Clean manhattan processes.

clean_manhattan_processes.ksh

#!/usr/bin/ksh
####################################################################################
# This script was created for Samskip, by Haukur Kristinsson <haukur@hauxi.is> 2014.
# It purpose is to ease the task of cleaning after restarting the PKMS backend.
#  
# If you have problems with it please contact Haukur.
#
# Revs:
# 13 Oct 2014 - First Rev.
#
#####################################################

# Logging Settings 
########################################################## 
logdir=/var/log             # /var/log/shellscripts
logfile=${0#*\.}.log    # see note in _log_ function
logfile=${logfile#*\/}  # strip possible leading junk 
integer sizelimit=10000 # 10Mb
filemode=640            # 644 for all access
ts=`/bin/date +%F-%T`   # 2010-01-24-23:10:04
stdout=TRUE             # Print also to STDOUT. 
########################################################## 

# Logging Core
##########################################################
_log_() {
   _rotate_ $logdir/$logfile
   mkdir -p $logdir
   # Note that we do not chmod the $logdir
   # because root could chmod /tmp and we
   # would be in a pretty pickle!
   print -- $ts $* >>$logdir/$logfile
   # For a "unified" log, make the logfile name
   # a string constant, and then use $0 in the
   # log entry, i.e.:
   # print -- "$ts \($0\) - $*" >>$logdir/$logfile
   # print to stdout if you want that
   # We should chmod the log file however
   chmod $filemode $logdir/$logfile >/dev/null 2>&1
}
_rotate_() {
   typeset size i
   if [[ -f "$1" ]]
   then
      OIFS="$IFS"
      IFS=' '
      set -A size `ls -s "$1"`
      if ((${size[0]} > $sizelimit))
      then
         for i in {8..1}
         do
            if [[ -f "$1.$i" ]]
            then
               mv -f $1.$i $1.$((i + 1))
            fi
         done
         mv -f $1 $1.1
      fi
      IFS="$OIFS"
   fi
}

#####################
usage() 
#####################
{
        print clean_manhattan_procs - a helper to clean processes after PKMS restart. 
        print "usage: clean_manhattan_procs"
}

##################
if_error()
##################
{
if [[ $? -ne 0 ]]; then # check return code passed to function
    print "$1" # if rc > 0 then print error msg and quit
exit $?
fi
}

$(_log_ "starting cleaning procedures for manhattan..") && print "starting cleaning procedures for manhattan.."

print "killing htsam processes"

ps -ef | grep htsam | grep -v grep | awk {'print $2'} | while read pid; do
 $(_log_ "killing $pid") && print "killing $pid"
 kill -9 $pid
done

print "killing vm proccesses"

ps -ef | grep wm | grep -v ksh | grep -v grep | awk {'print $2'} | while read pid; do
 $(_log_ "killing $pid") && print "killing $pid"
 kill -9 $pid
done