Don't fail if not all of the Services have been created yet.

But generate Warning events identifying the missing Services.

pkg/apiclient/spec.go

@@ -40,11 +40,15 @@ import (
 	"github.com/sirupsen/logrus"
 
 	api_v1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/errors"
 	core_v1_listers "k8s.io/client-go/listers/core/v1"
 	"k8s.io/client-go/tools/cache"
 )
 
-const vclSpecErr = "VCLspecError"
+const (
+	vclSpecErr  = "VCLspecError"
+	svcNotFound = "SvcNotFound"
+)
 
 // SpecUpdaterConfig represents the user configuration for k8s
 // resources that are considered for a VCL update.
@@ -152,6 +156,11 @@ func (updater *SpecUpdater) getSpec() (vcl.Spec, error) {
 		}
 		svc, err := updater.svc.Services(ns).Get(name)
 		if err != nil {
+			if errors.IsNotFound(err) {
+				updater.vc.WarnEvt(svcNotFound,
+					"Service \"%s\" not found", svcKey)
+				continue
+			}
 			return spec, err
 		}
 		// XXX same name in different namespaces
@@ -171,7 +180,7 @@ func (updater *SpecUpdater) getSpec() (vcl.Spec, error) {
 				svcsNotFound = append(svcsNotFound, name)
 			}
 		}
-		return spec, fmt.Errorf("Services not found, no update: %s",
+		updater.vc.WarnEvt(svcNotFound, "Services not found: %s",
 			svcsNotFound)
 	}
 	spec.Services = svcsSpec