Sophie: howto-text-ja-2006-5mdv2010.0 noarch

howto-text-ja-2006-5mdv2010.0.noarch.rpm

The Linux NIS(YP)/NYS/NIS+ HOWTO

Thorsten Kukuk

ìY - (ú{êó)

v1.1.1, 18 November 2000

  ±Ì¶ÅÍ Linux ð NIS(YP) Ü½Í NIS+ ÌNCAgÉÝè·éû
@A¨æÑ NIS T[oðCXg[·éû@ÉÂ¢Äq×Ü·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

Table of Contents
1. Í¶ßÉ
   
    1.1. ±Ì¶ÌÅVÅ
    1.2. ÆÓ
    1.3. tB[hobNÆ¡ãÌüÅ
    1.4. Ó«
   
2. pêWÆêÊIÈîñ
   
    2.1. pêW  
    2.2. êÊIÈîñ  
   
3. NIS © NYS © NIS+ ©
   
    3.1. libc 4/5 ÅÍ trad-NIS ©A»êÆà NYS Cu©H  
    3.2. glibc 2 Æ NIS/NIS+  
    3.3. NIS © NIS+ ©H 
   
4. ®ì´
   
    4.1. NIS Ì®ì´ 
    4.2. NIS+ Ì®ì´ 
   
5. RPC |[g}bp  
6. NIS ÌÝè 
   
    6.1. }X^[T[oAX[uT[oANCAgðßé 
    6.2. \tgEFA 
   
7. NIS NCAgÌÝè
   
    7.1. ypbind f[  
    7.2. trad-NIS ðp¢½ NIS NCAgðZbgAbv·é 
    7.3. NYS ðp¢½ NIS NCAgðZbgAbv·é 
    7.4. glibc 2.x ðp¢½ NIS NCAgðZbgAbv·é 
    7.5. nsswitch.conf t@C  
    7.6. Shadow pX[hÆ NIS 
   
8. NIS+ ÌÝè
   
    8.1. \tgEFA 
    8.2. NIS+ NCAgÌZbgAbv 
    8.3. NIS+, keylogin, login ¨æÑ PAM 
    8.4. nsswitch.conf t@C  
   
9. NIS T[oÌÝè 
   
    9.1. T[ovO ypserv  
    9.2. T[ovO yps  
    9.3. rpc.ypxfrd vO  
    9.4. rpc.yppasswdd vO  
   
10. NIS/NYS CXg[Ì`FbN  
11. ÄN®Ì©®Às
   
    11.1. NIS pÌN®XNvg
    11.2. NIS hC¼
    11.3. fBXgr[VÅLÌbè
   
12. NIS Åæ¨±éâèÆ»Ìðû@  
13. æ é¿â (FAQ) 

1. Í¶ßÉ

Linux }VÍÇñÇñlbg[NÉÚ±³êéæ¤ÉÈÁÄ«Üµ½BÜ
½lbg[NÇÌÈª»Ì½ßÉAÙÆñÇÌlbg[N (ÁÉ Sun ª
x[XÉÈÁÄ¢élbg[N) ÅÍ NIS ª®¢Ä¢Ü·B Linux }V
ÅÍA±êçÌ NIS T[rXð]·Æ±ëÈó¯½èAÜ½ñµ½è·é
±ÆªÅ«Ü·BÜ½ Linux }VÍA®SÉ@\·é NIS+ NCAgÆ
µÄ®ì³¹é±ÆàÅ«Ü·B½¾µ±¿çÍÜ¾x[^ÌiKÅ·B

±Ì¶Í Linux }VÉ NIS(YP) Æ NIS+ ðZbgAbv·éû@ÉÂ¢
ÄLqµ½àÌÅ·B¢¸êðÌp·éÉµÄà Section 5 ÍK¸ÇñÅº³
¢B

NIS-HOWTO Í Thorsten Kukuk <kukuk@suse.de> ÉæÁÄÒWEÇ³êÄ¢
Ü·B

ÈOÌ NIS-HOWTO ÍAÈºÌlXÉæÁÄ·M³êÜµ½BÞçÉ´ÓµÜ·
B

Andrea Dell'Amico  
Mitchum DSouza     
Erwin Embsen       
Peter Eriksson     

óF v0.2 Ìú{êóÍªÝÇª³ñÉæÁÄöJ³êÜµ½B 0.6 ÖÌÇ
ÆÈ~ÌÇÍìYªsÁÄ¢Ü·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

1.1. ±Ì¶ÌÅVÅ

±Ì¶ÌÅVÅÍ¢ÂÅà WWW Å{·é±ÆªÅ«Ü·B URL Í http:/
/www.suse.de/~kukuk/nis-howto/HOWTO/NIS-HOWTO.html Å·B

±ÌhLgÌÅVÅÍA Linux ÖAÌ WWW TCgâ FTP TCgÉào
^³êÜ·Bà¿ëñ LDP Ìz[y[WÉà èÜ·B

|ó¶ÖÌNÍ http://www.suse.de/~kukuk/nis-howto/ ÉWßçêÄ
¢Ü·B

óFú{êÅÌ¶ÌÅVÅÍ JF Project Ìy[W <http://
www.linux.or.jp/JF/JFdocs/NIS-HOWTO/> Éu©êÜ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

1.2. ÆÓ

±Ì¶ÍÍÌm¯ðÅåÀWßÄ¢½ÂàèÅ·ªA³mÅÈ¢ªà 
é©àµêÜ¹ñB±Ì¶ÅÐîµÄ¢évOÉÂ¢ÄÍA»ê¼ê
Ét®µÄ¢é README t@CðK¸ÇñÅº³¢B»êçÉÍæèÚµ¢
à¾âæè³mÈîñª©êÄ¢éÍ¸Å·ÌÅBà¿ëñ±ÌhL
gàÅ«é¾¯Ôá¢ÌÈ¢àÌÉµÄ¢«½¢Æl¦Ä¢Ü·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

1.3. tB[hobNÆ¡ãÌüÅ

±Ì¶ÉÖ·é¿ââRgª èÜµ½çA¨CyÉ Thorsten Kukuk
ÜÅ[ðº³¢BAhXÍ <kukuk@suse.de> Å·BñÄâá»à½}µ
Ü·B±Ì¶Éëèð©Â¯½çAÉAµÄº³êÎÌÅÅù³µÜ
·Bæëµ¨è¢µÜ·B

óF|óÉÎ·éRgÍìY <nakano@apm.seikei.ac.jp> ÜÅ¨è
¢µÜ·B

È¨A È½Ì Linux zzpbP[WÉÁLÌâèÉÖµÄÍÉ[ð
çÈ¢Åº³¢IÍ·×ÄÌzzpbP[WðmÁÄ¢éóÅÍ èÜ¹ñ
B½¾Aàµð@àÁÄ¢½¾¯êÎA¶ÉÇÁµ½¢ÆÍvÁÄ¢Ü
·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

1.4. Ó«

±ÌhLgðì¬·éÉ ½ÁÄA¼ÚI é¢ÍÔÚIÉ¨¢bÉÈ
èÜµ½ÈºÌûXÉ´ÓµÜ·BAt@xbgÉF

Byron A Jeff           
Markus Rex             
Miquel van Smoorenburg 
Dan York               

yp-clients ÌIWiR[hÍ Theo de Raadt ÉæÁÄì¬³êÜµ½B
Swen Thuemmler ª yp-clients ÌR[hð Linux ÉÚAµA yp ÖAÌ[
` (±êà Theo Ìd) ð libc ÉÚAµÜµ½B Thorsten Kukuk Í
GNU libc 2.x ü¯Ì NIS(YP) Æ NIS+ Ì[`ðXNb`©ç«Üµ
½B

óFú{êóÉ ½ÁÄÍAÚ×ÈZ³ðµÄº³Á½¼{¯i³ñEä
Lõ³ñðÍ¶ßA JF [OXgÌF³ñÉ¨¢bÉÈèÜµ½B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

2. pêWÆêÊIÈîñ

2.1. pêW  

±ÌhLgÅÍ½ÌÈªêªgíêÄ¢Ü·BÈºÉdvÈàÌÌ
à¾ðÈPÉ°Ä¨«Ü·B

DBM
   
    f[^x[X}lWg (DataBase Management)BõL[Æf[^Æ
    ÌyAðÇ·éf[^x[X@\ðÁ½CuÌ±ÆB
   
DLL
   
    ®INCu (Dynamically Linked Library)BvOÌÀs
    ÉN³êéCuÌ±ÆB
   
domainname
   
    NIS T[oªs·éL[[hB NIS NCAg¤ªgp·é NIS
    T[oðÁè·éÌÉp¢çêéB±Ì domainname Í DNS Ì "domain"
    Æ¯¶àÌÉ·éKvÍÈAÞµëÊÉ·×«Å éB
   
FTP
   
    t@C]vgR (File Transfer Protocol)BRs[^ÔÅt
    @Cð]·éÉp¢çêévgRÌêÂB
   
libnsl
   
    l[T[rXCu (Name services libraly)B SVR4 Unix É¨¯
    él[T[rXÖAÌ½ß (getpwnam, getservbyname ÈÇ) ÌCu
    B GNU libc ÅÍ NIS (YP) ¨æÑ NIS+ @\É±ÌCuðp
    ¢éB
   
libsocket
   
    SVR4 Unix ÅA\PbgÖWÌVXeR[ (socket, bind, listen È
    Ç) ðñ·éCuB
   
NIS
   
    lbg[NîñT[rX (Network Information Service)Blbg[
    NãÌ·×ÄÌvZ@ÅKvÈîñð¤L·éT[rXÌ±ÆB Linux Ì
    W libc CuÉÍ NIS ÌT|[gªÜÜêÄ¨èA±êð±Ì¶
    ÅÍ "trad-NIS" ÆL·B
   
