Open Stack

Alexey - 

where's the library of common that you've put together? Is it committed to openstack-common? somewhere else?

-joe

On Jun 19, 2012, at 9:43 AM, Alexey Ababilov wrote:
> Unfortunately, nova, keystone, and glance clients are very inconsistent. A lot of code is copied between all these clients instead of moving it to a common library. The code was edited without synchronization between clients, so, they have different behaviour:
> 
> all client constructors use different parameters (api_key in nova or password in keystone and so on);
> keystoneclient authenticates immediately in __init__, while novaclient does in lazily during first method call;
> {keystone,nova}client can manage service catalogs and accept keystone's auth URI while glanceclient allows endpoints only;
> keystoneclient can support authorization with an unscoped token but novaclient doesn't;
> novaclient uses class composition while keystoneclient uses inheritance.
> I have developed a library to unify current clients. The library can be used as-is, but it would be better if openstack clients dropped their common code (base.py, exceptions.py and so on) and just began to import common code.
> 
> Here is an example of using unified clients.
> from openstackclient_base import patch_clients
> from openstackclient_base.client import HttpClient
> http_client = HttpClient(username="...", password="...", tenant_name="...", auth_uri="...")
> 
> from openstackclient_base.nova.client import ComputeClient
> print ComputeClient(http_client).servers.list()
> 
> from openstackclient_base.keystone.client import IdentityPublicClient
> print IdentityPublicClient(http_client).tenants.list()
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