gen_initramfs.sh

   1 #!/bin/bash
   2
   3 CPIO_ARGS="--quiet -o -H newc"
   4
   5 append_base_layout() {
   6         if [ -d "${TEMP}/initramfs-base-temp" ]
   7         then
   8                 rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
   9         fi
  10
  11         mkdir -p ${TEMP}/initramfs-base-temp/dev
  12         mkdir -p ${TEMP}/initramfs-base-temp/bin
  13         mkdir -p ${TEMP}/initramfs-base-temp/etc
  14         mkdir -p ${TEMP}/initramfs-base-temp/usr
  15         mkdir -p ${TEMP}/initramfs-base-temp/proc
  16         mkdir -p ${TEMP}/initramfs-base-temp/temp
  17         mkdir -p ${TEMP}/initramfs-base-temp/sys
  18         mkdir -p ${TEMP}/initramfs-temp/.initrd
  19         mkdir -p ${TEMP}/initramfs-base-temp/var/lock/dmraid
  20         mkdir -p ${TEMP}/initramfs-base-temp/sbin
  21         mkdir -p ${TEMP}/initramfs-base-temp/usr/bin
  22         mkdir -p ${TEMP}/initramfs-base-temp/usr/sbin
  23         ln -s  lib  ${TEMP}/initramfs-base-temp/lib64
  24
  25         echo "/dev/ram0     /           ext2    defaults        0 0" > ${TEMP}/initramfs-base-temp/etc/fstab
  26         echo "proc          /proc       proc    defaults    0 0" >> ${TEMP}/initramfs-base-temp/etc/fstab
  27
  28         cd ${TEMP}/initramfs-base-temp/dev
  29         mknod -m 660 console c 5 1
  30         mknod -m 660 null c 1 3
  31         mknod -m 600 tty1 c 4 1
  32
  33         date '+%Y%m%d' > ${TEMP}/initramfs-base-temp/etc/build_date
  34
  35         cd "${TEMP}/initramfs-base-temp/"
  36         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
  37         rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
  38 }
  39
  40 append_busybox() {
  41         if [ -d "${TEMP}/initramfs-busybox-temp" ]
  42         then
  43                 rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
  44         fi
  45
  46         mkdir -p "${TEMP}/initramfs-busybox-temp/bin/"
  47         tar -xjf "${BUSYBOX_BINCACHE}" -C "${TEMP}/initramfs-busybox-temp/bin" busybox ||
  48                 gen_die 'Could not extract busybox bincache!'
  49         chmod +x "${TEMP}/initramfs-busybox-temp/bin/busybox"
  50
  51         mkdir -p "${TEMP}/initramfs-busybox-temp/usr/share/udhcpc/"
  52         cp "${GK_SHARE}/defaults/udhcpc.scripts" ${TEMP}/initramfs-busybox-temp/usr/share/udhcpc/default.script
  53         chmod +x "${TEMP}/initramfs-busybox-temp/usr/share/udhcpc/default.script"
  54
  55         # Set up a few default symlinks
  56         for i in '[' ash sh mount uname echo cut cat; do
  57                 rm -f ${TEMP}/initramfs-busybox-temp/bin/$i > /dev/null
  58                 ln ${TEMP}/initramfs-busybox-temp/bin/busybox ${TEMP}/initramfs-busybox-temp/bin/$i ||
  59                         gen_die "Busybox error: could not link ${i}!"
