OpenStack St. Louis August meetup slide deck. OpenStack Heat

1. OpenStack STL
August Meetup
8/25/2015
1

2. Agenda
• OpenStack Updates
• OpenStack Orchestration - Heat
2

3. OpenStack Updates
• Google joins OpenStack Foundation and will work on
getting Kubernetes work with OpenStack Magnum
• IBM buys Bluebox
• Cisco buys Piston
• Rackspace collaborates with Intel to form
OpenStack Innovation Center
• RedHat announces GA of RHEL OpenStack Platform
7
• OpenStack Silicon Valley Aug 26 – 27
• OpenStack Summit Tokyo Oct 27 – 30
3

4. OpenStack Meetup
• Thanks to our sponsor Cisco
4

5. OpenStack Orchestration
Heat
• The OpenStack Orchestration project (Heat)
debuted in Havana Release (October 2013)
“Heat is a service to orchestrate multiple composite
cloud applications using templates, through both an
OpenStack-native REST API and a CloudFormation-
compatible Query API.”
5

6. OpenStack Heat -
Components
• heat command-line client
• heat-api component
• heat-api-cfn (Provides an AWS Query API that is
compatible with AWS CloudFormation)
• heat-engine (Orchestrates the launching of
templates and provides events back to the API
consumer)
6

7. OpenStack Heat
7

8. OpenStack Heat – CLI Tool
8
• Python 2.7
• sudo easy_install pip
• sudo pip install python-
heatclient

9. OpenStack Heat –
Orchestration definition
(DSL)
• Two template forms are supported
• Heat Orchestration Template (HOT)
• Amazon Cloud Formation compatible template
(CFN)
9

10. OpenStack Heat – Heat Orchestration
Template (HOT) structure
• description:
o # a description of the template
• parameter_groups:
o # a declaration of input parameter groups and order
• parameters:
o # declaration of input parameters
• resources:
o # declaration of template resources
• outputs:
o # declaration of output parameters
10

11. OpenStack Heat – Heat Orchestration
Template (HOT) structure
Parameters
11

12. OpenStack Heat – Heat Orchestration
Template (HOT) structure
Resources
12

13. OpenStack Heat – Heat Orchestration
Template (HOT) Structure
Resource Types
• OS::Nova::Server
• OS::Nova::FloatingIP
• OS::Neutron::VPNService
• OS::Neutron::Subnet
• OS::Neutron::Router
• OS::Neutron::Firewall
• OS::Keystone::User
• OS::Glance::Image
……
http://docs.openstack.org/developer/heat/template_guid
e/openstack.html
13

14. OpenStack Heat – Heat Orchestration
Template (HOT) structure
Outputs
14

15. OpenStack Heat – Example Template
15
• https://github.com/openstack/heat-
templates/blob/master/hot/lb_server.yaml

16. OpenStack Heat – Cloud Formation Template example
• https://github.com/openstack/heat-
templates/blob/master/cfn/F18/WordPress_Single_I
nstance.template
16

17. OpenStack Heat – Major Releases
• Havana
o Initial integration with Tempest
o Initial support for native template language
o Initial integration with keystone trusts functionality
• Ice house
o Operator API
o Autoscaling resources
o Heat engine scaling
o Cloud-init resources
• Juno
o Implementation of new resource types
o Recovery from failures during stack updates
• Kilo
o Improved scaling using nested stacks
o New template functions
o Multiregion stacks
o Pause stack creation/update on a given resource
o Stack lifecycle scheduler hints
17

18. OpenStack Orchestration Heat –
Code Contributions
18

19. Resources
• Blueprints https://launchpad.net/heat
• Code https://github.com/openstack/heat
• Docs https://wiki.openstack.org/wiki/Heat
• Developer Docs
http://docs.openstack.org/developer/heat/
• API Reference http://developer.openstack.org/api-
ref-orchestration-v1.html
• Example templates
https://github.com/openstack/heat-templates
19