22.6. NFS

Äɵ­¤ÈºÆÊÔÀ®: Tom Rhodes. ¸¶ºî: Bill Swingle.

FreeBSD ¤¬¥µ¥Ý¡¼¥È¤·¤Æ¤¤¤ë¿¤¯¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ÎÃæ¤Ë¤Ï¡¢ NFS ¤È¤â¸Æ¤Ð¤ì¤Æ¤¤¤ë¥Í¥Ã¥È¥ï¡¼¥¯¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤¬¤¢¤ê¤Þ¤¹¡£ NFS ¤Ï¤¢¤ë¥Þ¥·¥ó¤«¤é¾¤Î¥Þ¥·¥ó¤Ø¤È¡¢ ¥Í¥Ã¥È¥ï¡¼¥¯¤òÄ̤¸¤Æ¥Ç¥£¥ì¥¯¥È¥ê¤È¥Õ¥¡¥¤¥ë¤ò¶¦Í­¤¹¤ë¤³¤È¤ò²Äǽ¤Ë¤·¤Þ¤¹¡£ NFS ¤ò»È¤¦¤³¤È¤Ç¡¢ ¥æ¡¼¥¶¤ä¥×¥í¥°¥é¥à¤Ï¥ê¥â¡¼¥È¥·¥¹¥Æ¥à¤Î¥Õ¥¡¥¤¥ë¤ò¡¢ ¤½¤ì¤¬¥í¡¼¥«¥ë¥Õ¥¡¥¤¥ë¤Ç¤¢¤ë¤«¤Î¤è¤¦¤Ë¥¢¥¯¥»¥¹¤¹¤ë¤³¤È¤¬¤Ç¤­¤Þ¤¹¡£

NFS ¤¬Ä󶡲Äǽ¤ÊºÇ¤âÆÃÉ®¤¹¤Ù¤­ÍøÅÀ¤¤¤¯¤Ä¤«¤Ï°Ê²¼¤Î¤â¤Î¤Ç¤¹¡£

22.6.1. NFS ¤Ï¤É¤Î¤è¤¦¤ËÆ°ºî¤¹¤ë¤Î¤«

NFS ¤ÏºÇÄãÆó¤Ä¤Î¼çÍפÊÉôʬ¡¢ ¥µ¡¼¥Ð¤È°ì¤Ä°Ê¾å¤Î¥¯¥é¥¤¥¢¥ó¥È¤«¤é¤Ê¤ê¤Þ¤¹¡£ ¥¯¥é¥¤¥¢¥ó¥È¤Ï¥µ¡¼¥Ð¥Þ¥·¥ó¾å¤Ë³ÊǼ¤µ¤ì¤¿¥Ç¡¼¥¿¤Ë¥ê¥â¡¼¥È¤«¤é¥¢¥¯¥»¥¹¤·¤Þ¤¹¡£ ¤³¤ì¤¬Å¬Àڤ˵¡Ç½¤¹¤ë¤Ë¤Ï¡¢ ¤¤¤¯¤Ä¤«¤Î¥×¥í¥»¥¹¤¬ÀßÄꤵ¤ì¤Æ¼Â¹Ô¤µ¤ì¤Æ¤¤¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£

注意: FreeBSD 5.X ¤Ç¤Ï portmap ¥æ¡¼¥Æ¥£¥ê¥Æ¥£¤Ï rpcbind ¥æ¡¼¥Æ¥£¥ê¥Æ¥£¤ËÃÖ¤­´¹¤ï¤ê¤Þ¤·¤¿¡£ ¤·¤¿¤¬¤Ã¤Æ FreeBSD 5.X ¤Ç¤Ï¡¢¥æ¡¼¥¶¤Ï²¼µ­¤ÎÎã¤Ç¡¢ portmap ¤ÎÎã¤Î¤¹¤Ù¤Æ¤ò rpcbind ¤ËÃÖ¤­´¹¤¨¤ëɬÍפ¬¤¢¤ê¤Þ¤¹¡£

¥µ¡¼¥Ð¤Ï°Ê²¼¤Î¥Ç¡¼¥â¥ó¤òÆ°ºî¤µ¤»¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£

