#!/usr/bin/env perl
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
# This script sets up the Bootable Media Creator Environment for later use
#
# Process steps:
# 1) USER downloads version of BOMC suitable for the mgt node's OSVER and ARCH
# 2) We gather machine types and download firmware
# 3) We construct the bootable image and set up the NFS mount
# 

#
# 2012.04.27  Brian Elliott Finley <bfinley@us.ibm.com>
# - improve verbiage
#

BEGIN
{
  $::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
}
use lib "$::XCATROOT/lib/perl";
use IO::File;
use File::Path;  
use File::Copy;  
use Getopt::Long;
use strict;

use constant DEFAULT_LOG_FILE => "mktoolscenter.log"; 

my $surrogate = 0;        
my %proxy = ('host',"",'port',"",'user',"",'pw',"");
my $nodels = "/opt/xcat/bin/nodels";
my %Options = ('interactive',"yes",'warnings','','log',"yes",'dump',"yes");
my @warnings;
my $logfile = DEFAULT_LOG_FILE;
my $now = localtime;

#
# print a warning and wait a bit if warnings are enabled
#
sub warning {
  my $msg = shift;
  if ($Options{warnings} ne '') {
    print($msg, "\n");
    sleep 10;
  }
  push(@warnings,$msg);
}

#
# output a value to the log file and stdout
#
sub output {
  if ($Options{log} ne '') {
    print(LOG "@_\n");
  }
  print("@_\n");
}

#
# common exit processing
#

sub at_exit {
  if (@warnings > 0) {
    output("WARNINGS FOLLOW");
    while (@warnings > 0) {
      output(pop(@warnings));
    }
  }
}

#
# Remove leading and trailing whitespaces
#
sub remove_whitespaces {
  my $string = shift;

  $string =~ s/^\s*//;
  $string =~ s/\s*$//;
  return $string;
}

#
# Pose a question and get a response
#
sub question {
  my $message = shift;
  my $defaultreply = shift;
  my $type = shift;
  my $reply = '';

  do {
    if ($Options{interactive} ne '') {
      print($message, ' [',  $defaultreply , '] ');
      $reply = <STDIN>;
      $reply = '' unless defined($reply);
      chomp($reply);
    }
    else {
      seek (IN, 0, 0) || die "rewind failed";
      while (<IN>) {
        chomp;
        if ( /"#"/ ) {
        }  # scan out comments
        elsif ( /$message/ ) {
          my $garb;
          ($garb, $reply) = split(":");
          seek (IN, 0, 2) || die "seek end failed";
        }
      }
      if ($reply eq '') {
        warning("Question ($message) not present in input file - please rerun in interactive mode");
        at_exit();
        exit (-1);
      }
    }

    $reply = remove_whitespaces($reply);
    if ($reply eq '') {
      $reply = $defaultreply;
    }
    if ($type eq "yesno") {
      if (($reply =~ /^y$/i) || ($reply =~ /^yes$/)) {
        $reply = "yes";
      } elsif (($reply =~ /^n$/i) || ($reply =~ /^no$/)) {
        $reply = "no";
      } else {
        print("Unrecognizable - try again\n");
        $reply = '';
      }
    }
  } while ($reply eq '');
  if ($Options{log} ne '') {
    print(LOG  $message, ": ", $reply, "\n");
  }
  return $reply;
}

#
# Begin main
#
my $nfsserver='${xcat_server}';
my $nfspath='#BOMCPATH#';
my $profilename="bomc";

unless (GetOptions("s"=>\$surrogate, "l=s"=>\$logfile, 
	"ph=s"=>\$proxy{host}, "pp=i"=>\$proxy{port}, 
	"puser=s"=>\$proxy{user}, "ppw=s"=>\$proxy{pw},
	"nfsserver=s"=>\$nfsserver,"nfspath=s"=>\$nfspath,
	"profilename=s"=>\$profilename,
)) {
	printf "Usage:\n";
	printf "--ph <proxyhost>\n";
	printf "--pp <proxyport>\n";
	printf "--puser <proxyuser>\n";
	printf "--ppw <proxypassword>\n";
	printf "-l <logfile>\n";
	printf "-s\n";
	printf "--nfsserver <NFS server address>\n";
	printf "--nfspath <NFS server path>\n";
	printf "--profilename <profile name>\n";
	exit(1);
}

