Magellan Linux

  • Back to homepage
    • /[magellan-source]/trunk/mkinitrd-magellan/mkinitrd.in

    Diff of /trunk/mkinitrd-magellan/mkinitrd.in

    Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

    revision 738 by niro, Wed Jun 11 22:11:40 2008 UTC revision 1793 by niro, Mon Apr 2 11:40:49 2012 UTC
    # Line 44  NOSTRIP=false Line 44  NOSTRIP=false
    44    
    45  CONFMODS="${MODULES}"  CONFMODS="${MODULES}"
    46  MODULES=""  MODULES=""
    47    INITEXEC="/sbin/init"
    48    
    49  compress=1  compress=1
    50  allowmissing=""  allowmissing=""
    # Line 53  force="" Line 54  force=""
    54  verbose=""  verbose=""
    55  img_vers=""  img_vers=""
    56  builtins=""  builtins=""
    57  modulefile=/etc/modules.conf  modulefile="/etc/modules.conf"
    58    modprobeconf="/etc/modprobe.d/*"
    59  rc=0  rc=0
    60    
    61  IMAGESIZE=4000  IMAGESIZE=4000
    # Line 75  usage() Line 77  usage()
    77   echo "       [--image-version] [--force-scsi-probe | --omit-raid-modules]"   echo "       [--image-version] [--force-scsi-probe | --omit-raid-modules]"
    78   echo "       [--with=<module>] [--force-lvm-probe | --omit-lvm-modules]"   echo "       [--with=<module>] [--force-lvm-probe | --omit-lvm-modules]"
    79   echo "       [--builtin=<module>] [--initramfs | --loopback] [--no-strip]"   echo "       [--builtin=<module>] [--initramfs | --loopback] [--no-strip]"
    80   echo "       [--fstab=<fstab>] [--nocompress] <initrd-image> <kernel-version>"   echo "       [--fstab=<fstab>] [--nocompress] [--initexec=<init>]"
    81     echo "       <initrd-image> <kernel-version>"
    82   echo   echo
    83   echo "       (ex: $(basename $0) /boot/initrd-2.2.5-15.img 2.2.5-15)"   echo "       (ex: $(basename $0) /boot/initrd-2.2.5-15.img 2.2.5-15)"
    84    
    # Line 91  moduledep() Line 94  moduledep()
    94    
    95   echo "Looking for deps of module $1"   echo "Looking for deps of module $1"
    96   deps=$(awk 'BEGIN { searched=ARGV[2]; ARGV[2]=""; rc=1 } \   deps=$(awk 'BEGIN { searched=ARGV[2]; ARGV[2]=""; rc=1 } \
    97   function modname(filename) { match(filename, /\/([^\/]+)\.k?o:?$/, ret); return ret[1] } \   function modname(filename) { match(filename, /\/([^\/]+)\.k?o.?g?z?:?$/, ret); return ret[1] } \
    98   function show() { if (orig == searched) { print dep; orig=""; rc=0; exit } } \   function show() { if (orig == searched) { print dep; orig=""; rc=0; exit } } \
    99   /^\/lib/ { show(); \   /^.*kernel/ { show(); \
    100   orig=modname($1); dep=""; \   orig=modname($1); dep=""; \
    101   if ($2) { for (i = 2; i <= NF; i++) { dep=sprintf("%s %s", dep, modname($i)); } } } \   if ($2) { for (i = 2; i <= NF; i++) { dep=sprintf("%s %s", dep, modname($i)); } } } \
    102   /^ / { dep=sprintf("%s %s", dep, modname($1));  } \   /^ / { dep=sprintf("%s %s", dep, modname($1));  } \
    # Line 129  findmodule() Line 132  findmodule()
    132    
    133   case "${MODULES} " in   case "${MODULES} " in
    134   *"/${modName}.ko "*) return ;;   *"/${modName}.ko "*) return ;;
    135     *"/${modName}.ko.gz "*) return ;;
    136   esac   esac
    137    
    138   if echo ${builtins} | egrep -q '(^| )'${modName}'( |$)'   if echo ${builtins} | egrep -q '(^| )'${modName}'( |$)'
    # Line 161  findmodule() Line 165  findmodule()
    165   done   done
    166   fi   fi
    167    
    168   for modExt in o.gz o ko   for modExt in o.gz o ko ko.gz
