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#!/usr/bin/env bash
# Set hostname
sudo hostname "${hostname}"
echo " ${hostname}" | sudo tee --append /etc/hosts
echo "${hostname}" | sudo tee /etc/hostname
sudo network restart
sudo service awslogs restart
# Enable SSH access
sudo mkdir -p /home/ubuntu/.ssh
sudo chown -R ubuntu:ubuntu /home/ubuntu/.ssh
sudo chmod -R 700 /home/ubuntu/.ssh
sudo echo "${ssh_key}" | sudo tee --append /home/ubuntu/.ssh/authorized_keys
# gives some lead time to the server to make sure it is started before connecting to it
sleep 20
# run client processes and store pids in array
for i in {1..${num_procs}}; do
{ time jwt-cracker-client -h ${server_ip} ; } >> /var/log/messages 2>&1 &
echo "Started clients with PID: $${pids[*]}" >> /var/log/messages
# wait for all pids
for pid in $${pids[*]}; do
wait $pid
echo "client jobs completed - shutdown in 10 seconds"
sleep 10
aws ec2 terminate-instances --region eu-west-1 --instance-ids $(curl -s
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