okd/roles/openshift_master/tasks/main.yml

---
# TODO: add ability to configure certificates given either a local file to
#       point to or certificate contents, set in default cert locations.

# Authentication Variable Validation
# TODO: validate the different identity provider kinds as well
- fail:
    msg: >
      Invalid OAuth grant method: {{ openshift_master_oauth_grant_method }}
  when: openshift_master_oauth_grant_method is defined and openshift_master_oauth_grant_method not in openshift_master_valid_grant_methods

# HA Variable Validation
- fail:
    msg: "openshift_master_cluster_method must be set to either 'native' or 'pacemaker' for multi-master installations"
  when: openshift_master_ha | bool and ((openshift_master_cluster_method is not defined) or (openshift_master_cluster_method is defined and openshift_master_cluster_method not in ["native", "pacemaker"]))
- fail:
    msg: "'native' high availability is not supported for the requested OpenShift version"
  when: openshift_master_ha | bool and openshift_master_cluster_method == "native" and not openshift.common.version_gte_3_1_or_1_1 | bool
- fail:
    msg: "openshift_master_cluster_password must be set for multi-master installations"
  when: openshift_master_ha | bool and openshift_master_cluster_method == "pacemaker" and (openshift_master_cluster_password is not defined or not openshift_master_cluster_password)
- fail:
    msg: "Pacemaker based HA is not supported at this time when used with containerized installs"
  when: openshift_master_ha | bool and openshift_master_cluster_method == "pacemaker" and openshift.common.is_containerized | bool

- name: Install Master package
  action: "{{ ansible_pkg_mgr }} name={{ openshift.common.service_type }}-master{{ openshift_version  }} state=present"
  when: not openshift.common.is_containerized | bool

- name: Pull master image
  command: >
    docker pull {{ openshift.master.master_image }}:{{ openshift_version }}
  when: openshift.common.is_containerized | bool

- name: Create openshift.common.data_dir
  file:
    path: "{{ openshift.common.data_dir }}"
    state: directory
    mode: 0755
    owner: root
    group: root
  when: openshift.common.is_containerized | bool

- name: Reload systemd units
  command: systemctl daemon-reload
  when: openshift.common.is_containerized | bool and install_result | changed

- name: Re-gather package dependent master facts
  openshift_facts:

- name: Create config parent directory if it does not exist
  file:
    path: "{{ openshift_master_config_dir }}"
    state: directory

- name: Create the policy file if it does not already exist
  command: >
    {{ openshift.common.admin_binary }} create-bootstrap-policy-file
      --filename={{ openshift_master_policy }}
  args:
    creates: "{{ openshift_master_policy }}"
  notify:
  - restart master
  - restart master api
  - restart master controllers

- name: Create the scheduler config
  template:
    dest: "{{ openshift_master_scheduler_conf }}"
    src: scheduler.json.j2
    backup: true
  notify:
  - restart master
  - restart master api
  - restart master controllers

- name: Install httpd-tools if needed
  action: "{{ ansible_pkg_mgr }} name=httpd-tools state=present"
  when: (item.kind == 'HTPasswdPasswordIdentityProvider') and
        not openshift.common.is_atomic | bool
  with_items: openshift.master.identity_providers

- name: Ensure htpasswd directory exists
  file:
    path: "{{ item.filename | dirname }}"
    state: directory
  when: item.kind == 'HTPasswdPasswordIdentityProvider'
  with_items: openshift.master.identity_providers

- name: Create the htpasswd file if needed
  copy:
    dest: "{{ item.filename }}"
    content: ""
    mode: 0600
    force: no
  when: item.kind == 'HTPasswdPasswordIdentityProvider'
  with_items: openshift.master.identity_providers

- name: Install the systemd units
  include: systemd_units.yml

- name: Create session secrets file
  template:
    dest: "{{ openshift.master.session_secrets_file }}"
    src: sessionSecretsFile.yaml.v1.j2
    owner: root
    group: root
    mode: 0600
  when: openshift.master.session_auth_secrets is defined and openshift.master.session_encryption_secrets is defined
  notify:
  - restart master
  - restart master api

- set_fact:
    translated_identity_providers: "{{ openshift.master.identity_providers | translate_idps('v1') }}"

