It creates an EC2 instance, run the playbook provision.yml which installs nodejs and a helloworld node service with pm2.
Role ec2_save_ami_and_terminate_instance save the image launched previously in the playbook as an AMI, so that when autoscaling happens the instance will be ready as long as it's up and running.
Role ec2_rolling_asg_update can create a launch config with the new AMI, update an existing auto scaling group, and deploy instances in a rolling fashion so no down time.
- Ansible, version >= 2.0
- Python with boto
First you need to configure AWS Access Key and Secret.
Define ami_template_name in group_vars, with an existing ubuntu16 prebuilt image, and ansible user's public key should be within the base image, in order to ssh to it.
Update region, subnet_id, and group_id according to your situation.
(The security group should allow you to access internet in order to install dependencies and pull from git.)
ansible-galaxy install -r requirements.yml
ansible-playbook -i inventories/dev/ playbooks/provision.yml