Hallo Amazon RDS - AWS SDKCode-Beispiele

Weitere AWS SDK Beispiele sind im Repo AWS Doc SDK Examples GitHub verfügbar.

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Hallo Amazon RDS

Die folgenden Codebeispiele zeigen, wie Sie mit Amazon beginnen könnenRDS.

.NET
AWS SDK for .NET
Anmerkung

Es gibt noch mehr dazu GitHub. Sie sehen das vollständige Beispiel und erfahren, wie Sie das AWS -Code-Beispiel-Repository einrichten und ausführen.

using System; using System.Threading.Tasks; using Amazon.RDS; using Amazon.RDS.Model; namespace RDSActions; public static class HelloRds { static async Task Main(string[] args) { var rdsClient = new AmazonRDSClient(); Console.WriteLine($"Hello Amazon RDS! Following are some of your DB instances:"); Console.WriteLine(); // You can use await and any of the async methods to get a response. // Let's get the first twenty DB instances. var response = await rdsClient.DescribeDBInstancesAsync( new DescribeDBInstancesRequest() { MaxRecords = 20 // Must be between 20 and 100. }); foreach (var instance in response.DBInstances) { Console.WriteLine($"\tDB name: {instance.DBName}"); Console.WriteLine($"\tArn: {instance.DBInstanceArn}"); Console.WriteLine($"\tIdentifier: {instance.DBInstanceIdentifier}"); Console.WriteLine(); } } }
C++
SDKfür C++
Anmerkung

Es gibt noch mehr dazu GitHub. Sie sehen das vollständige Beispiel und erfahren, wie Sie das AWS -Code-Beispiel-Repository einrichten und ausführen.

Code für die CMakeLists CMake .txt-Datei.

# Set the minimum required version of CMake for this project. cmake_minimum_required(VERSION 3.13) # Set the AWS service components used by this project. set(SERVICE_COMPONENTS rds) # Set this project's name. project("hello_rds") # Set the C++ standard to use to build this target. # At least C++ 11 is required for the AWS SDK for C++. set(CMAKE_CXX_STANDARD 11) # Use the MSVC variable to determine if this is a Windows build. set(WINDOWS_BUILD ${MSVC}) if (WINDOWS_BUILD) # Set the location where CMake can find the installed libraries for the AWS SDK. string(REPLACE ";" "/aws-cpp-sdk-all;" SYSTEM_MODULE_PATH "${CMAKE_SYSTEM_PREFIX_PATH}/aws-cpp-sdk-all") list(APPEND CMAKE_PREFIX_PATH ${SYSTEM_MODULE_PATH}) endif () # Find the AWS SDK for C++ package. find_package(AWSSDK REQUIRED COMPONENTS ${SERVICE_COMPONENTS}) if (WINDOWS_BUILD AND AWSSDK_INSTALL_AS_SHARED_LIBS) # Copy relevant AWS SDK for C++ libraries into the current binary directory for running and debugging. # set(BIN_SUB_DIR "/Debug") # If you are building from the command line, you may need to uncomment this # and set the proper subdirectory to the executables' location. AWSSDK_CPY_DYN_LIBS(SERVICE_COMPONENTS "" ${CMAKE_CURRENT_BINARY_DIR}${BIN_SUB_DIR}) endif () add_executable(${PROJECT_NAME} hello_rds.cpp) target_link_libraries(${PROJECT_NAME} ${AWSSDK_LINK_LIBRARIES})

Code für die Quelldatei „hello_rds.cpp“.

#include <aws/core/Aws.h> #include <aws/rds/RDSClient.h> #include <aws/rds/model/DescribeDBInstancesRequest.h> #include <iostream> /* * A "Hello Rds" starter application which initializes an Amazon Relational Database Service (Amazon RDS) client and * describes the Amazon RDS instances. * * main function * * Usage: 'hello_rds' * */ int main(int argc, char **argv) { Aws::SDKOptions options; // Optionally change the log level for debugging. // options.loggingOptions.logLevel = Utils::Logging::LogLevel::Debug; Aws::InitAPI(options); // Should only be called once. int result = 0; { Aws::Client::ClientConfiguration clientConfig; // Optional: Set to the AWS Region (overrides config file). // clientConfig.region = "us-east-1"; Aws::RDS::RDSClient rdsClient(clientConfig); Aws::String marker; std::vector<Aws::String> instanceDBIDs; do { Aws::RDS::Model::DescribeDBInstancesRequest request; if (!marker.empty()) { request.SetMarker(marker); } Aws::RDS::Model::DescribeDBInstancesOutcome outcome = rdsClient.DescribeDBInstances(request); if (outcome.IsSuccess()) { for (auto &instance: outcome.GetResult().GetDBInstances()) { instanceDBIDs.push_back(instance.GetDBInstanceIdentifier()); } marker = outcome.GetResult().GetMarker(); } else { result = 1; std::cerr << "Error with RDS::DescribeDBInstances. " << outcome.GetError().GetMessage() << std::endl; break; } } while (!marker.empty()); std::cout << instanceDBIDs.size() << " RDS instances found." << std::endl; for (auto &instanceDBID: instanceDBIDs) { std::cout << " Instance: " << instanceDBID << std::endl; } } Aws::ShutdownAPI(options); // Should only be called once. return result; }
Go
SDKfür Go V2
Anmerkung