    169   do   do
    170   for modDir in /lib/modules/${kernel}/updates /lib/modules/${kernel}   for modDir in /lib/modules/${kernel}/updates /lib/modules/${kernel}
    171   do   do
    # Line 249  findstoragedriver() Line 253  findstoragedriver()
    253   modalias=$(cat modalias)   modalias=$(cat modalias)
    254   for driver in $(modprobe --set-version ${kernel} --show-depends ${modalias} 2>/dev/null| awk '{ print gensub(".*/","","g",$2) }')   for driver in $(modprobe --set-version ${kernel} --show-depends ${modalias} 2>/dev/null| awk '{ print gensub(".*/","","g",$2) }')
    255   do   do
    256   findmodule ${driver%%.ko}   findmodule ${driver%%.*}
    257   done   done
    258   popd >/dev/null 2>&1   popd >/dev/null 2>&1
    259   done   done
    # Line 319  handlelvordev() Line 323  handlelvordev()
    323   fi   fi
    324  }  }
    325    
    326    get_blkid()
    327    {
    328     local UUID
    329     local SEC_TYPE
    330     local TYPE
    331    
    332     local dev="$1"
    333     [[ -z ${dev} ]] && die "no dev given"
    334    
    335     # check if given device is already an UUID
    336     if [[ ${dev/UUID=/}x != ${dev}x ]]
    337     then
    338     eval "${dev}"
    339     else
    340     eval $(busybox.mkinitrd blkid ${dev} | grep "${dev}:" | sed 's/.*:\ //')
    341     fi
    342     echo ${UUID}
    343    }
    344    
    345  # need r00t privs  # need r00t privs
    346  [[ $(id -u) != 0 ]] && die "you must be r00t."  [[ $(id -u) != 0 ]] && die "you must be r00t."
    347    
    # Line 395  while [ $# -gt 0 ]; do Line 418  while [ $# -gt 0 ]; do
    418   --initramfs) IMAGE_TYPE=initramfs ;;   --initramfs) IMAGE_TYPE=initramfs ;;
    419   --loopback) IMAGE_TYPE=loopback ;;   --loopback) IMAGE_TYPE=loopback ;;
    420   --no-strip) NOSTRIP=true ;;   --no-strip) NOSTRIP=true ;;
    421     --initexec*)
    422     if echo $1 | grep -q '=' ; then
    423     INITEXEC=$(echo $1 | sed 's/^--initexec=//')
    424     else
    425     INITEXEC=$2
    426     shift
    427     fi
    428     ;;
    429   *)   *)
    430   if [ -z "${target}" ]   if [ -z "${target}" ]
    431   then   then
    # Line 453  fi Line 484  fi
    484  ####### get modules ##########  ####### get modules ##########
    485    
    486  echo "Creating ${IMAGE_TYPE} initrd image"  echo "Creating ${IMAGE_TYPE} initrd image"
     modulefile=/etc/modprobe.conf  
    487    
    488  for n in ${PREMODS}  for n in ${PREMODS}
    489  do  do
    # Line 468  then Line 498  then
    498   for fs in / /boot   for fs in / /boot
    499   do   do
    500   esc=$(echo ${fs} | sed 's,/,\\/,g')   esc=$(echo ${fs} | sed 's,/,\\/,g')
    501   dev=$(mount | awk "/ on ${esc} / { print \$1 }" | sed 's/[0-9]*$//' | cut -d/ -f3)   dev=$(mount | awk "/ on ${esc} / { print \$1 }" | sed 's/[0-9]*$//')
    502   if [ "$(echo ${dev} | cut -c1-2)" = sd ]   if [ "$(echo ${dev} | cut -c6-7)" = sd ]
    503   then   then
    504   if [ $(which kudzu 2>/dev/null) ]   if [ $(which hwinfo 2>/dev/null) ]
    505   then   then
    506   host=$(kudzu --probe -b scsi |   if [[ -n $(hwinfo --disk --only ${dev} | grep 'Driver Modules' | grep 'usb[_|-]storage') ]]
      gawk '/^device: '${dev}'/,/^host:/ { if (/^host/) { print $2; exit; } }')  
      if [ -d /proc/scsi/usb-storage-${host} -o -f /proc/scsi/usb-storage/${host} ]  
    507   then   then
    508   needusb=1   needusb=1