    (óF´¶ÅÍ "traditional NIS" Åµ½ªA·¢ÌÅóÒªèÉ¢
    êµÜµ½)
   
NIS+
   
    Network Information Service (Plus)Bî{IÉÍ NIS ð@\Abvµ½
    àÌB NIS+ Í Sun Microsystems Inc. ÉæÁÄÝv³êA NIS ðãp
    ·éàÌÆ³êÄ¢éBZLeBª»³êAå«ÈVXeÉ±ü
    ·éÌªeÕÉÈÁÄ¢éB
   
NYS
   
    NYS ÍuNIS+, YP, Switchvð\·vWFNg¼Å éB Peter
    Eriksson <pen@signum.se> ªÇµÄ¢éB±ÌvWFNgÅÍ NIS(=
    YP) ÌR[hð 0 ©çÄÀµÄ¨èA NYS CuÌl[T[r
    XXCb`@\ðp·éæ¤ÉÈÁÄ¢éB
   
NSS
   
    l[T[rXXCb` (Name Service Switch)B /etc/nsswitch.conf
    t@CÉæÁÄAeíÌîñÌNGXgÉÎµÄÇñÈÔÅõð
    s¤©ðè·éB
   
RPC
   
    [gvVW[R[ (Remote Procedure Call)B C vOà
    Å RPC [`ðp·êÎAlbg[NãÉ é¼ÌvZ@ãÌè±
    « (Tu[`) ðÄÑ¾·±ÆªÅ«éBÊíÌ¶¬É¨¢ÄÍ Sun
    Ì RPC ÀÌÓ¡Åp¢çêé±Æª½¢B
   
YP
   
    CG[y[W (Yellow Pages (TM)) Yellow Pages Íp British
    Telecom ÐÌo^¤WB
   
TCP-IP
   
    Transmission Control Protocol/Internet Protocol ÌªB TCP/IP Í
    Unix ÅñíÉægíêÄ¢éf[^ÊMvgRÅ éB
   
ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

2.2. êÊIÈîñ  

ÈºÌàeÍ Sun(tm) System & Network Administration Manual ©çÌøp
Å·B

    NIS Í©ÂÄTECG[y[W (Sun Yellow Pages, YP) ÆÄÎêÄ
    ¢Üµ½Bµ©µuYellow PagesvÍp British Telecom ÐÌo^¤W
    ÅAÂ³gp·é±ÆªÅ«Ü¹ñÌÅANIS ÆÄÔ±ÆÉµÜµ½
    B
   
NIS Í Network Information Service ÌªÅ·Blbg[NãÌ·×ÄÌv
Z@Å¤L·×«îñðñ·é½ßÉp¢çêÜ·B NIS Åñ³êéîñ
ÆÍAá¦ÎÈºÌæ¤ÈàÌÅ·B

 

 E OC¼ApX[hAz[fBNg (/etc/passwd)
   
 E O[vîñ (/etc/group)
   
 

á¦ÎA È½ÌpX[hª NIS ÌpX[hf[^x[XÉo^³êÄ¢
éÆµÜµå¤B·éÆ È½ÍA»±Å NIS ÌNCAgvOª®
¢Ä¢êÎAlbg[NãÌÇÌvZ@ÉàOC·é±ÆªÅ«éæ¤
ÉÈéÌÅ·B

Sun Í Sun Microsystems ÐÌ¤WÅ èA SunSoft ÐÉCZX^³ê
Ä¢Ü·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

3. NIS © NYS © NIS+ ©

3.1. libc 4/5 ÅÍ trad-NIS ©A»êÆà NYS Cu©H  

trad-NIS ðp¢é© NYS CuÌ NIS R[hðp¢é©ÍAuá@\¾
ªÀèvðÆé©u_î¾ª`¯vðÆé©ÌIðÆ¾¦Ü·B

trad-NIS ÌR[hÍW C CuÉüÁÄ©ç¾¢ÔoÁÄ¢Ü·B¶
ÜêªÃ¢ªAââ_î«É¯éÆ±ëª èÜ·B

êû NYS CuÌ NIS R[hðp¢éÉÍA libc CuðÄR
pCµÄ libnsl ÌR[hð libc ÌÉÜßéKvª èÜ· (»Ìæ¤
ÉRpC³ê½ libc CuðüèÅ«é©àµêÜ¹ñ)B

Ü½ trad-NIS ÌR[hÅÍ NIS ÌlbgO[v@\ªg¦Ü·ªA NYS
ÌR[hÉÍÀ³êÄ¢Ü¹ñBtÉ NYS ÌR[hÅÍ Shadow Password
ð§ßIÉµ¤±ÆªÅ«éæ¤ÉÈÁÄ¢Ü·ªA trad-NIS ÌR[hÍ
NIS ãÅÌ Shadow pX[hðT|[gµÄ¢Ü¹ñB

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

3.2. glibc 2 Æ NIS/NIS+  

GNU C Library 2.x (libc6) ðgÁÄ¢éêÍAÈãÌSÄÍYêÄº³¢
B libc6 ÅÍ NSS (l[XCb`T[rX) ð®SÉT|[gµÄ¨èAñ
íÉ_îÈ^pªÅ«éæ¤ÉÈÁÄ¢Ü·BÜ½ÈºÌ NIS^NIS+ }bvª
T|[g³êÄ¢Ü·: aliases, ethers, group, hosts, netgroups,
networks, protocols, publickey, passwd, rpc, services, shadow. GNU C
Library ÅÍA shadow pX[hð NIS ÅÜÁ½âèÈµ¤±ÆªÅ«
Ü·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

3.3. NIS © NIS+ ©H 

Ç¿çðIÔ©YÞKvÍ èÜ¹ñBÁÉZLeBÉßqÉÈéKvª
È©Á½èA NIS+ ðgíËÎÈçÈ¢RªÈ¢ÌÈçANIS ðg¢Üµå
¤B NIS+ ÌÇÍ¸ÁÆåÏÅ· (NCAg¤ÅÍ»êÙÇÅà èÜ
¹ñªAT[o[ÇÍnÅ·)B»êÉ Linux ãÅÌ NIS+ ÍÜ¾Ji
KÈÌÅ·Bp·éÉÍÅVÅÌ glibc 2.1 ªKvª èÜ·B¿åÁÆ
µÄÝ½¢êÉÍAglibc Ì NIS+ T|[gð libc5 ÉÚAµ½àÌà¶Ý
µÜ· (½¾µ±êÍ¢T|[g)B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

4. ®ì´

4.1. NIS Ì®ì´ 

ÈÆà 1 äÌ NIS ÌT[o[ªlbg[NãÉKvÅ·B¡ÌT[
oðÒ®³¹é±ÆàÅ«Ü·B±ÌêÍ»ê¼êðÙÈÁ½ NIS uhC
vÌT[oÆ·é©A é¢Í 2 äÌT[oðÐÆÂÌhCãÅ¦²µ
Ä®ì³¹é±ÆÉÈèÜ·BãÒÌ\¬ÅÍ 1 äÌT[oªu}X^[T[
ovÆÈèA»Ì¼ÌT[oÍSÄuX[uT[ovÆÄÎêÜ· (1 ÂÌ
uhCvÉÎ·é\¬Å·)BhCð¡A»ê¼êÉÎ·éT[oà
¡AÆ¢Á½æ¤È\¬àÂ\Å·B

X[uT[oÍA}X^[T[oÌ NIS f[^x[XÌRs[Û¾¯ðµ
Ü·B}X^[T[oÌ NIS f[^x[XªÏX³êéÆAê»êðó¯æ
èÜ·Blbg[NÉÚ±³êÄ¢évZ@ÌäÆlbg[NÌM«
ðl¶µAX[uT[oðCXg[·é©Ç¤© (CXg[·éê
Í»Ìä) ðßÄº³¢B NIS NCAgÍANIS T[oªu¿Ä
v¢½èAX|Xªx©Á½è·éêÉÍA¿Ä¢È¢T[oâàÁ
ÆX|XÌ¬¢T[oÆÌÚ±ðÝÜ·B

NIS f[^x[XÍ ASCII `®Ìf[^x[X©çÏ·³ê½A¢íäé DBM
tH[}bgÉÈÁÄ¢Ü·Bá¦Î /etc/passwd â /etc/group Æ¢Á½t
@CÍA ASCII-DBM Ï·vO (makedbm: T[o\tgÉüÁÄ¢Ü
·) ðgÁÄ¼Ú DBMtH[}bgÉÏ·Å«Ü·B NIS Ì}X^[T[oÍ
A ASCII `®Æ DBM `®Ìf[^x[XÆÌ¼ûðÁÄ¢ÈÄÍÈèÜ
¹ñB

