ekristen/aws-nuke

package resources

import (
    "context"
    "fmt"
    "strings"

    "github.com/gotidy/ptr"

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

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

const EC2VPCEndpointConnectionResource = "EC2VPCEndpointConnection" //nolint:gosec,nolintlint

func init() {
    registry.Register(&registry.Registration{
        Name:     EC2VPCEndpointConnectionResource,
        Scope:    nuke.Account,
        Resource: &EC2VPCEndpointConnection{},
        Lister:   &EC2VPCEndpointConnectionLister{},
    })
}

type EC2VPCEndpointConnectionLister struct{}

func (l *EC2VPCEndpointConnectionLister) List(_ context.Context, o interface{}) ([]resource.Resource, error) {
    opts := o.(*nuke.ListerOpts)

    svc := ec2.New(opts.Session)
    resources := make([]resource.Resource, 0)
    params := &ec2.DescribeVpcEndpointConnectionsInput{
        MaxResults: aws.Int64(100),
    }

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

        for _, endpointConnection := range resp.VpcEndpointConnections {
            resources = append(resources, &EC2VPCEndpointConnection{
                svc:           svc,
                ServiceID:     endpointConnection.ServiceId,
                VPCEndpointID: endpointConnection.VpcEndpointId,
                State:         endpointConnection.VpcEndpointState,
                Owner:         endpointConnection.VpcEndpointOwner,
                Tags:          endpointConnection.Tags,
            })
        }

        if resp.NextToken == nil {
            break
        }

        params.NextToken = resp.NextToken
    }

    return resources, nil
}

type EC2VPCEndpointConnection struct {
    svc           *ec2.EC2
    ServiceID     *string
    VPCEndpointID *string
    State         *string
    Owner         *string
    Tags          []*ec2.Tag
}

func (r *EC2VPCEndpointConnection) Filter() error {
    if *r.State == awsutil.StateDeleting || *r.State == awsutil.StateDeleted {
        return fmt.Errorf("already deleted")
    }

    if strings.EqualFold(ptr.ToString(r.State), awsutil.StateRejected) {
        return fmt.Errorf("non-deletable state: rejected")
    }

    return nil
}

func (r *EC2VPCEndpointConnection) Remove(_ context.Context) error {
    params := &ec2.RejectVpcEndpointConnectionsInput{
        ServiceId: r.ServiceID,
        VpcEndpointIds: []*string{
            r.VPCEndpointID,
        },
    }

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

    return nil
}

func (r *EC2VPCEndpointConnection) Properties() types.Properties {
    return types.NewPropertiesFromStruct(r).
        Set("VpcEndpointID", r.VPCEndpointID) // TODO(v4): remove the extra set
}

func (r *EC2VPCEndpointConnection) String() string {
    return *r.ServiceID
}