feat(identity): add get endpoint by ID

acceptance/openstack/identity/v3/endpoint_test.go

@@ -39,6 +39,29 @@ func TestEndpointsList(t *testing.T) {
 	th.AssertEquals(t, found, true)
 }
 
+func TestEndpointsGet(t *testing.T) {
+	clients.RequireAdmin(t)
+
+	client, err := clients.NewIdentityV3Client()
+	th.AssertNoErr(t, err)
+
+	allPages, err := endpoints.List(client, nil).AllPages()
+	th.AssertNoErr(t, err)
+
+	allEndpoints, err := endpoints.ExtractEndpoints(allPages)
+	th.AssertNoErr(t, err)
+
+	endpoint := allEndpoints[0]
+	e, err := endpoints.Get(client, endpoint.ID).Extract()
+	if err != nil {
+		t.Fatalf("Unable to get endpoint: %v", err)
+	}
+
+	tools.PrintResource(t, p)
+
+	th.AssertEquals(t, e.Name, e.Name)
+}
+
 func TestEndpointsNavigateCatalog(t *testing.T) {
 	clients.RequireAdmin(t)
 

openstack/identity/v3/endpoints/requests.go

@@ -88,6 +88,13 @@ func List(client *gophercloud.ServiceClient, opts ListOptsBuilder) pagination.Pa
 	})
 }
 
+// Get retrieves details on a single endpoint, by ID.
+func Get(client *gophercloud.ServiceClient, id string) (r GetResult) {
+	resp, err := client.Get(endpointURL(client, id), &r.Body, nil)
+	_, r.Header, r.Err = gophercloud.ParseResponse(resp, err)
+	return
+}
+
 // UpdateOptsBuilder allows extensions to add parameters to the Update request.
 type UpdateOptsBuilder interface {
 	ToEndpointUpdateMap() (map[string]interface{}, error)

openstack/identity/v3/endpoints/results.go

@@ -19,6 +19,12 @@ func (r commonResult) Extract() (*Endpoint, error) {
 	return s.Endpoint, err
 }
 
+// GetResult is the response from a Get operation. Call its Extract method
+// to interpret it as an Endpoint.
+type GetResult struct {
+	commonResult
+}
+
 // CreateResult is the response from a Create operation. Call its Extract
 // method to interpret it as an Endpoint.
 type CreateResult struct {