¥Ç¡¼¥â¥ó ÀâÌÀ
nfsd NFS ¥¯¥é¥¤¥¢¥ó¥È¤«¤é¤Î¥ê¥¯¥¨¥¹¥È¤ò½èÍý¤¹¤ë NFS ¥Ç¡¼¥â¥ó
mountd nfsd(8) ¤«¤éÅϤµ¤ì¤¿¥ê¥¯¥¨¥¹¥È¤ò¼ÂºÝ¤Ë¼Â¹Ô¤¹¤ë NFS ¥Þ¥¦¥ó¥È¥Ç¡¼¥â¥ó
portmap NFS ¥µ¡¼¥Ð¤ÎÍøÍѤ·¤Æ¤¤¤ë¥Ý¡¼¥È¤ò NFS ¥¯¥é¥¤¥¢¥ó¥È¤«¤é¼èÆÀ¤Ç¤­¤ë¤è¤¦¤Ë¤¹¤ë¤¿¤á¤Î¥Ý¡¼¥È¥Þ¥Ã¥Ñ¥Ç¡¼¥â¥ó

¥¯¥é¥¤¥¢¥ó¥È¦¤Ç¤Ï nfsiod ¤È¤¤¤¦¥Ç¡¼¥â¥ó¤â¼Â¹Ô¤Ç¤­¤Þ¤¹¡£ nfsiod ¥Ç¡¼¥â¥ó¤Ï NFS ¥µ¡¼¥Ð¤«¤é¤Î¥ê¥¯¥¨¥¹¥È¤ò½èÍý¤·¤Þ¤¹¡£ ¤³¤ì¤ÏǤ°Õ¤Ç¤¢¤ê¡¢À­Ç½¤ò²þÁ±¤·¤Þ¤¹¤¬¡¢ Ä̾ï¤ÎÀµ¤·¤¤Æ°ºî¤Ë¤ÏɬÍפȤ·¤Þ¤»¤ó¡£¾ÜºÙ¤Ë¤Ä¤¤¤Æ¤Ï nfsiod(8) ¥Þ¥Ë¥å¥¢¥ë¥Ú¡¼¥¸¤ò»²¾È¤·¤Æ¤¯¤À¤µ¤¤¡£

22.6.2. NFS ¤ÎÀßÄê

NFS ¤ÎÀßÄê¤ÏÈæ³ÓŪÁÇľ¤Ê¹©Äø¤Ç¤¹¡£ Æ°¤«¤µ¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¥×¥í¥»¥¹¤Ï /etc/rc.conf ¥Õ¥¡¥¤¥ë¤ò¾¯¤·Êѹ¹¤¹¤ì¤Ðµ¯Æ°»þ¤Ë¼Â¹Ô¤µ¤»¤é¤ì¤Þ¤¹¡£

NFS ¥µ¡¼¥Ð¤Ç¤Ï /etc/rc.conf ¥Õ¥¡¥¤¥ë¤ÎÃæ¤Ç¡¢ °Ê²¼¤Î¥ª¥×¥·¥ç¥ó¤¬ÀßÄꤵ¤ì¤Æ¤¤¤ë¤³¤È¤ò³Î¤«¤á¤Æ¤¯¤À¤µ¤¤¡£

portmap_enable="YES"
nfs_server_enable="YES"
mountd_flags="-r"

mountd ¤Ï NFS ¥µ¡¼¥Ð¤¬Í­¸ú¤Ë¤Ê¤Ã¤Æ¤¤¤ì¤Ð¡¢ ¼«Æ°Åª¤Ë¼Â¹Ô¤µ¤ì¤Þ¤¹¡£

¥¯¥é¥¤¥¢¥ó¥È¦¤Ç¤Ï /etc/rc.conf Æâ¤Ë°Ê²¼¤ÎÀßÄ꤬¤¢¤ë¤³¤È¤ò³Îǧ¤·¤Æ¤¯¤À¤µ¤¤¡£

nfs_client_enable="YES"

