Deploys BookStack wiki on AWS EC2

deploy_wiki.sh

STACK=  # give the stack a name
REGION= # choose your region
DOMAIN= # a Route53 domain - wiki will be hosted at wiki.[DOMAIN]

aws cloudformation deploy \
    --template-file wiki.yaml \
    --stack-name $STACK \
    --region $REGION \
    --parameter-overrides Domain=$DOMAIN

wiki.yaml

AWSTemplateFormatVersion: 2010-09-09

Parameters:
  Domain:
    Type: String

Resources:
  SecurityGroup:
    Type: AWS::EC2::SecurityGroup
    Properties:
      GroupDescription: Allows connections from anyhere
      GroupName: WikiConnectionsIn
      SecurityGroupIngress:
        - CidrIp: 0.0.0.0/0
          FromPort: 80
          IpProtocol: TCP
          ToPort: 80
        - CidrIp: 0.0.0.0/0
          FromPort: 443
          IpProtocol: TCP
          ToPort: 443

  Instance:
    DeletionPolicy: Retain
    Type: AWS::EC2::Instance
    Properties:
      BlockDeviceMappings:
        - DeviceName: /dev/sda1
          Ebs:
            DeleteOnTermination: false
            VolumeSize: 20
      DisableApiTermination: true
      ImageId: ami-02df9ea15c1778c9c
      InstanceInitiatedShutdownBehavior: stop
      InstanceType: t3.micro
      SecurityGroups:
        - !Ref SecurityGroup
      Tags:
        - Key: Name
          Value: wiki
      UserData:
        Fn::Base64: !Sub |
          #!/bin/bash -xe
          sudo apt update
          sudo apt install unzip
          wget https://raw.githubusercontent.com/BookStackApp/devops/master/scripts/installation-ubuntu-18.04.sh
          chmod a+x installation-ubuntu-18.04.sh
          sudo ./installation-ubuntu-18.04.sh wiki.${Domain}

  EIP:
    Type: AWS::EC2::EIP
    Properties:
      InstanceId: !Ref Instance

  RecordSet:
    Type: AWS::Route53::RecordSet
    Properties:
      HostedZoneName: !Sub ${Domain}.
      Name: !Sub wiki.${Domain}.
      Type: A
      TTL: 300
      ResourceRecords:
        - !Ref EIP