doc/ja_JP.eucJP/man/man2/nfssvc.2

.\" Copyright (c) 1989, 1991, 1993
.\"	The Regents of the University of California.  All rights reserved.
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.\"    may be used to endorse or promote products derived from this software
.\"    without specific prior written permission.
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.\"	@(#)nfssvc.2	8.1 (Berkeley) 6/9/93
.\" %FreeBSD: src/lib/libc/sys/nfssvc.2,v 1.17 2004/05/12 20:45:51 josef Exp %
.\"
.\" WORD: principal ¼çÂÎ̾
.\" $FreeBSD$
.Dd June 9, 1993
.Dt NFSSVC 2
.Os
.Sh ̾¾Î
.Nm nfssvc
.Nd NFS nfssvc - NFS ¥µ¡¼¥Ó¥¹
.Sh ¥é¥¤¥Ö¥é¥ê
.Lb libc
.Sh ½ñ¼°
.In sys/param.h
.In sys/mount.h
.In sys/time.h
.In nfs/rpcv2.h
.In nfs/nfs.h
.In unistd.h
.Ft int
.Fn nfssvc "int flags" "void *argstructp"
.Sh ²òÀâ
.Fn nfssvc
¥·¥¹¥Æ¥à¥³¡¼¥ë¤Ï¡¢NFS ¥Ç¡¼¥â¥ó¤¬¡¢¾ðÊó¤ò¥«¡¼¥Í¥ë¤ÎÃæ¤ËÅϤ·¤¿¤ê
¥«¡¼¥Í¥ë¤«¤é³°¤ËÅϤ·¤¿¤ê¤¹¤ë¤Î¤Ë»ÈÍѤµ¤ì¡¢¤Þ¤¿¡¢
NFS ¥Ç¡¼¥â¥ó¤¬¥µ¡¼¥Ð¥Ç¡¼¥â¥ó¤È¤·¤Æ¥«¡¼¥Í¥ë¤ËÆþ¤ë¤Î¤Ë¤â
»ÈÍѤµ¤ì¤Þ¤¹¡£
.Fa flags
°ú¿ô¤Ï¡¢¥«¡¼¥Í¥ëÆâ¤Ç¤É¤Î¤è¤¦¤Ê½èÍý¤ò¼Â¹Ô¤¹¤ë¤«¤ò¼¨¤¹
¤¤¤¯¤Ä¤«¤Î¥Ó¥Ã¥È¤Ç¹½À®¤µ¤ì¤Æ¤ª¤ê¡¢
.Fa argstructp
¤Ï¡¢flags °ú¿ô¤Ç¤É¤Î¥Ó¥Ã¥È¤¬ÀßÄꤵ¤ì¤¿¤«¤Ë½¾¤Ã¤Æ