/etc/exports ¥Õ¥¡¥¤¥ë¤Ï NFS ¥µ¡¼¥Ð¤¬¤É¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò¥¨¥¯¥¹¥Ý¡¼¥È (¤È¤­¤É¤­ “¶¦Í­” ¤È¸Æ¤Ð¤ì¤Þ¤¹) ¤¹¤ë¤Î¤«¤ò»ØÄꤷ¤Þ¤¹¡£ /etc/exports ¥Õ¥¡¥¤¥ëÃæ¤Î³Æ¹Ô¤Ï¡¢ ¥¨¥¯¥¹¥Ý¡¼¥È¤¹¤ë¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¡¢ ¤ª¤è¤Ó¤½¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë¥¢¥¯¥»¥¹¤Ç¤­¤ë¥Þ¥·¥ó¤ò»ØÄꤷ¤Þ¤¹¡£ ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë¥¢¥¯¥»¥¹¤Ç¤­¤ë¥Þ¥·¥ó¤È¤È¤â¤Ë¡¢ ¥¢¥¯¥»¥¹¥ª¥×¥·¥ç¥ó¤â»ØÄê¤Ç¤­¤Þ¤¹¡£ ¤³¤Î¥Õ¥¡¥¤¥ë¤Ç»ØÄê¤Ç¤­¤ë¥ª¥×¥·¥ç¥ó¤Ï¤¿¤¯¤µ¤ó¤¢¤ê¤Þ¤¹¤¬¡¢ ¤³¤³¤Ç¤Ï¤Û¤ó¤Î¾¯¤·¤À¤±¸ÀµÚ¤·¤Þ¤¹¡£exports(5) ¥Þ¥Ë¥å¥¢¥ë¥Ú¡¼¥¸¤òÆɤá¤Ð¡¢ ¾¤Î¥ª¥×¥·¥ç¥ó¤Ï´Êñ¤Ë¤ß¤Ä¤±¤é¤ì¤ë¤Ç¤·¤ç¤¦¡£

¤¤¤¯¤Ä¤« /etc/exports ¤ÎÀßÄêÎã¤ò¼¨¤·¤Þ¤¹¡£

°Ê²¼¤ÎÎã¤Ï¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥¨¥¯¥¹¥Ý¡¼¥È¤Î¹Í¤¨Êý¤ò¼¨¤·¤Þ¤¹¤¬¡¢ ¤¢¤Ê¤¿¤Î´Ä¶­¤È¥Í¥Ã¥È¥ï¡¼¥¯ÀßÄê¤Ë±þ¤¸¤ÆÀßÄê¤Ï¾¯¤·ÊѤï¤ë¤Ç¤·¤ç¤¦¡£ ¤¿¤È¤¨¤Ð¼¡¤Î¹Ô¤Ï /cdrom ¥Ç¥£¥ì¥¯¥È¥ê¤ò¡¢¥µ¡¼¥Ð¤ÈƱ¤¸¥É¥á¥¤¥ó̾¤« (¤½¤Î¤¿¤á¡¢¤¤¤º¤ì¤â¥É¥á¥¤¥ó̾¤¬¤¢¤ê¤Þ¤»¤ó)¡¢ /etc/hosts ¤Ëµ­½Ò¤µ¤ì¤Æ¤¤¤ë»°¤Ä¤ÎÎã¤È¤Ê¤ë¥Þ¥·¥ó¤ËÂФ·¤Æ¥¨¥¯¥¹¥Ý¡¼¥È¤·¤Þ¤¹¡£ -ro ¥Õ¥é¥°¤Ï¶¦Í­¤µ¤ì¤ë¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤òÆɤ߹þ¤ßÀìÍѤˤ·¤Þ¤¹¡£ ¤³¤Î¥Õ¥é¥°¤Ë¤è¤ê¡¢ ¥ê¥â¡¼¥È¥·¥¹¥Æ¥à¤Ï¶¦Í­¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ËÂФ·¤Æ²¿¤ÎÊѹ¹¤â¹Ô¤¨¤Ê¤¯¤Ê¤ê¤Þ¤¹¡£