  60         done
  61
  62         cd "${TEMP}/initramfs-busybox-temp/"
  63         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
  64         rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
  65 }
  66
  67 append_blkid(){
  68         if [ -d "${TEMP}/initramfs-blkid-temp" ]
  69         then
  70                 rm -r "${TEMP}/initramfs-blkid-temp/"
  71         fi
  72         cd ${TEMP}
  73         mkdir -p "${TEMP}/initramfs-blkid-temp/bin/"
  74         [ "${DISKLABEL}" -eq '1' ] && { /bin/bzip2 -dc "${BLKID_BINCACHE}" > "${TEMP}/initramfs-blkid-temp/bin/blkid" ||
  75                 gen_die "Could not extract blkid binary cache!"; }
  76         chmod a+x "${TEMP}/initramfs-blkid-temp/bin/blkid"
  77         cd "${TEMP}/initramfs-blkid-temp/"
  78         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
  79         rm -rf "${TEMP}/initramfs-blkid-temp" > /dev/null
  80 }
  81
  82 #append_fuse() {
  83 #       if [ -d "${TEMP}/initramfs-fuse-temp" ]
  84 #       then
  85 #               rm -r "${TEMP}/initramfs-fuse-temp"
  86 #       fi
  87 #       cd ${TEMP}
  88 #       mkdir -p "${TEMP}/initramfs-fuse-temp/lib/"
  89 #       tar -C "${TEMP}/initramfs-fuse-temp/lib/" -xjf "${FUSE_BINCACHE}"
  90 #       cd "${TEMP}/initramfs-fuse-temp/"
  91 #       find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
  92 #       rm -rf "${TEMP}/initramfs-fuse-temp" > /dev/null
  93 #}
  94
  95 append_unionfs_fuse() {
  96         if [ -d "${TEMP}/initramfs-unionfs-fuse-temp" ]
  97         then
  98                 rm -r "${TEMP}/initramfs-unionfs-fuse-temp"
  99         fi
 100         cd ${TEMP}
 101         mkdir -p "${TEMP}/initramfs-unionfs-fuse-temp/sbin/"
 102         bzip2 -dc "${UNIONFS_FUSE_BINCACHE}" > "${TEMP}/initramfs-unionfs-fuse-temp/sbin/unionfs" ||
 103                 gen_die 'Could not extract unionfs-fuse binary cache!'
 104         chmod a+x "${TEMP}/initramfs-unionfs-fuse-temp/sbin/unionfs"
 105         cd "${TEMP}/initramfs-unionfs-fuse-temp/"
 106         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 107         rm -rf "${TEMP}/initramfs-unionfs-fuse-temp" > /dev/null
 108 }
 109
 110 #append_suspend(){
 111 #       if [ -d "${TEMP}/initramfs-suspend-temp" ];
 112 #       then
 113 #               rm -r "${TEMP}/initramfs-suspend-temp/"
 114 #       fi
 115 #       print_info 1 'SUSPEND: Adding support (compiling binaries)...'
 116 #       compile_suspend
 117 #       mkdir -p "${TEMP}/initramfs-suspend-temp/"
 118 #       /bin/tar -jxpf "${SUSPEND_BINCACHE}" -C "${TEMP}/initramfs-suspend-temp" ||
 119 #               gen_die "Could not extract suspend binary cache!"
 120 #       mkdir -p "${TEMP}/initramfs-suspend-temp/etc"
 121 #       cp -f /etc/suspend.conf "${TEMP}/initramfs-suspend-temp/etc" ||
 122 #               gen_die 'Could not copy /etc/suspend.conf'
 123 #       cd "${TEMP}/initramfs-suspend-temp/"
 124 #       find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 125 #       rm -r "${TEMP}/initramfs-suspend-temp/"
 126 #}
 127
 128 append_multipath(){
 129         if [ -d "${TEMP}/initramfs-multipath-temp" ]
 130         then
 131                 rm -r "${TEMP}/initramfs-multipath-temp"
 132         fi
 133         print_info 1 '  Multipath support being added'
 134         mkdir -p "${TEMP}/initramfs-multipath-temp/bin/"
 135         mkdir -p "${TEMP}/initramfs-multipath-temp/etc/"
 136         mkdir -p "${TEMP}/initramfs-multipath-temp/sbin/"
 137         mkdir -p "${TEMP}/initramfs-multipath-temp/lib/"
 138         cp -a /lib/ld-* "${TEMP}/initramfs-multipath-temp/lib" \
 139                 || gen_die 'Could not copy files for MULTIPATH!'
