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Diffstat (limited to 'playbooks/common/openshift-cluster/upgrades/pre.yml')
| -rw-r--r-- | playbooks/common/openshift-cluster/upgrades/pre.yml | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/playbooks/common/openshift-cluster/upgrades/pre.yml b/playbooks/common/openshift-cluster/upgrades/pre.yml new file mode 100644 index 000000000..b5fbc4af6 --- /dev/null +++ b/playbooks/common/openshift-cluster/upgrades/pre.yml @@ -0,0 +1,315 @@ +--- +############################################################################### +# Evaluate host groups and gather facts +############################################################################### + +- include: ../initialize_facts.yml + +- name: Update repos and initialize facts on all hosts + hosts: oo_masters_to_config:oo_nodes_to_config:oo_etcd_to_config:oo_lb_to_config + roles: + - openshift_repos + +- name: Set openshift_no_proxy_internal_hostnames + hosts: oo_masters_to_config:oo_nodes_to_config + tasks: + - set_fact: + openshift_no_proxy_internal_hostnames: "{{ hostvars | oo_select_keys(groups['oo_nodes_to_config'] + | union(groups['oo_masters_to_config']) + | union(groups['oo_etcd_to_config'] | default([]))) + | oo_collect('openshift.common.hostname') | default([]) | join (',') + }}" + when: "{{ (openshift_http_proxy is defined or openshift_https_proxy is defined) and + openshift_generate_no_proxy_hosts | default(True) | bool }}" + +- name: Evaluate additional groups for upgrade + hosts: localhost + connection: local + become: no + tasks: + - name: Evaluate etcd_hosts_to_backup + add_host: + name: "{{ item }}" + groups: etcd_hosts_to_backup + with_items: groups.oo_etcd_to_config if groups.oo_etcd_to_config is defined and groups.oo_etcd_to_config | length > 0 else groups.oo_first_master + +############################################################################### +# Pre-upgrade checks +############################################################################### +- name: Verify upgrade can proceed on first master + hosts: oo_first_master + vars: + g_pacemaker_upgrade_url_segment: "{{ 'org/latest' if deployment_type =='origin' else '.com/enterprise/3.1' }}" + gather_facts: no + tasks: + - fail: + msg: > + This upgrade is only supported for atomic-enterprise, origin, openshift-enterprise, and online + deployment types + when: deployment_type not in ['atomic-enterprise', 'origin','openshift-enterprise', 'online'] + + - fail: + msg: > + This upgrade does not support Pacemaker: + https://docs.openshift.{{ g_pacemaker_upgrade_url_segment }}/install_config/upgrading/pacemaker_to_native_ha.html + when: openshift.master.cluster_method is defined and openshift.master.cluster_method == 'pacemaker' + + # Error out in situations where the user has older versions specified in their + # inventory in any of the openshift_release, openshift_image_tag, and + # openshift_pkg_version variables. These must be removed or updated to proceed + # with upgrade. + # TODO: Should we block if you're *over* the next major release version as well? + - fail: + msg: > + openshift_pkg_version is {{ openshift_pkg_version }} which is not a + valid version for a {{ openshift_upgrade_target }} upgrade + when: openshift_pkg_version is defined and openshift_pkg_version.split('-',1).1 | version_compare(openshift_upgrade_target ,'<') + + - fail: + msg: > + openshift_image_tag is {{ openshift_image_tag }} which is not a + valid version for a {{ openshift_upgrade_target }} upgrade + when: openshift_image_tag is defined and openshift_image_tag.split('v',1).1 | version_compare(openshift_upgrade_target ,'<') + + - set_fact: + openshift_release: "{{ openshift_release[1:] }}" + when: openshift_release is defined and openshift_release[0] == 'v' + + - fail: + msg: > + openshift_release is {{ openshift_release }} which is not a + valid release for a {{ openshift_upgrade_target }} upgrade + when: openshift_release is defined and not openshift_release | version_compare(openshift_upgrade_target ,'=') + +- include: ../../../common/openshift-cluster/initialize_openshift_version.yml + vars: + # Request specific openshift_release and let the openshift_version role handle converting this + # to a more