hints.sh

### Launching CentOS AMIs:
 :; source ./aws.profile
 :; aws ec2 run-instances --image-id ami-eb6b0182 \
                          --instance-type m1.small --count 6 \
                          --key-name "$AWS_SSH_KEY" \
                          --security-groups "$AWS_SECURITY_GROUP"

### Viewing run status and DNS names for relevant instances:
 :; source ./aws.profile
 :; aws ec2 describe-instances --output text \
        --filter Name=instance.group-name,Values="$AWS_SECURITY_GROUP" \
        --query 'Reservations[*].Instances[*].[InstanceId,State.Name,PublicDnsName]'

### SSHing to an instance:
 :; ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null \
        -i aws.pem root@ec2-???.compute-1.amazonaws.com