targets/support/kmerge.sh

   1 #!/bin/bash
   2
   3 source /tmp/chroot-functions.sh
   4
   5 check_genkernel_version
   6
   7 install -d /tmp/kerncache
   8 PKGDIR=/tmp/kerncache/${clst_kname}/ebuilds
   9
  10 setup_gk_args() {
  11         # default genkernel args
  12         GK_ARGS="${clst_gk_mainargs} \
  13                          ${clst_kernel_gk_kernargs} \
  14                          --cachedir=/tmp/kerncache/${clst_kname}-genkernel_cache-${clst_version_stamp} \
  15                          --no-mountboot \
  16                          --kerneldir=/usr/src/linux \
  17                          --modulespackage=/tmp/kerncache/${clst_kname}-modules-${clst_version_stamp}.tar.bz2 \
  18                          --minkernpackage=/tmp/kerncache/${clst_kname}-kernel-initrd-${clst_version_stamp}.tar.bz2 all"
  19         # extra genkernel options that we have to test for
  20         if [ -n "${clst_KERNCACHE}" ]
  21         then
  22                 GK_ARGS="${GK_ARGS} --kerncache=/tmp/kerncache/${clst_kname}-kerncache-${clst_version_stamp}.tar.bz2"
  23         fi
  24         if [ -e /var/tmp/${clst_kname}.config ]
  25         then
  26                 GK_ARGS="${GK_ARGS} --kernel-config=/var/tmp/${clst_kname}.config"
  27         fi
  28
  29         if [ -n "${clst_splash_theme}" ]
  30         then
  31                 GK_ARGS="${GK_ARGS} --splash=${clst_splash_theme}"
  32                 # Setup case structure for livecd_type
  33                 case ${clst_livecd_type} in
  34                         gentoo-release-minimal|gentoo-release-universal)
  35                                 case ${clst_hostarch} in
  36                                         amd64|x86)
  37                                                 GK_ARGS="${GK_ARGS} --splash-res=1024x768"
  38                                         ;;
  39                                 esac
  40                         ;;
  41                 esac
  42         fi
  43
  44         if [ -d "/tmp/initramfs_overlay/${clst_initramfs_overlay}" ]
  45         then
  46                 GK_ARGS="${GK_ARGS} --initramfs-overlay=/tmp/initramfs_overlay/${clst_initramfs_overlay}"
  47         fi
  48         if [ -n "${clst_CCACHE}" ]
  49         then
  50                 GK_ARGS="${GK_ARGS} --kernel-cc=/usr/lib/ccache/bin/gcc --utils-cc=/usr/lib/ccache/bin/gcc"
  51         fi
  52
  53         if [ -n "${clst_linuxrc}" ]
  54         then
  55                 GK_ARGS="${GK_ARGS} --linuxrc=/tmp/linuxrc"
  56         fi
  57
  58         if [ -n "${clst_busybox_config}" ]
  59         then
  60                 GK_ARGS="${GK_ARGS} --busybox-config=/tmp/busy-config"
  61         fi
  62
  63         if [ "${clst_target}" == "netboot2" ]
  64         then
  65                 GK_ARGS="${GK_ARGS} --netboot"
  66
  67                 if [ -n "${clst_merge_path}" ]
  68                 then
  69                         GK_ARGS="${GK_ARGS} --initramfs-overlay=\"${clst_merge_path}\""
  70                 fi
  71         fi
  72 }
  73
  74 genkernel_compile(){
  75         eval "clst_initramfs_overlay=\$clst_boot_kernel_${filtered_kname}_initramfs_overlay"
  76         eval "clst_kernel_merge=\$clst_boot_kernel_${filtered_kname}_packages"
  77
  78         setup_gk_args
  79         #echo "The GK_ARGS are"
  80         #echo ${GK_ARGS}
  81         export clst_kernel_merge
  82         export clst_initramfs_overlay
  83         # Build our list of kernel packages
  84         case ${clst_livecd_type} in
  85                 gentoo-release-live*)
  86                         if [ -n "${clst_kernel_merge}" ]
