devstack/exercises/euca.sh

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#!/usr/bin/env bash
# we will use the ``euca2ools`` cli tool that wraps the python boto
# library to test ec2 compatibility
#
# 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
# ========
# Use openrc + stackrc + localrc for settings
pushd $(cd $(dirname "$0")/.. && pwd)
source ./openrc
popd
# Find a machine image to boot
IMAGE=`euca-describe-images | grep machine | cut -f2 | head -n1`
# Define secgroup
SECGROUP=euca_secgroup
# Add a secgroup
euca-add-group -d description $SECGROUP
# Launch it
DEFAULT_INSTANCE_TYPE=${DEFAULT_INSTANCE_TYPE:-m1.tiny}
INSTANCE=`euca-run-instances -g $SECGROUP -t $DEFAULT_INSTANCE_TYPE $IMAGE | grep INSTANCE | cut -f2`
# Assure it has booted within a reasonable time
if ! timeout $RUNNING_TIMEOUT sh -c "while ! euca-describe-instances $INSTANCE | grep -q running; do sleep 1; done"; then
echo "server didn't become active within $RUNNING_TIMEOUT seconds"
exit 1
fi
# Allocate floating address
FLOATING_IP=`euca-allocate-address | cut -f2`
# Release floating address
euca-associate-address -i $INSTANCE $FLOATING_IP
# Authorize pinging
euca-authorize -P icmp -s 0.0.0.0/0 -t -1:-1 $SECGROUP
# Test we can ping our floating ip within ASSOCIATE_TIMEOUT seconds
ASSOCIATE_TIMEOUT=${ASSOCIATE_TIMEOUT:-10}
if ! timeout $ASSOCIATE_TIMEOUT sh -c "while ! ping -c1 -w1 $FLOATING_IP; do sleep 1; done"; then
echo "Couldn't ping server with floating ip"
exit 1
fi
# Revoke pinging
euca-revoke -P icmp -s 0.0.0.0/0 -t -1:-1 $SECGROUP
# Delete group
euca-delete-group $SECGROUP
# Release floating address
euca-disassociate-address $FLOATING_IP
# Release floating address
euca-release-address $FLOATING_IP
# Wait just a tick for everything above to complete so terminate doesn't fail
if ! timeout $ASSOCIATE_TIMEOUT sh -c "while euca-describe-addresses | grep -q $FLOATING_IP; do sleep 1; done"; then
echo "Floating ip $FLOATING_IP not released within $ASSOCIATE_TIMEOUT seconds"
exit 1
fi
# Terminate instance
euca-terminate-instances $INSTANCE