5 files changed, 272 insertions, 272 deletions

diff --git a/installer/OpenSLX/OSSetup/MetaPackager/Base.pm b/installer/OpenSLX/OSSetup/MetaPackager/Base.pm
index 517e9f9a..af789888 100644
--- a/installer/OpenSLX/OSSetup/MetaPackager/Base.pm
+++ b/installer/OpenSLX/OSSetup/MetaPackager/Base.pm
@@ -9,14 +9,14 @@
 # General information about OpenSLX can be found at http://openslx.org/
 # -----------------------------------------------------------------------------
 # Base.pm
-#	- provides empty base of the OpenSLX OSSetup::MetaPackager API.
+#    - provides empty base of the OpenSLX OSSetup::MetaPackager API.
 # -----------------------------------------------------------------------------
 package OpenSLX::OSSetup::MetaPackager::Base;
 
 use strict;
 use warnings;
 
-our $VERSION = 1.01;		# API-version . implementation-version
+our $VERSION = 1.01;        # API-version . implementation-version
 
 use OpenSLX::Basics;
 
@@ -25,16 +25,16 @@ use OpenSLX::Basics;
 ################################################################################
 sub new
 {
-	confess "Creating OpenSLX::OSSetup::MetaPackager::Base-objects directly makes no sense!";
+    confess "Creating OpenSLX::OSSetup::MetaPackager::Base-objects directly makes no sense!";
 }
 
 sub initialize
 {
-	my $self = shift;
-	my $engine = shift;
+    my $self = shift;
+    my $engine = shift;
 
-	$self->{'engine'} = $engine;
-	return;
+    $self->{'engine'} = $engine;
+    return;
 }
 
 sub initPackageSources
diff --git a/installer/OpenSLX/OSSetup/MetaPackager/apt.pm b/installer/OpenSLX/OSSetup/MetaPackager/apt.pm
index a8a4f91e..ecb87a35 100644
--- a/installer/OpenSLX/OSSetup/MetaPackager/apt.pm
+++ b/installer/OpenSLX/OSSetup/MetaPackager/apt.pm
@@ -9,7 +9,7 @@
 # General information about OpenSLX can be found at http://openslx.org/
 # -----------------------------------------------------------------------------
 # apt.pm
-#	- provides apt-get-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
+#    - provides apt-get-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
 # -----------------------------------------------------------------------------
 package OpenSLX::OSSetup::MetaPackager::apt;
 
@@ -26,117 +26,117 @@ use OpenSLX::Utils;
 ################################################################################
 sub new
 {
-	my $class = shift;
-	my $self = {
-		'name' => 'apt',
-	};
-	return bless $self, $class;
+    my $class = shift;
+    my $self = {
+        'name' => 'apt',
+    };
+    return bless $self, $class;
 }
 
 sub initPackageSources
 {
-	my $self = shift;
-
-	$ENV{LC_ALL} = 'POSIX';
-
-	# remove any existing sources
-	slxsystem('rm -f /etc/apt/sources.list');
-	
-	# create default timezone if there isn't any
-	if (!-e '/etc/timezone') {
-		spitFile('/etc/timezone', "$openslxConfig{'default-timezone'}\n");
-	}
-	
-	# create kernel config if there isn't any
-	if (!-e '/etc/kernel-img.conf') {
-		my $kernelConfig = unshiftHereDoc(<<"		END-OF-HERE");
-			# Kernel image management overrides
-			# See kernel-img.conf(5) for details
-			do_symlinks = yes
-			relative_links = yes
-			do_bootloader = no
-			do_bootfloppy = no
-			do_initrd = yes
-			link_in_boot = yes
-		END-OF-HERE
-		spitFile('/etc/kernel-img.conf', $kernelConfig);
-	}
-
-	return 1;
+    my $self = shift;
+
+    $ENV{LC_ALL} = 'POSIX';
+
+    # remove any existing sources
+    slxsystem('rm -f /etc/apt/sources.list');
+    
+    # create default timezone if there isn't any
+    if (!-e '/etc/timezone') {
+        spitFile('/etc/timezone', "$openslxConfig{'default-timezone'}\n");
+    }
+    
+    # create kernel config if there isn't any
+    if (!-e '/etc/kernel-img.conf') {
+        my $kernelConfig = unshiftHereDoc(<<"        END-OF-HERE");
+            # Kernel image management overrides
+            # See kernel-img.conf(5) for details
+            do_symlinks = yes
+            relative_links = yes
+            do_bootloader = no
+            do_bootfloppy = no
+            do_initrd = yes
+            link_in_boot = yes
+        END-OF-HERE
+        spitFile('/etc/kernel-img.conf', $kernelConfig);
+    }
+
+    return 1;
 }
 
