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api_op_DescribeDBClusters.go
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api_op_DescribeDBClusters.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package rds
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
"github.com/aws/aws-sdk-go-v2/service/rds/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Returns information about provisioned Aurora DB clusters. This API supports
// pagination. For more information on Amazon Aurora, see What Is Amazon Aurora?
// (https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/CHAP_AuroraOverview.html)
// in the Amazon Aurora User Guide. This operation can also return information for
// Amazon Neptune DB instances and Amazon DocumentDB instances.
func (c *Client) DescribeDBClusters(ctx context.Context, params *DescribeDBClustersInput, optFns ...func(*Options)) (*DescribeDBClustersOutput, error) {
if params == nil {
params = &DescribeDBClustersInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeDBClusters", params, optFns, c.addOperationDescribeDBClustersMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeDBClustersOutput)
out.ResultMetadata = metadata
return out, nil
}
//
type DescribeDBClustersInput struct {
// The user-supplied DB cluster identifier. If this parameter is specified,
// information from only the specific DB cluster is returned. This parameter isn't
// case-sensitive. Constraints:
//
// * If supplied, must match an existing
// DBClusterIdentifier.
DBClusterIdentifier *string
// A filter that specifies one or more DB clusters to describe. Supported
// filters:
//
// * clone-group-id - Accepts clone group identifiers. The results list
// will only include information about the DB clusters associated with these clone
// groups.
//
// * db-cluster-id - Accepts DB cluster identifiers and DB cluster Amazon
// Resource Names (ARNs). The results list will only include information about the
// DB clusters identified by these ARNs.
//
// * domain - Accepts Active Directory
// directory IDs. The results list will only include information about the DB
// clusters associated with these domains.
//
// * engine - Accepts engine names. The
// results list will only include information about the DB clusters for these
// engines.
Filters []types.Filter
// Optional Boolean parameter that specifies whether the output includes
// information about clusters shared from other Amazon Web Services accounts.
IncludeShared bool
// An optional pagination token provided by a previous DescribeDBClusters request.
// If this parameter is specified, the response includes only records beyond the
// marker, up to the value specified by MaxRecords.
Marker *string
// The maximum number of records to include in the response. If more records exist
// than the specified MaxRecords value, a pagination token called a marker is
// included in the response so you can retrieve the remaining results. Default: 100
// Constraints: Minimum 20, maximum 100.
MaxRecords *int32
noSmithyDocumentSerde
}
// Contains the result of a successful invocation of the DescribeDBClusters action.
type DescribeDBClustersOutput struct {
// Contains a list of DB clusters for the user.
DBClusters []types.DBCluster
// A pagination token that can be used in a later DescribeDBClusters request.
Marker *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribeDBClustersMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsAwsquery_serializeOpDescribeDBClusters{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsquery_deserializeOpDescribeDBClusters{}, middleware.After)
if 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); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = addOpDescribeDBClustersValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeDBClusters(options.Region), middleware.Before); 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
}
return nil
}
// DescribeDBClustersAPIClient is a client that implements the DescribeDBClusters
// operation.
type DescribeDBClustersAPIClient interface {
DescribeDBClusters(context.Context, *DescribeDBClustersInput, ...func(*Options)) (*DescribeDBClustersOutput, error)
}
var _ DescribeDBClustersAPIClient = (*Client)(nil)
// DescribeDBClustersPaginatorOptions is the paginator options for
// DescribeDBClusters
type DescribeDBClustersPaginatorOptions struct {
// The maximum number of records to include in the response. If more records exist
// than the specified MaxRecords value, a pagination token called a marker is
// included in the response so you can retrieve the remaining results. Default: 100
// Constraints: Minimum 20, maximum 100.
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
}
// DescribeDBClustersPaginator is a paginator for DescribeDBClusters
type DescribeDBClustersPaginator struct {
options DescribeDBClustersPaginatorOptions
client DescribeDBClustersAPIClient
params *DescribeDBClustersInput
nextToken *string
firstPage bool
}
// NewDescribeDBClustersPaginator returns a new DescribeDBClustersPaginator
func NewDescribeDBClustersPaginator(client DescribeDBClustersAPIClient, params *DescribeDBClustersInput, optFns ...func(*DescribeDBClustersPaginatorOptions)) *DescribeDBClustersPaginator {
if params == nil {
params = &DescribeDBClustersInput{}
}
options := DescribeDBClustersPaginatorOptions{}
if params.MaxRecords != nil {
options.Limit = *params.MaxRecords
}
for _, fn := range optFns {
fn(&options)
}
return &DescribeDBClustersPaginator{
options: options,
client: client,
params: params,
firstPage: true,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribeDBClustersPaginator) HasMorePages() bool {
return p.firstPage || p.nextToken != nil
}
// NextPage retrieves the next DescribeDBClusters page.
func (p *DescribeDBClustersPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeDBClustersOutput, 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.MaxRecords = limit
result, err := p.client.DescribeDBClusters(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.Marker
if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opDescribeDBClusters(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "rds",
OperationName: "DescribeDBClusters",
}
}