ekristen/gcp-nuke

package resources

import (
    "context"
    "errors"
    "github.com/gotidy/ptr"
    "strings"

    "github.com/sirupsen/logrus"

    "google.golang.org/api/iterator"

    compute "cloud.google.com/go/compute/apiv1"
    "cloud.google.com/go/compute/apiv1/computepb"

    "github.com/ekristen/libnuke/pkg/registry"
    "github.com/ekristen/libnuke/pkg/resource"
    "github.com/ekristen/libnuke/pkg/types"

    "github.com/ekristen/gcp-nuke/pkg/nuke"
)

const ComputeDiskResource = "ComputeDisk"

func init() {
    registry.Register(&registry.Registration{
        Name:   ComputeDiskResource,
        Scope:  nuke.Project,
        Lister: &ComputeDiskLister{},
    })
}

type ComputeDiskLister struct {
    svc *compute.DisksClient
}

func (l *ComputeDiskLister) List(ctx context.Context, o interface{}) ([]resource.Resource, error) {
    var resources []resource.Resource

    opts := o.(*nuke.ListerOpts)
    if err := opts.BeforeList(nuke.Regional, "compute.googleapis.com"); err != nil {
        return resources, err
    }

    if l.svc == nil {
        var err error
        l.svc, err = compute.NewDisksRESTClient(ctx, opts.ClientOptions...)
        if err != nil {
            return nil, err
        }
    }

    for _, zone := range opts.Zones {
        req := &computepb.ListDisksRequest{
            Project: *opts.Project,
            Zone:    zone,
        }

        it := l.svc.List(ctx, req)

        for {
            resp, err := it.Next()
            if errors.Is(err, iterator.Done) {
                break
            }
            if err != nil {
                logrus.WithError(err).Error("unable to iterate compute disks")
                break
            }

            typeParts := strings.Split(resp.GetType(), "/")
            typeName := typeParts[len(typeParts)-1]

            resources = append(resources, &ComputeDisk{
                svc:     l.svc,
                project: opts.Project,
                region:  opts.Region,
                Name:    resp.Name,
                Zone:    ptr.String(zone),
                Arch:    resp.Architecture,
                Size:    resp.SizeGb,
                Type:    ptr.String(typeName),
                Labels:  resp.Labels,
            })
        }
    }

    return resources, nil
}

type ComputeDisk struct {
    svc     *compute.DisksClient
    project *string
    region  *string
    Name    *string
    Zone    *string
    Arch    *string
    Size    *int64
    Type    *string
    Labels  map[string]string `property:"tagPrefix=label"`
}

func (r *ComputeDisk) Remove(ctx context.Context) error {
    _, err := r.svc.Delete(ctx, &computepb.DeleteDiskRequest{
        Project: *r.project,
        Zone:    *r.Zone,
        Disk:    *r.Name,
    })
    return err
}

func (r *ComputeDisk) Properties() types.Properties {
    return types.NewPropertiesFromStruct(r)
}

func (r *ComputeDisk) String() string {
    return *r.Name
}