 sub setupPackageSource
 {
-	my $self        = shift;
-	my $repoName    = shift;
-	my $repoInfo    = shift;
-	my $excludeList = shift;
-	my $repoURLs    = shift;
+    my $self        = shift;
+    my $repoName    = shift;
+    my $repoInfo    = shift;
+    my $excludeList = shift;
+    my $repoURLs    = shift;
 
-	my $baseURL      = shift @$repoURLs;
-	my $distribution = $repoInfo->{'distribution'};
-	my $components   = $repoInfo->{'components'};
+    my $baseURL      = shift @$repoURLs;
+    my $distribution = $repoInfo->{'distribution'};
+    my $components   = $repoInfo->{'components'};
 
-	my $sourcesList = "deb $baseURL $distribution $components\n";
+    my $sourcesList = "deb $baseURL $distribution $components\n";
 
-	foreach my $mirrorURL (@$repoURLs) {
-		$sourcesList .= "deb $mirrorURL $distribution $components\n";
-	}
+    foreach my $mirrorURL (@$repoURLs) {
+        $sourcesList .= "deb $mirrorURL $distribution $components\n";
+    }
 
-	appendFile('/etc/apt/sources.list', $sourcesList);
+    appendFile('/etc/apt/sources.list', $sourcesList);
 
-	return;
+    return;
 }
 
 sub installPackages
 {
-	my $self      = shift;
-	my $packages  = shift;
-	my $doRefresh = shift || 0;
-
-	$packages =~ tr{\n}{ };
-
-	if ($doRefresh && slxsystem("apt-get -y update")) {
-		die _tr("unable to update repository info (%s)\n", $!);
-	}
-	if ('/var/cache/debconf/slx-defaults.dat') {
-		$ENV{DEBCONF_DB_FALLBACK} 
-			= "'File{/var/cache/debconf/slx-defaults.dat}'";
-	}
-	$ENV{DEBIAN_FRONTEND} = 'noninteractive';
-	if (slxsystem("apt-get -y install $packages")) {
-		die _tr("unable to install selection (%s)\n", $!);
-	}
-	delete $ENV{DEBCONF_DB_FALLBACK};
-	delete $ENV{DEBIAN_FRONTEND};
-
-	return 1;
+    my $self      = shift;
+    my $packages  = shift;
+    my $doRefresh = shift || 0;
+
+    $packages =~ tr{\n}{ };
+
+    if ($doRefresh && slxsystem("apt-get -y update")) {
+        die _tr("unable to update repository info (%s)\n", $!);
+    }
+    if ('/var/cache/debconf/slx-defaults.dat') {
+        $ENV{DEBCONF_DB_FALLBACK} 
+            = "'File{/var/cache/debconf/slx-defaults.dat}'";
+    }
+    $ENV{DEBIAN_FRONTEND} = 'noninteractive';
+    if (slxsystem("apt-get -y install $packages")) {
+        die _tr("unable to install selection (%s)\n", $!);
+    }
+    delete $ENV{DEBCONF_DB_FALLBACK};
+    delete $ENV{DEBIAN_FRONTEND};
+
+    return 1;
 }
 
 sub removePackages
 {
-	my $self         = shift;
-	my $pkgSelection = shift;
+    my $self         = shift;
+    my $pkgSelection = shift;
 
-	if (slxsystem("apt-get -y remove $pkgSelection")) {
-		die _tr("unable to remove selection (%s)\n", $!);
-	}
+    if (slxsystem("apt-get -y remove $pkgSelection")) {
+        die _tr("unable to remove selection (%s)\n", $!);
+    }
 
-	return 1;
+    return 1;
 }
 
 sub updateBasicVendorOS
 {
-	my $self = shift;
+    my $self = shift;
 
