API for authenticate/deauthenticate (#151)

* Creating the authentication API.

internal/servers/controller/handlers/organizations/organization_service.go

@@ -12,6 +12,8 @@ import (
 	"github.com/hashicorp/watchtower/internal/servers/controller/common"
 	"github.com/hashicorp/watchtower/internal/servers/controller/handlers"
 	"github.com/hashicorp/watchtower/internal/types/scope"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
 	"google.golang.org/protobuf/types/known/wrapperspb"
 )
 
@@ -57,6 +59,16 @@ func (s Service) GetOrganization(ctx context.Context, req *pbs.GetOrganizationRe
 	return &pbs.GetOrganizationResponse{Item: o}, nil
 }
 
+// Authenticate implements the interface pbs.OrganizationServiceServer.
+func (s Service) Authenticate(ctx context.Context, req *pbs.AuthenticateRequest) (*pbs.AuthenticateResponse, error) {
+	return nil, status.Error(codes.Unimplemented, "Requested method is unimplemented for Organization.")
+}
+
+// Deauthenticate implements the interface pbs.OrganizationServiceServer.
+func (s Service) Deauthenticate(ctx context.Context, req *pbs.DeauthenticateRequest) (*pbs.DeauthenticateResponse, error) {
+	return nil, status.Error(codes.Unimplemented, "Requested method is unimplemented for Organization.")
+}
+
 func (s Service) getFromRepo(ctx context.Context, id string) (*pb.Organization, error) {
 	repo, err := s.repo()
 	if err != nil {