{Lambda}AWS CLI での Lambda の使用

https://docs.aws.amazon.com/ja_jp/lambda/latest/dg/gettingstarted-awscli.html


-- 1. コマンド等のインストール

-- 1.1 aws cli version 2 インストール

curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip"
unzip awscliv2.zip
sudo ./aws/install

aws --version


-- 2. IAMロール作成
vim role01.json

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Principal": {
        "Service": "lambda.amazonaws.com"
      },
      "Action": "sts:AssumeRole"
    }
  ]
}


aws iam create-role \
--role-name role01 \
--assume-role-policy-document file://role01.json


-- 3. ポリシーをロールにアタッチ
aws iam attach-role-policy \
--policy-arn arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole \
--role-name role01

 

-- 4. 関数を作成する

vim index.js

exports.handler = async function(event, context) {
  console.log("ENVIRONMENT VARIABLES\n" + JSON.stringify(process.env, null, 2))
  console.log("EVENT\n" + JSON.stringify(event, null, 2))
  return context.logStreamName
}

zip func01.zip index.js


aws lambda create-function \
--function-name func01 \
--zip-file fileb://func01.zip \
--handler index.handler \
--runtime nodejs12.x \
--role arn:aws:iam::999999999999:role/role01


aws lambda invoke \
--function-name func01 \
--log-type Tail \
out


aws lambda invoke \
--function-name func01 \
--log-type Tail \
--query 'LogResult' \
--output text \
out |  base64 -d

 

aws lambda list-functions

aws lambda get-function --function-name func01

 


-- 5. クリーンアップ

-- 関数の削除
aws lambda list-functions |grep FunctionName

aws lambda delete-function --function-name func01


-- ロールの削除
aws iam list-roles | grep role01

aws iam detach-role-policy \
--role-name role01 \
--policy-arn arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole

aws iam delete-role --role-name role01