Move deps from _workspace/ to vendor/

godep restore
pushd $GOPATH/src/github.com/appc/spec
git co master
popd
go get go4.org/errorutil
rm -rf Godeps
godep save ./...
git add vendor
git add -f $(git ls-files --other vendor/)
git co -- Godeps/LICENSES Godeps/.license_file_state Godeps/OWNERS

vendor/github.com/google/cadvisor/container/rkt/helpers.go

@@ -0,0 +1,93 @@
+// 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 rkt
+
+import (
+	"fmt"
+	"io/ioutil"
+	"path"
+	"strings"
+
+	"github.com/golang/glog"
+)
+
+type parsedName struct {
+	Pod       string
+	Container string
+}
+
+func verifyName(name string) (bool, error) {
+	_, err := parseName(name)
+	return err == nil, err
+}
+
+/* Parse cgroup name into a pod/container name struct
+   Example cgroup fs name
+
+   pod - /sys/fs/cgroup/cpu/machine.slice/machine-rkt\\x2df556b64a\\x2d17a7\\x2d47d7\\x2d93ec\\x2def2275c3d67e.scope/
+   container under pod - /sys/fs/cgroup/cpu/machine.slice/machine-rkt\\x2df556b64a\\x2d17a7\\x2d47d7\\x2d93ec\\x2def2275c3d67e.scope/system.slice/alpine-sh.service
+*/
+//TODO{sjpotter}: this currently only recognizes machined started pods, which actually doesn't help with k8s which uses them as systemd services, need a solution for both
+func parseName(name string) (*parsedName, error) {
+	splits := strings.Split(name, "/")
+	if len(splits) == 3 || len(splits) == 5 {
+		parsed := &parsedName{}
+
+		if splits[1] == "machine.slice" {
+			replacer := strings.NewReplacer("machine-rkt\\x2d", "", ".scope", "", "\\x2d", "-")
+			parsed.Pod = replacer.Replace(splits[2])
+			if len(splits) == 3 {
+				return parsed, nil
+			}
+			if splits[3] == "system.slice" {
+				parsed.Container = strings.Replace(splits[4], ".service", "", -1)
+				return parsed, nil
+			}
+		}
+	}
+
+	return nil, fmt.Errorf("%s not handled by rkt handler", name)
+}
+
+// Gets a Rkt container's overlay upper dir
+func getRootFs(root string, parsed *parsedName) string {
+	/* Example of where it stores the upper dir key
+	for container
+		/var/lib/rkt/pods/run/bc793ec6-c48f-4480-99b5-6bec16d52210/appsinfo/alpine-sh/treeStoreID
+	for pod
+		/var/lib/rkt/pods/run/f556b64a-17a7-47d7-93ec-ef2275c3d67e/stage1TreeStoreID
+
+	*/
+
+	var tree string
+	if parsed.Container == "" {
+		tree = path.Join(root, "pods/run", parsed.Pod, "stage1TreeStoreID")
+	} else {
+		tree = path.Join(root, "pods/run", parsed.Pod, "appsinfo", parsed.Container, "treeStoreID")
+	}
+
+	bytes, err := ioutil.ReadFile(tree)
+	if err != nil {
+		glog.Infof("ReadFile failed, couldn't read %v to get upper dir: %v", tree, err)
+		return ""
+	}
+
+	s := string(bytes)
+
+	/* Example of where the upper dir is stored via key read above
+	   /var/lib/rkt/pods/run/bc793ec6-c48f-4480-99b5-6bec16d52210/overlay/deps-sha512-82a099e560a596662b15dec835e9adabab539cad1f41776a30195a01a8f2f22b/
+	*/
+	return path.Join(root, "pods/run", parsed.Pod, "overlay", s)
+}