/cdrom -ro host1 host2 host3

°Ê²¼¤ÎÀßÄê¤Ï IP ¥¢¥É¥ì¥¹¤Ç»ØÄꤷ¤¿ 3 ¤Ä¤Î¥Û¥¹¥È¤ËÂФ·¤Æ /home ¤ò¥¨¥¯¥¹¥Ý¡¼¥È¤·¤Þ¤¹¡£ ¤³¤ÎÀßÄê¤Ï¥×¥é¥¤¥Ù¡¼¥È¥Í¥Ã¥È¥ï¡¼¥¯¤Ç DNS ¤¬ÀßÄꤵ¤ì¤Æ¤¤¤Ê¤¤¾ì¹ç¤ËÊØÍø¤Ç¤·¤ç¤¦¡£ ÆâÉô¤Î¥Û¥¹¥È̾¤ËÂФ·¤Æ /etc/hosts ¤òÀßÄꤹ¤ë¤È¤¤¤¦¼êÃʤ⤢¤ê¤Þ¤¹¡£ ¾ÜºÙ¤Ë¤Ä¤¤¤Æ¤Ï hosts(5) ¤ò»²¾È¤·¤Æ¤¯¤À¤µ¤¤¡£ -alldirs ¥Õ¥é¥°¤Ï¥µ¥Ö¥Ç¥£¥ì¥¯¥È¥ê¤¬¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤È¤Ê¤ë¤³¤È¤òǧ¤á¤Þ¤¹¡£ ¸À¤¤Âؤ¨¤ë¤È¡¢¤³¤ì¤Ï¥µ¥Ö¥Ç¥£¥ì¥¯¥È¥ê¤ò¥Þ¥¦¥ó¥È¤·¤Þ¤»¤ó¤¬¡¢ ¥¯¥é¥¤¥¢¥ó¥È¤¬Í׵᤹¤ë¤«¡¢ ¤Þ¤¿¤ÏɬÍפȤ¹¤ë¥Ç¥£¥ì¥¯¥È¥ê¤À¤±¤ò¥Þ¥¦¥ó¥È¤Ç¤­¤ë¤è¤¦¤Ë¤·¤Þ¤¹¡£

/home  -alldirs  10.0.0.2 10.0.0.3 10.0.0.4

°Ê²¼¤ÎÀßÄê¤Ï¡¢¥µ¡¼¥Ð¤È¤Ï°Û¤Ê¤ë¥É¥á¥¤¥ó̾¤Î 2 Âæ¤Î¥¯¥é¥¤¥¢¥ó¥È¤¬¥¢¥¯¥»¥¹¤Ç¤­¤ë¤è¤¦¤Ë /a ¤ò¥¨¥¯¥¹¥Ý¡¼¥È¤·¤Þ¤¹¡£ -maproot=root ¥Õ¥é¥°¤Ï¡¢¥ê¥â¡¼¥È¥·¥¹¥Æ¥à¤Î root ¥æ¡¼¥¶¤¬¡¢ ¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë root ¤È¤·¤Æ½ñ¤­¹þ¤à¤³¤È¤òµö²Ä¤·¤Þ¤¹¡£ -maproot=root ¥Õ¥é¥°¤¬Ìµ¤±¤ì¤Ð¡¢ ¥ê¥â¡¼¥È¥Þ¥·¥ó¤Î root ¸¢¸Â¤ò»ý¤Ã¤Æ¤¤¤Æ¤â¡¢ ¶¦Í­¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¾å¤Î¥Õ¥¡¥¤¥ë¤òÊѹ¹¤¹¤ë¤³¤È¤Ï¤Ç¤­¤Ê¤¤¤Ç¤·¤ç¤¦¡£

/a  -maproot=root  host.example.com box.example.org

¥¯¥é¥¤¥¢¥ó¥È¤¬¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë¥¢¥¯¥»¥¹¤¹¤ë¤¿¤á¤Ë¤Ï¡¢ ¤½¤¦¤¹¤ë¸¢¸Â¤¬Í¿¤¨¤é¤ì¤Æ¤¤¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£ /etc/exports ¥Õ¥¡¥¤¥ë¤Ë ¥¯¥é¥¤¥¢¥ó¥È¤¬´Þ¤Þ¤ì¤Æ¤¤¤ë¤«¤É¤¦¤«³Îǧ¤·¤Æ¤¯¤À¤µ¤¤¡£