3 ¤Ä¤¢¤ë¹½Â¤ÂΤΤ¦¤Á¤Î 1 ¤Ä¤ò»Ø¤·¤Þ¤¹¡£
.Pp
¥¯¥é¥¤¥¢¥ó¥È¦¤Ç¤Ï¡¢
.Xr nfsiod 8
¤Ï
.Fa flags
°ú¿ô¤ò
.Dv NFSSVC_BIOD
¤ËÀßÄꤷ¡¢
.Fa argstructp
¤ò
.Dv NULL
¤ËÀßÄꤷ¤Æ
.Fn nfssvc
¤ò¸Æ¤Ó½Ð¤·¡¢¥Ö¥í¥Ã¥¯Æþ½ÐÎÏ¥µ¡¼¥Ð¥Ç¡¼¥â¥ó¤È¤·¤Æ¥«¡¼¥Í¥ë¤ËÆþ¤ê¤Þ¤¹¡£
.Tn NQNFS
¤Î¾ì¹ç¡¢
.Xr mount_nfs 8
¤Ï
.Dv NFSSVC_MNTD
¥Õ¥é¥°¤ò¡¢¤Þ¤¿¡¢¥ª¥×¥·¥ç¥ó¤Ç
.Dv NFSSVC_GOTAUTH
¤È
.Dv NFSSVC_AUTHINFAIL
¤ÎÏÀÍýÏ (or) ¤ò¼è¤Ã¤¿¤â¤Î¤òÀßÄꤷ¡¢
¼¡¤Î¹½Â¤ÂΤò»Ø¤¹¥Ý¥¤¥ó¥¿¤È¤È¤â¤Ë
.Fn nfssvc
¤ò¸Æ¤Ó½Ð¤·¤Þ¤¹¡£
.Bd -literal
struct nfsd_cargs {
	char		*ncd_dirp;	/* ¥Þ¥¦¥ó¥È¥Ç¥£¥ì¥¯¥È¥ê¥Ñ¥¹ */
	uid_t		ncd_authuid;	/* ¼Â¸ú uid */
	int		ncd_authtype;	/* ǧ¾Ú¤Î¥¿¥¤¥× */
	int		ncd_authlen;	/* ǧ¾Úʸ»úÎó¤ÎŤµ */
	u_char		*ncd_authstr;	/* ǧ¾Úʸ»úÎó */
	int		ncd_verflen;	/* ¤ª¤è¤Ó¸¡¾Úµ¡Ç½ */
	u_char		*ncd_verfstr;
	NFSKERBKEY_T	ncd_key;	/* ¥»¥Ã¥·¥ç¥ó¥­¡¼ */
};
.Ed
.Pp
ºÇ½é¤Î¸Æ¤Ó½Ð¤·¤Ç¤Ï¡¢¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤ËÂФ¹¤ë¥µ¡¼¥Ó¥¹¤ò»ØÄꤹ¤ë
.Dv NFSSVC_MNTD
¥Õ¥é¥°¤À¤±¤¬ÀßÄꤵ¤ì¤Æ¤¤¤Þ¤¹¡£
¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤¬ Kerberos ¤ò»ÈÍѤ·¤Æ¤¤¤ë¾ì¹ç¡¢
¥¯¥é¥¤¥¢¥ó¥È¦¤¬¥æ¡¼¥¶ÍѤΠ``rcmd'' ǧ¾Ú¥Á¥±¥Ã¥È¤òÍ׵᤹¤ë¤¿¤Ó¤Ë¡¢
.Xr mount_nfs 8
¥æ¡¼¥Æ¥£¥ê¥Æ¥£¤Ï¡¢
.Va errno
==
.Er ENEEDAUTH ¤Ç
.Fn nfssvc
