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xcat-core/xCAT/postscripts/xcataixpost
wuzhy 4e780ead9b add the more addional log information to postscripts 
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@5680 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
2010-04-06 08:17:04 +00:00

468 lines
14 KiB
Perl
Executable File
Raw Blame History

#!/usr/bin/env perl -w
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
#####################################################
#
# xCAT post script for AIX nodes
#
# This script is run from the /etc/inittab file on both
# diskless and diskfull AIX nodes
#
# It is also run by the updatenode cmd ( -c 1)
# moncfg command (-c 3)
#
#####################################################
# if AIX - make sure we include perl 5.8.2 in INC path.
# Needed to find perl dependencies shipped in deps tarball.
my $osname = $^0;
`logger -t xcat $osname`;
if ($^O =~ /^aix/i) {
use lib "/usr/opt/perl5/lib/5.8.2/aix-thread-multi";
use lib "/usr/opt/perl5/lib/5.8.2";
use lib "/usr/opt/perl5/lib/site_perl/5.8.2/aix-thread-multi";
use lib "/usr/opt/perl5/lib/site_perl/5.8.2";
}
use File::Path;
use IO::Socket;
my $useSocketSSL=eval { require IO::Socket::SSL; };
use Getopt::Long;
use XML::Simple;
sleep int(rand(10));
# since we don't have syslog set up yet we'll
# just save msgs in a local log file
$logdir = "/var/log/xcat";
if (!-d $logdir) {
mkpath($logdir);
}
$::sdate = `/bin/date`;
chomp $::sdate;
my $logfile = $logdir . "/xcat.log";
`logger -t xcat $logfile`;
# this log should not contain much so it might be ok to let it grow?
# at least we'll have the errors preserved
open(LOGFILE,">>",$logfile);
$::LOG_FILE = \*LOGFILE;
unless ($useSocketSSL) {
print "$::sdate xcataixpost: Error: cannot load necessary library IO::Socket::SSL.\n";
print $::LOG_FILE "$::sdate xcataixpost: Error: cannot load necessary library IO::Socket::SSL.\n";
exit 1;
}
#
# Process the command line...
#
# the -c means redo the copy of scripts from the server
Getopt::Long::Configure("no_pass_through");
$Getopt::Long::ignorecase = 0;
if (!GetOptions('copy|c' => \$::opt_c, 'm=s' => \$::opt_m, 'M=s' => \$::opt_M))
{ # Gather options
exit 1;
}
# get hostname
$::shorthost = `hostname -s`;
chomp $::shorthost;
my $foundxcatinfo=0;
my $servnode;
# create new xcatinfo file if -M value is provided
if ($::opt_M) {
if(-f "/etc/xcatinfo") {
# backup the old file - or remove ???
my $cpcmd = "cp /etc/xcatinfo /etc/xcatinfo.orig 2>/dev/null";
if (&runcmd($cpcmd) != 0) {
print "$::sdate xcataixpost: Could not copy /etc/xcatinfo file.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not copy /etc/xcatinfo file.\n";
}
}
# put the new server in the file
my $xcatinfo="/etc/xcatinfo";
open(XCATINFO,">",$xcatinfo);
print XCATINFO "XCATSERVER=$::opt_M\n";
close(XCATINFO);
}
if (-f "/etc/xcatinfo") {
# if this file exists assume it has the correct server name
my $cmd = "cat /etc/xcatinfo | grep 'XCATSERVER'";
&runcmd($cmd);
my $SNline = $::outref;
my $junk;
($junk, $servnode) = split(/=/, $SNline);
chomp $servnode;
$servnode =~ s/^\s*//;
if ($servnode) {
$foundxcatinfo=1;
}
}
if (!$foundxcatinfo) {
# get the name of my service node (NIM master) from the /etc/niminfo file
if (-f "/etc/niminfo") {
$cmd = "cat /etc/niminfo | grep 'NIM_MASTER_HOSTNAME'";
&runcmd($cmd);
my $SNline = $::outref;
my $junk;