 140         cp -a /lib/libc-* /lib/libc.* "${TEMP}/initramfs-multipath-temp/lib" \
 141         cp -a /lib/libdl-* /lib/libdl.* "${TEMP}/initramfs-multipath-temp/lib" \
 142         cp -a /lib/libsysfs*so* "${TEMP}/initramfs-multipath-temp/lib" \
 143         cp -a /lib/libdevmapper*so* "${TEMP}/initramfs-multipath-temp/lib" \
 144         cp -a /sbin/multipath "${TEMP}/initramfs-multipath-temp/sbin" \
 145         cp -a /sbin/kpartx "${TEMP}/initramfs-multipath-temp/sbin" \
 146         cp -a /sbin/mpath_prio_* "${TEMP}/initramfs-multipath-temp/sbin" \
 147         cp -a /lib64/udev/scsi_id "${TEMP}/initramfs-multipath-temp/sbin" \
 148         cp -a /sbin/devmap_name "${TEMP}/initramfs-multipath-temp/sbin" \
 149         cp -a /sbin/dmsetup "${TEMP}/initramfs-multipath-temp/sbin" \
 150         cp -a /sbin/dmsetup "${TEMP}/initramfs-multipath-temp/sbin" \
 151         cp -a /bin/mountpoint "${TEMP}/initramfs-multipath-temp/bin" \
 152         if [ -x /sbin/multipath ]
 153         then
 154                 cp /etc/multipath.conf "${TEMP}/initramfs-multipath-temp/etc/" || gen_die 'could not copy /etc/multipath.conf please check this'
 155         fi
 156         if [ -x /sbin/scsi_id ]
 157         then
 158                 cp /etc/scsi_id.config "${TEMP}/initramfs-multipath-temp/etc/" || gen_die 'could not copy scsi_id.config'
 159         fi
 160         cd "${TEMP/initramfs-multipath-temp/"
 161         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 162         rm -r "${TEMP}/initramfs-multipath-temp/"
 163 }
 164
 165 append_dmraid(){
 166         if [ -d "${TEMP}/initramfs-dmraid-temp" ]
 167         then
 168                 rm -r "${TEMP}/initramfs-dmraid-temp/"
 169         fi
 170         print_info 1 'DMRAID: Adding support (compiling binaries)...'
 171         compile_dmraid
 172         mkdir -p "${TEMP}/initramfs-dmraid-temp/"
 173         /bin/tar -jxpf "${DMRAID_BINCACHE}" -C "${TEMP}/initramfs-dmraid-temp" ||
 174                 gen_die "Could not extract dmraid binary cache!";
 175         cd "${TEMP}/initramfs-dmraid-temp/"
 176         RAID456=`find . -type f -name raid456.ko`
 177         if [ -n "${RAID456}" ]
 178         then
 179                 cd "${RAID456/raid456.ko/}"
 180                 ln -sf raid456.kp raid45.ko
 181                 cd "${TEMP}/initramfs-dmraid-temp/"
 182         fi
 183         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 184         rm -r "${TEMP}/initramfs-dmraid-temp/"
 185 }
 186
 187 append_lvm(){
 188         if [ -d "${TEMP}/initramfs-lvm-temp" ]
 189         then
 190                 rm -r "${TEMP}/initramfs-lvm-temp/"
 191         fi
 192         cd ${TEMP}
 193         mkdir -p "${TEMP}/initramfs-lvm-temp/bin/"
 194         mkdir -p "${TEMP}/initramfs-lvm-temp/etc/lvm/"
 195         if [ -e '/sbin/lvm' ] && LC_ALL="C" ldd /sbin/lvm|grep -q 'not a dynamic executable'
 196         then
 197                 print_info 1 '          LVM: Adding support (using local static binaries)...'
 198                 cp /sbin/lvm "${TEMP}/initramfs-lvm-temp/bin/lvm" ||
 199                         gen_die 'Could not copy over lvm!'
 200         else
 201                 print_info 1 '          LVM: Adding support (compiling binaries)...'
