images

#
# 
#
use strict;
use libinstall;
use installvars;

my $UTAHURL       = "http://www.emulab.net/downloads";
my $DESCRIPTORS   = "$TOP_SRCDIR/install/descriptors-v3.xml";
my $GENDEV        = "$TOP_SRCDIR/install/descriptors-gendev.xml";
my @STDIMAGES     = ("FBSD82-STD", "FEDORA15-STD");
my @MBRS          = ("emulab-mbr.dd", "emulab-mbr2.dd");
my $STDIMAGESURL  = "$UTAHURL/images-STD";

sub Install($$$)
{
    my ($server, $isupdate, $impotent) = @_;

    # Replace if this script does an update for ip/domain.
    return 0
	if ($isupdate);

    # Others for the rack.
    if ($PROTOGENI_GENIRACK) {
	push(@STDIMAGES, "UBUNTU12-64-STD");
	push(@STDIMAGES, "UBUNTU11-64-STD");
	push(@STDIMAGES, "FBSD91-STD");
    }
    #
    # XXX don't want to risk breaking GENIRACK, so only do this otherwise.
    #
    # XXX we should really download: FBSD83-64-STD, FEDORA15-64-STD,
    # UBUNTU10-STD-FW, and the Linux MFSes that are also part of the
    # default descriptors, but downloading images takes a long time
    # so we keep the number of images to a minimum.
    #
    else {
	@STDIMAGES = ("FBSD83-STD", "FEDORA15-STD");
	$DESCRIPTORS = "$TOP_SRCDIR/install/descriptors-v4.xml";
    }

    Phase "IDs", "Setting up Images and OSs", sub {
	if ($PROTOGENI_GENIRACK) {
	    require NodeType;
	    
	    #
	    # Load up the nodetype. It will be the same on every machine,
	    # and if we do it before loading the descriptors, then we
	    # do not have to go back and change the type mappings.
	    #
	    my $NODETYPE     = "dl360";
	    my $CREATETYPE   = "$PREFIX/bin/editnodetype";
	    my $NODETYPEXML  = "$TOP_SRCDIR/install/genirack/nodetype.xml";
	    
	    Phase "nodetype", "Creating Protogeni nodetype", sub {
		my $nodetype = NodeType->Lookup($NODETYPE);
		PhaseSkip("already created")
		    if (defined($nodetype));
		ExecQuietFatal("$SUDO -u $PROTOUSER ".
			       "         $WAP $CREATETYPE $NODETYPEXML");
	    };
	}
	
	#
	# Load up the initial descriptors. 
	# Load up the images from boss.
	#
	Phase "descriptors", "Loading the Image and OS IDs", sub {
	    ExecQuietFatal("cd $TOP_OBJDIR/install; ".
			   "   $SUDO -u $PROTOUSER $WAP ".
			   "   perl load-descriptors -a $DESCRIPTORS");
	};
	Phase "gendev", "Loading additional OS IDs", sub {
	    ExecQuietFatal("cd $TOP_OBJDIR/install; ".
			   "   $SUDO -u $PROTOUSER $WAP ".
			   "   perl load-descriptors $GENDEV");
	};
	foreach my $imagename (@STDIMAGES) {
	    my $localfile = "$PREFIX/images/${imagename}.ndz";
	    my $url       = "$STDIMAGESURL/${imagename}.ndz";
	    
	    Phase "$imagename", "Fetching $imagename. Patience!", sub {
		DoneIfExists($localfile);
		FetchFileFatal($url, $localfile);
	    };
	    
	    $localfile = "$PREFIX/images/${imagename}.xml";
	    $url       = "$STDIMAGESURL/${imagename}.xml";
	    
	    Phase "${imagename}_xml", "Fetching $imagename metadata", sub {
		DoneIfExists($localfile);
		FetchFileFatal($url, $localfile);
	    };

	    Phase "${imagename}_load", "Loading the image descriptor.", sub {
		ExecQuietFatal("cd $TOP_OBJDIR/install; ".
			       "   $SUDO -u $PROTOUSER $WAP ".
			       "   perl load-descriptors -a $localfile");
	    };
	}
	foreach my $mbr (@MBRS) {
	    my $localfile = "$PREFIX/images/$mbr";
	    my $url       = "$UTAHURL/$mbr";
	    
	    Phase "$mbr", "Fetching $mbr.", sub {
		DoneIfExists($localfile);
		FetchFileFatal($url, $localfile);
	    };
	}
	#
	# The sitevar is how the reload daemon knows what to reload nodes
	# with, by default. Now a comma separated list.
	#
	my $idlist = join(",", @STDIMAGES);
	
	Phase "sitevar", "Setting sitevar $DEFAULTIMAGESITEVAR", sub {
	    ExecQuietFatal("$PREFIX/sbin/setsitevar ".
			   "'$DEFAULTIMAGESITEVAR' '$idlist'");
	};

	if ($PROTOGENI_GENIRACK) {
	    #
	    # Load up second half of the nodetype, which defines the osids
	    # and images it needs, which has to be done after the above.
	    #
	    my $NODETYPE     = "dl360";
	    my $CREATETYPE   = "$PREFIX/bin/editnodetype";
	    my $NODETYPEXML  = "$TOP_SRCDIR/install/genirack/nodetypeB.xml";
	    
	    Phase "nodetype", "Creating Protogeni nodetype", sub {
		ExecQuietFatal("$SUDO -u $PROTOUSER ".
			       "         $WAP $CREATETYPE $NODETYPEXML");
	    };
	}
	
	PhaseSucceed("done")
    };
    return 0;
}

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