  87                         then
  88                                 mkdir -p /usr/livecd
  89                                 echo "${clst_kernel_merge}" > /usr/livecd/kernelpkgs.txt
  90                         fi
  91                 ;;
  92         esac
  93         # Build with genkernel using the set options
  94         # callback is put here to avoid escaping issues
  95         gk_callback_opts="-qN"
  96         PKGDIR=${PKGDIR}
  97         if [ -n "${clst_KERNCACHE}" ]
  98         then
  99                 gk_callback_opts="${gk_callback_opts} -kb"
 100         fi
 101         if [ -n "${clst_FETCH}" ]
 102         then
 103                 gk_callback_opts="${gk_callback_opts} -f"
 104         fi
 105         if [ "${clst_kernel_merge}" != "" ]
 106         then
 107                 genkernel --callback="emerge ${gk_callback_opts} ${clst_kernel_merge}" \
 108                         ${GK_ARGS} || exit 1
 109         else
 110                 genkernel ${GK_ARGS} || exit 1
 111         fi
 112         if [ -e /var/tmp/${clst_kname}.config ]
 113         then
 114                 md5sum /var/tmp/${clst_kname}.config | awk '{print $1}' > \
 115                         /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.CONFIG
 116         fi
 117 }
 118
 119 build_kernel() {
 120         genkernel_compile
 121 }
 122
 123 [ -n "${clst_ENVSCRIPT}" ] && source /tmp/envscript
 124 export CONFIG_PROTECT="-*"
 125
 126 # Set the timezone for the kernel build
 127 rm /etc/localtime
 128 cp -f /usr/share/zoneinfo/UTC /etc/localtime
 129
 130 filtered_kname=${clst_kname/-/_}
 131 filtered_kname=${clst_kname/\//_}
 132 filtered_kname=${filtered_kname/\./_}
 133
 134 eval "clst_kernel_use=\$clst_boot_kernel_${filtered_kname}_use"
 135 eval "clst_kernel_gk_kernargs=\$clst_boot_kernel_${filtered_kname}_gk_kernargs"
 136 eval "clst_ksource=\$clst_boot_kernel_${filtered_kname}_sources"
 137
 138 if [ -z "${clst_ksource}" ]
 139 then
 140         clst_ksource="virtual/linux-sources"
 141 fi
 142
 143 # Don't use pkgcache here, as the kernel source may get emerged with different
 144 # USE variables (and thus different patches enabled/disabled.) Also, there's no
 145 # real benefit in using the pkgcache for kernel source ebuilds.
 146
 147 USE_MATCH=0
 148 if [ -e /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.USE ]
 149 then
 150         STR1=$(for i in `cat /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.USE`; do echo $i; done|sort)
 151         STR2=$(for i in ${clst_kernel_use}; do echo $i; done|sort)
 152         if [ "${STR1}" = "${STR2}" ]
 153         then
 154                 #echo "USE Flags match"
 155                 USE_MATCH=1
 156         else
 157                 if [ -n "${clst_KERNCACHE}" ]
 158                 then
 159                 [ -d /tmp/kerncache/${clst_kname}/ebuilds ] && \
 160                         rm -r /tmp/kerncache/${clst_kname}/ebuilds
 161                 [ -e /tmp/kerncache/${clst_kname}/usr/src/linux/.config ] && \
 162                         rm /tmp/kerncache/${clst_kname}/usr/src/linux/.config
 163                 fi
 164         fi
 165 fi
 166
 167 EXTRAVERSION_MATCH=0
 168 if [ -e /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.EXTRAVERSION ]
 169 then
 170         STR1=`cat /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.EXTRAVERSION`
 171         STR2=${clst_kextraversion}
 172         if [ "${STR1}" = "${STR2}" ]
 173         then
 174                 if [ -n "${clst_KERNCACHE}" ]
 175                 then
 176                         #echo "EXTRAVERSION match"