¤«¤éÌá¤ê¤Þ¤¹¡£
.Xr mount_nfs 8
¥æ¡¼¥Æ¥£¥ê¥Æ¥£¤Ï¡¢Kerberos ¥Á¥±¥Ã¥È¤ò¼èÆÀ¤·¤è¤¦¤È¤·¡¢À®¸ù¤¹¤ë¤È¡¢
nfsd_cargs ¹½Â¤ÂΤΠncd_authstr ¥Õ¥£¡¼¥ë¥É¤Ë¥Á¥±¥Ã¥È¤òÆþ¤ì¡¢
ncd_authlen ¥Õ¥£¡¼¥ë¥É¤È ncd_authtype ¥Õ¥£¡¼¥ë¥É¤ò
ÀßÄꤷ¤¿¸å¤Ç¡¢¥Õ¥é¥°
.Dv NFSSVC_MNTD
¤ª¤è¤Ó
.Dv NFSSVC_GOTAUTH
¤ò»ØÄꤷ¤Æ
.Fn nfssvc
¤ò¸Æ¤Ó½Ð¤·¤Þ¤¹¡£
.Xr mount_nfs 8
¤¬¥Á¥±¥Ã¥È¤ò¼èÆÀ¤¹¤ë¤Î¤Ë¼ºÇÔ¤·¤¿¾ì¹ç¡¢
.Fn nfssvc
¤Ï¡¢¥Õ¥é¥°
.Dv NFSSVC_MNTD ,
.Dv NFSSVC_GOTAUTH
¤ª¤è¤Ó
.Dv NFSSVC_AUTHINFAIL
¤ò»ØÄꤷ¤Æ¸Æ¤Ó½Ð¤µ¤ì¤Æ¡¢Ç§¾Ú¤Î»î¤ß¤¬
¼ºÇÔ¤·¤¿¤³¤È¤ò¼¨¤·¤Þ¤¹¡£
.Pp
¥µ¡¼¥Ð¦¤Ç¤Ï¡¢
.Fn nfssvc
¤¬¥Õ¥é¥°
.Dv NFSSVC_NFSD
¤È¼¡¤Î¹½Â¤ÂΤò»Ø¤¹¥Ý¥¤¥ó¥¿¤È¤È¤â¤Ë¸Æ¤Ó½Ð¤µ¤ì¤Æ¡¢
.Xr nfsd 8
¥Ç¡¼¥â¥ó¤È¤·¤Æ¥«¡¼¥Í¥ë¤ËÆþ¤ê¤Þ¤¹¡£
.Bd -literal
struct nfsd_srvargs {
	struct nfsd	*nsd_nfsd;	/* ¥«¡¼¥Í¥ëÆâ¤Î nfsd ¹½Â¤ÂΤؤΥݥ¤¥ó¥¿ */
	uid_t		nsd_uid;	/* cred ¤Ë¥Þ¥Ã¥×¤µ¤ì¤ë¼Â¸ú uid*/
	u_int32t	nsd_haddr;	/* ¥¯¥é¥¤¥¢¥ó¥È¤Î IP ¥¢¥É¥ì¥¹ */
	struct ucred	nsd_cr;		/* cred¡£uid ¤Î¥Þ¥Ã¥×°¸Àè */
	int		nsd_authlen;	/* ǧ¾Úʸ»úÎó¤ÎŤµ (Ìá¤ê) */
	u_char		*nsd_authstr;	/* ǧ¾Úʸ»úÎó (Ìá¤ê) */
	int		nsd_verflen;	/* ¤ª¤è¤Ó¸¡¾Úµ¡Ç½ */
	u_char		*nsd_verfstr;
	struct timeval	nsd_timestamp;	/* ¸¡¾Úµ¡Ç½¤«¤é¤Î¥¿¥¤¥à¥¹¥¿¥ó¥× */
	u_int32t	nsd_ttl;	/* ¾Ú½ñ¤Î»ý³»þ´Ö (ÉÃ) */
