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# Path to mtree file to apply to anything copied by cust_install_files(). 56# If you specify this, the mtree file *must* have an entry for every file and 57# directory located in Files. 58#NANO_CUST_FILES_MTREE="" 59 60# Object tree directory 61# default is subdir of /usr/obj 62#NANO_OBJ="" 63 64# The directory to put the final images 65# default is ${NANO_OBJ} 66#NANO_DISKIMGDIR="" 67 68# Make & parallel Make 69NANO_MAKE="make" 70NANO_PMAKE="make -j 3" 71 72# The default name for any image we create. 73NANO_IMGNAME="_.disk.full" 74 75# Options to put in make.conf during buildworld only 76CONF_BUILD=' ' 77 78# Options to put in make.conf during installworld only 79CONF_INSTALL=' ' 80 81# Options to put in make.conf during both build- & installworld. 82CONF_WORLD=' ' 83 84# Kernel config file to use 85NANO_KERNEL=GENERIC 86 87# Kernel modules to install. If empty, no modules are installed. 88# Use "default" to install all built modules. 89NANO_MODULES= 90 91# Early customize commands. 92NANO_EARLY_CUSTOMIZE="" 93 94# Customize commands. 95NANO_CUSTOMIZE="" 96 97# Late customize commands. 98NANO_LATE_CUSTOMIZE="" 99 100# Newfs parameters to use 101NANO_NEWFS="-b 4096 -f 512 -i 8192 -U" 102 103# The drive name of the media at runtime 104NANO_DRIVE=ada0 105 106# Target media size in 512 bytes sectors 107NANO_MEDIASIZE=2000000 108 109# Number of code images on media (1 or 2) 110NANO_IMAGES=2 111 112# 0 -> Leave second image all zeroes so it compresses better. 113# 1 -> Initialize second image with a copy of the first 114NANO_INIT_IMG2=1 115 116# Size of code file system in 512 bytes sectors 117# If zero, size will be as large as possible. 118NANO_CODESIZE=0 119 120# Size of configuration file system in 512 bytes sectors 121# Cannot be zero. 122NANO_CONFSIZE=2048 123 124# Size of data file system in 512 bytes sectors 125# If zero: no partition configured. 126# If negative: max size possible 127NANO_DATASIZE=0 128 129# Size of the /etc ramdisk in 512 bytes sectors 130NANO_RAM_ETCSIZE=10240 131 132# Size of the /tmp+/var ramdisk in 512 bytes sectors 133NANO_RAM_TMPVARSIZE=10240 134 135# Media geometry, only relevant if bios doesn't understand LBA. 136NANO_SECTS=63 137NANO_HEADS=16 138 139# boot0 flags/options and configuration 140NANO_BOOT0CFG="-o packet -s 1 -m 3" 141NANO_BOOTLOADER="boot/boot0sio" 142 143# boot2 flags/options 144# default force serial console 145NANO_BOOT2CFG="-h -S115200" 146 147# Backing type of md(4) device 148# Can be "file" or "swap" 149NANO_MD_BACKING="file" 150 151# for swap type md(4) backing, write out the mbr only 152NANO_IMAGE_MBRONLY=true 153 154# Progress Print level 155PPLEVEL=3 156 157# Set NANO_LABEL to non-blank to form the basis for using /dev/ufs/label 158# in preference to /dev/${NANO_DRIVE} 159# Root partition will be ${NANO_LABEL}s{1,2} 160# /cfg partition will be ${NANO_LABEL}s3 161# /data partition will be ${NANO_LABEL}s4 162NANO_LABEL="" 163NANO_SLICE_ROOT=s1 164NANO_SLICE_ALTROOT=s2 165NANO_SLICE_CFG=s3 166NANO_SLICE_DATA=s4 167NANO_ROOT=s1a 168NANO_ALTROOT=s2a 169 170# Default ownwership for nopriv build 171NANO_DEF_UNAME=root 172NANO_DEF_GNAME=wheel 173 174####################################################################### 175# Architecture to build. Corresponds to TARGET_ARCH in a buildworld. 176# Unfortunately, there's no way to set TARGET at this time, and it 177# conflates the two, so architectures where TARGET != TARGET_ARCH and 178# TARGET can't be guessed from TARGET_ARCH do not work. This defaults 179# to the arch of the current machine. 180NANO_ARCH=`uname -p` 181 182# CPUTYPE defaults to "" which is the default when CPUTYPE isn't 183# defined. 