4 AuthResult is the result from the request that was used to obtain a provider
5 client's Keystone token. It is returned from ProviderClient.GetAuthResult().
7 The following types satisfy this interface:
9 github.com/gophercloud/gophercloud/openstack/identity/v2/tokens.CreateResult
10 github.com/gophercloud/gophercloud/openstack/identity/v3/tokens.CreateResult
15 "github.com/gophercloud/gophercloud"
16 tokens2 "github.com/gophercloud/gophercloud/openstack/identity/v2/tokens"
17 tokens3 "github.com/gophercloud/gophercloud/openstack/identity/v3/tokens"
20 func GetAuthenticatedUserID(providerClient *gophercloud.ProviderClient) (string, error) {
21 r := providerClient.GetAuthResult()
23 //ProviderClient did not use openstack.Authenticate(), e.g. because token
24 //was set manually with ProviderClient.SetToken()
25 return "", errors.New("no AuthResult available")
27 switch r := r.(type) {
28 case tokens2.CreateResult:
29 u, err := r.ExtractUser()
34 case tokens3.CreateResult:
35 u, err := r.ExtractUser()
41 panic(fmt.Sprintf("got unexpected AuthResult type %t", r))
45 Both implementing types share a lot of methods by name, like ExtractUser() in
46 this example. But those methods cannot be part of the AuthResult interface
47 because the return types are different (in this case, type tokens2.User vs.
50 type AuthResult interface {
51 ExtractTokenID() (string, error)