if (@ARGV > 0) {
        open(IN,"<",@ARGV[0]) || die "Cannot open input file @ARGV[0]";
        $Options{interactive} = '';
}

if (($proxy{host} ne "") or ($proxy{port} ne "")) { # both or neither
  die "Must specify both proxy host and port or neither"
  unless (($proxy{host} ne "") and ($proxy{port} ne ""));
}

my $ARCH = `uname -m`;
chomp($ARCH);
my $WEIRDARCH = $ARCH;   
$WEIRDARCH =~ s/_/-/;
my $OSVER = "unknown";
my $util = "ibm_utl_bomc*.bin";
my $asu = "ibm_utl_asu_asut*$WEIRDARCH.tgz";

if ( -e '/etc/SuSE-release' ) {     
    $OSVER=`grep -h VERSION /etc/SuSE-release |awk '{print $3}'`
} elsif ( -e '/etc/redhat-release' ) {
    $OSVER="rhels" . `cat /etc/redhat-release |cut -f7 -d' '`;
    chomp($OSVER);
}

open(LOG, ">", $logfile) || die "cannnot open logfile";
print(LOG "# Date: ",$now, "\n");

output("#Your target OS version and architecture are:", $OSVER, $ARCH );

#
# if this is a surrogate - these will have to be answered manually
#

my $instroot;
my $machines;
if ($surrogate eq 0) {
   $instroot = `gettab key=installdir site.value`;
   my $nodes = `$nodels|tr '\n' ','`;
   $machines = `$nodels $nodes vpd.mtm |cut -f2 -d:|sort -u|cut -b2-5`;
} else {
   $instroot = question("What is the installdir?","/install",'');
   $machines = question("What is the list of machine types?","7947",'');
}

#
# end questions for surrogate
#

chomp($instroot);

my @machines = split("\n",$machines,);
$machines = '';
my $i;
for ($i= 0; $i < @machines; $i++) {
  if (@machines[$i] ne '') {
    if ($machines ne '') {
      $machines .= "," . @machines[$i];
    }
    else {
      $machines = @machines[$i];
    }
  }
}
output("#It appears that you have these machine types in your inventory:", $machines);
while ( question("Would you like to add others?","no","yesno") eq "yes") {
   print "Here is a list of known supported machine types: \n\n";
   print " IBM BladeCenter HS12 (8014, 1916, 8028)\n";
   print " IBM BladeCenter HS20 (1883, 8843)\n";
   print " IBM BladeCenter HS21 (8853, 1885)\n";
   print " IBM BladeCenter HS21 XM (7995, 1915)\n";
   print " IBM BladeCenter HS22 (1936, 7870)\n";
   print " IBM BladeCenter HS22V (1949, 7871)\n";
   print " IBM BladeCenter LS20 (8850)\n";
   print " IBM BladeCenter LS21 (7971)\n";
   print " IBM BladeCenter LS22 (7901)\n";
   print " IBM BladeCenter LS41 (7972)\n";
   print " IBM BladeCenter LS42 (7902)\n";
   print " IBM System x3105 (4347)\n";
   print " IBM System x3200 (4362, 4363)\n";
   print " IBM System x3200 M2 (4367, 4368)\n";
   print " IBM System x3200 M3 (7327, 7328)\n";
   print " IBM System x3250 (4364, 4365, 4366)\n";
   print " IBM System x3250 M2 (4190, 4191, 4194)\n";
   print " IBM System x3250 M3 (4251, 4252)\n";
   print " IBM System x3350 (4192, 4193)\n";
   print " IBM System x3400 (7973, 7974, 7975, 7976)\n";
   print " IBM System x3400 M2 (7836, 7837)\n";
   print " IBM System x3400 M3 (7878, 7379)\n";
   print " IBM System x3450 (4197, 7948)\n";
   print " IBM System x3455 (7940, 7941, 7984, 7986)\n";
   print " IBM System x3500 (7977)\n";
   print " IBM System x3500 M2 (7839)\n";
   print " IBM System x3500 M3 (7880)\n";
   print " IBM System x3550 (1913, 7978)\n";
   print " IBM System x3550 M2 (7946)\n";
   print " IBM System x3550 M3 (4254, 7944)\n";
   print " IBM System x3650 (1914, 7979)\n";
   print " IBM System x3650 M2 (7947)\n";
   print " IBM System x3650 M3 (4255, 7945)\n";
   print " IBM System x3655 (7943, 7985)\n";
   print " IBM System x3755 (7163, 8877)\n";
   print " IBM System x3800 (8866)\n";
   print " IBM System x3850 (8863, 7365, 8864, 7362)\n";
   print " IBM System x3850 M2 (7233, 7234, 7141, 7144)\n";
   print " IBM System x3850 X5 (7145, 7146)\n";
   print " IBM System x3950 (8872, 7366, 8878, 7363)\n";
   print " IBM System x3950 M2 (7141, 7233, 7234)\n";
   print " IBM System x3950 E (8874, 7367, 8879, 7364)\n";
   print " IBM System x3950 X5 (7145)\n";
   print " IBM System x iDataPlex dx320 server (6388)\n";
   print " IBM System x iDataPlex dx340 server (7832)\n";
   print " IBM System x iDataPlex dx360 server (7833)\n";
   print " IBM System x iDataPlex dx360 M2 server (7321, 7323, 6380)\n";
   print " IBM System x iDataPlex dx360 M3 server (6391)\n";
   print " IBM eServer xSeries 206m (8485, 8490)\n";
   print " IBM eServer xSeries 226 (8648, 8488)\n";
   print " IBM eServer xSeries 236 (8841)\n";
   print " IBM eServer xSeries 260 (8865)\n";
   print " IBM eServer xSeries 306m (8491, 8849, 1887)\n";
   print " IBM eServer xSeries 336 (8837, 1879)\n";
   print " IBM eServer xSeries 346 (1880, 8840)\n";
   print " IBM eServer xSeries 366 (8863)\n";
   print " IBM eServer xSeries 460 (8874)\n";
   print " IBM eServer xSeries MXE 460 (8874)\n";
   my $add = question("Additional Machine Type is?","6391",'');
   if ($machines ne '') {
      $machines .= "," . $add;
   }
   else {
      $machines = $add;
   }
   output("#Current list is now:", $machines);
}

