Example override for scaling policy

asg.sls

Ensure {{ grains.workers.web.cluster_name }} asg exists:
  boto_asg.present:
    - name: {{ grains.workers.web.cluster_name }}
    - launch_config_name: {{ grains.workers.web.cluster_name }}
    - launch_config:
      - image_id: {{ pillar.ec2_ami.iad.ubuntu14.hvm_ssd }}
      - key_name: sshunusablekey
      - security_groups:
        - {{ grains.service_name }}
      - instance_profile_name: {{ grains.workers.web.cluster_name }}
      - instance_type: c4.xlarge
      - block_device_mappings:
        - "/dev/sda1":
            size: 20
            volume_type: gp2
            delete_on_termination: true
      - instance_monitoring: true
    - vpc_zone_identifier: {{ pillar.vpc.vpc_subnets }}
    - availability_zones: {{ pillar.vpc.availability_zones }}
    - min_size: {{ 3 * pillar.vpc.availability_zones|length }}
    - max_size: {{ 30 * pillar.vpc.availability_zones|length }}
    - alarms:
        autoscale up alarm:
          attributes:
            threshold: 50.0
    - scaling_policies:
      - name: ScaleUp
        adjustment_type: PercentChangeInCapacity
        scaling_adjustment: 20
        min_adjustment_step: {{ 6 * pillar.vpc.availability_zones|length }}
        cooldown: 1800
      - name: ScaleDown
        adjustment_type: ChangeInCapacity
        scaling_adjustment: -2
        cooldown: 300
    - tags:
      - key: Name
        value: {{ grains.workers.web.cluster_name }}
        propagate_at_launch: true
    - profile: primary_profile