insert.go

// Copyright 2020 Google LLC
//
// 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
//
//     https://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 instances is a set of utilities for managing Google Cloud VM instances.
package instances

import (
	"context"
	"fmt"
	"google.golang.org/api/compute/v1"
	"google.golang.org/api/option"
)

func insert(projectID string, zone string, resourceID string) (*compute.Operation, error) {
	ctx := context.Background()
	computeService, err := compute.NewService(ctx, option.WithEndpoint("https://compute.mtls.googleapis.com/compute/v1/projects/"))
	if err != nil {
		return nil, fmt.Errorf("compute.NewService: %v", err)
	}

	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"
	instance := &compute.Instance{
		Name:        resourceID,
		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{
			{
				AccessConfigs: []*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,
				},
			},
		},
	}

	resp, err := computeService.Instances.Insert(projectID, zone, instance).Do()
	if err != nil {
		return nil, fmt.Errorf("computeService.Instances.Insert: %v", err)
	}
	return resp, nil
}