#!/usr/bin/env bash
 
 # we will use the ``euca2ools`` cli tool that wraps the python boto
 # library to test ec2 compatibility

 
 echo "**************************************************"
 echo "Begin DevStack Exercise: $0"
 echo "**************************************************"

 
 # This script exits on an error so that errors don't compound and you see
 # only the first error that occured.
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
 # an error.  It is also useful for following allowing as the install occurs.
 set -o xtrace
 
 # Settings
 # ========
 

 # Keep track of the current directory
 EXERCISE_DIR=$(cd $(dirname "$0") && pwd)
 TOP_DIR=$(cd $EXERCISE_DIR/..; pwd)

 
 # Import common functions

 source $TOP_DIR/functions

 # Import EC2 configuration
 source $TOP_DIR/eucarc

 
 # Remove old certificates

 rm -f $TOP_DIR/cacert.pem
 rm -f $TOP_DIR/cert.pem
 rm -f $TOP_DIR/pk.pem

 
 # Get Certificates

 nova x509-get-root-cert $TOP_DIR/cacert.pem
 nova x509-create-cert $TOP_DIR/pk.pem $TOP_DIR/cert.pem

 
 # Max time to wait for image to be registered
 REGISTER_TIMEOUT=${REGISTER_TIMEOUT:-15}
 
 BUCKET=testbucket
 IMAGE=bundle.img
 truncate -s 5M /tmp/$IMAGE
 euca-bundle-image -i /tmp/$IMAGE

 die_if_error "Failure bundling image $IMAGE"

 
 
 euca-upload-bundle -b $BUCKET -m /tmp/$IMAGE.manifest.xml

 die_if_error "Failure uploading bundle $IMAGE to $BUCKET"
 

 AMI=`euca-register $BUCKET/$IMAGE.manifest.xml | cut -f2`

 die_if_not_set AMI "Failure registering $BUCKET/$IMAGE"

 
 # Wait for the image to become available
 if ! timeout $REGISTER_TIMEOUT sh -c "while euca-describe-images | grep '$AMI' | grep 'available'; do sleep 1; done"; then
     echo "Image $AMI not available within $REGISTER_TIMEOUT seconds"
     exit 1
 fi

 
 # Clean up
 euca-deregister $AMI

 die_if_error "Failure deregistering $AMI"
 
 set +o xtrace
 echo "**************************************************"
 echo "End DevStack Exercise: $0"
 echo "**************************************************"