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api_op_DescribeTags.go
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api_op_DescribeTags.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package efs
import (
"context"
"errors"
"fmt"
"github.com/aws/aws-sdk-go-v2/aws"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
internalauth "github.com/aws/aws-sdk-go-v2/internal/auth"
"github.com/aws/aws-sdk-go-v2/service/efs/types"
smithyendpoints "github.com/aws/smithy-go/endpoints"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// DEPRECATED - The DescribeTags action is deprecated and not maintained. To view
// tags associated with EFS resources, use the ListTagsForResource API action.
// Returns the tags associated with a file system. The order of tags returned in
// the response of one DescribeTags call and the order of tags returned across the
// responses of a multiple-call iteration (when using pagination) is unspecified.
// This operation requires permissions for the elasticfilesystem:DescribeTags
// action.
//
// Deprecated: Use ListTagsForResource.
func (c *Client) DescribeTags(ctx context.Context, params *DescribeTagsInput, optFns ...func(*Options)) (*DescribeTagsOutput, error) {
if params == nil {
params = &DescribeTagsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeTags", params, optFns, c.addOperationDescribeTagsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeTagsOutput)
out.ResultMetadata = metadata
return out, nil
}
type DescribeTagsInput struct {
// The ID of the file system whose tag set you want to retrieve.
//
// This member is required.
FileSystemId *string
// (Optional) An opaque pagination token returned from a previous DescribeTags
// operation (String). If present, it specifies to continue the list from where the
// previous call left off.
Marker *string
// (Optional) The maximum number of file system tags to return in the response.
// Currently, this number is automatically set to 100, and other values are
// ignored. The response is paginated at 100 per page if you have more than 100
// tags.
MaxItems *int32
noSmithyDocumentSerde
}
type DescribeTagsOutput struct {
// Returns tags associated with the file system as an array of Tag objects.
//
// This member is required.
Tags []types.Tag
// If the request included a Marker , the response returns that value in this field.
Marker *string
// If a value is present, there are more tags to return. In a subsequent request,
// you can provide the value of NextMarker as the value of the Marker parameter in
// your next request to retrieve the next set of tags.
NextMarker *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribeTagsMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsRestjson1_serializeOpDescribeTags{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsRestjson1_deserializeOpDescribeTags{}, middleware.After)
if err != nil {
return err
}
if err = addlegacyEndpointContextSetter(stack, options); err != nil {
return err
}
if err = addSetLoggerMiddleware(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
return err
}
if err = addRetryMiddlewares(stack, options); err != nil {
return err
}
if err = addHTTPSignerV4Middleware(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
return err
}
if err = awsmiddleware.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 = addDescribeTagsResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = addOpDescribeTagsValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeTags(options.Region), middleware.Before); err != nil {
return err
}
if err = awsmiddleware.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 = addendpointDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
// DescribeTagsAPIClient is a client that implements the DescribeTags operation.
type DescribeTagsAPIClient interface {
DescribeTags(context.Context, *DescribeTagsInput, ...func(*Options)) (*DescribeTagsOutput, error)
}
var _ DescribeTagsAPIClient = (*Client)(nil)
// DescribeTagsPaginatorOptions is the paginator options for DescribeTags
type DescribeTagsPaginatorOptions struct {
// (Optional) The maximum number of file system tags to return in the response.
// Currently, this number is automatically set to 100, and other values are
// ignored. The response is paginated at 100 per page if you have more than 100
// tags.
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
}
// DescribeTagsPaginator is a paginator for DescribeTags
type DescribeTagsPaginator struct {
options DescribeTagsPaginatorOptions
client DescribeTagsAPIClient
params *DescribeTagsInput
nextToken *string
firstPage bool
}
// NewDescribeTagsPaginator returns a new DescribeTagsPaginator
func NewDescribeTagsPaginator(client DescribeTagsAPIClient, params *DescribeTagsInput, optFns ...func(*DescribeTagsPaginatorOptions)) *DescribeTagsPaginator {
if params == nil {
params = &DescribeTagsInput{}
}
options := DescribeTagsPaginatorOptions{}
if params.MaxItems != nil {
options.Limit = *params.MaxItems
}
for _, fn := range optFns {
fn(&options)
}
return &DescribeTagsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.Marker,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribeTagsPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next DescribeTags page.
