1#!/bin/sh 2# 3# Copyright (c) 2005 Poul-Henning Kamp. 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27# $FreeBSD$ 28# 29 30set -e 31 32####################################################################### 33# 34# Setup default values for all controlling variables. 35# These values can be overridden from the config file(s) 36# 37####################################################################### 38 39# Name of this NanoBSD build. (Used to construct workdir names) 40NANO_NAME=full 41 42# Source tree directory 43NANO_SRC=/usr/src 44 45# Where nanobsd additional files live under the source tree 46NANO_TOOLS=tools/tools/nanobsd 47 48# Where cust_pkgng() finds packages to install 49NANO_PACKAGE_DIR=${NANO_SRC}/${NANO_TOOLS}/Pkg 50NANO_PACKAGE_LIST="*" 51 52# where package metadata gets placed 53NANO_PKG_META_BASE=/var/db 54 55# Object tree directory 56# default is subdir of /usr/obj 57#NANO_OBJ="" 58 59# The directory to put the final images 60# default is ${NANO_OBJ} 61#NANO_DISKIMGDIR="" 62 63# Make & parallel Make 64NANO_MAKE="make" 65NANO_PMAKE="make -j 3" 66 67# The default name for any image we create. 68NANO_IMGNAME="_.disk.full" 69 70# Options to put in make.conf during buildworld only 71CONF_BUILD=' ' 72 73# Options to put in make.conf during installworld only 74CONF_INSTALL=' ' 75 76# Options to put in make.conf during both build- & installworld. 77CONF_WORLD=' ' 78 79# Kernel config file to use 80NANO_KERNEL=GENERIC 81 82# Kernel modules to install. If empty, no modules are installed. 83# Use "default" to install all built modules. 84NANO_MODULES= 85 86# Customize commands. 87NANO_CUSTOMIZE="" 88 89# Late customize commands. 90NANO_LATE_CUSTOMIZE="" 91 92# Newfs paramters to use 93NANO_NEWFS="-b 4096 -f 512 -i 8192 -U" 94 95# The drive name of the media at runtime 96NANO_DRIVE=ada0 97 98# Target media size in 512 bytes sectors 99NANO_MEDIASIZE=2000000 100 101# Number of code images on media (1 or 2) 102NANO_IMAGES=2 103 104# 0 -> Leave second image all zeroes so it compresses better. 105# 1 -> Initialize second image with a copy of the first 106NANO_INIT_IMG2=1 107 108# Size of code file system in 512 bytes sectors 109# If zero, size will be as large as possible. 110NANO_CODESIZE=0 111 112# Size of configuration file system in 512 bytes sectors 113# Cannot be zero. 114NANO_CONFSIZE=2048 115 116# Size of data file system in 512 bytes sectors 117# If zero: no partition configured. 118# If negative: max size possible 119NANO_DATASIZE=0 120 121# Size of the /etc ramdisk in 512 bytes sectors 122NANO_RAM_ETCSIZE=10240 123 124# Size of the /tmp+/var ramdisk in 512 bytes sectors 125NANO_RAM_TMPVARSIZE=10240 126 127# Media geometry, only relevant if bios doesn't understand LBA. 128NANO_SECTS=63 129NANO_HEADS=16 130 131# boot0 flags/options and configuration 132NANO_BOOT0CFG="-o packet -s 1 -m 3" 133NANO_BOOTLOADER="boot/boot0sio" 134 135# boot2 flags/options 136# default force serial console 137NANO_BOOT2CFG="-h -S115200" 138 139# Backing type of md(4) device 140# Can be "file" or "swap" 141NANO_MD_BACKING="file" 142 143# for swap type md(4) backing, write out the mbr only 144NANO_IMAGE_MBRONLY=true 145 146# Progress Print level 147PPLEVEL=3 148 149# Set NANO_LABEL to non-blank to form the basis for using /dev/ufs/label 150# in preference to /dev/${NANO_DRIVE} 151# Root partition will be ${NANO_LABEL}s{1,2} 152# /cfg partition will be ${NANO_LABEL}s3 153# /data partition will be ${NANO_LABEL}s4 154NANO_LABEL="" 155NANO_SLICE_ROOT=s1 156NANO_SLICE_ALTROOT=s2 157NANO_SLICE_CFG=s3 158NANO_SLICE_DATA=s4 159NANO_ROOT=s1a 160NANO_ALTROOT=s2a 161 162# Default ownwership for nopriv build 163NANO_DEF_UNAME=root 164NANO_DEF_GNAME=wheel 165 166####################################################################### 167# Architecture to build. Corresponds to TARGET_ARCH in a buildworld. 