Bump cAdvisor (and dependencies) godeps version

vendor/github.com/google/cadvisor/devicemapper/dmsetup_client.go

@@ -0,0 +1,56 @@
+// Copyright 2016 Google Inc. All Rights Reserved.
+//
+// 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 devicemapper
+
+import (
+	"os/exec"
+	"strconv"
+	"strings"
+
+	"github.com/golang/glog"
+)
+
+// DmsetupClient is a low-level client for interacting with devicemapper via
+// the dmsetup utility.
+type DmsetupClient interface {
+	Table(deviceName string) ([]byte, error)
+	Message(deviceName string, sector int, message string) ([]byte, error)
+	Status(deviceName string) ([]byte, error)
+}
+
+func NewDmsetupClient() DmsetupClient {
+	return &defaultDmsetupClient{}
+}
+
+// defaultDmsetupClient implements the standard behavior for interacting with dmsetup.
+type defaultDmsetupClient struct{}
+
+var _ DmsetupClient = &defaultDmsetupClient{}
+
+func (c *defaultDmsetupClient) Table(deviceName string) ([]byte, error) {
+	return c.dmsetup("table", deviceName)
+}
+
+func (c *defaultDmsetupClient) Message(deviceName string, sector int, message string) ([]byte, error) {
+	return c.dmsetup("message", deviceName, strconv.Itoa(sector), message)
+}
+
+func (c *defaultDmsetupClient) Status(deviceName string) ([]byte, error) {
+	return c.dmsetup("status", deviceName)
+}
+
+func (*defaultDmsetupClient) dmsetup(args ...string) ([]byte, error) {
+	glog.V(5).Infof("running dmsetup %v", strings.Join(args, " "))
+	return exec.Command("dmsetup", args...).Output()
+}