 202                 compile_lvm
 203                 /bin/tar -jxpf "${LVM_BINCACHE}" -C "${TEMP}/initramfs-lvm-temp" ||
 204                         gen_die "Could not extract lvm binary cache!";
 205                 mv ${TEMP}/initramfs-lvm-temp/sbin/lvm.static ${TEMP}/initramfs-lvm-temp/bin/lvm ||
 206                         gen_die 'LVM error: Could not move lvm.static to lvm!'
 207         fi
 208         if [ -x /sbin/lvm ]
 209         then
 210 #               lvm dumpconfig 2>&1 > /dev/null || gen_die 'Could not copy over lvm.conf!'
 211 #               ret=$?
 212 #               if [ ${ret} != 0 ]
 213 #               then
 214                         cp /etc/lvm/lvm.conf "${TEMP}/initramfs-lvm-temp/etc/lvm/" ||
 215                                 gen_die 'Could not copy over lvm.conf!'
 216 #               else
 217 #                       gen_die 'Could not copy over lvm.conf!'
 218 #               fi
 219         fi
 220         cd "${TEMP}/initramfs-lvm-temp/"
 221         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 222         rm -r "${TEMP}/initramfs-lvm-temp/"
 223 }
 224
 225 append_evms(){
 226         if [ -d "${TEMP}/initramfs-evms-temp" ]
 227         then
 228                 rm -r "${TEMP}/initramfs-evms-temp/"
 229         fi
 230         mkdir -p "${TEMP}/initramfs-evms-temp/lib/evms"
 231         mkdir -p "${TEMP}/initramfs-evms-temp/etc/"
 232         mkdir -p "${TEMP}/initramfs-evms-temp/bin/"
 233         mkdir -p "${TEMP}/initramfs-evms-temp/sbin/"
 234         if [ "${EVMS}" -eq '1' ]
 235         then
 236                 print_info 1 '          EVMS: Adding support...'
 237                 mkdir -p ${TEMP}/initramfs-evms-temp/lib
 238                 cp -a /lib/ld-* "${TEMP}/initramfs-evms-temp/lib" \
 239                         || gen_die 'Could not copy files for EVMS!'
 240                 if [ -n "`ls /lib/libgcc_s*`" ]
 241                 then
 242                         cp -a /lib/libgcc_s* "${TEMP}/initramfs-evms-temp/lib" \
 243                                 || gen_die 'Could not copy files for EVMS!'
 244                 fi
 245                 cp -a /lib/libc-* /lib/libc.* "${TEMP}/initramfs-evms-temp/lib" \
 246                         || gen_die 'Could not copy files for EVMS!'
 247                 cp -a /lib/libdl-* /lib/libdl.* "${TEMP}/initramfs-evms-temp/lib" \
 248                         || gen_die 'Could not copy files for EVMS!'
 249                 cp -a /lib/libpthread* "${TEMP}/initramfs-evms-temp/lib" \
 250                         || gen_die 'Could not copy files for EVMS!'
 251                 cp -a /lib/libuuid*so* "${TEMP}/initramfs-evms-temp/lib" \
 252                         || gen_die 'Could not copy files for EVMS!'
 253                 cp -a /lib/libevms*so* "${TEMP}/initramfs-evms-temp/lib" \
 254                         || gen_die 'Could not copy files for EVMS!'
 255                 cp -a /lib/evms "${TEMP}/initramfs-evms-temp/lib" \
 256                         || gen_die 'Could not copy files for EVMS!'
 257                 cp -a /lib/evms/* "${TEMP}/initramfs-evms-temp/lib/evms" \
 258                         || gen_die 'Could not copy files for EVMS!'
 259                 cp -a /etc/evms.conf "${TEMP}/initramfs-evms-temp/etc" \
 260                         || gen_die 'Could not copy files for EVMS!'
 261                 cp /sbin/evms_activate "${TEMP}/initramfs-evms-temp/sbin" \
 262                         || gen_die 'Could not copy over evms_activate!'
 263
 264                 # Fix EVMS complaining that it can't find the swap utilities.
