axel3rd commented on this pull request.
> + +Openstack Keystone (aka: [OpenStack Identity Service](https://docs.openstack.org/keystone/latest/)) has major changes between v2 and v3 (detail. [Identity API v2.0 and v3 History](https://docs.openstack.org/keystone/latest/contributor/http-api.html)). + +Basically to login, you should provide: + +* On v2: *tenant*, *user*, *password*. +* On v3: a *project* (new name for *tenant*), an authentication *domain* for this *project*, a *user*, an authentication *domain* for this *user* (the two domains can be different). + +JClouds provide backward compatibility between keystone v2-v3 ... but you should have following section in mind to fully understand the authentication on your Openstack platform (in addition of blog: [OpenStack Keystone V3 Support](https://jclouds.apache.org/blog/2018/01/16/keystone-v3/)). + +### v2 + +This snippet: +{% highlight java %} +final Properties overrides = new Properties(); +overrides.put(KeystoneProperties.KEYSTONE_VERSION, "2"); According the Javadoc the [default is 3](https://github.com/jclouds/jclouds/blob/master/apis/openstack-keystone/src/main/java/org/jclouds/openstack/keystone/config/KeystoneProperties.java#L91) ; but I have not verified or really measured the impact to not provide this property ... -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/jclouds/jclouds-site/pull/214#discussion_r186407829
