NewAccessService returns new access service instance.

NewCAService returns new instance of CAService.

NewClusterConfigurationService returns a new ClusterConfigurationService.

NewIdentityService returns a new instance of IdentityService object.

NewPresenceService returns new presence service instance.

NewProvisioningService returns a new instance of provisioning service.

AccessService manages roles.

CA is local implementation of Trust service that is using local backend.

ClusterConfigurationService is responsible for managing cluster configuration.

IdentityService is responsible for managing web users and currently user accounts as well.

u2f.Registration cannot be json marshalled due to the pointer in the public key so we have this marshallable version.

PresenceService records and reports the presence of all components of the cluster - Nodes, Proxies and SSH nodes.

ProvisioningService governs adding new nodes to the cluster.