Vendor dependencies for GCS

vendor/google.golang.org/api/examples/compute.go

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+// Copyright 2017 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 main
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+	"os"
+	"strings"
+
+	compute "google.golang.org/api/compute/v1"
+	"google.golang.org/api/googleapi"
+)
+
+func init() {
+	scopes := strings.Join([]string{
+		compute.DevstorageFullControlScope,
+		compute.ComputeScope,
+	}, " ")
+	registerDemo("compute", scopes, computeMain)
+}
+
+func computeMain(client *http.Client, argv []string) {
+	if len(argv) != 2 {
+		fmt.Fprintln(os.Stderr, "Usage: compute project_id instance_name (to start an instance)")
+		return
+	}
+
+	service, err := compute.New(client)
+	if err != nil {
+		log.Fatalf("Unable to create Compute service: %v", err)
+	}
+
+	projectId := argv[0]
+	instanceName := argv[1]
+
+	prefix := "https://www.googleapis.com/compute/v1/projects/" + projectId
+	imageURL := "https://www.googleapis.com/compute/v1/projects/debian-cloud/global/images/debian-7-wheezy-v20140606"
+	zone := "us-central1-a"
+
+	// Show the current images that are available.
+	res, err := service.Images.List(projectId).Do()
+	log.Printf("Got compute.Images.List, err: %#v, %v", res, err)
+
+	instance := &compute.Instance{
+		Name:        instanceName,
+		Description: "compute sample instance",
+		MachineType: prefix + "/zones/" + zone + "/machineTypes/n1-standard-1",
+		Disks: []*compute.AttachedDisk{
+			{
+				AutoDelete: true,
+				Boot:       true,
+				Type:       "PERSISTENT",
+				InitializeParams: &compute.AttachedDiskInitializeParams{
+					DiskName:    "my-root-pd",
+					SourceImage: imageURL,
+				},
+			},
+		},
+		NetworkInterfaces: []*compute.NetworkInterface{
+			&compute.NetworkInterface{
+				AccessConfigs: []*compute.AccessConfig{
+					&compute.AccessConfig{
+						Type: "ONE_TO_ONE_NAT",
+						Name: "External NAT",
+					},
+				},
+				Network: prefix + "/global/networks/default",
+			},
+		},
+		ServiceAccounts: []*compute.ServiceAccount{
+			{
+				Email: "default",
+				Scopes: []string{
+					compute.DevstorageFullControlScope,
+					compute.ComputeScope,
+				},
+			},
+		},
+	}
+
+	op, err := service.Instances.Insert(projectId, zone, instance).Do()
+	log.Printf("Got compute.Operation, err: %#v, %v", op, err)
+	etag := op.Header.Get("Etag")
+	log.Printf("Etag=%v", etag)
+
+	inst, err := service.Instances.Get(projectId, zone, instanceName).IfNoneMatch(etag).Do()
+	log.Printf("Got compute.Instance, err: %#v, %v", inst, err)
+	if googleapi.IsNotModified(err) {
+		log.Printf("Instance not modified since insert.")
+	} else {
+		log.Printf("Instance modified since insert.")
+	}
+}