implement the swapnodes command for FIP
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@9144 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
This commit is contained in:
jjhua
483
xCAT-server/lib/xcat/plugins/FIP.pm
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483
xCAT-server/lib/xcat/plugins/FIP.pm
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@@ -0,0 +1,483 @@
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#!/usr/bin/env perl -w
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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#####################################################
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#
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# xCAT plugin package to handle commands that manage the xCAT object
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# definitions
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#
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#####################################################
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package xCAT_plugin::FIP;
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use lib ("/opt/xcat/lib/perl");
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use Data::Dumper;
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use Getopt::Long;
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use xCAT::MsgUtils;
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use strict;
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# options can be bundled up like -vV
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Getopt::Long::Configure("bundling");
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$Getopt::Long::ignorecase = 0;
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#----------------------------------------------------------------------------
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=head3 handled_commands
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Return a 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 {
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swapnodes => "FIP"
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};
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}
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##########################################################################
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# Pre-process request from xCat daemon. Send the request to the the service
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# nodes of the HCPs.
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##########################################################################
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sub preprocess_request {
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my $req = shift;
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#if ($req->{_xcatdest}) { return [$req]; } #exit if preprocessed
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if ($req->{_xcatpreprocessed}->[0] == 1 ) { return [$req]; }
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my $callback = shift;
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my $subreq = shift;
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my @requests;
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# process the command line
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my $rc = &parse_args($req);
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if ($rc != 0)
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{
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&swapnodes_usage($callback);
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return -1;
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}
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#####################################
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# Parse arguments
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#####################################
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#my $opt = parse_args( $req, $callback);
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#if ( ref($opt) eq 'ARRAY' )
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#{
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# send_msg( $req, 1, @$opt );
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# delete($req->{callback}); # if not, it will cause an error -- "Can't encode a value of type: CODE" in hierairchy.
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# return(1);
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#}
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#delete($req->{callback}); # remove 'callback' => sub { "DUMMY" } in hierairchy.
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#$req->{opt} = $opt;
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#if ( exists( $req->{opt}->{V} )) {
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# $req->{verbose} = 1;
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#}
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my $opt = $req->{opt};
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my $current_node = $opt->{c};
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my $fip_node = $opt->{f};
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my @ppcattribs = ('hcp', 'id', 'pprofile', 'parent', 'supernode', 'comments', 'disable');
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my $ppctab = xCAT::Table->new( 'ppc', -create=>1, -autocommit=>0);
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unless ($ppctab ) {
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my $rsp->{data}->[0] = "Cannot open ppc table";
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xCAT::MsgUtils->message("E", $rsp, $callback);
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return 1;
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}
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my ($current_ppc_ent) = $ppctab->getAttribs({ node=>$current_node},@ppcattribs);
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my ($fip_ppc_ent) = $ppctab->getAttribs({ node=>$fip_node},@ppcattribs);
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my @current_attrs;
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my @fip_attrs;
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if( $current_ppc_ent->{'parent'} ne $fip_ppc_ent->{'parent'} ) {
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my $reqcopy = {%$req};
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push @requests, $reqcopy;
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return \@requests;
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} else {
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if($current_ppc_ent->{'hcp'} ne $fip_ppc_ent->{'hcp'} ) {
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$callback->({data=>["The two nodes are on the same CEC, but don't have the same hcp"]});
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$req = {};
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return;
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}
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# find service nodes for the HCPs
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# build an individual request for each service node
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my $service = "xcat";
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my @hcps=[$current_ppc_ent->{'hcp'}];
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my $sn = xCAT::Utils->get_ServiceNode(\@hcps, $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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#$callback->({data=>["The service node $snkey "]});
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my $reqcopy = {%$req};
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$reqcopy->{'_xcatdest'} = $snkey;
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$reqcopy->{_xcatpreprocessed}->[0] = 1;
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#my $hcps1=$sn->{$snkey};
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#my @nodes=();
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#foreach (@$hcps1) {
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# push @nodes, @{$hcp_hash{$_}{nodes}};
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#}
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#@nodes = sort @nodes;
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#my %hash = map{$_=>1} @nodes; #remove the repeated node for multiple hardware control points
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#@nodes =keys %hash;
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#$reqcopy->{node} = \@nodes;
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#print "nodes=@nodes\n";
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push @requests, $reqcopy;
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}
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}
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#print Dumper(\@requests);
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return \@requests;
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}
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#----------------------------------------------------------------------------
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=head3 process_request
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Check for xCAT command and call the appropriate subroutine.
