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    Annotation of /trunk/mlivecdbuild/mlivecdbuild2.sh

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    Revision 1821 - (hide annotations) (download) (as text)
    Tue May 29 11:08:26 2012 UTC (11 years, 11 months ago) by niro
    File MIME type: application/x-sh
    File size: 16980 byte(s) 
    -more systemd and dracut fixes and honor new pathes as well
    1 niro 346 #!/bin/bash
    2    
    3     # some default settings - gets overidden with the profile config
    4 niro 360 CDPROFILE="$2"
    5 niro 346 [[ -z ${CDPROFILE} ]] && CDPROFILE="default"
    6     LIVECDROOT="/mnt/MLIVECDBUILD/${CDPROFILE}"
    7     CDCHROOTDIR="${LIVECDROOT}/chroot"
    8     CDISONAME="livecd-${CDPROFILE}.iso"
    9     CDISOROOT="${LIVECDROOT}/isoroot"
    10     CDKERNELNAME="magelive"
    11     CDHOSTNAME="livecd-${CDPROFILE}"
    12     MAGERC="/etc/mage.rc"
    13     MAGE_PROFILE="$(basename $(readlink /etc/mage-profile))"
    14     #TOOLCHAIN=toolchain
    15     BASESYSTEM=livecdsystem26
    16     CDID="mlcd-$(date +%F-%k%M)"
    17    
    18     # global profile pathes
    19     PROFILES_DIR="/usr/lib/mlivecdbuild/profiles"
    20     GLOBAL_PROFILE="${PROFILES_DIR}/global"
    21    
    22 niro 1422 # get full path to isolinux.bin, may vary on multilib systems
    23     if [[ -f /usr/share/syslinux/isolinux.bin ]]
    24 niro 1402 then
    25 niro 1422 ISOLINUX_BIN=/usr/share/syslinux/isolinux.bin
    26     elif [[ -f /usr/lib64/mkinitrd/isolinux.bin ]]
    27     then
    28 niro 1402 ISOLINUX_BIN=/usr/lib64/mkinitrd/isolinux.bin
    29     else
    30     ISOLINUX_BIN=/usr/lib/mkinitrd/isolinux.bin
    31     fi
    32    
    33 niro 346 die() { echo "ERROR: $@"; exit 1; }
    34    
    35     # get_profile $filename
    36     get_profile()
    37     {
    38     local file="$1"
    39    
    40     if [[ -z ${file} ]] || [[ ! -e ${PROFILES_DIR}/${CDPROFILE}/${file} ]]
    41     then
    42     echo "${GLOBAL_PROFILE}/${file}"
    43     return 0
    44     fi
    45    
    46     echo "${PROFILES_DIR}/${CDPROFILE}/${file}"
    47     }
    48    
    49     bootstrap_system()
    50     {
    51     mage-bootstrap \
    52     --root "${CDCHROOTDIR}" \
    53     --magerc "${MAGERC}" \
    54     --profile "${MAGE_PROFILE}" \
    55     --toolchain "${TOOLCHAIN}" \
    56     --basesystem "${BASESYSTEM}" \
    57     || die "bootstrapping toolchain"
    58     }
    59    
    60 niro 360 custom_services()
    61     {
    62     local cmd="$1"
    63     local services="$2"
    64 niro 1403 local systemdcmd
    65 niro 360
    66     case ${cmd} in
    67 niro 471 add|del|default)
    68     # add given services from profile
    69     if [[ -n ${services} ]]
    70     then
    71     local i
    72     for i in ${services}
    73     do
    74 niro 1403 # systemd
    75 niro 1821 if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] || [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
    76 niro 1403 then
    77     case ${cmd} in
    78     add) chroot ${CDCHROOTDIR} systemctl enable ${i} ;;
    79     del) chroot ${CDCHROOTDIR} systemctl disable ${i} ;;
    80 niro 1531 default)
    81     # convert targets
    82     case ${i} in
    83 niro 1821 2|3|multi-user) service="multi-user.target" ;;
    84     5|graphical) service="graphical.target" ;;
    85 niro 1531 esac
    86     chroot ${CDCHROOTDIR} systemctl enable ${i} ;;
    87 niro 1403 esac
    88     fi
    89     # busybox and sysvinit
    90 niro 1821 if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]] && [[ ! -x ${CDCHROOTDIR}/bin/systemctl ]] && [[ ! -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
    91 niro 1403 then
    92     MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}"
    93     fi
    94 niro 471 done
    95     fi
    96     ;;
    97 niro 360 *) die "custom_services: unkown command ${cmd}";;
    98     esac
    99     }
    100    
    101     add_initrc()
    102     {
    103     local var="$1"
    104    
    105     # sanity checks
    106 niro 473 [[ -z ${CDCHROOTDIR} ]] && die "\$CDCHROOTDIR not given."
