ekristen/aws-nuke

package resources

import (
    "context"
    "fmt"

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

    "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 DAXSubnetGroupResource = "DAXSubnetGroup"

func init() {
    registry.Register(&registry.Registration{
        Name:     DAXSubnetGroupResource,
        Scope:    nuke.Account,
        Resource: &DAXSubnetGroup{},
        Lister:   &DAXSubnetGroupLister{},
    })
}

type DAXSubnetGroupLister struct{}

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

    svc := dax.New(opts.Session)
    resources := make([]resource.Resource, 0)

    params := &dax.DescribeSubnetGroupsInput{
        MaxResults: aws.Int64(100),
    }

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

        for _, subnet := range output.SubnetGroups {
            resources = append(resources, &DAXSubnetGroup{
                svc:  svc,
                Name: subnet.SubnetGroupName,
            })
        }

        if output.NextToken == nil {
            break
        }

        params.NextToken = output.NextToken
    }

    return resources, nil
}

type DAXSubnetGroup struct {
    svc  *dax.DAX
    Name *string
}

func (r *DAXSubnetGroup) Filter() error {
    if *r.Name == "default" { //nolint:goconst,nolintlint
        return fmt.Errorf("cannot delete default DAX Subnet group")
    }
    return nil
}

func (r *DAXSubnetGroup) Remove(_ context.Context) error {
    _, err := r.svc.DeleteSubnetGroup(&dax.DeleteSubnetGroupInput{
        SubnetGroupName: r.Name,
    })

    return err
}

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

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