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/storage/elasticsearch/elasticsearch.go

@@ -0,0 +1,158 @@
+// Copyright 2015 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 elasticsearch
+
+import (
+	"flag"
+	"fmt"
+	"os"
+	"sync"
+	"time"
+
+	info "github.com/google/cadvisor/info/v1"
+	storage "github.com/google/cadvisor/storage"
+
+	"gopkg.in/olivere/elastic.v2"
+)
+
+func init() {
+	storage.RegisterStorageDriver("elasticsearch", new)
+}
+
+type elasticStorage struct {
+	client      *elastic.Client
+	machineName string
+	indexName   string
+	typeName    string
+	lock        sync.Mutex
+}
+
+type detailSpec struct {
+	Timestamp      int64                `json:"timestamp"`
+	MachineName    string               `json:"machine_name,omitempty"`
+	ContainerName  string               `json:"container_Name,omitempty"`
+	ContainerStats *info.ContainerStats `json:"container_stats,omitempty"`
+}
+
+var (
+	argElasticHost   = flag.String("storage_driver_es_host", "http://localhost:9200", "ElasticSearch host:port")
+	argIndexName     = flag.String("storage_driver_es_index", "cadvisor", "ElasticSearch index name")
+	argTypeName      = flag.String("storage_driver_es_type", "stats", "ElasticSearch type name")
+	argEnableSniffer = flag.Bool("storage_driver_es_enable_sniffer", false, "ElasticSearch uses a sniffing process to find all nodes of your cluster by default, automatically")
+)
+
+func new() (storage.StorageDriver, error) {
+	hostname, err := os.Hostname()
+	if err != nil {
+		return nil, err
+	}
+	return newStorage(
+		hostname,
+		*argIndexName,
+		*argTypeName,
+		*argElasticHost,
+		*argEnableSniffer,
+	)
+}
+
+func (self *elasticStorage) containerStatsAndDefaultValues(
+	ref info.ContainerReference, stats *info.ContainerStats) *detailSpec {
+	timestamp := stats.Timestamp.UnixNano() / 1E3
+	var containerName string
+	if len(ref.Aliases) > 0 {
+		containerName = ref.Aliases[0]
+	} else {
+		containerName = ref.Name
+	}
+	detail := &detailSpec{
+		Timestamp:      timestamp,
+		MachineName:    self.machineName,
+		ContainerName:  containerName,
+		ContainerStats: stats,
+	}
+	return detail
+}
+
+func (self *elasticStorage) AddStats(ref info.ContainerReference, stats *info.ContainerStats) error {
+	if stats == nil {
+		return nil
+	}
+	func() {
+		// AddStats will be invoked simultaneously from multiple threads and only one of them will perform a write.
+		self.lock.Lock()
+		defer self.lock.Unlock()
+		// Add some default params based on ContainerStats
+		detail := self.containerStatsAndDefaultValues(ref, stats)
+		// Index a cadvisor (using JSON serialization)
+		_, err := self.client.Index().
+			Index(self.indexName).
+			Type(self.typeName).
+			BodyJson(detail).
+			Do()
+		if err != nil {
+			// Handle error
+			fmt.Printf("failed to write stats to ElasticSearch - %s", err)
+			return
+		}
+	}()
+	return nil
+}
+
+func (self *elasticStorage) Close() error {
+	self.client = nil
+	return nil
+}
+
+// machineName: A unique identifier to identify the host that current cAdvisor
+// instance is running on.
+// ElasticHost: The host which runs ElasticSearch.
+func newStorage(
+	machineName,
+	indexName,
+	typeName,
+	elasticHost string,
+	enableSniffer bool,
+) (storage.StorageDriver, error) {
+	// Obtain a client and connect to the default Elasticsearch installation
+	// on 127.0.0.1:9200. Of course you can configure your client to connect
+	// to other hosts and configure it in various other ways.
+	client, err := elastic.NewClient(
+		elastic.SetHealthcheck(true),
+		elastic.SetSniff(enableSniffer),
+		elastic.SetHealthcheckInterval(30*time.Second),
+		elastic.SetURL(elasticHost),
+	)
+	if err != nil {
+		// Handle error
+		return nil, fmt.Errorf("failed to create the elasticsearch client - %s", err)
+	}
+
+	// Ping the Elasticsearch server to get e.g. the version number
+	info, code, err := client.Ping().URL(elasticHost).Do()
+	if err != nil {
+		// Handle error
+		return nil, fmt.Errorf("failed to ping the elasticsearch - %s", err)
+
+	}
+	fmt.Printf("Elasticsearch returned with code %d and version %s", code, info.Version.Number)
+
+	ret := &elasticStorage{
+		client:      client,
+		machineName: machineName,
+		indexName:   indexName,
+		typeName:    typeName,
+	}
+	return ret, nil
+}