ekristen/aws-nuke

package resources

import (
    "context"
    "time"

    "go.uber.org/ratelimit"

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

    "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 APIGatewayRestAPIResource = "APIGatewayRestAPI"

// Rate limit to avoid throttling when deleting API Gateway Rest APIs
// The API Gateway Delete Rest API has a limit of 1 request per 30 seconds for each account
// https://docs.aws.amazon.com/apigateway/latest/developerguide/limits.html
// Note: due to time drift, set to 31 seconds to be safe.
var deleteRestAPILimit = ratelimit.New(1, ratelimit.Per(32*time.Second))

func init() {
    registry.Register(&registry.Registration{
        Name:     APIGatewayRestAPIResource,
        Scope:    nuke.Account,
        Resource: &APIGatewayRestAPI{},
        Lister:   &APIGatewayRestAPILister{},
    })
}

type APIGatewayRestAPILister struct{}

type APIGatewayRestAPI struct {
    svc         *apigateway.APIGateway
    restAPIID   *string
    name        *string
    version     *string
    createdDate *time.Time
    tags        map[string]*string
}

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

    var resources []resource.Resource

    params := &apigateway.GetRestApisInput{
        Limit: aws.Int64(100),
    }

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

        for _, item := range output.Items {
            resources = append(resources, &APIGatewayRestAPI{
                svc:         svc,
                restAPIID:   item.Id,
                name:        item.Name,
                version:     item.Version,
                createdDate: item.CreatedDate,
                tags:        item.Tags,
            })
        }

        if output.Position == nil {
            break
        }

        params.Position = output.Position
    }

    return resources, nil
}

func (f *APIGatewayRestAPI) Remove(_ context.Context) error {
    deleteRestAPILimit.Take()

    _, err := f.svc.DeleteRestApi(&apigateway.DeleteRestApiInput{
        RestApiId: f.restAPIID,
    })

    return err
}

func (f *APIGatewayRestAPI) String() string {
    return *f.restAPIID
}

func (f *APIGatewayRestAPI) Properties() types.Properties {
    properties := types.NewProperties()
    for key, tag := range f.tags {
        properties.SetTag(&key, tag)
    }
    properties.
        Set("APIID", f.restAPIID).
        Set("Name", f.name).
        Set("Version", f.version).
        Set("CreatedDate", f.createdDate.Format(time.RFC3339))
    return properties
}