Split implementations from generic code

core/pkg/ingress/annotations/secureupstream/main.go

@@ -0,0 +1,33 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package secureupstream
+
+import (
+	"k8s.io/ingress/core/pkg/ingress/annotations/parser"
+
+	"k8s.io/kubernetes/pkg/apis/extensions"
+)
+
+const (
+	secureUpstream = "ingress.kubernetes.io/secure-backends"
+)
+
+// ParseAnnotations parses the annotations contained in the ingress
+// rule used to indicate if the upstream servers should use SSL
+func ParseAnnotations(ing *extensions.Ingress) (bool, error) {
+	return parser.GetBoolAnnotation(secureUpstream, ing)
+}