func (p *DescribeTagsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeTagsOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.Marker = p.nextToken
var limit *int32
if p.options.Limit > 0 {
limit = &p.options.Limit
}
params.MaxItems = limit
result, err := p.client.DescribeTags(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.NextMarker
if p.options.StopOnDuplicateToken &&
prevToken != nil &&
p.nextToken != nil &&
*prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opDescribeTags(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "elasticfilesystem",
OperationName: "DescribeTags",
}
}
type opDescribeTagsResolveEndpointMiddleware struct {
EndpointResolver EndpointResolverV2
BuiltInResolver builtInParameterResolver
}
func (*opDescribeTagsResolveEndpointMiddleware) ID() string {
return "ResolveEndpointV2"
}
func (m *opDescribeTagsResolveEndpointMiddleware) HandleSerialize(ctx context.Context, in middleware.SerializeInput, next middleware.SerializeHandler) (
out middleware.SerializeOutput, metadata middleware.Metadata, err error,
) {
if awsmiddleware.GetRequiresLegacyEndpoints(ctx) {
return next.HandleSerialize(ctx, in)
}
req, ok := in.Request.(*smithyhttp.Request)
if !ok {
return out, metadata, fmt.Errorf("unknown transport type %T", in.Request)
}
if m.EndpointResolver == nil {
return out, metadata, fmt.Errorf("expected endpoint resolver to not be nil")
}
params := EndpointParameters{}
m.BuiltInResolver.ResolveBuiltIns(¶ms)
var resolvedEndpoint smithyendpoints.Endpoint
resolvedEndpoint, err = m.EndpointResolver.ResolveEndpoint(ctx, params)
if err != nil {
return out, metadata, fmt.Errorf("failed to resolve service endpoint, %w", err)
}
req.URL = &resolvedEndpoint.URI
for k := range resolvedEndpoint.Headers {
req.Header.Set(
k,
resolvedEndpoint.Headers.Get(k),
)
}
authSchemes, err := internalauth.GetAuthenticationSchemes(&resolvedEndpoint.Properties)
if err != nil {
var nfe *internalauth.NoAuthenticationSchemesFoundError
if errors.As(err, &nfe) {
// if no auth scheme is found, default to sigv4
signingName := "elasticfilesystem"
signingRegion := m.BuiltInResolver.(*builtInResolver).Region
ctx = awsmiddleware.SetSigningName(ctx, signingName)
ctx = awsmiddleware.SetSigningRegion(ctx, signingRegion)
}
var ue *internalauth.UnSupportedAuthenticationSchemeSpecifiedError
if errors.As(err, &ue) {
return out, metadata, fmt.Errorf(
"This operation requests signer version(s) %v but the client only supports %v",
ue.UnsupportedSchemes,
internalauth.SupportedSchemes,
)
}
}
for _, authScheme := range authSchemes {
switch authScheme.(type) {
case *internalauth.AuthenticationSchemeV4:
v4Scheme, _ := authScheme.(*internalauth.AuthenticationSchemeV4)
var signingName, signingRegion string
if v4Scheme.SigningName == nil {
signingName = "elasticfilesystem"
} else {
signingName = *v4Scheme.SigningName
}
if v4Scheme.SigningRegion == nil {
signingRegion = m.BuiltInResolver.(*builtInResolver).Region
} else {
signingRegion = *v4Scheme.SigningRegion
}
if v4Scheme.DisableDoubleEncoding != nil {
// The signer sets an equivalent value at client initialization time.
// Setting this context value will cause the signer to extract it
// and override the value set at client initialization time.
ctx = internalauth.SetDisableDoubleEncoding(ctx, *v4Scheme.DisableDoubleEncoding)
}
ctx = awsmiddleware.SetSigningName(ctx, signingName)
ctx = awsmiddleware.SetSigningRegion(ctx, signingRegion)
break
case *internalauth.AuthenticationSchemeV4A:
v4aScheme, _ := authScheme.(*internalauth.AuthenticationSchemeV4A)
if v4aScheme.SigningName == nil {
v4aScheme.SigningName = aws.String("elasticfilesystem")
}
if v4aScheme.DisableDoubleEncoding != nil {
// The signer sets an equivalent value at client initialization time.
// Setting this context value will cause the signer to extract it
// and override the value set at client initialization time.
ctx = internalauth.SetDisableDoubleEncoding(ctx, *v4aScheme.DisableDoubleEncoding)
}
ctx = awsmiddleware.SetSigningName(ctx, *v4aScheme.SigningName)
ctx = awsmiddleware.SetSigningRegion(ctx, v4aScheme.SigningRegionSet[0])
break
case *internalauth.AuthenticationSchemeNone:
break
}
}
return next.HandleSerialize(ctx, in)
}
func addDescribeTagsResolveEndpointMiddleware(stack *middleware.Stack, options Options) error {
return stack.Serialize.Insert(&opDescribeTagsResolveEndpointMiddleware{
EndpointResolver: options.EndpointResolverV2,
BuiltInResolver: &builtInResolver{
Region: options.Region,
UseDualStack: options.EndpointOptions.UseDualStackEndpoint,
UseFIPS: options.EndpointOptions.UseFIPSEndpoint,
Endpoint: options.BaseEndpoint,
},
}, "ResolveEndpoint", middleware.After)
}