[murano][dib] config provisioning doesn't work on ubuntu-based images

[Alexey Deryugin]

Unable to deploy murano environment using ubuntu-based image

Instance log:
Cloud-init v. 0.7.5 running 'modules:final' at Thu, 02 Jul 2015 13:04:33 +0000. Up 18.77 seconds.
ci-info: no authorized ssh keys fingerprints found for user ubuntu.
ci-info: no authorized ssh keys fingerprints found for user ubuntu.
ec2:
ec2: #############################################################
ec2: -----BEGIN SSH HOST KEY FINGERPRINTS-----

ec2: -----END SSH HOST KEY FINGERPRINTS-----
ec2: #############################################################
-----BEGIN SSH HOST KEY KEYS-----

-----END SSH HOST KEY KEYS-----
Cloud-init v. 0.7.5 finished at Thu, 02 Jul 2015 13:04:33 +0000. Datasource DataSourceNone. Up 18.90 seconds
2015-07-02 13:04:33,819 - cc_final_message.py[WARNING]: Used fallback datasource

Steps to reproduce:
1. Get latest murano-agent elements
2. Build image as metioned in documentation
sudo ELEMENTS_PATH=${murano_agent_root}/contrib/elements disk-image-create
    vm ubuntu murano-agent -o ubuntu14.04-x64-agent
3. Try to deploy environment with any application

Actual result:
  Deployment fails with "Agent didn't respond in 3600 seconds"

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/201542
Committed: https://git.openstack.org/cgit/openstack/murano-agent/commit/?id=cbf4ede2a98235abeda747a640bfe6e366789003
Submitter: Jenkins
Branch: master

commit cbf4ede2a98235abeda747a640bfe6e366789003
Author: Alexey Deryugin <email address hidden>
Date: Tue Jul 14 15:37:14 2015 +0300

    Update Ubuntu-based image build documentation

    Change-Id: Ic98d8e42666524336a6996d28ea55133660fe4ed
    Related-Bug: #1470863