targets/support/kmerge.sh

   1 #!/bin/bash
   2 # Copyright 1999-2005 Gentoo Foundation
   3 # Distributed under the terms of the GNU General Public License v2
   4
   5 source /tmp/chroot-functions.sh
   6
   7 mkdir -p /tmp/kerncache
   8
   9 check_genkernel_version
  10
  11 PKGDIR=/tmp/kerncache/${clst_kname}/ebuilds
  12
  13 setup_gk_args() {
  14         # default genkernel args
  15         GK_ARGS="${clst_gk_mainargs} \
  16                          ${clst_kernel_gk_kernargs} \
  17                          --cachedir=/tmp/kerncache/${clst_kname}-genkernel_cache-${clst_version_stamp} \
  18                          --no-mountboot \
  19                          --kerneldir=/usr/src/linux \
  20                          --kernel-config=/var/tmp/${clst_kname}.config \
  21                          --modulespackage=/tmp/kerncache/${clst_kname}-modules-${clst_version_stamp}.tar.bz2 \
  22                          --minkernpackage=/tmp/kerncache/${clst_kname}-kernel-initrd-${clst_version_stamp}.tar.bz2 \
  23                          --kerncache=/tmp/kerncache/${clst_kname}-kerncache-${clst_version_stamp}.tar.bz2 all"
  24         # extra genkernel options that we have to test for
  25         if [ "${clst_splash_type}" == "bootsplash" -a -n "${clst_splash_theme}" ]
  26         then
  27                 GK_ARGS="${GK_ARGS} --bootsplash=${clst_splash_theme}"
  28         fi
  29
  30         if [ "${clst_splash_type}" == "gensplash" -a -n "${clst_splash_theme}" ]
  31         then
  32                 GK_ARGS="${GK_ARGS} --gensplash=${clst_splash_theme}"
  33         fi
  34
  35         if [ -d "${clst_initramfs_overlay}" ]
  36         then
  37                 GK_ARGS="${GK_ARGS} --initramfs-overlay=/tmp/initramfs_overlay/${clst_initramfs_overlay}"
  38         fi
  39         if [ -n "${clst_CCACHE}" ]
  40         then
  41                 GK_ARGS="${GK_ARGS} --kernel-cc=/usr/lib/ccache/bin/gcc --utils-cc=/usr/lib/ccache/bin/gcc"
  42         fi
  43
  44         if [ "${clst_devmanager}" == "devfs" ]
  45         then
  46                 GK_ARGS="${GK_ARGS} --no-udev"
  47         fi
  48
  49         if [ -n "${clst_linuxrc}" ]
  50         then
  51                 GK_ARGS="${GK_ARGS} --linuxrc=/tmp/linuxrc"
  52         fi
  53 }
  54
  55 genkernel_compile(){
  56         eval "clst_initramfs_overlay=\$clst_boot_kernel_${filtered_kname}_initramfs_overlay"
  57         eval "clst_kernel_merge=\$clst_boot_kernel_${filtered_kname}_packages"
  58
  59         setup_gk_args
  60         #echo "The GK_ARGS are"
  61         #echo ${GK_ARGS}
  62         export clst_kernel_merge
  63         export clst_initramfs_overlay
  64         # Build our list of kernel packages
  65         if [ "${clst_livecd_type}" = "gentoo-release-livecd" -a "$clst_kernel_merge" != ""]
  66         then
  67                 mkdir -p /usr/livecd
  68                 echo "${clst_kernel_merge}" > /usr/livecd/kernelpkgs.txt
  69         fi
  70         # Build with genkernel using the set options
  71         # callback is put here to avoid escaping issues
  72         if [ -n "${clst_KERNCACHE}" ]
  73         then
  74                 if [ "$clst_kernel_merge" != "" ]
  75                 then
  76                         genkernel --callback="PKGDIR=${PKGDIR} emerge -kb \
  77                                 ${clst_kernel_merge}" ${GK_ARGS} || exit 1
  78                 else
  79                         genkernel ${GK_ARGS} || exit 1
  80                 fi
  81         else
  82                 if [ "$clst_kernel_merge" != "" ]
  83                 then
  84                         genkernel --callback="emerge ${clst_kernel_merge}" \
  85                                 ${GK_ARGS} || exit 1
  86                 else
  87                         genkernel ${GK_ARGS} || exit 1
  88                 fi
  89         fi
  90         md5sum /var/tmp/${clst_kname}.config|awk '{print $1}' > /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.CONFIG
  91 }
  92
  93 build_kernel() {
  94         genkernel_compile
  95 }
  96
  97 # Script to build each kernel, kernel-related packages
  98 /usr/sbin/env-update
  99 source /etc/profile
 100
 101 setup_myfeatures
 102 setup_myemergeopts
 103
 104 [ -n "${clst_ENVSCRIPT}" ] && source /tmp/envscript
 105 export CONFIG_PROTECT="-*"
 106
 107 # Set the timezone for the kernel build
 108 rm /etc/localtime
 109 ln -s /usr/share/zoneinfo/UTC /etc/localtime
 110
 111
 112 filtered_kname=${clst_kname/-/_}
 113 filtered_kname=${clst_kname/\//_}
 114 filtered_kname=${filtered_kname/\./_}
 115
 116 eval "clst_kernel_use=\$clst_boot_kernel_${filtered_kname}_use"
 117 export USE=$clst_kernel_use
 118
 119 eval "clst_kernel_gk_kernargs=\$clst_boot_kernel_${filtered_kname}_gk_kernargs"
 120 eval "clst_ksource=\$clst_boot_kernel_${filtered_kname}_sources"
 121
 122 # Don't use pkgcache here, as the kernel source may get emerged with different
 123 # USE variables (and thus different patches enabled/disabled.) Also, there's no
 124 # real benefit in using the pkgcache for kernel source ebuilds.