168# Unfortunately, there's no way to set TARGET at this time, and it 169# conflates the two, so architectures where TARGET != TARGET_ARCH and 170# TARGET can't be guessed from TARGET_ARCH do not work. This defaults 171# to the arch of the current machine. 172NANO_ARCH=`uname -p` 173 174# CPUTYPE defaults to "" which is the default when CPUTYPE isn't 175# defined. 176NANO_CPUTYPE="" 177 178# Directory to populate /cfg from 179NANO_CFGDIR="" 180 181# Directory to populate /data from 182NANO_DATADIR="" 183 184# We don't need SRCCONF or SRC_ENV_CONF. NanoBSD puts everything we 185# need for the build in files included with __MAKE_CONF. Override in your 186# config file if you really must. We set them unconditionally here, though 187# in case they are stray in the build environment 188SRCCONF=/dev/null 189SRC_ENV_CONF=/dev/null 190 191####################################################################### 192# 193# The functions which do the real work. 194# Can be overridden from the config file(s) 195# 196####################################################################### 197 198# Export values into the shell. Must use { } instead of ( ) like 199# other functions to avoid a subshell. 200# We set __MAKE_CONF as a global since it is easier to get quoting 201# right for paths with spaces in them. 202make_export ( ) { 203 # Similar to export_var, except puts the data out to stdout 204 var=$1 205 eval val=\$$var 206 echo "Setting variable: $var=\"$val\"" 207 export $1 208} 209 210nano_make_build_env ( ) { 211 __MAKE_CONF="${NANO_MAKE_CONF_BUILD}" 212 make_export __MAKE_CONF 213} 214 215nano_make_install_env ( ) { 216 __MAKE_CONF="${NANO_MAKE_CONF_INSTALL}" 217 make_export __MAKE_CONF 218} 219 220# Extra environment variables for kernel builds 221nano_make_kernel_env ( ) { 222 if [ -f ${NANO_KERNEL} ] ; then 223 KERNCONFDIR="$(realpath $(dirname ${NANO_KERNEL}))" 224 KERNCONF="$(basename ${NANO_KERNEL})" 225 make_export KERNCONFDIR 226 make_export KERNCONF 227 else 228 export KERNCONF="${NANO_KERNEL}" 229 make_export KERNCONF 230 fi 231} 232 233nano_global_make_env ( ) ( 234 # global settings for the make.conf file, if set 235 [ -z "${NANO_ARCH}" ] || echo TARGET_ARCH="${NANO_ARCH}" 236 [ -z "${NANO_CPUTYPE}" ] || echo TARGET_CPUTYPE="${NANO_CPUTYPE}" 237) 238 239# rm doesn't know -x prior to FreeBSD 10, so cope with a variety of build 240# hosts for now. This will go away when support in the base goes away. 241rm ( ) { 242 echo "NANO RM $*" 243 case $(uname -r) in 244 7*|8*|9*) command rm $* ;; 245 *) command rm -x $* ;; 246 esac 247} 248 249# 250# Create empty files in the target tree, and record the fact. All paths 251# are relative to NANO_WORLDDIR. 252# 253tgt_touch ( ) ( 254 255 cd "${NANO_WORLDDIR}" 256 for i; do 257 touch $i 258 echo "./${i} type=file" >> ${NANO_METALOG} 259 done 260) 261 262# 263# Convert a directory into a symlink. Takes two arguments, the 264# current directory and what it should become a symlink to. The 265# directory is removed and a symlink is created. If we're doing 266# a nopriv build, then append this fact to the metalog 267# 268tgt_dir2symlink () ( 269 dir=$1 270 symlink=$2 271 272 cd "${NANO_WORLDDIR}" 273 rm -rf "$dir" 274 ln -s "$symlink" "$dir" 275 if [ -n "$NANO_METALOG" ]; then 276 echo "./${dir} type=link mode=0777 link=${symlink}" >> ${NANO_METALOG} 277 fi 278) 279 280# run in the world chroot, errors fatal 281CR ( ) { 282 chroot "${NANO_WORLDDIR}" /bin/sh -exc "$*" 283} 284 285# run in the world chroot, errors not fatal 286CR0 ( ) { 287 chroot "${NANO_WORLDDIR}" /bin/sh -c "$*" || true 288} 289 290nano_cleanup ( ) ( 291 [ $? -eq 0 ] || echo "Error encountered. Check for errors in last log file." 1>&2 292 exit $? 