Script that will build an image from a known instance, make a new launch configuration and sets this as the new launch configuration for the autoscaling group. We then scale up then back down the instances providing a zero downtime deployment.
- pip install awscli
- jsawk
- aws tags (Project, Role, Environment)
- aws autoscaling groups
in config.sh set your domain and desired number of instances in the auto scaling group.
./deploy.sh {{ instance_id }}
$ ./deploy.sh i-a1b2c3d4
scan tags . done
deploy app code . done
create image ami-a1b2c3d4 from i-a1b2c3d4 . . . . . done (available)
get security group ids for i-a1b2c3d4 . done (sg-a1b2c3d4)
create launch configuration (project-role-20160111215758) . done
update autoscaling group (project-role) to use new launch configuration (project-role-20160111215758) . done
scale up . . done
scale down . . . . . . . . . . done