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FERKI / Rex-1.16.0 / lib / Rex / Service.pm 

            

              
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#
# (c) Jan Gehring <jan.gehring@gmail.com>
#
package Rex::Service;
use v5.12.5;
use warnings;
our $VERSION = '1.16.0'; # VERSION
use Rex::Config;
use Rex::Commands::Gather;
use Rex::Hardware;
use Rex::Hardware::Host;
use Rex::Helper::Run;
use Rex::Logger;
my %SERVICE_PROVIDER;
sub register_service_provider {
  my ( $class, $service_name, $service_class ) = @_;
  $SERVICE_PROVIDER{"\L$service_name"} = $service_class;
  return 1;
}
sub get {
  my $operatingsystem = Rex::Hardware::Host->get_operating_system();
  i_run "systemctl --no-pager > /dev/null", fail_ok => 1;
  my $can_run_systemctl = $? == 0 ? 1 : 0;
  i_run "initctl version | grep upstart", fail_ok => 1;
  my $running_upstart = $? == 0 ? 1 : 0;
  my $class;
  $class = "Rex::Service::" . $operatingsystem;
  if ( is_redhat($operatingsystem) && $can_run_systemctl ) {
    $class = "Rex::Service::Redhat::systemd";
  }
  elsif ( is_redhat($operatingsystem) ) {
    # this also counts for fedora, centos, ...
    $class = "Rex::Service::Redhat";
  }
  elsif ( is_suse($operatingsystem) && $can_run_systemctl ) {
    $class = "Rex::Service::SuSE::systemd";
  }
  elsif ( is_alt($operatingsystem) && $can_run_systemctl ) {
    $class = "Rex::Service::ALT::systemd";
  }
  elsif ( is_gentoo($operatingsystem) && $can_run_systemctl ) {
    $class = "Rex::Service::Gentoo::systemd";
  }
  elsif ( is_gentoo($operatingsystem) ) {
    $class = "Rex::Service::Gentoo";
  }
  elsif ( is_mageia($operatingsystem) && $can_run_systemctl ) {
    $class = "Rex::Service::Mageia::systemd";
  }
  elsif ( is_debian($operatingsystem) && $can_run_systemctl ) {
    # this also counts for Ubuntu and LinuxMint
    $class = "Rex::Service::Debian::systemd";
  }
  elsif ( is_debian($operatingsystem) && $running_upstart ) {
    # this is mainly Ubuntu with upstart
    $class = "Rex::Service::Ubuntu";
  }
  elsif ( is_debian($operatingsystem) ) {
    $class = "Rex::Service::Debian";
  }
  elsif ( is_arch($operatingsystem) && $can_run_systemctl ) {
    $class = "Rex::Service::Arch::systemd";
  }
  my $provider_for = Rex::Config->get("service_provider") || {};
  my $provider;
  if ( ref($provider_for) && exists $provider_for->{$operatingsystem} ) {
    $provider = $provider_for->{$operatingsystem};
    $class .= "::\L$provider";
  }
  elsif ( exists $SERVICE_PROVIDER{$provider_for} ) {
    $class = $SERVICE_PROVIDER{$provider_for};
  }
  Rex::Logger::debug("service using class: $class");
  eval "use $class";
  if ($@) {
    Rex::Logger::info("OS ($operatingsystem) not supported");
    exit 1;
  }
  return $class->new;
}
1;