293) 294 295clean_build ( ) ( 296 pprint 2 "Clean and create object directory (${MAKEOBJDIRPREFIX})" 297 298 if ! rm -rf ${MAKEOBJDIRPREFIX}/ > /dev/null 2>&1 ; then 299 chflags -R noschg ${MAKEOBJDIRPREFIX}/ 300 rm -r ${MAKEOBJDIRPREFIX}/ 301 fi 302) 303 304make_conf_build ( ) ( 305 pprint 2 "Construct build make.conf ($NANO_MAKE_CONF_BUILD)" 306 307 mkdir -p ${MAKEOBJDIRPREFIX} 308 printenv > ${MAKEOBJDIRPREFIX}/_.env 309 310 # Make sure we get all the global settings that NanoBSD wants 311 # in addition to the user's global settings 312 ( 313 nano_global_make_env 314 echo "${CONF_WORLD}" 315 echo "${CONF_BUILD}" 316 ) > ${NANO_MAKE_CONF_BUILD} 317) 318 319build_world ( ) ( 320 pprint 2 "run buildworld" 321 pprint 3 "log: ${MAKEOBJDIRPREFIX}/_.bw" 322 323 ( 324 nano_make_build_env 325 set -o xtrace 326 cd "${NANO_SRC}" 327 ${NANO_PMAKE} buildworld 328 ) > ${MAKEOBJDIRPREFIX}/_.bw 2>&1 329) 330 331build_kernel ( ) ( 332 local extra 333 334 pprint 2 "build kernel ($NANO_KERNEL)" 335 pprint 3 "log: ${MAKEOBJDIRPREFIX}/_.bk" 336 337 ( 338 nano_make_build_env 339 nano_make_kernel_env 340 341 # Note: We intentionally build all modules, not only the ones in 342 # NANO_MODULES so the built world can be reused by multiple images. 343 # Although MODULES_OVERRIDE can be defined in the kenrel config 344 # file to override this behavior. Just set NANO_MODULES=default. 345 set -o xtrace 346 cd "${NANO_SRC}" 347 ${NANO_PMAKE} buildkernel 348 ) > ${MAKEOBJDIRPREFIX}/_.bk 2>&1 349) 350 351clean_world ( ) ( 352 if [ "${NANO_OBJ}" != "${MAKEOBJDIRPREFIX}" ]; then 353 pprint 2 "Clean and create object directory (${NANO_OBJ})" 354 if ! rm -rf ${NANO_OBJ}/ > /dev/null 2>&1 ; then 355 chflags -R noschg ${NANO_OBJ} 356 rm -r ${NANO_OBJ}/ 357 fi 358 mkdir -p "${NANO_OBJ}" "${NANO_WORLDDIR}" 359 printenv > ${NANO_OBJ}/_.env 360 else 361 pprint 2 "Clean and create world directory (${NANO_WORLDDIR})" 362 if ! rm -rf "${NANO_WORLDDIR}/" > /dev/null 2>&1 ; then 363 chflags -R noschg "${NANO_WORLDDIR}" 364 rm -rf "${NANO_WORLDDIR}/" 365 fi 366 mkdir -p "${NANO_WORLDDIR}" 367 fi 368) 369 370make_conf_install ( ) ( 371 pprint 2 "Construct install make.conf ($NANO_MAKE_CONF_INSTALL)" 372 373 # Make sure we get all the global settings that NanoBSD wants 374 # in addition to the user's global settings 375 ( 376 nano_global_make_env 377 echo "${CONF_WORLD}" 378 echo "${CONF_INSTALL}" 379 if [ -n "${NANO_NOPRIV_BUILD}" ]; then 380 echo NO_ROOT=t 381 echo METALOG=${NANO_METALOG} 382 fi 383 ) > ${NANO_MAKE_CONF_INSTALL} 384) 385 386install_world ( ) ( 387 pprint 2 "installworld" 388 pprint 3 "log: ${NANO_OBJ}/_.iw" 389 390 ( 391 nano_make_install_env 392 set -o xtrace 393 cd "${NANO_SRC}" 394 ${NANO_MAKE} installworld DESTDIR="${NANO_WORLDDIR}" 395 chflags -R noschg "${NANO_WORLDDIR}" 396 ) > ${NANO_OBJ}/_.iw 2>&1 397) 398 399install_etc ( ) ( 400 401 pprint 2 "install /etc" 402 pprint 3 "log: ${NANO_OBJ}/_.etc" 403 404 ( 405 nano_make_install_env 406 set -o xtrace 407 cd "${NANO_SRC}" 408 ${NANO_MAKE} distribution DESTDIR="${NANO_WORLDDIR}" 409 # make.conf doesn't get created by default, but some ports need it 410 # so they can spam it. 411 cp /dev/null "${NANO_WORLDDIR}"/etc/make.conf 412 ) > ${NANO_OBJ}/_.etc 2>&1 413) 414 415install_kernel ( ) ( 416 local extra 417 418 pprint 2 "install kernel ($NANO_KERNEL)" 419 pprint 3 "log: ${NANO_OBJ}/_.ik" 420 421 ( 422 423 nano_make_install_env 424 nano_make_kernel_env 425 426 if [ "${NANO_MODULES}" != "default" ]; then 427 MODULES_OVERRIDE="${NANO_MODULES}" 428 make_export MODULES_OVERRIDE 429 fi 430 431 set -o xtrace 432 cd "${NANO_SRC}" 433 ${NANO_MAKE} installkernel DESTDIR="${NANO_WORLDDIR}" 434 435 ) > ${NANO_OBJ}/_.ik 2>&1 436) 437 438native_xtools ( ) ( 439 print 2 "Installing the optimized native build tools for cross env" 440 pprint 3 "log: ${NANO_OBJ}/_.native_xtools" 441 442 ( 443 444 nano_make_install_env 445 set -o xtrace 446 cd "${NANO_SRC}" 447 ${NANO_MAKE} native-xtools DESTDIR="${NANO_WORLDDIR}" 448 449 ) > ${NANO_OBJ}/_.native_xtools 2>&1 450) 451 452# 453# Run the requested set of customization scripts, run after we've 454# done an installworld, installed the etc files, installed the kernel 455# and tweaked them in the standard way. 456# 457run_customize ( ) ( 458 459 pprint 2 "run customize scripts" 460 for c in $NANO_CUSTOMIZE 461 do 462 pprint 2 "customize \"$c\"" 463 pprint 3 "log: ${NANO_OBJ}/_.cust.