将 UpdateFunctionConfiguration
与 Amazon SDK 或 CLI 配合使用
以下代码示例演示如何使用 UpdateFunctionConfiguration
。
操作示例是大型程序的代码摘录,必须在上下文中运行。在以下代码示例中,您可以查看此操作的上下文:
- .NET
-
- Amazon SDK for .NET
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 /// <summary> /// Update the code of a Lambda function. /// </summary> /// <param name="functionName">The name of the function to update.</param> /// <param name="functionHandler">The code that performs the function's actions.</param> /// <param name="environmentVariables">A dictionary of environment variables.</param> /// <returns>A Boolean value indicating the success of the action.</returns> public async Task<bool> UpdateFunctionConfigurationAsync( string functionName, string functionHandler, Dictionary<string, string> environmentVariables) { var request = new UpdateFunctionConfigurationRequest { Handler = functionHandler, FunctionName = functionName, Environment = new Amazon.Lambda.Model.Environment { Variables = environmentVariables }, }; var response = await _lambdaService.UpdateFunctionConfigurationAsync(request); Console.WriteLine(response.LastModified); return response.HttpStatusCode == System.Net.HttpStatusCode.OK; }
-
有关 API 详细信息,请参阅《Amazon SDK for .NET API 参考》中的 UpdateFunctionConfiguration。
-
- C++
-
- SDK for C++
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 Aws::Client::ClientConfiguration clientConfig; // Optional: Set to the AWS Region in which the bucket was created (overrides config file). // clientConfig.region = "us-east-1"; Aws::Lambda::LambdaClient client(clientConfig); Aws::Lambda::Model::UpdateFunctionConfigurationRequest request; request.SetFunctionName(LAMBDA_NAME); Aws::Lambda::Model::Environment environment; environment.AddVariables("LOG_LEVEL", "DEBUG"); request.SetEnvironment(environment); Aws::Lambda::Model::UpdateFunctionConfigurationOutcome outcome = client.UpdateFunctionConfiguration( request); if (outcome.IsSuccess()) { std::cout << "The lambda configuration was successfully updated." << std::endl; break; } else { std::cerr << "Error with Lambda::UpdateFunctionConfiguration. " << outcome.GetError().GetMessage() << std::endl; }
-
有关 API 详细信息,请参阅《Amazon SDK for C++ API 参考》中的 UpdateFunctionConfiguration。
-
- CLI
-
- Amazon CLI
-
修改函数的配置
以下
update-function-configuration
示例将my-function
函数的未发布($LATEST)版本的内存大小修改为 256 MB。aws lambda update-function-configuration \ --function-name
my-function
\ --memory-size256
输出:
{ "FunctionName": "my-function", "LastModified": "2019-09-26T20:28:40.438+0000", "RevisionId": "e52502d4-9320-4688-9cd6-152a6ab7490d", "MemorySize": 256, "Version": "$LATEST", "Role": "arn:aws:iam::123456789012:role/service-role/my-function-role-uy3l9qyq", "Timeout": 3, "Runtime": "nodejs10.x", "TracingConfig": { "Mode": "PassThrough" }, "CodeSha256": "5tT2qgzYUHaqwR716pZ2dpkn/0J1FrzJmlKidWoaCgk=", "Description": "", "VpcConfig": { "SubnetIds": [], "VpcId": "", "SecurityGroupIds": [] }, "CodeSize": 304, "FunctionArn": "arn:aws:lambda:us-west-2:123456789012:function:my-function", "Handler": "index.handler" }
有关更多信息,请参阅《Amazon Lambda 开发人员指南》中的配置 Amazon Lambda 函数选项。
-
有关 API 详细信息,请参阅《Amazon CLI Command Reference》中的 UpdateFunctionConfiguration
。
-
- Go
-
- 适用于 Go V2 的 SDK
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 // FunctionWrapper encapsulates function actions used in the examples. // It contains an AWS Lambda service client that is used to perform user actions. type FunctionWrapper struct { LambdaClient *lambda.Client } // UpdateFunctionConfiguration updates a map of environment variables configured for // the Lambda function specified by functionName. func (wrapper FunctionWrapper) UpdateFunctionConfiguration(ctx context.Context, functionName string, envVars map[string]string) { _, err := wrapper.LambdaClient.UpdateFunctionConfiguration(ctx, &lambda.UpdateFunctionConfigurationInput{ FunctionName: aws.String(functionName), Environment: &types.Environment{Variables: envVars}, }) if err != nil { log.Panicf("Couldn't update configuration for %v. Here's why: %v", functionName, err) } }
