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---
# If docker_options are provided we should fail. We should not install docker and ignore
# the users configuration. NOTE: docker_options == inventory:openshift_docker_options
- name: Fail quickly if openshift_docker_options are set
assert:
that:
- "{% if not openshift_docker_options %}1{% else %}0{% endif %}"
msg: |
Docker via System Container does not allow for the use of the openshift_docker_options
variable. If you want to use openshift_docker_options you will need to use the
traditional docker package install. Otherwise, comment out openshift_docker_options
in your inventory file.
- name: Ensure container-selinux is installed
package:
name: container-selinux
state: present
when: not openshift.common.is_atomic | bool
register: result
until: result | success
# Used to pull and install the system container
- name: Ensure atomic is installed
package:
name: atomic
state: present
when: not openshift.common.is_atomic | bool
register: result
until: result | success
# At the time of writing the atomic command requires runc for it's own use. This
# task is here in the even that the atomic package ever removes the dependency.
- name: Ensure runc is installed
package:
name: runc
state: present
when: not openshift.common.is_atomic | bool
register: result
until: result | success
# Make sure Docker is installed so we are able to use the client
- name: Install Docker so we can use the client
package: name=docker{{ '-' + docker_version if docker_version is defined else '' }} state=present
when: not openshift.common.is_atomic | bool
register: result
until: result | success
# Make sure docker is disabled. Errors are ignored.
- name: Disable Docker
systemd:
name: docker
enabled: no
state: stopped
daemon_reload: yes
ignore_errors: True
register: r_docker_systemcontainer_docker_stop_result
until: not r_docker_systemcontainer_docker_stop_result | failed
retries: 3
delay: 30
- name: Ensure proxies are in the atomic.conf
include_role:
name: openshift_atomic
tasks_from: proxy
- block:
- name: Set to default prepend
set_fact:
l_docker_image_prepend: "gscrivano"
l_docker_image_tag: "latest"
- name: Set container engine image tag
set_fact:
l_docker_image_tag: "{{ l_openshift_image_tag }}"
when:
- openshift_deployment_type == 'openshift-enterprise'
- name: Use Red Hat Registry for image when distribution is Red Hat
set_fact:
l_docker_image_prepend: "registry.access.redhat.com/openshift3"
when: ansible_distribution == 'RedHat'
- name: Use Fedora Registry for image when distribution is Fedora
set_fact:
l_docker_image_prepend: "registry.fedoraproject.org/f25"
when: ansible_distribution == 'Fedora'
- name: Set the full image name
set_fact:
l_docker_image: "{{ l_docker_image_prepend }}/{{ openshift_docker_service_name }}:{{ l_docker_image_tag }}"
# For https://github.com/openshift/openshift-ansible/pull/5354#issuecomment-328552959
- name: Use a specific image if requested
set_fact:
l_docker_image: "{{ openshift_docker_systemcontainer_image_override }}"
when:
- openshift_docker_systemcontainer_image_override is defined
- openshift_docker_systemcontainer_image_override != ""
# Be nice and let the user see the variable result
- debug:
var: l_docker_image
# NOTE: no_proxy added as a workaround until https://github.com/projectatomic/atomic/pull/999 is released
- name: Pre-pull Container Engine System Container image
command: "atomic pull --storage ostree {{ l_docker_image }}"
changed_when: false
environment:
NO_PROXY: "{{ docker_no_proxy }}"
- name: Ensure container-engine.service.d directory exists
file:
path: "{{ container_engine_systemd_dir }}"
state: directory
- name: Ensure /etc/docker directory exists
file:
path: "{{ docker_conf_dir }}"
state: directory
- name: Install Container Engine System Container
oc_atomic_container:
name: "{{ openshift_docker_service_name }}"
image: "{{ l_docker_image }}"
state: latest
- name: Configure Container Engine Service File
template:
dest: "{{ container_engine_systemd_dir }}/custom.conf"
src: systemcontainercustom.conf.j2
# Configure container-engine using the container-daemon.json file
# NOTE: daemon.json and container-daemon.json have been seperated to avoid
# collision.
- name: Configure Container Engine
template:
dest: "{{ docker_conf_dir }}/container-daemon.json"
src: daemon.json
# Enable and start the container-engine service
- name: Start the Container Engine service
systemd:
name: "{{ openshift_docker_service_name }}"
enabled: yes
state: started
daemon_reload: yes
register: r_docker_systemcontainer_docker_start_result
until: not r_docker_systemcontainer_docker_start_result | failed
retries: 3
delay: 30
- set_fact:
docker_service_status_changed: "{{ r_docker_systemcontainer_docker_start_result | changed }}"
- meta: flush_handlers
# Since docker is running as a system container, docker login will fail to create
# credentials. Use alternate method if requiring authenticated registries.
- include_tasks: registry_auth.yml
vars:
openshift_docker_alternative_creds: True
|
