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    Annotation of /trunk/mlivecdbuild/mlivecdbuild2.sh

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    Revision 471 - (hide annotations) (download) (as text)
    Thu Apr 19 17:03:14 2007 UTC (17 years, 6 months ago) by niro
    File MIME type: application/x-sh
    File size: 8830 byte(s) 
    -fixed complains about 'continue'
    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     die() { echo "ERROR: $@"; exit 1; }
    23    
    24     # get_profile $filename
    25     get_profile()
    26     {
    27     local file="$1"
    28    
    29     if [[ -z ${file} ]] || [[ ! -e ${PROFILES_DIR}/${CDPROFILE}/${file} ]]
    30     then
    31     echo "${GLOBAL_PROFILE}/${file}"
    32     return 0
    33     fi
    34    
    35     echo "${PROFILES_DIR}/${CDPROFILE}/${file}"
    36     }
    37    
    38     bootstrap_system()
    39     {
    40     mage-bootstrap \
    41     --root "${CDCHROOTDIR}" \
    42     --magerc "${MAGERC}" \
    43     --profile "${MAGE_PROFILE}" \
    44     --toolchain "${TOOLCHAIN}" \
    45     --basesystem "${BASESYSTEM}" \
    46     || die "bootstrapping toolchain"
    47     }
    48    
    49 niro 360 custom_services()
    50     {
    51     local cmd="$1"
    52     local services="$2"
    53    
    54     case ${cmd} in
    55 niro 471 add|del|default)
    56     # add given services from profile
    57     if [[ -n ${services} ]]
    58     then
    59     local i
    60     for i in ${services}
    61     do
    62     MROOT="${CDCHROOTDIR}" rc-config ${cmd} ${i} || die "rc ${cmd} ${i}"
    63     done
    64     fi
    65     ;;
    66 niro 360 *) die "custom_services: unkown command ${cmd}";;
    67     esac
    68     }
    69    
    70     add_initrc()
    71     {
    72     local var="$1"
    73    
    74     # sanity checks
    75     [ -z "${CDCHROOTDIR}" ] && die "\$CDCHROOTDIR not given."
    76     echo "${var}" >> ${CDCHROOTDIR}/.installrc || die "add_initrc() adding \$var"
    77     }
    78    
    79     custom_packages()
    80     {
    81     local cmd="$1"
    82     local packages="$2"
    83    
    84     case ${cmd} in
    85 niro 471 install|uninstall)
    86     if [[ -n ${packages} ]]
    87     then
    88     :> ${CDCHROOTDIR}/.installrc
    89     local i
    90     for i in ${packages}
    91     do
    92     add_initrc "mage install ${i}"
    93     done
    94     add_initrc "mage clean"
    95    
    96     # now run the .installrc script
    97     mount -t proc proc ${CDCHROOTDIR}/proc || die "mount proc"
    98     mount -t sysfs sysfs ${CDCHROOTDIR}/sys || die "mount sys"
    99     mount -o bind /dev ${CDCHROOTDIR}/dev || die "mount dev"
    100     chroot ${CDCHROOTDIR} /bin/bash -i /.installrc || die "chr00ting"
    101     umount ${CDCHROOTDIR}/dev || die "umount dev"
    102     umount ${CDCHROOTDIR}/proc || die "umount proc"
    103     umount ${CDCHROOTDIR}/sys || die "umount sys"
    104     [ -f ${CDCHROOTDIR}/.installrc ] && rm ${CDCHROOTDIR}/.installrc
    105     fi
    106     ;;
    107 niro 360 *) die "custom_packages: unkown command ${cmd}";;
    108     esac
    109     }
    110    
    111     read_config()
    112     {
    113     local file="$1"
    114     local pkg
    115    
    116     ( cat ${file}; echo ) | while read pkg
    117     do
    118     case "${pkg}" in
    119     \#*|"") continue ;;
    120     esac
    121     echo "${pkg}"
    122     done
    123     }
    124    
    125 niro 346 prepare_iso()
    126     {
    127     echo Preparing LiveCD ISO Image ...
