simplify deployment because CF can package layers

Author: simalexan

LICENSE.txt

@@ -0,0 +1,10 @@
+MIT License
+
+Copyright 2020 Aleksandar Simovic <https://serverless.pub>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+© 2020 GitHub, Inc.

Makefile

@@ -1,7 +1,3 @@
-DEPLOYMENT_BUCKET_NAME ?= desole-packaging
-DEPLOYMENT_KEY := $(shell echo s3-deployment-$$RANDOM.zip)
-STACK_NAME ?= s3-deployment
-
 clean: 
 	rm -rf build
 
@@ -14,10 +10,9 @@ build/python/deployer.py: src/deployer.py build/python
 build/python/requests: build/python
 	pip install requests --target build/python
 
-build/layer.zip: build/python/deployer.py build/python/requests
-	cd build/ && zip -r layer.zip python
+output.yml: cloudformation/template.yml build/python/requests build/python/deployer.py
+	aws cloudformation package --template-file $< --output-template-file $@ --s3-bucket $(DEPLOYMENT_BUCKET_NAME)
 
-deploy: cloudformation/template.yml build/layer.zip
-	aws s3 cp build/layer.zip s3://$(DEPLOYMENT_BUCKET_NAME)/$(DEPLOYMENT_KEY)
-	aws cloudformation deploy --template-file cloudformation/template.yml --stack-name $(STACK_NAME) --capabilities CAPABILITY_IAM --parameter-overrides DeploymentBucketName=$(DEPLOYMENT_BUCKET_NAME) DeploymentKey=$(DEPLOYMENT_KEY) LayerName=$(STACK_NAME)
+deploy: output.yml
+	aws cloudformation deploy --template-file $< --stack-name $(STACK_NAME) --capabilities CAPABILITY_IAM
 	aws cloudformation describe-stacks --stack-name $(STACK_NAME) --query Stacks[].Outputs[].OutputValue --output text

cloudformation/README-SAR.md

@@ -0,0 +1,5 @@
+# CloudFormation Deploy to S3
+
+Deploy and publish Frontend SPA apps, UI components, static websites and MicroFrontends to S3 and Serverless Application Repository using this Lambda Layer component.
+
+For more information, see [How to use CloudFormation to deploy Frontend Apps to S3 and Serverless Application Repository](https://serverless.pub/deploy-frontend-to-s3-and-sar/).

cloudformation/template.yml

@@ -2,12 +2,6 @@ AWSTemplateFormatVersion: 2010-09-09
 Transform: 'AWS::Serverless-2016-10-31'
 
 Description: S3 Deployment Layer
-Parameters:
-  DeploymentBucketName:
-    Type: String
-  DeploymentKey:
-    Type: String
-
 Resources:
   S3DeploymentLayer:
     Type: AWS::Serverless::LayerVersion
@@ -16,11 +10,8 @@ Resources:
         - python3.6
         - python3.7
       Description: S3 Deployment Layer
-      LayerName: !Ref AWS::StackName
       LicenseInfo: MIT
-      ContentUri:
-        Bucket: !Ref DeploymentBucketName
-        Key: !Ref DeploymentKey
+      ContentUri: ../build/python
       RetentionPolicy: Retain
 
   DeploymentPermission:
@@ -33,3 +24,18 @@ Resources:
 Outputs:
   Arn: 
     Value: !Ref S3DeploymentLayer
+
+Metadata:
+  AWS::ServerlessRepo::Application:
+    Name: deploy-to-s3 
+    Description: >
+      Deploy and publish Frontend SPA apps, UI components, static websites and MicroFrontends to S3 
+      and Serverless Application Repository using this Lambda Layer component
+    Author: Aleksandar Simovic
+    SpdxLicenseId: MIT 
+    LicenseUrl: ../LICENSE.txt
+    ReadmeUrl: README-SAR.md 
+    Labels: ['deploy', 's3', 'lambda', 'layer', 'frontend']
+    HomePageUrl: https://serverless.pub/deploy-frontend-to-s3-and-sar/
+    SemanticVersion: 2.3.0
+    SourceCodeUrl: https://github.com/serverlesspub/cloudformation-deploy-to-s3