X[uT[oÍ NIS }bvªÏX³êéÆÊmðó¯Ü· (yppush vO
ªp¢çêÜ·)B·éÆX[uT[oÍKvÈÏXðs¢Af[^x[
Xð¯ú³¹Ü·B NIS NCAgÉ±Ìæ¤ÈìÆð·éKvÍ èÜ¹
ñBNCAgÍíÉÅVÌ DBM f[^x[XÌàeð NIS T[oÉÇÝ
És©çÅ·B

ypbind ÌÃ¢o[WÅÍA®ìÌ NIS T[oðT·ÌÉu[hL
Xgðp¢Ä¢Üµ½B±êÉÍZLeBãÌâèª èÜµ½BÈºÈ
çN©ª NIS T[oðCXg[µÄAu[hLXgÌâ¢í¹É
¦éæ¤ÉÅ«é©çÅ·BVµ¢o[WÌ ypbind (ypbind-3.3 Ü½Í
ypbind-mt) ÅÍAT[oðÝèt@C©çæ¾Å«Ü· - µ½ªÁÄu
[hLXgÍsvÅ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

4.2. NIS+ Ì®ì´ 

NIS+ Í Sun ÉæéVµ¢lbg[NCtH[VT[rXÅ·B
NIS Æ NIS+ ÌÅàå«Èá¢ÍANIS+ ÅÍf[^ÌÃ»Æ secure RPC ð
Êµ½FØÆªÂ\ÉÈÁÄ¢é_Å·B

NIS+ Ì½¼fÍc[\¢ÉîÃ¢Ä¢Ü·Bc[Ì»ê¼êÌm[h
ª NIS+ ÌIuWFNgÉÎµÄ¨èA±êÉÍZÂÌ^Cvª èÜ·B
fBNg (directory), Gg (entry), O[v (group), N
(link), e[u (table), vCx[g (private) Å·B

NIS+ Ì¼OóÔÅ[gÆÈé NIS+ fBNgÍ root fBNgÆÄ
ÎêÜ·B NIS+ ÉÍñÂÌÁÊÈfBNgª¶ÝµÜ·B org_dir Æ
groups_dir Å·B org_dir fBNgÉÍ·×ÄÌÇe[uªÜÜê
Ü·Bá¦Î passwd, hosts, mail_aliases ÈÇÅ·B groups_dir fBN
gÉÍANZXRg[Ép¢çêé NIS+ O[vIuWFNgªÜ
ÜêÜ·B org_dir Æ groups_dir ¨æÑ»êçÌefBNgðWß½à
Ìª NIS+ hCÆµÄQÆ³êÜ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

5. RPC |[g}bp  

±ê©çà¾µÄ¢\tgEFAð®©·½ßÉÍAÜ¸ /usr/sbin/
rpc.portmap ð®ì³¹Ä¨Kvª èÜ·B Linux ÌzzpbP[WÌ
ÉÍA±Ìf[ð§¿ã°é½ßÌR}hª /sbin/init.d/ â /etc/
rc.d/ É«ñÅ éàÌà èÜ·ÌÅA»ÌêÍYªðAR
gµÄu[g·é¾¯Å·BÀÛÌâèûÍfBXgr[VÌh
LgðÇÝÜµå¤B

RPC |[g}bp (portmap(8)) ÍA RPC vOÔð TCP/IP |[gÔ
ÉÏ··éT[ovOÅ·B NIS NCAgvOªâÁÄ¢
éæ¤ÉA RPC T[o (NIS T[oÈÇ) É RPC ÄÑ¾µðs¤ÉÍA RPC
|[g}bpª®¢Ä¢éKvª èÜ·B RPC T[ovOÍAÄ·
é TCP/IP |[gÔÆf[^ðñ·é RPC vOÔðAN®É|
[g}bpÉ`¦Ü·BNCAgvOªA é RPC vOÔ
ÉR[ðs¤ÛÉÍAÜ¸T[o}VãÌ RPC |[g}bpÆðMµÄA
ÇÌ TCP/IP |[gÔÉ RPC ÌpPbgðêÎÇ¢Ì©ðèµÜ·B

RPC T[ovOÍ inetd(8) ©çàN®Å«Ü·ªA»ÌêÍ inetd
æèOÉ RPC |[g}bpðN®·éæ¤ÉµÄº³¢B

secure RPC ðp¢éêÉÍA|[g}bpÍ time T[rXðKvÆµÜ·
B·×ÄÌzXgÌ /etc/inetd.conf ÅAÈºÌæ¤É time T[rXªp
Â\ÉÈÁÄ¢é±ÆðmFµÄº³¢B

#                                                                      
# Time service is used for clock syncronization.                       
#                                                                      
time    stream  tcp     nowait  root    internal                       
time    dgram   udp     wait    root    internal                       

dvFÝèt@CÏXµ½ Æ inetd ðÄN®·éÌðYêÈ¢±Æ!

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

6. NIS ÌÝè 

6.1. }X^[T[oAX[uT[oANCAgðßé 

Ü¸ÈºÌñÂÌêðl¦éKvª èÜ·B

 

 1. Ú±·élbg[NãÉ NIS T[oª éêB
   
 2. Ú±·élbg[NãÉ NIS T[oªÈ¢êB
   
 

ÅÌP[XÅÍ ypbind, ypwhich, ypcat, yppoll, ypmatch Æ¢Á½NC
AgvOðN®·é¾¯Åg¦éæ¤ÉÈèÜ·BêÔdvÈÌÍ 
ypbind ÅA±ÌvOÍíÉÀs³êÄ¢éKvª èÜ· (ÂÜè ps
R}hðÀsµ½Æ«ÉvZXe[uÉ\¦³êÈ¯êÎÈèÜ¹ñ)B
ypbind Í¢íäéf[vZXÅAVXeÌX^[gAbvt@C©
çN®·éKvª èÜ· (ÂÜè /etc/init.d/nis, /sbin/init.d/
ypclient, /etc/rc.d/init.d/ypbind, /etc/rc.local ÈÇ)B ypbind ªN®
³êêÎA»ÌvZ@Í»Ì_©ç NIS NCAgÆÈèÜ·B

ñÔÚÌP[XAÂÜè NIS T[oªÈ¢êÉÍA NIS T[ovO
(ÊíÍ ypserv) àKvÆÈèÜ·B±Ì¶Ì Section 9 ÅÍA±Ì 
ypserv f[ðp¢Ä Linux }Vð NIS T[oÉÝè·éû@ÉÂ¢Ä
à¾µÄ¢Ü·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

6.2. \tgEFA 

o[W 4.4.2 È~ÌVXeCu /usr/lib/libc.a àµÍ¤L
Cu /lib/libc.so.x ÉÍA NIS ÌNCAgET[ovOÌ
RpCÉKvÈVXeR[ª·×ÄÜÜêÄ¢Ü·B GNU C Library
2 (glibc 2.x) ÅÍ /lib/libnsl.so.1 àKvÅ·B

NIS Í /usr/lib/libc.a Ìo[W 4.5.21 ÈãÅµ©®©È¢Æ¢¤ñ
ª èÜ·ÌÅAÀSÌ½ßÉÍÃ¢àÌÍgíÈ¢ûªÇ¢Åµå¤B NIS
ÌNCAgvOÍÈºÅüèÅ«Ü·B

Site and Directory                       Filename                 
ftp.kernel.org:/pub/linux/utils/net/NIS  yp-tools-2.4.tar.gz      
                                         ypbind-mt-1.7.tar.gz     
                                         ypbind-3.3.tar.gz        
                                         ypbind-3.3-glibc5.diff.gz

\tgðèÉüê½çA¯«³êÄ¢éà¾Éµ½ªÁÄº³¢B yp-clients
2.2 Í libc4 Ü½Í 5.4.20 ÜÅÌ libc5 Æ¤Ép¢Äº³¢B libc
5.4.21 È~Æ glibc 2.x ÉÍ yp-tools 1.4.1 È~ªKvÅ·BVµ¢
yp-tools Ìo[W 2.4 ÍA·×ÄÌ Linux libc Å®ìµÜ·B 5.4.21
©ç 5.4.35 ÜÅÌ libc ÍA NIS ÌR[hÉoOª éÌÅgíÈ¢ûªÇ
¢Åµå¤B libc 5.4.36 È~ðgíÈ¢ÆAÙÆñÇÌ YP vOÍ®
ìµÈ¢Åµå¤B ypbind 3.3 à·×ÄÌCuÅ®ìµÜ·B gcc
2.8.x È~© egcsA glibc 2.x ðpµÄ¢éêÍA
ypbind-3.3-glibc5.diff pb`ð ypbind 3.3 ÉÄéKvª èÜ·BZL
eBÉâèª éÌÅAÂ\Èç ypbind 3.3 ÍgíÈ¢Ù¤ªÇ¢Åµ
å¤B ypbind-mt ÍAVµJ³ê½}`XbhÌf[Å·B±ê
ÉÍ Linux 2.2 J[lÆ glibc 2.1 È~ªKvÅ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7. NIS NCAgÌÝè

7.1. ypbind f[  

\tgEFAª¤ÜRpCÅ«½çCXg[µÜµå¤B ypbind
f[Í /usr/sbin fBNgÉüêéÆÇ¢Åµå¤B NYS ÌVXe
ÅÍ ypbind ÍKvÈ¢Æ¾¤lª¢éæ¤Å·ªA±êÍÔáÁÄ¢Ü·
B ypwhich Æ ypcat ÍA©Èç¸ ypbind ðKvÆµÜ·B

ypbind ÌCXg[Íà¿ëñX[p[[UÅs¤Kvª èÜ·B¼Ì
oCi (ypwhich, ypcat, yppoll, ypmatch) Í·×ÄÌ[U[©çANZ
XÂ\ÈfBNgÉu«Üµå¤BÊíÍ /usr/bin ªÇ¢Åµå¤B

