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    Diff of /trunk/mlivecdbuild/mlivecdbuild2.sh

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    revision 978 by niro, Thu Apr 29 20:37:04 2010 UTC revision 1446 by niro, Fri Jul 29 11:14:07 2011 UTC
    # Line 19  CDID="mlcd-$(date +%F-%k%M)" Line 19  CDID="mlcd-$(date +%F-%k%M)"
    19  PROFILES_DIR="/usr/lib/mlivecdbuild/profiles"  PROFILES_DIR="/usr/lib/mlivecdbuild/profiles"
    20  GLOBAL_PROFILE="${PROFILES_DIR}/global"  GLOBAL_PROFILE="${PROFILES_DIR}/global"
    21    
    22    # get full path to isolinux.bin, may vary on multilib systems
    23    if [[ -f /usr/share/syslinux/isolinux.bin ]]
    24    then
    25     ISOLINUX_BIN=/usr/share/syslinux/isolinux.bin
    26    elif [[ -f /usr/lib64/mkinitrd/isolinux.bin ]]
    27    then
    28     ISOLINUX_BIN=/usr/lib64/mkinitrd/isolinux.bin
    29    else
    30     ISOLINUX_BIN=/usr/lib/mkinitrd/isolinux.bin
    31    fi
    32    
    33  die() { echo "ERROR: $@"; exit 1; }  die() { echo "ERROR: $@"; exit 1; }
    34    
    35  # get_profile $filename  # get_profile $filename
    # Line 50  custom_services() Line 61  custom_services()
    61  {  {
    62   local cmd="$1"   local cmd="$1"
    63   local services="$2"   local services="$2"
    64     local systemdcmd
    65    
    66   case ${cmd} in   case ${cmd} in
    67   add|del|default)   add|del|default)
    # Line 59  custom_services() Line 71  custom_services()
    71   local i   local i
    72   for i in ${services}   for i in ${services}
    73   do   do
    74   MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}"   # systemd
    75     if [[ -x ${CDCHROOTDIR}/sbin/systemctl ]]
    76     then
    77     case ${cmd} in
    78     add) chroot ${CDCHROOTDIR} systemctl enable ${i} ;;
    79     del) chroot ${CDCHROOTDIR} systemctl disable ${i} ;;
    80     esac
    81     fi
    82     # busybox and sysvinit
    83     if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
    84     then
    85     MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}"
    86     fi
    87   done   done
    88   fi   fi
    89   ;;   ;;
    # Line 144  prepare_iso() Line 168  prepare_iso()
    168   ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb || die   ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb || die
    169   fi   fi
    170    
    171   install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die   # only on sysvinit or busybox systems
    172     if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
    173     then
    174     install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die
    175     fi
    176     # check lock group on systemd systems
    177     if [[ -x ${CDCHROOTDIR}/bin/systemctl ]]
    178     then
    179     if [[ -z $(chroot ${CDCHROOTDIR} getent group lock) ]]
    180     then
    181     chroot ${CDCHROOTDIR}  groupadd -g 54 lock
    182     fi
    183     fi
    184   install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab || die   install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab || die
    185   install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd || die   install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd || die
    186   install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue || die   install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue || die
    # Line 154  prepare_iso() Line 190  prepare_iso()
    190   echo Setting up services ...   echo Setting up services ...
    191    
    192  # # add hardware detection  # # add hardware detection
    193  # MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect"  # if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
    194    # then
    195    # MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect"
    196    # fi
    197    
    198   # del checkfs   # del checkfs
    199   MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc del checkfs"   if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
    200     then
    201     MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc del checkfs"
    202     fi
    203    
    204   # add custom packages   # add custom packages
    205   [[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}"   [[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}"
    # Line 185  prepare_iso() Line 227  prepare_iso()
    227   fi   fi
    228    
    229   echo Cleaning unwanted files ...   echo Cleaning unwanted files ...
    230   :> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab"   # do this only if not a symlink!