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Arguments:
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Returns:
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0 - OK
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1 - error
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Globals:
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Error:
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Example:
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Comments:
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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 $ret;
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my $msg;
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my $command = $request->{command}->[0];
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my $args = $request->{arg};
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my $filedata = $request->{stdin}->[0];
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# figure out which cmd and call the subroutine to process
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if ($command eq "swapnodes")
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{
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($ret, $msg) = &swapnodes($request, $callback, $args);
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}
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my $rsp;
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if ($msg)
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{
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$rsp->{data}->[0] = $msg;
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$callback->($rsp);
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}
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if ($ret > 0) {
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$rsp->{errorcode}->[0] = $ret;
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}
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}
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#----------------------------------------------------------------------------
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=head3 processArgs
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Process the command line. Covers all four commands.
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Also - Process any input files provided on cmd line.
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Arguments:
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Returns:
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0 - OK
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1 - just print usage
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2 - error
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Globals:
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Error:
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Example:
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Comments:
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=cut
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#-----------------------------------------------------------------------------
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sub parse_args
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{
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my $request = shift;
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my $args = $request->{arg};
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my $gotattrs = 0;
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my %opt =();
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if (defined(@{$args})) {
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@ARGV = @{$args};
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} else {
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return 2;
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}
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if (scalar(@ARGV) <= 0) {
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return 2;
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}
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# parse the options - include any option from all 4 cmds
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Getopt::Long::Configure("no_pass_through");
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if ( !GetOptions( \%opt, qw(h|help v|version V|verbose c=s f=s ) )) {
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return 2;
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}
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if ( exists( $opt{v} )) {
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return( \$::VERSION );
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}
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if ( exists( $opt{h}) || $opt{help}) {
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return 2;
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}
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if ( (!exists( $opt{c})) ||(!exists( $opt{f})) ) {
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return 2;
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}
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$request->{opt} = \%opt;
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return 0;
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}
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#----------------------------------------------------------------------------
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=head3 swapnodes
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Support for the xCAT chdef command.
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Arguments:
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Returns:
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0 - OK
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1 - error
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Globals:
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Error:
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Example:
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Comments:
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=cut
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#-----------------------------------------------------------------------------
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sub swapnodes
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{
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my $request = shift;
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my $callback = shift;
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my $args = shift;
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my $Rc = 0;
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my $error = 0;
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my $rsp;
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my $action;
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my $values;
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my $vals;
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my $opt = $request->{opt};
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#print Dumper($opt);
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my $current_node = $opt->{c};
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my $fip_node = $opt->{f};
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#check the current_node and fip_node state, they should be in Not Activated state
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# get the ppc attributes for the two nodes
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#swap
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#update it
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my @ppcattribs = ('hcp', 'id', 'pprofile', 'parent', 'supernode', 'comments', 'disable');
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my $ppctab = xCAT::Table->new( 'ppc', -create=>1, -autocommit=>0);
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unless ($ppctab ) {
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$rsp->{data}->[0] = "Cannot open ppc table";
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xCAT::MsgUtils->message("E", $rsp, $callback);
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return 1;
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}
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my ($current_ppc_ent) = $ppctab->getAttribs({ node=>$current_node},@ppcattribs);
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my ($fip_ppc_ent) = $ppctab->getAttribs({ node=>$fip_node},@ppcattribs);
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my @current_attrs;
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my @fip_attrs;
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my $cec;
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if( $current_ppc_ent->{'parent'} eq $fip_ppc_ent->{'parent'} ) {
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#the attributes of the current LPAR will be used for fsp_api_action
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push @current_attrs, $current_ppc_ent->{'id'};
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push @current_attrs, "0";
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push @current_attrs, $current_ppc_ent->{'parent'};
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push @current_attrs, $current_ppc_ent->{'hcp'};
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push @current_attrs, "lpar";
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push @current_attrs, "0";
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#the attributes of the current LPAR will be used for fsp_api_action
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push @fip_attrs, $fip_ppc_ent->{'id'};
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push @fip_attrs, "0";
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push @fip_attrs, $fip_ppc_ent->{'parent'};
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push @fip_attrs, $fip_ppc_ent->{'hcp'};
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push @fip_attrs, "lpar";
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push @fip_attrs, "0";
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#For the LPARs on the same CEC, we should swap the nodes' attributes and then assign the IO which are assigned to the current LPAR to the FIP LPAR.
