February 2018
Intermediate to advanced
300 pages
6h 17m
English
Content preview from Extending OpenStack
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The multitude faces of the token
This section will be dedicated to briefly analyzing the evolution of the Keystone token and the different formats it can support. This might be important to bear in mind before starting to evaluate the most suitable solution to consolidate an authentication and authorization system management tool in the cloud environment:
- Universally Unique IDentifier (UUID) token: As far as back as the Folsom release, Keystone used the UUID format. For each API call, the UUID token will be passed along the request to the service endpoint and therefore, to Keystone. It will be then validated against the Keystone backend. UUID tokens are a 32-character length string.
- Public Key Infrastructure (PKI) tokens: Starting from Grizzly ...
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