# TODO: add the validate parameter when there is a validation command to run
- name: Create master config
  template:
    dest: "{{ openshift_master_config_file }}"
    src: master.yaml.v1.j2
    backup: true
    owner: root
    group: root
    mode: 0600
  notify:
  - restart master
  - restart master api
  - restart master controllers

- include: set_loopback_context.yml
  when: openshift.common.version_gte_3_2_or_1_2

- name: Start and enable master
  service: name={{ openshift.common.service_type }}-master enabled=yes state=started
  when: not openshift_master_ha | bool
  register: start_result
  notify: Verify API Server

- name: Stop and disable non HA master when running HA
  service: name={{ openshift.common.service_type }}-master enabled=no state=stopped
  when: openshift_master_ha | bool

- set_fact:
    master_service_status_changed: "{{ start_result | changed }}"
  when: not openshift_master_ha | bool

- name: Mask master service
  command: systemctl mask {{ openshift.common.service_type }}-master
  when: openshift_master_ha | bool and openshift.master.cluster_method == 'native' and not openshift.common.is_containerized | bool

- name: Start and enable master api
  service: name={{ openshift.common.service_type }}-master-api enabled=yes state=started
  when: openshift_master_ha | bool and openshift.master.cluster_method == 'native'
  register: start_result

- set_fact:
    master_api_service_status_changed: "{{ start_result | changed }}"
  when: openshift_master_ha | bool and openshift.master.cluster_method == 'native'

# A separate wait is required here for native HA since notifies will
# be resolved after all tasks in the role.
- name: Wait for API to become available
  # Using curl here since the uri module requires python-httplib2 and
  # wait_for port doesn't provide health information.
  command: >
    curl --silent --cacert {{ openshift.common.config_base }}/master/ca.crt
    {{ openshift.master.api_url }}/healthz/ready
  register: api_available_output
  until: api_available_output.stdout == 'ok'
  retries: 120
  delay: 1
  changed_when: false
  when: openshift_master_ha | bool and openshift.master.cluster_method == 'native' and master_api_service_status_changed | bool

- name: Start and enable master controller
  service: name={{ openshift.common.service_type }}-master-controllers enabled=yes state=started
  when: openshift_master_ha | bool and openshift.master.cluster_method == 'native'
  register: start_result

- set_fact:
    master_controllers_service_status_changed: "{{ start_result | changed }}"
  when: openshift_master_ha | bool and openshift.master.cluster_method == 'native'

- name: Install cluster packages
  action: "{{ ansible_pkg_mgr }} name=pcs state=present"
  when: openshift_master_ha | bool and openshift.master.cluster_method == 'pacemaker'
    and not openshift.common.is_containerized | bool
  register: install_result

- name: Start and enable cluster service
  service: name=pcsd enabled=yes state=started
  when: openshift_master_ha | bool and openshift.master.cluster_method == 'pacemaker'
    and not openshift.common.is_containerized | bool

- name: Set the cluster user password
  shell: echo {{ openshift_master_cluster_password | quote }} | passwd --stdin hacluster
  when: install_result | changed

- name: Lookup default group for ansible_ssh_user
  command: "/usr/bin/id -g {{ ansible_ssh_user }}"
  changed_when: false
  register: _ansible_ssh_user_gid

- set_fact:
    client_users: "{{ [ansible_ssh_user, 'root'] | unique }}"

- name: Create the client config dir(s)
  file:
    path: "~{{ item }}/.kube"
    state: directory
    mode: 0700
    owner: "{{ item }}"
    group: "{{ 'root' if item == 'root' else _ansible_ssh_user_gid.stdout  }}"
  with_items: client_users

# TODO: Update this file if the contents of the source file are not present in
# the dest file, will need to make sure to ignore things that could be added
- name: Copy the admin client config(s)
  command: cp {{ openshift_master_config_dir }}/admin.kubeconfig ~{{ item }}/.kube/config
  args:
    creates: ~{{ item }}/.kube/config
  with_items: client_users

- name: Update the permissions on the admin client config(s)
  file:
    path: "~{{ item }}/.kube/config"
    state: file
    mode: 0700
    owner: "{{ item }}"
    group: "{{ 'root' if item == 'root' else _ansible_ssh_user_gid.stdout  }}"
  with_items: client_users