sampletemplate.yaml

---
AWSTemplateFormatVersion: '2010-09-09'
Description: 'I am creating 2 s3 buckets and an EC2 instance'
Mappings:
  RegionAMI:
    us-east-1:
      al2: ami-0022f774911c1d690
      ubuntu: ami-09d56f8956ab235b3
      redhat: ami-0f095f89ae15be883
    us-east-2:
      al2: ami-12345678987654
      ubuntu: ami-987654345678987
      redhat: ami-87654345678
    us-west-2:
      al2: ami-987654345678
      ubuntu: ami-987654345678
      redhat: ami-9876543we567t
Parameters:
  s3bucketname1:
    Type: String
    Default: mys3bucket-9876545679
    Description: Enter bucket name of your choice
  s3bucketname2:
    Type: String
    Default: mys3bucket-9876545679876
    Description: Enter bucket name of your choice
  # imageid:
  #   Type: String
  #   Default: ami-0022f774911c1d690
  #   Description: Enter AMI id of your choice
  key:
    Type: AWS::EC2::KeyPair::KeyName
    Default: efstest
    Description: Select key KeyPair of your choice
  owner:
    Type: String
    Default: sudheer
    AllowedValues:
      - sudheer
      - abc
      - def
    Description: Select the owner
  InstanceType:
    Type: String
    Default: t2.micro
    AllowedValues:
      - t2.micro
      - t2.medium
      - m1.large
    Description: Enter t2.micro, m1.small, or m1.large. Default is t2.micro.
  OsType:
    Type: String
    Default: al2
    AllowedValues:
      - al2
      - ubuntu
      - redhat
    Description: Choose OS type. Default is al2
Resources:
  S3Bucket:
    Type: AWS::S3::Bucket
    DeletionPolicy: Delete
    Properties:
      #This bucket is used for storing logs
      BucketName:
        Ref: s3bucketname1
      Tags:
        - Key: "owner"
          Value:
            Ref: owner

  S3Bucket2:
    Type: AWS::S3::Bucket
    DeletionPolicy: Retain
    Properties:
      #This bucket is used for storing logs
      BucketName:
        Ref: s3bucketname2
      Tags:
        - Key: "owner"
          Value:
            Ref: owner
        - Key: "S3Name"
          Value:
            Ref: S3Bucket
  web:
    Type: AWS::EC2::Instance
    Properties:
      ImageId: !FindInMap [RegionAMI, !Ref "AWS::Region", !Ref OsType]
      KeyName:
        Ref: key
      InstanceType:
        Ref: InstanceType
      BlockDeviceMappings:
      - DeviceName: "/dev/sdm"
        Ebs:
          VolumeType: "io1"
          Iops: "200"
          DeleteOnTermination: "false"
          VolumeSize: "20"
      - DeviceName: "/dev/sdk"
        NoDevice: {}
      Tags:
        - Key: "owner"
          Value:
            Ref: owner
        - Key: "Name"
          Value: "web"
        - Key: "S3Name"
          Value:
            Ref: S3Bucket
Outputs:
  publicip:
    Description: PublicIP of my instance
    Value: !GetAtt web.PublicIp