mirror of https://github.com/ceph/ceph-ansible.git
update: skip mds deactivation when no mds in inventory
Let's skip this part of the code if there's no mds node in the
inventory.
Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>
(cherry picked from commit 5ec906c3af)
pull/4683/head
v3.2.34
Guillaume Abrioux
Dimitri Savineau
parent
f3fc97caa0
commit
4b667b2f37
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@ -465,99 +465,104 @@
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hosts: "{{ groups[mon_group_name|default('mons')][0] }}"
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become: true
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roles:
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- ceph-defaults
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- ceph-facts
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- role: ceph-defaults
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- role: ceph-facts
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when: groups.get(mds_group_name, []) | length > 1
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post_tasks:
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- name: get mds cluster status
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command: "{{ docker_exec_cmd }} ceph --cluster {{ cluster }} fs get {{ cephfs }} -f json"
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changed_when: false
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register: _cephfs_status
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- name: deactivate all mds rank > 0
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when: groups.get(mds_group_name, []) | length > 1
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block:
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- name: get mds cluster status
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command: "{{ docker_exec_cmd }} ceph --cluster {{ cluster }} fs get {{ cephfs }} -f json"
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changed_when: false
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register: _cephfs_status
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- name: get all mds names
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command: "{{ docker_exec_cmd }} ceph --cluster {{ cluster }} mds dump -f json"
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changed_when: false
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register: _all_mds_name
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- name: get all mds names
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command: "{{ docker_exec_cmd }} ceph --cluster {{ cluster }} mds dump -f json"
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changed_when: false
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register: _all_mds_name
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- name: set_fact all_mds_name
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set_fact:
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all_mds_name: "{{ all_mds_name | default([]) + [(_all_mds_name.stdout | from_json)['info'][item.key]['name'] ] }}"
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with_dict: "{{ ((_all_mds_name.stdout | from_json).info) }}"
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- name: set_fact all_mds_name
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set_fact:
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all_mds_name: "{{ all_mds_name | default([]) + [(_all_mds_name.stdout | from_json)['info'][item.key]['name'] ] }}"
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with_dict: "{{ ((_all_mds_name.stdout | from_json).info) }}"
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- name: set max_mds 1 on ceph fs
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command: "{{ docker_exec_cmd }} ceph --cluster {{ cluster }} fs set {{ cephfs }} max_mds 1"
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changed_when: false
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register: _max_mds_result
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- name: set max_mds 1 on ceph fs
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command: "{{ docker_exec_cmd }} ceph --cluster {{ cluster }} fs set {{ cephfs }} max_mds 1"
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changed_when: false
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register: _max_mds_result
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- name: deactivate all non-zero ranks
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shell: |
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#!/bin/bash
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{{ docker_exec_cmd }} ceph --cluster {{ cluster }} mds deactivate {{ cephfs }}:{{ item }}
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{{ docker_exec_cmd }} ceph --cluster {{ cluster }} fs get {{ cephfs }} -f json
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register: deactivate_status
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retries: 10
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delay: 1
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failed_when: false
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until: item not in (deactivate_status.stdout | from_json).mdsmap.in
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with_items: "{{ (_cephfs_status.stdout | from_json).mdsmap.in | difference([0]) | sort(reverse=True) }}"
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- name: deactivate all non-zero ranks
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shell: |
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#!/bin/bash
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{{ docker_exec_cmd }} ceph --cluster {{ cluster }} mds deactivate {{ cephfs }}:{{ item }}
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{{ docker_exec_cmd }} ceph --cluster {{ cluster }} fs get {{ cephfs }} -f json
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register: deactivate_status
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retries: 10
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delay: 1
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failed_when: false
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until: item not in (deactivate_status.stdout | from_json).mdsmap.in
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with_items: "{{ (_cephfs_status.stdout | from_json).mdsmap.in | difference([0]) | sort(reverse=True) }}"
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- name: get name of remaining active mds
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command: "{{ docker_exec_cmd }} ceph --cluster {{ cluster }} mds dump -f json"
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changed_when: false
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register: _mds_active_name
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- name: get name of remaining active mds
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command: "{{ docker_exec_cmd }} ceph --cluster {{ cluster }} mds dump -f json"
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changed_when: false
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register: _mds_active_name
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- name: set_fact mds_active_name
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set_fact:
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mds_active_name: "{{ (_mds_active_name.stdout | from_json)['info'][item.key]['name'] }}"
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with_dict: "{{ (_mds_active_name.stdout | from_json).info }}"
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- name: set_fact mds_active_name