specific version, respecting openshift_image_tag and openshift_pkg_version if + # defined, and overriding the normal behavior of protecting the installed version + openshift_release: "{{ openshift_upgrade_target }}" + openshift_protect_installed_version: False + # Docker role (a dependency) should be told not to do anything to installed version + # of docker, we handle this separately during upgrade. (the inventory may have a + # docker_version defined, we don't want to actually do it until later) + docker_protect_installed_version: True + +- name: Verify master processes + hosts: oo_masters_to_config + roles: + - openshift_facts + tasks: + - openshift_facts: + role: master + local_facts: + ha: "{{ groups.oo_masters_to_config | length > 1 }}" + + - name: Ensure Master is running + service: + name: "{{ openshift.common.service_type }}-master" + state: started + enabled: yes + when: openshift.master.ha is defined and not openshift.master.ha | bool and openshift.common.is_containerized | bool + + - name: Ensure HA Master is running + service: + name: "{{ openshift.common.service_type }}-master-api" + state: started + enabled: yes + when: openshift.master.ha is defined and openshift.master.ha | bool and openshift.common.is_containerized | bool + + - name: Ensure HA Master is running + service: + name: "{{ openshift.common.service_type }}-master-controllers" + state: started + enabled: yes + when: openshift.master.ha is defined and openshift.master.ha | bool and openshift.common.is_containerized | bool + +- name: Verify node processes + hosts: oo_nodes_to_config + roles: + - openshift_facts + - openshift_docker_facts + tasks: + - name: Ensure Node is running + service: + name: "{{ openshift.common.service_type }}-node" + state: started + enabled: yes + when: openshift.common.is_containerized | bool + +- name: Verify upgrade targets + hosts: oo_masters_to_config:oo_nodes_to_config + vars: + openshift_docker_hosted_registry_network: "{{ hostvars[groups.oo_first_master.0].openshift.common.portal_net }}" + pre_tasks: + - fail: + msg: Verify OpenShift is already installed + when: openshift.common.version is not defined + + - fail: + msg: Verify the correct version was found + when: verify_upgrade_version is defined and openshift_version != verify_upgrade_version + + - name: Clean package cache + command: "{{ ansible_pkg_mgr }} clean all" + when: not openshift.common.is_atomic | bool + + - set_fact: + g_new_service_name: "{{ 'origin' if deployment_type =='origin' else 'atomic-openshift' }}" + when: not openshift.common.is_containerized | bool + + - name: Verify containers are available for upgrade + command: > + docker pull {{ openshift.common.cli_image }}:{{ openshift_image_tag }} + register: pull_result + changed_when: "'Downloaded newer image' in pull_result.stdout" + when: openshift.common.is_containerized | bool + + - name: Check latest available OpenShift RPM version + command: > + {{ repoquery_cmd }} --qf '%{version}' "{{ openshift.common.service_type }}" + failed_when: false + changed_when: false + register: avail_openshift_version + when: not openshift.common.is_containerized | bool + + - name: Verify OpenShift RPMs are available for upgrade + fail: + msg: "OpenShift {{ avail_openshift_version.stdout }} is available, but {{ openshift_upgrade_target }} or greater is required" + when: not openshift.common.is_containerized | bool and not avail_openshift_version | skipped and avail_openshift_version.stdout | default('0.0', True) | version_compare(openshift_release, '<') + + - fail: + msg: "This upgrade playbook must be run against OpenShift {{ openshift_upgrade_min }} or later" + when: deployment_type == 'origin' and openshift.common.version | version_compare(openshift_upgrade_min,'<') + +- name: Verify docker upgrade targets + hosts: oo_masters_to_config:oo_nodes_to_config:oo_etcd_to_config + tasks: + - name: Determine available Docker + script: ../files/rpm_versions.sh docker + register: g_docker_version_result + when: not openshift.common.is_atomic | bool + + - name: Determine available Docker + shell: "rpm -q --queryformat '---\ncurr_version: %{VERSION}\navail_version: \n' docker" + register: g_atomic_docker_version_result + when: openshift.common.is_atomic | bool + + - set_fact: + g_docker_version: "{{ g_docker_version_result.stdout | from_yaml }}" + when: not openshift.common.is_atomic | bool + + - set_fact: + g_docker_version: "{{ g_atomic_docker_version_result.stdout | from_yaml }}" + when: openshift.common.is_atomic | bool + + - 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','<') + + # TODO: add check to upgrade ostree to get latest Docker + + - set_fact: + pre_upgrade_complete: True + + +############################################################################## +# Gate on pre-upgrade checks +############################################################################## +- name: Gate on pre-upgrade checks + hosts: localhost + connection: local + become: no + vars: + pre_upgrade_hosts: "{{ groups.oo_masters_to_config | union(groups.oo_nodes_to_config) }}" + tasks: + - set_fact: + pre_upgrade_completed: "{{ hostvars + | oo_select_keys(pre_upgrade_hosts) + | oo_collect('inventory_hostname', {'pre_upgrade_complete': true}) }}" + - set_fact: + pre_upgrade_failed: "{{ pre_upgrade_hosts | difference(pre_upgrade_completed) }}" + - fail: + msg: "Upgrade cannot continue. The following hosts did not complete pre-upgrade checks: {{ pre_upgrade_failed | join(',') }}" + when: pre_upgrade_failed | length > 0 + +############################################################################### +# Backup etcd +############################################################################### +- name: Backup etcd + hosts: etcd_hosts_to_backup + vars: + embedded_etcd: "{{ hostvars[groups.oo_first_master.0].openshift.master.embedded_etcd }}" + timestamp: "{{ lookup('pipe', 'date +%Y%m%d%H%M%S') }}" + roles: + - openshift_facts + tasks: + # Ensure we persist the etcd role for this host in openshift_facts + - openshift_facts: + role: etcd + local_facts: {} + when: "'etcd' not in openshift" + + - stat: path=/var/lib/openshift + register: var_lib_openshift + + - stat: path=/var/lib/origin + register: var_lib_origin + + - name: Create origin symlink if necessary + file: src=/var/lib/openshift/ dest=/var/lib/origin state=link + when: var_lib_openshift.stat.exists == True and var_lib_origin.stat.exists == False + + # TODO: replace shell module with command and update later checks + # We assume to be using the data dir for all backups. + - name: Check available disk space for etcd backup + shell: df --output=avail -k {{ openshift.common.data_dir }} | tail -n 1 + register: avail_disk + + # TODO: replace shell module with command and update later checks + - name: Check current embedded etcd disk usage + shell: du -k {{ openshift.etcd.etcd_data_dir }} | tail -n 1 | cut -f1 + register: etcd_disk_usage + when: embedded_etcd | bool + + - name: Abort if insufficient disk space for etcd backup + fail: + msg: > + {{ etcd_disk_usage.stdout }} Kb disk space required for etcd backup, + {{ avail_disk.stdout }} Kb available. + when: (embedded_etcd | bool) and (etcd_disk_usage.stdout|int > avail_disk.stdout|int) + + - name: Install etcd (for etcdctl) + action: "{{ ansible_pkg_mgr }} name=etcd state=latest" + when: not openshift.common.is_atomic | bool + + - name: Generate etcd backup + command: > + etcdctl backup --data-dir={{ openshift.etcd.etcd_data_dir }} + --backup-dir={{ openshift.common.data_dir }}/etcd-backup-{{ timestamp }} + + - set_fact: + etcd_backup_complete: True + + - name: Display location of etcd backup + debug: + msg: "Etcd backup created in {{ openshift.common.data_dir }}/etcd-backup-{{ timestamp }}" + + +############################################################################## +# Gate on etcd backup +############################################################################## +- name: Gate on etcd backup + hosts: localhost + connection: local + become: no + tasks: + - set_fact: + etcd_backup_completed: "{{ hostvars + | oo_select_keys(groups.etcd_hosts_to_backup) + | oo_collect('inventory_hostname', {'etcd_backup_complete': true}) }}" + - set_fact: + etcd_backup_failed: "{{ groups.etcd_hosts_to_backup | difference(etcd_backup_completed) }}" + - fail: + msg: "Upgrade cannot continue. The following hosts did not complete etcd backup: {{ etcd_backup_failed | join(',') }}" + when: etcd_backup_failed | length > 0 |