NFS (Network File System) 是让 Unix Like 的作业系统, 能用 mount 的方式来存取远端服务器分享出来的目录, 让操作起来像操作本机目录一样。以下会介绍在 CentOS 7 安装及设定 NFS Server 的方法:
NFS Server 安装
1. 安装 NFS:
# yum install nfs-utils
设定分享的目录, 以下是 /var/nfsshare:
# mkdir /var/nfsshare
# chmod -R 777 /var/nfsshare/
# chmod -R 777 /var/nfsshare/
开启 /etc/exports 档案, 加入以下内容:
/var/nfsshare 192.168.0.11(rw,sync,no_root_squash,no_all_squash)
启动 NFS Server, 设定开机自动执行及在 firewalld 开放 NFS:
# systemctl enable rpcbind
# systemctl enable nfs-server
# systemctl enable nfs-lock
# systemctl enable nfs-idmap
# systemctl start rpcbind
# systemctl start nfs-server
# systemctl start nfs-lock
# systemctl start nfs-idmap
# firewall-cmd –permanent –zone=public –add-service=nfs
# firewall-cmd –reload
# systemctl enable nfs-server
# systemctl enable nfs-lock
# systemctl enable nfs-idmap
# systemctl start rpcbind
# systemctl start nfs-server
# systemctl start nfs-lock
# systemctl start nfs-idmap
# firewall-cmd –permanent –zone=public –add-service=nfs
# firewall-cmd –reload
NFS Client 安装
# yum install nfs-utils
建立 NFS 目录挂载点:
mkdir -p /mnt/nfs/var/nfsshare
现在可以用 mount 指令挂载 192.168.0.10 分享出来的目录:
# mount -t nfs 192.168.0.10:/var/nfsshare /mnt/nfs/var/nfsshare/
如果需要下次重新开机后就会自动挂载, 现在开启 /etc/fstab, 加入以下内容:
192.168.0.10:/var/nfsshare /mnt/nfs/var/nfsshare nfs defaults 0 0
留意上面的 192.168.0.10 是 NFS Server 的 IP, 需要根据自己的情况修改。