Es gibt noch mehr dazu GitHub. Sie sehen das vollständige Beispiel und erfahren, wie Sie das AWS -Code-Beispiel-Repository einrichten und ausführen.

package main import ( "context" "fmt" "github.com/aws/aws-sdk-go-v2/aws" "github.com/aws/aws-sdk-go-v2/config" "github.com/aws/aws-sdk-go-v2/service/rds" ) // main uses the AWS SDK for Go V2 to create an Amazon Relational Database Service (Amazon RDS) // client and list up to 20 DB instances in your account. // This example uses the default settings specified in your shared credentials // and config files. func main() { ctx := context.Background() sdkConfig, err := config.LoadDefaultConfig(ctx) if err != nil { fmt.Println("Couldn't load default configuration. Have you set up your AWS account?") fmt.Println(err) return } rdsClient := rds.NewFromConfig(sdkConfig) const maxInstances = 20 fmt.Printf("Let's list up to %v DB instances.\n", maxInstances) output, err := rdsClient.DescribeDBInstances(ctx, &rds.DescribeDBInstancesInput{MaxRecords: aws.Int32(maxInstances)}) if err != nil { fmt.Printf("Couldn't list DB instances: %v\n", err) return } if len(output.DBInstances) == 0 { fmt.Println("No DB instances found.") } else { for _, instance := range output.DBInstances { fmt.Printf("DB instance %v has database %v.\n", *instance.DBInstanceIdentifier, *instance.DBName) } } }
Java
SDKfür Java 2.x
Anmerkung

Es gibt noch mehr dazu. GitHub Sie sehen das vollständige Beispiel und erfahren, wie Sie das AWS -Code-Beispiel-Repository einrichten und ausführen.

import software.amazon.awssdk.regions.Region; import software.amazon.awssdk.services.rds.RdsClient; import software.amazon.awssdk.services.rds.model.DescribeDbInstancesResponse; import software.amazon.awssdk.services.rds.model.DBInstance; import software.amazon.awssdk.services.rds.model.RdsException; import java.util.List; /** * Before running this Java V2 code example, set up your development * environment, including your credentials. * * For more information, see the following documentation topic: * * https://docs.aws.amazon.com/sdk-for-java/latest/developer-guide/get-started.html */ public class DescribeDBInstances { public static void main(String[] args) { Region region = Region.US_EAST_1; RdsClient rdsClient = RdsClient.builder() .region(region) .build(); describeInstances(rdsClient); rdsClient.close(); } public static void describeInstances(RdsClient rdsClient) { try { DescribeDbInstancesResponse response = rdsClient.describeDBInstances(); List<DBInstance> instanceList = response.dbInstances(); for (DBInstance instance : instanceList) { System.out.println("Instance ARN is: " + instance.dbInstanceArn()); System.out.println("The Engine is " + instance.engine()); System.out.println("Connection endpoint is" + instance.endpoint().address()); } } catch (RdsException e) { System.out.println(e.getLocalizedMessage()); System.exit(1); } } }
Python
SDKfür Python (Boto3)
Anmerkung

Es gibt noch mehr dazu. GitHub Sie sehen das vollständige Beispiel und erfahren, wie Sie das AWS -Code-Beispiel-Repository einrichten und ausführen.

""" Purpose Shows how to use the AWS SDK for Python (Boto3) with the Amazon Relational Database Service (Amazon RDS) to list the databases in your account. """ import boto3 from botocore.exceptions import ClientError # Create an RDS client rds_client = boto3.client("rds") # Create a paginator for the describe_db_instances operation paginator = rds_client.get_paginator("describe_db_instances") try: # Use the paginator to get a list of DB instances response_iterator = paginator.paginate( PaginationConfig={ "MaxItems": 123, "PageSize": 50, # Adjust PageSize as needed "StartingToken": None, } ) # Iterate through the pages of the response instances_found = False for page in response_iterator: if "DBInstances" in page and page["DBInstances"]: instances_found = True print("Your RDS instances are:") for db in page["DBInstances"]: print(db["DBInstanceIdentifier"]) if not instances_found: print("No RDS instances found!") except ClientError as e: print(f"Couldn't list RDS instances. Here's why: {e.response['Error']['Message']}")
Ruby
SDKfür Ruby
Anmerkung

Es gibt noch mehr dazu GitHub. Sie sehen das vollständige Beispiel und erfahren, wie Sie das AWS -Code-Beispiel-Repository einrichten und ausführen.

require 'aws-sdk-rds' require 'logger' # RDSManager is a class responsible for managing RDS operations # such as listing all RDS DB instances in the current AWS account. class RDSManager def initialize(client) @client = client @logger = Logger.new($stdout) end # Lists and prints all RDS DB instances in the current AWS account. def list_db_instances @logger.info('Listing RDS DB instances') paginator = @client.describe_db_instances instances = [] paginator.each_page do |page| instances.concat(page.db_instances) end if instances.empty? @logger.info('No instances found.') else @logger.info("Found #{instances.count} instance(s):") instances.each do |instance| @logger.info(" * #{instance.db_instance_identifier} (#{instance.db_instance_status})") end end end end if $PROGRAM_NAME == __FILE__ rds_client = Aws::RDS::Client.new(region: 'us-west-2') manager = RDSManager.new(rds_client) manager.list_db_instances end