Adding dummy frontend for several emulators to be called via vmchooser.

2 files changed, 199 insertions, 0 deletions

diff --git a/src/os-plugins/plugins/emufe/OpenSLX/Distro/Base.pm b/src/os-plugins/plugins/emufe/OpenSLX/Distro/Base.pm
new file mode 100644
index 00000000..b330681f
--- /dev/null
+++ b/src/os-plugins/plugins/emufe/OpenSLX/Distro/Base.pm
@@ -0,0 +1,60 @@
+# Copyright (c) 2011 - OpenSLX GmbH
+#
+# This program is free software distributed under the GPL version 2.
+# See http://openslx.org/COPYING
+#
+# If you have any feedback please consult http://openslx.org/feedback and
+# send your suggestions, praise, or complaints to feedback@openslx.org
+#
+# General information about OpenSLX can be found at http://openslx.org/
+# -----------------------------------------------------------------------------
+# emufe/OpenSLX/Distro/Base.pm
+#    - provides base implementation of the Distro API for the emufe plugin.
+# -----------------------------------------------------------------------------
+package emufe::OpenSLX::Distro::Base;
+
+use strict;
+use warnings;
+
+our $VERSION = 1.01;        # API-version . implementation-version
+
+use Scalar::Util qw( weaken );
+
+use OpenSLX::Basics;
+use OpenSLX::Utils;
+
+################################################################################
+### interface methods
+################################################################################
+sub new
+{
+    my $class = shift;
+    my $self = {};
+    return bless $self, $class;
+
+}
+
+sub initialize
+{
+    my $self = shift;
+    my $engine = shift;
+    weaken($self->{engine});
+        # avoid circular reference between plugin and its engine
+
+    return 1;
+}
+
+sub fillRunlevelScript
+{
+    my $self     = shift;
+    my $location = shift;
+    my $kind     = shift;
+
+    my $script = unshiftHereDoc(<<'    End-of-Here');
+
+    End-of-Here
+
+    return $script;
+}
+
+1;
diff --git a/src/os-plugins/plugins/emufe/OpenSLX/OSPlugin/emufe.pm b/src/os-plugins/plugins/emufe/OpenSLX/OSPlugin/emufe.pm
new file mode 100644
index 00000000..4ef09e5e
--- /dev/null
+++ b/src/os-plugins/plugins/emufe/OpenSLX/OSPlugin/emufe.pm
@@ -0,0 +1,139 @@
+# Copyright (c) 2011 - RZ Uni Freiburg
+# Copyright (c) 2011 - OpenSLX GmbH
+#
+# This program is free software distributed under the GPL version 2.
+# See http://openslx.org/COPYING
+#
+# If you have any feedback please consult http://openslx.org/feedback and
+# send your suggestions, praise, or complaints to feedback@openslx.org
+#
+# General information about OpenSLX can be found at http://openslx.org/
+# -----------------------------------------------------------------------------
+# emufe.pm
+#    - Declares necessary information for the emufe plugin
+# -----------------------------------------------------------------------------
+package OpenSLX::OSPlugin::emufe;
+
+use strict;
+use warnings;
+
+use base qw(OpenSLX::OSPlugin::Base);
+
+use File::Basename;
+use File::Path;
+
+use OpenSLX::Basics;
+use OpenSLX::Utils;
+use OpenSLX::DistroUtils;
+
+sub new
+{
+    my $class = shift;
+    my $self = {
+        name => 'emufe',
+    };
+
+    return bless $self, $class;
+}
+
+sub getInfo
+{
+    my $self = shift;
+
+    return {
+        description => unshiftHereDoc(<<'        End-of-Here'),
+           Module for enabling selection of emulators via the vmchooser plugin
+           and mount a content directory if required. Mostly dummy functionality.
+        End-of-Here
+        precedence => 70,
+        required => [ qw( vmchooser ) ],
+    };
+}
+
+sub getAttrInfo
+{
+    # Returns a hash-ref with information about all attributes supported
+    # by this specific plugin
+    my $self = shift;
+
+    # This default configuration will be added as attributes to the default
+    # system, such that it can be overruled for any specific system by means
+    # of slxconfig.
+    return {
+        # attribute 'active' is mandatory for all plugins
+        'emufe::active' => {
+            applies_to_systems => 1,
+            applies_to_clients => 1,
+            description => unshiftHereDoc(<<'            End-of-Here'),
+                should the 'emufe'-plugin be executed during boot?
+            End-of-Here
+            content_regex => qr{^(0|1)$},
+            content_descr => '1 means active - 0 means inactive',
+            default => '1',
+        },
+        # attribute 'imagesrc' defines where we can find the different emulator
+        # images
+        'emufe::imagesrc' => {
+            applies_to_systems => 1,
+            applies_to_clients => 1,
+            description => unshiftHereDoc(<<'            End-of-Here'),
+                Where should the vm images be stored? NFS? Filesystem?
+            End-of-Here
+            #TODO: check if the input is valid
+            #content_regex => qr{^(0|1)$},
+            content_descr => 'Allowed values: local path or URI',
+            default => '',
+        },
+
+    };
+}
+
+sub installationPhase
+{
+    my $self = shift;
+    my $info = shift;
+
+    $self->{pluginRepositoryPath} = $info->{'plugin-repo-path'};
+    $self->{pluginTempPath}       = $info->{'plugin-temp-path'};
+    $self->{openslxBasePath}      = $info->{'openslx-base-path'};
+    $self->{openslxConfigPath}    = $info->{'openslx-config-path'};
+    $self->{attrs}                = $info->{'plugin-attrs'};
+
+    my $engine = $self->{'os-plugin-engine'};
+    my $pluginRepoPath  = $info->{'plugin-repo-path'};
+    my $openslxBasePath = $info->{'openslx-base-path'};
+
+    # Copy run-virt.include and template files to the appropriate place for
+    # inclusion in stage4
+    my $pluginName = $self->{'name'};
+    my $pluginBasePath = "$openslxBasePath/lib/plugins/$pluginName/files";
+    foreach my $file ( qw( run-virt.include ) ) {
+        copyFile("$pluginBasePath/$file", "$pluginRepoPath/");
+    }
+
+    # not needed yet (all emulators run in userspace)
+    #my $initFile = newInitFile();
+    #$initFile->setName("emufe");
+    #$initFile->setDesc("Setup environment for different emulators");
+
+    return;
+}
+
+sub removalPhase
+{
+    my $self = shift;
+    my $info = shift;
+
+    return;
+}
+
+sub checkStage3AttrValues
+{
+    my $self          = shift;
+    my $stage3Attrs   = shift;
+    my $vendorOSAttrs = shift;
+
+    return;
+}
+
+1;