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    revision 27 by niro, Wed Jan 5 05:36:10 2005 UTC revision 96 by niro, Fri Jul 1 16:41:55 2005 UTC
    # Line 35  fi Line 35  fi
    35  populate_udev()  populate_udev()
    36  {  {
    37   /sbin/udevstart   /sbin/udevstart
    38    
    39   #not provided by sysfs but needed   # not provided by sysfs but needed
    40   ln -snf /proc/self/fd /dev/fd   ln -snf /proc/self/fd /dev/fd
    41   ln -snf fd/0 /dev/stdin   ln -snf fd/0 /dev/stdin
    42   ln -snf fd/1 /dev/stdout   ln -snf fd/1 /dev/stdout
    # Line 44  populate_udev() Line 44  populate_udev()
    44   ln -snf /proc/kcore /dev/core   ln -snf /proc/kcore /dev/core
    45   ln -snf /proc/asound/oss/sndstat /dev/sndstat   ln -snf /proc/asound/oss/sndstat /dev/sndstat
    46    
    47   #create problematic directories   # create problematic directories
    48   mkdir -p /dev/pts   mkdir -p /dev/pts
    49   mkdir -p /dev/shm   mkdir -p /dev/shm
    50    
    51   #same as /dev/.devfsd   #same as /dev/.devfsd
    52   touch /dev/.udev   touch /dev/.udev
    53    
    54   return 0   return 0
    55  }  }
    56    
    # Line 86  scan_kernel_modules() Line 86  scan_kernel_modules()
    86   echo -e ${COLWHITE}"--      ${i}"${COLDEFAULT}   echo -e ${COLWHITE}"--      ${i}"${COLDEFAULT}
    87   fi   fi
    88   else   else
    89   echo -e ${COLWHITE}"--      ${i} not found."${COLDEFAULT}   echo -e ${COLWHITE}"--      ${i} not found."${COLDEFAULT}
    90   fi   fi
    91   done   done
    92  }  }
    # Line 113  check_drives() Line 113  check_drives()
    113   media_id_ok=$?   media_id_ok=$?
    114   fi   fi
    115   umount /mnt/mnt/tmp   umount /mnt/mnt/tmp
    116    
    117   if [ "${media_id_ok}" -eq 0 ]   if [ "${media_id_ok}" -eq 0 ]
    118   then   then
    119   echo -e ${COLOREDSTAR}"${COLGREEN}Magellan boot device found.${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLGREEN}Magellan boot device found.${COLDEFAULT}"
    # Line 126  check_drives() Line 126  check_drives()
    126    
    127  }  }
    128    
    129  #first of all read in kernel-config params  # first of all read in kernel-config params
    130  . /etc/conf.d/kernel  . /etc/conf.d/kernel
    131    
    132  #remount / writeable  # remount / writeable
    133  mount -n -oremount,rw /dev/ram0 / -t cramfs  mount -n -oremount,rw /dev/ram0 / -t cramfs
    134    
    135  #mount proc  # mount proc
    136  if [ ! -e /proc/mounts ]  if [ ! -e /proc/mounts ]
    137  then  then
    138   [ ! -d "/proc" ] && mkdir -p /proc   [ ! -d "/proc" ] && mkdir -p /proc
    # Line 140  then Line 140  then
    140   mount -t proc proc /proc   mount -t proc proc /proc
    141  fi  fi
    142    
    143  #kernel 2.6-x needs sysfs  # kernel 2.6-x needs sysfs
    144  if [ "$(kernel_major_version)" = "2.6" ]  if [ "$(kernel_major_version)" = "2.6" ]
    145  then  then
    146   [ ! -d /sys ] && mkdir /sys   [ ! -d /sys ] && mkdir /sys
    # Line 149  then Line 149  then
    149  fi  fi
    150    
    151  ### load devfs ###  ### load devfs ###