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$cec = $current_ppc_ent->{'parent'};
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my $type = "lpar";
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$action = "all_lpars_state";
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my $values = xCAT::FSPUtils::fsp_state_action ($cec, $type, $action);
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my $Rc = shift(@$values);
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if ( $Rc != 0 ) {
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$rsp->{data}->[0] = $$values[0];
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xCAT::MsgUtils->message("E", $rsp, $callback);
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return -1;
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}
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foreach ( @$values ) {
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my ($state,$lparid) = split /,/;
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if( $lparid eq $current_ppc_ent->{'id'}) {
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if($state ne "Not Activated") {
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$rsp->{data}->[0] = "The two LPARs in one same CEC. Please make sure the two LPARs are in Not Activated state before swapping their location information";
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xCAT::MsgUtils->message("E", $rsp, $callback);
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return -1;
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}
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}
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if( $lparid eq $fip_ppc_ent->{'id'}) {
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if($state ne "Not Activated") {
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$rsp->{data}->[0] = "The two LPARs in one same CEC. Please make sure the two LPARs are in Not Activated state before swapping their location information";
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xCAT::MsgUtils->message("E", $rsp, $callback);
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return -1;
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}
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}
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}
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}
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my %keyhash = ();
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# swap the current ent and the fip ent
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$keyhash{'node'} = $current_node;
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$ppctab->setAttribs( \%keyhash,$fip_ppc_ent );
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$keyhash{'node'} = $fip_node;
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$ppctab->setAttribs( \%keyhash,$current_ppc_ent );
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$ppctab->commit;
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$ppctab->close();
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#set the variables to be empty
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#$current_ent = ();
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#$fip_ent = ();
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%keyhash =();
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# get the nodepos attributes for the two nodes
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#swap
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#update it
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my @nodeposattribs =('rack','u','chassis','slot','room','comments','disable');
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my $nodepostab = xCAT::Table->new( 'nodepos', -create=>1, -autocommit=>0);
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unless ($nodepostab ) {
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$rsp->{data}->[0] = "Cannot open nodepos table";
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xCAT::MsgUtils->message("E", $rsp, $callback);
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return 1;
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}
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my $current_ent = $nodepostab->getAttribs({ node=>$current_node},@nodeposattribs);
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my $fip_ent = $nodepostab->getAttribs({ node=>$fip_node},@nodeposattribs);
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# swap the current ent and the fip ent
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$keyhash{'node'} = $current_node;
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$nodepostab->setAttribs( \%keyhash,$fip_ent );
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$keyhash{'node'} = $fip_node;
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$nodepostab->setAttribs( \%keyhash,$current_ent );
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$nodepostab->commit;
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$nodepostab->close();
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# get the slots information from fsp, swap them, and then assign them to the others.
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#....
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if( $current_ppc_ent->{'parent'} eq $fip_ppc_ent->{'parent'} ) {
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$action = "get_io_slot_info";
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$values = xCAT::FSPUtils::fsp_api_action ($cec, \@current_attrs, $action);
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#$Rc = shift(@$values);
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$Rc = pop(@$values);
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if ( $Rc != 0 ) {
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$rsp->{data}->[0] = $$values[1];
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xCAT::MsgUtils->message("E", $rsp, $callback);
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return 1;
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}
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$action = "set_io_slot_owner";
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my $tooltype = 0;
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my @data = split(/\n/, $$values[1]);
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foreach my $v (@data) {
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my ($lpar_id, $busid, $location, $drc_index, $owner_type, $owner, $descr) = split(/,/, $v);
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if( $lpar_id eq $current_ppc_ent->{'id'} ) {
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$vals = xCAT::FSPUtils::fsp_api_action ($fip_node, \@fip_attrs, $action, $tooltype, $drc_index);
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$Rc = pop(@$vals);
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if ( $Rc != 0 ) {
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$rsp->{data}->[0] = $$vals[1];
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xCAT::MsgUtils->message("E", $rsp, $callback);
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return -1;
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}
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}
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}
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}
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return ;
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}
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#----------------------------------------------------------------------------
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=head3 swapnodes_usage
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Arguments:
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Returns:
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Globals:
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Error:
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Example:
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Comments:
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=cut
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#-----------------------------------------------------------------------------
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sub swapnodes_usage
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{
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my $callback = shift;
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my $rsp;
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$rsp->{data}->[0] =
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"\nUsage: swapnodes - swap the location info in the db between 2 nodes. If swapping within a cec, it will assign the IO adapters that were assigned to the defective node to the available node\n";
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$rsp->{data}->[1] = " swapnodes [-h | --help ] \n";
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$rsp->{data}->[2] = " swapnodes -c current_node -f fip_node";
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xCAT::MsgUtils->message("I", $rsp, $callback);
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return 0;
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}
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1;
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