LambdaからLambdaを呼び出す方法

環境

AWS SDK for JavaScript v3

Node.js 18

code:javascript

import { LambdaClient, InvokeCommand } from "@aws-sdk/client-lambda";

export const handler = async (event) => {

const client = new LambdaClient();

const input = {

FunctionName: "test_method_B"

};

const command = new InvokeCommand(input);

const res = await client.send(command);

//Uint8Arrayで返却されるためデコードする。

const decoder = new TextDecoder();

const text = decoder.decode(res.Payload);

console.log(text);

const response = {

statusCode: 200,

body: JSON.stringify('Hello from Lambda!'),

};

return response;

};