ansible、playbook、華為雲、ceph
首先在華為雲上購買搭建ceph集群所需雲主機：
然后購買ceph所需存儲磁盤
將購買的磁盤掛載到用來搭建ceph的雲主機上
在跳板機上安裝ansible
查看ansible版本，檢驗ansible是否安裝成功
配置主機分組
測試結果
書寫playbook文件內容如下：
1 --- 2 #將yum文件同步到各個節點 3 - hosts: ceph 4 remote_user: root 5 tasks: 6 - copy: 7 src: /etc/yum.repos.d/ceph.repo 8 dest: /etc/yum.repos.d/ceph.repo 9 - shell: yum clean all 10 #給ceph-0001主機安裝ceph-deploy，創建工作目錄，初始化配置文件 11 - hosts: ceph-0001 12 remote_user: root 13 tasks: 14 - yum: 15 name: ceph-deploy 16 state: installed 17 - file: 18 path: /root/ceph-cluster 19 state: directory 20 mode: '0755' 21 #給所有ceph節點安裝ceph相關軟件包 22 - hosts: ceph 23 remote_user: root 24 tasks: 25 - yum: 26 name: ceph-osd,ceph-mds 27 state: installed 28 #給ceph-0001,ceph-0002,ceph-0003安裝ceph-mon 29 - hosts: ceph-0001,ceph-0002,ceph-0003 30 remote_user: root 31 tasks: 32 - yum: 33 name: ceph-mon 34 state: installed 35 #初始化mon服務 36 - hosts: ceph-0001 37 tasks: 38 - shell: 'chdir=/root/ceph-cluster ceph-deploy new ceph-0001 ceph-0002 ceph-0003' 39 - shell: 'chdir=/root/ceph-cluster ceph-deploy mon create-initial' 40 #准備磁盤分區，創建journal盤，並永久修改設備權限,使用ceph-deploy工具初始化數據磁盤,初始化OSD集群,部署ceph文件系統 41 - hosts: ceph 42 remote_user: root 43 tasks: 44 - shell: parted /dev/vdb mklabel gpt 45 - shell: parted /dev/vdb mkpart primary 1 100% 46 - shell: chown ceph.ceph /dev/vdb1 47 - copy: 48 src: /etc/udev/rules.d/70-vdb.rules 49 dest: /etc/udev/rules.d/70-vdb.rules 50 - hosts: ceph-0001 51 remote_user: root 52 tasks: 53 - shell: 'chdir=/root/ceph-cluster ceph-deploy disk zap ceph-0001:vdc' 54 - shell: 'chdir=/root/ceph-cluster ceph-deploy disk zap ceph-0002:vdc' 55 - shell: 'chdir=/root/ceph-cluster ceph-deploy disk zap ceph-0003:vdc' 56 - shell: 'chdir=/root/ceph-cluster ceph-deploy disk zap ceph-0004:vdc' 57 - shell: 'chdir=/root/ceph-cluster ceph-deploy disk zap ceph-0005:vdc' 58 - shell: 'chdir=/root/ceph-cluster ceph-deploy disk zap ceph-0006:vdc' 59 - shell: 'chdir=/root/ceph-cluster ceph-deploy osd create ceph-0001:vdc:/dev/vdb1' 60 - shell: 'chdir=/root/ceph-cluster ceph-deploy osd create ceph-0002:vdc:/dev/vdb1' 61 - shell: 'chdir=/root/ceph-cluster ceph-deploy osd create ceph-0003:vdc:/dev/vdb1' 62 - shell: 'chdir=/root/ceph-cluster ceph-deploy osd create ceph-0004:vdc:/dev/vdb1' 63 - shell: 'chdir=/root/ceph-cluster ceph-deploy osd create ceph-0005:vdc:/dev/vdb1' 64 - shell: 'chdir=/root/ceph-cluster ceph-deploy osd create ceph-0006:vdc:/dev/vdb1' 65 - shell: 'chdir=/root/ceph-cluster ceph-deploy mds create ceph-0006' 66 - shell: 'chdir=/root/ceph-cluster ceph osd pool create cephfs_data 128' 67 - shell: 'chdir=/root/ceph-cluster ceph osd pool create cephfs_metadata 128' 68 - shell: 'chdir=/root/ceph-cluster ceph fs new myfs1 cephfs_metadata cephfs_data'
playbook具體執行過程如下：
前往ceph-0001管理主機上驗證：集群已搭建成功
