nfs(network file storage) can used to share files on linux, used for linux disk less installation,
good solution to share huge amount of data.
nfs also supports kerberos for secured implementation.
nfs-utils is the package required to configure nfs server.
$ sudo dnf install nfs-utils Last metadata expiration check: 0:01:05 ago on Tuesday 27 March 2018 08:48:03 PM IST. Package nfs-utils-1:2.2.1-4.rc2.fc26.x86_64 is already installed, skipping. Dependencies resolved. Nothing to do. Complete!
$ systemctl start rpcbind nfs-server $systemctl enable rpcbind nfs-server .Created symlink /etc/systemd/system/multi-user.target.wants/rpcbind.service → /usr/lib/systemd/system/rpcbind.service. Created symlink /etc/systemd/system/multi-user.target.wants/nfs-server.service → /usr/lib/systemd/system/nfs-server.service.
$systemctl status nfs-server
● nfs-server.service - NFS server and services
Loaded: loaded (/usr/lib/systemd/system/nfs-server.service; enabled; vendor preset: disabled)
Drop-In: /run/systemd/generator/nfs-server.service.d
└─order-with-mounts.conf
Active: active (exited) since Tue 2018-03-27 20:51:13 IST; 51s ago
Main PID: 24699 (code=exited, status=0/SUCCESS)
CPU: 46ms
Mar 27 20:51:13 server.sand.box systemd[1]: Starting NFS server and services...
Mar 27 20:51:13 server.sand.box systemd[1]: Started NFS server and services.
Creating a nfs share /home
$cat /etc/exports /home *(rw,no_root_squash) #after modifying changes to exportfs use to refresh nfs share list. $exportfs -r
Allow nfs service in firewall
$firewall-cmd --add-service=nfs --permanent $firewall-cmd --permanent --add-service=rpc-bind $firewall-cmd --permanent --add-service=nfs $firewall-cmd --permanent --add-service=mountd $firewall-cmd --reload success
Checking the nfs from server
$showmount -e localhost Export list for localhost: /home *
Check on the client
$root@carmatec-H81M-S:/home/pawan# showmount -e 192.168.15.15 clnt_create: RPC: Port mapper failure - Unable to receive: errno 113 (No route to host) to fix the error $firewall-cmd --permanent --add-service=rpc-bind firewall-cmd --permanent --add-service=mountd firewall-cmd --permanent --add-port=2049/tcp firewall-cmd --permanent --add-port=2049/udp firewall-cmd --permanent --add-service=nfs firewall-cmd --reload $root@carmatec-H81M-S:/home/pawan# showmount -e 192.168.15.15 Export list for 192.168.15.15: /home *
Mounting the share drive on client.
$carmatec@carmatec-H81M-S:/home/pawan$ sudo mount -t nfs 192.168.15.15:/home /mnt carmatec@carmatec-H81M-S:/home/pawan$ echo $? 0
Check /etc/mtab for nfs mount point
$192.168.15.15:/home /mnt nfs rw,vers=4,addr=192.168.15.15,clientaddr=192.168.0.48 0 0