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1. Cluster as a Service: dodai
2012.10.16
Xiaohua Guan
NTT DATA INTELLILINK

2. At the beginning
• etherpad

http://etherpad.openstack.org/grizzly-dodai
●
slideshare

http://www.slideshare.net/guanxiaohua2k6/dod
ai-grizzly-14755367
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3. Agenda
• dodai
• dodai-deploy
• dodai-compute
• Demo of install as a service
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4. What’s dodai
• It’s CaaS(Cluster as a Service)
• dodai = dodai-deploy + dodai-compute
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5. CaaS : Cluster as a Service
Clusters for each private cloud
Elastic Private cloud - A Private cloud - B Private cloud - C
Private
Cloud Return servers
to server pool
Allocate servers
from server pool
Server pool
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6. dodai = dodai-deploy + dodai-compute
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7. What’s dodai-deploy?
• A software management tool for
distributed environment
• With license Apache2
• Please visit
http://github.com/nii-cloud/dodai-deploy
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8. History of dodai-deploy
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9. What’s the features
• It’s a Framework
• It’s Fast
• It’s Scalable
• It’s Easy to use
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10. It’s a Framework
• Provide templates for various softwares
– Openstack
– Hadoop
– SGE
– Eucalyptus
• Templates are customizable by user
• Templates can be added by user
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11. It’s Fast
• Deploy parallelly in distributed environment
– Considering dependencies of components
• nova-api depends on mysql server.
hadoop installation time
70
60
50
40
time(second)
30
20
10
0
0 1 2 3 4 5 6 7 8
number of data node
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12. It’s Scalable
• dodai-deploy server can be scaled such as …
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13. It’s easy to use
• Web UI
•
• CLI commands
– script/cli.rb SERVER RESOURCE ACTION [PARAM1 PARAM2 …]
• REST APIs
– Provide REST APIs simulator in WEB UI. Enjoy it.
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14. How does dodai-deploy work?
MCollective
dodai-deploy server puppet
Ruby on Rails
dodai-deploy nodes
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15. More details
15

16. What’s new today
• Install as a Service
• Support for Multi-OSes
• Support for Folsom
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17. Install as a Service
• Provide installation of softwares as a service
• No longer installation of dodai-deploy server
– Global dodai-deploy server
• Add nodes belongs to user
• User defined proposals(templates)
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18. Install as a Service
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19. Install as a Service
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20. Multi-OSes
• Support for CentOS
– With same UI, but different set up scripts for dodai-deploy
– setup-env.centos/setup.sh …
• Support OpenStack Essex CentOS now
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21. Support for Folsom
• Folsom Release
– Compute
• Nova
• Horizon
• Quantum
• Cinder
– Glance
– Keystone
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22. What's the next of dodai-deploy
• Construct a global server to provide "Install as a Service"
• Provide more templates for popular softwares
• Add function to upload the template of new software
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23. What’s dodai-compute?
●
Bare metal version of nova(diablo)
• With license Apache2
• Please visit
http://github.com/nii-cloud/dodai-compute
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24. What’s features?
• Provide the same interface with nova to operate on
physical machines.
• Prepare installed machines in resource pool.
• Separate network logically with OpenFlow switch.
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25. What’s inside dodai-compute
OpenFlow
modified nova controller
cobbler
OpenFlow
switch
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26. What’s the next of dodai-compute
• Shorten the time of installation
– With kexec to bypass BIOS, shorten the time from
10'15” to 1'30”
• Provide console of physical machine to users
– Implement with SOL(Serial on LAN) of
IPMI
• Start machine with “Wake on LAN”
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27. Demo: Install as a Service
• Construct a multiple compute nodes openstack folsom
cloud on EC2
– nova-compute node X 3
– others X 1
• Steps
– 1. register a new user
– 2. create instances on EC2 and add as nodes
– 3. create a proposal
– 4. install
– 5. test
– 6. use dashboard
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28. Summary
• dodai
– CaaS
• dodai-deploy
– http://github.com/nii/dodai-deploy
– Multiple OSes supported (Ubuntu, CentOS)
– Install as a Service
– Folsom supported
• dodai-compute
– http://github.com/nii/dodai-compute
– Bare metal version of nova
– Minimize installation time with kexec
– Provide console of machine to user with IPMI's SOL
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29. Questions?
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30. Thank you very much!
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