    152  #mount devfs only with a 2.4 kernel or its really wanted with a 2.6  # mount devfs only with a 2.4 kernel or its really wanted with a 2.6
    153  if [ "$(kernel_major_version)" = "2.4" -o "${RC_USED_DEV}" = "devfs" ]  if [ "$(kernel_major_version)" = "2.4" -o "${RC_USED_DEV}" = "devfs" ]
    154  then  then
    155   [ ! -d "/dev" ] && mkdir -p /dev   [ ! -d "/dev" ] && mkdir -p /dev
    156    
    157   if [ ! -e /dev/.devfsd ]   if [ ! -e /dev/.devfsd ]
    158   then   then
    159   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting devfs file system ...${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting devfs file system ...${COLDEFAULT}"
    # Line 162  then Line 162  then
    162  fi  fi
    163    
    164  #### load udev ####  #### load udev ####
    165  #load udev only with a 2.6 kernel  # load udev only with a 2.6 kernel
    166  if [ "$(kernel_major_version)" = "2.6" -a "${RC_USED_DEV}" = "udev" ]  if [ "$(kernel_major_version)" = "2.6" -a "${RC_USED_DEV}" = "udev" ]
    167  then  then
    168   #create a ramdisk for populating udev   # create a ramdisk for populating udev
    169   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting ramfs at /dev ...${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting ramfs at /dev ...${COLDEFAULT}"
    170   mount -n -t ramfs none /dev   mount -n -t ramfs none /dev
    171    
    172   #if a device tarball exists load it and if it is activated   # if a device tarball exists load it and if it is activated
    173   echo -e ${COLOREDSTAR}"${COLWHITE}Configurating system to use udev ...${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLWHITE}Configurating system to use udev ...${COLDEFAULT}"
    174    
    175   #now load udev   # now load udev
    176   populate_udev   populate_udev
    177    
    178   #if hotplug support exists in the kernel use it to manage udev   # if hotplug support exists in the kernel use it to manage udev
    179   echo -e ${COLOREDSTAR}"${COLWHITE}  Setting /sbin/udev as hotplug agent ...${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLWHITE}  Setting /sbin/udev as hotplug agent ...${COLDEFAULT}"
    180   echo "/sbin/udev" > /proc/sys/kernel/hotplug   echo "/sbin/udev" > /proc/sys/kernel/hotplug
    181  fi  fi
    182    
    183  #kernel2.6 needs again devpts  # kernel2.6 needs again devpts
    184  if [ "$(kernel_major_version)" = "2.6" ]  if [ "$(kernel_major_version)" = "2.6" ]
    185  then  then
    186   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting devpts at /dev/pts ...${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting devpts at /dev/pts ...${COLDEFAULT}"
    # Line 188  then Line 188  then
    188   mount -n -t devpts -o gid=4,mode=0620 none /dev/pts   mount -n -t devpts -o gid=4,mode=0620 none /dev/pts
    189  fi  fi
    190    
    191  #disable kernel messages to console  # disable kernel messages to console
    192  echo "0" > /proc/sys/kernel/printk  echo "0" > /proc/sys/kernel/printk
    193    
    194  #check command line for params  # check command line for params
