̾??
rpc.ypxfrd
— NIS
?ޥå?ž????????
rpc.ypxfrd
?桼?ƥ????ƥ??? NIS ?ޥ????????Ф??? NIS
???졼?֥????Фؤε????? NIS
?ޥåפ????ۤ???®?????뤿???Τ˻Ȥ????ޤ????̾?ޥåפ?ž???Ϥ?????
???μ??????Фޤ?:
- ?ޥ????????Ф?
yppush(8)
???ƤӽФ??????졼?֥????Ф?ž???Ϥ????褦?ؼ????ޤ???
- ???졼?֥????Фϡ?
ypxfr(8)
????ư???ޤ???
ypxfr(8)
?ϡ??ޥ????????Ф??? yp_all()
???Ȥäƥޥåפ????Ƥ٤??ɤߤޤ???
- ????
ypxfr(8)
?ϡ?
db(3)
?饤?֥??????Ȥäƥ????Ф??????????ä??ǡ??????ϥå??夷???????ޥå?
?ǡ????١????ե??????????????ޤ???
- ???ƤΥǡ??????????Ƥ??顢
ypxfr(8)
?ϡ????????ե????????֤????????????????ޥ?????
ypserv(8)
???˥ǡ????١????ϥ??ɥ????????褦
YPPROC_CLEAR ???????ޤ???
?????ʥޥåפ??ޤޤ??Ƥ??????硢???ν????˿?ʬ?????뤳?Ȥ??????ޤ???
???Ȥ??С??????Υ????ȥ??Τ????ѥ???ɥǡ????١????Ǥϡ????ᥬ?Х???
?Υǥ???????????
db(3)
?饤?֥??꤬?ϥå????ơ??֥??????ƤΥ????ȥ????Ȥ?Ǽ?????Τ?
Ĺ???֤??????ޤ????????ˡ??ޥåץե???????2???åȤ????ޤ?:
master.passwd.by{name,uid} ??
passwd.by{name,uid} ?Ǥ???
rpc.ypxfrd
?桼?ƥ????ƥ??? NIS
???졼?֥????Ф??ޥ????????ФΥޥåץե???????
???ԡ??????ޥåץե??????ι??ۤ??Ԥ??ʤ????Ȥǡ?ž??????????®????
?ޤ??? rpc.ypxfrd
?ϡ?ñ?? RPC
?١????Υե?????ž???ץ??ȥ????????????Ƥ????????Ǥ???
??ʬ?˹?®?ʥ??졼?֥????Ф????ᥬ?Х??ȤΥե????뤫???ޥåפ????ۤ???
?Τ˿?ʬ???????Τˤ???????ž???ǤϿ??ä??????????ޤ?????
rpc.ypxfrd
?桼?ƥ????ƥ??ϡ?
ypserv(8)
??Ʊ?????????????¥ᥫ?˥??????ȤäƤ??ޤ???
???????äơ?
securenets(5)
?ǡ????١????ǵ??????Ƥ??륹?졼?֥????ФΤߤ??ե???????ž???Ǥ??ޤ???
?????ˡ?reserved
?ݡ??Ȥ??Ȥ????졼?֥????ФΤߤ???
master.passwd
?ޥåפ?ž?????뤳?Ȥ????????Ƥ??ޤ???
???ץ??????ϰʲ????̤??Ǥ?:
-p
path
- ???Υ??ץ??????ˤ??ꡢ?ǥե????Ȥ?
NIS ?ǡ????١????ؤΥѥ????ѹ?????
?????ǥե????ȥѥ??ϡ?
/var/yp ?Ǥ???
- /var/yp/[domainname]/[maps]
- ???? NIS ?ɥᥤ???? NIS ?ޥå???
FreeBSD ??
rpc.ypxfrd
?ץ??ȥ????? SunOS
?ǻȤ????Ƥ??????Τȸߴ??????????ޤ??????ϻ?ǰ??
???ȤǤϤ????ޤ??????뤳?Ȥ??????ޤ???:
Sun ?Υץ??ȥ?????
??ͳ?????ꤹ?뤳?ȤϽ??褺?????????????Ǥ????Ȥ??Ƥ⡢
SunOS NIS v2
?μ????Ǥϥޥåץǡ????١?????
ndbm ?ѥå????????ȤäƤ? ?ꡢ
FreeBSD ?μ????ǻȤ????Ƥ???
Berkeley DB
?ѥå??????ǤϤʤ????????ؤǤ???
???????????ĤΥѥå??????֤Υե????ޥåȤ??????˰ۤʤäƤ??ޤ???
?????ˡ? ndbm
?ϥХ??ȥ??????????꤬???ꡢ?ӥå??????ǥ??????Υ????ƥ???
???ä? ndbm
?ǡ????١????ϥ??ȥ륨???ǥ??????Υ????ƥ??Ǥ??ɤळ?Ȥ?????
?ޤ?????
Bill Paul
⟨wpaul@ctr.columbia.edu⟩