#!/bin/bash
# @@@ START COPYRIGHT @@@
#
# Licensed to the Apache Software Foundation (ASF) under one
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# 11/12/22 Now uses $MY_NODES
# 13/05/06 Now allows -c parameter and -g parameters.

grepPortion="core\.\*"
countPortion="cat"
while getopts 'hcg:' parmOpt
do
    case $parmOpt in
    h)  echo "Syntax: $0  -h -c -g <expression>"
        echo " Finds all cores on \$MY_NODES"
        echo "-h to get this help text"
        echo "-c to number the cores and therefore give a count."
        echo "-g <expression> to grep the core names with the expresson specified."
        exit 0;;
    c)  countPortion="cat -n";;
    g)  grepPortion="core\.\*${OPTARG}\*";;
    ?)  echo "Invalid option specified.   Only -h, -g or -c are allowed."
        exit 0;;
    esac
done

# searches standard core location /cores/$UID for core files
pdsh $MY_NODES -N "find -L /local/cores/$UID -name ${grepPortion} -exec ls -l --time-style +'%Y-%m-%d %H:%M:%S' '{}' \; \
  | awk '{print \$6,\$7,\$8}' " 2>/dev/null | sort | ${countPortion}