 125
 126 USE_MATCH=0
 127 if [ -e /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.USE ]
 128 then
 129         STR1=$(for i in `cat /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.USE`; do echo $i; done|sort)
 130         STR2=$(for i in ${clst_kernel_use}; do echo $i; done|sort)
 131         if [ "${STR1}" = "${STR2}" ]
 132         then
 133                 #echo "USE Flags match"
 134                 USE_MATCH=1
 135         else
 136                 if [ -n "${clst_KERNCACHE}" ]
 137                 then
 138                 [ -d /tmp/kerncache/${clst_kname}/ebuilds ] && \
 139                         rm -r /tmp/kerncache/${clst_kname}/ebuilds
 140                 [ -e /tmp/kerncache/${clst_kname}/usr/src/linux/.config ] && \
 141                         rm /tmp/kerncache/${clst_kname}/usr/src/linux/.config
 142                 fi
 143         fi
 144 fi
 145
 146 EXTRAVERSION_MATCH=0
 147 if [ -e /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.EXTRAVERSION ]
 148 then
 149         STR1=`cat /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.EXTRAVERSION`
 150         STR2=${clst_kextraversion}
 151         if [ "${STR1}" = "${STR2}" ]
 152         then
 153                 if [ -n "${clst_KERNCACHE}" ]
 154                 then
 155                         #echo "EXTRAVERSION match"
 156                         EXTRAVERSION_MATCH=1
 157                 fi
 158         fi
 159 fi
 160
 161 CONFIG_MATCH=0
 162 if [ -e /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.CONFIG ]
 163 then
 164         STR1=`cat /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.CONFIG`
 165         STR2=`md5sum /var/tmp/${clst_kname}.config|awk '{print $1}'`
 166         if [ "${STR1}" = "${STR2}" ]
 167         then
 168                 if [ -n "${clst_KERNCACHE}" ]
 169                 then
 170                         #echo "CONFIG match"
 171                         CONFIG_MATCH=1
 172                 fi
 173         fi
 174 fi
 175
 176 if [ "${USE_MATCH}" = "0" -o "${EXTRAVERSION_MATCH}" = "0" -o "${CONFIG_MATCH}" = "0" ]
 177 then
 178         echo "Cleaning up ${clst_kname} kernel install ..."
 179         echo "This may take some time ..."
 180         if [ -d /tmp/kerncache/${clst_kname}/ ]
 181         then
 182                 rm -r /tmp/kerncache/${clst_kname}/ || exit 1
 183         fi
 184 fi
 185
 186 mkdir -p /tmp/kerncache/${clst_kname}
 187
 188 if [ -n "${clst_KERNCACHE}" ]
 189 then
 190         ROOT=/tmp/kerncache/${clst_kname} PKGDIR=${PKGDIR} USE="${USE} symlink build" emerge --nodeps -ukb  "${clst_ksource}" || exit 1
 191         KERNELVERSION=`/usr/lib/portage/bin/portageq best_visible / "${clst_ksource}"`
 192         if [ ! -e /etc/portage/profile/package.provided ]
 193         then
 194                 mkdir -p /etc/portage/profile
 195                 echo "${KERNELVERSION}" > /etc/portage/profile/package.provided
 196         else
 197                 if ( ! grep -q "^${KERNELVERSION}"  /etc/portage/profile/package.provided )
 198                 then
 199                         echo "${KERNELVERSION}" >> /etc/portage/profile/package.provided
 200                 fi
 201         fi
 202                 [ -d /usr/src/linux ] && rm /usr/src/linux
 203         ln -s /tmp/kerncache/${clst_kname}/usr/src/linux /usr/src/linux
 204 else
 205                 USE="${USE} symlink build" emerge "${clst_ksource}" || exit 1
 206 fi
 207
 208 # If catalyst has set to a empty string, extraversion wasn't specified so we
 209 # skip this part
 210 if [ "${EXTRAVERSION_MATCH}" = "0" ]
 211 then
 212         if [ ! "${clst_kextraversion}" = "" ]
 213         then
 214                 echo "Setting extraversion to ${clst_kextraversion}"
 215                 sed -i -e "s:EXTRAVERSION \(=.*\):EXTRAVERSION \1-${clst_kextraversion}:" /usr/src/linux/Makefile
 216                 echo ${clst_kextraversion} > /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.EXTRAVERSION
 217         else
 218                 touch /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.EXTRAVERSION
 219         fi
 220 fi
 221
 222 build_kernel
 223 # grep out the kernel version so that we can do our modules magic
 224 VER=`grep ^VERSION\ \= /usr/src/linux/Makefile | awk '{ print $3 };'`
 225 PAT=`grep ^PATCHLEVEL\ \= /usr/src/linux/Makefile | awk '{ print $3 };'`
 226 SUB=`grep ^SUBLEVEL\ \= /usr/src/linux/Makefile | awk '{ print $3 };'`
 227 EXV=`grep ^EXTRAVERSION\ \= /usr/src/linux/Makefile | sed -e "s/EXTRAVERSION =//" -e "s/ //g"`
 228 clst_fudgeuname=${VER}.${PAT}.${SUB}${EXV}
 229
 230 /sbin/modules-update --assume-kernel=${clst_fudgeuname}
 231
 232 unset USE
 233 echo ${clst_kernel_use} > /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.USE