$c" 464 pprint 4 "`type $c`" 465 ( set -x ; $c ) > ${NANO_OBJ}/_.cust.$c 2>&1 466 done 467) 468 469# 470# Run any last-minute customization commands after we've had a chance to 471# setup nanobsd, prune empty dirs from /usr, etc 472# 473run_late_customize ( ) ( 474 475 pprint 2 "run late customize scripts" 476 for c in $NANO_LATE_CUSTOMIZE 477 do 478 pprint 2 "late customize \"$c\"" 479 pprint 3 "log: ${NANO_OBJ}/_.late_cust.$c" 480 pprint 4 "`type $c`" 481 ( set -x ; $c ) > ${NANO_OBJ}/_.late_cust.$c 2>&1 482 done 483) 484 485# 486# Hook called after we run all the late customize commands, but 487# before we invoke the disk imager. The nopriv build uses it to 488# read in the meta log, apply the changes other parts of nanobsd 489# have been recording their actions. It's not anticipated that 490# a user's cfg file would override this. 491# 492fixup_before_diskimage ( ) ( 493 494 # Run the deduplication script that takes the matalog journal and 495 # combines multiple entries for the same file (see source for 496 # details). We take the extra step of removing the size keywords. This 497 # script, and many of the user scripts, copies, appeneds and otherwise 498 # modifies files in the build, changing their sizes. These actions are 499 # impossible to trap, so go ahead remove the size= keyword. For this 500 # narrow use, it doesn't buy us any protection and just gets in the way. 501 # The dedup tool's output must be sorted due to limitations in awk. 502 if [ -n "${NANO_METALOG}" ]; then 503 pprint 2 "Fixing metalog" 504 cp ${NANO_METALOG} ${NANO_METALOG}.pre 505 echo "/set uname=${NANO_DEF_UNAME} gname=${NANO_DEF_GNAME}" > ${NANO_METALOG} 506 cat ${NANO_METALOG}.pre | ${NANO_TOOLS}/mtree-dedup.awk | \ 507 sed -e 's/ size=[0-9][0-9]*//' | sort >> ${NANO_METALOG} 508 fi 509) 510 511setup_nanobsd ( ) ( 512 pprint 2 "configure nanobsd setup" 513 pprint 3 "log: ${NANO_OBJ}/_.dl" 514 515 ( 516 cd "${NANO_WORLDDIR}" 517 518 # Move /usr/local/etc to /etc/local so that the /cfg stuff 519 # can stomp on it. Otherwise packages like ipsec-tools which 520 # have hardcoded paths under ${prefix}/etc are not tweakable. 521 if [ -d usr/local/etc ] ; then 522 ( 523 mkdir -p etc/local 524 cd usr/local/etc 525 find . -print | cpio -dumpl ../../../etc/local 526 cd .. 527 rm -rf etc 528 ln -s ../../etc/local etc 529 ) 530 fi 531 532 for d in var etc 533 do 534 # link /$d under /conf 535 # we use hard links so we have them both places. 536 # the files in /$d will be hidden by the mount. 537 mkdir -p conf/base/$d conf/default/$d 538 find $d -print | cpio -dumpl conf/base/ 539 done 540 541 echo "$NANO_RAM_ETCSIZE" > conf/base/etc/md_size 542 echo "$NANO_RAM_TMPVARSIZE" > conf/base/var/md_size 543 544 # pick up config files from the special partition 545 echo "mount -o ro /dev/${NANO_DRIVE}${NANO_SLICE_CFG}" > conf/default/etc/remount 546 547 # Put /tmp on the /var ramdisk (could be symlink already) 548 tgt_dir2symlink tmp var/tmp 549 550 ) > ${NANO_OBJ}/_.dl 2>&1 551) 552 553setup_nanobsd_etc ( ) ( 554 pprint 2 "configure nanobsd /etc" 555 556 ( 557 cd "${NANO_WORLDDIR}" 558 559 # create diskless marker file 560 touch etc/diskless 561 562 [ -n "${NANO_NOPRIV_BUILD}" ] && chmod 666 etc/defaults/rc.conf 563 564 # Make root filesystem R/O by default 565 echo "root_rw_mount=NO" >> etc/defaults/rc.conf 566 # Disable entropy file, since / is read-only /var/db/entropy should be enough? 