ÅßÌ ypbind ÉÍÝèt@C /etc/yp.conf ª èÜ·B±±É NIS T[
oð¼É¢Ä¨±ÆàÅ«Ü·BÚµÍ ypbind(8) Ì}jAðÇñ
Åº³¢B±Ìt@CÍ NYS ÅàKvÅ·BÈºÍáÅ·B

ypserver 10.10.0.1                                                     
ypserver 10.0.100.8                                                    
ypserver 10.3.1.1                                                      

NIS ÈµÅàzXg¼ÌðªÅ«éVXeÅÍA IP AhXÅÈ¼O
ðp¢é±ÆªÅ«Ü·B»¤ÅÈ¯êÎ IP AhXðp¢Ü·B ypbind
3.3 ÉÍoOª èAÅãÌGg (ãLÌáÅÍ ypserver 10.3.1.1) µ
©p¢çê¸A¼ÍSÄ³³êÜ·B ypbind-mt ÅÍ³µµ¤±ÆªÅ«
AÅÉÔµ½T[oªp¢çêÜ·B

ypbind ðX^[gAbvt@CÉüêéOÉeXgµÄ¨±Æð¨©ßµ
Ü·B ypbind ÌeXgÍÈºÌæ¤ÉµÄs¢Ü·B

 

 E YP ÌhCl[ªÝè³êÄ¢é±ÆðmFµÄº³¢BÝè³êÄ
    ¢È¢êÍÈºÌæ¤ÉµÜ·B
    ¡¢
     /bin/domainname nis.domain                               
    ¤£
    nis.domain ÍÊíKÈ¶ñÅA È½Ì}VÌ DNS hCl[
    ÆÍá¤àÌÉ·×«Å·B±¤µÄ¨¯ÎAOÌNbJ[ªT[
    o©ç NIS pX[hf[^x[XðñÅ¢Ìªí¸©Èªç¢ïÉ
    ÈèÜ·B NIS hC¼ðmçÈ¢êÍVXeÇÒ©lbg[
    NÇÒÉqËÄº³¢B 
   
 E /usr/sbin/rpc.portmap ªN®³êÄ¢È¯êÎN®µÜ·B 
   
 E /var/yp Æ¢¤fBNgªÈ¯êÎì¬µÜ·B 
   
 E /usr/sbin/ypbind ðN®µÜ·B 
   
 E ypbind ªT[rXàeð|[g}bpÉo^Å«½©Ç¤©m©ßé½ß
    ÉA rpcinfo -p localhost Æ¢¤R}hðÀsµÄº³¢BÈºÌæ
    ¤ÈoÍª»íêéÍ¸Å·B
    ¡¢
     program vers proto   port                                
      100000    2   tcp    111  portmapper                    
      100000    2   udp    111  portmapper                    
      100007    2   udp    637  ypbind                        
      100007    2   tcp    639  ypbind                        
    ¤£
     é¢ÍgÁÄ¢éo[WÉæÁÄÍ
    ¡¢
     program vers proto   port                                
      100000    2   tcp    111  portmapper                    
      100000    2   udp    111  portmapper                    
      100007    2   udp    758  ypbind                        
      100007    1   udp    758  ypbind                        
      100007    2   tcp    761  ypbind                        
      100007    1   tcp    761  ypbind                        
    ¤£
    Ìæ¤ÉÈé©àµêÜ¹ñB
   
 E rpcinfo -u localhost ypbind àÀsµÄÝÄº³¢BÈºÌæ¤È\¦
    ªoéÍ¸Å·B
    ¡¢
     program 100007 version 2 ready and waiting               
    ¤£
     é¢ÍCXg[µ½ ypbind Ìo[WÉæÁÄÍ
    ¡¢
     program 100007 version 1 ready and waiting               
     program 100007 version 2 ready and waiting               
    ¤£
    Ìæ¤ÈoÍÉÈé©àµêÜ¹ñBdvÈÌÍ "version 2" ÌbZ[
    W¾¯Å·B
   
 

±±ÜÅêÎ ypcat Ìæ¤È NIS NCAgvOðÀsÅ«éÍ
¸Å·Bá¦Î NIS ÌpX[hf[^x[XðQÆµ½¢êÉÍA ypcat
passwd.byname ÆµÜ·B

dv: àµãqÌ ypbind ÌeXgðÈªµ½êAÈÆàhCl[
ªÝèµÄ é±ÆÆ /var/yp Æ¢¤¼OÌfBNgªìÁÄ é±Æ
ðmFµÄº³¢B /var/yp ªÈ¢Æ ypbind Í³íÉN®Å«Ü¹ñB

hCl[ÌÝèª³µ¢©Ç¤©ð`FbN·éÉÍA yp-tools 2.2
Ì /bin/ypdomainname ðgÁÄº³¢B±ÌvOÍ
yp_get_default_domain() Öðg¤ÌÅAæèµµ¢`FbNªÅ«Ü·B
á¦Î Linux ÅftHgÉÈÁÄ¢é (»µÄ½ÌâèÌ´öÉÈÁÄ¢
é) "(none)" Ìæ¤ÈhC¼ÍA±ÌvOÅÍÂ³êÜ¹ñB

eXgª¤Ü¢Á½çX^[gAbvt@CðÏXµÄAu[gÉ 
ypbind ªN®³êéæ¤ÉµÄ¨ÆÇ¢Åµå¤B©®IÉ NIS NCA
gÆµÄÌ®ªJn³êÜ·B ypbind ÌN®OÉAhCl[ªÝ
è³êéæ¤É·éÌàYêÈ¢±ÆB

ÈãÅÝèÍI¹µÜµ½Bu[gµÄAu[gbZ[WÅ ypbind ª³
íÉ®ìµÄ¢é©Ç¤©mFµÄº³¢B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7.2. trad-NIS ðp¢½ NIS NCAgðZbgAbv·é 

zXgÌ¼OðÉ NIS ðp¢éÉÍA /etc/host.conf t@CÅðð
wè·ésÉ "nis" ðwè (Ü½ÍÇÁ) µÄº³¢BÚ×Ét¢ÄÍ
resolv+(8) Ì}jAðÇñÅº³¢B

ÈºÌsð NIS NCAgÌ /etc/passwd ÉÇÁµÄº³¢B

 

+::::::                                                                

 

+ â - Æ¢Á½¶ðg¦ÎA[U[ðÇÁ/íµ½èóÔðÏXµ½è
Å«Ü·Bá¦Î[U guest ðíµ½¢Èç /etc/passwd t@CÉ
-guest ðÇÁ·êÎ OK Å·B[U "linux" ÉáÁ½VF (á¦Î ksh)
ðgí¹½¢Å·ÁÄHåävA"+linux::::::/bin/ksh" ð /etc/passwd É
ÇÁ·é¾¯Å· (øpÍæÁÄº³¢)BÏXµ½È¢tB[hÍóÌ
ÜÜÉµÄ¨Kvª èÜ·B[UÌRg[ÉÍlbgO[vð
p¢é±ÆàÅ«Ü·B

á¦ÎuOCANZXð miquiels, dth, ed ÆlbgO[v sysadmin
Ìo[¾¯ÉÀè½¢ªAAJEgf[^Í¼Ì[USõªªKvv
Æ¢¤æ¤ÈêÍÈºÌæ¤ÉÈèÜ·B

 

+miquels:::::::                                                        
+ed:::::::                                                             
+dth:::::::                                                            
+@sysadmins:::::::                                                     
-ftp                                                                   
+:*::::::/etc/NoShell                                                  

 

Linux ÅÍpX[hÌtB[hàã«Å«é±ÆÉÓµÄº³¢Bâ
èûÍ¡ÌáÆS¯¶Å·B±ÌáÅÍ "ftp" ÌOCàíµÄ¢Ü·
B]ÁÄ±Ì[UÍ¶ÝµÈÈèA anonymous ftp Í@\µÈÈèÜ·
B

/etc/netgroup t@CÍÈºÌæ¤ÉÈÁÄ¢éÆv¢Ü·B

sysadmins (-,software,) (-,kukuk,)                                     

dvFlbgO[vÌ@\Í libc 4.5.26 ©çÀ³êÜµ½B 4.5.26 È
OÌ libc ðgÁÄ¢é Linux }VÅ ypbind ðÀs·éÆA NIS ÌpX
[hf[^x[XÉGgðÂ·×ÄÌ[UÍ»Ì}VÉANZX
Å«ÄµÜ¢Ü·I

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7.3. NYS ðp¢½ NIS NCAgðZbgAbv·é 

KvÈÌÍ NIS ÌÝèt@C (/etc/yp.conf) Å³µ¢T[o(Q)©çîñ
ðàç¦éæ¤ÉµÄ¨±ÆA»µÄl[T[rXXCb`ÌÝèt@C
 (/etc/nsswitch.conf) ð³µÝè·é±ÆÅ·B

ypbind àCXg[µÄ¨«Üµå¤B libc ÉÍKv èÜ¹ñªA NIS
(YP) Ìec[ÉÍ±êªKvÉÈèÜ·B

[UÌÇÁEr@\ (+/-guest/+@admins) ðp¢½¢êÍA "passwd:
compat" Æ "group: compat" ð nsswitch.conf Åwè·éKvª èÜ·B
"shadow: compat" Æ¢¤wèÍ èÜ¹ñB±ÌêÍ "shadow: files nis"
Ìæ¤ÉµÄº³¢B