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set_fact:
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mds_active_name: "{{ (_mds_active_name.stdout | from_json)['info'][item.key]['name'] }}"
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with_dict: "{{ (_mds_active_name.stdout | from_json).info }}"
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- name: create standby_mdss group
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add_host:
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name: "{{ item }}"
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groups: standby_mdss
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ansible_host: "{{ hostvars[item]['ansible_host'] | default(omit) }}"
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ansible_port: "{{ hostvars[item]['ansible_port'] | default(omit) }}"
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with_items: "{{ groups[mds_group_name] | difference(mds_active_name) }}"
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- name: stop standby ceph mds
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systemd:
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name: "ceph-mds@{{ hostvars[item]['ansible_hostname'] }}"
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state: stopped
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enabled: no
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delegate_to: "{{ item }}"
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with_items: "{{ groups['standby_mdss'] | default([]) }}"
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when: groups['standby_mdss'] | default([]) | length > 0
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# dedicated task for masking systemd unit
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# somehow, having a single task doesn't work in containerized context
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- name: mask stop standby ceph mds
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systemd:
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name: "ceph-mds@{{ hostvars[item]['ansible_hostname'] }}"
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masked: yes
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delegate_to: "{{ item }}"
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with_items: "{{ groups['standby_mdss'] | default([]) }}"
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when: groups['standby_mdss'] | default([]) | length > 0
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- name: wait until all standbys mds are stopped
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command: "{{ docker_exec_cmd | default('') }} ceph --cluster {{ cluster }} fs dump -f json"
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changed_when: false
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register: wait_standbys_down
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retries: 300
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delay: 5
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until: (wait_standbys_down.stdout | from_json).standbys | length == 0
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- name: create active_mdss group
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add_host:
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name: "{{ mds_active_name }}"
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name: "{{ mds_active_name if mds_active_name is defined else groups.get(mds_group_name)[0] }}"
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groups: active_mdss
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ansible_host: "{{ hostvars[mds_active_name]['ansible_host'] | default(omit) }}"
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ansible_port: "{{ hostvars[mds_active_name]['ansible_port'] | default(omit) }}"
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- name: create standby_mdss group
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add_host:
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name: "{{ item }}"
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groups: standby_mdss
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ansible_host: "{{ hostvars[item]['ansible_host'] | default(omit) }}"
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ansible_port: "{{ hostvars[item]['ansible_port'] | default(omit) }}"
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with_items: "{{ groups[mds_group_name] | difference(mds_active_name) }}"
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- name: stop standby ceph mds
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systemd:
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name: "ceph-mds@{{ hostvars[item]['ansible_hostname'] }}"
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state: stopped
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enabled: no
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delegate_to: "{{ item }}"
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with_items: "{{ groups['standby_mdss'] | default([]) }}"
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when: groups['standby_mdss'] | default([]) | length > 0
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# dedicated task for masking systemd unit
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# somehow, having a single task doesn't work in containerized context
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- name: mask stop standby ceph mds
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systemd:
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name: "ceph-mds@{{ hostvars[item]['ansible_hostname'] }}"
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masked: yes
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delegate_to: "{{ item }}"
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with_items: "{{ groups['standby_mdss'] | default([]) }}"
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when: groups['standby_mdss'] | default([]) | length > 0
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- name: wait until all standbys mds are stopped
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command: "{{ docker_exec_cmd | default('') }} ceph --cluster {{ cluster }} fs dump -f json"
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changed_when: false
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register: wait_standbys_down
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retries: 300
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delay: 5
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until: (wait_standbys_down.stdout | from_json).standbys | length == 0
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ansible_host: "{{ hostvars[mds_active_name if mds_active_name is defined else groups.get(mds_group_name)[0]]['ansible_host'] | default(omit) }}"
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ansible_port: "{{ hostvars[mds_active_name if mds_active_name is defined else groups.get(mds_group_name)[0]]['ansible_port'] | default(omit) }}"
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- name: upgrade active mds
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vars:
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upgrade_ceph_packages: True
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hosts: active_mdss
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hosts: active_mdss | default([])
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become: true
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pre_tasks:
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- name: prevent restart from the packaging
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