/etc/exports ¥Õ¥¡¥¤¥ë¤Ç¤Ï¡¢ ¤½¤ì¤¾¤ì¤Î¹Ô¤¬°ì¤Ä¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò°ì¤Ä¤Î¥Û¥¹¥È¤Ë¥¨¥¯¥¹¥Ý¡¼¥È¤¹¤ë¤³¤È¤òɽ¤·¤Þ¤¹¡£ ¥ê¥â¡¼¥È¥Û¥¹¥È¤Ï¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àËè¤Ë°ìÅÙ¤À¤±»ØÄꤹ¤ë¤³¤È¤¬¤Ç¤­¡¢ ¤½¤ì¤Ë²Ã¤¨¤Æ°ì¤Ä¤Î¥Ç¥Õ¥©¥ë¥È¥¨¥ó¥È¥ê¤òÃÖ¤±¤Þ¤¹¡£¤¿¤È¤¨¤Ð /usr ¤¬Ã±°ì¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ç¤¢¤ë¤È²¾Äꤷ¤Þ¤¹¡£ ¼¡¤Î /etc/exports ¤Ï̵¸ú¤Ç¤¹¡£

/usr/src   client
/usr/ports client

ñ°ì¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ç¤¢¤ë /usr ¤Ï¡¢2 ¹Ô¤ËÅϤäơ¢Æ±¤¸¥Û¥¹¥È client ¤Ø¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Þ¤¹¡£ ¤³¤Î¾ì¹ç¡¢Àµ¤·¤¤½ñ¼°¤Ï¼¡¤Î¤È¤ª¤ê¤Ç¤¹¡£

/usr/src /usr/ports  client

¤¢¤ë¥Û¥¹¥È¤Ë¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤ë¤¢¤ë 1 ¤Ä¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥×¥í¥Ñ¥Æ¥£¤Ï¡¢ 1 ¹Ô¤Ç¤¹¤Ù¤Æ»ØÄꤷ¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£ ¥¯¥é¥¤¥¢¥ó¥È¤Î»ØÄê¤Î¤Ê¤¤¹Ô¤Ï¡¢Ã±°ì¤Î¥Û¥¹¥È¤È¤·¤Æ°·¤ï¤ì¤Þ¤¹¡£ ¤³¤ì¤Ï¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò¥¨¥¯¥¹¥Ý¡¼¥È¤Ç¤­¤ëÊýË¡¤òÀ©¸Â¤·¤Þ¤¹¤¬¡¢ ¿¤¯¤Î¾ì¹ç¤³¤ì¤ÏÌäÂê¤Ë¤Ê¤ê¤Þ¤»¤ó¡£

²¼µ­¤Ï¡¢ /usr ¤ª¤è¤Ó /exports ¤¬¥í¡¼¥«¥ë¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ç¤¢¤ë¾ì¹ç¤Î¡¢ Í­¸ú¤Ê¥¨¥¯¥¹¥Ý¡¼¥È¥ê¥¹¥È¤ÎÎã¤Ç¤¹¡£

# Export src and ports to client01 and client02, but only
# client01 has root privileges on it
/usr/src /usr/ports -maproot=root    client01
/usr/src /usr/ports               client02
# The client machines have root and can mount anywhere
# on /exports. Anyone in the world can mount /exports/obj read-only
/exports -alldirs -maproot=root      client01 client02
/exports/obj -ro

Êѹ¹¤¬Í­¸ú¤È¤Ê¤ë¤è¤¦¤Ë¡¢ /etc/exports ¤¬Êѹ¹¤µ¤ì¤¿¤é mountd ¤òºÆµ¯Æ°¤·¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£ ¤³¤ì¤Ï mountd ¥×¥í¥»¥¹¤Ë HUP ¥·¥°¥Ê¥ë¤òÁ÷¤ë¤³¤È¤Ç¼Â¹Ô¤Ç¤­¤Þ¤¹¡£

