ekristen/aws-nuke

package resources

import (
    "context"
    "fmt"

    "github.com/aws/aws-sdk-go/service/ec2"

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

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

const EC2PlacementGroupResource = "EC2PlacementGroup"

func init() {
    registry.Register(&registry.Registration{
        Name:     EC2PlacementGroupResource,
        Scope:    nuke.Account,
        Resource: &EC2PlacementGroup{},
        Lister:   &EC2PlacementGroupLister{},
    })
}

type EC2PlacementGroupLister struct{}

func (l *EC2PlacementGroupLister) List(_ context.Context, o interface{}) ([]resource.Resource, error) {
    opts := o.(*nuke.ListerOpts)

    svc := ec2.New(opts.Session)

    params := &ec2.DescribePlacementGroupsInput{}
    resp, err := svc.DescribePlacementGroups(params)
    if err != nil {
        return nil, err
    }

    resources := make([]resource.Resource, 0)
    for _, out := range resp.PlacementGroups {
        resources = append(resources, &EC2PlacementGroup{
            svc:   svc,
            name:  *out.GroupName,
            state: *out.State,
        })
    }

    return resources, nil
}

type EC2PlacementGroup struct {
    svc   *ec2.EC2
    name  string
    state string
}

func (p *EC2PlacementGroup) Filter() error {
    if p.state == awsutil.StateDeleted {
        return fmt.Errorf("already deleted")
    }
    return nil
}

func (p *EC2PlacementGroup) Remove(_ context.Context) error {
    params := &ec2.DeletePlacementGroupInput{
        GroupName: &p.name,
    }

    _, err := p.svc.DeletePlacementGroup(params)
    if err != nil {
        return err
    }

    return nil
}

func (p *EC2PlacementGroup) String() string {
    return p.name
}