diff options
Diffstat (limited to 'playbooks/byo/openshift-cluster/upgrades/docker/docker_upgrade.yml')
-rw-r--r-- | playbooks/byo/openshift-cluster/upgrades/docker/docker_upgrade.yml | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/playbooks/byo/openshift-cluster/upgrades/docker/docker_upgrade.yml b/playbooks/byo/openshift-cluster/upgrades/docker/docker_upgrade.yml new file mode 100644 index 000000000..d7798d304 --- /dev/null +++ b/playbooks/byo/openshift-cluster/upgrades/docker/docker_upgrade.yml @@ -0,0 +1,106 @@ + +- name: Check for appropriate Docker versions for 1.9.x to 1.10.x upgrade + hosts: oo_masters_to_config:oo_nodes_to_config:oo_etcd_to_config + roles: + - openshift_facts + tasks: + - fail: + msg: Cannot upgrade Docker on Atomic operating systems. + when: openshift.common.is_atomic | bool + + - name: Determine available Docker version + script: ../../../../common/openshift-cluster/upgrades/files/rpm_versions.sh docker + register: g_docker_version_result + + - name: Check if Docker is installed + command: rpm -q docker + register: pkg_check + failed_when: pkg_check.rc > 1 + changed_when: no + + - set_fact: + g_docker_version: "{{ g_docker_version_result.stdout | from_yaml }}" + + - name: Set fact if docker requires an upgrade + set_fact: + docker_upgrade: true + when: pkg_check.rc == 0 and g_docker_version.curr_version | version_compare('1.10','<') + + - fail: + msg: This playbook requires access to Docker 1.10 or later + when: g_docker_version.avail_version | default(g_docker_version.curr_version, true) | version_compare('1.10','<') + +# If a node fails, halt everything, the admin will need to clean up and we +# don't want to carry on, potentially taking out every node. The playbook can safely be re-run +# and will not take any action on a node already running 1.10+. +- name: Evacuate and upgrade nodes + hosts: oo_masters_to_config:oo_nodes_to_config:oo_etcd_to_config + serial: 1 + any_errors_fatal: true + tasks: + - debug: var=docker_upgrade + + - name: Prepare for Node evacuation + command: > + {{ openshift.common.admin_binary }} manage-node {{ openshift.common.hostname | lower }} --schedulable=false + delegate_to: "{{ groups.oo_first_master.0 }}" + when: docker_upgrade is defined and docker_upgrade | bool and inventory_hostname in groups.oo_nodes_to_config + +# TODO: skip all node evac stuff for non-nodes (i.e. separate containerized etcd hosts) + - name: Evacuate Node for Kubelet upgrade + command: > + {{ openshift.common.admin_binary }} manage-node {{ openshift.common.hostname | lower }} --evacuate --force + delegate_to: "{{ groups.oo_first_master.0 }}" + when: docker_upgrade is defined and docker_upgrade | bool and inventory_hostname in groups.oo_nodes_to_config + + - name: Stop containerized services + service: name={{ item }} state=stopped + with_items: + - "{{ openshift.common.service_type }}-master" + - "{{ openshift.common.service_type }}-master-api" + - "{{ openshift.common.service_type }}-master-controllers" + - "{{ openshift.common.service_type }}-node" + - etcd_container + - openvswitch + failed_when: false + when: docker_upgrade is defined and docker_upgrade | bool and openshift.common.is_containerized | bool + + - name: Remove all containers and images + script: files/nuke_images.sh docker + register: nuke_images_result + when: docker_upgrade is defined and docker_upgrade | bool + + - name: Upgrade Docker + command: "{{ ansible_pkg_mgr}} update -y docker" + register: docker_upgrade_result + when: docker_upgrade is defined and docker_upgrade | bool + + - name: Restart containerized services + service: name={{ item }} state=started + with_items: + - etcd_container + - openvswitch + - "{{ openshift.common.service_type }}-master" + - "{{ openshift.common.service_type }}-master-api" + - "{{ openshift.common.service_type }}-master-controllers" + - "{{ openshift.common.service_type }}-node" + failed_when: false + when: docker_upgrade is defined and docker_upgrade | bool and openshift.common.is_containerized | bool + + - name: Wait for master API to come back online + become: no + local_action: + module: wait_for + host="{{ inventory_hostname }}" + state=started + delay=10 + port="{{ openshift.master.api_port }}" + when: docker_upgrade is defined and docker_upgrade | bool and inventory_hostname in groups.oo_masters_to_config + + - name: Set node schedulability + command: > + {{ openshift.common.admin_binary }} manage-node {{ openshift.common.hostname | lower }} --schedulable=true + delegate_to: "{{ groups.oo_first_master.0 }}" + when: openshift.node.schedulable | bool + when: docker_upgrade is defined and docker_upgrade | bool and inventory_hostname in groups.oo_nodes_to_config and openshift.node.schedulable | bool + |