NYS Ì\[XÍ libc 5 Ì\[XÉ¯«³êÄ¢Ü·B configure ðÀsµA
"Values correct" Ìâ¢ÉÎµÄêxÚÍ "NO" Æ¦Äº³¢B»µÄ
"Build a NYS libc from nys" ÉÎµÄ "YES" Æ¦Äº³¢B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7.4. glibc 2.x ðp¢½ NIS NCAgðZbgAbv·é 

glibc Í trad-NIS ðpµÜ·B]ÁÄ ypbind ðN®·éKvª èÜ·
BÜ½l[T[rXXCb`ÌÝèt@C (/etc/nsswitch.conf) à³µ
Ýè·éKvª èÜ·B passwd/, shadow, group É compat [hðg
¤êÍA±êçÌt@CÌÅãÉ "+" ðÇÁ·éKvª èÜ·B[U
ÌÇÁEí@\ðp¢é±ÆàÅ«Ü·BÝèÍ Solaris 2.x ÌàÌÆÜÁ
½¯¶Å·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7.5. nsswitch.conf t@C  

lbg[NT[rXXCb`Ìt@C /etc/nsswitch.conf ÍAîñÖÌ
ANZXvª½Æ«És¤õÌÔðè·éàÌÅ·BzXg¼Ì
õÅp¢çêé /etc/host.conf t@CÆÄ¢Ü·Bá¦Î±Ìt@C
É¨¢Ä

hosts: files nis dns                                                   

Æwè·êÎAzXg¼Ìõ@\ÍÜ¸[JÌ /etc/hosts t@Cð
TµAÉ NISA»µÄhCl[T[rX (/etc/resolv.conf Æ
named) Æ¢¤ÔÅõðs¢Ü·BÅãÜÅ}b`·éàÌªÈ¯êÎAG
[ªÔ³êé±ÆÉÈèÜ·B±Ìt@CÍSÄÌ[U©çÇÝæèÂ
\ÅÈ¯êÎÈèÜ¹ñIæèÚ×ÈîñÍ nsswitch.5 © nsswitch.conf.5
Ì}jAy[Wð©Ä¾³¢B

NIS pÌ /etc/nsswitch.conf t@CÆµÄÍAÈºÌæ¤ÈàÌªÇ¢Å
µå¤B

#                                                                        
# /etc/nsswitch.conf                                                     
#                                                                        
# An example Name Service Switch config file. This file should be        
# sorted with the most-used services at the beginning.                   
#                                                                        
# The entry '[NOTFOUND=return]' means that the search for an             
# entry should stop if the search in the previous entry turned           
# up nothing. Note that if the search failed due to some other reason    
# (like no NIS server responding) then the search continues with the     
# next entry.                                                            
#                                                                        
# Legal entries are:                                                     
#                                                                        
#       nisplus                 Use NIS+ (NIS version 3)                 
#       nis                     Use NIS (NIS version 2), also called YP  
#       dns                     Use DNS (Domain Name Service)            
#       files                   Use the local files                      
#       db                      Use the /var/db databases                
#       [NOTFOUND=return]       Stop searching if not found so far       
#                                                                        
                                                                         
passwd:     compat                                                       
group:      compat                                                       
# For libc5, you must use shadow: files nis                              
shadow:     compat                                                       
                                                                         
passwd_compat: nis                                                       
group_compat: nis                                                        
shadow_compat: nis                                                       
                                                                         
hosts:      nis files dns                                                
                                                                         
services:   nis [NOTFOUND=return] files                                  
networks:   nis [NOTFOUND=return] files                                  
protocols:  nis [NOTFOUND=return] files                                  
rpc:        nis [NOTFOUND=return] files                                  
ethers:     nis [NOTFOUND=return] files                                  
netmasks:   nis [NOTFOUND=return] files                                  
netgroup:   nis                                                          
bootparams: nis [NOTFOUND=return] files                                  
publickey:  nis [NOTFOUND=return] files                                  
automount:  files                                                        
aliases:    nis [NOTFOUND=return] files                                  

passwd_compat, group_compat, shadow_compat Í glibc 2.x ÅÌÝT|[g
³êÄ¢Ü·B /etc/nsswitch.conf É shadow [ªÈ¯êÎA glibc Í
pX[hÌõÉ passwd [ðp¢Ü·B glibc pÌõW[Æ
µÄA hesoid Ìæ¤ÈàÌà¶ÝµÄ¢Ü·B±êÉÂ¢ÄÍ glibc Ì¶
ðÇñÅ¾³¢B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7.6. Shadow pX[hÆ NIS 

NIS É shadow pX[hð¬Ê³¹éÌÍÇ¢l¦ÅÍ èÜ¹ñB shadow
VXeÌbgÅ éZLeBª¸íêÄµÜ¤©çÅ·B»êÉ±
êªT|[g³êÄ¢é Linux C CuÍÉß¬Ü¹ñB NIS ãÉ
shadow ð¬³È¢æ¤É·éÉÍA[JVXeÌ[U¾¯ð /etc/
shadow Éo^·é±ÆÅ·B NIS É¬·[UGgð shadow f[^x
[X©çíµA»êçÌpX[hÍ passwd É¢Äº³¢B±¤·êÎ
root OCÉÍ shadow ðAêÊÌ NIS [UÉÍ passwd ðp¢é±Æ
ªÅ«éæ¤ÉÈèÜ·B±Ìû@ÈçA·×ÄÌ NIS NCAgÅ¤Ü
®ìµÜ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7.6.1. Linux

NIS Å shadow pX[hðp¢é±ÆªÅ«éBêÌ Linux libc Í GNU C
Library 2.x Å·B Linux libc5 Í±êðT|[gµÄ¢Ü¹ñB Linux
libc5 ð NYS ÆêÉRpCµ½êÍA½ÌR[hªÜÜêé±ÆÉ
ÍÈèÜ·BÅà±ÌR[hÍóµÉæÁÄÍÐÇóêÄµÜ¢A shadow
GgªSÄ³µ¢êÅà®ìµÈ¢±Æª èÜ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7.6.2. Solaris

Solaris Í NIS ãÅÌ shadow pX[hðT|[gµÄ¢Ü¹ñB

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

7.6.3. PAM 

PAM Í NIS ãÅÌ shadow pX[hðT|[gµÜ¹ñBÁÉ pam_pwdb/
libpwdb ª¾ßÈñÅ·B±êÍ RedHat 5.x [UÉÆÁÄå«ÈâèÅ·
B glibc Æ PAM ðgÁÄ¢éêÍA /etc/pam.d/* ÌGgðÏX·é
Kvª èÜ·B pam_unix_* W[É é pam_pwdb Ì[ðu«·
¦Äº³¢Bµ©µ pam_unix_auth.so W[ÉÍoOª éÌÅA±ê
ÍK¸®ì·éÆÍÀèÜ¹ñB

/etc/pam.d/login ÌáðÈºÉ °Ü·B

#%PAM-1.0                                                              
auth       required     /lib/security/pam_securetty.so                 
auth       required     /lib/security/pam_unix.so                      
auth       required     /lib/security/pam_nologin.so                   
account    required     /lib/security/pam_unix.so                      
password   required     /lib/security/pam_unix.so                      
session    required     /lib/security/pam_unix.so                      

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

8. NIS+ ÌÝè

8.1. \tgEFA 

Linux Ì NIS+ NCAgR[hÍ GNU C CuÌo[W 2 pÉ
J³êÄ«Üµ½B±êð libc5 ÖÚAµ½àÌà èÜ·B¤pAvP
[VÌÙÆñÇÍ libc5 ÉN³êÄ¢Ü·µA±êçAvP[V
ð glibc ü¯ÉÄRpC·é±ÆÍÅ«Ü¹ñ©çB½¾µ libc5 Æ
NIS+ ð¯Ég¤ÛÉÍâèª èÜ·BX^eBbNÈvOÍ libc5
ÉN·é±ÆÍÅ«Ü¹ñµA±ÌCuÅRpCµ½vO
Í¼Ìo[WÌ libc5 ÅÍ®ìµÜ¹ñB

GNU C Library 2.1 ðèÉüêARpC·éKvª èÜ·B 64bit v
bgtH[Èç GNU C Library 2.1.1 Å·Bx[XÌVXeÆµÄA
glibc x[XÌzzpbP[WàKvÉÈèÜ·B Debian, RedHat, SuSE
Linux ÈÇÅ·B

ÇÌfBXgr[VÅàA gcc/g++ RpCA libstdc++,
ncurses ðÄRpCµÈ¯êÎÈèÜ¹ñB Redhat ÅÍ PAM ÌÝèðå
ÉÏXµÈ¯êÎÈèÜ¹ñB SuSE Linux 6.0 ÅÍ shadow pbP[Wð
ÄRpCµÈ¯êÎÈèÜ¹ñB

NIS+ NCAgÌ\tgEFAÍÈº©çüèÅ«Ü·B

Site and Directory                        Filename            
ftp.funet.fi:/pub/gnu/funet               libc-*              
                                          glibc-crypt-*       
                                          glibc-linuxthreads-*
ftp.kernel.org:/pub/linux/utils/net/NIS+  nis-utils-1.3.tar.gz

http://www.suse.de/~kukuk/nisplus/ ÉÍAæèÚ×ÈîñÆÅVÌ\[Xª
 èÜ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

8.2. NIS+ NCAgÌZbgAbv 

dvF NIS+ NCAgðZbgAbv·éOÉA Solaris Ì NIS+ hL
gðÇñÅT[o¤ÅKvÈìÆðsÁÄº³¢B±Ì¶ÅÍNCA
g¤ÅÇ¤·êÎæ¢©ÉÂ¢Äµ©q×Ä¢Ü¹ñI

