network protocol that allows data to be exchanged over a secure channel between two computers"), +syslog => N_("Syslog is the facility by which many daemons use to log messages +to various system log files. It is a good idea to always run syslog."), +'udev-post' => N_("Moves the generated persistent udev rules to /etc/udev/rules.d"), +usb => N_("Load the drivers for your usb devices."), +vnStat => N_("A lightweight network traffic monitor"), +xfs => N_("Starts the X Font Server."), +xinetd => N_("Starts other deamons on demand."), + ); + my ($name) = @_; + my $s = $services{$name}; + if ($s) { + $s = translate($s); + } else { + my $file = "$::prefix/usr/lib/systemd/system/$name.service"; + if (-e $file) { + $s = cat_($file); + $s = $s =~ /^Description=(.*)/mg ? $1 : ''; + } else { + $file = find { -e $_ } map { "$::prefix$_/$name" } '/etc/rc.d/init.d', '/etc/init.d', '/etc/xinetd.d'; + $s = cat_($file); + $s =~ s/\\\s*\n#\s*//mg; + $s = + $s =~ /^#\s+(?:Short-)?[dD]escription:\s+(.*?)^(?:[^#]|# {0,2}\S)/sm ? $1 : + $s =~ /^#\s*(.*?)^[^#]/sm ? $1 : ''; + + $s =~ s/#\s*//mg; + } + } + $s =~ s/\n/ /gm; $s =~ s/\s+$//; + $s; +} + +sub BUILD { + my $self = shift; + + $self->loadServices(); +} + + +#============================================================= + +=head2 start + +=head3 INPUT + + $self: this object + +=head3 DESCRIPTION + + This method extends Module::start and is invoked to + start adminService + +=cut + +#============================================================= +sub start { + my $self = shift; + + $self->servicePanel(); +}; + + +#============================================================= + +=head2 loadServices + +=head3 INPUT + + $self: this object + +=head3 DESCRIPTION + + This methonds load service info into local attributes such + as xinetd_services, on_services and all the available, + services + +=cut + +#============================================================= +sub loadServices { + my $self = shift; + + my ($l, $on_services) = AdminPanel::Shared::Services::services(); + my @xinetd_services = map { $_->[0] } AdminPanel::Shared::Services::xinetd_services(); + + $self->xinetd_services(); + $self->xinetd_services(\@xinetd_services); + $self->services(\@$l); + $self->on_services(\@$on_services); + + $self->refreshRunningServices(); +} + +sub refreshRunningServices { + my $self = shift; + + my @running; + foreach ($self->all_services) { + + my $serviceName = $_; + push @running, $serviceName if is_service_running($serviceName); + } + $self->running_services(\@running); +} + +## serviceInfo sets widgets accordingly to selected service status +## param +## 'service' service name +## 'infoPanel' service information widget +sub serviceInfo { + my ($self, $service, $infoPanel) = @_; + + yui::YUI::ui()->blockEvents(); + ## infoPanel + $infoPanel->setValue(formatAlaTeX(description($service))); + yui::YUI::ui()->unblockEvents(); +} + +sub serviceStatus { + my ($self, $tbl, $item) = @_; + + my $started; + + if (member($item->label(), $self->all_xinetd_services)) { + $started = N("Start when requested"); + } + else { + $started = (member($item->label(), $self->all_running_services)? N("running") : N("stopped")); + } +# TODO add icon green/red led + my $cell = $tbl->toCBYTableItem($item)->cell(1); + if ($cell) { + $cell->setLabel($started); + $tbl->cellChanged($cell); + } +} + +## draw service panel and manage it +sub servicePanel { + my $self = shift; + + my $appTitle = yui::YUI::app()->applicationTitle(); + + ## set new title to get it in dialog + yui::YUI::app()->setApplicationTitle($self->name); + ## set icon if not already set by external launcher + yui::YUI::app()->setApplicationIcon($self->icon); + +# my ($l, $on_services) = services(); +# my @xinetd_services = map { $_->[0] } xinetd_services(); + + my $mageiaPlugin = "mga"; + my $factory = yui::YUI::widgetFactory; + my $mgaFactory = yui::YExternalWidgets::externalWidgetFactory($mageiaPlugin); + $mgaFactory = yui::YMGAWidgetFactory::getYMGAWidgetFactory($mgaFactory); + + my $dialog = $factory->createMainDialog; + my $vbox = $factory->createVBox( $dialog ); + my $frame = $factory->createFrame ($vbox, N("Services")); + + my $frmVbox = $factory->createVBox( $frame ); + my $hbox = $factory->createHBox( $frmVbox ); + + my $yTableHeader = new yui::YTableHeader(); + $yTableHeader->addColumn(N("Service"), $yui::YAlignBegin); + $yTableHeader->addColumn(N("Status"), $yui::YAlignCenter); + $yTableHeader->addColumn(N("On boot"), $yui::YAlignBegin); + + ## service list (serviceBox) + my $serviceTbl = $mgaFactory->createCBTable($hbox, $yTableHeader, $yui::YCBTableCheckBoxOnLastColumn); + my $itemCollection = new yui::YItemCollection; + foreach ($self->all_services) { + + my $serviceName = $_; + + my $item = new yui::YCBTableItem($serviceName); + my $started; + if (member($serviceName, $self->all_xinetd_services)) { + $started = N("Start when requested"); + } + else { + $started = (member($serviceName, $self->all_running_services)? N("running") : N("stopped")); + } + +# TODO add icon green/red led + my $cell = new yui::YTableCell($started); + $item->addCell($cell); + + $item->check(member($serviceName, $self->all_on_services)); + $item->setLabel($serviceName); + $itemCollection->push($item); + $item->DISOWN(); + } + $serviceTbl->addItems($itemCollection); + $serviceTbl->setImmediateMode(1); + $serviceTbl->setWeight(0, 50); + + ## info panel (infoPanel) + $frame = $factory->createFrame ($hbox, N("Information")); + $frame->setWeight(0, 30); + $frmVbox = $factory->createVBox( $frame ); + my $infoPanel = $factory->createRichText($frmVbox, "--------------"); #, 0, 0); + $infoPanel->setAutoScrollDown(); + + ### Service Start button ($startButton) + $hbox = $factory->createHBox( $frmVbox ); + my $startButton = $factory->createPushButton($hbox, N("Start")); + + ### Service Stop button ($stopButton) + my $stopButton = $factory->createPushButton($hbox, N("Stop")); + + # dialog buttons + $factory->createVSpacing($vbox, 1.0); + ## Window push buttons + $hbox = $factory->createHBox( $vbox ); + my $align = $factory->createLeft($hbox); + $hbox = $factory->createHBox($align); + my $aboutButton = $factory->createPushButton($hbox, N("About") ); + $align = $factory->createRight($hbox); + $hbox = $factory->createHBox($align); + my $closeButton = $factory->createPushButton($hbox, N("Close") ); + + #first item status + my $item = $serviceTbl->selectedItem(); + if ($item) { + $self->serviceInfo($item->label(), $infoPanel); + if (member($item->label(), $self->all_xinetd_services)) { + $stopButton->setDisabled(); + $startButton->setDisabled(); + } + else { + $stopButton->setEnabled(1); + $startButton->setEnabled(1); + } + } + + while(1) { + my $event = $dialog->waitForEvent(); + my $eventType = $event->eventType(); + + #event type checking + if ($eventType == $yui::YEvent::CancelEvent) { + last; + } + elsif ($eventType == $yui::YEvent::WidgetEvent) { + # widget selected + my $widget = $event->widget(); + my $wEvent = yui::toYWidgetEvent($event); + + if ($widget == $closeButton) { + last; + } + elsif ($widget == $aboutButton) { + my $license = translate($AdminPanel::Shared::License); + # TODO fix version value + AboutDialog({ name => N("AdminService"), + version => $self->VERSION, + copyright => N("Copyright (C) %s Mageia community", '2013-2014'), + license => $license, + comments => N("Service Manager is the Mageia service and daemon management tool \n(from the original idea of Mandriva draxservice)."), + website => 'http://www.mageia.org', + website_label => N("Mageia"), + authors => "Angelo Naselli \nMatteo Pasotti ", + translator_credits => + #-PO: put here name(s) and email(s) of translator(s) (eg: "John Smith ") + N("_: Translator(s) name(s) & email(s)\n")} + ); + } + elsif ($widget == $serviceTbl) { + + # service selection changed + $item = $serviceTbl->selectedItem(); + if ($item) { + $self->serviceInfo($item->label(), $infoPanel); + if (member($item->label(), $self->all_xinetd_services)) { + $stopButton->setDisabled(); + $startButton->setDisabled(); + } + else { + $stopButton->setEnabled(1); + $startButton->setEnabled(1); + } + } +# TODO fix libyui-mga-XXX item will always be changed after first one + if ($wEvent->reason() == $yui::YEvent::ValueChanged) { + $item = $serviceTbl->changedItem(); + if ($item) { + + set_service($item->label(), $item->checked()); + # we can push/pop service, but this (slower) should return real situation + $self->refreshRunningServices(); + } + } + } + elsif ($widget == $startButton) { + $item = $serviceTbl->selectedItem(); + if ($item) { + restart_or_start($item->label()); + # we can push/pop service, but this (slower) should return real situation + $self->refreshRunningServices(); + $self->serviceStatus($serviceTbl, $item); + } + } + elsif ($widget == $stopButton) { + $item = $serviceTbl->selectedItem(); + if ($item) { + stop($item->label()); + # we can push/pop service, but this (slower) should return real situation + $self->refreshRunningServices(); + $self->serviceStatus($serviceTbl, $item); + } + } + } + } + $dialog->destroy(); + + #restore old application title + yui::YUI::app()->setApplicationTitle($appTitle) if $appTitle; +} + +no Moose; +__PACKAGE__->meta->make_immutable; + +1; -- cgit v1.2.1