    231     if [[ ! -L ${CDCHROOTDIR}/etc/mtab ]]
    232     then
    233     :> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab"
    234     fi
    235   [ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history   [ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history
    236  }  }
    237    
    238  generate_rootfs()  generate_rootfs()
    239  {  {
    240     local loopdev
    241     local size
    242    
    243     if [ -f ${LIVECDROOT}/loop/LiveOS/ext3fs.img ]
    244     then
    245     rm ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
    246     fi
    247     if [ -f ${CDISOROOT}/LiveOS/squashfs.img ]
    248     then
    249     rm ${CDISOROOT}/LiveOS/squashfs.img
    250     fi
    251     if [ -f ${CDISOROOT}/livecdrootfs.sqsh ]
    252     then
    253     rm ${CDISOROOT}/livecdrootfs.sqsh
    254     fi
    255    
    256   echo Generating squashfs compressed rootfs loopfile ...   echo Generating squashfs compressed rootfs loopfile ...
    257   mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh #>/dev/null 2>&1   if [[ -x ${CDCHROOTDIR}/sbin/dracut ]]
    258     then
    259     install -d ${LIVECDROOT}/loop/{LiveOS,mnt} || die
    260    
    261     # get the actual size of the chroot
    262     size=$(du -s chroot | sed 's:^\(.*\)[[:space:]].*:\1:')
    263    
    264     # generate a ext3fs file for devicemapper
    265     dd if=/dev/zero of=${LIVECDROOT}/loop/LiveOS/ext3fs.img bs=1024 count=$(( ${size} + 10 )) || die
    266     # create a filesystem
    267     mkfs.ext3 -L "_${CDID}_EXT3" -m 1 -b 1024 -F ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
    268     # set mount_counts and check_intervals to 0
    269     # set dir_index top, to speed up thing with hashed b-trees
    270     # allow acls too
    271     tune2fs -c0 -i0 -Odir_index -ouser_xattr,acl ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
    272    
    273     # losetup the device
    274     loopdev=$(losetup -f)
    275     [[ -z ${loopdev} ]] && die "No unused loopdev found. Maybe you want 'modprobe loop'?"
    276    
    277     # mount the image
    278     losetup ${loopdev} ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
    279     mount ${loopdev} ${LIVECDROOT}/loop/mnt || die
    280    
    281     # copy everything to the image file and preserve permissions
    282     ( cd ${CDCHROOTDIR} && tar cpf - . ) | ( cd ${LIVECDROOT}/loop/mnt && tar xvpf - )
    283    
    284     # now umount everything and create the squashfs image
    285     umount ${LIVECDROOT}/loop/mnt || die
    286     losetup -d ${loopdev} || die
    287     # remove mount to not ending up in the squashfs image
    288     if [[ -d ${LIVECDROOT}/loop/mnt ]]
    289     then
    290     rm -r ${LIVECDROOT}/loop/mnt || die
    291     fi
    292     mksquashfs ${LIVECDROOT}/loop ${LIVECDROOT}/livecdrootfs.sqsh || die
    293    
    294     # final cleanup
    295     if [[ -d ${LIVECDROOT}/loop ]]
    296     then
    297     rm -r ${LIVECDROOT}/loop || die
    298     fi
    299     else
    300     mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh || die
    301     fi
    302    
    303   echo Moving rootfs loopfile to isoroot ...   echo Moving rootfs loopfile to isoroot ...
    304   install -d ${CDISOROOT}   install -d ${CDISOROOT}
    305   mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}   if [[ -x ${CDCHROOTDIR}/sbin/dracut ]]
    306     then
    307     install -d ${CDISOROOT}/LiveOS
    308     mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}/LiveOS/squashfs.img
    309     else
    310     mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
    311     fi
    312  }  }
    313    
    314  install_bootloader()  install_bootloader()
    # Line 205  install_bootloader() Line 317  install_bootloader()
    317    
    318   # iso linux binary   # iso linux binary
    319   install -d ${CDISOROOT}/isolinux   install -d ${CDISOROOT}/isolinux
    320   install /usr/lib/mkinitrd/isolinux.bin ${CDISOROOT}/isolinux || die   install ${ISOLINUX_BIN} ${CDISOROOT}/isolinux || die
    321    
    322   # kernel   # kernel
    323   local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"   local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"
    # Line 223  generate_initrd() Line 335  generate_initrd()
    335  {  {
    336   local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})"   local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})"
    337    
    338     is_loc_mounted "${CDCHROOTDIR}/sys" || mount -t sysfs sysfs ${CDCHROOTDIR}/sys
    339     is_loc_mounted "${CDCHROOTDIR}/proc" || mount -t proc proc ${CDCHROOTDIR}/proc
    340     is_loc_mounted "${CDCHROOTDIR}/dev" || mount -o bind /dev ${CDCHROOTDIR}/dev
    341    
    342   echo Generating initrd image ...   echo Generating initrd image ...