	NFSKERBKEY_T	nsd_key;	/* ¥»¥Ã¥·¥ç¥ó¥­¡¼ */
};
.Ed
.Pp
.Xr nfsd 8
¥æ¡¼¥Æ¥£¥ê¥Æ¥£¤Ï¡¢Kerberos ǧ¾Ú¥Á¥±¥Ã¥È¤ò¼õ¿®¤¹¤ë¤¿¤Ó¤Ë¡¢
.Fn nfssvc
¤«¤é
.Va errno
==
.Er ENEEDAUTH ¤ÇÌá¤ê¤Þ¤¹¡£
.Xr nfsd 8
¤Ï¡¢¥Á¥±¥Ã¥È¤òǧ¾Ú¤·¡¢¥Õ¥£¡¼¥ë¥É nsd_uid ¤Ç»ØÄꤵ¤ì¤¿
``user id'' ÍѤΰìÏ¢¤Î¾Ú½ñ¤ò¥µ¡¼¥Ð¾å¤ÇÀ¸À®¤·¤è¤¦¤È¤·¤Þ¤¹¡£
¤³¤ì¤ò¹Ô¤¦¤Ë¤Ï¡¢ºÇ½é¤Ë Kerberos ¥Á¥±¥Ã¥È¤òǧ¾Ú¤·¤Æ¤«¤é¡¢
Kerberos ¤Î¼çÂÎ̾ (principal) ¤ò
¥í¡¼¥«¥ë̾¤Ë¥Þ¥Ã¥×¤·¡¢
.Xr getpwnam 3
¤È
.Xr getgrouplist 3
·Ðͳ¤Ç¤½¤Î¥æ¡¼¥¶¤Ë¤Ä¤¤¤Æ¤Î°ìÏ¢¤Î¾Ú½ñ¤òÆÀ¤Þ¤¹¡£
Àµ¾ï¤Ë´°Î»¤¹¤ë¤È¡¢
.Xr nfsd 8
¥æ¡¼¥Æ¥£¥ê¥Æ¥£¤Ï¡¢
.Dv NFSSVC_NFSD
¥Õ¥é¥°¤È
.Dv NFSSVC_AUTHIN
¥Õ¥é¥°¤òÀßÄꤷ¤Æ
.Fn nfssvc
¤ò¸Æ¤Ó½Ð¤·¡¢
nsd_cr Æâ¤Î¾Ú½ñ¤Î¥Þ¥Ã¥Ô¥ó¥°¤ò¥«¡¼¥Í¥ë¤ËÅϤ·¡¢
¤½¤Î¥¯¥é¥¤¥¢¥ó¥ÈÍѤΥµ¡¼¥Ð¥½¥±¥Ã¥È¾å¤Ç¥Þ¥Ã¥×¤¬
¥­¥ã¥Ã¥·¥å¤µ¤ì¤ë¤è¤¦¤Ë¤·¤Þ¤¹¡£
ǧ¾Ú¤¬¼ºÇÔ¤·¤¿¾ì¹ç¡¢
.Xr nfsd 8
¤Ï¥Õ¥é¥°
.Dv NFSSVC_NFSD
¤ª¤è¤Ó
.Dv NFSSVC_AUTHINFAIL
¤òÀßÄꤷ¤Æ
.Fn nfssvc
¤ò¸Æ¤Ó½Ð¤·¡¢Ç§¾Ú¤¬¼ºÇÔ¤·¤¿¤³¤È¤ò¼¨¤·¤Þ¤¹¡£
.Pp
.Xr nfsd 8
¥Þ¥¹¥¿¥µ¡¼¥Ð¥Ç¡¼¥â¥ó¤Ï¡¢¥Õ¥é¥°
.Dv NFSSVC_ADDSOCK
¤ª¤è¤Ó¼¡¤Î¹½Â¤ÂΤò»Ø¤¹¥Ý¥¤¥ó¥¿¤òÀßÄꤷ¤Æ
.Fn nfssvc
¤ò¸Æ¤Ó½Ð¤·¡¢
.Xr nfsd 8
¥Ç¡¼¥â¥ó¤¬¥µ¡¼¥Ó¥¹¤ò¹Ô¤¨¤ë¤è¤¦¤Ë¥µ¡¼¥Ð¦¤Î
.Tn NFS
¥½¥±¥Ã¥È¤ò¥«¡¼¥Í¥ë¤ËÅϤ·¤Þ¤¹¡£
.Bd -literal
struct nfsd_args {