# kill -HUP `cat /var/run/mountd.pid`

¾¤Ë¤Ï¡¢ºÆµ¯Æ°¤¹¤ì¤Ð¡¢FreeBSD ¤Ï¤¹¤Ù¤Æ¤òŬÀÚ¤ËÀßÄꤷ¤Þ¤¹¡£ ¤·¤«¤·¤Ê¤¬¤é¡¢ºÆµ¯Æ°¤Ïɬ¿Ü¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£ root ¸¢¸Â¤Ç°Ê²¼¤Î¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤¹¤ì¤Ð¡¢¤¹¤Ù¤Æ¤¬µ¯Æ°¤¹¤ë¤Ç¤·¤ç¤¦¡£

NFS ¥µ¡¼¥Ð¤Ç¤Ï

# portmap
# nfsd -u -t -n 4
# mountd -r

NFS ¥¯¥é¥¤¥¢¥ó¥È¤Ç¤Ï

# nfsiod -n 4

¤³¤ì¤Ç¥ê¥â¡¼¥È¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò¼ÂºÝ¤Ë¥Þ¥¦¥ó¥È¤¹¤ë½àÈ÷¤¬¤¹¤Ù¤Æ¤Ç¤­¤Þ¤·¤¿¡£ ¤³¤ÎÎã¤Ç¤Ï¡¢¥µ¡¼¥Ð¤Î̾Á°¤Ï server ¤Ç¡¢ ¥¯¥é¥¤¥¢¥ó¥È¤Î̾Á°¤Ï client ¤È¤·¤Þ¤¹¡£ ¥ê¥â¡¼¥È¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò°ì»þŪ¤Ë¥Þ¥¦¥ó¥È¤¹¤ë¤À¤±¡¢ ¤â¤·¤¯¤ÏÀßÄê¤ò¥Æ¥¹¥È¤¹¤ë¤À¤±¤Ê¤é¡¢¥¯¥é¥¤¥¢¥ó¥È¾å¤Ç root ¸¢¸Â¤Ç°Ê²¼¤Î¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤¹¤ë¤À¤±¤Ç¤¹¡£

# mount server:/home /mnt

¤³¤ì¤Ç¡¢¥µ¡¼¥Ð¤Î /home ¥Ç¥£¥ì¥¯¥È¥ê¤¬¡¢¥¯¥é¥¤¥¢¥ó¥È¤Î /mnt ¤Ë¥Þ¥¦¥ó¥È¤µ¤ì¤Þ¤¹¡£¤â¤·¤¹¤Ù¤Æ¤¬Àµ¤·¤¯ÀßÄꤵ¤ì¤Æ¤¤¤ì¤Ð¡¢ ¥¯¥é¥¤¥¢¥ó¥È¤Î /mnt ¤ËÆþ¤ê¡¢ ¥µ¡¼¥Ð¤Ë¤¢¤ë¥Õ¥¡¥¤¥ë¤¹¤Ù¤Æ¤ò¸«¤ì¤ë¤Ï¤º¤Ç¤¹¡£

¥ê¥â¡¼¥È¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤òµ¯Æ°¤Î¤¿¤Ó¤Ë¼«Æ°Åª¤Ë¥Þ¥¦¥ó¥È¤·¤¿¤¤¤Ê¤é¡¢ ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò /etc/fstab ¥Õ¥¡¥¤¥ë¤ËÄɲ䷤Ƥ¯¤À¤µ¤¤¡£ Îã¤È¤·¤Æ¤Ï¤³¤Î¤è¤¦¤Ë¤Ê¤ê¤Þ¤¹¡£

server:/home	/mnt	nfs	rw	0	0

fstab(5) ¥Þ¥Ë¥å¥¢¥ë¥Ú¡¼¥¸¤ËÍøÍѲÄǽ¤Ê¥ª¥×¥·¥ç¥ó¤¬¤¹¤Ù¤Æ·ÇºÜ¤µ¤ì¤Æ¤¤¤Þ¤¹¡£

22.6.3. ¼ÂÍÑŪ¤Ê»È¤¤Êý

NFS ¤Ë¤Ï¼ÂÍÑŪ¤Ê»ÈÍÑË¡¤¬¤¤¤¯¤Ä¤â¤¢¤ê¤Þ¤¹¡£ ¤³¤³¤Çŵ·¿Åª¤Ê»ÈÍÑË¡¤ò¤¤¤¯¤Ä¤«¾Ò²ð¤·¤Þ¤·¤ç¤¦¡£

