Use DescribeDBClusterSnapshots with an AWS SDK

    /// <summary>
    /// Return a list of DB snapshots for a particular DB cluster.
    /// </summary>
    /// <param name="dbClusterIdentifier">DB cluster identifier.</param>
    /// <returns>List of DB snapshots.</returns>
    public async Task<List<DBClusterSnapshot>> DescribeDBClusterSnapshotsByIdentifierAsync(string dbClusterIdentifier)
    {
        var results = new List<DBClusterSnapshot>();

        DescribeDBClusterSnapshotsResponse response;
        DescribeDBClusterSnapshotsRequest request = new DescribeDBClusterSnapshotsRequest
        {
            DBClusterIdentifier = dbClusterIdentifier
        };
        // Get the full list if there are multiple pages.
        do
        {
            response = await _amazonRDS.DescribeDBClusterSnapshotsAsync(request);
            results.AddRange(response.DBClusterSnapshots);
            request.Marker = response.Marker;
        }
        while (response.Marker is not null);
        return results;
    }

        Aws::Client::ClientConfiguration clientConfig;
        // Optional: Set to the AWS Region (overrides config file).
        // clientConfig.region = "us-east-1";

    Aws::RDS::RDSClient client(clientConfig);

            Aws::RDS::Model::DescribeDBClusterSnapshotsRequest request;
            request.SetDBClusterSnapshotIdentifier(snapshotID);

            Aws::RDS::Model::DescribeDBClusterSnapshotsOutcome outcome =
                    client.DescribeDBClusterSnapshots(request);

            if (outcome.IsSuccess()) {
                snapshot = outcome.GetResult().GetDBClusterSnapshots()[0];
            }
            else {
                std::cerr << "Error with Aurora::DescribeDBClusterSnapshots. "
                          << outcome.GetError().GetMessage()
                          << std::endl;
                cleanUpResources(CLUSTER_PARAMETER_GROUP_NAME,
                                 DB_CLUSTER_IDENTIFIER, DB_INSTANCE_IDENTIFIER, client);
                return false;
            }

import (
	"context"
	"errors"
	"log"

	"github.com/aws/aws-sdk-go-v2/aws"
	"github.com/aws/aws-sdk-go-v2/service/rds"
	"github.com/aws/aws-sdk-go-v2/service/rds/types"
)

type DbClusters struct {
	AuroraClient *rds.Client
}



// GetClusterSnapshot gets a DB cluster snapshot.
func (clusters *DbClusters) GetClusterSnapshot(ctx context.Context, snapshotName string) (*types.DBClusterSnapshot, error) {
	output, err := clusters.AuroraClient.DescribeDBClusterSnapshots(ctx,
		&rds.DescribeDBClusterSnapshotsInput{
			DBClusterSnapshotIdentifier: aws.String(snapshotName),
		})
	if err != nil {
		log.Printf("Couldn't get snapshot %v: %v\n", snapshotName, err)
		return nil, err
	} else {
		return &output.DBClusterSnapshots[0], nil
	}
}

    public static void waitForSnapshotReady(RdsClient rdsClient, String dbSnapshotIdentifier,
            String dbInstanceClusterIdentifier) {
        try {
            boolean snapshotReady = false;
            String snapshotReadyStr;
            System.out.println("Waiting for the snapshot to become available.");

            DescribeDbClusterSnapshotsRequest snapshotsRequest = DescribeDbClusterSnapshotsRequest.builder()
                    .dbClusterSnapshotIdentifier(dbSnapshotIdentifier)
                    .dbClusterIdentifier(dbInstanceClusterIdentifier)
                    .build();

            while (!snapshotReady) {
                DescribeDbClusterSnapshotsResponse response = rdsClient.describeDBClusterSnapshots(snapshotsRequest);
                List<DBClusterSnapshot> snapshotList = response.dbClusterSnapshots();
                for (DBClusterSnapshot snapshot : snapshotList) {
                    snapshotReadyStr = snapshot.status();
                    if (snapshotReadyStr.contains("available")) {
                        snapshotReady = true;
                    } else {
                        System.out.println(".");
                        Thread.sleep(sleepTime * 5000);
                    }
                }
            }

            System.out.println("The Snapshot is available!");

        } catch (RdsException | InterruptedException e) {
            System.out.println(e.getLocalizedMessage());
            System.exit(1);
        }
    }

suspend fun waitSnapshotReady(
    dbSnapshotIdentifier: String?,
    dbInstanceClusterIdentifier: String?,
) {
    var snapshotReady = false
    var snapshotReadyStr: String
    println("Waiting for the snapshot to become available.")

    val snapshotsRequest =
        DescribeDbClusterSnapshotsRequest {
            dbClusterSnapshotIdentifier = dbSnapshotIdentifier
            dbClusterIdentifier = dbInstanceClusterIdentifier
        }

    RdsClient { region = "us-west-2" }.use { rdsClient ->
        while (!snapshotReady) {
            val response = rdsClient.describeDbClusterSnapshots(snapshotsRequest)
            val snapshotList = response.dbClusterSnapshots
            if (snapshotList != null) {
                for (snapshot in snapshotList) {
                    snapshotReadyStr = snapshot.status.toString()
                    if (snapshotReadyStr.contains("available")) {
                        snapshotReady = true
                    } else {
                        println(".")
                        delay(slTime * 5000)
                    }
                }
            }
        }
    }
    println("The Snapshot is available!")
}

class AuroraWrapper:
    """Encapsulates Aurora DB cluster actions."""

    def __init__(self, rds_client):
        """
        :param rds_client: A Boto3 Amazon Relational Database Service (Amazon RDS) client.
        """
        self.rds_client = rds_client

    @classmethod
    def from_client(cls):
        """
        Instantiates this class from a Boto3 client.
        """
        rds_client = boto3.client("rds")
        return cls(rds_client)


    def get_cluster_snapshot(self, snapshot_id):
        """
        Gets a DB cluster snapshot.

        :param snapshot_id: The ID of the snapshot to retrieve.
        :return: The retrieved snapshot.
        """
        try:
            response = self.rds_client.describe_db_cluster_snapshots(
                DBClusterSnapshotIdentifier=snapshot_id
            )
            snapshot = response["DBClusterSnapshots"][0]
        except ClientError as err:
            logger.error(
                "Couldn't get DB cluster snapshot %s. Here's why: %s: %s",
                snapshot_id,
                err.response["Error"]["Code"],
                err.response["Error"]["Message"],
            )
            raise
        else:
            return snapshot