#!/usr/bin/perl 

#ModulePurpose:  BPP core files created in past day(24 hrs)
#ModuleName: check_for_BPP_corefiles
#TimeRequired: 1 minute

# Problems Report
#  --- Found BPP corefiles created in past 24 hours 
#        m008    2 new BPP corefiles

use lib '/h/bmetzger/s/p/hc/';
use HC qw(:ALL);  #functions available to all modules 

use English;
use Carp;
use Cwd;
use Net::Ping;
use Date::Pcalc qw(Delta_Days); 
use File::Basename;
use File::Glob;
use File::Copy;

###############3###
# define location of, and open files
##################

  my ($TmpDir,$sitelist,$global_problems,$global_details,$global_summary) = InitVars();

  $SSH_OPTIONS=" -o BatchMode=yes -o ConnectTimeout=2";
  $ENV{'PATH'} = 'misc_tools:/usr/bin:/usr/local/bin:/usr/sbin/:/usr/ucb:/etc/:/opt/platform7/lbin/:.';
  &initvars();

  #create list of boxes to check
#configurable
  qx[list_processors -s > $sitelist];

### checks
 ($header, $local_problems, $local_details)= &check(); 
  summarize($header, $local_problems, $local_details);

###################33
sub initvars {

   ($sys_day,$sys_mon,$sys_year) = (localtime)[3,4,5];
   $sys_mon += 1;  #jan is 0
   $sys_year += 1900;
   $today = sprintf "%02d.%02d.%d",$sys_mon,$sys_day,$sys_year;  # zero fill date

   $SSH_OPTIONS=" -o BatchMode=yes -o ConnectTimeout=2";
   $ENV{'PATH'} = '/usr/bin:/usr/local/bin:/usr/sbin/:/usr/ucb:/etc/:.';
} #initvars

####################
sub line_count {
# perform a  wc -l

  my $file = shift;
    open my $fh, "<", $file or die "could not open $file:$!";
    my $lines = 0;
    $lines++ while <$fh>;
    return $lines;
    close ($fh);
} #line_count

#########
sub check {
# Look for BPP core files on RSPs

     print "BPP core files created in past 24 hours \n";
  
     my $local_problems = "$TmpDir/corefile_problems";
     my $local_details  = "$TmpDir/corefile_details";
     my $local_junk1    = "$TmpDir/corefiles.junk1";    # temp file for problems
     my $local_junk2    = "$TmpDir/corefiles.junk2";    # temp file for details

    # open local output files
    open PROBLEMS, ">>$local_problems" or croak "Can't open file $local_problems for write: $!\n";
    open DETAILS, ">>$local_details" or croak "Can't open file $local_details for write: $!\n";

    open SITE, "<$sitelist" or croak "Can't open sitelist file for read $!\n";

    # check each site
     while (defined ($site = <SITE>)) {
         unlink $local_junk1 ;
         unlink $local_junk2 ;

         chomp($site);

         $p = Net::Ping->new("icmp");   #need icmp or fails to tra1 and tra2
         if ( $p->ping($site) ) {  #pingable

               qx[remsh $site "find /var/opt/platform7/tmp/ -name BPP* -ctime -1" > $local_junk1 ];
    
               my $BppCount = line_count($local_junk1);
               if ( $BppCount > 0 ){  # at least one 
                      printf PROBLEMS "   %10s  %3s recent BPP corefiles found\n",$site,$BppCount;
               }
               unlink $local_junk1 ;
          } else {
               printf PROBLEMS  "   $10s NOT pingable\n",$site ;

          } 
     }

    #gotta close
    close(DETAILS);  
    close(PROBLEMS); 

    my $badcount = line_count($local_problems);

    # open local output files
    open JUNK1, ">>$local_junk1" or croak "Can't open file $local_junk1 for write: $!\n";
    open JUNK2, ">>$local_junk2" or croak "Can't open file $local_junk2 for write: $!\n";

    my $header = "\n--- $badcount BPP corefiles created in past 24 hours -$today\n";

    if ( $badcount > 0 ){  # at least one problem
         #format and header
         print JUNK1 $header;
             qx[grep -v ping $local_problems >> $local_junk1];
             qx[grep    ping $local_problems >> $local_junk1];
         close(JUNK1);

         print JUNK2 $header;
         close(JUNK2);
    }else {
         print JUNK2 $header;
         close(JUNK2);
    }

   copy($local_junk1,$local_problems) or die "junk1 cannot be copied";
   copy($local_junk2,$local_details) or die "junk2 cannot be copied";

   unlink("$local_junk1") || print $!;
   unlink("$local_junk2") || print $!;
   unlink("$sitelist") || print $!;

  return($header, $local_problems, $local_details);
} #check