 265                 # These are not required in the initramfs
 266                 for swap_libs in "${TEMP}/initramfs-evms-temp/lib/evms/*/swap*.so"
 267                 do
 268                         rm ${swap_libs}
 269                 done
 270         fi
 271         cd "${TEMP}/initramfs-evms-temp/"
 272         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 273         rm -r "${TEMP}/initramfs-evms-temp/"
 274 }
 275
 276 append_mdadm(){
 277         if [ -d "${TEMP}/initramfs-mdadm-temp" ]
 278         then
 279                 rm -r "${TEMP}/initramfs-mdadm-temp/"
 280         fi
 281         cd ${TEMP}
 282         mkdir -p "${TEMP}/initramfs-mdadm-temp/etc/"
 283         if [ "${MDADM}" -eq '1' ]
 284         then
 285                 cp -a /etc/mdadm.conf "${TEMP}/initramfs-mdadm-temp/etc" \
 286                         || gen_die "Could not copy mdadm.conf!"
 287         fi
 288         cd "${TEMP}/initramfs-mdadm-temp/"
 289         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 290         rm -rf "${TEMP}/initramfs-mdadm-temp" > /dev/null
 291 }
 292
 293 append_splash(){
 294         splash_geninitramfs=`which splash_geninitramfs 2>/dev/null`
 295         if [ -x "${splash_geninitramfs}" ]
 296         then
 297                 [ -z "${SPLASH_THEME}" ] && [ -e /etc/conf.d/splash ] && source /etc/conf.d/splash
 298                 [ -z "${SPLASH_THEME}" ] && SPLASH_THEME=default
 299                 print_info 1 "  >> Installing splash [ using the ${SPLASH_THEME} theme ]..."
 300                 if [ -d "${TEMP}/initramfs-splash-temp" ]
 301                 then
 302                         rm -r "${TEMP}/initramfs-splash-temp/"
 303                 fi
 304                 mkdir -p "${TEMP}/initramfs-splash-temp"
 305                 cd /
 306                 local tmp=""
 307                 [ -n "${SPLASH_RES}" ] && tmp="-r ${SPLASH_RES}"
 308                 splash_geninitramfs -c "${TEMP}/initramfs-splash-temp" ${tmp} ${SPLASH_THEME} || gen_die "Could not build splash cpio archive"
 309                 if [ -e "/usr/share/splashutils/initrd.splash" ]; then
 310                         mkdir -p "${TEMP}/initramfs-splash-temp/etc"
 311                         cp -f "/usr/share/splashutils/initrd.splash" "${TEMP}/initramfs-splash-temp/etc"
 312                 fi
 313                 cd "${TEMP}/initramfs-splash-temp/"
 314                 find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
 315                         || gen_die "compressing splash cpio"
 316                 rm -r "${TEMP}/initramfs-splash-temp/"
 317         else
 318                 print_warning 1 '               >> No splash detected; skipping!'