my $srcdir = question("Where is the ibm_utl_bomc bin file?","/root/Desktop",'');
my $asudir = question("Where is the ibm_utl_asu tgz file?","/root/Desktop",'');
my $ppath = "$instroot/netboot/toolscenter/$ARCH";
my $path = "$ppath"."/".$profilename;
my $reponame="repo";
if ($profilename ne "bomc") {
   $reponame=$profilename.".repo";
}
my $repo = "$ppath/$reponame";
my $one_path = "$instroot/netboot/toolscenter/$ARCH";
my $two_path = "$instroot/netboot/bomc/$ARCH";
while ($path) {
  $_ = question("Do you want to change the target path?",$path,'');
  last if (( /$one_path/ ) or ( /$two_path/ ));  
};
$path = $_;
my $sandbox = "$repo/sandbox";
mkpath($path);
mkpath($sandbox);

if ( system("cp $srcdir/$util $repo") or system("cp $asudir/$asu $repo")) {
  output("Error copying input file");
  exit;
}

my $optstr = "";
if ($proxy{host} ne "") {
  $optstr = " --proxy-address=$proxy{host} --proxy-port=$proxy{port}";
  if ($proxy{user} ne "") {
    $optstr .= " --proxy-user=$proxy{user}";
  }
  if ($proxy{pw} ne "") {
    $optstr .= " --proxy-password=$proxy{pw}";
  }
}

if ( system("chmod +x $repo/$util") or system("cd $repo; tar -zxf $asu") or system("cd $repo; ./$util --tui -m $machines $optstr -l .")) {
  output("Error executing $repo/$util");
  exit;
}

my $src = "/opt/xcat/share/xcat/templates/cmos_settings";
if ( system("cp -r $src $repo")) {
  output("Error copying $src to $repo");
  exit;
}

my $do_asu = question("Do you want to configure CMOS Settings for ASU?","yes","yesno");
if ($do_asu eq "yes") {
  my $sol = question("Do you want these systems configured for SOL?","yes","yesno");
  my $hpc = question("Do you want these systems configured for HPC?","yes","yesno");
  if ($sol eq "yes") {
    $sol = "sol";
  } 
  else {
    $sol = "nosol";
  }

