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Check for the current distribution using $DISTRO_NAME instead of `lsb_release`. Also, remove the existency check, as $DISTRO_NAME is supposed to be provided by distribution elements. Change-Id: I2276c63e9ac43576da528a70235129800c093b3e
rax-nova-agent
Images for Rackspace Cloud currently require nova-agent to get networking information.
Many of the things here are adapted from:
https://developer.rackspace.com/blog/bootstrap-your-qcow-images-for-the-rackspace-public-cloud/