    509   fi   fi
    # Line 649  echo "Using modules:${MODULES}" Line 677  echo "Using modules:${MODULES}"
    677    
    678    
    679  # create basic filesystem layout  # create basic filesystem layout
    680  install -d ${DEST}/{bin,dev,etc,lib,loopfs,proc,sbin,sys,sysroot} || die  install -d ${DEST}/{bin,dev,etc,lib,loopfs,proc,sbin,sys,sysroot,usr/bin,usr/sbin} || die
    681    
    682  # install busybox  # install busybox
    683  echo "$(which busybox.mkinitrd)"  echo "$(which busybox.mkinitrd)"
    # Line 669  done Line 697  done
    697  # sbin related  # sbin related
    698  for i in chroot init losetup modprobe pivot_root  for i in chroot init losetup modprobe pivot_root
    699  do  do
    700   # static links   ln -s ${DEST}/bin/busybox ${DEST}/sbin/${i} || die "${i}"
      ln ${DEST}/bin/busybox ${DEST}/sbin/${i} || die "${i}"  
    701  done  done
    702    
    703  # install run-init  # install run-init
    # Line 678  echo "$(which run-init.mkinitrd)" Line 705  echo "$(which run-init.mkinitrd)"
    705  install -m0755 $(which run-init.mkinitrd) ${DEST}/sbin/run-init || die  install -m0755 $(which run-init.mkinitrd) ${DEST}/sbin/run-init || die
    706    
    707  # install insmod.static  # install insmod.static
    708  echo "$(which insmod.static)"  #echo "$(which insmod.static)"
    709  install -m0755 $(which insmod.static) ${DEST}/sbin/insmod || die  #install -m0755 $(which insmod.static) ${DEST}/sbin/insmod || die
    710    
    711  # install v86d for uvesafb support if installed  # install v86d for uvesafb support if installed
    712  if which v86d &> /dev/null  if which v86d &> /dev/null
    713  then  then
    714   echo "$(which insmod.static)"   echo "$(which v86d)"
    715   install -m0755 $(which v86d) ${DEST}/sbin/v86d || die   install -m0755 $(which v86d) ${DEST}/sbin/v86d || die
    716  fi  fi
    717    
    # Line 727  add_initrd '#!/bin/sh' Line 754  add_initrd '#!/bin/sh'
    754    
    755  add_initrd 'mount -t proc proc /proc'  add_initrd 'mount -t proc proc /proc'
    756  add_initrd 'mount -t sysfs sysfs /sys'  add_initrd 'mount -t sysfs sysfs /sys'
    757    add_initrd "if [[ -z \$(grep '[[:space:]]/dev[[:space:]]' /proc/mounts | cut -d ' ' -f2) ]]"
    758    add_initrd 'then'
    759    add_initrd ' # many video drivers needed exec access'
    760    add_initrd ' fstype=ramfs'
    761    add_initrd ' # tmpfs was suggested by Greg Kroah-Hartman'
    762    add_initrd " [[ \$(grep '[[:space:]]tmpfs' /proc/filesystems | cut -d \$'\\t' -f2) = tmpfs ]] && fstype=tmpfs"
    763    add_initrd ' # mount devtmpfs if supported'
    764    add_initrd " [[ \$(grep '[[:space:]]devtmpfs' /proc/filesystems | cut -d \$'\\t' -f2) = devtmpfs ]] && fstype=devtmpfs"
    765    add_initrd ' mount -t ${fstype} dev /dev -o exec,nosuid,mode=0755,size=10M'
    766    add_initrd 'fi'
    767    
    768  [[ ${IMAGE_TYPE} = loopback ]] && add_initrd 'mount -t ramfs -o remount,rw /dev/ram /'  [[ ${IMAGE_TYPE} = loopback ]] && add_initrd 'mount -t ramfs -o remount,rw /dev/ram /'
    769    
    770    # install all busybox applets
    771    add_initrd 'busybox --install -s'
    772    
    773  # silencio  # silencio
    774  add_initrd 'echo 0 > /proc/sys/kernel/printk'  add_initrd 'echo 0 > /proc/sys/kernel/printk'
    775    
    776  add_initrd 'echo "-- Creating initial device nodes ..."'  add_initrd 'echo "-- Creating initial device nodes ..."'