    195  for i in $(cat /proc/cmdline)  for i in $(cat /proc/cmdline)
    196  do  do
    197   case "${i}" in   case "${i}" in
    # Line 204  do Line 204  do
    204   esac   esac
    205  done  done
    206    
    207  #now load all needed modules  # now load all needed modules
    208  if [ -n "${MODS_SCSI}" -a "${DOSCSI}" = "yes" ]  if [ -n "${MODS_SCSI}" -a "${DOSCSI}" = "yes" ]
    209  then  then
    210   scan_kernel_modules "scsi" "${MODS_SCSI}"   scan_kernel_modules "scsi" "${MODS_SCSI}"
    # Line 218  then Line 218  then
    218  fi  fi
    219    
    220    
    221  #create newroot mount point with tmpfs  # create newroot mount point with tmpfs
    222  mkdir -p /mnt  mkdir -p /mnt
    223  mount -t tmpfs tmpfs /mnt  mount -t tmpfs tmpfs /mnt
    224    
    # Line 227  mkdir -p /mnt/mnt/cdrom Line 227  mkdir -p /mnt/mnt/cdrom
    227  mkdir -p /mnt/mnt/cloop  mkdir -p /mnt/mnt/cloop
    228  mkdir -p /mnt/mnt/magellan  mkdir -p /mnt/mnt/magellan
    229    
    230  #needed for the usbstick, the timeout maybe to short  # needed for the usbstick, the timeout maybe to short
    231  echo -e ${COLOREDSTAR}"${COLWHITE}Waiting 3 seconds for possible usb mount ..."  echo -e ${COLOREDSTAR}"${COLWHITE}Waiting 3 seconds for possible usb mount ..."
    232  sleep 3  sleep 3
    233    
    234  #searching cdrom with cdid  # searching cdrom with cdid
    235  BOOT_DEVICE=""  BOOT_DEVICE=""
    236  FSTYPE=""  FSTYPE=""
    237    
    238  echo -e ${COLOREDSTAR}"${COLWHITE}Searching for a boot device ..."  echo -e ${COLOREDSTAR}"${COLWHITE}Searching for a boot device ..."
    239  #searching usbstick  # searching usbstick
    240  check_drives "/dev/scsi/host[0-99]/bus[0-99]/target[0-99]/lun[0-99]/part[0-99]" "vfat"  check_drives "/dev/scsi/host[0-99]/bus[0-99]/target[0-99]/lun[0-99]/part[0-99]" "vfat"
    241    
    242  #for cdrom_device in $CDROM_LIST (ide)  # for cdrom_device in $CDROM_LIST (ide)
    243  check_drives "/dev/cdroms/*" iso9660  check_drives "/dev/cdroms/*" iso9660
    244    
    245  #scsi cdroms  # scsi cdroms
    246  check_drives "/dev/sr*" iso9660  check_drives "/dev/sr*" iso9660
    247    
    248  #mount our rootfs from cdrom  # mount our rootfs from cdrom
    249  if [ "${BOOT_DEVICE}" = "" ]  if [ "${BOOT_DEVICE}" = "" ]
    250  then  then
    251   echo -e ${COLREDSTAR}"${COLRED}No Magellan boot CD/USBStick found!!!${COLDEFAULT}"   echo -e ${COLREDSTAR}"${COLRED}No Magellan boot CD/USBStick found!!!${COLDEFAULT}"
    # Line 253  then Line 253  then
    253   exit 1   exit 1
    254  else  else
    255   echo -e ${COLOREDSTAR}"${COLWHITE}Booting from: $BOOT_DEVICE ...${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLWHITE}Booting from: $BOOT_DEVICE ...${COLDEFAULT}"
    256     mount -o ro -t "${FSTYPE}" "${BOOT_DEVICE}" /mnt/mnt/cdrom >/dev/null 2>&1
    257   #mount cdrom  
    258   #mkdir -p /mnt/mnt/cdrom   # write our boot_device to /mnt/.bootdev for later use (mtab)
      if [ "${FSTYPE}" = "iso9660" ]  
      then  
      mount -o ro -t iso9660 ${BOOT_DEVICE} /mnt/mnt/cdrom >/dev/null 2>&1  
      fi  
       
