Ada lebih banyak AWS SDK contoh yang tersedia di GitHub repo SDKContoh AWS Dokumen.
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Contoh kode untuk Penyedia Identitas Amazon Cognito menggunakan AWS SDKs
Contoh kode berikut menunjukkan cara menggunakan Amazon Cognito Identity Provider dengan kit pengembangan AWS perangkat lunak ()SDK.
Dasar-dasar adalah contoh kode yang menunjukkan kepada Anda bagaimana melakukan operasi penting dalam suatu layanan.
Tindakan adalah kutipan kode dari program yang lebih besar dan harus dijalankan dalam konteks. Sementara tindakan menunjukkan cara memanggil fungsi layanan individual, Anda dapat melihat tindakan dalam konteks dalam skenario terkait.
Skenario adalah contoh kode yang menunjukkan kepada Anda bagaimana menyelesaikan tugas tertentu dengan memanggil beberapa fungsi dalam layanan atau dikombinasikan dengan yang lain Layanan AWS.
Memulai
Contoh kode berikut menunjukkan cara memulai menggunakan Amazon Cognito.
- C++
-
- SDKuntuk C ++
-
Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara pengaturan dan menjalankannya di Repositori Contoh Kode AWS.
Kode untuk CMakeLists file.txtCMake.
# 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 cognito-idp)
# Set this project's name.
project("hello_cognito")
# 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(${PROJECT_NAME}
hello_cognito.cpp)
target_link_libraries(${PROJECT_NAME}
${AWSSDK_LINK_LIBRARIES})
Kode untuk file sumber hello_cognito.cpp.
#include <aws/core/Aws.h>
#include <aws/cognito-idp/CognitoIdentityProviderClient.h>
#include <aws/cognito-idp/model/ListUserPoolsRequest.h>
#include <iostream>
/*
* A "Hello Cognito" starter application which initializes an Amazon Cognito client and lists the Amazon Cognito
* user pools.
*
* main function
*
* Usage: 'hello_cognito'
*
*/
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::CognitoIdentityProvider::CognitoIdentityProviderClient cognitoClient(clientConfig);
Aws::String nextToken; // Used for pagination.
std::vector<Aws::String> userPools;
do {
Aws::CognitoIdentityProvider::Model::ListUserPoolsRequest listUserPoolsRequest;
if (!nextToken.empty()) {
listUserPoolsRequest.SetNextToken(nextToken);
}
Aws::CognitoIdentityProvider::Model::ListUserPoolsOutcome listUserPoolsOutcome =
cognitoClient.ListUserPools(listUserPoolsRequest);
if (listUserPoolsOutcome.IsSuccess()) {
for (auto &userPool: listUserPoolsOutcome.GetResult().GetUserPools()) {
userPools.push_back(userPool.GetName());
}
nextToken = listUserPoolsOutcome.GetResult().GetNextToken();
} else {
std::cerr << "ListUserPools error: " << listUserPoolsOutcome.GetError().GetMessage() << std::endl;
result = 1;
break;
}
} while (!nextToken.empty());
std::cout << userPools.size() << " user pools found." << std::endl;
for (auto &userPool: userPools) {
std::cout << " user pool: " << userPool << std::endl;
}
}
Aws::ShutdownAPI(options); // Should only be called once.
return result;
}
- Go
-
- SDKuntuk Go V2
-
Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara pengaturan dan menjalankannya di Repositori Contoh Kode AWS.
package main
import (
"context"
"fmt"
"log"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/config"
"github.com/aws/aws-sdk-go-v2/service/cognitoidentityprovider"
"github.com/aws/aws-sdk-go-v2/service/cognitoidentityprovider/types"
)
// main uses the AWS SDK for Go V2 to create an Amazon Simple Notification Service
// (Amazon SNS) client and list the topics 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
}
cognitoClient := cognitoidentityprovider.NewFromConfig(sdkConfig)
fmt.Println("Let's list the user pools for your account.")
var pools []types.UserPoolDescriptionType
paginator := cognitoidentityprovider.NewListUserPoolsPaginator(
cognitoClient, &cognitoidentityprovider.ListUserPoolsInput{MaxResults: aws.Int32(10)})
for paginator.HasMorePages() {
output, err := paginator.NextPage(ctx)
if err != nil {
log.Printf("Couldn't get user pools. Here's why: %v\n", err)
} else {
pools = append(pools, output.UserPools...)