22.6.4. amd ¤Ë¤è¤ë¼«Æ°¥Þ¥¦¥ó¥È

´ó¹Æ: Wylie Stilwell. ºÆ¹½À®: Chern Lee.

amd(8) (¼«Æ°¥Þ¥¦¥ó¥È¥Ç¡¼¥â¥ó) ¤Ï¡¢ ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÆâ¤Î¥Õ¥¡¥¤¥ë¤Þ¤¿¤Ï¥Ç¥£¥ì¥¯¥È¥ê¤¬¥¢¥¯¥»¥¹¤µ¤ì¤ë¤È¡¢ ¼«Æ°Åª¤Ë¥ê¥â¡¼¥È¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò¥Þ¥¦¥ó¥È¤·¤Þ¤¹¡£ ¤Þ¤¿¡¢°ìÄê¤Î´Ö¥¢¥¯¥»¥¹¤µ¤ì¤Ê¤¤¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ï amd ¤Ë¤è¤Ã¤Æ¼«Æ°Åª¤Ë¥¢¥ó¥Þ¥¦¥ó¥È¤µ¤ì¤Þ¤¹¡£ amd ¤ò»ÈÍѤ¹¤ë¤³¤È¤Ï¡¢Ä̾ï /etc/fstab Æâ¤Ëµ­½Ò¤¹¤ë¹±µ×Ū¤Ê¥Þ¥¦¥ó¥È¤ËÂФ¹¤ë¡¢ ñ½ã¤ÊÂåÂذƤȤʤê¤Þ¤¹¡£

amd ¤Ï¤½¤ì¼«¿È¤ò NFS ¥µ¡¼¥Ð¤È¤·¤Æ /host ¤ª¤è¤Ó /net ¥Ç¥£¥ì¥¯¥È¥ê¤Ë·ë¤Ó¤Ä¤±¤ë¤³¤È¤Ë¤è¤Ã¤ÆÆ°ºî¤·¤Þ¤¹¡£ ¤³¤Î¥Ç¥£¥ì¥¯¥È¥êÆâ¤Î¤É¤³¤«¤Ç¥Õ¥¡¥¤¥ë¤¬¥¢¥¯¥»¥¹¤µ¤ì¤ë¤È¡¢ amd ¤ÏÂбþ¤¹¤ë¥ê¥â¡¼¥È¥Þ¥¦¥ó¥È¤òÄ´¤Ù¤Æ¡¢ ¼«Æ°Åª¤Ë¤½¤ì¤ò¥Þ¥¦¥ó¥È¤·¤Þ¤¹¡£ /net ¤¬¡¢¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò IP ¥¢¥É¥ì¥¹¤Ç»ØÄꤷ¤Æ¥Þ¥¦¥ó¥È¤¹¤ë¤Î¤ËÍøÍѤµ¤ì¤ë°ìÊý¤Ç¡¢ /host ¤Ï¡¢¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò¥ê¥â¡¼¥È¥Û¥¹¥È̾¤Ç»ØÄꤷ¤Æ¥Þ¥¦¥ó¥È¤¹¤ë¤Î¤ËÍøÍѤµ¤ì¤Þ¤¹¡£

/host/foobar/usr Æâ¤Î¥Õ¥¡¥¤¥ë¤Ë¥¢¥¯¥»¥¹¤¹¤ë¤È¡¢ amd ¤Ï¥Û¥¹¥È foobar ¤«¤é¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤¿ /usr ¤ò¥Þ¥¦¥ó¥È¤·¤Þ¤¹¡£

