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    • /[magellan-source]/trunk/bootstrap/scripts/bootstrap2.sh

    Contents of /trunk/bootstrap/scripts/bootstrap2.sh

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    Revision 263 - (show annotations) (download) (as text)
    Tue Oct 4 21:01:27 2005 UTC (18 years, 6 months ago) by niro
    File MIME type: application/x-sh
    File size: 5538 byte(s) 
    new version of bootstrap-magellan
    1 #!/bin/bash
    2 # bootstrap2.sh
    3
    4 TOOLCHAIN=""
    5 BASESYSTEM=""
    6 PROFILE=""
    7 MROOT=""
    8 ABORT_AFTER_STAGE1=false
    9 MY_MAGEDIR=""
    10 MY_PKGDIR=""
    11
    12 die()
    13 {
    14 echo "ERROR: $@"
    15 trap_exit
    16 exit 1
    17 }
    18
    19 read_magerc()
    20 {
    21 local var="$1"
    22 local magerc="$2"
    23 local value
    24
    25 # local all possible vars of a magerc file
    26 # to prevent bad issues
    27 local PKGDIR
    28 local BUILDDIR
    29 local INSTALLDB
    30 local MAGEDIR
    31 local MLIBDIR
    32 local VIRTUALDB_DEFAULTS
    33 local VIRTUALDB_FILE
    34 local SOURCEDIR
    35 local BINDIR
    36 local SMAGESCRIPTSDIR
    37 local MROOT
    38 local PKGSUFFIX
    39 local VERBOSE
    40 local MAGEDEBUG
    41 local ARCH
    42 local MAGE_UNINSTALL_TIMEOUT
    43 local CHOST
    44 local CFLAGS
    45 local CXXFLAGS
    46 local SMAGE_USE_CCACHE
    47 local SMAGE_USE_DISTCC
    48 local MAKEOPTS
    49 local DISTCC_HOSTS
    50 local DISTCC_DIR
    51 local DISTCC_VERBOSE
    52 local DISTCC_LOG
    53 local MIRRORS
    54 local RSYNC
    55 local SMAGE2RSYNC
    56
    57 # sanity checks
    58 [ -f ${magerc} ] && source ${magerc} || \
    59 die "get_value_from_magefile: ${magerc} not found."
    60 [ -z "${var}" ] && die "get_value_from_magefile: \$var not given."
    61
    62 source ${magerc}
    63 eval value=\$$(echo ${var})
    64 echo "${value}"
    65 }
    66
    67 add_initrc()
    68 {
    69 local var="$1"
    70
    71 # sanity checks
    72 [ -z "${MROOT}" ] && die "\$MROOT not given."
    73 echo "${var}" >> ${MROOT}/.installrc || die "add_initrc() adding \$var"
    74 }
    75
    76 enter_chroot()
    77 {
    78 mount -t proc proc ${MROOT}/proc || die "mount proc"
    79 mount -o bind /dev ${MROOT}/dev || die "mount dev"
    80
    81 chroot ${MROOT} /bin/bash -i /.installrc || die "chr00ting"
    82
    83 umount ${MROOT}/dev ${MROOT}/proc || die "mount proc/dev"
    84
    85 [ -f ${MROOT}/.installrc ] && rm ${MROOT}/.installrc
    86 }
    87
    88 is_loc_mounted()
    89 {
    90 local filesys
    91 local i
    92 filesys=$1
    93
    94 i="$(cat /proc/mounts | grep " ${filesys} " | cut -d ' ' -f2)"
    95 [[ ${i} != ${filesys} ]] && return 1
    96
    97 return 0
    98 }
    99
    100 trap_exit()
    101 {
    102 is_loc_mounted "${MROOT}/dev" && umount ${MROOT}/dev
    103 is_loc_mounted "${MROOT}/proc" && umount ${MROOT}/proc
    104 is_loc_mounted "${MY_MAGEDIR}" && umount ${MY_MAGEDIR}
    105 is_loc_mounted "${MY_PKGDIR}" && umount ${MY_PKGDIR}
    106 echo "bootstrap aborted"
    107 exit 1
    108 }
    109
    110 # set some proper traps
    111 trap "trap_exit" SIGINT SIGQUIT
    112
    113 # very basic getops
    114 for i in $*
    115 do
    116 case $1 in
    117 --toolchain|-t) shift; TOOLCHAIN="$1" ;;
    118 --basesystem|-b) shift; BASESYSTEM="$1" ;;
    119 --profile|-p) shift; PROFILE="$1" ;;
    120 --root|-r) shift; MROOT="$1" ;;
    121 --stage1|-s1) ABORT_AFTER_STAGE1=true ;;
    122 --magerc|-m) shift; MAGERC="$1" ;;
    123 esac
    124 shift
    125 done
    126
    127 # sanity checks; abort if not given
    128 [ -z "${MROOT}" ] && die "\$MROOT not given."