Vµ¢ libc Æ nis-tools ðCXg[µ½çA NIS+ T[oãÅ±ÌV½
ÈNCAgpÌMCØ (credential) ðì¬µÜ·B portmap ª®ìµÄ
¢é±ÆðmF·éæ¤ÉµÄº³¢BÉNCAgÉ·é Linux PC Ì
ª NIS+ T[oÆêvµÄ¢é©`FbNµÄº³¢B secure RPC Ìê
ÍAMCØÌLøúÔÍ 3 ªµ© èÜ¹ñB·×ÄÌzXgÅ xntpd ð
ç¹éÌªÇ¢Åµå¤B±êçªmFÅ«½çÈºðÀsµÜ·B

 
¡¢
 domainname nisplus.domain.                                           
 nisinit -c -H                                                        
¤£
 

±êÉæÁÄ cold X^[gt@Cªú»³êÜ·B¼ÌIvVÉÂ
¢ÄÍ nisinit Ì}jAy[WðÇñÅº³¢BhCl[Íu[
gÌ½ÑÉÝè³êéæ¤ÉµÄ¨¢Äº³¢B È½Ìlbg[NÌ NIS+
hCl[ªí©çÈ¢êÍAVXe©lbg[NÌÇÒÉqË
Äº³¢B

É /etc/nsswitch.conf t@CðÏXµÜ·B publickey É¯éT[r
XÍ nisplus ¾¯ ("publickey: nisplus") ÅA¼ÌàÌÍ¢ÄÍÈçÈ¢
±ÆÉÓµÄº³¢B

É keyserv ðN®µÄº³¢B±êÍu[gÉAK¸ portmap Ì¼ãÉ
N®³êéæ¤ÉµÄ¨¢Äº³¢B±¤µÄ
¡¢
 keylogin -r                                                          
¤£
Æ·êÎVXeÌ root Ìé§®ªÛÇ³êÜ· (à¤±ÌVµ¢zXgÌ
öJ®Í NIS+ ÌT[oÉÇÁµÜµ½æËH)B

niscat passwd.org_dir Æ·êÎA passwd f[^x[XÌ·×ÄÌGg
ð©é±ÆªÅ«éÍ¸Å·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

8.3. NIS+, keylogin, login ¨æÑ PAM 

OCµ½Æ«ÉA[UÍ©ªÌé§®ð keyserv ÉZbg·éKvª 
èÜ·B±êÉÍ keylogin ðp¢Ü·B glibc 2.1 ÆRpC³ê½ê
ÉÍA shadow pbP[WÌ login Í±êð[UÌãíèÉÀsµÄêÜ
·B PAM ðF¯·é login ðpÓ·éÉÍA pam_keylogin-1.2.tar.gz ðC
Xg[µA /etc/pam.d/login t@CðÏXµÄ pwdb ÌãíèÉ pam&
_unix_auth ðg¤æ¤É·éKvª èÜ· (pwdb Í NIS+ ðT|[gµÜ
¹ñ)Báð¦µÜ·B

 

#%PAM-1.0                                                              
auth       required     /lib/security/pam_securetty.so                 
auth       required     /lib/security/pam_unix2.so       set_secrpc    
auth       required     /lib/security/pam_nologin.so                   
account    required     /lib/security/pam_unix2.so                     
password   required     /lib/security/pam_unix2.so                     
session    required     /lib/security/pam_unix2.so                     

 

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

8.4. nsswitch.conf t@C  

lbg[NT[rXXCb`Ìt@C /etc/nsswitch.conf ÍAîñÖÌ
ANZXvª½Æ«És¤õÌÔðè·éàÌÅ·BzXg¼Ì
õÅp¢çêé /etc/host.conf t@CÆÄ¢Ü·Bá¦Î±Ìt@C
É¨¢Ä

 

hosts: files nisplus dns                                               

 

Æwè·êÎAzXg¼Ìõ@\ÍÜ¸[JÌ /etc/hosts t@Cð
TµAÉ NIS+A»µÄhCl[T[rX (/etc/resolv.conf Æ
named) Æ¾¤ÔÅõðs¢Ü·BÅãÜÅ}b`·éàÌªÈ¯êÎG
[ªÔ³êé±ÆÉÈèÜ·B

NIS+ pÌ /etc/nsswitch.conf t@CÍAÈºÌæ¤ÈàÌÉµÄ¨¯ÎÇ
¢Åµå¤B

#                                                                        
# /etc/nsswitch.conf                                                     
#                                                                        
# An example Name Service Switch config file. This file should be        
# sorted with the most-used services at the beginning.                   
#                                                                        
# The entry '[NOTFOUND=return]' means that the search for an             
# entry should stop if the search in the previous entry turned           
# up nothing. Note that if the search failed due to some other reason    
# (like no NIS server responding) then the search continues with the     
# next entry.                                                            
#                                                                        
# Legal entries are:                                                     
#                                                                        
#       nisplus                 Use NIS+ (NIS version 3)                 
#       nis                     Use NIS (NIS version 2), also called YP  
#       dns                     Use DNS (Domain Name Service)            
#       files                   Use the local files                      
#       db                      Use the /var/db databases                
#       [NOTFOUND=return]       Stop searching if not found so far       
#                                                                        
                                                                         
passwd:     compat                                                       
group:      compat                                                       
shadow:     compat                                                       
                                                                         
passwd_compat: nisplus                                                   
group_compat:  nisplus                                                   
shadow_compat: nisplus                                                   
                                                                         
hosts:      nisplus files dns                                            
                                                                         
services:   nisplus [NOTFOUND=return] files                              
networks:   nisplus [NOTFOUND=return] files                              
protocols:  nisplus [NOTFOUND=return] files                              
rpc:        nisplus [NOTFOUND=return] files                              
ethers:     nisplus [NOTFOUND=return] files                              
netmasks:   nisplus [NOTFOUND=return] files                              
netgroup:   nisplus                                                      
bootparams: nisplus [NOTFOUND=return] files                              
publickey:  nisplus                                                      
automount:  files                                                        
aliases:    nisplus [NOTFOUND=return] files                              

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

9. NIS T[oÌÝè 

9.1. T[ovO ypserv  

±Ì¶ÅÍA NIS T[oÆµÄÍ "ypserv" ÌÝèû@ÌÝðLµÜ·B

NIS T[oÌ\tgÍÈºÉ èÜ·B

Site and Directory                       Filename            
ftp.kernel.org:/pub/linux/utils/net/NIS  ypserv-1.3.11.tar.gz

http://www.suse.de/~kukuk/nis/ ÉAæèÚµ¢îñª èÜ·B

T[oÌZbgAbvû@Í trad-NIS / NYS Ç¿çÌêÅà¯¶Å·B

RpCµÄ ypserv Æ makedbm ðìèÜ·B securenets t@Cðg¤
© tcp_wrapper ðg¤©ðÝèÅ«Ü·B tcp_wrapper Ìûª¸ÁÆ_îÅ
·ªA±êªâèÌ´öÆÈéêà½mçêÄ¢Ü·B tcp_wrapper ÍÝ
èt@CÌ«ûÉæÁÄÍ[[NðN±·±Æà èÜ·Bàµ
tcp_wrapper ðg¤æ¤É ypserv ðRpCµÄâèªN±Á½êÉÍ
A securenets t@Cðp¢éæ¤ÉRpCµÈ¨µÄ¾³¢B 
ypserv --version Æ·êÎÇ¿çÌo[WðgÁÄ¢é©ª©èÜ·B

T[oð}X^[ÆµÄN®·éêÍA NIS ðp¢Ä¤L³¹ét@Cð
ßÄ¾³¢B»µÄ /var/yp/Makefile Ì "all" [ÉKvÈàÌðÁ
¦½èAsvÈàÌðíµ½èµÄ¾³¢BÜ½ Makefile ÌæªÌûà
K¸©ÄAIvVð©ªÌÂ«É í¹ÄÒWµÄ¨×«Å·B

ypserv 1.1 Æ ypserv 1.2 ÆÌÔÅÍAå«ÈÏXªsíêÜµ½B 1.2 È
~ÅÍAt@CnhªLbV³êéæ¤ÉÈÁ½ÌÅ·B±êÉæ
èAVµ¢}bvð¶¬·éÆ«ÉÍK¸ makedbm É -c IvVðÂ¯È
¯êÎÈçÈÈèÜµ½B /var/yp/Makefile ª ypserv 1.2 È~Ét®Ì
àÌÅ é±ÆðmFµÄº³¢B é¢Í Makefile Ì makedbm ÉAèÅ
-c tOðÁ¦Äº³¢B±êðYêéÆAypserv ÍXV³ê½}bvÅÍ
ÈAÃ¢}bvðg¢±¯ÄµÜ¢Ü·B

É /var/yp/securenets Æ /etc/ypserv.conf ðÒWµÜ·BÚ×Í ypserv
(8) Æ ypserv.conf(5) Ì}jAy[WðÇñÅº³¢B

|[g}bp (rpc.portmap) ª®¢Ä¢é©mFµÄº³¢BmFÅ«½ç 
ypserv ð®©µÜ·B

 
¡¢
 % rpcinfo -u localhost ypserv                                        
¤£
 

Æ¢¤R}hðÀsµÄÝÄA
¡¢
 program 100004 version 1 ready and waiting                           
 program 100004 version 2 ready and waiting                           
¤£
ÆoÍ³êé±ÆðmFµÄº³¢B

