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#!/usr/bin/env perl
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
#
#####################################################
#
# This script will read the CSM database and build
# xCAT stanza files to be input into an xCAT database
# using the chdef command
# example node.stanza | chdef -z
#
#####################################################
use strict;
use warnings;
use Getopt::Long;
use Data::Dumper;
my $needhelp = 0;
my $directory = "/tmp/csm2xcat";
if (
!GetOptions("help" => \$needhelp,
"dir=s" => \$directory,)
)
{
&usage;
exit 1;
}
if ($needhelp)
{
&usage;
exit 0;
}
#Create the users choice directory
mkdir $directory unless -d $directory;
# create a log
open(LOG, ">$directory/conversion.log")
or die "Can't open logfile for writing: $!";
&log_this("Conversion started at " . scalar(localtime()));
# build the stanza files for the site table
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# rsh/rcp attribute not longer supported. Leave logic here
# incase we decide there are other attribute needed
#&getSiteinfo;
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# build the stanza files for the node
&getNodeinfo;
# build the stanza files for the devices
&getDevinfo;
log_this("Conversion finished at " . scalar(localtime()));
print
"Conversion finished, please carefully review $directory/conversion.log and check results in the $directory stanza files before using chdef -z to update the database!\n";
close(LOG);
exit 0;
# end main
#
# logger
#
sub log_this
{
print LOG join('', @_), "\n";
}
#
# write to stanza files
#
sub write_stanza
{
print STANZA @_;
}
#
# runs csmconfig or uses the csmconfig.output file
# and builds site table stanza file
#
sub getSiteinfo
{
log_this("Reading Site information\n");
print "Running csmconfg to read site info!\n";
# open the site stanza file
my $stanzafile = "$directory/site.stanza";
open(STANZA, ">$stanzafile")
or die "Can't open $stanzafile for writing: $!";
write_stanza("# <xCAT data object stanza file>\n\n");
write_stanza("clustersite:\n");
write_stanza(" objtype=site\n");
my @results;
my $cmd;
# use of file is for debug
my $csmconfiginfofile = "$directory/csmconfigdebug.output";
if (-e $csmconfiginfofile)
{ # use the imported file
$cmd = "cat $csmconfiginfofile";
log_this("Reading $csmconfiginfofile information\n");
@results = runcmd($cmd);
}
else
{ # run the command
$cmd = "/opt/csm/bin/csmconfig";
@results = runcmd($cmd);
}
if ($::RUNCMD_RC != 0)
{
my $msg = "Error processing csmconfig information\n";
log_this($msg);
print "$msg";
close(STANZA);
return;
}
foreach my $line (@results)
{
my $xcatline;
$line =~ s/\s*//g; #remove extra blanks
my ($attr, $value) = split(/=/, $line);
if ($attr eq "RemoteShell")
{
if ($value)
{
$xcatline = " rsh=";
$xcatline .= "$value\n";
}
}
if ($attr eq "RemoteCopyCmd")
{
if ($value)
{
$xcatline = " rcp=";
$xcatline .= "$value\n";
}
}
if ($xcatline)
{
write_stanza($xcatline);
}
}
close(STANZA);
return 0;
}
#
# runs lsnodes -l and build node stanza file
#
sub getNodeinfo
{
# open the node stanza file
my $stanzafile = "$directory/node.stanza";
open(STANZA, ">$stanzafile")
or die "Can't open $stanzafile for writing: $!";
write_stanza("# <xCAT data object stanza file\n");
log_this("Reading Node information\n");
print "Running lsnode -l for node info!\n";
my $OS = "";
my $GRP = "";
my $ARCH = "";
my $DISTNAME = "";
my @results;
my $cmd;
my $lsnodefile = "$directory/lsnodedebug.output";
# use of file is for debug
if (-e $lsnodefile)
{ # use the imported file
log_this("Reading $lsnodefile information\n");
$cmd = "cat $lsnodefile";
@results = runcmd($cmd);
}
else
{ # run the command
$cmd = "/opt/csm/bin/lsnode -l";
@results = runcmd($cmd);
}
if ($::RUNCMD_RC != 0)
{
my $msg = "Error processing lsnode information\n";
log_this($msg);
print "$msg";
close(STANZA);
return;
}
#
# build hash of lsnode info
#
my $output = buildNodehash(\@results);
my %nodehash = %$output;
my %attrhash;
my $nodename;
my $attributes;
# my $test = $nodehash{"c55n03.ppd.pok.ibm.com"}{"PowerStatus"};
while (($nodename, $attributes) = each %nodehash)
{
#
# build commonly needed attributes
#
%attrhash = %$attributes;
# get osname, distribution name for later
$OS = $attrhash{"InstallOSName"};