567 echo "entropy_file=NO" >> etc/defaults/rc.conf 568 569 [ -n "${NANO_NOPRIV_BUILD}" ] && chmod 444 etc/defaults/rc.conf 570 571 # save config file for scripts 572 echo "NANO_DRIVE=${NANO_DRIVE}" > etc/nanobsd.conf 573 574 echo "/dev/${NANO_DRIVE}${NANO_ROOT} / ufs ro 1 1" > etc/fstab 575 echo "/dev/${NANO_DRIVE}${NANO_SLICE_CFG} /cfg ufs rw,noauto 2 2" >> etc/fstab 576 mkdir -p cfg 577 ) 578) 579 580prune_usr ( ) ( 581 582 # Remove all empty directories in /usr 583 find "${NANO_WORLDDIR}"/usr -type d -depth -print | 584 while read d 585 do 586 rmdir $d > /dev/null 2>&1 || true 587 done 588) 589 590newfs_part ( ) ( 591 local dev mnt lbl 592 dev=$1 593 mnt=$2 594 lbl=$3 595 echo newfs ${NANO_NEWFS} ${NANO_LABEL:+-L${NANO_LABEL}${lbl}} ${dev} 596 newfs ${NANO_NEWFS} ${NANO_LABEL:+-L${NANO_LABEL}${lbl}} ${dev} 597 mount -o async ${dev} ${mnt} 598) 599 600# Convenient spot to work around any umount issues that your build environment 601# hits by overriding this method. 602nano_umount ( ) ( 603 umount ${1} 604) 605 606populate_slice ( ) ( 607 local dev dir mnt lbl 608 dev=$1 609 dir=$2 610 mnt=$3 611 lbl=$4 612 echo "Creating ${dev} (mounting on ${mnt})" 613 newfs_part ${dev} ${mnt} ${lbl} 614 if [ -n "${dir}" -a -d "${dir}" ]; then 615 echo "Populating ${lbl} from ${dir}" 616 cd "${dir}" 617 find . -print | grep -Ev '/(CVS|\.svn|\.hg|\.git)' | cpio -dumpv ${mnt} 618 fi 619 df -i ${mnt} 620 nano_umount ${mnt} 621) 622 623populate_cfg_slice ( ) ( 624 populate_slice "$1" "$2" "$3" "$4" 625) 626 627populate_data_slice ( ) ( 628 populate_slice "$1" "$2" "$3" "$4" 629) 630 631create_diskimage ( ) ( 632 pprint 2 "build diskimage" 633 pprint 3 "log: ${NANO_OBJ}/_.di" 634 635 ( 636 echo $NANO_MEDIASIZE $NANO_IMAGES \ 637 $NANO_SECTS $NANO_HEADS \ 638 $NANO_CODESIZE $NANO_CONFSIZE $NANO_DATASIZE | 639 awk ' 640 { 641 printf "# %s\n", $0 642 643 # size of cylinder in sectors 644 cs = $3 * $4 645 646 # number of full cylinders on media 647 cyl = int ($1 / cs) 648 649 # output fdisk geometry spec, truncate cyls to 1023 650 if (cyl <= 1023) 651 print "g c" cyl " h" $4 " s" $3 652 else 653 print "g c" 1023 " h" $4 " s" $3 654 655 if ($7 > 0) { 656 # size of data partition in full cylinders 657 dsl = int (($7 + cs - 1) / cs) 658 } else { 659 dsl = 0; 660 } 661 662 # size of config partition in full cylinders 663 csl = int (($6 + cs - 1) / cs) 664 665 if ($5 == 0) { 666 # size of image partition(s) in full cylinders 667 isl = int ((cyl - dsl - csl) / $2) 668 } else { 669 isl = int (($5 + cs - 1) / cs) 670 } 671 672 # First image partition start at second track 673 print "p 1 165 " $3, isl * cs - $3 674 c = isl * cs; 675 676 # Second image partition (if any) also starts offset one 677 # track to keep them identical. 678 if ($2 > 1) { 679 print "p 2 165 " $3 + c, isl * cs - $3 680 c += isl * cs; 681 } 682 683 # Config partition starts at cylinder boundary. 684 print "p 3 165 " c, csl * cs 685 c += csl * cs 686 687 # Data partition (if any) starts at cylinder boundary. 688 if ($7 > 0) { 689 print "p 4 165 " c, dsl * cs 690 } else if ($7 < 0 && $1 > c) { 691 print "p 4 165 " c, $1 - c 692 } else if ($1 < c) { 693 print "Disk space overcommitted by", \ 694 c - $1, "sectors" > "/dev/stderr" 695 exit 2 696 } 697 698 # Force slice 1 to be marked active. This is necessary 699 # for booting the image from a USB device to work. 700 print "a 1" 701 } 702 ' > ${NANO_OBJ}/_.fdisk 703 704 IMG=${NANO_DISKIMGDIR}/${NANO_IMGNAME} 705 MNT=${NANO_OBJ}/_.mnt 706 mkdir -p ${MNT} 707 708 if [ "${NANO_MD_BACKING}" = "swap" ] ; then 709 MD=`mdconfig -a -t swap -s ${NANO_MEDIASIZE} -x ${NANO_SECTS} \ 710 -y ${NANO_HEADS}` 711 else 712 echo "Creating md backing file..." 713 rm -f ${IMG} 714 dd if=/dev/zero of=${IMG} seek=${NANO_MEDIASIZE} count=0 715 MD=`mdconfig -a -t vnode -f ${IMG} -x ${NANO_SECTS} \ 716 -y ${NANO_HEADS}` 717 fi 718 719 trap "echo 'Running exit trap code' ; df -i ${MNT} ; nano_umount ${MNT} || true ; mdconfig -d -u $MD" 1 2 15 EXIT 720 721 fdisk -i -f ${NANO_OBJ}/_.fdisk ${MD} 722 fdisk ${MD} 723 # XXX: params 724 # XXX: pick up cached boot* files, they may not be in image anymore. 