IBM Communications Server ( SNA ) Monitor

sna_monitor.sh

#!/bin/ksh
#
#=======================================================================
#
#  Script:    mon_sna
#
#  Purpose:   Verify the SNA Link Station is active.
#             If inactive, acivate.
#             If still inactive, generate page.
#
#  Parms:     None.
#
#
usage="$0"
#
#=======================================================================
#
function Now {

    echo `date '+%Y-%m-%d-%H.%M.%S'`

}

function chkSNA {

   SNAresp=`sna -d l -p $1 2>&1`
   rc=0
   sndate=`date +'%d/%m/%Y %T'`  

  if [[ -n `echo $SNAresp|grep "SNA software has not been initialised"` ]];
   then

 echo $sndate $(hostname) SNA is NOT working properly. See more: $(snaadmin status_all) $(sna -d sl) | mail -s "$(hostname) SNA is not running" igor@icloud.com

 echo $sndate $(hostname) SNA is NOT working properly. See more: $(snaadmin status_all) $(sna -d sl) > /tmp/sna.log

      print "`Now` $Script : SNA is not active. Starting...."

      sna stop
      sleep 20
      sna start
      sleep 20
      snaadmin init_node
      sleep 20
      SNAresp=`sna -d l -p $1 2>&1`

else

 echo $sndate $(hostname) SNA is ACTIVE. > /tmp/sna.log

  if [[ -n `echo $SNAresp|grep "SNA software has not been initialised"` ]];
   then
         rc=16
      fi
   fi

   if [[ $rc = '0' ]]; then
      SNAresp=`sna -d l -p $1 2>&1`
      if [[ -z `echo $SNAresp|grep "Active"` ]]; then
         print "`Now` $Script : $1 is not active. Starting...."
#         sna stop
#         sleep 20
#         sna start
#         sleep 20
         snaadmin start_ls,ls_name=$1
         sleep 20
         SNAresp=`sna -d l -p $1 2>&1`
         if [[ -z `echo $SNAresp|grep "Active"` ]]; then
            print "`Now` $Script : $1 is not active. Starting....$2"
             snaadmin start_ls,ls_name=$2
             SNAresp=`sna -d l -p $2 2>&1`
             if [[ -z `echo $SNAresp|grep "Active"` ]]; then
               rc=8
             fi
         fi
      # else
      #  snaadmin stop_ls,ls_name=$2
      fi
   fi

   if [[ $rc != '0' ]]; then
      print "`Now` $Script : $1 Not Active : $SNAresp"
   fi

   return $rc

}

#=======================================================================
#
#  Main Routine
#
#=======================================================================

export PATH=$PATH:$HOME


Script=${0##/*/}

chkSNA IPL0 IPL1
rc=$?
if [[ $rc != '0' ]]; then
   print "`Now` $Script : SNA Link inactive ... paging. "

#print "`Now` $Script : SNA Link inactive .... paging"
   #GenPage "`uname -n`:SNA:1"  "SNA or Link down on `uname -n`"

fi

print "`Now` $Script : Ended rc=$rc."