($junk, $servnode) = split(/=/, $SNline);
if ($servnode) {
chomp $servnode;
$servnode =~ s/^\s*//;
# save the servnode from niminfo in xcatinfo
my $xcatinfo="/etc/xcatinfo";
open(XCATINFO,">",$xcatinfo);
print XCATINFO "XCATSERVER=$servnode\n";
close(XCATINFO);
}
} else {
print "$::sdate xcataixpost: Could not find /etc/niminfo file.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not find /etc/niminfo file.\n";
}
}
# do ping test on server and use -m value if provides
my $pcmd = "ping -c 2 -w 2 $servnode";
if (&runcmd($pcmd) != 0) {
$servnode = "";
if ($::opt_m) {
chomp $::opt_m;
$servnode = $::opt_m;
}
}
unless ($servnode) {
print "$::sdate xcataixpost: Could not determine server name.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not determine server name.\n";
exit 0;
}
# if the /xcatpost dir has not been populated or the -c option is
# specified then do the mount and copy of /install/postscripts
if ( !(-f "/xcatpost/xcataixpost") || $::opt_c ) {
# create the xcatpost dir
my $cmd = "mkdir -p /xcatpost";
if (&runcmd($cmd) != 0) {
print "$::sdate xcataixpost: Could not make the /xcatpost directory.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not make the /xcatpost directory.\n";
}
# get the contents of the /install/postscripts dir on the server
# - mount dir from server and copy files
my $mcmd = "mkdir -p /xcatmnt; mount $servnode:/install/postscripts /xcatmnt";
if (&runcmd($mcmd) != 0) {
print "$::sdate xcataixpost: Could not mount /install/postscripts from $servnode.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not mount /install/postscripts from $servnode.\n";
}
my $cpcmd;
if ((@ARGV==0) || ($ARGV[0] != 2)) {
$cpcmd = "cp -p -R /xcatmnt/* /xcatpost 2>/dev/null";
} else {
# when argv[1]=2, there is only one postscript file,
# user wants only download it to save time
$cpcmd= "cp /xcatmnt/$ARGV[1] /xcatpost >/dev/null 2>&1";
}
if (&runcmd($cpcmd) != 0) {
# print "$::sdate xcataixpost: Could not copy postscripts to /xcatpost.\n";
# print $::LOG_FILE "$::sdate xcataixpost: Could not copy postscripts to /xcatpost.\n";
}
my $ucmd = "umount /xcatmnt; rmdir /xcatmnt";
if (&runcmd($ucmd) != 0) {
print "$::sdate xcataixpost: Could not unmount /install.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not unmount /install/postscripts.\n";
}
} # end recopy postscripts
# request the xCAT postscript for this particular node
$scriptname = "/xcatpost/myxcatpost_" . $::shorthost;
if (&getmypost != 0) {
print "$::sdate xcataixpost: Could not get the xCAT post script for this node.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not get the xCAT post script for this node.\n";
}
# make sure all are executable
my $chcmd = "chmod +x /xcatpost/*";
if (&runcmd($chcmd) != 0) {
print "$::sdate xcataixpost: Could not change /xcatpost file permissions.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not change /xcatpost file permissions.\n";
}
if (-f $scriptname) {
# set the timezone
my $cmd = "cat $scriptname | grep 'TIMEZONE='";
&runcmd($cmd);
my $TZline = $::outref;
my ($junk, $tz) = split(/=/, $TZline);
if ($tz) {
chomp $tz;
my $tzcmd = qq~/usr/bin/chtz $tz >/dev/null 2>&1~;
if (&runcmd($tzcmd) != 0) {
$msg = "$::sdate xcataixpost: Could not set timezone.\n";
`logger -t xcat $msg`;
} else {
&runcmd("export TZ=$tz");
}
}
}
# check & run the postscript
my $nodesetstat="standalone";