"version 1" ÌsÍA ypserv Ìo[Wâp¢½ÝèÉæÁÄÍoÈ¢©
àµêÜ¹ñB±êªKvÉÈéÌÍÌÌ SunOS 4.x ðNCAgÆµÄg
¤ê¾¯Å·B

±±Å NIS (YP) f[^ðì¬µÜ·B}X^[T[oÅÈºðÀsµÄº³
¢B

 
¡¢
 % /usr/lib/yp/ypinit -m                                              
¤£
 

X[uT[oÅÍA ypwhich -m ª@\·é±ÆðmFµÄº³¢BÂÜè
X[uÉ·ézXgÍAÜ¸ NIS NCAgÆµÄ®ìÅ«È¯êÎÈç
È¢ÌÅ·BmFÅ«½çÈºðÀsµÄA±ÌzXgð NIS X[uÉµÜ
·B

¡¢
 % /usr/lib/yp/ypinit -s masterhost                                   
¤£

±êÅ¨µÜ¢AT[oÍ®ìµÄ¢éÍ¸Å·B

½©å«Èâèª¶¶½çA ypserv â ypbind ðÊÌ xterm ©çfobO
[hÅN®µÄÝÜµå¤BfobOoÍ©ç½ªâèÈÌ©ª»fÅ«éÍ
¸Å·B

}bvðXV·éKvª¶¶½êÍA NIS }X^[Ì /var/yp fBNg
Å make ðÀsµÄ¾³¢B\[Xt@CªVµ¢êÉÍ}bvªX
V³êAX[uT[oÉ push ³êÜ·B}bvÌXVÉÍ ypinit Íp¢
È¢æ¤ÉµÄ¾³¢B

uX[uvT[oãÅÍ root Ì crontab ðÒWµAÈºÌæ¤ÈsðÇÁ
µÄ¨ÆÇ¢©àµêÜ¹ñB

20 *    * * *    /usr/lib/yp/ypxfr_1perhour                            
40 6    * * *    /usr/lib/yp/ypxfr_1perday                             
55 6,18 * * *    /usr/lib/yp/ypxfr_2perday                             

ªê}X^T[oÅÌXVÌÛÉX[uª_EµÄ¢Äf[^ðó¯¹
ÈÁÄàC±êÉæÁÄ NIS }bvðÅVÉÛÂ±ÆªÅ«Ü·B

X[uÍ¢ÂÅàÇÁ·é±ÆªÅ«Ü·BÜ¸VµCXg[µ½X
[uT[oª NIS }X^[ÉÚ±·éÂðÁÄ¢é©ðmFµÜµå¤
BÉ
¡¢
 % /usr/lib/yp/ypinit -s masterhost                                   
¤£
ðVµ¢X[uÅÀsµÜ·B}X^[T[oÅÍA±ÌVµ¢X[uT
[oÌ¼Oð /var/yp/ypservers ÉÇÁµA /var/yp Å make ðÀsµÄ}
bvðXVµÜ·B

NIS T[oÖÌ[UANZXð§Àµ½¢êÍA NIS T[oÌzXgðN
CAgÆµÄàÀs·éKvª èÜ·BÂÜè ypbind ðÀsµÄ "+"
Ìt¢½GgðpX[ht@C /etc/passwd Ì¼ÎÉÇÁµÜ·B
CuÖÍ NIS GgÈ~Éu©ê½ÊíÌGgðSÄ³µAc
èð NIS ðÊµÄæ¾µÜ·B±Ìæ¤É·éÆ NIS ÌANZX[ðÇ
·é±ÆªÅ«Ü·Báð¦µÜ·B

 

root:x:0:0:root:/root:/bin/bash                                           
daemon:*:1:1:daemon:/usr/sbin:                                            
bin:*:2:2:bin:/bin:                                                       
sys:*:3:3:sys:/dev:                                                       
sync:*:4:100:sync:/bin:/bin/sync                                          
games:*:5:100:games:/usr/games:                                           
man:*:6:100:man:/var/catman:                                              
lp:*:7:7:lp:/var/spool/lpd:                                               
mail:*:8:8:mail:/var/spool/mail:                                          
news:*:9:9:news:/var/spool/news:                                          
uucp:*:10:50:uucp:/var/spool/uucp:                                        
nobody:*:65534:65534:noone at all,,,,:/dev/null:                          
+miquels::::::                                                            
+:*:::::/etc/NoShell                                                      
[ All normal users AFTER this line! ]                                     
tester:*:299:10:Just a test account:/tmp:                                 
miquels:1234567890123:101:10:Miquel van Smoorenburg:/home/miquels:/bin/zsh

 

±Ìæ¤É[U "tester" Í¶ÝµÜ·ªAVFª /etc/NoShell ÉÈè
Ü·B miquels ÍÊíÌANZX ðÂ±ÆÉÈèÜ·B

 é¢Í /var/yp/Makefile t@CðÒWµA NIS ªg¤pX[ht@C
ðÊÉwè·é±ÆªÅ«Ü·Bå«ÈVXeÅÍANIS ÌpX[ht
@CÆO[vt@CÍÊí /var/yp/ypfiles Éu±Æª½¢æ¤Å·
B±Ìæ¤É·éÆpX[ht@CÖAÌÇc[Íg¦ÈÈèÜ·
BÂÜè passwd, chfn, adduser ÈÇÉÎµAÁÊÈc[ªKvÉÈèÜ·
B

µ©µ yppasswd, ypchsh, ypchfn ÍR®ìµÜ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

9.2. T[ovO yps  

NIS T[o yps ÌÝèÍOÌZNVðQlÉµÄº³¢BåÌÄ¢Ü·
ª®SÉ¯¶ÅÍÈ¢ÌÅA ypserv Ìà¾ðKp·éÛÉÍÓµÄº³¢
B yps ÍàÍâNàT|[gµÄ¢Ü¹ñµA¢Â©ZLeBz[à
¶ÝµÄ¢Ü·Bg¤×«ÅÍ èÜ¹ñI

yps Ì\tgÍÈºÌTCgÉ èÜ·B

Site and Directory         Filename                                    
ftp.lysator.liu.se:/pub/   yps-0.21.tar.gz                             
NYS/servers                ftp.kernel.org:/pub/linux/   yps-0.21.tar.gz
                           utils/net/NIS                               
                                                                       
                                                                       

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

9.3. rpc.ypxfrd vO  

rpc.ypxfrd ÍñíÉå«È NIS }bvð NIS }X^[©ç NIS X[uT
[o[É]·éÛÉA]ð¬»·é½ßÉp¢çêÜ·B NIS X[u
T[o[ÍAVµ¢}bvª éÆ¢¤bZ[Wðó¯æéÆA»Ì}bv
ðæ¾·é½ßÉ ypxfr ðN®µÜ·B ypxfr Í yp_all() Öðp¢Ä}
bvÌàeð}X^[T[o[©çÇÝà¤ÆµÜ·B±ÌîñÍf[^[
x[XCuðÊµÄÛ¶³êé½ßA}bvÌTCYªñíÉå«È
éÆA±ÌvZXÍªà©©ÁÄµÜ¤±Æª èÜ·B

rpc.ypxfrd T[o[ÍA NIS X[uT[o[É}X^[Ì}bvt@C
ðPÉRs[³¹A]vZXð¬»µÜ·BX[uT[o[ª[
©ç©OÌ}bvð¶¬·éÌÉä×A±êÍ¸ÁÆZÔÅ·ÝÜ·B
rpc.ypxfrd Í RPC x[XÌ]vgRðp¢éÌÅAVµ¢}bvð¶
¬·éKvÍ èÜ¹ñB

rpc.ypxfrd Í inetd ©çN®·é±ÆàÅ«Ü·ªAN®ÉÍÔª©©é
ÌÅA ypserv ÆêÉf[ÆµÄN®µÄ¨Ù¤ª¢¢Åµå¤B
rpc.ypxfrd Í NIS }X^[T[oÅ¾¯N®µÄ¨¯Î OK Å·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

9.4. rpc.yppasswdd vO  

[UªpX[hðÏXµ½Æ«ÉÍA NIS ÌpX[hf[^x[XâA
»êÉË¶µ½¼Ì NIS f[^x[XàÏX³êÈ¯êÎÈêÜ¹ñB±êð
sÈ¤Ìª rpc.yppasswdd Å·B±ÌvOÍpX[hÏXðæèµ¢
A NIS Ìîñª³µXV³êéæ¤ÉµÜ·B»Ý rpc.yppasswdd Í
ypserv ÌêÆÈÁÄ¢Ü·BÊpbP[WÉÈÁÄ¢é
yppasswd-0.9.tar.gz â yppasswd-0.10.tar.gz ÈÇÍÃ¢ÌÅg¤KvÍ 
èÜ¹ñµAÜ½¡ãg¤×«ÅÍ èÜ¹ñB ypserv 1.3.2 Ì 
rpc.yppasswdd Í shadow ð®SÉT|[gµÄ¢Ü·B yppasswd Í
yp-tools-2.2.tar.gz ÉüÁÄ¢Ü·B

rpc.yppasswdd ðÀs·éÌÍ NIS }X^[T[oÌÝÅ·BftHgÅÍ
A[U[Ítl[âOCVFðÏX·é±ÆªÅ«È¢æ¤ÉÈ
ÁÄ¢Ü·B±êðÂ·éÉÍA»ê¼ê -e chfn ¨æÑ -e chsh IvV
ðwèµÜ·B

passwd Æ shadow t@Cª /etc ÈOÉ éêÍA -D IvVðwè
·éKvª èÜ·Bá¦ÎSÄÌ\[Xt@Cð /etc/yp Éu¢ÄA[
UÉVFÌÏXðÂ\Éµ½¢êÍA rpc.yppasswdd ðÈºÌp[^
ÅÀsµÈ¯êÎÈèÜ¹ñ:
¡¢
 # rpc.yppasswdd -D /etc/yp -e chsh                                   
¤£
Ü½Í
¡¢
 # rpc.yppasswdd -s /etc/yp/shadow -p /etc/yp/passwd -e chsh          
¤£
Åà OK Å·B