例 22-1. amd ¤Ë¤è¤ë¥¨¥¯¥¹¥Ý¡¼¥È¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥Þ¥¦¥ó¥È

showmount ¥³¥Þ¥ó¥É¤òÍѤ¤¤Æ¡¢ ¥ê¥â¡¼¥È¥Û¥¹¥È¤Î¥Þ¥¦¥ó¥È¤ÇÍøÍѤǤ­¤ë¤â¤Î¤¬¸«¤é¤ì¤Þ¤¹¡£ ¤¿¤È¤¨¤Ð¡¢foobar ¤È̾ÉÕ¤±¤é¤ì¤¿¥Û¥¹¥È¤Î¥Þ¥¦¥ó¥È¤ò¸«¤ë¤¿¤á¤Ë¼¡¤Î¤è¤¦¤ËÍøÍѤǤ­¤Þ¤¹¡£

% showmount -e foobar
Exports list on foobar:
/usr                               10.10.10.0
/a                                 10.10.10.0
% cd /host/foobar/usr

Îã¤Î¤è¤¦¤Ë showmount ¤Ï¥¨¥¯¥¹¥Ý¡¼¥È¤È¤·¤Æ /usr ¤òɽ¼¨¤·¤Þ¤¹¡£ /host/foobar/usr ¤Ë¥Ç¥£¥ì¥¯¥È¥ê¤òÊѹ¹¤¹¤ë¤È¡¢ amd ¤Ï¥Û¥¹¥È̾ foobar ¤ò²ò·è¤·¡¢¤ªË¾¤ß¤Î¥¨¥¯¥¹¥Ý¡¼¥È¤ò¥Þ¥¦¥ó¥È¤·¤è¤¦¤È»î¤ß¤Þ¤¹¡£

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amd_enable="YES"

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amd_flags="-a /.amd_mnt -l syslog /host /etc/amd.map /net /etc/amd.map"

/etc/amd.map ¥Õ¥¡¥¤¥ë¤Ï¡¢ ¥¨¥¯¥¹¥Ý¡¼¥È¤¬¥Þ¥¦¥ó¥È¤µ¤ì¤ë¥Ç¥Õ¥©¥ë¥È¥ª¥×¥·¥ç¥ó¤ò·èÄꤷ¤Þ¤¹¡£ /etc/amd.conf ¥Õ¥¡¥¤¥ë¤Ï¡¢ amd ¤Î¤è¤ê¹âÅ٤ʵ¡Ç½¤Î°ìÉô¤òÀßÄꤷ¤Þ¤¹¡£

¾ÜºÙ¤Ë¤Ä¤¤¤Æ¤Ï amd(8) ¤ª¤è¤Ó amd.conf(5) ¥Þ¥Ë¥å¥¢¥ë¥Ú¡¼¥¸¤ò»²¾È¤·¤Æ¤¯¤À¤µ¤¤¡£

22.6.5. ¾¤Î¥·¥¹¥Æ¥à¤È¤ÎÅý¹ç¤Ë¤Ä¤¤¤Æ¤ÎÌäÂê

´ó¹Æ: John Lind.

Ìõ: ÅÏÊÕ ÃÒͺ . 6 September 1996.

ISA ¥Ð¥¹ÍѤΥ¤¡¼¥µ¥Í¥Ã¥È¥¢¥À¥×¥¿¤ÎÃæ¤Ë¤ÏÀ­Ç½¤¬°­¤¤¤¿¤á¡¢ ¥Í¥Ã¥È¥ï¡¼¥¯¡¢ÆÃ¤Ë NFS ¤Ç¿¼¹ï¤ÊÌäÂ꤬¤ª¤­¤ë¤â¤Î¤¬¤¢¤ê¤Þ¤¹¡£ ¤³¤ì¤Ï FreeBSD ¤Ë¸Â¤Ã¤¿¤³¤È¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¤¬ FreeBSD ¤Ç¤âµ¯¤³¤êÆÀ¤Þ¤¹¡£

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fastws:/sharedfs /project nfs rw,-r=1024 0 0

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# mount -t nfs -o -r=1024 fastws:/sharedfs /project

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