725 if [ -f ${NANO_WORLDDIR}/${NANO_BOOTLOADER} ]; then 726 boot0cfg -B -b ${NANO_WORLDDIR}/${NANO_BOOTLOADER} ${NANO_BOOT0CFG} ${MD} 727 fi 728 if [ -f ${NANO_WORLDDIR}/boot/boot ]; then 729 bsdlabel -w -B -b ${NANO_WORLDDIR}/boot/boot ${MD}${NANO_SLICE_ROOT} 730 else 731 bsdlabel -w ${MD}${NANO_SLICE_ROOT} 732 fi 733 bsdlabel ${MD}${NANO_SLICE_ROOT} 734 735 # Create first image 736 populate_slice /dev/${MD}${NANO_ROOT} ${NANO_WORLDDIR} ${MNT} "${NANO_ROOT}" 737 mount /dev/${MD}${NANO_ROOT} ${MNT} 738 echo "Generating mtree..." 739 ( cd "${MNT}" && mtree -c ) > ${NANO_OBJ}/_.mtree 740 ( cd "${MNT}" && du -k ) > ${NANO_OBJ}/_.du 741 nano_umount "${MNT}" 742 743 if [ $NANO_IMAGES -gt 1 -a $NANO_INIT_IMG2 -gt 0 ] ; then 744 # Duplicate to second image (if present) 745 echo "Duplicating to second image..." 746 dd conv=sparse if=/dev/${MD}${NANO_SLICE_ROOT} of=/dev/${MD}${NANO_SLICE_ALTROOT} bs=64k 747 mount /dev/${MD}${NANO_ALTROOT} ${MNT} 748 for f in ${MNT}/etc/fstab ${MNT}/conf/base/etc/fstab 749 do 750 sed -i "" "s=${NANO_DRIVE}${NANO_SLICE_ROOT}=${NANO_DRIVE}${NANO_SLICE_ALTROOT}=g" $f 751 done 752 nano_umount ${MNT} 753 # Override the label from the first partition so we 754 # don't confuse glabel with duplicates. 755 if [ -n "${NANO_LABEL}" ]; then 756 tunefs -L ${NANO_LABEL}"${NANO_ALTROOT}" /dev/${MD}${NANO_ALTROOT} 757 fi 758 fi 759 760 # Create Config slice 761 populate_cfg_slice /dev/${MD}${NANO_SLICE_CFG} "${NANO_CFGDIR}" ${MNT} "${NANO_SLICE_CFG}" 762 763 # Create Data slice, if any. 764 if [ -n "$NANO_SLICE_DATA" -a "$NANO_SLICE_CFG" = "$NANO_SLICE_DATA" -a \ 765 "$NANO_DATASIZE" -ne 0 ]; then 766 pprint 2 "NANO_SLICE_DATA is the same as NANO_SLICE_CFG, fix." 767 exit 2 768 fi 769 if [ $NANO_DATASIZE -ne 0 -a -n "$NANO_SLICE_DATA" ] ; then 770 populate_data_slice /dev/${MD}${NANO_SLICE_DATA} "${NANO_DATADIR}" ${MNT} "${NANO_SLICE_DATA}" 771 fi 772 773 if [ "${NANO_MD_BACKING}" = "swap" ] ; then 774 if [ ${NANO_IMAGE_MBRONLY} ]; then 775 echo "Writing out _.disk.mbr..." 776 dd if=/dev/${MD} of=${NANO_DISKIMGDIR}/_.disk.mbr bs=512 count=1 777 else 778 echo "Writing out ${NANO_IMGNAME}..." 779 dd if=/dev/${MD} of=${IMG} bs=64k 780 fi 781 782 echo "Writing out ${NANO_IMGNAME}..." 783 dd conv=sparse if=/dev/${MD} of=${IMG} bs=64k 784 fi 785 786 if ${do_copyout_partition} ; then 787 echo "Writing out _.disk.image..." 788 dd conv=sparse if=/dev/${MD}${NANO_SLICE_ROOT} of=${NANO_DISKIMGDIR}/_.disk.image bs=64k 789 fi 790 mdconfig -d -u $MD 791 792 trap - 1 2 15 793 trap nano_cleanup EXIT 794 795 ) > ${NANO_OBJ}/_.di 2>&1 796) 797 798last_orders ( ) ( 799 # Redefine this function with any last orders you may have 800 # after the build completed, for instance to copy the finished 801 # image to a more convenient place: 802 # cp ${NANO_DISKIMGDIR}/_.disk.image /home/ftp/pub/nanobsd.disk 803 true 804) 805 806####################################################################### 807# 808# Optional convenience functions. 809# 810####################################################################### 811 812####################################################################### 813# Common Flash device geometries 814# 815 816FlashDevice ( ) { 817 if [ -d ${NANO_TOOLS} ] ; then 818 . ${NANO_TOOLS}/FlashDevice.sub 819 else 820 . ${NANO_SRC}/${NANO_TOOLS}/FlashDevice.sub 821 fi 822 sub_FlashDevice $1 $2 823} 824 825####################################################################### 826# USB device geometries 827# 828# Usage: 829# UsbDevice Generic 1000 # a generic flash key sold as having 1GB 830# 831# This function will set NANO_MEDIASIZE, NANO_HEADS and NANO_SECTS for you. 832# 833# Note that the capacity of a flash key is usually advertised in MB or 834# GB, *not* MiB/GiB. As such, the precise number of cylinders available 835# for C/H/S geometry may vary depending on the actual flash geometry. 