    343   echo '#!/bin/bash' > ${CHROOTSH} || die   echo '#!/bin/bash' > ${CHROOTSH} || die
    344     echo 'export LC_ALL=C' >> ${CHROOTSH} || die
    345   echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die   echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die
    346   echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} || die   echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} || die
    347   echo 'mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die   # prefer dracut
    348     echo 'if [[ -x /sbin/dracut ]]' >> ${CHROOTSH} || die
    349     echo 'then' >> ${CHROOTSH} || die
    350     echo ' dracut -v -f /initrd.gz ${kv}' >> ${CHROOTSH} || die
    351     echo 'else' >> ${CHROOTSH} || die
    352     echo ' mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die
    353     echo 'fi' >> ${CHROOTSH} || die
    354   chmod +x ${CHROOTSH} || die   chmod +x ${CHROOTSH} || die
    355   chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) || die   chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) || die
    356   [[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} || die   [[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} || die
    357    
    358     is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
    359     is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
    360     is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
    361    
    362   # move initrd to isoroot   # move initrd to isoroot
    363   install -d ${CDISOROOT}/isolinux || die   install -d ${CDISOROOT}/isolinux || die
    364   mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux || die   mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux || die
    # Line 259  generate_iso() Line 386  generate_iso()
    386    
    387  enter_livecd()  enter_livecd()
    388  {  {
    389   mount -t sysfs sysfs ${CDCHROOTDIR}/sys   is_loc_mounted "${CDCHROOTDIR}/sys" || mount -t sysfs sysfs ${CDCHROOTDIR}/sys
    390   mount -t proc proc ${CDCHROOTDIR}/proc   is_loc_mounted "${CDCHROOTDIR}/proc" || mount -t proc proc ${CDCHROOTDIR}/proc
    391   mount -o bind /dev ${CDCHROOTDIR}/dev   is_loc_mounted "${CDCHROOTDIR}/dev" || mount -o bind /dev ${CDCHROOTDIR}/dev
    392    
    393   chroot ${CDCHROOTDIR} \   chroot ${CDCHROOTDIR} \
    394   /usr/bin/env -i \   /usr/bin/env -i \
    # Line 273  enter_livecd() Line 400  enter_livecd()
    400   no_proxy=${no_proxy} \   no_proxy=${no_proxy} \
    401   /bin/bash -i   /bin/bash -i
    402    
    403   umount ${CDCHROOTDIR}/dev   is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
    404   umount ${CDCHROOTDIR}/proc   is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
    405   umount ${CDCHROOTDIR}/sys   is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
    406    }
    407    
    408    is_loc_mounted()
    409    {
    410     local filesys
    411     local i
    412     filesys=$1
    413    
    414     i="$(cat /proc/mounts | grep " ${filesys} " | cut -d ' ' -f2)"
    415     [[ ${i} != ${filesys} ]] && return 1
    416    
    417     return 0
    418    }
    419    
    420    trap_exit()
    421    {
    422     is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
    423     is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
    424     is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
    425  }  }
    426    
    427  usage()  usage()
    # Line 297  usage() Line 443  usage()
    443   echo   echo
    444  }  }
    445    
    446    # set some proper traps
    447    trap "trap_exit" SIGINT SIGQUIT
    448    
    449  # source profile config - overrides all other vars  # source profile config - overrides all other vars
    450  [ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config  [ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config
    451    
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