ekristen/aws-nuke

package resources

import (
    "context"

    "fmt"

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

    "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 TransferServerUserResource = "TransferServerUser"

func init() {
    registry.Register(&registry.Registration{
        Name:     TransferServerUserResource,
        Scope:    nuke.Account,
        Resource: &TransferServerUser{},
        Lister:   &TransferServerUserLister{},
    })
}

type TransferServerUserLister struct{}

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

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

    params := &transfer.ListServersInput{
        MaxResults: aws.Int64(50),
    }

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

        for _, item := range output.Servers {
            userParams := &transfer.ListUsersInput{
                MaxResults: aws.Int64(100),
                ServerId:   item.ServerId,
            }

            for {
                userOutput, err := svc.ListUsers(userParams)
                if err != nil {
                    return nil, err
                }

                for _, user := range userOutput.Users {
                    descOutput, err := svc.DescribeUser(&transfer.DescribeUserInput{
                        ServerId: item.ServerId,
                        UserName: user.UserName,
                    })
                    if err != nil {
                        return nil, err
                    }

                    resources = append(resources, &TransferServerUser{
                        svc:      svc,
                        username: user.UserName,
                        serverID: item.ServerId,
                        tags:     descOutput.User.Tags,
                    })
                }

                if userOutput.NextToken == nil {
                    break
                }

                userParams.NextToken = userOutput.NextToken
            }
        }

        if output.NextToken == nil {
            break
        }

        params.NextToken = output.NextToken
    }

    return resources, nil
}

type TransferServerUser struct {
    svc      *transfer.Transfer
    username *string
    serverID *string
    tags     []*transfer.Tag
}

func (ts *TransferServerUser) Remove(_ context.Context) error {
    _, err := ts.svc.DeleteUser(&transfer.DeleteUserInput{
        ServerId: ts.serverID,
        UserName: ts.username,
    })

    return err
}

func (ts *TransferServerUser) String() string {
    return fmt.Sprintf("%s -> %s", *ts.serverID, *ts.username)
}

func (ts *TransferServerUser) Properties() types.Properties {
    properties := types.NewProperties()
    for _, tag := range ts.tags {
        properties.SetTag(tag.Key, tag.Value)
    }
    properties.
        Set("Username", ts.username).
        Set("ServerID", ts.serverID)
    return properties
}