  NFS-Root Mini-Howto
  Andreas Kostyrka, andreas@medman.ag.or.at
  V5, 14 March 1996
   , pessi@kmc.kyoto-u.ac.jp
   , cas@kaba.or.jp, cas@kuis.kyoto-u.ac.jp
  ŏIXV 1996N86

   Mini-HOWTO ł́AufBXNXv Linux }VZbgAbv
  ܂BufBXNXv Linux ͎̃[gt@CVX
  e NFS Ń}Eg܂B Mini-HOWTO ̍ŐṼo[W
  ftp://ftp.ag.or.at/people/andreas/ɂłuĂ܂B
  ______________________________________________________________________

  Table of Contents

  1. 쌠
     1.1 ̕ɋ͂ĂꂽX
     1.2 ̖󕶂ɋ͂ĂꂽX

  2. T
  3. T[õZbgAbv
     3.1 T[opƃNCAgp̃J[lRpC
     3.2 [gt@CVXe̍쐬
        3.2.1 t@CVXeRs[
        3.2.2 [gt@CVXeɑ΂ύX
        3.2.3 t@CVXeGNX|[g
        3.2.4 RARP ̃ZbgAbv
        3.2.5 n[hEFAAhX݂ɂ

  4. fBXNX}Vu[g
     4.1 ̃J[lfBXNgɂ
     4.2 u[g[_ RARP gɂ
     4.3 RARP ȂɃu[g[_gɂ

  5. ̘̑b

  ______________________________________________________________________

  1.  쌠

  (c) 1996 Andreas Kostyrka (andreas@medman.ag.or.at or
  andreas@ag.or.at)

  ɒfȂALinux HOWTO ́̕Aꂼ̒҂ɂāA
  ŕی삳Ă܂B Linux HOWTO ́̕ASẴRs[ɂĂ
  쌠̒ʒmێĂAǂ̂悤ȕIȂ邢͓dqIȃ
  fBAɂĂAS邢͂̈ꕔ𕡐Azz邱Ƃł
  BړI̔zz͋Ă邵コĂ܂GȂ
  Â悤ȂȂzzɊւĂA҂ɒʒm邱Ƃ]ł
  B

  SĂ̖|AhIȒ앨邢͂ꂩ Linux HOWTO ̕g
  ꂽWIȒ앨͂̒쌠ʒm̉ŕی삳Ȃ΂Ȃ܂B
  [Ғ:A̖|󂳂ꂽ{ꕶł] ܂Aꂩ
   HOWOTO ɂ앨Ă̔zzɒǉIȐۂƂ͂
  ܂B̉ł̋Kɑ΂OF߂ꍇ
  ܂GɌfAhX Linux HOWTO ̂܂Ƃߖ̐lƘAƂĂ
  B

  vɁA͉\Ȍ葽̌oHʂĂ̏̕y𑣐i
  Ƃ]ł܂BA HOWTO ̒̕쌠ێ邱
  Ƃ]ł܂A܂ HOWTO ̕ĔzzǂȌv
  ɒm点Ă΍KrɎv܂B
  ₪΁A mini-HOWTO ̒҂ł Andreas Kostyrka
  <mailto:andreas@ag.or.at>A邢 Linux HOWTO ̒ Greg
  Hankins (dq[Ȃ<mailto:gregh@sunsite.unc.edu>AdbȂ +1
  404853 9989 ł)܂łǂB [Ғ:󓙂̖󕶂ɂĂ͖̂
  ҂ł  <mailto:pessi@kmc.kyoto-u.ac.jp>A 
  <mailto:cas@kaba.or.jp> ܂<mailto:cas@kuis.kyoto-u.ac.jp>܂ł
  ܂B]

  [Ғ: {쌠ʒm̓eKvƂꍇ͕KQƂĂ
  B҂͖󕶂ɂ萶Ȃ鑹Qɑ΂ĂӔC𕉂܂B
  A Mini-HOWTO ɑ Mini-HOWTO gݍޓ̏ꍇ́A̒
  ʒmKvƂꍇ܂B]

  1.1.  ̕ɋ͂ĂꂽX

  o  Avery Pennarun <apenwarr@foxnet.net> (LILOȂŋN@ɂ
     )