  if ($hpc eq "yes") {
    $hpc = "hpc";
  } 
  else {
    $hpc = "default";
  }
  my $srcp = "$repo/cmos_settings/$sol/$hpc";
  foreach my $node (`$nodels`) {
    chomp($node);
    my $machine_type = `$nodels $node vpd.mtm |cut -f2 -d: |cut -b2-5`;
    chomp($machine_type);
    if ($machine_type ne '' and -e "$srcp/$machine_type") {
      `chtab node=$node firmware.cfgfile="$srcp/$machine_type"`;
    }
  }
}

my $sh;
open($sh, ">","$sandbox/start.sh");
print $sh <<'ENDOFSH';
#!/bin/sh -x
#
# This script prepares the current Linux environment for ToolsCenter. 
export PATH=$PATH:/sbin:/usr/sbin:/usr/local/sbin:/root/bin:/usr/local/bin:/usr/bin:/usr/X11R6/bin:/bin:/usr/games:/usr/lib/mit/bin:/usr/lib/mit/sbin

cp -f /toolscenter/media_check.sh /tmp/media_check.sh
chmod +x /tmp/media_check.sh

cd /toolscenter/
chmod -R +x * /dev/null 2>/dev/null
dos2unix /toolscenter/bomc*.config > /dev/null 2>&1

#disable Crtl+z and Ctrl+c
trap "" 2 20

BOMC_MENU=/toolscenter/menu/show_menu.sh
BOMC_LOG_FILE=/tmp/bomc.log
# Export the UXSPI_TIMEOUT environment to uxspi
TIMEOUT=60
if cat bomc*.config | grep IBM_SYSTEM_TIMEOUT > /dev/null 2>&1
then
  TIMEOUT=`cat bomc*.config | grep IBM_SYSTEM_TIMEOUT | sed 's/IBM_SYSTEM_TIMEOUT=//'`
fi
export UXSPI_TIMEOUT=${TIMEOUT}

if [ -z "${xcat_server}" ]; then
    xcat_server=$(cat /proc/cmdline|sed -e 's/.*xcat_server=\([^ ]*\) .*/\1/')
fi
if [ -z "${xcat_server}" ]; then
    echo "WARNING: xcat_server seems to be missing from the command line which looks like:"
    cat /proc/cmdline
    sleep 600
    reboot -f
fi

if [ "$1" != "serial-on" ]; then #if this terminal is a fake, don't use it, awkward structure, but oh well
    if [ ! -f /etc/resolv.conf ]; then cp /initrd/etc/resolv.conf /etc/resolv.conf; fi
    # setup a mount point
    mkdir -p /bomc
    MNTPOINT=/bomc
ENDOFSH
print $sh "	if ! mount -t nfs -o nolock ${nfsserver}:${nfspath} /bomc; then\n";
print $sh "		echo \"Unable to mount nfs from ${nfsserver}:${nfspath} update aborted\"\n";
print $sh <<'ENDOFSH';
		sleep 86400
		reboot -f
	fi
fi

export UXSPI_BOOTABLE=/bomc

# SEP environment variable
export SEP_REPOSITORY_PATH=/toolscenter
export SEP_INSTALL_PATH=/tmp

# UXSPI environment variable
export UXLITE_CLEAN_INVFILE=1
export UXSPI_CLEAN_INVFILE=1
export UXSPI_BINARY_PATH=`find /toolscenter/uxspi -name 'uxspi*.anyos' | sort | tail -n 1`
export UXSPI_GUI_CMD="xterm -geometry 168x58+5+5 +sb -e ${UXSPI_BINARY_PATH}"
export UXSPI_TUI_CMD="${UXSPI_BINARY_PATH} update --tui --firmware -l ${UXSPI_BOOTABLE} --timeout=${UXSPI_TIMEOUT}"

# DSA environment variable
export DSA_PATH=/tmp/embed:/tmp/embed/qlogic:/usr/X11R6/lib64:/usr/X11R6/lib
export DSA_GUI_CMD="xterm -geometry 168x58+5+5 +sb –e  /toolscenter/dsa/start.sh --gui"
export DSA_CMD_CMD="xterm -geometry 168x58+5+5 +sb -e /toolscenter/dsa/start.sh --cmd"
export DSA_TUI_CMD="/toolscenter/dsa/start.sh --cmd"

