Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/pkg/util/selinux/selinux_linux.go

@@ -0,0 +1,52 @@
+// +build linux
+
+/*
+Copyright 2014 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 selinux
+
+import (
+	"github.com/opencontainers/runc/libcontainer/selinux"
+)
+
+// SELinuxEnabled returns whether SELinux is enabled on the system.  SELinux
+// has a tri-state:
+//
+// 1.  disabled: SELinux Kernel modules not loaded, SELinux policy is not
+//     checked during Kernel MAC checks
+// 2.  enforcing: Enabled; SELinux policy violations are denied and logged
+//     in the audit log
+// 3.  permissive: Enabled, but SELinux policy violations are permitted and
+//     logged in the audit log
+//
+// SELinuxEnabled returns true if SELinux is enforcing or permissive, and
+// false if it is disabled.
+func SELinuxEnabled() bool {
+	return selinux.SelinuxEnabled()
+}
+
+// realSELinuxRunner is the real implementation of SELinuxRunner interface for
+// Linux.
+type realSELinuxRunner struct{}
+
+var _ SELinuxRunner = &realSELinuxRunner{}
+
+func (_ *realSELinuxRunner) Getfilecon(path string) (string, error) {
+	if !SELinuxEnabled() {
+		return "", nil
+	}
+	return selinux.Getfilecon(path)
+}