    107 niro 360 echo "${var}" >> ${CDCHROOTDIR}/.installrc || die "add_initrc() adding \$var"
    108     }
    109    
    110     custom_packages()
    111     {
    112     local cmd="$1"
    113     local packages="$2"
    114    
    115     case ${cmd} in
    116 niro 471 install|uninstall)
    117     if [[ -n ${packages} ]]
    118     then
    119     :> ${CDCHROOTDIR}/.installrc
    120 niro 472
    121     # respect proxies
    122     [[ -n ${http_proxy} ]] && add_initrc "export http_proxy=${http_proxy}"
    123     [[ -n ${ftp_proxy} ]] && add_initrc "export ftp_proxy=${ftp_proxy}"
    124     [[ -n ${no_proxy} ]] && add_initrc "export no_proxy=${no_proxy}"
    125    
    126 niro 580 # do not auto-start any services!
    127     add_initrc "export MAGE_BOOTSTRAP=true"
    128 niro 863 add_initrc 'die() { if [ $? -eq 1 ]; then echo "ERROR: $@"; exit 1; fi; }'
    129 niro 580
    130 niro 471 local i
    131     for i in ${packages}
    132     do
    133 niro 863 add_initrc "mage ${cmd} ${i} || die ${i}"
    134 niro 471 done
    135     add_initrc "mage clean"
    136    
    137     # now run the .installrc script
    138     mount -t proc proc ${CDCHROOTDIR}/proc || die "mount proc"
    139     mount -t sysfs sysfs ${CDCHROOTDIR}/sys || die "mount sys"
    140     mount -o bind /dev ${CDCHROOTDIR}/dev || die "mount dev"
    141     chroot ${CDCHROOTDIR} /bin/bash -i /.installrc || die "chr00ting"
    142     umount ${CDCHROOTDIR}/dev || die "umount dev"
    143     umount ${CDCHROOTDIR}/proc || die "umount proc"
    144     umount ${CDCHROOTDIR}/sys || die "umount sys"
    145     [ -f ${CDCHROOTDIR}/.installrc ] && rm ${CDCHROOTDIR}/.installrc
    146     fi
    147     ;;
    148 niro 360 *) die "custom_packages: unkown command ${cmd}";;
    149     esac
    150     }
    151    
    152     read_config()
    153     {
    154     local file="$1"
    155     local pkg
    156    
    157     ( cat ${file}; echo ) | while read pkg
    158     do
    159     case "${pkg}" in
    160     \#*|"") continue ;;
    161     esac
    162     echo "${pkg}"
    163     done
    164     }
    165    
    166 niro 346 prepare_iso()
    167     {
    168     echo Preparing LiveCD ISO Image ...
