ceph-deploy 部署 ceph nautilus 版本

环境

操作系统：CentOS7.6.1810

ceph：ceph nautilus

公共部分

配置 hosts

tee -a /etc/hosts << EOF
192.168.200.11 node1
192.168.200.12 node2
192.168.200.13 node3
EOF

安装源

yum -y install epel-release
yum install -y https://download.ceph.com/rpm-nautilus/el7/noarch/ceph-release-1-0.el7.noarch.rpm

安装时间同步 chrony

yum install -y chrony
systemctl restart chronyd
systemctl enable chronyd

安装 ceph-deploy
```
yum install -y ceph-deploy
```
安装其它软件包
```
yum install -y crudini
```

配置节点互相

ssh-keygen
ssh-copy-id node1
ssh-copy-id node2
ssh-copy-id node3

防火墙放行端口

firewall-cmd --zone=public --add-service=ceph-mon
firewall-cmd --zone=public --add-service=ceph-mon --permanent
firewall-cmd --zone=public --add-service=ceph
firewall-cmd --zone=public --add-service=ceph --permanent

关闭 SeLinux
```
setenforce 0
```

创建集群

创建临时工作目录
```
mkdir my-cluster
cd my-cluster
```

清理环境

当安装失败并且想重新开始，请执行一下命令清理 ceph 软件包，数据及配置

# yum -y -q remove ceph ceph-release ceph-common ceph-radosgw
ceph-deploy purge node1 node2 node3
# rm -rf --one-file-system -- /var/lib/ceph
# rm -rf --one-file-system -- /etc/ceph
ceph-deploy purgedata node1 node2 node3
# rm -rf *.keyring
ceph-deploy forgetkeys
rm -rf ceph.*

创建集群

ceph-deploy new --cluster-network 192.168.200.0/24 --public-network 192.168.200.0/24 node1

修改配置文件

# 设置osd默认副本数
crudini --set ceph.conf 'global' 'osd_pool_default_size' '1'

安装软件包

# ceph-deploy install node1 node2 node3
yum -y install epel-release
yum install -y https://download.ceph.com/rpm-nautilus/el7/noarch/ceph-release-1-0.el7.noarch.rpm
yum install -y ceph ceph-radosgw

部署初始监视器并收集密钥
```
ceph-deploy mon create-initial
```
复制客户端管理密钥，以便使用 ceph cli
```
ceph-deploy admin node1
```
添加 MGR
```
ceph-deploy mgr create node1
```

添加 OSD

ceph-deploy osd create --data /dev/sdb node1

添加 MON

ceph-deploy mon add node2
# 修改ceph.conf
# 修改 mon_initial_members,mon_host
crudini --set ceph.conf 'global' 'mon_initial_members' 'node1,node2'
crudini --set ceph.conf 'global' 'mon_host' '192.168.200.11,192.168.200.12'
# 推送配置文件
ceph-deploy --overwrite-conf config push node1 node2

添加 MDS
```
ceph-deploy mds create node1
```
添加 RGW
```
ceph-deploy rgw create node1
```

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最后更新于3年前