-	if (slxsystem("apt-get -y update")) {
-		die _tr("unable to update repository info (%s)\n", $!);
-	}
-	if (slxsystem("apt-get -y upgrade")) {
-		die _tr("unable to update this vendor-os (%s)\n", $!);
-	}
+    if (slxsystem("apt-get -y update")) {
+        die _tr("unable to update repository info (%s)\n", $!);
+    }
+    if (slxsystem("apt-get -y upgrade")) {
+        die _tr("unable to update this vendor-os (%s)\n", $!);
+    }
 
-	return 1;
+    return 1;
 }
 
 1;
\ No newline at end of file
diff --git a/installer/OpenSLX/OSSetup/MetaPackager/smart.pm b/installer/OpenSLX/OSSetup/MetaPackager/smart.pm
index 27995e01..fc178cb7 100644
--- a/installer/OpenSLX/OSSetup/MetaPackager/smart.pm
+++ b/installer/OpenSLX/OSSetup/MetaPackager/smart.pm
@@ -9,7 +9,7 @@
 # General information about OpenSLX can be found at http://openslx.org/
 # -----------------------------------------------------------------------------
 # smart.pm
-#	- provides smart-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
+#    - provides smart-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
 # -----------------------------------------------------------------------------
 package OpenSLX::OSSetup::MetaPackager::smart;
 
@@ -26,102 +26,102 @@ use OpenSLX::Utils;
 ################################################################################
 sub new
 {
-	my $class = shift;
-	my $self = {
-		'name' => 'smart',
-	};
-	return bless $self, $class;
+    my $class = shift;
+    my $self = {
+        'name' => 'smart',
+    };
+    return bless $self, $class;
 }
 
 sub initPackageSources
 {
-	my $self = shift;
+    my $self = shift;
 
-	$ENV{LC_ALL} = 'POSIX';
+    $ENV{LC_ALL} = 'POSIX';
 
-	# remove any existing channels
-	slxsystem("rm -f /etc/smart/channels/*");
-	if (slxsystem("smart channel -y --remove-all")) {
-		die _tr("unable to remove existing channels (%s)\n", $!);
-	}
-	return 1;
+    # remove any existing channels
+    slxsystem("rm -f /etc/smart/channels/*");
+    if (slxsystem("smart channel -y --remove-all")) {
+        die _tr("unable to remove existing channels (%s)\n", $!);
+    }
+    return 1;
 }
 
 sub setupPackageSource
 {
-	my $self        = shift;
-	my $repoName    = shift;
-	my $repoInfo    = shift;
-	my $excludeList = shift;
-	my $repoURLs    = shift;
-
-	my $repoSubdir = '';
-	if ($repoInfo->{'repo-subdir'}) {
-		$repoSubdir = "/$repoInfo->{'repo-subdir'}";
-	}
-	my $baseURL = shift @$repoURLs;
-	my $repoDescr
-		= qq[$repoName name="$repoInfo->{name}" baseurl=$baseURL$repoSubdir];
-	$repoDescr .= " type=rpm-md";
-	if (slxsystem("smart channel -y --add $repoDescr")) {
-		die _tr("unable to add channel '%s' (%s)\n", $repoName, $!);
-	}
-
-	my $mirrorDescr;
-	foreach my $mirrorURL (@$repoURLs) {
-		$mirrorDescr .= " --add $baseURL$repoSubdir $mirrorURL$repoSubdir";
-	}
-	if (defined $mirrorDescr) {
-		if (slxsystem("smart mirror $mirrorDescr")) {
-			die _tr(
-				"unable to add mirrors for channel '%s' (%s)\n", 
-				$repoName, $!
-			);
-		}
-	}
-	return 1;
+    my $self        = shift;
+    my $repoName    = shift;
+    my $repoInfo    = shift;
+    my $excludeList = shift;
+    my $repoURLs    = shift;
+
+    my $repoSubdir = '';
+    if ($repoInfo->{'repo-subdir'}) {
+        $repoSubdir = "/$repoInfo->{'repo-subdir'}";
+    }
+    my $baseURL = shift @$repoURLs;
+    my $repoDescr
+        = qq[$repoName name="$repoInfo->{name}" baseurl=$baseURL$repoSubdir];
+    $repoDescr .= " type=rpm-md";
+    if (slxsystem("smart channel -y --add $repoDescr")) {
+        die _tr("unable to add channel '%s' (%s)\n", $repoName, $!);
+    }
+
+    my $mirrorDescr;
+    foreach my $mirrorURL (@$repoURLs) {
+        $mirrorDescr .= " --add $baseURL$repoSubdir $mirrorURL$repoSubdir";
+    }
+    if (defined $mirrorDescr) {
+        if (slxsystem("smart mirror $mirrorDescr")) {
+            die _tr(
+                "unable to add mirrors for channel '%s' (%s)\n", 
+                $repoName, $!
+            );
+        }
+    }
+    return 1;
 }
 
