Automation with CloudFormation

AWS CloudFomation (https://aws.amazon.com/cloudformation/), is one way in which we can use a text file to describe and launch the resource that we need. We can use CloudFormation to provision another VPC in the us-west-1 region: 

VPC for US-West-1

The CloudFormation template can be in YAML or JSON; we will use YAML for our first template for provisioning:

$ cat Chapter9_3_cloud_formation.ymlAWSTemplateFormatVersion: '2010-09-09'Description: Create VPC in us-west-1Resources:  myVPC:    Type: AWS::EC2::VPC    Properties:      CidrBlock: '10.1.0.0/16'      EnableDnsSupport: 'false'      EnableDnsHostnames: 'false'      Tags:        - Key: Name

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