stopNode

#!/bin/bash

######################################################################
# Usage:
#  stopNode [node-nr] [signal-nr]
#
#   node-nr:   relative nr. of node (0 .. 4)
#   signal-nr: defaults to 2 (SIGINT)
#
# Note: Set environment variable CLUSTER_NR to the number of your
#       Akka Cluster
######################################################################

# Set CLUSTER_NR to the number of the cluster you're working with
CLUSTER_NR_SEL=${CLUSTER_NR:-0}

CLUSTER_BASE_NODE_NR=$(expr $CLUSTER_NR_SEL \* 5)

PI_USER=akkapi

SELECTED_SIGNAL=$2
SIGNAL=${SELECTED_SIGNAL:-2}

ALL_NODES="0 1 2 3 4"
SELECTED_NODE=$1
NODES=${SELECTED_NODE:-$ALL_NODES}

for i in $NODES;do
  node=$[ CLUSTER_BASE_NODE_NR + i ]
  echo "Stopping node-${node}"
  ssh ${PI_USER}@node-${node} "sudo pkill -${SIGNAL} -f .\*_[0-9][0-9][0-9]_.\*"
done