index := index
		g.Go(func() error {
			if disks[index] == nil {
				return errDiskNotFound
			}

			// Pick one FileInfo for a disk at index.
			fi := metadata[index]
			// Assign index when index is initialized
			if fi.Erasure.Index == 0 {
				fi.Erasure.Index = index + 1
			}

			if !fi.IsValid() {
				return errFileCorrupt
			}

	globalObjectAPI = nil
	globalObjLayerMutex.Unlock()
}

// reset the value of the Global server config.
// set it to `nil`.
func resetGlobalConfig() {
	// hold the mutex lock before a new config is assigned.
	globalServerConfigMu.Lock()
	// Save the loaded config globally.
	globalServerConfig = nil
	globalServerConfigMu.Unlock()
}

func resetGlobalEndpoints() {
	globalEndpoints = EndpointServerPools{}
}

	if err != nil {
		t.Fatalf("Expected parsing to succeed but failed with %v", err)
	}
	for _, rule := range lc.Rules {
		if rule.ID == "" {
			t.Fatalf("Expected all rules to have a unique id assigned %#v", rule)
		}
	}
}

func TestFilterAndSetPredictionHeaders(t *testing.T) {
	lc := Lifecycle{
		Rules: []Rule{
			{
				ID:     "rule-1",
				Status: "Enabled",