fixes in readme, for nodejs

.gitignore

@@ -1,4 +1,5 @@
 src
+apa/
 apigw.yml
 swagger-api.yml
 main

tmpl-languages.go

@@ -7,15 +7,16 @@ const nodeFunction = `
 exports.handler = function(event, context) {
 
   let msg = {
-    msg: 'hello world'
+    statusCode: 200,
+    body: 'hello world'
   }
-  context.succeed(JSON.stringify(msg));
+  context.succeed(msg);
 };
 `
 
 const packageJson = `
 {
-  "name": "hello world",
+  "name": "helloworld",
   "version": "1.0.0",
   "description": "",
   "main": "index.js",

tmpl-readme.go

@@ -23,17 +23,15 @@ $ pip install --user aws-sam-cli
 $ sam build --template-file apigw.yml
 ` + "```" + `
 
-### Package the Project
+### Package & Deploy the Project
 ` + "```" + `bash
-$ sam package --template-file apigw.yml  --output-template-file out.yaml --s3-bucket {Your-S3-bucket}
+$ sam deploy --guided
 ` + "```" + `
 
-### Deploy the API
-` + "```" + `bash
-$ aws cloudformation deploy --template-file ./out.yaml --stack-name your-api-project --capabilities CAPABILITY_IAM 
-` + "```" + `
-
-Go to the AWS console > Cloudformation. Make sure the Cloudformations stack finishes. Take a look at the output to get the URL of your newly created API project. Either curl the address at the /hello endpoint or run the endpoint directly in the API Gateway console.
-
+The --guided flag will set up all needed IAM roles and a S3 bucket and finally will set upp all needed AWS resources and deploy the code.
 
+Check the Outputs from the command line and grab the URL. Now do a curl against URL/helloworld
+{{ if and (eq .APIEndpoints "private") }}
+However since this is a private api, you need to do the curl from within your VPC
+{{ end }}
 `

tmpl-sam.go

@@ -10,6 +10,11 @@ Parameters:
   VPCId:
     Description: ID of the VPC ID
     Type: AWS::EC2::VPC::Id
+  VPCCidr:
+    Description: Valid CIDR of the VPC
+    Type: String
+    AllowedPattern: ^([0-9]{1,3}\.){3}[0-9]{1,3}(\/([0-9]|[1-2][0-9]|3[0-2]))?$
+    ConstraintDescription: must be a valid IP CIDR range of the form x.x.x.x/x
   SubnetIDs:
     Description: A list/array of Subnet IDs
     Type: List<AWS::EC2::Subnet::Id>
@@ -46,7 +51,7 @@ Resources:
       VpcId: !Ref VPCId
       SecurityGroupIngress:
         - IpProtocol: tcp
-          CidrIp: 172.31.190.0/24
+          CidrIp: !Ref VPCCidr
           FromPort: 0
           ToPort: 65535
 
@@ -130,7 +135,7 @@ Resources:
       CodeUri: src/{{ .LambdaFunctionName }}/app/
       {{ if and (eq .Language "python")}}Handler: app.handler
       Runtime: python3.7{{ end }}{{ if and (eq .Language "ruby")}}Handler: app.handler
-      Runtime: ruby2.5{{ end }}{{ if and (eq .Language "node")}}Handler: index.js
+      Runtime: ruby2.5{{ end }}{{ if and (eq .Language "node")}}Handler: index.handler
       Runtime: nodejs10.x{{ end }}{{ if and (eq .Language "go")}}Handler: helloworld
       Runtime: go1.x{{ end }}{{ if and (eq .Language "java")}}Handler: com.api.HelloWorld
       Runtime: java8{{ end }}