if (-f $scriptname)
{
# when called by the updatenode command,
# modify the UPDATENODE flag to 1
if (@ARGV > 0) {
if ($ARGV[0] == 1 || $ARGV[0] == 2) {
$TMP=`sed -e 's/UPDATENODE=0/UPDATENODE=1/g' $scriptname`;
`echo "$TMP" > $scriptname`;
} elsif ($ARGV[0] == 5) {
$TMP=`sed -e 's/UPDATENODE=0/UPDATENODE=1\\\nUPDATESECURITY=1\\\nexport UPDATESECURITY/g' $scriptname`;
`echo "$TMP" > $scriptname`;
}
}
if (@ARGV>1) {
my $scripts=$ARGV[1];
my $POSTS=join('\n', split(',', $scripts));
#print "scripts=$scripts\n";
#remove all the postbootscripts
my $PSTMP=`sed "/postbootscripts-start-here/,/postbootscripts-end-here/ d" $scriptname`;
`echo "$PSTMP" > $scriptname`;
#remove all the postscripts
my $TMP=`sed "/postscripts-start-here/,/postscripts-end-here/ d" $scriptname`;
`echo "$TMP" > $scriptname`;
`echo "# postscripts-start-here" >> $scriptname`;
#add requested postscripts in
`echo "$POSTS" | tr "," "\n" >> $scriptname`;
`echo "# postscripts-end-here" >> $scriptname`;
}
# use the run_ps subroutine to run the postscripts
my $TMP1=`sed "/postscripts-start-here/,/postscripts-end-here/ s/\\(.*\\)/run_ps \\1/;s/run_ps *#/#/;s/run_ps *\$//" $scriptname`;
`echo "$TMP1" > $scriptname`;
my $TMP2=`sed "/postbootscripts-start-here/,/postbootscripts-end-here/ s/\\(.*\\)/run_ps \\1/;s/run_ps *#/#/;s/run_ps *\$//" $scriptname`;
`echo "
# subroutine used to run postscripts
run_ps () {
if [[ -f \\\$1 ]]; then
echo \\"Running postscript: \\\$1\\"
print $::LOG_FILE "$::sdate xcataixpost: Running postscript: $1\n";
OUTPUT=\\\`./\\\$1 2>&1\\\`
if [[ -n \\\$OUTPUT ]]; then
echo \\"\\\$OUTPUT\\"
print $::LOG_FILE "$::sdate xcataixpost: output=$output\n";
fi
else
echo \\"Postscript \\\$1 does NOT exist.\\"
print $::LOG_FILE "$::sdate xcataixpost: $1 does NOT exist.\n";
fi
}
# subroutine end
" > $scriptname`;
`echo "$TMP2" >> $scriptname`;
$nodesetstat=`grep "NODESETSTATE=" $scriptname|awk -F \= '{print \$2}'`;
chomp($nodesetstat);
$ENV{PATH}="/xcatpost:$ENV{PATH}";
&runcmd("cd /xcatpost;$scriptname");
print $::outref;
print $::LOG_FILE "$::sdate xcataixpost: outref = $::outref\n";
} else {
print "$::sdate xcataixpost: Could not find post script for $::shorthost.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not find post script for $::shorthost.\n";
}
if (@ARGV<1) {
my $update=1;
if (-f $scriptname) {
my $CNS=`grep NODESTATUS= $scriptname`;
if ((!$?) && ($CNS =~ /\'0\'|\'N\'|\'n\'/)) { $update=0;} #only update is nonodestatus is not set in the site table
}
if ($update) {
if (&updateflag($nodesetstat) != 0) {
print "$::sdate xcataixpost: Failed to update the xCAT server.\n";
print $::LOG_FILE "$::sdate xcataixpost: Failed to update the xCAT server..\n";
}
}
} else {
#called by updatenode, infrom user it is done
print "returned from postscript";
print $::LOG_FILE "$::sdate xcataixpost: returned from postscript.\n";
}
if (-f $scriptname) {
# Set the local password - if provided
my $cmd = "cat $scriptname | grep 'ROOTPW='";
&runcmd($cmd);
my $PWline = $::outref;
my ($junk, $rpd) = split(/=/, $PWline);
if ($rpd) {
chomp $rpd;
my $pwcmd = qq~echo "root:$rpd" | /bin/chpasswd -c >/dev/null 2>&1~;
if (&runcmd($pwcmd) != 0) {
$msg = "$::sdate xcataixpost: Could not set password.\n";
`logger -t xcat $msg`;
}
}
}
# If this is a diskfull node then remove the xcat entry in the inittab file
$nodesetstat =~ s/'|"//g;
