EC2-goodies.txt

# List public hostnames of instances in an Elastic Load Balancer (ELB)

instances=`elb-describe-instance-health name-of-elb --show-long | cut -d"," -f2`
for instance in $instances
do
  echo $instance -\> `ec2-describe-instances $instance | egrep "^INSTANCE" | cut -f4`
done

# same as one-liner
#for instance in `elb-describe-instance-health name-of-elb --show-long | cut -d"," -f2`; do echo $instance -\> `ec2-describe-instances $instance | egrep "^INSTANCE" | cut -f4`; done