	int	sock;	/* ¥µ¡¼¥Ó¥¹¤ò¹Ô¤¦¥½¥±¥Ã¥È */
	caddr_t	name;	/* Àܳ»Ø¸þ¤Î¥½¥±¥Ã¥È¤Î¥¯¥é¥¤¥¢¥ó¥È¥¢¥É¥ì¥¹ */
	int	namelen;/* ̾Á°¤ÎŤµ */
};
.Ed
.Sh Ìá¤êÃÍ
Ä̾
.Fn nfssvc
¤Ï¡¢¥µ¡¼¥Ð¤¬¥·¥°¥Ê¥ë¤Ë¤è¤Ã¤Æ½ªÎ»¤µ¤ì¤ë¤È¤­¤ò½ü¤¤¤ÆÌá¤ê¤Þ¤»¤ó¡£
¤³¤Î¤È¤­¤Ë¤Ï¡¢ÃÍ 0 ¤¬ÊÖ¤µ¤ì¤Þ¤¹¡£
¤½¤¦¤Ç¤Ê¤¤¾ì¹ç¤Ï¡¢-1 ¤¬ÊÖ¤µ¤ì¡¢¥¨¥é¡¼¤ò»ØÄꤹ¤ë¤¿¤á¤Ë¥°¥í¡¼¥Ð¥ëÊÑ¿ô
.Va errno
¤¬ÀßÄꤵ¤ì¤Þ¤¹¡£
.Sh ¥¨¥é¡¼
.Bl -tag -width Er
.It Bq Er ENEEDAUTH
¤³¤ÎÆüì¤Ê¥¨¥é¡¼Ãͤϡ¢¼ÂºÝ¤Ë¤Ïǧ¾Ú¥µ¥Ý¡¼¥ÈÍÑ¡¢
Æäˡ¢Á°½Ò¤·¤¿ Kerberos ÍѤ˻ÈÍѤµ¤ì¤Þ¤¹¡£
.It Bq Er EPERM
¸Æ¤Ó½Ð¤·Â¦¤¬¥¹¡¼¥Ñ¥æ¡¼¥¶¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£
.El
.Sh ´ØÏ¢¹àÌÜ
.Xr mount_nfs 8 ,
.Xr nfsd 8 ,
.Xr nfsiod 8
.Sh Îò»Ë
.Fn nfssvc
¥·¥¹¥Æ¥à¥³¡¼¥ë¤Ï
.Bx 4.4
¤Ç¤Ï¤¸¤á¤ÆÅо줷¤Þ¤·¤¿¡£
.Sh ¥Ð¥°
.Fn nfssvc
¥·¥¹¥Æ¥à¥³¡¼¥ë¤Ï
.Tn NFS
¥µ¥Ý¡¼¥ÈÍѤËÆÃÊ̤ËÀ߷פµ¤ì¤Æ¤¤¤Þ¤¹¡£
¤½¤Î¤è¤¦¤Ê¤â¤Î¤Ç¤¹¤«¤é¡¢NFS ¤ÎÍ×µáÄêµÁ¤ËÆä˽¾¤Ã¤¿¤â¤Î¤Ë
¤Ê¤Ã¤Æ¤¤¤Þ¤¹¡£
ËÜÍè¤Ê¤é¤Ð¡¢Ç§¾Ú¥µ¥Ý¡¼¥È¤¬É¬ÍפǤ¢¤ë¤³¤È¤ò¼¨¤¹ÃͤòÊÖ¤¹É¬Íפ¬¤¢¤ê¤Þ¤¹¡£
¤Ê¤¼¤Ê¤é¡¢
.Er ENEEDAUTH
¤ÏËÜÍè¤Ê¤é¥¨¥é¡¼¤Ç¤Ï¤Ê¤¤¤«¤é¤Ç¤¹¡£
°ú¿ô¤Ç¤¢¤ë¹½Â¤ÂΤΤ¤¤¯¤Ä¤«¤Î¥Õ¥£¡¼¥ë¥É¤Ï
ÀµÅö¤Ê¤â¤Î¤Ç¤¢¤ë¤È²¾Äꤵ¤ì¤Æ¤ª¤ê¡¢Ä¾Á°¤Î¸Æ¤Ó½Ð¤·¤«¤é
Êѹ¹¤µ¤ì¤Ê¤¤¤³¤È¤¬»þ¡¹¤¢¤ê¤Þ¤¹¡£
¤³¤Î¤è¤¦¤Ç¤¢¤ë¤Î¤Ç¡¢
.Fn nfssvc
¤Ï¤È¤ê¤ï¤±Ãí°Õ¤òʧ¤Ã¤Æ»ÈÍѤ·¤Ê¤¯¤Æ¤Ï¤Ê¤ê¤Þ¤»¤ó¡£