Hi,

Looking at your posts
openstack/keystone<https://github.com/openstack/keystone>at GitHub
seems to be the recommended version for Diablo, however Launchpad
points to this version <https://launchpad.net/keystone/diablo>, so I'm a bit
confused about which is the Diablo version for Keystone. Any hint about
this?

Bye.

2011/9/21 Dolph Mathews <[email protected]>

> **
> I believe this review satisfies the remaining requirements that keystone
> was lacking:
>
> https://review.openstack.org/#change,516
>
> See the new functional test in keystone/test/functional/test_auth.py:
> test_user_auth_with_role_on_tenant(), which illustrates the flow you
> outlined.
>
> At the moment, the only issue preventing a merge appears to be that the
> LDAP-backend implementation is failing to return GET /tenants properly. Any
> help here would be appreciated, as I'm sure someone else is more familiar
> with LDAP than I.
>
> -Dolph
>
>
> On 09/21/2011 03:16 AM, Jesse Andrews wrote:
>
> As part of the release meeting today we talked about getting a preview 
> release of keystone + dash + diablo working asap.  This is an attempt to 
> summarize the major interfaces.  Ziad and team have an identity guide (they 
> are updating and can share asap) to help flush this out.
>
> Here is what I see needs implemented to make Dash + Nova + Keystone work 
> together.  This is a subset of the auth spec (what Ziad & team are working to 
> support Diablo as these are the contracts between those services)
>
> 1. CREATE TOKEN: (enduser api)        POST /v2.0/tokens
>     post data: 
> https://github.com/openstack/keystone/blob/master/keystone/content/common/samples/auth_credentials.json
>     response: 
> https://github.com/openstack/keystone/blob/master/keystone/content/common/samples/auth.json
>
> 2. VALIDATE TOKEN: (admin api)         GET 
> /v2.0/tokens/(token)?[belongs_to=(tenant_id)]
>     response: 
> https://github.com/openstack/keystone/blob/master/keystone/content/common/samples/validatetoken.json
>
> 3. TENANTS FOR TOKEN: (user api)    GET /v2.0/tenants
>      returns: 
> https://github.com/openstack/identity-api/blob/master/openstack-identity-api/src/docbkx/samples/tenants.json
>
> These 3 APIs are the meat of the keystone auth api (disregarding CRUD 
> operations for users/tenants)
>
> Flow:
>
> * user visits a web console to login to openstack
> * dashboard uses keystone to authenticate (dashboard has no internal user 
> system, and shouldn't store username/password in session/shared state)
> * since there can be a many to many relationship between users and tenants, 
> the user might need to specify the tenant they want to operate on before 
> talking with services like nova/glance/...
> * A service like NOVA need to validate (via http proxy or middleware) the 
> token and return a USER, TENANT (previously known as a project in nova), and 
> a list of roles.
>
> Notes:
>
> * a tenant is a "project" in nova and an "account" in swift.  Think of it as 
> the entity that "owns" the resources.
> * a user is the acting entity.
> * while keystone implements many-to-many tenant/user support, services should 
> support many-to-many, one-to-many, one-to-one - as the API makes no 
> assumptions about the hierarchical nature of the users/tenants
> * when getting the response to the "create unscoped token", I write that it 
> returns "stuff".  While it technically returns the roles, serviceCatalog, 
> userinfo (same structure as for the scoped token), it isn't guaranteed to be 
> the complete list of roles/endpoints for every tenant the user is a member of.
> * since the goal of the dashboard is to toggle visibility/functionality based 
> on capabilities presented in the service catalog, we ask for a scoped token 
> that has the capabilities for the tenant / user pair.
> * I use nova as my example but the approach is generalized.
> * crud operations for users/tenants exists both in "keystone-manage" and api 
> calls.  While dashboard has had user management capabilities in the past, we 
> might rely on command line user management for the first release of the 
> preview.
> * mistakes in this summary are mine (please correct me)…  up until a few 
> hours ago I had assumed the relationship betweens tenants/users and tokens 
> was subtly different.
>
>
>
>
>
>
>
>
> ps. The swimlane (sequence diagram) was generated with sdedit (sourceforge) 
> and is attached for patches :)
>
>
>
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