#!/bin/sh
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html


##########################################################################################
# This script is used for RMC node configuration
# usage:
#  To add node to the cluster:
#    NODE=nodename NODEID=fbb5ec1f64dd299c \
#    MONSERVER=msname_or_ip MS_NODEID=fbb5ec1f64dd299c \
#    configrmcnode 1    
#  To remove node to the cluster 
#    NODE=nodename configrmcnode -1
########################################################################################## 
if [ -n "$1" ]; then 
  ADD=$1
else
  ADD=1
fi

logger xCAT "configrmcnode: ADD=$ADD, NODE=$NODE, NODEID=$NODEID MONSERVER=$MONSERVER,MS_NODEID=$MS_NODEID"

#check if rsct is installed and running
if [ ! -e /usr/bin/lsrsrc ]; then  
  logger xCAT "RMC setup on node $NODE: RSCT is not is not installed."
  exit 1;
fi

#ask RMC take the new nodeid
if [[ $NODEID != "" ]]; then
  if [ -e /var/ct/cfg/ct_node_id ]; then
    sed -i s/^[^\#].*$/$NODEID/ /var/ct/cfg/ct_node_id
  else
    echo $NODEID > /var/ct/cfg/ct_node_id 
  fi
  if [ -e /etc/ct_node_id ]; then
    sed -i s/^[^\#].*$/$NODEID/ /etc/ct_node_id
  else
    echo $NODEID > /etc/ct_node_id
  fi
  result=`/usr/sbin/rsct/install/bin/recfgct -s 2>&1`
  if [ $? -ne 0 ]; then
    logger xCAT "RMC setup on node $NODE: Cannot reconfig RSCT with new node id" 
  fi
fi

  
PID=`/bin/ps -ef | /bin/grep rmcd | /bin/grep -v grep | /bin/awk '{print $2}'`
if [ !$PID ]; then
  #restart rmc daemon
  result=`startsrc -s ctrmc 2>&1`;
  if [ $? -gt 0 ]; then
    logger xCAT "RMC deamon cannot be started on node $NODE:$result"
    exit 1;
  fi
fi


if [ $ADD -eq 1 ]; then
  #enable remote client connection
  /usr/bin/rmcctrl -p; /usr/bin/refrsrc IBM.MCP

  #get IP address of MS
  ms_ip=$MONSERVER
  result=`ping -c1 $MONSERVER 2>&1`
  if [ $? -eq 0 ]; then
    index1=`expr index "$result" "\("`
    index2=`expr index "$result" "\)"`
    #ms_ip=${result:$index1+1:$index2-$index1-2}
    pos=`expr $index1 + 1`
    length=`expr $index2 - $index1`
    length=`expr $length - 2`
    ms_ip=`expr substr "$result" $pos $length`
  else
    logger xCAT "RMC setup on node $NODE:$result"
  fi

  #define resource in IBM.MCP class on node       
  result1=`/usr/bin/mkrsrc-api IBM.MCP::MNName::"$NODE"::KeyToken::"$MONSERVER"::IPAddresses::"{\"$ms_ip\"}"::NodeID::0x$MS_NODEID 2>&1`
  if [ $? -gt 0 ]; then
    logger xCAT  "Define resource in IBM.MCP class on node $NODE. result=$result1" 
    exit 1
  fi

  #TODO: create predefined sensors
else
  #remove resource in IBM.MCP class on the node
  result2= `/usr/bin/rmrsrc-api -s IBM.MCP::"MNName=\\\"\"$NODE\\\"\"" 2>&1`
  if [ $? -gt 0 ]; then
    logger xCAT "Remove resource in IBM.MCP class on noderesult=$result2"
    exit 1
  fi
fi
exit 0;