    169    
    170     # fixes some issues with xfree/xorg xkb
    171 niro 1821 if [[ -L ${CDCHROOTDIR}/etc/X11/xkb ]] &&
    172     [[ -d ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ]]
    173 niro 346 then
    174     rm ${CDCHROOTDIR}/etc/X11/xkb || die
    175     mv ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ${CDCHROOTDIR}/etc/X11 || die
    176     ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb || die
    177     fi
    178    
    179 niro 1821 # fix issues with >=dracut-014 which drops some default modules like livecd
    180     if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] ||
    181     [[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] ||
    182     [[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
    183     then
    184     install -d ${CDCHROOTDIR}/etc/dracut.conf.d || die
    185     echo 'add_dracutmodules+=" dmsquash-live "' \
    186     > ${CDCHROOTDIR}/etc/dracut.conf.d/02-livecd.conf || die
    187     fi
    188    
    189 niro 1403 # only on sysvinit or busybox systems
    190     if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
    191     then
    192     install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die
    193     fi
    194 niro 1821 if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] || [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
    195 niro 1446 then
    196 niro 1531 # check lock group on systemd systems
    197 niro 1446 if [[ -z $(chroot ${CDCHROOTDIR} getent group lock) ]]
    198     then
    199 niro 1531 echo "adding missing group 'lock'"
    200 niro 1446 chroot ${CDCHROOTDIR} groupadd -g 54 lock
    201     fi
    202 niro 1531 # dbus plugdev group
    203     if [[ -z $(chroot ${CDCHROOTDIR} getent group plugdev) ]]
    204     then
    205     echo "adding missing group 'plugdev'"
    206     chroot ${CDCHROOTDIR} groupadd -g 302 plugdev
    207     fi
    208     # dbus messagebus group
    209     if [[ -z $(chroot ${CDCHROOTDIR} getent group messagebus) ]]
    210     then
    211     echo "adding missing group 'messagebus'"
    212     chroot ${CDCHROOTDIR} groupadd -g 300 messagebus
    213     fi
    214     # dbus messagebus user
    215     if [[ -z $(chroot ${CDCHROOTDIR} getent passwd messagebus) ]]
    216     then
    217     echo "adding missing user 'messagebus'"
    218     chroot ${CDCHROOTDIR} useradd -u 300 -g messagebus -d /dev/null -s /bin/false messagebus
    219     fi
    220 niro 1446 fi
    221 niro 346 install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab || die
    222     install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd || die
    223     install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue || die
    224 niro 712 install -m 0644 $(get_profile net.eth0) ${CDCHROOTDIR}/etc/conf.d/net.eth0 || die
    225 niro 346 echo "${CDHOSTNAME}" > ${CDCHROOTDIR}/etc/hostname || die
    226 niro 1821 install -d ${CDCHROOTDIR}/mnt/magellan || die
    227 niro 346
    228     echo Setting up services ...
    229    
    230 niro 1531 # install systemd default services
    231     if [[ -x ${CDCHROOTDIR}/bin/systemctl ]]
    232     then
    233     # install tmpfs /tmp and /var/tmp
    234     install -m 0644 $(get_profile tmp.mount) ${CDCHROOTDIR}/lib/systemd/system/ || die
    235     install -m 0644 $(get_profile var-tmp.mount) ${CDCHROOTDIR}/lib/systemd/system/ || die
    236     # enable them
    237     ln -snf ../tmp.mount ${CDCHROOTDIR}/lib/systemd/system/local-fs.target.wants/tmp.mount || die
    238     ln -snf ../var-tmp.mount ${CDCHROOTDIR}/lib/systemd/system/local-fs.target.wants/var-tmp.mount || die
    239 niro 1821 fi
    240     # newer systemd goes to /usr/lib
    241     if [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
    242     then
    243     # install tmpfs /tmp and /var/tmp
    244     install -m 0644 $(get_profile tmp.mount) ${CDCHROOTDIR}/usr/lib/systemd/system/ || die
    245     install -m 0644 $(get_profile var-tmp.mount) ${CDCHROOTDIR}/usr/lib/systemd/system/ || die
    246     # enable them
    247     ln -snf ../tmp.mount ${CDCHROOTDIR}/usr/lib/systemd/system/local-fs.target.wants/tmp.mount || die
    248     ln -snf ../var-tmp.mount ${CDCHROOTDIR}/usr/lib/systemd/system/local-fs.target.wants/var-tmp.mount || die
    249     fi
    250 niro 1531
    251 niro 1821 if [[ -x ${CDCHROOTDIR}/bin/systemctl ]] || [[ -x ${CDCHROOTDIR}/usr/bin/systemctl ]]
