AWS Lambda

http://kyobo.link/w6gU

exports.myHandler = function(event, context, callback) {
	console.log('value =', event.key);
	callback();
}

$ aws iam create-role --role-name basic-lambda-role --assume-role-policy-document file://policy.json
$ zip -r myFunction.zip index.js
$ aws lambda create-function
	--region us-east-2
    --function-name myFunction
    --zip-file fileb://myFunction.zip
    --role arn:aws:iam:00123456789:role/basic-lambda-role
    --handler index.handler
    --runtime nodejs4.3
    --memory-size 128
$ aws lambda invoke
	--invocation-type RequestResponse
    --function-name myFunction
    --region us-east-2
    --log-type Tail
    --payload '{"key": "value"}'
    output.txt
$ aws lambda list-functions

$ aws lambda get-function --function-name <FUNCTION_NAME>
$ aws lambda get-function-configuration --function-name <FUNCTION_NAME>

$ aws logs get-log-events
	--log-group-name "/aws/lambda/myFunction"
    --log-stream-name "2017/02/07/[$LATEST]1ae6ac9c77384794a3202802c683179a"

• context
  • getRemainingTimeInMills()
  • callbackWaitsForEmptyEventLoop default: true
  • functionName
  • functionVersion
  • memoryLimitInMB
  • logGroupName
  • logStreamName
  • awsRequestID

배포도구

• APEX
  • $ curl http://raw.githubusercontent.com/apex/apex/master/install.sh | sudo sh
  • $ mkdir workdir && cd workdir
  • $ apex init -r us-east-1
  • $ apex deploy
  • $ apex invoke hello
  • $ apex logs hello
• Claudia.js
  • $ npm install claudia -g
  • $ claudia create --region us-east-1 --handler index.handle
  • $ claudia test-lambda

Test

• Mocha
• Chai
• harness