 319         fi
 320 }
 321
 322 append_overlay(){
 323         cd ${INITRAMFS_OVERLAY}
 324         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 325 }
 326
 327 append_luks() {
 328         if [ -d "${TEMP}/initramfs-luks-temp" ]
 329         then
 330                 rm -r "${TEMP}/initramfs-luks-temp/"
 331         fi
 332
 333         mkdir -p "${TEMP}/initramfs-luks-temp/lib/luks/"
 334         mkdir -p "${TEMP}/initramfs-luks-temp/sbin"
 335         cd "${TEMP}/initramfs-luks-temp"
 336
 337         if isTrue ${LUKS}
 338         then
 339                 if is_static /bin/cryptsetup
 340                 then
 341                         print_info 1 "Including LUKS support"
 342                         cp /bin/cryptsetup ${TEMP}/initramfs-luks-temp/sbin/cryptsetup
 343                         chmod +x "${TEMP}/initramfs-luks-temp/sbin/cryptsetup"
 344                 elif is_static /sbin/cryptsetup
 345                 then
 346                         print_info 1 "Including LUKS support"
 347                         cp /sbin/cryptsetup ${TEMP}/initramfs-luks-temp/sbin/cryptsetup
 348                         chmod +x "${TEMP}/initramfs-luks-temp/sbin/cryptsetup"
 349                 else
 350                         print_info 1 "LUKS support requires static cryptsetup at /bin/cryptsetup or /sbin/cryptsetup"
 351                         print_info 1 "Not including LUKS support"
 352                 fi
 353         fi
 354
 355         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
 356                 || gen_die "appending cryptsetup to cpio"
 357
 358         cd "${TEMP}"
 359         rm -r "${TEMP}/initramfs-luks-temp/"
 360 }
 361
 362 append_firmware() {
 363         if [ -z "${FIRMWARE_FILES}" -a ! -d "${FIRMWARE_DIR}" ]
 364         then
 365                 gen_die "specified firmware directory (${FIRMWARE_DIR}) does not exist"
 366         fi
 367         if [ -d "${TEMP}/initramfs-firmware-temp" ]
 368         then
 369                 rm -r "${TEMP}/initramfs-firmware-temp/"
 370         fi
 371         mkdir -p "${TEMP}/initramfs-firmware-temp/lib/firmware"
 372         cd "${TEMP}/initramfs-firmware-temp"
 373         if [ -n "${FIRMWARE_FILES}" ]
 374         then
 375                 OLD_IFS=$IFS
 376                 IFS=","
 377                 for i in ${FIRMWARE_FILES}
 378                 do
 379                         cp -L "${i}" ${TEMP}/initramfs-firmware-temp/lib/firmware/
 380                 done
 381                 IFS=$OLD_IFS
 382         else
 383                 cp -a "${FIRMWARE_DIR}"/* ${TEMP}/initramfs-firmware-temp/lib/firmware/
 384         fi
 385         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
 386                 || gen_die "appending firmware to cpio"
 387         rm -r "${TEMP}/initramfs-firmware-temp/"
 388 }
 389
 390 print_list()
 391 {
 392         local x
 393         for x in ${*}
 394         do
 395                 echo ${x}
 396         done
 397 }
 398
 399 append_modules() {
 400         local group
 401         local group_modules
 402         local MOD_EXT=".ko"
 403
 404         print_info 2 "initramfs: >> Searching for modules..."
 405         if [ "${INSTALL_MOD_PATH}" != '' ]
 406         then
 407           cd ${INSTALL_MOD_PATH}
 408         else
 409           cd /
 410         fi
 411
 412         if [ -d "${TEMP}/initramfs-modules-${KV}-temp" ]
 413         then
 414                 rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
 415         fi
 416         mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/lib/modules/${KV}"
 417         for i in `gen_dep_list`
 418         do
 419                 mymod=`find ./lib/modules/${KV} -name "${i}${MOD_EXT}" 2>/dev/null| head -n 1 `
 420                 if [ -z "${mymod}" ]
 421                 then
 422                         print_warning 2 "Warning :: ${i}${MOD_EXT} not found; skipping..."
 423                         continue;
 424                 fi
 425
 426                 print_info 2 "initramfs: >> Copying ${i}${MOD_EXT}..."
 427                 cp -ax --parents "${mymod}" "${TEMP}/initramfs-modules-${KV}-temp"
 428         done
 429
 430         cp -ax --parents ./lib/modules/${KV}/modules* ${TEMP}/initramfs-modules-${KV}-temp 2>/dev/null
 431
 432         mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/etc/modules"
 433         for group_modules in ${!MODULES_*}; do
 434                 group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
 435                 print_list ${!group_modules} > "${TEMP}/initramfs-modules-${KV}-temp/etc/modules/${group}"
 436         done
 437         cd "${TEMP}/initramfs-modules-${KV}-temp/"
 438         find . | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 439         cd "${TEMP}"
 440         rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
 441 }
 442
 443 # check for static linked file with objdump
 444 is_static() {
 445         LANG="C" LC_ALL="C" objdump -T $1 2>&1 | grep "not a dynamic object" > /dev/null
 446         return $?