    252     then
    253 niro 1531 install -m 0644 $(get_profile getty) ${CDCHROOTDIR}/etc/conf.d/getty || die
    254    
    255     custom_services add getty@.service
    256     custom_services add remote-fs.target
    257     # disable readahead
    258     custom_services del systemd-readahead-replay.service
    259     custom_services del systemd-readahead-collect.service
    260     fi
    261    
    262 niro 978 # # add hardware detection
    263 niro 1403 # if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
    264     # then
    265     # MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect"
    266     # fi
    267 niro 346
    268     # del checkfs
    269 niro 1403 if [[ -x ${CDCHROOTDIR}/sbin/rc-config ]]
    270     then
    271     MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc del checkfs"
    272     fi
    273 niro 346
    274 niro 360 # add custom packages
    275     [[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}"
    276     [ -f $(get_profile add_packages) ] && custom_packages install "$(read_config $(get_profile add_packages))"
    277    
    278     # del custom packages
    279     [[ -n ${DEL_PACKAGES} ]] && custom_packages uninstall "${DEL_PACKAGES}"
    280     [ -f $(get_profile del_packages) ] && custom_packages uninstall "$(read_config $(get_profile del_packages))"
    281    
    282     # add given services from profile
    283     [[ -n ${ADD_SERVICES} ]] && custom_services add "${ADD_SERVICES}"
    284     [ -f $(get_profile add_services) ] && custom_services add "$(read_config $(get_profile add_services))"
    285    
    286     # del given services from profile
    287     [[ -n ${DEL_SERVICES} ]] && custom_services del "${DEL_SERVICES}"
    288     [ -f $(get_profile del_services) ] && custom_services del "$(read_config $(get_profile del_services))"
    289    
    290     # setup default runlevel
    291     [[ -n ${DEFAULT_RUNLEVEL} ]] && custom_services default "${DEFAULT_RUNLEVEL}"
    292    
    293     if [ -f $(get_profile prepare_custom) ]
    294     then
    295     echo Running custom user script ...
    296     source $(get_profile prepare_custom) || die "running custom user script"
    297     fi
    298    
    299 niro 346 echo Cleaning unwanted files ...
    300 niro 1403 # do this only if not a symlink!
    301     if [[ ! -L ${CDCHROOTDIR}/etc/mtab ]]
    302     then
    303     :> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab"
    304     fi
    305 niro 360 [ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history
    306 niro 346 }
    307    
    308     generate_rootfs()
    309     {
    310 niro 1403 local loopdev
    311     local size
    312    
    313     if [ -f ${LIVECDROOT}/loop/LiveOS/ext3fs.img ]
    314     then
    315     rm ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
    316     fi
    317     if [ -f ${CDISOROOT}/LiveOS/squashfs.img ]
    318     then
    319     rm ${CDISOROOT}/LiveOS/squashfs.img
    320     fi
    321     if [ -f ${CDISOROOT}/livecdrootfs.sqsh ]
    322     then
    323     rm ${CDISOROOT}/livecdrootfs.sqsh
    324     fi
    325    
    326 niro 346 echo Generating squashfs compressed rootfs loopfile ...
    327 niro 1821 if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] ||
    328     [[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] ||
    329     [[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
    330 niro 1403 then
    331     install -d ${LIVECDROOT}/loop/{LiveOS,mnt} || die
    332 niro 346
    333 niro 1403 # get the actual size of the chroot
    334 niro 1531 size=$(du -s ${LIVECDROOT}/chroot | sed 's:^\(.*\)[[:space:]].*:\1:')
    335 niro 1403
    336     # generate a ext3fs file for devicemapper
    337     dd if=/dev/zero of=${LIVECDROOT}/loop/LiveOS/ext3fs.img bs=1024 count=$(( ${size} + 10 )) || die
    338     # create a filesystem
    339     mkfs.ext3 -L "_${CDID}_EXT3" -m 1 -b 1024 -F ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
    340     # set mount_counts and check_intervals to 0
    341     # set dir_index top, to speed up thing with hashed b-trees
    342     # allow acls too
    343     tune2fs -c0 -i0 -Odir_index -ouser_xattr,acl ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
    344    
    345     # losetup the device
    346     loopdev=$(losetup -f)
    347     [[ -z ${loopdev} ]] && die "No unused loopdev found. Maybe you want 'modprobe loop'?"