}
}
if len(pools) == 0 {
fmt.Println("You don't have any user pools!")
} else {
for _, pool := range pools {
fmt.Printf("\t%v: %v\n", *pool.Name, *pool.Id)
}
}
}
- Java
-
- SDKuntuk Java 2.x
-
Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara pengaturan dan menjalankannya di Repositori Contoh Kode AWS.
import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.cognitoidentityprovider.CognitoIdentityProviderClient;
import software.amazon.awssdk.services.cognitoidentityprovider.model.CognitoIdentityProviderException;
import software.amazon.awssdk.services.cognitoidentityprovider.model.ListUserPoolsResponse;
import software.amazon.awssdk.services.cognitoidentityprovider.model.ListUserPoolsRequest;
/**
* 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 ListUserPools {
public static void main(String[] args) {
CognitoIdentityProviderClient cognitoClient = CognitoIdentityProviderClient.builder()
.region(Region.US_EAST_1)
.build();
listAllUserPools(cognitoClient);
cognitoClient.close();
}
public static void listAllUserPools(CognitoIdentityProviderClient cognitoClient) {
try {
ListUserPoolsRequest request = ListUserPoolsRequest.builder()
.maxResults(10)
.build();
ListUserPoolsResponse response = cognitoClient.listUserPools(request);
response.userPools().forEach(userpool -> {
System.out.println("User pool " + userpool.name() + ", User ID " + userpool.id());
});
} catch (CognitoIdentityProviderException e) {
System.err.println(e.awsErrorDetails().errorMessage());
System.exit(1);
}
}
}
- JavaScript
-
- SDKuntuk JavaScript (v3)
-
Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara pengaturan dan menjalankannya di Repositori Contoh Kode AWS.
import {
paginateListUserPools,
CognitoIdentityProviderClient,
} from "@aws-sdk/client-cognito-identity-provider";
const client = new CognitoIdentityProviderClient({});
export const helloCognito = async () => {
const paginator = paginateListUserPools({ client }, {});
const userPoolNames = [];
for await (const page of paginator) {
const names = page.UserPools.map((pool) => pool.Name);
userPoolNames.push(...names);
}
console.log("User pool names: ");
console.log(userPoolNames.join("\n"));
return userPoolNames;
};
- Python
-
- SDKuntuk Python (Boto3)
-
Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara pengaturan dan menjalankannya di Repositori Contoh Kode AWS.
import boto3
# Create a Cognito Identity Provider client
cognitoidp = boto3.client("cognito-idp")
# Initialize a paginator for the list_user_pools operation
paginator = cognitoidp.get_paginator("list_user_pools")
# Create a PageIterator from the paginator
page_iterator = paginator.paginate(MaxResults=10)
# Initialize variables for pagination
user_pools = []
# Handle pagination
for page in page_iterator:
user_pools.extend(page.get("UserPools", []))
# Print the list of user pools
print("User Pools for the account:")
if user_pools:
for pool in user_pools:
print(f"Name: {pool['Name']}, ID: {pool['Id']}")
else:
print("No user pools found.")
- Ruby
-
- SDKuntuk Ruby
-
Ada lebih banyak tentang GitHub. Temukan contoh lengkapnya dan pelajari cara pengaturan dan menjalankannya di Repositori Contoh Kode AWS.
require 'aws-sdk-cognitoidentityprovider'
require 'logger'
# CognitoManager is a class responsible for managing AWS Cognito operations
# such as listing all user pools in the current AWS account.
class CognitoManager
def initialize(client)
@client = client
@logger = Logger.new($stdout)
end
# Lists and prints all user pools associated with the AWS account.
def list_user_pools
paginator = @client.list_user_pools(max_results: 10)
user_pools = []
paginator.each_page do |page|
user_pools.concat(page.user_pools)
end
if user_pools.empty?
@logger.info('No Cognito user pools found.')
else
user_pools.each do |user_pool|
@logger.info("User pool ID: #{user_pool.id}")
@logger.info("User pool name: #{user_pool.name}")
@logger.info("User pool status: #{user_pool.status}")
@logger.info('---')
end
end
end
end
if $PROGRAM_NAME == __FILE__
cognito_client = Aws::CognitoIdentityProvider::Client.new
manager = CognitoManager.new(cognito_client)
manager.list_user_pools
end