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NFS˵Ã÷
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NFSÊÇNet File SystemµÄ¼òд,¼´ÍøÂçÎļþϵͳ.
NFSÔÊÐíÒ»¸öϵͳÔÚÍøÂçÉÏÓëËüÈ˹²ÏíĿ¼ºÍÎļþ¡£Í¨¹ýʹÓÃNFS£¬Óû§ºÍ³ÌÐò¿ÉÒÔÏó·ÃÎʱ¾µØÎļþÒ»Ñù·ÃÎÊÔ¶¶ËϵͳÉϵÄÎļþ¡£
ʹÓÃNFSµÄÔÒò
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ËùÒÔ×¼±¸Í¨¹ýNFS,½«BÉϵÄ/yum¹ÒÔØµ½AµÄ/mnt/yumÖС£
¼ÙÉèA IP:192.168.0.100
¼ÙÉèB IP:192.168.0.200
NFSʹÓøÅÀ¨
===========
·þÎñÆ÷¶ËÒªÇó: //ÔÚÉÏÃæµÄÀý×ÓÖÐBΪ·þÎñÆ÷¶Ë
portmap Æô¶¯ # service portmap start
nfs Æô¶¯ # service nfs start
¿Í»§¶ËÒªÇó: //ÔÚÉÏÃæµÄÀý×ÓÖÐAΪ·þÎñÆ÷¶Ë
portmap Æô¶¯ # service portmap start
ÔÚAÉÏÖ´ÐйÒÔØÃüÁî:
# mount -t nfs 192.168.0.200:/yum /mnt/yum (×¢ÒâÖ÷»úºóµÄðºÅ)
¾ßÌåNFS Server ÅäÖÃ
===================
1.°²×°Èí¼þ
°üº¬µÄÈí¼þ°ü£º
NFSÐèÒª5¸öRPM£¬·Ö±ðÊÇ£º
setup-*£º¡¡¡¡¡¡¡¡¹²ÏíNFSĿ¼ÔÚ/etc/exportsÖж¨Òå
initscripts-*£º¡¡°üÀ¨Òýµ¼¹ý³ÌÖÐ×°ÔØÍøÂçĿ¼µÄ»ù±¾½Å±¾
nfs-utils-*£º¡¡¡¡°üÀ¨»ù±¾µÄNFSÃüÁîÓë¼à¿Ø³ÌÐò
portmap-*£º¡¡¡¡¡¡Ö§³Ö°²È«NFS RPC·þÎñµÄÁ¬½Ó
quota-*£º¡¡¡¡¡¡¡¡ÍøÂçÉϹ²ÏíµÄĿ¼Åä¶î£¬°üÀ¨rpc.rquotad £¨Õâ¸ö°ü²»ÊDZØÐëµÄ£©
//¼ì²éϵͳÊÇ·ñ°²×°ºÃËùÐèµÄÌ×¼þ
# rpm -qa | nfs
# rpm -qa | portmap
//Æô¶¯nfs·þÎñǰ±ØÐëÆô¶¯portmap·þÎñ
nfs-utils°üÀ¨rpc.nfsdºÍrpc.mountd
Èç¹ûÒÔÉÏÈí¼þ¶¼°²×°ÁË£¬ÏÂÃæ¾Í¿ÉÒÔ¿ªÊ¼ÅäÖÃÁË.
2.Server ¶ËÅäÖÃ
NFS Æô¶¯ÐèÒªµÄ·þÎñ£º
rpc.nfsd: ¹ÜÀíClientÊÇ·ñÄܹ»µÇ½Ö÷»úµÄȨÏÞ£¬»¹°üÀ¨µÇ½ÕßµÄIDÅбð
rpc.mountd£º¹ÜÀíNFSµÄÎļþϵͳ£¬µ±client¶Ëͨ¹ýrpc.nfsdµÇ½Ö÷»úºó
rpc.rquotad:´ÅÅÌÅä¶î¹ÜÀí
# vi /etc/exports
//±à¼´ËÎļþÔö¼ÓNFSµÄ¹²ÏíÄÚÈÝ,Èç¹ûûÓиÃÎļþÔòÔö¼Ó.
exportsÖ÷Òª²ÎÊý:
rw:¿É¶ÁдȨÏÞ
ro:Ö»¶ÁȨÏÞ
no_root_squash:¶ÔÓڵǽNFSÖ÷»úµÄ¹²ÏíĿ¼Óû§Èç¹ûÊÇrootµÄ»°Ôò¶Ô¸ÃĿ¼¾ßÓÐrootȨÏÞ¡£ÕâÑù×ö¼«
²»°²È«£
Ïà¹ØÎĵµ£º
Red Hat Linux ѧϰ±Ê¼Ç
1. ÔÚlinux ÉÏºÍÆäËû¼ÆËã»ú¹²ÏíÎļþ£¬ÐèÒªÔÚlinuxÉϴftp server (vsftp)
2. Æô¶¯linuxÉϵÄftp server ʹÓÃÃüÁservice vsftpd start
3. ......
#include <stdio.h>
#include <sys/select.h>
#include <termios.h>
#include <unistd.h>
#include <ctype.h>
#define STDIN 0
int main()
{
struct timeval tv = {0,0};
struct termios term , termbak;
& ......
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