==== Ceph deploy via Ansible [Ubuntu 20.04] ==== ==== Ссылка на документацию: ==== ---- * [[https://docs.ceph.com/projects/ceph-ansible/en/latest/https://docs.ceph.com/projects/ceph-ansible/en/latest/|https://docs.ceph.com/projects/ceph-ansible/en/latest/https://docs.ceph.com/projects/ceph-ansible/en/latest/]] ==== Развертываем кластер ==== ---- Установите необходимые пакеты и копию ключа SSH # apt update; apt -y install python3-pip # git clone https://github.com/ceph/ceph-ansible.git; cd ceph-ansible/ # pip3 install -r requirements.txt # ssh-keygen -N "" -f /root/.ssh/id_rsa # ssh-copy-id 10.99.70.30 # ssh-copy-id 10.99.70.31 # ssh-copy-id 10.99.70.32 настройка inventory root@yjwang0-ceph-01:~/ceph-ansible# cat inventory.ini [mons] yjwang0-ceph-01 ansible_host="10.99.70.30" yjwang0-ceph-02 ansible_host="10.99.70.31" yjwang0-ceph-03 ansible_host="10.99.70.32" [osds:children] mons [mgrs:children] mons [monitoring:children] mons [clients:children] mons [mdss:children] mons Скопируйте файл group_vars root@yjwang0-ceph-01:~/ceph-ansible# mv group_vars/all.yml.sample group_vars/all.yml root@yjwang0-ceph-01:~/ceph-ansible# mv group_vars/osds.yml.sample group_vars/osds.yml === Изменить group_vars (разверните как образ Docker) === **cluster_network:** сеть кластера ceph, используется для репликацию OSD и т. д. **public_network:** используется для клиентов и монитора, публичная сеть root@yjwang0-ceph-01:~/ceph-ansible# grep -vE '^#^$' group_vars/all.yml --- dummy: cluster: ceph ntp_service_enabled: true ntp_daemon_type: chronyd monitor_interface: ens3 public_network: "10.99.70.0/24" cluster_network: "10.99.99.0/24" ip_version: ipv4 containerized_deployment: true ceph_docker_image: "ceph/daemon" ceph_docker_image_tag: latest-master ceph_docker_registry: docker.io ceph_docker_registry_auth: false ceph_client_docker_image: "{{ ceph_docker_image }}" ceph_client_docker_image_tag: "{{ ceph_docker_image_tag }}" ceph_client_docker_registry: "{{ ceph_docker_registry }}" dashboard_enabled: True dashboard_protocol: https dashboard_port: 8443 dashboard_admin_user: admin dashboard_admin_user_ro: false dashboard_admin_password: p@ssw0rd grafana_admin_user: admin grafana_admin_password: admin === Изменить group_vars [Минимальный интерфейс] === Master branch содержит ветку quincy. Если вы хотите продолжить работу с pacific, проверьте тег и измените дистрибутив с помощью команды # git tag -f v6.0.11, прежде чем продолжить. # grep -vE '^#^$' group_vars/all.yml --- dummy: cluster: ceph ntp_service_enabled: true ceph_origin: repository ceph_repository: community ceph_mirror: https://download.ceph.com ceph_stable_key: https://download.ceph.com/keys/release.asc ceph_stable_release: quincy ceph_stable_repo: "{{ ceph_mirror }}/debian-pacific" monitor_interface: ens2 public_network: 10.99.99.0/24 dashboard_enabled: False Измените osds group_vars root@yjwang0-ceph-01:~/ceph-ansible# grep -vE '^#^$' group_vars/osds.yml --- dummy: copy_admin_key: true devices: - /dev/vda Запустите Ansible Playbooks root@yjwang0-ceph-01:~/ceph-ansible# ansible-playbook -i inventory.ini site-container.yml.sample Когда всё закончится, будет создан кластер с 3 OSD. root@yjwang0-ceph-01:~/ceph-ansible# docker exec ceph-mon-yjwang0-ceph-01 ceph -s cluster: id: 590e311e-f12f-4d3e-ac01-89a8e039dae3 health: HEALTH_OK services: mon: 3 daemons, quorum yjwang0-ceph-01,yjwang0-ceph-02,yjwang0-ceph-03 (age 18m) mgr: yjwang0-ceph-02(active, since 8m), standbys: yjwang0-ceph-03, yjwang0-ceph-01 osd: 3 osds: 3 up (since 13m), 3 in (since 14m) data: pools: 1 pools, 128 pgs objects: 0 objects, 0 B usage: 19 MiB used, 28 GiB / 28 GiB avail pgs: 128 active+clean