 447 }
 448
 449 append_auxilary() {
 450         if [ -d "${TEMP}/initramfs-aux-temp" ]
 451         then
 452                 rm -r "${TEMP}/initramfs-aux-temp/"
 453         fi
 454         mkdir -p "${TEMP}/initramfs-aux-temp/etc"
 455         mkdir -p "${TEMP}/initramfs-aux-temp/sbin"
 456         if [ -f "${CMD_LINUXRC}" ]
 457         then
 458                 cp "${CMD_LINUXRC}" "${TEMP}/initramfs-aux-temp/init"
 459                 print_info 2 "        >> Copying user specified linuxrc: ${CMD_LINUXRC} to init"
 460         else
 461                 if isTrue ${NETBOOT}
 462                 then
 463                         cp "${GK_SHARE}/netboot/linuxrc.x" "${TEMP}/initramfs-aux-temp/init"
 464                 else
 465                         if [ -f "${GK_SHARE}/arch/${ARCH}/linuxrc" ]
 466                         then
 467                                 cp "${GK_SHARE}/arch/${ARCH}/linuxrc" "${TEMP}/initramfs-aux-temp/init"
 468                         else
 469                                 cp "${GK_SHARE}/defaults/linuxrc" "${TEMP}/initramfs-aux-temp/init"
 470                         fi
 471                 fi
 472         fi
 473
 474         # Make sure it's executable
 475         chmod 0755 "${TEMP}/initramfs-aux-temp/init"
 476
 477         # Make a symlink to init .. incase we are bundled inside the kernel as one
 478         # big cpio.
 479         cd ${TEMP}/initramfs-aux-temp
 480         ln -s init linuxrc
 481 #       ln ${TEMP}/initramfs-aux-temp/init ${TEMP}/initramfs-aux-temp/linuxrc
 482
 483         if [ -f "${GK_SHARE}/arch/${ARCH}/initrd.scripts" ]
 484         then
 485                 cp "${GK_SHARE}/arch/${ARCH}/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
 486         else
 487                 cp "${GK_SHARE}/defaults/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
 488         fi
 489
 490         if [ -f "${GK_SHARE}/arch/${ARCH}/initrd.defaults" ]
 491         then
 492                 cp "${GK_SHARE}/arch/${ARCH}/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 493         else
 494                 cp "${GK_SHARE}/defaults/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 495         fi
 496
 497         if [ -n "${REAL_ROOT}" ]
 498         then
 499                 sed -i "s:^REAL_ROOT=.*$:REAL_ROOT='${REAL_ROOT}':" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 500         fi
 501
 502         echo -n 'HWOPTS="$HWOPTS ' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 503         for group_modules in ${!MODULES_*}; do
 504                 group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
 505                 echo -n "${group} " >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 506         done
 507         echo '"' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 508
 509         if [ -f "${GK_SHARE}/arch/${ARCH}/modprobe" ]
 510         then
 511                 cp "${GK_SHARE}/arch/${ARCH}/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
 512         else
 513                 cp "${GK_SHARE}/defaults/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
 514         fi
 515         if isTrue $CMD_DOKEYMAPAUTO
 516         then
 517                 echo 'MY_HWOPTS="${MY_HWOPTS} keymap"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
 518         fi
 519         if isTrue $CMD_KEYMAP
 520         then
 521                 mkdir -p "${TEMP}/initramfs-aux-temp/lib/keymaps"
 522                 /bin/tar -C "${TEMP}/initramfs-aux-temp/lib/keymaps" -zxf "${GK_SHARE}/defaults/keymaps.tar.gz"
 523         fi
 524         if isTrue $CMD_SLOWUSB
 525         then
 526                 echo 'MY_HWOPTS="${MY_HWOPTS} slowusb"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
 527         fi
 528
 529         cd ${TEMP}/initramfs-aux-temp/sbin && ln -s ../init init
 530         cd ${TEMP}
 531         chmod +x "${TEMP}/initramfs-aux-temp/init"
 532         chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
 533         chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 534         chmod +x "${TEMP}/initramfs-aux-temp/sbin/modprobe"
 535
 536         if isTrue ${NETBOOT}
 537         then
 538                 cd "${GK_SHARE}/netboot/misc"
 539                 cp -pPRf * "${TEMP}/initramfs-aux-temp/"
 540         fi
 541
 542         cd "${TEMP}/initramfs-aux-temp/"
 543         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 544         cd "${TEMP}"
 545         rm -r "${TEMP}/initramfs-aux-temp/"
 546 }
 547
 548 append_data() {
 549         local name=$1 var=$2
 550         local func="append_${name}"
 551
 552         if [ $# -eq 1 ] || [ ${var} -eq 1 ]
 553         then
 554             print_info 1 "        >> Appending ${name} cpio data..."