# Export environment for exit script command
if cat bomc*.config | grep "IBM_SYSTEM_MEDIA_EJECT=NO" > /dev/null 2>&1
then
        export BOMC_EXIT_CMD="/toolscenter/tcexit_noeject.sh"
else
        export BOMC_EXIT_CMD="/toolscenter/tcexit.sh"
fi
# Export environment for UXSPI autorun command
if cat bomc*.config | grep "IBM_SYSTEM_AUTORUN=uxspi" > /dev/null 2>&1
then
        export UXSPI_AUTORUN=1
fi

# Export the unattended mode environment variable
UNATTD_FULLSTR=`cat bomc*.config | grep IBM_SYSTEM_UNATTENDED | sed 's/IBM_SYSTEM_UNATTENDED=//'`
if echo ${UNATTD_FULLSTR} | grep '[tftp://|ftp://|nfs://|smb://|usb:/]' > /dev/null 2>&1
then
  echo "Unattended mode specified by user" >> ${BOMC_LOG_FILE}
  export BOMC_UNATTENDED_MODE=1
fi

if [ $# -eq 0 ]
then
  echo "Running in non SOL mode" >> ${BOMC_LOG_FILE}
  if [ "${BOMC_UNATTENDED_MODE}" = "1" ]
  then
    echo "Calling show_menu.sh unattended" >> ${BOMC_LOG_FILE}
          ${BOMC_MENU} unattended
  else
    echo "Calling show_menu.sh attended" >> ${BOMC_LOG_FILE}
          ${BOMC_MENU} attended
  fi
else
  if [ "$1" = "serial" ]
  then
        echo "Running in SOL mode - Console" >> ${BOMC_LOG_FILE}
        export BOMC_SOL_MODE=1
        if [ "${BOMC_UNATTENDED_MODE}" = "1" ]
        then
            echo "Calling show_menu.sh unattended" >> ${BOMC_LOG_FILE}
                ${BOMC_MENU} unattended
        else
            echo "Calling show_menu.sh attended" >> ${BOMC_LOG_FILE}
                ${BOMC_MENU} attended
        fi
  elif [ "$1" = "serial-on" ]
  then
while [ 1 ];do
            clear
            echo "ToolsCenter 2.0 started on SOL console......type \"reboot\" to reboot the system"
             read INPUT
             if [ "${INPUT}" = "reboot" ]
             then
                echo "Rebooting the system ..."
                ${BOMC_EXIT_CMD} reboot
                exit
             elif [ "${INPUT}" = "r2d2" ]
             then
                 sh
             fi
        done
  fi
fi

# Exit ToolsCenter
echo "Using Exit Script: ${BOMC_EXIT_CMD}...."
sleep 3

if [ "${BOMC_UNATTENDED_MODE}" = "1" ]
then
        # Shut down the system when it's unattended image
        ${BOMC_EXIT_CMD} shutdown
elif cat bomc*.config | grep "IBM_SYSTEM_PXE_FILE=NULL" > /dev/null 2>&1
then
        echo "Rebooting the system ..."
        ${BOMC_EXIT_CMD} reboot
else
        # Shut down the system when it's PXE image
        echo "Shut down the system ..." 
        ${BOMC_EXIT_CMD} shutdown
fi
exit 0
ENDOFSH

close($sh);
my $editstr1 = "perl -pi -e !s|#BOMCPATH#|$repo|! $sandbox/start.sh";
$editstr1 =~ s/!/\'/g;

if (system($editstr1)) {
  output("Error updating start.sh");
  exit;
}

if ( system("cd $sandbox; cp $repo/asu* .; cp $repo/cdc_interface* .; cp $repo/$util .; cp -a $repo/uxspi .; cp $repo/ibm_utl_boot* .; echo y |./$util --tui --pxe=$path --no-acquire --latest --force -l .")) {
  output("Error executing $path/$util for the second time");
  exit;
}

if ( symlink($repo,"$path/repo") eq 0 ) {
  output("Error executing symlink $repo to $path/repo");
  exit;
}

if ($surrogate eq 1) {
  output("Creating tar");
  my $tarme ="";
  if ( -d "$instroot/netboot/toolscenter" ) {
    $tarme = "$instroot/netboot/toolscenter ";     
  }
  if ( -d "$instroot/netboot/bomc" ) {
    $tarme .= "$instroot/netboot/bomc";     
  }
  if ( system("tar -czf ~/surrogate.tgz $tarme") ) {
    output("Error executing tar") ;
  }
  else {
    output("To unpack it tar -zxf surrogate.tgz -C $instroot/netboot");
  }
}