xcat-core/xCAT-OpenStack/lib/perl/xCAT/Cloud.pm
2013-10-27 16:17:55 -04:00

168 lines
4.3 KiB
Perl

# IBM(c) 2013 EPL license http://www.eclipse.org/legal/epl-v10.html
package xCAT::Cloud;
BEGIN
{
$::XCATROOT =
$ENV{'XCATROOT'} ? $ENV{'XCATROOT'}
: -d '/opt/xcat' ? '/opt/xcat'
: '/usr';
}
use lib "$::XCATROOT/lib/perl";
use xCAT::Table;
use xCAT::MsgUtils;
use xCAT::NodeRange;
use xCAT::Utils;
use xCAT::TableUtils;
#use Data::Dumper;
use strict;
#-----------------------------------------------------------------------------
=head3 getcloudinfo
This function will be invoked by Postage.pm.
get the chef cookbook repository for each cloud from the clouds table, and
then get all the node --> cloud from the cloud table. The two type information
will be stored in the %info
If success, return the \%info.
Arguments:
none
Returns:
\%info
Error:
none
Example:
Comments:
none
=cut
#-----------------------------------------------------------------------------
sub getcloudinfo
{
my %info = ();
my $tab = "clouds";
my $ptab = xCAT::Table->new($tab);
unless ($ptab) {
xCAT::MsgUtils->message("E", "Unable to open $tab table");
return undef;
}
my @rs = $ptab->getAllAttribs('name','repository', 'pubinterface');
foreach my $r ( @rs ) {
my $cloud = $r->{'name'};
my $repos = $r->{'repository'};
my $pubinterface = $r->{'pubinterface'};
$info{ $cloud }{repository} = $repos;
$info{ $cloud }{pubinterface} = $pubinterface;
}
$tab = "cloud";
$ptab = xCAT::Table->new($tab);
unless ($ptab) {
xCAT::MsgUtils->message("E", "Unable to open $tab table");
return undef;
}
@rs = $ptab->getAllAttribs('node','cloudname');
my $pre;
my $curr;
foreach my $r ( @rs ) {
my $node = $r->{'node'};
my $cloud = $r->{'cloudname'};
$info{ $node }{cloud} = $cloud;
}
return \%info;
}
#-----------------------------------------------------------------------------
=head3 getcloudres
This function will be invoked by Postage.pm. And it's only for one chef-server.
1. get the chef cookbook repository for the clouds on one chef-server.
All the clouds's repositoryies on one chef-server should be the same one.
2. get the cloud list for one chef-server
3. get the cloud name for each node on the same chef-server
Arguments:
$cloudinfo_hash -- This is from the getcloudinfo function.
$clients -- an array which stores different cloud nodes(chef-client)
Returns:
$cloudres -- a string including cloud information
Error:
none
Example:
Comments:
none
=cut
#-----------------------------------------------------------------------------
sub getcloudres
{
my $cloudinfo_hash = shift;
my $node = shift;
my $clients = shift;
my $cloudres;
my $cloudlist;
my $repos;
if( @$clients == 0 ) {
#This should not be a chef-server, and it's a chef-client
if( defined($cloudinfo_hash) && defined($cloudinfo_hash->{$node}) ) {
my $cloud=$cloudinfo_hash->{$node}->{cloud};
my $pubinterface=$cloudinfo_hash->{$cloud}->{pubinterface};
$cloudres="PUBINTERFACE='$pubinterface'\nexport PUBINTERFACE\n";
}
return $cloudres;
}
foreach my $client (@$clients) {
my $cloud;
if( defined($cloudinfo_hash) && defined($cloudinfo_hash->{$client}) ) {
$cloud = $cloudinfo_hash->{$client}->{cloud};
}
#$cloudres .= "hput $client cloud $cloud\n";
$cloudres .= "HASH".$client."cloud='$cloud'\nexport HASH".$client."cloud\n";
if ( $cloudlist !~ $cloud ) {
$cloudlist .="$cloud,";
}
my $t = $cloudinfo_hash->{$cloud}->{repository};
if( !defined($repos) ) {
$repos = $t;
}
if( defined($repos) && ( $repos != $t && "$repos/" != $t && $repos != "$t/" ) ) {
xCAT::MsgUtils->message("E", "Two cloud repositories: $repos and $t.\n There should be only one cloud repository one ont chef-server.");
return undef;
}
}
chop $cloudlist;
$cloudres = "REPOSITORY='$repos'\nexport REPOSITORY\nCLOUDLIST='$cloudlist'\nexport CLOUDLIST\n$cloudres";
return $cloudres;
}
1;