836# 837# The following generic device layouts are understood: 838# generic An alias for generic-hdd. 839# generic-hdd 255H 63S/T xxxxC with no MBR restrictions. 840# generic-fdd 64H 32S/T xxxxC with no MBR restrictions. 841# 842# The generic-hdd device is preferred for flash devices larger than 1GB. 843# 844 845UsbDevice ( ) { 846 a1=`echo $1 | tr '[:upper:]' '[:lower:]'` 847 case $a1 in 848 generic-fdd) 849 NANO_HEADS=64 850 NANO_SECTS=32 851 NANO_MEDIASIZE=$(( $2 * 1000 * 1000 / 512 )) 852 ;; 853 generic|generic-hdd) 854 NANO_HEADS=255 855 NANO_SECTS=63 856 NANO_MEDIASIZE=$(( $2 * 1000 * 1000 / 512 )) 857 ;; 858 *) 859 echo "Unknown USB flash device" 860 exit 2 861 ;; 862 esac 863} 864 865####################################################################### 866# Setup serial console 867 868cust_comconsole ( ) ( 869 # Enable getty on console 870 sed -i "" -e /tty[du]0/s/off/on/ ${NANO_WORLDDIR}/etc/ttys 871 872 # Disable getty on syscons devices 873 sed -i "" -e '/^ttyv[0-8]/s/ on/ off/' ${NANO_WORLDDIR}/etc/ttys 874 875 # Tell loader to use serial console early. 876 echo "${NANO_BOOT2CFG}" > ${NANO_WORLDDIR}/boot.config 877) 878 879####################################################################### 880# Allow root login via ssh 881 882cust_allow_ssh_root ( ) ( 883 sed -i "" -e '/PermitRootLogin/s/.*/PermitRootLogin yes/' \ 884 ${NANO_WORLDDIR}/etc/ssh/sshd_config 885) 886 887####################################################################### 888# Install the stuff under ./Files 889 890cust_install_files ( ) ( 891 cd "${NANO_TOOLS}/Files" 892 find . -print | grep -Ev '/(CVS|\.svn|\.hg|\.git)' | cpio -Ldumpv ${NANO_WORLDDIR} 893) 894 895####################################################################### 896# Install packages from ${NANO_PACKAGE_DIR} 897 898cust_pkgng ( ) ( 899 900 # If the package directory doesn't exist, we're done. 901 if [ ! -d ${NANO_PACKAGE_DIR} ]; then 902 echo "DONE 0 packages" 903 return 0 904 fi 905 906 # Find a pkg-* package 907 for x in `find -s ${NANO_PACKAGE_DIR} -iname 'pkg-*'`; do 908 _NANO_PKG_PACKAGE=`basename "$x"` 909 done 910 if [ -z "${_NANO_PKG_PACKAGE}" -o ! -f "${NANO_PACKAGE_DIR}/${_NANO_PKG_PACKAGE}" ]; then 911 echo "FAILED: need a pkg/ package for bootstrapping" 912 exit 2 913 fi 914 915 # Copy packages into chroot 916 mkdir -p ${NANO_WORLDDIR}/Pkg 917 ( 918 cd "${NANO_PACKAGE_DIR}" 919 find "${NANO_PACKAGE_LIST}" -print | 920 cpio -Ldumpv ${NANO_WORLDDIR}/Pkg 921 ) 922 923 #Bootstrap pkg 924 CR env ASSUME_ALWAYS_YES=YES SIGNATURE_TYPE=none /usr/sbin/pkg add /Pkg/${_NANO_PKG_PACKAGE} 925 CR pkg -N >/dev/null 2>&1 926 if [ "$?" -ne "0" ]; then 927 echo "FAILED: pkg bootstrapping faied" 928 exit 2 929 fi 930 rm -f ${NANO_WORLDDIR}/Pkg/pkg-* 931 932 # Count & report how many we have to install 933 todo=`ls ${NANO_WORLDDIR}/Pkg | /usr/bin/wc -l` 934 todo=$(expr $todo + 1) # add one for pkg since it is installed already 935 echo "=== TODO: $todo" 936 ls ${NANO_WORLDDIR}/Pkg 937 echo "===" 938 while true 939 do 940 # Record how many we have now 941 have=$(CR env ASSUME_ALWAYS_YES=YES /usr/sbin/pkg info | /usr/bin/wc -l) 942 943 # Attempt to install more packages 944 CR0 'ls 'Pkg/*txz' | xargs env ASSUME_ALWAYS_YES=YES /usr/sbin/pkg add' 945 946 # See what that got us 947 now=$(CR env ASSUME_ALWAYS_YES=YES /usr/sbin/pkg info | /usr/bin/wc -l) 948 echo "=== NOW $now" 949 CR env ASSUME_ALWAYS_YES=YES /usr/sbin/pkg info 950 echo "===" 951 if [ $now -eq $todo ] ; then 952 echo "DONE $now packages" 953 break 954 elif [ $now -eq $have ] ; then 955 echo "FAILED: Nothing happened on this pass" 956 exit 2 957 fi 958 done 959 rm -rf ${NANO_WORLDDIR}/Pkg 960) 961 962####################################################################### 963# Convenience function: 964# Register all args as customize function. 