if ($nodesetstat eq 'standalone') {
# see if it is already there
my $lsicmd = "/usr/sbin/lsitab xcat > /dev/null 2>&1";
if (&runcmd($lsicmd) == 0) {
# ok - remove the entry
my $rmitab_cmd = 'rmitab "xcat" > /dev/null 2>&1';
if (&runcmd($rmitab_cmd) != 0) {
print "$::sdate xcataixpost: Could not remove xcataixpost from /etc/inittab.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not remove xcataixpost from /etc/inittab.\n";
}
}
}
close($::LOG_FILE);
exit 0;
#####################################################
#
# getmypost
# Get the xCAT post script info for this node
# and write it to a file
#
#####################################################
sub getmypost {
my $port = "3001";
# open a socket to request credentials
my $remote = IO::Socket::SSL->new(
PeerAddr => $servnode,
PeerPort => $port,
Proto => 'tcp',
);
unless ($remote) {
print "$::sdate xcataixpost: Cannot connect to host \'$servnode\'\n";
print $::LOG_FILE "$::sdate xcataixpost: Cannot connect to host \'$servnode\'\n";
return 1;
}
if (!open(POSTSCRIPT, ">$scriptname") ) {
print "$::sdate xcataixpost: Could not open $scriptname.\n";
print $::LOG_FILE "$::sdate xcataixpost: Could not open $scriptname.\n"
;
close $remote;
return 1;
}
# setup the perl library path for xcat-dep packages
# this is necessary for AIX 5.3V/61H and beyond
# but does not hurt old AIX versions
print POSTSCRIPT "PERL5LIB='/usr/opt/perl5/lib/5.8.2:/usr/opt/perl5/lib/5.8.2/aix-thread-multi:/usr/opt/perl5/lib/site_perl/5.8.2:/usr/opt/perl5/lib/site_perl/5.8.2/aix-thread-multi'\n";
print POSTSCRIPT "export PERL5LIB\n";
# request must be in XML format
print $remote "<xcatrequest>\n";
print $remote " <command>getpostscript</command>\n";
print $remote "</xcatrequest>\n";
# get reponse in XML format
my $response='';
my $rsp;
while (<$remote>) {
$response .= $_;
if ($response =~ m/<\/xcatresponse>/) {
$rsp = eval { XMLin($response,SuppressEmpty=>undef,ForceArray=>1) };
if ($rsp->{serverdone}) {
last;
}
foreach my $line (@{$rsp->{data}}) {
$line =~ s/^\s+//; # strip any leading spaces
print POSTSCRIPT "$line";
}
$response='';
}
}
close(POSTSCRIPT);
close $remote;
return 0;
}
############################################################
#
# updateflag
# Tells xCAT on the server that the post scripts is done.
#
############################################################
sub updateflag {
my $nodesetstat=shift;
my $state="booted";
my $port = "3002";
my $remote = IO::Socket::INET->new( Proto => "tcp", PeerAddr => $servnode, PeerPort => $port, );
unless ($remote) {
print "$::sdate xcataixpost: Cannot connect to host \'$servnode\'\n";
print $::LOG_FILE "$::sdate xcataixpost: Cannot connect to host \'$servnode\'\n";
return 1;
}
$remote->autoflush(1);
my $line;
while (defined ($line = <$remote>)) {
chomp $line;
if ($line eq "ready") {
print $remote "installstatus $state\n";
} elsif ($line eq "done") {
last;
}
}
close $remote;
return 0;
}
#####################################################
#
# run the command
#
#####################################################
sub runcmd
{
my ($cmd) = @_;
my $rc=0;
$cmd .= ' 2>&1' ;
$::outref = [];
$::outref = `$cmd`;
if ($?)
{
$rc = $? >> 8;
if ($rc > 0)
{
print "$::sdate xcataixpost: $::outref\n";
print $::LOG_FILE "$::sdate xcataixpost: $::outref\n";
}
}
return $rc;
}
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