    128    
    129     # fixes some issues with xfree/xorg xkb
    130     if [ -L "${CDCHROOTDIR}/etc/X11/xkb" -a -d "/usr/X11R6/lib/X11/xkb" ]
    131     then
    132     rm ${CDCHROOTDIR}/etc/X11/xkb || die
    133     mv ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb ${CDCHROOTDIR}/etc/X11 || die
    134     ln -s ../../../../etc/X11/xkb ${CDCHROOTDIR}/usr/X11R6/lib/X11/xkb || die
    135     fi
    136    
    137     install -m 0644 $(get_profile inittab) ${CDCHROOTDIR}/etc/inittab || die
    138     install -m 0644 $(get_profile fstab) ${CDCHROOTDIR}/etc/fstab || die
    139     install -m 0644 $(get_profile motd) ${CDCHROOTDIR}/etc/motd || die
    140     install -m 0644 $(get_profile issue) ${CDCHROOTDIR}/etc/issue || die
    141     echo "${CDHOSTNAME}" > ${CDCHROOTDIR}/etc/hostname || die
    142    
    143     echo Setting up services ...
    144    
    145     # add hardware detection
    146     MROOT="${CDCHROOTDIR}" rc-config add hwdetect || die "rc add hwdetect"
    147    
    148     # del checkfs
    149     MROOT="${CDCHROOTDIR}" rc-config del checkfs || die "rc del checkfs"
    150    
    151 niro 360 # add custom packages
    152     [[ -n ${ADD_PACKAGES} ]] && custom_packages install "${ADD_PACKAGES}"
    153     [ -f $(get_profile add_packages) ] && custom_packages install "$(read_config $(get_profile add_packages))"
    154    
    155     # del custom packages
    156     [[ -n ${DEL_PACKAGES} ]] && custom_packages uninstall "${DEL_PACKAGES}"
    157     [ -f $(get_profile del_packages) ] && custom_packages uninstall "$(read_config $(get_profile del_packages))"
    158    
    159     # add given services from profile
    160     [[ -n ${ADD_SERVICES} ]] && custom_services add "${ADD_SERVICES}"
    161     [ -f $(get_profile add_services) ] && custom_services add "$(read_config $(get_profile add_services))"
    162    
    163     # del given services from profile
    164     [[ -n ${DEL_SERVICES} ]] && custom_services del "${DEL_SERVICES}"
    165     [ -f $(get_profile del_services) ] && custom_services del "$(read_config $(get_profile del_services))"
    166    
    167     # setup default runlevel
    168     [[ -n ${DEFAULT_RUNLEVEL} ]] && custom_services default "${DEFAULT_RUNLEVEL}"
    169    
    170     if [ -f $(get_profile prepare_custom) ]
    171     then
    172     echo Running custom user script ...
    173     source $(get_profile prepare_custom) || die "running custom user script"
    174     fi
    175    
    176 niro 346 echo Cleaning unwanted files ...
    177     :> ${CDCHROOTDIR}/etc/mtab || die "whiping /etc/mtab"
    178 niro 360 [ -f ${CDCHROOTDIR}/root/.bash_history ] && rm ${CDCHROOTDIR}/root/.bash_history
    179 niro 346 }
    180    
    181     generate_rootfs()
    182     {
    183     echo Generating squashfs compressed rootfs loopfile ...
    184     mksquashfs ${CDCHROOTDIR} ${LIVECDROOT}/livecdrootfs.sqsh #>/dev/null 2>&1
    185    
    186     echo Moving rootfs loopfile to isoroot ...
    187     install -d ${CDISOROOT}
    188     mv ${LIVECDROOT}/livecdrootfs.sqsh ${CDISOROOT}
    189     }
    190    
    191     install_bootloader()
    192     {
    193     echo Installing Bootloader ...
    194    
    195     # iso linux binary
    196     install -d ${CDISOROOT}/isolinux
    197 niro 348 install /usr/lib/mkinitrd/isolinux.bin ${CDISOROOT}/isolinux || die
    198 niro 346
    199     # kernel
    200     local kimg="$(basename $(readlink ${CDCHROOTDIR}/boot/vmlinuz))"
    201     install ${CDCHROOTDIR}/boot/${kimg} ${CDISOROOT}/isolinux/${CDKERNELNAME} || die
    202    
    203     install -m 0644 $(get_profile isolinux.cfg) ${CDISOROOT}/isolinux || die
    204     install -m 0644 $(get_profile boot.lss) ${CDISOROOT}/isolinux || die
    205     install -m 0644 $(get_profile boot.msg) ${CDISOROOT}/isolinux || die
    206     install -m 0644 $(get_profile help.msg) ${CDISOROOT}/isolinux || die
    207    
    208     return 0
    209     }
    210    
    211     generate_initrd()
    212     {
    213     local CHROOTSH="$(mktemp -p ${CDCHROOTDIR})"
    214    
    215     echo Generating initrd image ...