      if [ "${FSTYPE}" = "vfat" ]  
      then  
      mount -o ro -t vfat ${BOOT_DEVICE} /mnt/mnt/cdrom >/dev/null 2>&1  
      fi  
       
      #mount -o ro -t ${FSTYPE} ${BOOT_DEVICE} /mnt/mnt/cdrom >/dev/null 2>&1  
       
      #write our boot_device to /mnt/.bootdev for later use (mtab)  
    259   echo "BOOTDEV=${BOOT_DEVICE}" > /mnt/.bootdev   echo "BOOTDEV=${BOOT_DEVICE}" > /mnt/.bootdev
    260   echo "FSTYPE=${FSTYPE}" >> /mnt/.bootdev   echo "FSTYPE=${FSTYPE}" >> /mnt/.bootdev
       
      #mount rootfs (loopback)  
      #mknod /dev/loop0 b 7 0  
      #losetup /dev/loop0 /mnt/mnt/cdrom/livecdrootfs  
             #mount -o ro -t ext2 /dev/loop0 /mnt  
       
    261    
    262   if [ -f /mnt/mnt/cdrom/livecdrootfs.cloop ]   if [ -f /mnt/mnt/cdrom/livecdrootfs.cloop ]
    263   then   then
    264   #mount rootfs (cloop)   # mount rootfs (cloop)
    265   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting cloop system image ...${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting cloop system image ...${COLDEFAULT}"
    266   echo   echo
    267   [ ! -e /dev/cloop ] && mknod /dev/cloop b 240 0   [ ! -e /dev/cloop ] && mknod /dev/cloop b 240 0
    # Line 288  else Line 269  else
    269   mkdir -p /mnt/mnt/cloop   mkdir -p /mnt/mnt/cloop
    270   mount -o ro -t ext2 /dev/cloop /mnt/mnt/cloop   mount -o ro -t ext2 /dev/cloop /mnt/mnt/cloop
    271   else   else
    272   #mount squashfs   # mount squashfs
    273   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting squashfs system image ...${COLDEFAULT}"   echo -e ${COLOREDSTAR}"${COLWHITE}Mounting squashfs system image ...${COLDEFAULT}"
    274   echo   echo
    275   [ ! -e /dev/loop0 ] && mknod /dev/loop0 b 7 0   [ ! -e /dev/loop0 ] && mknod /dev/loop0 b 7 0
    276   mount -o loop,ro -t squashfs /mnt/mnt/cdrom/livecdrootfs.sqsh /mnt/mnt/cloop   mount -o loop,ro -t squashfs /mnt/mnt/cdrom/livecdrootfs.sqsh /mnt/mnt/cloop
    277   fi   fi
    278    
    279   #symlinking cloop rootfs to /mnt as newroot   # symlinking cloop rootfs to /mnt as newroot
    280   cd /mnt   cd /mnt
    281   #if [ ! -e /mnt/dev/.devfsd ]  
      #then  
      # mkdir -p dev  
      # mount -t devfs devfs /mnt/dev  
      #fi  
       
    282   for x in bin sbin lib boot usr opt   for x in bin sbin lib boot usr opt
    283   do   do
    284   ln -s mnt/cloop/${x} ${x}   ln -s mnt/cloop/${x} ${x}
    285   done   done
    286   mkdir -p initrd proc tmp sys var/tmp dev   mkdir -p initrd proc tmp sys var/tmp dev
    287   chmod 1777 tmp var/tmp   chmod 1777 tmp var/tmp
    288    
    289   #make /mnt/dev/console & /mnt/dev/null   # make /mnt/dev/console & /mnt/dev/null
    290   [ ! -e /mnt/dev/console ] && mknod -m 600 /mnt/dev/console c 5 1   [ ! -e /mnt/dev/console ] && mknod -m 600 /mnt/dev/console c 5 1
    291   [ ! -e /mnt/dev/null ] && mknod -m 666 /mnt/dev/null c 1 3   [ ! -e /mnt/dev/null ] && mknod -m 666 /mnt/dev/null c 1 3
    292    
      #(cd /mnt/mnt/cloop/fake/needwrite; cp -a etc root home var /mnt)  
    293   (cd /mnt/mnt/cloop; cp -a etc root home var /mnt)   (cd /mnt/mnt/cloop; cp -a etc root home var /mnt)
    294   #cp -aR /mnt/mnt/cloop/fake/needwrite/etc /mnt  
    295   #cp -aR /mnt/mnt/cloop/fake/needwrite/root /mnt   # shurely change to correct permissions
    296   #cp -aR /mnt/mnt/cloop/fake/needwrite/home /mnt   chmod 1777 /mnt/tmp
      #cp -aR /mnt/mnt/cloop/fake/needwrite/var /mnt  
       