    777  add_initrd 'mount -o exec,nosuid,mode=0755,size=10M -t tmpfs udev /dev'  # populate dev
    778  add_initrd 'mkdir /dev/pts'  add_initrd 'mdev -s'
    779  add_initrd 'mkdir /dev/shm'  # handle hotplug events properly
    780  add_initrd 'mkdir /dev/mapper'  add_initrd 'echo /sbin/mdev > /proc/sys/kernel/hotplug'
     add_initrd 'mkdir /dev/misc'  
     add_initrd 'mkdir /dev/fb'  
     add_initrd 'mkdir /dev/vc'  
     add_initrd 'mknod /dev/console c 5 1'  
     add_initrd 'mknod /dev/null c 1 3'  
     add_initrd 'mknod /dev/ram b 1 1'  
     add_initrd 'mknod /dev/rtc c 10 135'  
     add_initrd 'mknod /dev/systty c 4 0'  
     add_initrd 'mknod /dev/tty c 5 0'  
     add_initrd 'mknod /dev/zero c 1 5'  
     for (( i=0; i < 13; i++ )); do  
      add_initrd "mknod /dev/tty${i} c 4 ${i}"  
     done  
     for (( i=64; i < 68; i++)); do  
      add_initrd "mknod /dev/ttyS$((${i} - 64)) c 4 ${i}"  
     done  
       
     # some needed symlinks  
     add_initrd 'ln -snf /proc/self/fd /dev/fd'  
     add_initrd 'ln -snf fd/0 /dev/stdin'  
     add_initrd 'ln -snf fd/1 /dev/stdout'  
     add_initrd 'ln -snf fd/2 /dev/stderr'  
     add_initrd 'ln -snf /proc/kcore /dev/core'  
    781    
    782  # loading detected modules with options  # loading detected modules with options
    783  for MODULE in ${MODULES}  for MODULE in ${MODULES}
    784  do  do
    785   text=""   text=""
    786   module=$(echo ${MODULE} | sed "s|.*/||" | sed "s/.k\?o$//")   module=$(echo ${MODULE} | sed "s|.*/||" | sed -e "s/.k\?o.\?g\?z\?$//" -e "s/.gz//")
    787   fullmodule=$(echo ${MODULE} | sed "s|.*/||")   fullmodule=$(echo ${MODULE} | sed -e "s|.*/||" -e "s/.gz//")
    788    
    789   options=$(sed -n -e "s/^options[     ][      ]*${module}[      ][      ]*//p" ${modulefile} 2>/dev/null)   options=$(sed -n -e "s/^options[     ][      ]*${module}[      ][      ]*//p" ${modprobeconf} 2>/dev/null)
    790    
    791   if [ -n "${options}" ]   if [ -n "${options}" ]
    792   then   then
    # Line 801  do Line 818  do
    818   fi   fi
    819  done  done
    820    
    821    # respect rootdelay kernel param
    822    add_initrd 'for i in $(cat /proc/cmdline); do case ${i} in rootdelay=*) ROOTDELAY="${i#*=}";; esac; done'
    823    add_initrd 'if [ ! -z "${ROOTDELAY}" ]; then echo "-- Requested a rootdelay of ${ROOTDELAY} seconds ..."; sleep ${ROOTDELAY};fi'
    824    
    825  # lvm support  # lvm support
    826  if [ -n "${vg_list}" ]  if [ -n "${vg_list}" ]
    827  then  then
    # Line 839  then Line 860  then
    860   done   done
    861  fi  fi
    862    
    863    # get the right initexec
    864    add_initrd "INITEXEC=\"${INITEXEC}\""
    865    # support init=* from cmdline
    866    add_initrd 'for i in $(cat /proc/cmdline); do case ${i} in init=*) INITEXEC="${i#*=}";; esac; done'
    867    
    868  add_initrd 'echo "-- Mounting sysroot ..."'  add_initrd 'echo "-- Mounting sysroot ..."'