    348    
    349     # mount the image
    350     losetup ${loopdev} ${LIVECDROOT}/loop/LiveOS/ext3fs.img || die
    351     mount ${loopdev} ${LIVECDROOT}/loop/mnt || die
    352    
    353     # copy everything to the image file and preserve permissions
    354     ( cd ${CDCHROOTDIR} && tar cpf - . ) | ( cd ${LIVECDROOT}/loop/mnt && tar xvpf - )
    355    
    356     # now umount everything and create the squashfs image
    357     umount ${LIVECDROOT}/loop/mnt || die
    358     losetup -d ${loopdev} || die
    359     # remove mount to not ending up in the squashfs image
    360     if [[ -d ${LIVECDROOT}/loop/mnt ]]
    361     then
    362     rm -r ${LIVECDROOT}/loop/mnt || die
    363     fi
    364     mksquashfs ${LIVECDROOT}/loop ${LIVECDROOT}/livecdrootfs.sqsh || die
    365    
    366     # final cleanup
    367     if [[ -d ${LIVECDROOT}/loop ]]
    368     then
    369     rm -r ${LIVECDROOT}/loop || die
    370     fi
    371     else
    372     mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh || die
    373     fi
    374    
    375 niro 346 echo Moving rootfs loopfile to isoroot ...
    376     install -d ${CDISOROOT}
    377 niro 1821 if [[ -x ${CDCHROOTDIR}/sbin/dracut ]] ||
    378     [[ -x ${CDCHROOTDIR}/usr/sbin/dracut ]] ||
    379     [[ -x ${CDCHROOTDIR}/usr/bin/dracut ]]
    380 niro 1403 then
    381     install -d ${CDISOROOT}/LiveOS
    382     mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}/LiveOS/squashfs.img
    383     else
    384     mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
    385     fi
    386 niro 346 }
    387    
    388     install_bootloader()
    389     {
    390     echo Installing Bootloader ...
    391    
    392     # iso linux binary
    393     install -d ${CDISOROOT}/isolinux
    394 niro 1402 install ${ISOLINUX_BIN} ${CDISOROOT}/isolinux || die
    395 niro 346
    396     # kernel
    397     local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"
    398     install ${CDCHROOTDIR}/boot/${kimg} ${CDISOROOT}/isolinux/${CDKERNELNAME} || die
    399    
    400     install -m 0644 $(get_profile isolinux.cfg) ${CDISOROOT}/isolinux || die
    401     install -m 0644 $(get_profile boot.lss) ${CDISOROOT}/isolinux || die
    402     install -m 0644 $(get_profile boot.msg) ${CDISOROOT}/isolinux || die
    403     install -m 0644 $(get_profile help.msg) ${CDISOROOT}/isolinux || die
    404 niro 1531 # support the new layout too
    405     if [[ -f $(get_profile index.msg) ]]
    406     then
    407     install -m 0644 $(get_profile index.msg) ${CDISOROOT}/isolinux || die
    408     fi
    409     if [[ -f $(get_profile debug.msg) ]]
    410     then
    411     install -m 0644 $(get_profile debug.msg) ${CDISOROOT}/isolinux || die
    412     fi
    413 niro 346
    414     return 0
    415     }
    416    
    417     generate_initrd()
    418     {
    419     local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})"
    420    
    421 niro 1403 is_loc_mounted "${CDCHROOTDIR}/sys" || mount -t sysfs sysfs ${CDCHROOTDIR}/sys
    422     is_loc_mounted "${CDCHROOTDIR}/proc" || mount -t proc proc ${CDCHROOTDIR}/proc
    423     is_loc_mounted "${CDCHROOTDIR}/dev" || mount -o bind /dev ${CDCHROOTDIR}/dev
    424    
    425 niro 346 echo Generating initrd image ...
    426     echo '#!/bin/bash' > ${CHROOTSH} || die
    427 niro 1403 echo 'export LC_ALL=C' >> ${CHROOTSH} || die
    428 niro 346 echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die
    429     echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} || die
    430 niro 1403 # prefer dracut
    431 niro 1821 echo 'if [[ -x /sbin/dracut ]] || [[ -x /usr/sbin/dracut ]] || [[ -x /usr/bin/dracut ]]' >> ${CHROOTSH} || die
    432 niro 1403 echo 'then' >> ${CHROOTSH} || die
    433     echo ' dracut -v -f /initrd.gz ${kv}' >> ${CHROOTSH} || die
    434     echo 'else' >> ${CHROOTSH} || die
    435     echo ' mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die
    436     echo 'fi' >> ${CHROOTSH} || die
    437 niro 346 chmod +x ${CHROOTSH} || die
    438     chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) || die
    439     [[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} || die
    440    
    441 niro 1403 is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
    442     is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
    443     is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
    444    
    445 niro 346 # move initrd to isoroot
    446     install -d ${CDISOROOT}/isolinux || die
    447     mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux || die
    448     }
    449    
    450     generate_iso()
    451     {
    452     echo Generating ISO Image ...