 sub installPackages
 {
-	my $self      = shift;
-	my $packages  = shift;
-	my $doRefresh = shift || 0;
-
-	$packages =~ tr{\n}{ };
-
-	if ($doRefresh && slxsystem("smart update")) {
-		die _tr("unable to update channel info (%s)\n", $!);
-	}
-	if (slxsystem("smart install -y $packages")) {
-		die _tr("unable to install selection (%s)\n", $!);
-	}
-	return 1;
+    my $self      = shift;
+    my $packages  = shift;
+    my $doRefresh = shift || 0;
+
+    $packages =~ tr{\n}{ };
+
+    if ($doRefresh && slxsystem("smart update")) {
+        die _tr("unable to update channel info (%s)\n", $!);
+    }
+    if (slxsystem("smart install -y $packages")) {
+        die _tr("unable to install selection (%s)\n", $!);
+    }
+    return 1;
 }
 
 sub removePackages
 {
-	my $self         = shift;
-	my $pkgSelection = shift;
+    my $self         = shift;
+    my $pkgSelection = shift;
 
-	if (slxsystem("smart remove -y $pkgSelection")) {
-		die _tr("unable to remove selection (%s)\n", $!);
-	}
-	return 1;
+    if (slxsystem("smart remove -y $pkgSelection")) {
+        die _tr("unable to remove selection (%s)\n", $!);
+    }
+    return 1;
 }
 
 sub updateBasicVendorOS
 {
-	my $self = shift;
-
-	if (slxsystem("smart upgrade -y --update")) {
-		if ($! == 2) {
-			# file not found => smart isn't installed
-			die _tr("unable to update this vendor-os, as it seems to lack an installation of smart!\n");
-		}
-		die _tr("unable to update this vendor-os (%s)\n", $!);
-	}
-	return 1;
+    my $self = shift;
+
+    if (slxsystem("smart upgrade -y --update")) {
+        if ($! == 2) {
+            # file not found => smart isn't installed
+            die _tr("unable to update this vendor-os, as it seems to lack an installation of smart!\n");
+        }
+        die _tr("unable to update this vendor-os (%s)\n", $!);
+    }
+    return 1;
 }
 
 1;
\ No newline at end of file
diff --git a/installer/OpenSLX/OSSetup/MetaPackager/yum.pm b/installer/OpenSLX/OSSetup/MetaPackager/yum.pm
index eef310fe..a48f6c36 100644
--- a/installer/OpenSLX/OSSetup/MetaPackager/yum.pm
+++ b/installer/OpenSLX/OSSetup/MetaPackager/yum.pm
@@ -9,7 +9,7 @@
 # General information about OpenSLX can be found at http://openslx.org/
 # -----------------------------------------------------------------------------
 # yum.pm
-#	- provides yum-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
+#    - provides yum-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
 # -----------------------------------------------------------------------------
 package OpenSLX::OSSetup::MetaPackager::yum;
 
@@ -26,90 +26,90 @@ use OpenSLX::Utils;
 ################################################################################
 sub new
 {
-	my $class = shift;
-	my $self = {
-		'name' => 'yum',
-	};
-	return bless $self, $class;
+    my $class = shift;
+    my $self = {
+        'name' => 'yum',
+    };
+    return bless $self, $class;
 }
 
 sub initPackageSources
 {
-	my $self = shift;
+    my $self = shift;
 
-	$ENV{LC_ALL} = 'POSIX';
+    $ENV{LC_ALL} = 'POSIX';
 
-	slxsystem("rm -f /etc/yum.repos.d/*");
-	slxsystem("mkdir -p /etc/yum.repos.d");
+    slxsystem("rm -f /etc/yum.repos.d/*");
+    slxsystem("mkdir -p /etc/yum.repos.d");
 