 177                         EXTRAVERSION_MATCH=1
 178                 fi
 179         fi
 180 fi
 181
 182 CONFIG_MATCH=0
 183 if [ -n "${clst_KERNCACHE}" -a \
 184      -e /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.CONFIG ]
 185 then
 186         if [ ! -e /var/tmp/${clst_kname}.config ]
 187         then
 188                 CONFIG_MATCH=1
 189         else
 190                 STR1=`cat /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.CONFIG`
 191                 STR2=`md5sum /var/tmp/${clst_kname}.config|awk '{print $1}'`
 192                 if [ "${STR1}" = "${STR2}" ]
 193                 then
 194                         CONFIG_MATCH=1
 195                 fi
 196         fi
 197 fi
 198
 199 [ -e /etc/portage/make.conf ] && \
 200         echo "USE=\"\${USE} ${clst_kernel_use} \"" >> /etc/portage/make.conf
 201
 202 if [ -n "${clst_KERNCACHE}" ]
 203 then
 204         mkdir -p /tmp/kerncache/${clst_kname}
 205         clst_root_path=/tmp/kerncache/${clst_kname} PKGDIR=${PKGDIR} clst_myemergeopts="--quiet --nodeps --update --newuse" run_merge "${clst_ksource}" || exit 1
 206         KERNELVERSION=`portageq best_visible / "${clst_ksource}"`
 207         if [ ! -e /etc/portage/profile/package.provided ]
 208         then
 209                 mkdir -p /etc/portage/profile
 210                 echo "${KERNELVERSION}" > /etc/portage/profile/package.provided
 211         else
 212                 if ( ! grep -q "^${KERNELVERSION}\$"  /etc/portage/profile/package.provided )
 213                 then
 214                         echo "${KERNELVERSION}" >> /etc/portage/profile/package.provided
 215                 fi
 216         fi
 217         [ -L /usr/src/linux ] && rm -f /usr/src/linux
 218         ln -s /tmp/kerncache/${clst_kname}/usr/src/linux /usr/src/linux
 219 else
 220         [ -L /usr/src/linux ] && rm -f /usr/src/linux
 221         run_merge "${clst_ksource}" || exit 1
 222 fi
 223 make_destpath
 224
 225 # If catalyst has set to a empty string, extraversion wasn't specified so we
 226 # skip this part
 227 if [ "${EXTRAVERSION_MATCH}" = "0" ]
 228 then
 229         if [ ! "${clst_kextraversion}" = "" ]
 230         then
 231                 echo "Setting extraversion to ${clst_kextraversion}"
 232                 sed -i -e "s:EXTRAVERSION \(=.*\):EXTRAVERSION \1-${clst_kextraversion}:" /usr/src/linux/Makefile
 233                 echo ${clst_kextraversion} > /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.EXTRAVERSION
 234         else
 235                 touch /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.EXTRAVERSION
 236         fi
 237 fi
 238
 239 build_kernel
 240 sed -i "/USE=\"\${USE} ${clst_kernel_use} \"/d" /etc/portage/make.conf
 241 # grep out the kernel version so that we can do our modules magic
 242 VER=`grep ^VERSION\ \= /usr/src/linux/Makefile | awk '{ print $3 };'`
 243 PAT=`grep ^PATCHLEVEL\ \= /usr/src/linux/Makefile | awk '{ print $3 };'`
 244 SUB=`grep ^SUBLEVEL\ \= /usr/src/linux/Makefile | awk '{ print $3 };'`
 245 EXV=`grep ^EXTRAVERSION\ \= /usr/src/linux/Makefile | sed -e "s/EXTRAVERSION =//" -e "s/ //g"`
 246 clst_fudgeuname=${VER}.${PAT}.${SUB}${EXV}
 247
 248 /sbin/update-modules --assume-kernel=${clst_fudgeuname}
 249
 250 unset USE
 251 echo ${clst_kernel_use} > /tmp/kerncache/${clst_kname}/${clst_kname}-${clst_version_stamp}.USE
 252
 253
 254 if [ -n "${clst_KERNCACHE}" ]
 255 then
 256         if [ -e /etc/portage/profile/package.provided ]
 257         then
 258                 sed -i "/^$(echo "${KERNELVERSION}" | sed -e 's|/|\\/|g')\$/d" /etc/portage/profile/package.provided
 259         fi
 260 fi