  1.2.  ̖󕶂ɋ͂ĂꂽX

  o  ܂݂Ђ <isle@st.rim.or.jp>, <kojima@criepi.denken.or.jp>

  o  { i <shom@i.h.kyoto-u.ac.jp>

  2.  T

  ʂɃfBXNX}Vɂ͈ȉ̂悤Ȗ肪܂B

  o  g IP AhX݂Ȃ΂܂񂵁AKvȂ炻ȊO
     C[Tlbg̃RtBM[V(ݒ)݂Ȃ΂܂
     B

  o  NFS T[oƁÃ[gt@CVXeƂă}EgׂpX
     m˂΂Ȃ܂B

  ݂ Linux J[l(1.3.7x)ł́ANFSROOT ̂悤Ɏ邱Ƃ
  ̖Ă܂B

  o  gIPAhX RARP 瓾邱Ƃł邵A LILOLOADLINg
     ΁AC[Tlbg֌W̐ݒ͑SāAÑJ[lp[^Ƃ
     ė^邱Ƃł܂B

  o  }EgNFS ̃pX́AJ[lp[^ƂēnƂł
     BnȂ΁AJ[l RARP ̃T[oNFS ̃T[oł
     Ƃ݂ȂApX̕ɂ́ARpCɑg܂ꂽlg
     ܂B (݁AJ[l̊ĺA/tftpboot/<̃}VIPAh
     X>ƂȂĂ܂B)

  fBXNX̐ݒn߂OɁAu[g邽߂ LILO  LOADLIN
  gǂ߂Ă܂傤B LILOLOADLINgΗZʂƂ
  _܂BłAxIɂ͕słB LILOقALinux
  J[l̃u[g葬Ȃ܂B̓_͍l悢
  B

  3.  T[õZbgAbv

  3.1.  T[opƃNCAgp̃J[lRpC

  ԂAT[õJ[l RARP ̃T|[gꂽق悢
  傤BJ[lp[^g킸Ƀu[gȂ΁ARARP ̃T|[g
  KvłBANCAgT[oƓTulbgɂȂ
  RARP ͖ɗ܂B

  fBXNX}Vp̃J[lɂ́AŒ̋@\RpCɑg
  łKv܂B

  o  RpCɃJ[lɑgݍ܂ꂽNFS t@CVXeB
     (ext2t@CVXe̓RpCɑgݍޕKv͂܂B
     W[ŏ\łB)

  o   KuRoot on NFSvXCb`Lɂ邱ƁB

  o  fBXNX}VŎgplbg[NJ[hp̃C[Tlbgh
     Cogݍ܂ĂȂ΂Ȃ܂B

  fBXNX}VJ[lp[^ȂɃu[g悤ƂꍇA
  [gfoCX 0:255 ɃZbgKv܂B mknod /dev/nfsroot b
  0 255 ɂă_~[̃foCXt@C쐬āAZbg܂B
  ̂悤ȃfoCXt@C쐬ƁA
   rdev <J[lC[Wt@C> /dev/nfsroot ɂăJ[lC[
  W̃[gfoCXZbgł܂B

  3.2.  [gt@CVXe̍쐬

  3.2.1.  t@CVXeRs[

  NCAĝ߂̃[gc[T[ôǂɒu߂ŁA
  ΁A
   mkdir -p <fBNg>  tar cClf / - . | tar xpCf <fBNg
  > - Ń[gc[𐶐ĂB

  LILO g킸ɃJ[lu[gꍇA[gfBNg
  /tftpboot/<IPAhX> łȂ΂Ȃ܂BꂪȂAJ[
  l̃\[Ẍԏɂ Makefile ŕύXł܂B NFS_ROOT =
  -DNFS_ROOT="\"/tftpboot/%s\"" ݂ȍsTĂBύX
  ꍇAJ[lăRpCȂ΂܂B

  3.2.2.  [gt@CVXeɑ΂ύX

  āAsKvȃt@C菜āAfBXNX}V /etc/rc.d X
  Nvg`FbN܂傤Bdvȓ_܂B

  o  ł厖ȂƂ eth0 ̐ݒłBfBXNX}V eth0 A
     ȂƂIɂ͐ݒ肵ċN܂BfBXNX}VIPAh
     XƂăT[oIPAhXݒ肷̂́AȍsׂƂ͂܂
     ˁB (M҂ŏ̂ɂĂ܂Ƃ̈łB)

  o  ̃|Cg̓fBXNX}V /etc/fstab łB NFSt@
     CVXê߂̐ݒłȂ΂܂B

  o  x: T[õ[gt@CVXeƃfBXNX}Ṽt@C
     VXeƂȂ悤ɁB (̓T[o rc.inet1CĂ
     AǂăfBXNX}VȂ̂Aƍlł܂
     B)