my $tmpname = $attrhash{"InstallDistributionName"};
$DISTNAME = lc($tmpname);
my $pkgarch = $attrhash{"InstallPkgArchitecture"};
if ($pkgarch)
{
if ($OS eq "LINUX")
{
$ARCH = $pkgarch; # save arch
}
else
{ #AIX
$ARCH = "ppc64";
}
}
#
# first process the nodename
#
my $value;
my $xcatline;
my $attr;
my $grplist = get_groups($nodename);
if (!(grep /compute/, $grplist))
{
$grplist .= ",compute";
}
if (!(grep /all/, $grplist))
{
$grplist .= ",all";
}
$GRP = $grplist; # save for setting up other tables
my $shortnodename = get_shortname($nodename);
$xcatline = "$shortnodename:\n"; # write node name
$xcatline .= " objtype=node\n";
if ($grplist)
{
$xcatline .= " groups=$grplist\n";
$xcatline .= " profile=compute\n";
}
$xcatline .= " status=defined\n";
if ($xcatline)
{
write_stanza($xcatline);
$xcatline = "";
}
#now process all the attributes associated with the nodename
#my $test = $attrhash{"InstallServer"};
#my $test1 = $attrhash{"Mode"};
while (($attr, $value) = each %$attributes)
{
if ($attr eq "InstallServer")
{
if ($value)
{
$xcatline = " xcatmaster=$value\n";
$xcatline .= " servicenode=$value\n";
}
}
if ($attr eq "ManagementServer")
{
my $installserver = $attrhash{"InstallServer"};
if ($installserver eq "") # if no install server, use MN
{
if ($value)
{
$xcatline = " xcatmaster=$value\n";
}
}
}
if ($attr eq "InstallOSName")
{
if ($value)
{
if ($value eq "AIX")
{
$xcatline = " os=$value\n";
$xcatline .= " arch=ppc64\n";
}
}
}
if ($attr eq "InstallDistributionVersion")
{
if ( $value
&& $DISTNAME) # put together DistributeName and Version
{
$xcatline = " os=$DISTNAME";
$xcatline .= "$value\n";
}
}
if ($attr eq "InstallPkgArchitecture") # filled in for Linux
{
if ($value)
{
if ($OS eq "LINUX")
{
$xcatline = " arch=$value\n";
if ($value =~ /86/)
{
$xcatline .= " netboot=pxe\n";
}
if ($value =~ /ppc/)
{
$xcatline .= " netboot=yaboot\n";
}
}
}
}
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if ($attr eq "HWControlPoint")
{
if ($value)
{
$xcatline = " hcp=$value\n";
}
}
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if ($attr eq "LParID")
{
if ($ARCH =~ /ppc/)
{
if ($value)
{ # this is an LPAR
$xcatline = " id=$value\n";
$xcatline .= " nodetype=lpar\n";
}
}
}
if ($attr eq "ConsoleMethod")
{
if ($value)
{
$xcatline = " cons=$value\n";
}
}
if ($attr eq "ConsolePortNum")
{
if ($value)
{
$xcatline = " termport=$value\n";
}
}
if ($attr eq "PowerMethod")
{
if ($value)
{
if ($value eq "xseries")
{
$value = "ipmi";
}
$xcatline = " power=$value\n";
$xcatline .= " mgt=$value\n";
}
}
if ($attr eq "InstallAdapterMacaddr")
{
if ($value)
{
$xcatline = " mac=$value\n";
}
}
if ($attr eq "HWSerialNum")
{
if ($value)
{
$xcatline = " serial=$value\n";
}
}
if ($attr eq "ConsoleSerialSpeed")
{
if ($value)
{
$xcatline = " serialspeed=$value\n";
$xcatline .= " serialflow=hard\n"; # hardcoded
}
}
if ($attr eq "ConsoleSerialDevice")
{
if ($value)
{
$xcatline = " serialport=$value\n";
}
}
if ($attr eq "ConsoleServerName")
{
if ($value)
{
$xcatline = " termserver=$value\n";
}
}
if ($xcatline)
{
write_stanza($xcatline);
$xcatline = "";
}
}
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$xcatline = "\n";
write_stanza($xcatline);
$xcatline = "";
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}
close(STANZA);
return 0;
}
#
# runs lshwdev -l stanza file and builds node stanza file for xCAT
#
sub getDevinfo
{
# open the node stanza file
my $stanzafile = "$directory/device.stanza";
open(STANZA, ">$stanzafile")
or die "Can't open $stanzafile for writing: $!";
write_stanza("# <xCAT data object stanza file\n");
log_this("Reading Device information\n");
print "Running lshwdev -l for device info!\n";
my $MN;
my $OS;
my $hwmodel;
my @results;
my $cmd;
my $HWMODEL = "";
# use of file is for debug
my $lshwdevfile = "$directory/lshwdevdebug.output";
if (-e $lshwdevfile)
{ # use the imported file
log_this("Reading $lshwdevfile information\n");
$cmd = "cat $lshwdevfile";
@results = runcmd($cmd);
}
else
{ # run the command
$cmd = "/opt/csm/bin/lshwdev -l";
@results = runcmd($cmd);
}
if ($::RUNCMD_RC != 0)
{
my $msg = "Error processing lshwdev information\n";
log_this($msg);
print "$msg";
close(STANZA);
return;
}
#
# build hash of lshwdev info
#
my $output = buildNodehash(\@results);
my %nodehash = %$output;
