CloudFormation Snippets

ubuntu-cfn-init.json

#!/bin/bash -xe
exec > >(tee /var/log/user-data.log|logger -t user-data -s 2>/dev/console) 2>&1

mkdir -p /tmp/aws-cfn-bootstrap-latest
curl https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-latest.tar.gz | tar xz -C /tmp/aws-cfn-bootstrap-latest --strip-components 1
curl https://s3-ap-southeast-2.amazonaws.com/bucket/cfn-hup.service -o /etc/systemd/system/cfn-hup.service
apt update -y 
apt install -y python-pip libssl-dev libffi-dev

pip install --upgrade pip
pip install pyopenssl ndg-httpsclient pyasn1
pip install --upgrade /tmp/aws-cfn-bootstrap-latest

cp /tmp/aws-cfn-bootstrap-latest/init/ubuntu/cfn-hup /etc/init.d/cfn-hup
chmod +x /etc/init.d/cfn-hup
update-rc.d cfn-hup defaults

/usr/local/bin/cfn-init -v --stack ${AWS::StackName} --resource UbuntuVulcanDeveloper --configsets InstallAndRun --region ${AWS::Region}

/usr/local/bin/cfn-signal -e $? --stack ${AWS::StackName} --resource UbuntuVulcanDeveloper --region ${AWS::Region}


### Configuration /etc/cfn/hooks.d/cfn-auto-reloader.conf
[cfn-auto-reloader-hook]
triggers=post.update
path=Resources.LaunchConfig.Metadata.AWS::CloudFormation::Init
action=/usr/local/bin/cfn-init -v --stack ${AWS::StackName} --resource UbuntuVulcanDeveloper --configsets InstallAndRun --region ${AWS::Region}
runas=root