  3.2.3.  t@CVXeGNX|[g

  T[õfBXNX}Vp[gfBNgGNX|[g܂B
  exports(5)̃}jAQƂĂBĂ̏ꍇÃt@C
  ύXA nfsd/mountd ăX^[gȂ΂Ȃ܂B

  3.2.4.  RARP ̃ZbgAbv

  lbĝǂ RARP Nグ܂B nfsroot p[^Ȃ
  u[gȂARARP T[o NFS T[ołȂ΂܂B
  ́ARARP T[o NFS T[oł傤B邽߂ɂ́AJ[l
  RARP ̃T|[gtő点Kv܂B

  RARP ̐ݒ邽߂ɂ́ÃXNvgsĂ (ăT
  [o/etc/rc.d̂ǂɂ̃XNvgCXg[Ă܂
  I)

  /sbin/rarp -s <ip-addr> <hardware-addr>

  

     ip-addr
        i̓fBXNX}VIPAhX

     hardware-addr
        ̓fBXNX}Ṽlbg[NJ[h̃C[TlbgAh
        X(MAC AhX)

  łB

  : /sbin/rarp -s 131.131.90.200 00:00:c0:47:10:12

  IPAhX̂ɖOgƂł܂BT[oIPAhX
  (/etc/hosts  DNS )݂邱Ƃł΁AłB

  3.2.5.  n[hEFAAhX݂ɂ

  n[hEFAAhXȂĒm܂Iǂ΂݂łH

  o  J[lu[gāAlbg[NJ[hFĂs
     oĂ̂҂܂傤Bʏ6oCg̏\Zi܂ł܂A
     ꂪ̃lbg[NJ[h̃AhX̂͂łB

  o  TCP/IP lbg[LOLɂ OS ŃfBXNXɂ
     }Vu[g܂傤BĂāAT[ofBXNX
     }V ping ܂B /sbin/arp -a s ARP Lb
     V̂Ȃ݂܂B

  4.  fBXNX}Vu[g

  4.1.  ̃J[lfBXNgɂ

  AftHg̖Ot̖Oɏ]OŃ[gt@CVX
  eGNX|[gĂāA NFS T[o RARP T[oł
  Ȃ(܂Ã}VTulbgɂꍇł)AJ[l
  fBXN cat ŏނŃu[gł܂B(J[l̃[gfoC
  X 0:255 ɃZbgȂ΂܂B) [: dd Ȃǂł
  \Ȃł傤]

  4.2.  u[g[_ RARP  gɂ

  u[gɃJ[lKvƂp[^Sė^A
  nfsroot=<server-ip-addr>:</path/to/mount>ǉĂB
  ŁAserver-ip-addr NFST[oIPAhXŁA /path/to/mount ̓fBX
  NX}Vp̃[gfBNg̃T[õpXłB

  qgF

  o  LILO p̂ł``lock''@\̎gp͍lɒl܂F܂P
     Ɉxɐp[^SłŁA ``lock'' ǉ
     ĂBu[gƂ LILO ^CAEg܂B [
     Flock Ǝ̃u[głp[^ŋN܂B LILO 
     README QƂĂB]

  o  fBXNX}Vpu[gfBXNƂɁA lilo.conf ̒
     append= @\gƂł܂B

  4.3.  RARP  ȂɃu[g[_gɂ

  nfsroot ɉāAJ[l nfsaddrs=<wst-IP>:<srv-IP>:<gw-IP>:<netm-
  IP>:<hostname> R}hC^ĂBJ[l͗^
  p[^łp eth0 ZbgAbv܂F

     wst-IP
        ̃}VIPAhX

     srv-IP
        NFST[oIPAhX

     gw-IP
        Q[gEFC

     netm-IP
        lbg}XN

     hostname
        ̃}ṼzXg

  5.  ̘̑b

  o  BOOTP ̃NCAg
     ftp://sunsite.unc.edu/system/Network/admin/bootpc.v045.tgz ɂ
     B

     V bzImage+initrd ̃pb`g(҂m邩A 1.3.72 
     J[lɑg܂Ă܂B)AfBXNX}V͂ƂĂ܂
     ܂B [󒍁Finitrd:NɃu[g[_ RAM Disk A
     ꎞIɃ[gt@CVXeɂ@\B bzImage  initrd p
     J[lC[WBlinux/Documentation/initrd.txt QƂĂ
     B]

