okd/playbooks/aws/openshift-cluster/tasks/launch_instances.yml

---
- set_fact:
    created_by: "{{ lookup('env', 'LOGNAME')|default(cluster, true) }}"
    docker_vol_ephemeral: "{{ lookup('env', 'os_docker_vol_ephemeral') | default(false, true) }}"
    env: "{{ cluster }}"
    host_type: "{{ type }}"
    sub_host_type: "{{ g_sub_host_type }}"

- set_fact:
    ec2_region: "{{ lookup('env', 'ec2_region')
                    | default(deployment_vars[deployment_type].region, true) }}"
  when: ec2_region is not defined
- set_fact:
    ec2_image_name: "{{ lookup('env', 'ec2_image_name')
                        | default(deployment_vars[deployment_type].image_name, true) }}"
  when: ec2_image_name is not defined and ec2_image is not defined
- set_fact:
    ec2_image: "{{ lookup('env', 'ec2_image')
                   | default(deployment_vars[deployment_type].image, true) }}"
  when: ec2_image is not defined and not ec2_image_name
- set_fact:
    ec2_keypair: "{{ lookup('env', 'ec2_keypair')
                    | default(deployment_vars[deployment_type].keypair, true) }}"
  when: ec2_keypair is not defined
- set_fact:
    ec2_vpc_subnet: "{{ lookup('env', 'ec2_vpc_subnet')
                    | default(deployment_vars[deployment_type].vpc_subnet, true) }}"
  when: ec2_vpc_subnet is not defined
- set_fact:
    ec2_assign_public_ip: "{{ lookup('env', 'ec2_assign_public_ip')
                    | default(deployment_vars[deployment_type].assign_public_ip, true) }}"
  when: ec2_assign_public_ip is not defined

- set_fact:
    ec2_instance_type: "{{ ec2_master_instance_type | default(lookup('env', 'ec2_master_instance_type') | default(lookup('env', 'ec2_instance_type') | default(deployment_vars[deployment_type].type, true), true), true) }}"
    ec2_security_groups: "{{ ec2_master_security_groups
                    | default(deployment_vars[deployment_type].security_groups, true) }}"
  when: host_type == "master" and sub_host_type == "default"

- set_fact:
    ec2_instance_type: "{{ ec2_etcd_instance_type | default(lookup('env', 'ec2_etcd_instance_type') | default(lookup('env', 'ec2_instance_type') | default(deployment_vars[deployment_type].type, true), true), true) }}"
    ec2_security_groups: "{{ ec2_etcd_security_groups
                    | default(deployment_vars[deployment_type].security_groups, true)}}"
  when: host_type == "etcd" and sub_host_type == "default"

- set_fact:
    ec2_instance_type: "{{ ec2_infra_instance_type | default(lookup('env', 'ec2_infra_instance_type') | default(lookup('env', 'ec2_instance_type') | default(deployment_vars[deployment_type].type, true), true), true) }}"
    ec2_security_groups: "{{ ec2_infra_security_groups
                    | default(deployment_vars[deployment_type].security_groups, true) }}"
  when: host_type == "node" and sub_host_type == "infra"

- set_fact:
    ec2_instance_type: "{{ ec2_node_instance_type | default(lookup('env', 'ec2_node_instance_type') | default(lookup('env', 'ec2_instance_type') | default(deployment_vars[deployment_type].type, true), true), true) }}"
    ec2_security_groups: "{{ ec2_node_security_groups
                    | default(deployment_vars[deployment_type].security_groups, true) }}"
  when: host_type == "node" and sub_host_type == "compute"

- set_fact:
    ec2_instance_type: "{{ lookup('env', 'ec2_instance_type')
                          | default(deployment_vars[deployment_type].type, true) }}"
  when: ec2_instance_type is not defined
- set_fact:
    ec2_security_groups: "{{ lookup('env', 'ec2_security_groups')
                    | default(deployment_vars[deployment_type].security_groups, true) }}"
  when: ec2_security_groups is not defined

- name: Find amis for deployment_type
  ec2_ami_find:
    region: "{{ ec2_region }}"
    ami_id: "{{ ec2_image | default(omit, true) }}"
    name: "{{ ec2_image_name | default(omit, true) }}"
  register: ami_result