 555             ${func}
 556         fi
 557 }
 558
 559 create_initramfs() {
 560         print_info 1 "initramfs: >> Initializing..."
 561
 562         # Create empty cpio
 563         CPIO="${TMPDIR}/initramfs-${KV}"
 564         echo | cpio ${CPIO_ARGS} -F "${CPIO}" 2>/dev/null \
 565                 || gen_die "Could not create empty cpio at ${CPIO}"
 566
 567         append_data 'base_layout'
 568         append_data 'auxilary' "${BUSYBOX}"
 569         append_data 'busybox' "${BUSYBOX}"
 570         append_data 'lvm' "${LVM}"
 571         append_data 'dmraid' "${DMRAID}"
 572         append_data 'evms' "${EVMS}"
 573         append_data 'mdadm' "${MDADM}"
 574         append_data 'luks' "${LUKS}"
 575
 576         if [ "${NORAMDISKMODULES}" -eq '0' ]
 577         then
 578                 append_data 'modules'
 579         else
 580                 print_info 1 "initramfs: Not copying modules..."
 581         fi
 582
 583         append_data 'blkid' "${DISKLABEL}"
 584
 585         append_data 'unionfs_fuse' "${UNIONFS}"
 586
 587         append_data 'splash' "${SPLASH}"
 588
 589         if isTrue "${FIRMWARE}" && [ -n "${FIRMWARE_DIR}" ]
 590         then
 591                 append_data 'firmware'
 592         fi
 593
 594         # This should always be appended last
 595         if [ "${INITRAMFS_OVERLAY}" != '' ]
 596         then
 597                 append_data 'overlay'
 598         fi
 599
 600         gzip -9 "${CPIO}"
 601         mv -f "${CPIO}.gz" "${CPIO}"
 602
 603         if isTrue "${INTEGRATED_INITRAMFS}"
 604         then
 605 #               cp ${TMPDIR}/initramfs-${KV} ${KERNEL_DIR}/usr/initramfs_data.cpio.gz
 606                 mv ${TMPDIR}/initramfs-${KV} ${TMPDIR}/initramfs-${KV}.cpio.gz
 607 #               sed -i "s|^.*CONFIG_INITRAMFS_SOURCE=.*$|CONFIG_INITRAMFS_SOURCE=\"${TMPDIR}/initramfs-${KV}.cpio.gz\"|" ${KERNEL_DIR}/.config
 608                 sed -i '/^.*CONFIG_INITRAMFS_SOURCE=.*$/d' ${KERNEL_DIR}/.config
 609                 echo -e "CONFIG_INITRAMFS_SOURCE=\"${TMPDIR}/initramfs-${KV}.cpio.gz\"\nCONFIG_INITRAMFS_ROOT_UID=0\nCONFIG_INITRAMFS_ROOT_GID=0" >> ${KERNEL_DIR}/.config
 610         fi
 611
 612         if ! isTrue "${CMD_NOINSTALL}"
 613         then
 614                 if ! isTrue "${INTEGRATED_INITRAMFS}"
 615                 then
 616                         copy_image_with_preserve "initramfs" \
 617                                 "${TMPDIR}/initramfs-${KV}" \
 618                                 "initramfs-${KNAME}-${ARCH}-${KV}"
 619                 fi
 620         fi
 621 }