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api_op_ListTaskDefinitions.go
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api_op_ListTaskDefinitions.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package ecs
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/service/ecs/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Returns a list of task definitions that are registered to your account. You can
// filter the results by family name with the familyPrefix parameter or by status
// with the status parameter.
func (c *Client) ListTaskDefinitions(ctx context.Context, params *ListTaskDefinitionsInput, optFns ...func(*Options)) (*ListTaskDefinitionsOutput, error) {
if params == nil {
params = &ListTaskDefinitionsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListTaskDefinitions", params, optFns, c.addOperationListTaskDefinitionsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListTaskDefinitionsOutput)
out.ResultMetadata = metadata
return out, nil
}
type ListTaskDefinitionsInput struct {
// The full family name to filter the ListTaskDefinitions results with. Specifying
// a familyPrefix limits the listed task definitions to task definition revisions
// that belong to that family.
FamilyPrefix *string
// The maximum number of task definition results that ListTaskDefinitions returned
// in paginated output. When this parameter is used, ListTaskDefinitions only
// returns maxResults results in a single page along with a nextToken response
// element. The remaining results of the initial request can be seen by sending
// another ListTaskDefinitions request with the returned nextToken value. This
// value can be between 1 and 100. If this parameter isn't used, then
// ListTaskDefinitions returns up to 100 results and a nextToken value if
// applicable.
MaxResults *int32
// The nextToken value returned from a ListTaskDefinitions request indicating that
// more results are available to fulfill the request and further calls will be
// needed. If maxResults was provided, it is possible the number of results to be
// fewer than maxResults .
//
// This token should be treated as an opaque identifier that is only used to
// retrieve the next items in a list and not for other programmatic purposes.
NextToken *string
// The order to sort the results in. Valid values are ASC and DESC . By default, (
// ASC ) task definitions are listed lexicographically by family name and in
// ascending numerical order by revision so that the newest task definitions in a
// family are listed last. Setting this parameter to DESC reverses the sort order
// on family name and revision. This is so that the newest task definitions in a
// family are listed first.
Sort types.SortOrder
// The task definition status to filter the ListTaskDefinitions results with. By
// default, only ACTIVE task definitions are listed. By setting this parameter to
// INACTIVE , you can view task definitions that are INACTIVE as long as an active
// task or service still references them. If you paginate the resulting output, be
// sure to keep the status value constant in each subsequent request.
Status types.TaskDefinitionStatus
noSmithyDocumentSerde
}
type ListTaskDefinitionsOutput struct {
// The nextToken value to include in a future ListTaskDefinitions request. When
// the results of a ListTaskDefinitions request exceed maxResults , this value can
// be used to retrieve the next page of results. This value is null when there are
// no more results to return.
NextToken *string
// The list of task definition Amazon Resource Name (ARN) entries for the
// ListTaskDefinitions request.
TaskDefinitionArns []string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListTaskDefinitionsMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsjson11_serializeOpListTaskDefinitions{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpListTaskDefinitions{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "ListTaskDefinitions"); err != nil {
return fmt.Errorf("add protocol finalizers: %v", err)
}
if err = addlegacyEndpointContextSetter(stack, options); err != nil {
return err
}
if err = addSetLoggerMiddleware(stack, options); err != nil {
return err
}
if err = addClientRequestID(stack); err != nil {
return err
}
if err = addComputeContentLength(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = addComputePayloadSHA256(stack); err != nil {
return err
}
if err = addRetry(stack, options); err != nil {
return err
}
if err = addRawResponseToMetadata(stack); err != nil {
return err
}
if err = addRecordResponseTiming(stack); err != nil {
return err
}
if err = addClientUserAgent(stack, options); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListTaskDefinitions(options.Region), middleware.Before); err != nil {
return err
}
if err = addRecursionDetection(stack); err != nil {
return err
}
if err = addRequestIDRetrieverMiddleware(stack); err != nil {
return err
}
if err = addResponseErrorMiddleware(stack); err != nil {
return err
}
if err = addRequestResponseLogging(stack, options); err != nil {
return err
}
if err = addDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
// ListTaskDefinitionsAPIClient is a client that implements the
// ListTaskDefinitions operation.
type ListTaskDefinitionsAPIClient interface {
ListTaskDefinitions(context.Context, *ListTaskDefinitionsInput, ...func(*Options)) (*ListTaskDefinitionsOutput, error)
}
var _ ListTaskDefinitionsAPIClient = (*Client)(nil)
// ListTaskDefinitionsPaginatorOptions is the paginator options for
// ListTaskDefinitions
type ListTaskDefinitionsPaginatorOptions struct {
// The maximum number of task definition results that ListTaskDefinitions returned
// in paginated output. When this parameter is used, ListTaskDefinitions only
// returns maxResults results in a single page along with a nextToken response
// element. The remaining results of the initial request can be seen by sending
// another ListTaskDefinitions request with the returned nextToken value. This
// value can be between 1 and 100. If this parameter isn't used, then
// ListTaskDefinitions returns up to 100 results and a nextToken value if
// applicable.
Limit int32
// Set to true if pagination should stop if the service returns a pagination token
// that matches the most recent token provided to the service.
StopOnDuplicateToken bool
}
// ListTaskDefinitionsPaginator is a paginator for ListTaskDefinitions
type ListTaskDefinitionsPaginator struct {
options ListTaskDefinitionsPaginatorOptions
client ListTaskDefinitionsAPIClient
params *ListTaskDefinitionsInput
nextToken *string
firstPage bool
}
// NewListTaskDefinitionsPaginator returns a new ListTaskDefinitionsPaginator
func NewListTaskDefinitionsPaginator(client ListTaskDefinitionsAPIClient, params *ListTaskDefinitionsInput, optFns ...func(*ListTaskDefinitionsPaginatorOptions)) *ListTaskDefinitionsPaginator {
if params == nil {
params = &ListTaskDefinitionsInput{}
}
options := ListTaskDefinitionsPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListTaskDefinitionsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListTaskDefinitionsPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next ListTaskDefinitions page.
func (p *ListTaskDefinitionsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListTaskDefinitionsOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.NextToken = p.nextToken
var limit *int32
if p.options.Limit > 0 {
limit = &p.options.Limit
}
params.MaxResults = limit
result, err := p.client.ListTaskDefinitions(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.NextToken
if p.options.StopOnDuplicateToken &&
prevToken != nil &&
p.nextToken != nil &&
*prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opListTaskDefinitions(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "ListTaskDefinitions",
}
}