- fail: msg="Could not find requested ami"
  when: not ami_result.results

- set_fact:
    latest_ami: "{{ ami_result.results | oo_ami_selector(ec2_image_name) }}"
    volume_defs:
      etcd:
        root:
          volume_size: "{{ lookup('env', 'os_etcd_root_vol_size') | default(25, true) }}"
          device_type: "{{ lookup('env', 'os_etcd_root_vol_type') | default('gp2', true) }}"
          iops: "{{ lookup('env', 'os_etcd_root_vol_iops') | default(500, true) }}"
        etcd:
          volume_size: "{{ lookup('env', 'os_etcd_vol_size') | default(32, true) }}"
          device_type: "{{ lookup('env', 'os_etcd_vol_type') | default('gp2', true) }}"
          iops: "{{ lookup('env', 'os_etcd_vol_iops') | default(500, true) }}"
      master:
        root:
          volume_size: "{{ lookup('env', 'os_master_root_vol_size') | default(25, true) }}"
          device_type: "{{ lookup('env', 'os_master_root_vol_type') | default('gp2', true) }}"
          iops: "{{ lookup('env', 'os_master_root_vol_iops') | default(500, true) }}"
        docker:
          volume_size: "{{ lookup('env', 'os_docker_vol_size') | default(10, true) }}"
          device_type: "{{ lookup('env', 'os_docker_vol_type') | default('gp2', true) }}"
          iops: "{{ lookup('env', 'os_docker_vol_iops') | default(500, true) }}"
      node:
        root:
          volume_size: "{{ lookup('env', 'os_node_root_vol_size') | default(85, true) }}"
          device_type: "{{ lookup('env', 'os_node_root_vol_type') | default('gp2', true) }}"
          iops: "{{ lookup('env', 'os_node_root_vol_iops') | default(500, true) }}"
        docker:
          volume_size: "{{ lookup('env', 'os_docker_vol_size') | default(32, true) }}"
          device_type: "{{ lookup('env', 'os_docker_vol_type') | default('gp2', true) }}"
          iops: "{{ lookup('env', 'os_docker_vol_iops') | default(500, true) }}"

- set_fact:
    volumes: "{{ volume_defs | oo_ec2_volume_definition(host_type, docker_vol_ephemeral | bool) }}"

- name: Launch instance(s)
  ec2:
    state: present
    region: "{{ ec2_region }}"
    keypair: "{{ ec2_keypair }}"
    group: "{{ ec2_security_groups }}"
    instance_type: "{{ ec2_instance_type }}"
    image: "{{ latest_ami }}"
    count: "{{ instances | length }}"
    vpc_subnet_id: "{{ ec2_vpc_subnet | default(omit, true) }}"
    assign_public_ip: "{{ ec2_assign_public_ip | default(omit, true) }}"
    user_data: "{{ lookup('template', '../templates/user_data.j2') }}"
    wait: yes
    instance_tags:
      created-by: "{{ created_by }}"
      env: "{{ env }}"
      host-type: "{{ host_type }}"
      sub-host-type: "{{ sub_host_type }}"
    volumes: "{{ volumes }}"
  register: ec2

- name: Add Name tag to instances
  ec2_tag: resource={{ item.1.id }} region={{ ec2_region }} state=present
  with_together:
  - instances
  - ec2.instances
  args:
    tags:
      Name: "{{ item.0 }}"

- set_fact:
    instance_groups: "tag_created-by_{{ created_by }}, tag_env_{{ env }}, tag_host-type_{{ host_type }}, tag_sub-host-type_{{ sub_host_type }}"

- set_fact:
    node_label:
      region: "{{ec2_region}}"
      type: "{{sub_host_type}}"
  when: host_type == "node"

- set_fact:
    node_label:
      region: "{{ec2_region}}"
      type: "{{host_type}}"
  when: host_type != "node"

- set_fact:
    logrotate:
        - name: syslog
          path: "/var/log/cron
                 \n/var/log/maillog
                 \n/var/log/messages
                 \n/var/log/secure
                 \n/var/log/spooler \n"
          options:
            - daily
            - rotate 7
            - compress
            - sharedscripts
            - missingok
          scripts:
            postrotate: "/bin/kill -HUP `cat /var/run/syslogd.pid 2> /dev/null` 2> /dev/null || true"

- name: Add new instances groups and variables
  add_host:
    hostname: "{{ item.0 }}"
    ansible_ssh_host: "{{ item.1.dns_name }}"
    ansible_ssh_user: "{{ deployment_vars[deployment_type].ssh_user }}"
    ansible_sudo: "{{ deployment_vars[deployment_type].sudo }}"
    groups: "{{ instance_groups }}"
    ec2_private_ip_address: "{{ item.1.private_ip }}"
    ec2_ip_address: "{{ item.1.public_ip }}"
    openshift_node_labels: "{{ node_label }}"
    logrotate_scripts: "{{ logrotate }}"
  with_together:
  - instances
  - ec2.instances

- name: Add new instances to nodes_to_add group if needed
  add_host:
    hostname: "{{ item.0 }}"
    ansible_ssh_host: "{{ item.1.dns_name }}"
    ansible_ssh_user: "{{ deployment_vars[deployment_type].ssh_user }}"
    ansible_sudo: "{{ deployment_vars[deployment_type].sudo }}"
    groups: nodes_to_add
    ec2_private_ip_address: "{{ item.1.private_ip }}"
    ec2_ip_address: "{{ item.1.public_ip }}"
    openshift_node_labels: "{{ node_label }}"
    logrotate_scripts: "{{ logrotate }}"
  with_together:
  - instances
  - ec2.instances
  when: oo_extend_env is defined and oo_extend_env | bool

- name: Wait for ssh
  wait_for: "port=22 host={{ item.dns_name }}"
  with_items: ec2.instances

- name: Wait for user setup
  command: "ssh -o StrictHostKeyChecking=no -o PasswordAuthentication=no -o ConnectTimeout=10 -o UserKnownHostsFile=/dev/null {{ hostvars[item.0].ansible_ssh_user }}@{{ item.1.dns_name }} echo {{ hostvars[item.0].ansible_ssh_user }} user is setup"
  register: result
  until: result.rc == 0
  retries: 20
  delay: 10
  with_together:
  - instances
  - ec2.instances