LogDog: Update to archival V2.

appengine/logdog/coordinator/endpoints/services/service.go

Index: appengine/logdog/coordinator/endpoints/services/service.go
diff --git a/appengine/logdog/coordinator/endpoints/services/service.go b/appengine/logdog/coordinator/endpoints/services/service.go
index 14e9a805531121e471bfc560ecbe59a9cd08c9d4..02a37b25dc10f5d8bdbdf29be9eb887fb3ecf042 100644
--- a/appengine/logdog/coordinator/endpoints/services/service.go
+++ b/appengine/logdog/coordinator/endpoints/services/service.go
@@ -5,21 +5,30 @@
 package services
 
 import (
-	"github.com/luci/luci-go/appengine/logdog/coordinator/config"
+	"github.com/luci/luci-go/appengine/logdog/coordinator"
 	"github.com/luci/luci-go/common/api/logdog_coordinator/services/v1"
 	"github.com/luci/luci-go/common/grpcutil"
 	log "github.com/luci/luci-go/common/logging"
 	"golang.org/x/net/context"
 )
 
+// Server is a Cloud Endpoint service supporting privileged support services.
+//
+// This endpoint is restricted to LogDog support service accounts.
+type Server struct {
+	coordinator.ServiceBase
+}
+
+var _ logdog.ServicesServer = (*Server)(nil)
+
 // Auth is endpoint middleware that asserts that the current user is a member of
 // the configured group.
-func Auth(c context.Context) error {
-	if err := config.IsServiceUser(c); err != nil {
+func Auth(c context.Context, svc coordinator.Services) error {
+	if err := coordinator.IsServiceUser(c, svc); err != nil {
 		log.Fields{
 			log.ErrorKey: err,
 		}.Errorf(c, "Failed to authenticate user as a service.")
-		if !config.IsMembershipError(err) {
+		if !coordinator.IsMembershipError(err) {
 			// Not a membership error. Something went wrong on the server's end.
 			return grpcutil.Internal
 		}
@@ -27,10 +36,3 @@ func Auth(c context.Context) error {
 	}
 	return nil
 }
-
-// Server is a Cloud Endpoint service supporting privileged support services.
-//
-// This endpoint is restricted to LogDog support service accounts.
-type Server struct{}
-
-var _ logdog.ServicesServer = (*Server)(nil)