* ramparts_and_ha: (21 commits)
Rename database migrations for devel integration
Integrate callback receiver refactoring
Fix an issue running jobs in the cluster
Implement a more dynamic celery queue system
Purge old munin monitors and tools
Refactor Tower HA Instance logic and models
Docker compose improvements
Initial Docker Compose workflow for Tower cluster
Add memcached role for setup playbook
Removing qpid from deb packaging
Refactor rabbitmq role
Integrate memcached into setup playbook
Remove mongodb shutdown task
Remove dependency on erlang_sd_notify
Add initial rabbitmq role
Initial rabbitmq setup playbook integration
Update development environment for rabbit
Replace qpid with rabbitmq
Remove redis role from setup playbook
Update qpid packaging, remove migrations
...
* Drop ZMQ as the communication mechanism between job_event_callback and
callback_receiver
* Setup queue and exchange for callback broker communication
* Refactor event plugin and callback receiver to efficiently handle
message submission and processing
* Integrate django caching for parent processing
- current Ansible stuff (2.1.1) requires azure SDK 2.0.0rc5
- requests 2.10.0 is the published minimum version for pywinrm, as it contains a bugfix for catastrophic SSL tunnel failure on large payloads that pywinrm hits frequently, 2.11.0 is best tested.
* Vendor ansible's azure_rm inventory script
* Add new inventory type
* Add new credential type
* Expand host instance_id column from varchar 100 to 1024 to accept the
long instance ids returned by Azure
* Make the inventory_import azure match rename more explicit.
* Break requirements down into ansible and tower reqs
* Generate separate Ansible and Tower virtual environments
* Install appropriate requirements files into each one
* Modify development tools to use these venvs instead of our old
site-packages
* Modify settings to indicate venv enablement and location of venvs
* Modify tasks to use the proper virtual environment for its purpose