-	return 1;
+    return 1;
 }
 
 sub setupPackageSource
 {
-	my $self        = shift;
-	my $repoName    = shift;
-	my $repoInfo    = shift;
-	my $excludeList = shift;
-	my $repoURLs    = shift;
-
-	my $repoSubdir;
-	if (length($repoInfo->{'repo-subdir'})) {
-		$repoSubdir = "/$repoInfo->{'repo-subdir'}";
-	}
-	my $baseURL = shift @$repoURLs;
-
-	my $repoDescr 
-		= "[$repoName]\nname=$repoInfo->{name}\nbaseurl=$baseURL$repoSubdir\n";
-
-	foreach my $mirrorURL (@$repoURLs) {
-		$repoDescr .= "        $mirrorURL$repoSubdir\n";
-	}
-	my $repoFile = "/etc/yum.repos.d/$repoName.repo";
-	spitFile($repoFile, "$repoDescr\nexclude=$excludeList\n");
-
-	return 1;
+    my $self        = shift;
+    my $repoName    = shift;
+    my $repoInfo    = shift;
+    my $excludeList = shift;
+    my $repoURLs    = shift;
+
+    my $repoSubdir;
+    if (length($repoInfo->{'repo-subdir'})) {
+        $repoSubdir = "/$repoInfo->{'repo-subdir'}";
+    }
+    my $baseURL = shift @$repoURLs;
+
+    my $repoDescr 
+        = "[$repoName]\nname=$repoInfo->{name}\nbaseurl=$baseURL$repoSubdir\n";
+
+    foreach my $mirrorURL (@$repoURLs) {
+        $repoDescr .= "        $mirrorURL$repoSubdir\n";
+    }
+    my $repoFile = "/etc/yum.repos.d/$repoName.repo";
+    spitFile($repoFile, "$repoDescr\nexclude=$excludeList\n");
+
+    return 1;
 }
 
 sub installPackages
 {
-	my $self     = shift;
-	my $packages = shift;
+    my $self     = shift;
+    my $packages = shift;
 
-	$packages =~ tr{\n}{ };
+    $packages =~ tr{\n}{ };
 
-	if (slxsystem("yum -y install $packages")) {
-		die _tr("unable to install selection (%s)\n", $!);
-	}
+    if (slxsystem("yum -y install $packages")) {
+        die _tr("unable to install selection (%s)\n", $!);
+    }
 
-	return 1;
+    return 1;
 }
 
 sub removePackages
 {
-	my $self         = shift;
-	my $pkgSelection = shift;
+    my $self         = shift;
+    my $pkgSelection = shift;
 
-	if (slxsystem("yum -y remove $pkgSelection")) {
-		die _tr("unable to remove selection (%s)\n", $!);
-	}
+    if (slxsystem("yum -y remove $pkgSelection")) {
+        die _tr("unable to remove selection (%s)\n", $!);
+    }
 
-	return 1;
+    return 1;
 }
 
 sub updateBasicVendorOS
 {
-	my $self = shift;
+    my $self = shift;
 
-	if (slxsystem("yum -y update")) {
-		if ($! == 2) {
-			# file not found => yum isn't installed
-			die _tr("unable to update this vendor-os, as it seems to lack an installation of yum!\n");
-		}
-		die _tr("unable to update this vendor-os (%s)\n", $!);
-	}
+    if (slxsystem("yum -y update")) {
+        if ($! == 2) {
+            # file not found => yum isn't installed
+            die _tr("unable to update this vendor-os, as it seems to lack an installation of yum!\n");
+        }
+        die _tr("unable to update this vendor-os (%s)\n", $!);
+    }
 
-	return 1;
+    return 1;
 }
 
 1;
\ No newline at end of file
diff --git a/installer/OpenSLX/OSSetup/MetaPackager/zypper.pm b/installer/OpenSLX/OSSetup/MetaPackager/zypper.pm
index 9a732af0..04d16bad 100644
--- a/installer/OpenSLX/OSSetup/MetaPackager/zypper.pm
+++ b/installer/OpenSLX/OSSetup/MetaPackager/zypper.pm
@@ -9,7 +9,7 @@
 # General information about OpenSLX can be found at http://openslx.org/
 # -----------------------------------------------------------------------------
 # zypper.pm
-#	- provides zypper-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
+#    - provides zypper-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
 # -----------------------------------------------------------------------------
 package OpenSLX::OSSetup::MetaPackager::zypper;
 