¼ÉÍÁÉ·é±ÆÍ èÜ¹ñB½¾A rpc.yppasswdd ª /var/yp/
Makefile Æ¯¶t@CðgÁÄ¢é©Ç¤©ÍCðÂ¯Ä¨¢Ä¾³¢B
G[Í syslog ðÊµÄL^³êÜ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

10. NIS/NYS CXg[Ì`FbN  

·×Äª¤ÜsÁ½çAÈPÈR}hðgÁÄCXg[Ì`FbNð
sÁÄº³¢Bá¦ÎpX[ht@Cª NIS/NYS Å¤L³êÄ¢éêÍ
A

 
¡¢
 % ypcat passwd                                                       
¤£
 

Æ¢¤R}hÅ NIS ÌpX[ht@CÌàeª©çêéÍ¸Å·BÜ½

 
¡¢
 % ypmatch userid passwd                                              
¤£
 

Æ·êÎAwèµ½[UÌGgªpX[ht@C©çæèo³êÄ
\¦³êÜ· (userid ÉÍKÈ[UÌOC¼ðüêÜ·)BÈ¨ 
ypcat â ypmatch ÍA trad-NIS â NYS ÌzzpbP[WÉüÁÄ¢Ü·B

[U[ÉæéOCªÅ«È¢êÉÍAÈºÌvOðNCA
gÅÀsµÄÝÄº³¢B

#include                                                               
#include                                                               
#include                                                               
                                                                       
int                                                                    
main(int argc, char *argv[])                                           
{                                                                      
  struct passwd *pwd;                                                  
                                                                       
  if(argc != 2)                                                        
    {                                                                  
      fprintf(stderr,"Usage: getwpnam username\n");                    
      exit(1);                                                         
    }                                                                  
                                                                       
  pwd=getpwnam(argv[1]);                                               
                                                                       
  if(pwd != NULL)                                                      
    {                                                                  
      printf("name.....: [%s]\n",pwd->pw_name);                        
      printf("password.: [%s]\n",pwd->pw_passwd);                      
      printf("user id..: [%d]\n", pwd->pw_uid);                        
      printf("group id.: [%d]\n",pwd->pw_gid);                         
      printf("gecos....: [%s]\n",pwd->pw_gecos);                       
      printf("directory: [%s]\n",pwd->pw_dir);                         
      printf("shell....: [%s]\n",pwd->pw_shell);                       
    }                                                                  
  else                                                                 
    fprintf(stderr,"User \"%s\" not found!\n",argv[1]);                
                                                                       
  exit(0);                                                             
}                                                                      

±ÌvOð[U¼ðp[^ÆµÄÀsµÜ·ÆA»Ì[UÉÎ
µÄ getpwnam ÖªÔ·îñªSÄ\¦³êÜ·B±êÉæÁÄAÇÌG
gªÔáÁÄ¢é©ªí©éÅµå¤Bæ éÔá¢ÆµÄÍApX[
hÌtB[hª "*" ÉæÁÄã«³êÄ¢éAÈÇª èÜ·B

GNU C Library 2.1 (glibc 2.1) ÉÍ getent Æ¢¤c[ªÂ¢Ä«Ü·B
»Ìæ¤ÈVXeÅÍAãLÌãíèÉ±¿çðg¢Üµå¤B
¡¢
 % getent passwd                                                      
¤£
â
¡¢
 % getent passwd login                                                
¤£
Ìæ¤ÉµÄÝÜµå¤B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

11. ÄN®Ì©®Às

NIS ªT[oâNCAgÅ³µÝèÅ«½çA±ÌÝèªN®Éà³
µ½f³êé©ðmFµÈ¯êÎÈèÜ¹ñB

`FbN·é_Í 2 Â èÜ·BN®XNvgª é©Ç¤©ÆA NIS h
C¼ª³µ¢êÉÛ¶³êÄ¢é©Ç¤©AÅ·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

11.1. NIS pÌN®XNvg

 È½ÌgÁÄ¢é Linux ÅÌN®XNvgÌuêÉÈÁÄ¢éfBN
gð²×Üµå¤B /etc/init.d, /etc/rc.d/init.d, /sbin/init.d ÈÇÉ
ÈÁÄ¢éÆv¢Ü·B NIS ÌN®XNvgª é©Ç¤©mFµÜµå¤
Bt@CÌ¼OÍÓÂ¤ ypbind Æ© ypclient ÆÈÁÄ¢éæ¤Å·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

11.2. NIS hC¼

¨»ç éíÌlXÉÆÁÄA NIS ðg¤ãÅÌÅåÌïÖÍA NIS h
C¼ðÄN®ãÉàæ¾Å«éæ¤É·é±ÆÅµå¤B Solaris 2.x ÅÍ
ANIS hC¼Í
¡¢
 /etc/defaultdomain                                                   
¤£
É 1 sÅ©êÄ¢Üµ½Bµ©µAÙÆñÇÌ Linux fBXgr[V
ÅÍ±Ìt@CÍgÁÄ¢È¢æ¤Å·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

11.3. fBXgr[VÅLÌbè

»ÝÌÆ±ëA¢ë¢ëÈ Linux fBXgr[VÉ¨¯é NIS h
C¼ÌÛÇêÍAÈºÌæ¤ÉÈÁÄ¢éæ¤Å·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

11.3.1. Caldera 2.x

Caldera Í /etc/nis.conf t@Cðp¢Ä¢éæ¤Å·B®ÍÊíÌ /
etc/yp.conf Æ¯¶Å·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

11.3.2. Debian

Debian Í Sun Æ¯¶ /etc/defaultdomain ðgÁÄ¢éæ¤Å·B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

11.3.3. Red Hat 6.x, 7.x

/etc/sysconfig/network t@CÌ NISDOMAIN Ïð (È¯êÎì¬µÄ)
C³µÄ¾³¢B

ªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªªª

11.3.4. SuSE Linux

/etc/rc.config t@CÌ YP_DOMAINNAME ÏðC³µÄA SuSEconfig R
}hðÀsµÄ¾³¢B

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12. NIS Åæ¨±éâèÆ»Ìðû@  

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 1. o[W 4.5.19 ÌCuÍóêÄ¨è NIS Í®ìµÜ¹ñB 
   
 2. Cuð 4.5.19 ©ç 4.5.24 ÉAbvO[h·éÆ su R}h
    ªg¦ÈÈèÜ·B±ÌêÍ su R}hð Slackware 1.2.0 ©çü
    èµÜ·BÂ¢ÅÉÅVÌCuà±üµÄµÜ¤ÆÇ¢Åµå¤B 
   
 3. NIS T[oðÄN®³¹½ÛAypbind ª
    ¡¢
         yp_match: clnt_call:                                 
         RPC: Unable to receive; errno = Connection refused   
    ¤£
    Ìæ¤ÈbZ[Wð\¦µA NIS Ìf[^x[XÉo^³êÄ¢élª
    OCÅ«ÈÈé±Æª èÜ·B root ÅOCµÄ ypbind ð
    kill µAypbind ðN®µÈ¨µÄÝÄº³¢B ypbind 3.3 È~ÉAb
    vf[gµÄàðÅ«éÆv¢Ü·B 
   
 4. libc ð 5.4.20 ÈãÌÅÉAbvO[h·éÆA YP tools ª®ìµÈ
    ÈèÜ·B libc >= 5.4.21 ¨æÑ glibc 2.x ÉÍ yp-tools 1.2 ªK
    vÅ·B»êÈOÌÅÌ libc ÉÍ yp-clients 2.2 ªKvÅ·B
    yp-tools 2.x Èç·×ÄÌCuÅ®ìµÜ·B 
   
 5. libc 5.4.21-5.4.35 Ì yp_maplist ÍóêÄ¢Ü·B yp-tools 1.x ðp
    ¢éÉÍ 5.4.36 È~ªKvÅ·B³àÈ¢Æ ypwhich ÈÇÌ YP vO
    Í segfault µÄµÜ¤Í¸Å·B 
   
 6. libc5 Æ trad-NIS Í shadow pX[hÌ NIS ÅÌzzðT|[gµÄ
    ¢Ü¹ñB libc5 + NYS Ü½Í glibc 2.x ðp¢éKvª èÜ·B
   
 7. ypcat shadow doesn't show the shadow map. This is correct, the name
    of the shadow map is shadow.byname, not shadow.
   
 8. Solaris ÍK¸µàÁ |[gðp¢Ü¹ñB]ÁÄ Solaris ÌNCA
    gª éêÍpX[h mangling ðp¢ÄÍ¢¯Ü¹ñB
   
 

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13. æ é¿â (FAQ) 

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comp.os.linux.networking

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fj.os.linux     
japan.comp.linux

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óÒÌy[W (http://surf.ap.seikei.ac.jp/~nakano/linux/NIS-j.html) É
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é\tgEFAüèæÌ~[Ì¤¿AàÌàÌðÐîµÄ¢Ü·B