      #coping all fake/needwrite files to tmpfs  
      #cp -aR /mnt/mnt/cloop/fake/needwrite/* /mnt  
       
      #shurely change  
      chmod 1777 /mnt/tmp  
    297   chmod 1777 /mnt/var/tmp   chmod 1777 /mnt/var/tmp
    298    
    299   #ash   #ash
    300    
    301   #enable kernel messages to console   # set default verbose level for kernel messages
      #echo "6" > /proc/sys/kernel/printk  
      #set default verbose level for kernel messages  
    302   [ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3   [ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
    303   echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk   echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
    304    
    305   cd /mnt   cd /mnt
    306    
      #needed to check whether something else is mounted  
      #proc isn't needed anymore  
      #umount /proc  
       
       
    307   pivot_root . initrd   pivot_root . initrd
      #umount -n /mnt/proc >/dev/null 2>&1  
      #exec chroot . sh -c 'umount -n /mnt >/dev/null 2>&1;\  
      # exec -a init.new /sbin/init 3'\  
      # </dev/console >/dev/console 2>&1  
       
     # #umount devpts  
     # DEVPTS_MOUNTED="$(cat /initrd/proc/mounts | grep /initrd/dev/pts | cut -d ' ' -f2)"  
     # if [ -n "${DEVPTS_MOUNTED}" ]  
     # then  
     # umount -n /initrd/dev/pts  
     # fi  
     #  
     # #umount devfs or udev  
     # DEVFS_MOUNTED="$(cat /initrd/proc/mounts | grep /initrd/dev | cut -d ' ' -f2)"  
     # if [ -n "${DEVFS_MOUNTED}" ]  
     # then  
     # umount -n /initrd/dev  
     # fi  
     #  
     # #umount sysfs  
     # SYSFS_MOUNTED="$(cat /initrd/proc/mounts | grep /initrd/sys | cut -d ' ' -f2)"  
     # if [ -n "${SYSFS_MOUNTED}" ]  
     # then  
     # umount -n /initrd/sys  
     # fi  
     #  
     # #umount proc  
     # PROC_MOUNTED="$(cat /initrd/proc/mounts | grep /initrd/proc | cut -d ' ' -f2)"  
     # if [ "${PROC_MOUNTED}" = "/initrd/proc" ]  
     # then  
     # umount -n /initrd/proc  
     # fi  
    308    
    309   #dirty but working   # dirty but working
    310   #umount devpts   # umount devpts
    311   umount -n /initrd/dev/pts &> /dev/null   umount -n /initrd/dev/pts &> /dev/null
    312   #wait a little bit to be safe   # wait a little bit to be safe
    313   sleep 1   sleep 1
    314   #umount devfs or udev   # umount devfs or udev
    315   umount -n /initrd/dev &> /dev/null   umount -n /initrd/dev &> /dev/null
    316   #umount sysfs   # umount sysfs
    317   umount -n /initrd/sys &> /dev/null   umount -n /initrd/sys &> /dev/null
    318   #umount proc   # umount proc
    319   umount -n /initrd/proc &> /dev/null   umount -n /initrd/proc &> /dev/null
    320    
    321   #debug   #debug
    322   #/initrd/bin/busybox ash   #/initrd/bin/busybox ash
    323    
    324   #enter chroot and umount /initrd   #enter chroot and umount /initrd
    325   exec chroot . sh -c 'umount -n /initrd >/dev/null 2>&1;\   exec chroot . sh -c 'umount -n /initrd >/dev/null 2>&1;\
    326   exec -a init.new /sbin/init'\   exec -a init.new /sbin/init'\
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