@@ -26,88 +26,88 @@ use OpenSLX::Utils;
 ################################################################################
 sub new
 {
-	my $class = shift;
-	my $self = {
-		'name' => 'zypper',
-	};
-	return bless $self, $class;
+    my $class = shift;
+    my $self = {
+        'name' => 'zypper',
+    };
+    return bless $self, $class;
 }
 
 sub initPackageSources
 {
-	my $self = shift;
+    my $self = shift;
 
-	$ENV{LC_ALL} = 'POSIX';
+    $ENV{LC_ALL} = 'POSIX';
 
-	# remove any existing channels
-	slxsystem("rm -f /etc/zypp/repos.d/*");
+    # remove any existing channels
+    slxsystem("rm -f /etc/zypp/repos.d/*");
 
-	return 1;
+    return 1;
 }
 
 sub setupPackageSource
 {
-	my $self        = shift;
-	my $repoName    = shift;
-	my $repoInfo    = shift;
-	my $excludeList = shift;
-	my $repoURLs    = shift;
-
-	my $repoSubdir = '';
-	if (length($repoInfo->{'repo-subdir'})) {
-		$repoSubdir = "/$repoInfo->{'repo-subdir'}";
-	}
-	my $baseURL = shift @$repoURLs;
-	if (slxsystem("zypper addrepo -n $baseURL$repoSubdir $repoName")) {
-		die _tr("unable to add repo '%s' (%s)\n", $repoName, $!);
-	}
-
-	return 1;
+    my $self        = shift;
+    my $repoName    = shift;
+    my $repoInfo    = shift;
+    my $excludeList = shift;
+    my $repoURLs    = shift;
+
+    my $repoSubdir = '';
+    if (length($repoInfo->{'repo-subdir'})) {
+        $repoSubdir = "/$repoInfo->{'repo-subdir'}";
+    }
+    my $baseURL = shift @$repoURLs;
+    if (slxsystem("zypper addrepo -n $baseURL$repoSubdir $repoName")) {
+        die _tr("unable to add repo '%s' (%s)\n", $repoName, $!);
+    }
+
+    return 1;
 }
 
 sub installPackages
 {
-	my $self      = shift;
-	my $packages  = shift;
-	my $doRefresh = shift || 0;
+    my $self      = shift;
+    my $packages  = shift;
+    my $doRefresh = shift || 0;
 
-	$packages =~ tr{\n}{ };
+    $packages =~ tr{\n}{ };
 
-	if ($doRefresh && slxsystem("zypper --non-interactive refresh")) {
-		die _tr("unable to update repo info (%s)\n", $!);
-	}
-	if (slxsystem("zypper --non-interactive install $packages")) {
-		die _tr("unable to install selection (%s)\n", $!);
-	}
+    if ($doRefresh && slxsystem("zypper --non-interactive refresh")) {
+        die _tr("unable to update repo info (%s)\n", $!);
+    }
+    if (slxsystem("zypper --non-interactive install $packages")) {
+        die _tr("unable to install selection (%s)\n", $!);
+    }
 
-	return 1;
+    return 1;
 }
 
 sub removePackages
 {
-	my $self         = shift;
-	my $pkgSelection = shift;
+    my $self         = shift;
+    my $pkgSelection = shift;
 
-	if (slxsystem("zypper --non-interactive remove $pkgSelection")) {
-		die _tr("unable to remove selection (%s)\n", $!);
-	}
+    if (slxsystem("zypper --non-interactive remove $pkgSelection")) {
+        die _tr("unable to remove selection (%s)\n", $!);
+    }
 
-	return 1;
+    return 1;
 }
 
 sub updateBasicVendorOS
 {
-	my $self = shift;
+    my $self = shift;
 
-	if (slxsystem("zypper --non-interactive update")) {
-		if ($! == 2) {
-			# file not found => zypper isn't installed
-			die _tr("unable to update this vendor-os, as it seems to lack an installation of zypper!\n");
-		}
-		die _tr("unable to update this vendor-os (%s)\n", $!);
-	}
+    if (slxsystem("zypper --non-interactive update")) {
+        if ($! == 2) {
+            # file not found => zypper isn't installed
+            die _tr("unable to update this vendor-os, as it seems to lack an installation of zypper!\n");
+        }
+        die _tr("unable to update this vendor-os (%s)\n", $!);
+    }
 
-	return 1;
+    return 1;
 }
 
 1;
\ No newline at end of file