-
有关 API 详细信息,请参阅《Amazon SDK for Go API 参考》中的 UpdateFunctionConfiguration
。
-
- Java
-
- SDK for Java 2.x
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 /** * Updates the configuration of an AWS Lambda function. * * @param awsLambda the {@link LambdaClient} instance to use for the AWS Lambda operation * @param functionName the name of the AWS Lambda function to update * @param handler the new handler for the AWS Lambda function * * @throws LambdaException if there is an error while updating the function configuration */ public static void updateFunctionConfiguration(LambdaClient awsLambda, String functionName, String handler) { try { UpdateFunctionConfigurationRequest configurationRequest = UpdateFunctionConfigurationRequest.builder() .functionName(functionName) .handler(handler) .runtime(Runtime.JAVA17) .build(); awsLambda.updateFunctionConfiguration(configurationRequest); } catch (LambdaException e) { System.err.println(e.getMessage()); System.exit(1); } }
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有关 API 详细信息,请参阅《Amazon SDK for Java 2.x API 参考》中的 UpdateFunctionConfiguration。
-
- JavaScript
-
- 适用于 JavaScript 的 SDK(v3)
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 const updateFunctionConfiguration = (funcName) => { const client = new LambdaClient({}); const config = readFileSync(`${dirname}../functions/config.json`).toString(); const command = new UpdateFunctionConfigurationCommand({ ...JSON.parse(config), FunctionName: funcName, }); return client.send(command); };
-
有关 API 详细信息,请参阅《Amazon SDK for JavaScript API 参考》中的 UpdateFunctionConfiguration。
-
- PHP
-
- 适用于 PHP 的 SDK
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 public function updateFunctionConfiguration($functionName, $handler, $environment = '') { return $this->lambdaClient->updateFunctionConfiguration([ 'FunctionName' => $functionName, 'Handler' => "$handler.lambda_handler", 'Environment' => $environment, ]); }
-
有关 API 详细信息,请参阅《Amazon SDK for PHP API 参考》中的 UpdateFunctionConfiguration。
-
- PowerShell
-
- 适用于 PowerShell 的工具
-
示例 1:本示例更新了现有 Lambda 函数配置
Update-LMFunctionConfiguration -FunctionName "MylambdaFunction123" -Handler "lambda_function.launch_instance" -Timeout 600 -Environment_Variable @{ "envvar1"="value";"envvar2"="value" } -Role arn:aws:iam::123456789101:role/service-role/lambda -DeadLetterConfig_TargetArn arn:aws:sns:us-east-1: 123456789101:MyfirstTopic
-
有关 API 详细信息,请参阅《Amazon Tools for PowerShell Cmdlet Reference》中的 UpdateFunctionConfiguration。
-
- Python
-
- SDK for Python (Boto3)
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 class LambdaWrapper: def __init__(self, lambda_client, iam_resource): self.lambda_client = lambda_client self.iam_resource = iam_resource def update_function_configuration(self, function_name, env_vars): """ Updates the environment variables for a Lambda function. :param function_name: The name of the function to update. :param env_vars: A dict of environment variables to update. :return: Data about the update, including the status. """ try: response = self.lambda_client.update_function_configuration( FunctionName=function_name, Environment={"Variables": env_vars} ) except ClientError as err: logger.error( "Couldn't update function configuration %s. Here's why: %s: %s", function_name, err.response["Error"]["Code"], err.response["Error"]["Message"], ) raise else: return response
