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Have KVM support LVM volumes

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git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@15018 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
This commit is contained in:
jbjohnso 2013-01-30 16:02:09 +00:00
parent 1ca37edf75
commit 4807663ce6
1 changed files with 28 additions and 4 deletions
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32
xCAT-server/lib/xcat/plugins/kvm.pm
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@ -117,11 +117,29 @@ sub build_pool_xml {
my $name=$url;
$name=~ s!nfs://!nfs_!;
$name=~ s!dir://!dir_!;
$name=~ s!lvm://!lvm_!;
$name =~ s/\//_/g; #though libvirt considers / kosher, sometimes it wants to create a local xml file using name for filename...
if ($url =~ /^dir:/) { #directory style..
my $path=$url;
$path =~ s/dir:\/\///g;
return "<pool type=\"dir\"><name>$name</name><target><path>$path</path></target></pool>";
} elsif ($url =~ /^lvm:\/\//) { #lvm specified
my $path = $url;
$path =~ s/^lvm:\/\///;
$path =~ s/:(.*)\z//;
my $volumes = $1;
my $mount = "/dev/$path";
my $xml = '<pool type="logical"><name>'.$path.'</name><target><path>'.$mount.'</path></target>';
if ($volumes) {
$xml .= "<source>";
my @vols = split /,/,$volumes;
foreach (@vols) {
$xml .= '<device path="'.$_.'"/>';
}
$xml .= "</source>";
}
$xml .= "</pool>";
return $xml;
}
my $mounthost = shift;
unless ($mounthost) { $mounthost = $hyp; }
@ -183,6 +201,12 @@ sub get_storage_pool_by_url {
if ($checkpath eq $path) {
last;
}
} elsif ($url =~ /^lvm:\/\/([^:]*)/) { #lvm volume group....
my $vgname = $1;
my $checkname = $pool->findnodes("/pool/name/text()")->[0]->data;
if ($checkname eq $vgname) {
last;
}
} elsif ($pool->findnodes('/pool/name/text()')->[0]->data eq $url) { #$pool->{name} eq $url) {
last;
}
@ -476,7 +500,7 @@ sub build_diskstruct {
if (substr($disk_parts[0], 0, 4) eq 'phy:') {
$diskhash->{type}='block';
$diskhash->{source}->{dev} = substr($disk_parts[0], 4);
} elsif ($disk_parts[0] =~ m/^nfs:\/\/(.*)$/ or $disk_parts[0] =~ m/^dir:\/\/(.*)$/) {
} elsif ($disk_parts[0] =~ m/^nfs:\/\/(.*)$/ or $disk_parts[0] =~ m/^dir:\/\/(.*)$/ or $disk_parts[0] =~ m/^lvm:\/\/(.*)$/) {
my %disks = %{get_multiple_paths_by_url(url=>$disk_parts[0],node=>$node)};
unless (keys %disks) {
die "Unable to find any persistent disks at ".$disk_parts[0];
@ -1080,7 +1104,7 @@ sub makedom {
my $dom;
if (not $xml and $confdata->{kvmnodedata}->{$node} and $confdata->{kvmnodedata}->{$node}->[0] and $confdata->{kvmnodedata}->{$node}->[0]->{xml}) {
#we do this to trigger storage prereq fixup
if (defined $confdata->{vm}->{$node}->[0]->{storage} and ($confdata->{vm}->{$node}->[0]->{storage} =~ /^nfs:/ or $confdata->{vm}->{$node}->[0]->{storage} =~ /^dir:/)) {
if (defined $confdata->{vm}->{$node}->[0]->{storage} and ($confdata->{vm}->{$node}->[0]->{storage} =~ /^nfs:/ or $confdata->{vm}->{$node}->[0]->{storage} =~ /^dir:/ or $confdata->{vm}->{$node}->[0]->{storage} =~ /^lvm:/)) {
if ($confdata->{vm}->{$node}->[0]->{master}) {
my $vmmastertab=xCAT::Table->new('vmmaster',-create=>0);
my $masterent;
@ -1171,7 +1195,7 @@ sub createstorage {
$prefix='vd';
}
my @suffixes=('a','b','d'..'zzz');
if ($filename =~ /^nfs:/ or $filename =~ /^dir:/) { #libvirt storage pool to be used for this
if ($filename =~ /^nfs:/ or $filename =~ /^dir:/ or $filename =~ /^lvm:/) { #libvirt storage pool to be used for this
my @sizes = split /,/,$size;
foreach (@sizes) {
get_filepath_by_url(url=>$filename,dev=>$prefix.shift(@suffixes),create=>$_, force=>$force);
@ -1520,7 +1544,7 @@ sub chvm {
foreach $store (split /\|/, $confdata->{vm}->{$node}->[0]->{storage}) {
$store =~ s/,.*//;
$store =~ s/=.*//;
if (($store =~ /^nfs:\/\//) || ($store =~ /^dir:\/\//)) {
if (($store =~ /^nfs:\/\//) || ($store =~ /^dir:\/\//) || ($store =~ /^lvm:/)) {
my %disks = %{get_multiple_paths_by_url(url=>$store,node=>$node)};
foreach (keys %disks) {
$useddisks{$disks{$_}->{device}}=1;