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	git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@4654 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
		
			
				
	
	
		
			121 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Perl
		
	
	
	
	
	
			
		
		
	
	
			121 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Perl
		
	
	
	
	
	
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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#-------------------------------------------------------
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=head1
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  xCAT plugin package to handle xCATWorld
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   Supported command:
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         xCATWorld->xCATWorld
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=cut
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#-------------------------------------------------------
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package xCAT_plugin::xCATWorld;
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use Sys::Hostname;
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use xCAT::Table;
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use xCAT::Utils;
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use xCAT::MsgUtils;
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use Getopt::Long;
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1;
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#-------------------------------------------------------
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=head3  handled_commands
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Return list of commands handled by this plugin
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=cut
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#-------------------------------------------------------
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sub handled_commands
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{
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    return {xCATWorld => "xCATWorld"};
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}
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#-------------------------------------------------------
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=head3  preprocess_request
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  Check and setup for hierarchy 
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=cut
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#-------------------------------------------------------
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sub preprocess_request
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{
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    my $req = shift;
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    my $callback  = shift;
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    my %sn;
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    #if already preprocessed, go straight to request
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    if (($req->{_xcatpreprocessed}) and ($req->{_xcatpreprocessed}->[0] == 1) ) { return [$req]; }
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    my $nodes    = $req->{node};
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    my $service  = "xcat";
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    # find service nodes for requested nodes
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    # build an individual request for each service node
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    if ($nodes) {
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     $sn = xCAT::Utils->get_ServiceNode($nodes, $service, "MN");
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      # build each request for each service node
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      foreach my $snkey (keys %$sn)
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      {
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	my $n=$sn->{$snkey};
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	print "snkey=$snkey, nodes=@$n\n";
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            my $reqcopy = {%$req};
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            $reqcopy->{node} = $sn->{$snkey};
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            $reqcopy->{'_xcatdest'} = $snkey;
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            $reqcopy->{_xcatpreprocessed}->[0] = 1;
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            push @requests, $reqcopy;
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      }
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      return \@requests;
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    } else { # input error
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       my %rsp;
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       $rsp->{data}->[0] = "Input noderange missing. Useage: xCATWorld <noderange> \n";
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      xCAT::MsgUtils->message("I", $rsp, $callback, 0);
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      return 1;
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    }
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}
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#-------------------------------------------------------
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=head3  process_request
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  Process the command
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=cut
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#-------------------------------------------------------
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sub process_request
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{
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    my $request  = shift;
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    my $callback = shift;
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    my $nodes    = $request->{node};
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    my $command  = $request->{command}->[0];
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    my $args     = $request->{arg};
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    my $envs     = $request->{env};
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    my %rsp;
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    my $i = 1;
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    my @nodes=@$nodes; 
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    # do your processing here
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    # return info
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    my $host=hostname();
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    $rsp->{data}->[0] = "Hello World from $host! I can process the following nodes:";
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    xCAT::MsgUtils->message("I", $rsp, $callback, 0);
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    foreach $node (@nodes)
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    {
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        $rsp->{data}->[$i] = "$node";
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        $i++;
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    }
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    xCAT::MsgUtils->message("I", $rsp, $callback, 0);
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    return;
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}
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