ekristen/aws-nuke

package resources

import (
    "context"

    "fmt"
    "strings"

    "github.com/aws/aws-sdk-go/service/backup"

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

    "github.com/ekristen/aws-nuke/v3/pkg/nuke"
)

const AWSBackupPlanResource = "AWSBackupPlan"

func init() {
    registry.Register(&registry.Registration{
        Name:     AWSBackupPlanResource,
        Scope:    nuke.Account,
        Resource: &AWSBackupPlanLister{},
        Lister:   &AWSBackupPlanLister{},
    })
}

type AWSBackupPlanLister struct{}

func (l *AWSBackupPlanLister) List(_ context.Context, o interface{}) ([]resource.Resource, error) {
    opts := o.(*nuke.ListerOpts)

    svc := backup.New(opts.Session)
    falseValue := false
    maxBackupsLen := int64(100)
    params := &backup.ListBackupPlansInput{
        IncludeDeleted: &falseValue,
        MaxResults:     &maxBackupsLen, // aws default limit on number of backup plans per account
    }
    resources := make([]resource.Resource, 0)

    for {
        output, err := svc.ListBackupPlans(params)
        if err != nil {
            return nil, err
        }

        for _, plan := range output.BackupPlansList {
            tagsOutput, _ := svc.ListTags(&backup.ListTagsInput{ResourceArn: plan.BackupPlanArn})
            resources = append(resources, &BackupPlan{
                svc:  svc,
                id:   *plan.BackupPlanId,
                name: *plan.BackupPlanName,
                arn:  *plan.BackupPlanArn,
                tags: tagsOutput.Tags,
            })
        }

        if output.NextToken == nil {
            break
        }

        params.NextToken = output.NextToken
    }

    return resources, nil
}

type BackupPlan struct {
    svc  *backup.Backup
    id   string
    name string
    arn  string
    tags map[string]*string
}

func (b *BackupPlan) Properties() types.Properties {
    properties := types.NewProperties()
    properties.Set("ID", b.id)
    properties.Set("Name", b.name)
    for tagKey, tagValue := range b.tags {
        properties.Set(fmt.Sprintf("tag:%v", tagKey), *tagValue)
    }
    return properties
}

func (b *BackupPlan) Remove(_ context.Context) error {
    _, err := b.svc.DeleteBackupPlan(&backup.DeleteBackupPlanInput{
        BackupPlanId: &b.id,
    })
    return err
}

func (b *BackupPlan) String() string {
    return b.arn
}

func (b *BackupPlan) Filter() error {
    if strings.HasPrefix(b.name, "aws/efs/") {
        return fmt.Errorf("cannot delete EFS automatic backups backup plan")
    }
    return nil
}