    869  add_initrd '. /etc/rootdev'  add_initrd '. /etc/rootdev'
     add_initrd '[ ! -e ${device} ] && mknod ${device} b ${major} ${minor}'  
    870  add_initrd 'echo "${device} /sysroot ${rootfs} defaults,ro 0 0" > /etc/fstab'  add_initrd 'echo "${device} /sysroot ${rootfs} defaults,ro 0 0" > /etc/fstab'
    871  add_initrd 'mount /sysroot || ash'  add_initrd 'mount /sysroot || ash'
    872    
    873    # use devtmpfs if supported
    874    add_initrd "if [ \"\$(grep devtmpfs /proc/filesystems | cut -d$'\t' -f2)\" = \"devtmpfs\" ]; then mount -t devtmpfs dev /sysroot/dev;fi"
    875    
    876    # unset hotplug event-manager
    877    add_initrd 'echo > /proc/sys/kernel/hotplug'
    878    
    879  # de-silencio  # de-silencio
    880  add_initrd 'echo 3 > /proc/sys/kernel/printk'  add_initrd 'echo 3 > /proc/sys/kernel/printk'
    881    
    882    add_initrd 'BREAK_ENABLED=no'
    883    add_initrd 'for i in $(cat /proc/cmdline); do case ${i} in break) BREAK_ENABLED=yes;; esac; done'
    884    add_initrd 'if [ "${BREAK_ENABLED}" = "yes" ]; then echo "-- Break requested, type 'exit' to resume operation ..."; ash; fi'
    885    
    886  add_initrd 'echo "-- Switching to real sysroot ..."'  add_initrd 'echo "-- Switching to real sysroot ..."'
    887  add_initrd 'umount /sys'  add_initrd 'mount --move /dev /sysroot/dev'
    888  add_initrd 'umount /proc'  add_initrd 'mount --move /sys /sysroot/sys'
    889  add_initrd 'umount /dev'  add_initrd 'mount --move /proc /sysroot/proc'
    890    
    891  [[ ${IMAGE_TYPE} = initramfs ]] && add_initrd 'exec run-init /sysroot /sbin/init $@ </sysroot/dev/console >/sysroot/dev/console'  [[ ${IMAGE_TYPE} = initramfs ]] && add_initrd 'exec run-init /sysroot ${INITEXEC} $@ </sysroot/dev/console >/sysroot/dev/console'
    892  if [[ ${IMAGE_TYPE} = loopback ]]  if [[ ${IMAGE_TYPE} = loopback ]]
    893  then  then
    894   add_initrd 'cd /sysroot'   add_initrd 'cd /sysroot'
    895   add_initrd 'pivot_root . initrd'   add_initrd 'pivot_root . initrd'
    896   add_initrd "exec /sbin/chroot . sh -c 'umount -n /initrd >/dev/null 2>&1;exec -a init.new /sbin/init'</dev/console >/dev/console 2>&1"   add_initrd "exec /sbin/chroot . sh -c 'umount -n /initrd >/dev/null 2>&1;exec -a init.new \${INITEXEC}'</dev/console >/dev/console 2>&1"
    897  fi  fi
    898    
    899  chmod +x ${DEST}/init || die  chmod +x ${DEST}/init || die
    900    
    901  # setup root block device  # setup root block device
    902  [[ -z ${rootdev} ]] && die "no known rootdev found."  [[ -z ${rootdev} ]] && die "no known rootdev found."
    903  echo "device=${rootdev}" > ${DEST}/etc/rootdev || die  echo "device='UUID=$(get_blkid ${rootdev})'" > ${DEST}/etc/rootdev || die
    904  echo "major=$(stat -c %t ${rootdev})" >> ${DEST}/etc/rootdev || die  echo "rootfs='${rootfs}'" >> ${DEST}/etc/rootdev || die
     echo "minor=$(stat -c %T ${rootdev})" >> ${DEST}/etc/rootdev || die  
     echo "rootfs=${rootfs}" >> ${DEST}/etc/rootdev || die  
    905    
    906  # install detected modules  # install detected modules
    907  echo "Coping your modules to '${DEST}/lib' ..."  echo "Coping your modules to '${DEST}/lib' ..."
    # Line 877  do Line 910  do
    910   if [ -x /usr/bin/strip ] && [[ ${NOSTRIP} = false ]]   if [ -x /usr/bin/strip ] && [[ ${NOSTRIP} = false ]]
    911   then   then
    912   /usr/bin/strip -g ${verbose} ${MODULE} -o ${DEST}/lib/$(basename ${MODULE}) || die   /usr/bin/strip -g ${verbose} ${MODULE} -o ${DEST}/lib/$(basename ${MODULE}) || die
    913     # handle gzip compressed modules right
    914     elif [[ ${MODULE##*.} = gz ]]
    915     then
    916     zcat ${verbose} ${MODULE} > ${DEST}/lib/$(basename ${MODULE} .gz) || die
    917   else   else
    918   cp ${verbose} -a ${MODULE} ${DEST}/lib || die   cp ${verbose} -a ${MODULE} ${DEST}/lib || die
    919   fi   fi
    Legend:
    Removed from v.738  
    changed lines
      Added in v.1793