my %attrhash;
my $nodename;
my $attributes;
while (($nodename, $attributes) = each %nodehash)
{
#
# build commonly needed attributes
#
%attrhash = %$attributes;
$HWMODEL = $attrhash{"HWModel"};
#
# first process the devicename
#
my $value;
my $xcatline;
my $attr;
my $grplist = get_dev_groups($nodename);
my $shortnodename = get_shortname($nodename);
$xcatline = "$shortnodename:\n"; # write node name
$xcatline .= " objtype=node\n";
if ($grplist)
{
$xcatline .= " groups=$grplist\n";
}
$xcatline .= " status=defined\n";
if ($xcatline)
{
write_stanza($xcatline);
$xcatline = "";
}
#now process all the attributes associated with the device
while (($attr, $value) = each %$attributes)
{
if ($attr eq "DeviceType")
{
if ($value)
{
my $lcvalue = lc($value);
$xcatline = " nodetype=$lcvalue\n";
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if ($lcvalue eq "hmc") {
$xcatline .= " mgt=$lcvalue\n";
}
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}
}
if ($attr eq "HWType") # put Model and type together
{
if ($value)
{
$xcatline = " mtm=$HWMODEL";
$xcatline .= "-";
$xcatline .= "$value\n";
}
}
if ($attr eq "HWSerialNum")
{
if ($value)
{
$xcatline = " serial=$value\n";
}
}
if ($attr eq "PhysicalLocation")
{
if ($value)
{
$xcatline = " room=$value\n";
}
}
if ($attr eq "Macaddr")
{
if ($value)
{
$xcatline = " mac=$value\n";
}
}
if ($xcatline)
{
write_stanza($xcatline);
$xcatline = "";
}
}
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$xcatline = "\n";
write_stanza($xcatline);
$xcatline = "";
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}
close(STANZA);
return 0;
}
#
# change to short hostname for xCAT
# if ip address, just return it
#
sub get_shortname
{
my $hostname = shift();
# if not ip address
if ($hostname !~ /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/)
{
my @shorthost = split(/\./, $hostname);
return $shorthost[0];
}
else
{ # return ip address
return $hostname;
}
}
#
# get list of groups for input hostname
#
sub get_groups
{
my $hostname = shift();
my $grouplist;
my @results;
my $cmd;
# use of file is for debug
my $groupfile = "$directory/nodegrpdebug.output";
if (-e $groupfile)
{ # use the imported file
$cmd = "cat $groupfile";
@results = runcmd($cmd);
}
else
{ # run the command
$cmd = "/opt/csm/bin/nodegrp -s $hostname";
@results = runcmd($cmd);
}
foreach my $line (@results)
{
$grouplist .= $line;
$grouplist .= ",";
}
chop $grouplist; # get rid of last comma
return $grouplist;
}
#
# get list of groups for input device
#
sub get_dev_groups
{
my $devname = shift();
my $grouplist;
my $cmd;
my @results;
my $hwgroupfile = "$directory/hwdevgrpdebug.output";
if (-e $hwgroupfile)
{ # use the imported file
$cmd = "cat $hwgroupfile";
@results = runcmd($cmd);
}
else
{ # run the command
$cmd = "/opt/csm/bin/hwdevgrp -s $devname";
@results = runcmd($cmd);
}
foreach my $line (@results)
{
$grouplist .= $line;
$grouplist .= ",";
}
chop $grouplist; # get rid of last comma
return $grouplist;
}
#
# build node hash. Build a hash of hashes, each entry
# nodex=> {
# attribute=>value
# attribute=>value
# .
#
#
sub buildNodehash
{
my ($info) = @_;
my @nodeinfo = @$info;
my %nodehash;
my $nodename;
foreach my $line (@nodeinfo)
{
$line =~ s/\s*//g; #remove extra blanks
my ($attr, $value) = split(/=/, $line);
if (($attr eq "Hostname") || ($attr eq "Name"))
{
$nodename = $value; # set the hash key
}
else
{ # all other lines are part of hash
$nodehash{$nodename}{$attr} = $value;
}
}
return \%nodehash;
}
#
# runs the input command and handles the errors. Returns the output
#
sub runcmd
{
my ($cmd) = @_;
my $rc = 0;
$::RUNCMD_RC = 0;
my $outref = [];
@$outref = `$cmd`;
if ($?)
{
$rc = $? ;
$::RUNCMD_RC = $rc;
if ($rc > 0)
{
my $msg = "$cmd returned rc=$rc @$outref\n";
log_this($msg);
print "$msg";
}
}
chomp(@$outref);
return @$outref;
}
sub usage
{
print "CSM database to xCAT stanza files migration utility.\n";
print
"Reads the CSM database and creates xCAT stanza files that \ncan be imported using the chdef command into the xCAT database.\n";
print "Usage:\n";
print "\t--help - usage\n";
print
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"\t--dir - output directory for stanza files.\n Default is /tmp/csm2xcat.\n";
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print "\n";
return;
}