    453     install -d ${CDISOROOT}
    454     pushd ${CDISOROOT} &&
    455     mkisofs -rock \
    456     -full-iso9660-filenames \
    457     -allow-leading-dots \
    458     -disable-deep-relocation \
    459     -output ${LIVECDROOT}/${CDISONAME} \
    460     -eltorito-boot isolinux/isolinux.bin \
    461     -eltorito-catalog isolinux/boot.cat \
    462     -no-emul-boot \
    463     -boot-load-size 4 \
    464     -boot-info-table \
    465     -volid "${CDID}" \
    466     ${CDISOROOT} #&> /dev/null
    467     popd
    468     }
    469    
    470     enter_livecd()
    471     {
    472 niro 1403 is_loc_mounted "${CDCHROOTDIR}/sys" || mount -t sysfs sysfs ${CDCHROOTDIR}/sys
    473     is_loc_mounted "${CDCHROOTDIR}/proc" || mount -t proc proc ${CDCHROOTDIR}/proc
    474     is_loc_mounted "${CDCHROOTDIR}/dev" || mount -o bind /dev ${CDCHROOTDIR}/dev
    475 niro 346
    476     chroot ${CDCHROOTDIR} \
    477     /usr/bin/env -i \
    478     HOME=/root \
    479     TERM=$TERM PS1='\u:\w\$ ' \
    480     PATH=/bin:/usr/bin:/sbin:/usr/sbin \
    481 niro 472 http_proxy=${http_proxy} \
    482     ftp_proxy=${ftp_proxy} \
    483     no_proxy=${no_proxy} \
    484 niro 346 /bin/bash -i
    485 niro 609
    486 niro 1403 is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
    487     is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
    488     is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
    489 niro 346 }
    490    
    491 niro 1403 is_loc_mounted()
    492     {
    493     local filesys
    494     local i
    495     filesys=$1
    496    
    497     i="$(cat /proc/mounts | grep " ${filesys} " | cut -d ' ' -f2)"
    498     [[ ${i} != ${filesys} ]] && return 1
    499    
    500     return 0
    501     }
    502    
    503     trap_exit()
    504     {
    505     is_loc_mounted "${CDCHROOTDIR}/dev" && umount ${CDCHROOTDIR}/dev
    506     is_loc_mounted "${CDCHROOTDIR}/proc" && umount ${CDCHROOTDIR}/proc
    507     is_loc_mounted "${CDCHROOTDIR}/sys" && umount ${CDCHROOTDIR}/sys
    508     }
    509    
    510 niro 360 usage()
    511     {
    512     echo "Usage: $(basename $0) [command] [profile] ..."
    513     echo
    514     echo "Commands:"
    515     echo " bootstrap - bootstraps the rootfs for the livecd"
    516     echo " prepare - prepare the rootfs to run from a livecd"
    517     echo " rootfs - generates the squashfs rootfs image"
    518     echo " initrd - generates a livecd suitable initrd"
    519     echo " bootloader - installs the bootloader"
    520     echo " isogen - generate the final livecd iso image"
    521     echo " all - runs all tasks to get a livecd from zero"
    522 niro 472 echo " enter - enters the rootfs of a livecd"
    523 niro 360 echo
    524     echo " for example '$(basename $0) all default'"
    525     echo " creates a livecd using the default profile."
    526     echo
    527     }
    528    
    529 niro 1403 # set some proper traps
    530     trap "trap_exit" SIGINT SIGQUIT
    531    
    532 niro 346 # source profile config - overrides all other vars
    533     [ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config
    534    
    535 niro 360 case $1 in
    536     bootstrap) bootstrap_system;;
    537     prepare) prepare_iso;;
    538     rootfs) generate_rootfs;;
    539     initrd) generate_initrd;;
    540     bootloader) install_bootloader;;
    541     isogen) generate_iso;;
    542     all)
    543     bootstrap_system
    544     prepare_iso
    545     generate_rootfs
    546     generate_initrd
    547     install_bootloader
    548 niro 713 generate_iso
    549 niro 360 ;;
    550 niro 472 enter) enter_livecd ;;
    551 niro 360 *|'') usage;;
    552     esac