-
有关 API 详细信息,请参阅《Amazon SDK for Python (Boto3) API 参考》中的 UpdateFunctionConfiguration。
-
- Ruby
-
- 适用于 Ruby 的 SDK
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 class LambdaWrapper attr_accessor :lambda_client, :cloudwatch_client, :iam_client def initialize @lambda_client = Aws::Lambda::Client.new @cloudwatch_client = Aws::CloudWatchLogs::Client.new(region: 'us-east-1') @iam_client = Aws::IAM::Client.new(region: 'us-east-1') @logger = Logger.new($stdout) @logger.level = Logger::WARN end # Updates the environment variables for a Lambda function. # @param function_name: The name of the function to update. # @param log_level: The log level of the function. # @return: Data about the update, including the status. def update_function_configuration(function_name, log_level) @lambda_client.update_function_configuration({ function_name: function_name, environment: { variables: { 'LOG_LEVEL' => log_level } } }) @lambda_client.wait_until(:function_updated_v2, { function_name: function_name }) do |w| w.max_attempts = 5 w.delay = 5 end rescue Aws::Lambda::Errors::ServiceException => e @logger.error("There was an error updating configurations for #{function_name}:\n #{e.message}") rescue Aws::Waiters::Errors::WaiterFailed => e @logger.error("Failed waiting for #{function_name} to activate:\n #{e.message}") end
-
有关 API 详细信息,请参阅《Amazon SDK for Ruby API 参考》中的 UpdateFunctionConfiguration。
-
- Rust
-
- 适用于 Rust 的 SDK
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 /** Update the environment for a function. */ pub async fn update_function_configuration( &self, environment: Environment, ) -> Result<UpdateFunctionConfigurationOutput, anyhow::Error> { info!( ?environment, "Updating environment for {}", self.lambda_name ); let updated = self .lambda_client .update_function_configuration() .function_name(self.lambda_name.clone()) .environment(environment) .send() .await .map_err(anyhow::Error::from)?; self.wait_for_function_ready().await?; Ok(updated) }
-
有关 API 详细信息,请参阅《Amazon SDK for Rust API 参考》中的 UpdateFunctionConfiguration
。
-
- SAP ABAP
-
- SDK for SAP ABAP
-
注意
查看 GitHub,了解更多信息。查找完整示例,学习如何在 Amazon 代码示例存储库
中进行设置和运行。 TRY. oo_result = lo_lmd->updatefunctionconfiguration( " oo_result is returned for testing purposes. " iv_functionname = iv_function_name iv_runtime = iv_runtime iv_description = 'Updated Lambda function' iv_memorysize = iv_memory_size ). MESSAGE 'Lambda function configuration/settings updated.' TYPE 'I'. CATCH /aws1/cx_lmdcodesigningcfgno00. MESSAGE 'Code signing configuration does not exist.' TYPE 'E'. CATCH /aws1/cx_lmdcodeverification00. MESSAGE 'Code signature failed one or more validation checks for signature mismatch or expiration.' TYPE 'E'. CATCH /aws1/cx_lmdinvalidcodesigex. MESSAGE 'Code signature failed the integrity check.' TYPE 'E'. CATCH /aws1/cx_lmdinvparamvalueex. MESSAGE 'The request contains a non-valid parameter.' TYPE 'E'. CATCH /aws1/cx_lmdresourceconflictex. MESSAGE 'Resource already exists or another operation is in progress.' TYPE 'E'. CATCH /aws1/cx_lmdresourcenotfoundex. MESSAGE 'The requested resource does not exist.' TYPE 'E'. CATCH /aws1/cx_lmdserviceexception. MESSAGE 'An internal problem was encountered by the AWS Lambda service.' TYPE 'E'. CATCH /aws1/cx_lmdtoomanyrequestsex. MESSAGE 'The maximum request throughput was reached.' TYPE 'E'. ENDTRY.
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有关 API 详细信息,请参阅《Amazon SDK for SAP ABAP API 参考》中的 UpdateFunctionConfiguration。
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有关 Amazon SDK 开发人员指南和代码示例的完整列表,请参阅 将 Lambda 与 Amazon SDK 配合使用。本主题还包括有关入门的信息以及有关先前的 SDK 版本的详细信息。