    129 [ -z "${MAGERC}" ] && die "\$MAGERC not given."
    130 [ -z "${PROFILE}" ] && die "\$PROFILE not given."
    131
    132 # they may be empty, they are included in the profile
    133 [ -z "${TOOLCHAIN}" ] && echo "\$TOOLCHAIN not given, using toolchain from profile."
    134 [[ ${ABORT_AFTER_STAGE1} = false ]] && [ -z "${BASESYSTEM}" ] \
    135 && echo "\$BASESYSTEM not given, using basesystem from profile."
    136
    137 # check needed global commands, dirs and files
    138 [ ! -d /usr/mage ] && die "/usr/mage does not exists"
    139 [ ! -x /sbin/mage ] && die "'/sbin/mage' not found. Please install '>= app-mage/mage-0.4' first."
    140 [ ! -x /bin/mount ] && die "'/bin/mount' not found. Please install '>= sys-apps/util-linux' first."
    141 [ ! -f ${MAGERC} ] && die "Please setup your mage.rc first."
    142 [ ! -f /etc/resolv.conf ] && die "/etc/resolv.conf missing. Please setup your networking first."
    143
    144 # install fake-root if not exist
    145 [ ! -d ${MROOT} ] && { install -d ${MROOT} || die "create fakedir"; }
    146
    147 # create a fake dirs and mount them to / of the host system
    148 MY_MAGEDIR="$(read_magerc MAGEDIR ${MAGERC})"
    149 MY_PKGDIR="$(read_magerc PKGDIR ${MAGERC})"
    150
    151 install -d ${MROOT}/${MY_MAGEDIR} || die "create magedir"
    152 install -d ${MROOT}/${MY_PKGDIR} || die "create pkgdir"
    153
    154 mount -o bind ${MROOT}/${MY_MAGEDIR} ${MY_MAGEDIR} || die "mount magedir"
    155 mount -o bind ${MROOT}/${MY_PKGDIR} ${MY_PKGDIR} || die "mount pkgdir"
    156
    157 # link to the right profile
    158 ln -snf ${MY_MAGEDIR}/profiles/${PROFILE} /etc/mage-profile || die "link profile"
    159
    160 # update mage tree
    161 mage update || die "update mage-tree"
    162
    163 # now get the toolchain and the basesystem layout file
    164 [ -z "${TOOLCHAIN}" ] && TOOLCHAIN="toolchain.defaults"
    165 [ -z "${BASESYSTEM}" ] && BASESYSTEM="basesystem.defaults"
    166 # read them
    167 TOOLCHAIN="$(< /etc/mage-profile/${TOOLCHAIN})"
    168 BASESYSTEM="$(< /etc/mage-profile/${BASESYSTEM})"
    169
    170 # install toolchain
    171 CONFIG_PROTECT="-*" MROOT="${MROOT}" mage install ${TOOLCHAIN} || die "toolchain install"
    172
    173 # umount dirs, they are not needed anymore
    174 umount ${MY_MAGEDIR} ${MY_PKGDIR} || die "umount mage/pkgdir"
    175
    176 # copy some needed files to the fake-root
    177 install -m 0644 ${MAGERC} ${MROOT}/etc/mage.rc || die "install mage.rc"
    178 install -m 0644 /etc/resolv.conf ${MROOT}/etc/resolv.conf || die "install resolv.conf"
    179
    180 # now create an initrc for the installation of the basesystem
    181 :> ${MROOT}/.installrc
    182 add_initrc "export HOME=/root"
    183 add_initrc "export PATH=/bin:/usr/bin:/sbin:/usr/sbin"
    184 add_initrc "export BASESYSTEM=${BASESYSTEM}"
    185 add_initrc "export PROFILE=${PROFILE}"
    186 add_initrc "export CONFIG_PROTECT=-*"
    187 add_initrc "export MY_MAGEDIR=${MY_MAGEDIR}"
    188
    189 # add proxies if defined
    190 [[ -n ${http_proxy} ]] && add_initrc "export http_proxy=${http_proxy}"
    191 [[ -n ${ftp_proxy} ]] && add_initrc "export ftp_proxy=${ftp_proxy}"
    192 [[ -n ${no_proxy} ]] && add_initrc "export no_proxy=${no_proxy}"
    193 [[ -n ${RSYNC_PROXY} ]] && add_initrc "export RSYNC_PROXY=${RSYNC_PROXY}"
    194
    195 # install comands
    196 add_initrc "ln -snf ${MY_MAGEDIR}/profiles/${PROFILE} /etc/mage-profile"
    197 add_initrc "mage install ${BASESYSTEM}"
    198 add_initrc "mage clean"
    199
    200 # chroot the toolchain
    201 enter_chroot
    202
    203 echo "System bootstrap to '${MROOT}' finished."
    204