practice nfs samba

8/9/2019 Practice Nfs Samba

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SAIGONLAB 83 Nguy n Th Nh , P9, Q.Tn B nh, Tp. HCM LPI 102

PRACTICE SWAP SPACEPRACTICE SWAP SPACE


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Objectives

Network File System (NFS)

SAMBA


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A Network File System (NFS)a llows remote hosts to mount file systems over a network a nd inter ac twith those file systems a s though they a re mounted lo ca lly. Thisen ab les system a dministr a tors to c onsolid a te resour c es onto c entr a lizedservers on the network.

Three versions of NFS

NFS version 2 (NFSv2)

NFS version 3 (NFSv3)NFS version 4 (NFSv4)


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NFSv2 a nd NFSv3 use UDP proto c ol port 2049nfs St a rts the a ppropri a te RPC pro c esses to servi c erequests for sh a red NFS file systems.nfslo c k An option a l servi c e th a t st a rts the a ppropri a teRPC pro c esses to a llow NFS c lients to lo c k files on theserver.

portm a p The RPC servi c e for Linux; it responds torequests for RPC servi c es a nd sets up c onne c tions to therequested RPC servi c e.


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St a rting a nd Stopping NFS/et c / init.d /portm a p st a tus

/sb in /servi c e nfs st a rt/et c / init.d /nfs stop/et c / init.d /nfs rest a rt


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NFS Server Configur a tionThe /et c /exports Configur a tion File

( ) ( )...

replac

e with the directory

being exported

repl ac e with the host or network to whi c h the export is b eingsh a red

repl ac e with the options for th a t host or network H osts1:

Single host: hostna

me or ip Ip network: 192.168.1.0 /24

Ex a mples:

/d a ta 1 host1

/d a ta 2 192.168.2.0 /24


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Def a ult options:

ro

wdel a y: opposite of it is no_wdel a y

root_squ a sh: opposite of it is no_root_squ a sh

Different two line/home b ob .ex a mple. c om(rw)/home b ob .ex a mple. c om (rw)


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The exportfs Comm a nd ( /usr /sb in /exportfs)

Upd a te dire c t /va r / lib /nfs /xt ab


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NFS Client Configur a tion Files

Use mount c omm a nd mount -t -o :

Edit /et c /fst ab

server> : 0 0

a utofs The a utofs servi c e is used to c ontrol the a utomount c omm a nd through the

/et c / a uto.m a ster prim a ry c onfigur a tion file

/et c / a uto.m a ster

M a p-type: full p a th a uto.

- :


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Setup ACL for File System

Mount file system with ac l option

mount o ac l /dev /hd a 1 /d a ta

Use setf ac l, getf ac l tool1

Ex a mples


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Why Use S a m ba?

Sa m ba is useful if you h a ve a network of b othWindows a nd Linux m ac hines

Sa m ba a llows files a nd printers to b e sh a red b y a llthe systems in a network


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Configuring a Sa m ba Server

Gr a phi ca l Configur a tionComm a nd Line Configur a tion

modify /et c /sa m ba /sm b .c onf a fter /et c / init.d /sm b rest a rtsm b .c onf form a t

workgroup = WORKGROUPNAME ser ver str ing = BRIEF COMMENT ABOUT SERVER

[ sharename ]comm ent = Insert a comment here

pa th = /home/share/

valid user s = user1 u ser2 pu blic = nowr ita ble = yes

pr inta ble = nocr eate mask = 0765


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St a rting a nd Stopping the Server

/sb in /servi c e sm b st a tus/sb in /servi c e sm b st a rt

/sb in /servi c e sm b stop/sb in / c hk c onfig --level 345 sm b on

sm bc lient // / -U

mount -t sm b fs -o usern a me=

// / /mnt/point/

practice nfs samba

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