AWS Lambda 자세히 살펴보기 AWS 의 Lambda 를 이용하면 서버를 고려하지 않고 애플리케이션과 서비스를 구축하고 실행할 수 있습니다. 본 세션에서는 Lambda 의 개념과, 환경 구성 그리고 람다를 위한 Application Lifecycle Management에 관하여 다룹니다. 더불어 서버리스 컴퓨팅에서 어렵게 느껴지는 주제인 디버깅 옵션및 트러블슈팅을 예제를 통하여 설명합니다.

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Source Build Test Production
Continuous Integration
Continuous Delivery
Continuous Deployment
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{
"AWSTemplateFormatVersion" : "2010-09-09",
"Description" : "2 Tier Web Application Template",
"Parameters" : {
"KeyName": {
"Type": "AWS::EC2::KeyPair::KeyName"
},
"InstanceType" : {
"Type" : "String",
"Default" : "t2.small”
}
},
"Resources" : {
"ALBSecurityGroup" : {
"Type" : "AWS::EC2::SecurityGroup",
"Properties" : {
"GroupDescription" : "ALB Security Group",
"SecurityGroupIngress" : [
{"IpProtocol" : "tcp", "FromPort" : "80", "ToPort" : "80", "CidrIp" : "0.0.0.0/0"}
],
"VpcId" : { "Fn::ImportValue" : { "Fn::Sub": "${VPCStackName}-VPCID" } }
}
},
…
}

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Template
Alpha Gamma Prod
Lambda
Function
AWS
Resources

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AWSTemplateFormatVersion: 2010-09-09
Transform: AWS::Serverless-2016-10-31 # CloudFormation Template SAM Template
Resources:
GetHtmlFunction:
Type: AWS::Serverless::Function # Lambda Function
Properties:
CodeUri: s3://sam-demo-bucket/my_function.zip
Handler: index.gethtml
Runtime: nodejs4.3
Policies: AmazonDynamoDBReadOnlyAccess
Events:
GetHtml:
Type: Api
Properties:
Path: /{proxy+}
Method: ANY
ListTable:
Type: AWS::Serverless::SimpleTable # DynamoDB Table
…

21. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
AWS::Serverless::Function
Handler: index.js
Runtime: nodejs6.10
CodeUri: 's3://my-code-bucket/my-function.zip'
Description: Creates thumbnails of uploaded images
MemorySize: 1024
Timeout: 15
Policies:
- AWSLambdaExecute # Managed Policy
- Version: '2012-10-17' # Policy Document
Statement:
- …
Environment:
Variables:
TABLE_NAME: my-table
Events:
PhotoUpload:
Type: S3
Properties:
Bucket: my-photo-bucket
Tags:
AppNameTag: ThumbnailApp
AWS::Serverless::Function

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AWS::Serverless::API
Properties:
StageName: prod
DefinitionUri: swagger.yml
AWS::Serverless::API

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AWS::Serverless::SimpleTable
Properties:
PrimaryKey:
Name: id
Type: String
ProvisionedThroughput:
ReadCapacityUnits: 5
WriteCapacityUnits: 5
AWS::Serverless::SimpleTable

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version: 0.1
environment_variables:
plaintext:
"INPUT_FILE": "saml.yaml"
"S3_BUCKET": ""
phases:
install:
commands:
- npm install
pre_build:
commands:
- eslint *.js
build:
commands:
- npm test
post_build:
commands:
- aws cloudformation package
--template $INPUT_FILE --s3-bucket
$S3_BUCKET --output-template post-saml.yaml
artifacts:
type: zip
files:
- post-saml.yaml
- beta.json

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