965 966customize_cmd ( ) { 967 NANO_CUSTOMIZE="$NANO_CUSTOMIZE $*" 968} 969 970####################################################################### 971# Convenience function: 972# Register all args as late customize function to run just before 973# image creation. 974 975late_customize_cmd ( ) { 976 NANO_LATE_CUSTOMIZE="$NANO_LATE_CUSTOMIZE $*" 977} 978 979####################################################################### 980# 981# All set up to go... 982# 983####################################################################### 984 985# Progress Print 986# Print $2 at level $1. 987pprint ( ) ( 988 if [ "$1" -le $PPLEVEL ]; then 989 runtime=$(( `date +%s` - $NANO_STARTTIME )) 990 printf "%s %.${1}s %s\n" "`date -u -r $runtime +%H:%M:%S`" "#####" "$2" 1>&3 991 fi 992) 993 994usage ( ) { 995 ( 996 echo "Usage: $0 [-bfiKknqvw] [-c config_file]" 997 echo " -b suppress builds (both kernel and world)" 998 echo " -c specify config file" 999 echo " -f suppress code slice extraction" 1000 echo " -i suppress disk image build" 1001 echo " -K suppress installkernel" 1002 echo " -k suppress buildkernel" 1003 echo " -n add -DNO_CLEAN to buildworld, buildkernel, etc" 1004 echo " -q make output more quiet" 1005 echo " -v make output more verbose" 1006 echo " -w suppress buildworld" 1007 ) 1>&2 1008 exit 2 1009} 1010 1011####################################################################### 1012# Setup and Export Internal variables 1013# 1014 1015export_var ( ) { # Don't wawnt a subshell 1016 var=$1 1017 # Lookup value of the variable. 1018 eval val=\$$var 1019 pprint 3 "Setting variable: $var=\"$val\"" 1020 export $1 1021} 1022 1023# Call this function to set defaults _after_ parsing options. 1024# dont want a subshell otherwise variable setting is thrown away. 1025set_defaults_and_export ( ) { 1026 : ${NANO_OBJ:=/usr/obj/nanobsd.${NANO_NAME}} 1027 : ${MAKEOBJDIRPREFIX:=${NANO_OBJ}} 1028 : ${NANO_DISKIMGDIR:=${NANO_OBJ}} 1029 NANO_WORLDDIR=${NANO_OBJ}/_.w 1030 NANO_MAKE_CONF_BUILD=${MAKEOBJDIRPREFIX}/make.conf.build 1031 NANO_MAKE_CONF_INSTALL=${NANO_OBJ}/make.conf.install 1032 1033 # Override user's NANO_DRIVE if they specified a NANO_LABEL 1034 [ -n "${NANO_LABEL}" ] && NANO_DRIVE="ufs/${NANO_LABEL}" || true 1035 1036 # Set a default NANO_TOOLS to NANO_SRC/NANO_TOOLS if it exists. 1037 [ ! -d "${NANO_TOOLS}" ] && [ -d "${NANO_SRC}/${NANO_TOOLS}" ] && \ 1038 NANO_TOOLS="${NANO_SRC}/${NANO_TOOLS}" || true 1039 1040 [ -n "${NANO_NOPRIV_BUILD}" ] && [ -z "${NANO_METALOG}" ] && \ 1041 NANO_METALOG=${NANO_OBJ}/_.metalog || true 1042 1043 NANO_STARTTIME=`date +%s` 1044 pprint 3 "Exporting NanoBSD variables" 1045 export_var MAKEOBJDIRPREFIX 1046 export_var NANO_ARCH 1047 export_var NANO_CODESIZE 1048 export_var NANO_CONFSIZE 1049 export_var NANO_CUSTOMIZE 1050 export_var NANO_DATASIZE 1051 export_var NANO_DRIVE 1052 export_var NANO_HEADS 1053 export_var NANO_IMAGES 1054 export_var NANO_IMGNAME 1055 export_var NANO_MAKE 1056 export_var NANO_MAKE_CONF_BUILD 1057 export_var NANO_MAKE_CONF_INSTALL 1058 export_var NANO_MEDIASIZE 1059 export_var NANO_NAME 1060 export_var NANO_NEWFS 1061 export_var NANO_OBJ 1062 export_var NANO_PMAKE 1063 export_var NANO_SECTS 1064 export_var NANO_SRC 1065 export_var NANO_TOOLS 1066 export_var NANO_WORLDDIR 1067 export_var NANO_BOOT0CFG 1068 export_var NANO_BOOTLOADER 1069 export_var NANO_LABEL 1070 export_var NANO_MODULES 1071 export_var NANO_NOPRIV_BUILD 1072 export_var NANO_METALOG 1073 export_var SRCCONF 1074 export_var SRC_ENV_CONF 1075} 1076