    216     echo '#!/bin/bash' > ${CHROOTSH} || die
    217     echo 'kv="$(readlink /boot/vmlinuz)"' >> ${CHROOTSH} || die
    218     echo 'kv="${kv/kernel-}/"' >> ${CHROOTSH} || die
    219     echo 'mkinitrd-livecd -f --initramfs /initrd.gz ${kv}' >> ${CHROOTSH} || die
    220     chmod +x ${CHROOTSH} || die
    221     chroot ${CDCHROOTDIR} /$(basename ${CHROOTSH}) || die
    222     [[ -f ${CHROOTSH} ]] && rm ${CHROOTSH} || die
    223    
    224     # move initrd to isoroot
    225     install -d ${CDISOROOT}/isolinux || die
    226     mv ${CDCHROOTDIR}/initrd.gz ${CDISOROOT}/isolinux || die
    227     }
    228    
    229     generate_iso()
    230     {
    231     echo Generating ISO Image ...
    232     install -d ${CDISOROOT}
    233     pushd ${CDISOROOT} &&
    234     mkisofs -rock \
    235     -full-iso9660-filenames \
    236     -allow-leading-dots \
    237     -disable-deep-relocation \
    238     -output ${LIVECDROOT}/${CDISONAME} \
    239     -eltorito-boot isolinux/isolinux.bin \
    240     -eltorito-catalog isolinux/boot.cat \
    241     -no-emul-boot \
    242     -boot-load-size 4 \
    243     -boot-info-table \
    244     -volid "${CDID}" \
    245     ${CDISOROOT} #&> /dev/null
    246     popd
    247     }
    248    
    249 niro 464 generate_dvd()
    250     {
    251     echo Generating DVD Image ...
    252     install -d ${CDISOROOT}
    253     pushd ${CDISOROOT} &&
    254     growisofs -dvd-compat \
    255     -rock \
    256     -full-iso9660-filenames \
    257     -allow-leading-dots \
    258     -disable-deep-relocation \
    259     -output ${LIVECDROOT}/${CDISONAME} \
    260     -eltorito-boot isolinux/isolinux.bin \
    261     -eltorito-catalog isolinux/boot.cat \
    262     -no-emul-boot \
    263     -boot-load-size 4 \
    264     -boot-info-table \
    265     -volid "${CDID}" \
    266     ${CDISOROOT} #&> /dev/null
    267     popd
    268     }
    269    
    270 niro 346 enter_livecd()
    271     {
    272     mount -t sysfs sysfs ${CDCHROOTDIR}/proc
    273     mount -t proc proc ${CDCHROOTDIR}/proc
    274     mount -o bind /dev ${CDCHROOTDIR}/dev
    275    
    276     chroot ${CDCHROOTDIR} \
    277     /usr/bin/env -i \
    278     HOME=/root \
    279     TERM=$TERM PS1='\u:\w\$ ' \
    280     PATH=/bin:/usr/bin:/sbin:/usr/sbin \
    281     /bin/bash -i
    282     }
    283    
    284 niro 360 usage()
    285     {
    286     echo "Usage: $(basename $0) [command] [profile] ..."
    287     echo
    288     echo "Commands:"
    289     echo " bootstrap - bootstraps the rootfs for the livecd"
    290     echo " prepare - prepare the rootfs to run from a livecd"
    291     echo " rootfs - generates the squashfs rootfs image"
    292     echo " initrd - generates a livecd suitable initrd"
    293     echo " bootloader - installs the bootloader"
    294     echo " isogen - generate the final livecd iso image"
    295 niro 464 echo " dvdgen - same as isogen but creates a dvd-image"
    296 niro 360 echo " all - runs all tasks to get a livecd from zero"
    297     echo
    298     echo " for example '$(basename $0) all default'"
    299     echo " creates a livecd using the default profile."
    300     echo
    301     }
    302    
    303 niro 346 # source profile config - overrides all other vars
    304     [ -f ${PROFILES_DIR}/${CDPROFILE}/config ] && . ${PROFILES_DIR}/${CDPROFILE}/config
    305    
    306 niro 360 case $1 in
    307     bootstrap) bootstrap_system;;
    308     prepare) prepare_iso;;
    309     rootfs) generate_rootfs;;
    310     initrd) generate_initrd;;
    311     bootloader) install_bootloader;;
    312     isogen) generate_iso;;
    313 niro 464 dvdgen) generate_dvd;;
    314 niro 360 all)
    315     bootstrap_system
    316     prepare_iso
    317     generate_rootfs
    318     generate_initrd
    319     install_bootloader
    320 niro 464 if [[ ${DEFINE_DVD} = 1 ]]
    321     then
    322     generate_dvd
    323     else
    324     generate_iso
    325     fi
    326 niro 360 ;;
    327     *|'') usage;;
    328     esac