184NANO_CPUTYPE="" 185 186# Directory to populate /cfg from 187NANO_CFGDIR="" 188 189# Directory to populate /data from 190NANO_DATADIR="" 191 192# We don't need SRCCONF or SRC_ENV_CONF. NanoBSD puts everything we 193# need for the build in files included with __MAKE_CONF. Override in your 194# config file if you really must. We set them unconditionally here, though 195# in case they are stray in the build environment 196SRCCONF=/dev/null 197SRC_ENV_CONF=/dev/null 198 199####################################################################### 200# 201# The functions which do the real work. 202# Can be overridden from the config file(s) 203# 204####################################################################### 205 206# Export values into the shell. Must use { } instead of ( ) like 207# other functions to avoid a subshell. 208# We set __MAKE_CONF as a global since it is easier to get quoting 209# right for paths with spaces in them. 210make_export ( ) { 211 # Similar to export_var, except puts the data out to stdout 212 var=$1 213 eval val=\$$var 214 echo "Setting variable: $var=\"$val\"" 215 export $1 216} 217 218nano_make_build_env ( ) { 219 __MAKE_CONF="${NANO_MAKE_CONF_BUILD}" 220 make_export __MAKE_CONF 221} 222 223nano_make_install_env ( ) { 224 __MAKE_CONF="${NANO_MAKE_CONF_INSTALL}" 225 make_export __MAKE_CONF 226} 227 228# Extra environment variables for kernel builds 229nano_make_kernel_env ( ) { 230 if [ -f ${NANO_KERNEL} ] ; then 231 KERNCONFDIR="$(realpath $(dirname ${NANO_KERNEL}))" 232 KERNCONF="$(basename ${NANO_KERNEL})" 233 make_export KERNCONFDIR 234 make_export KERNCONF 235 else 236 export KERNCONF="${NANO_KERNEL}" 237 make_export KERNCONF 238 fi 239} 240 241nano_global_make_env ( ) ( 242 # global settings for the make.conf file, if set 243 [ -z "${NANO_ARCH}" ] || echo TARGET_ARCH="${NANO_ARCH}" 244 [ -z "${NANO_CPUTYPE}" ] || echo TARGET_CPUTYPE="${NANO_CPUTYPE}" 245) 246 247# rm doesn't know -x prior to FreeBSD 10, so cope with a variety of build 248# hosts for now. This will go away when support in the base goes away. 249rm ( ) { 250 echo "NANO RM $*" 251 case $(uname -r) in 252 7*|8*|9*) command rm $* ;; 253 *) command rm -x $* ;; 254 esac 255} 256 257# 258# Create empty files in the target tree, and record the fact. All paths 259# are relative to NANO_WORLDDIR. 260# 261tgt_touch ( ) ( 262 263 cd "${NANO_WORLDDIR}" 264 for i; do 265 touch $i 266 echo "./${i} type=file" >> ${NANO_METALOG} 267 done 268) 269 270# 271# Convert a directory into a symlink. Takes two arguments, the 272# current directory and what it should become a symlink to. The 273# directory is removed and a symlink is created. If we're doing 274# a nopriv build, then append this fact to the metalog 275# 276tgt_dir2symlink () ( 277 dir=$1 278 symlink=$2 279 280 cd "${NANO_WORLDDIR}" 281 rm -rf "$dir" 282 ln -s "$symlink" "$dir" 283 if [ -n "$NANO_METALOG" ]; then 284 echo "./${dir} type=link mode=0777 link=${symlink}" >> ${NANO_METALOG} 285 fi 286) 287 288# run in the world chroot, errors fatal 289CR ( ) { 290 chroot "${NANO_WORLDDIR}" /bin/sh -exc "$*" 291} 292 293# run in the world chroot, errors not fatal 294CR0 ( ) { 295 chroot "${NANO_WORLDDIR}" /bin/sh -c "$*" || true 296} 297 298nano_cleanup ( ) ( 299 [ $? -eq 0 ] || echo "Error encountered. Check for errors in last log file." 1>&2 300 exit $? 301) 302 303clean_build ( ) ( 304 pprint 2 "Clean and create object directory (${MAKEOBJDIRPREFIX})" 305 306 if ! rm -rf ${MAKEOBJDIRPREFIX}/ > /dev/null 2>&1 ; then 307 chflags -R noschg ${MAKEOBJDIRPREFIX}/ 308 rm -r ${MAKEOBJDIRPREFIX}/ 309 fi 310) 311 312make_conf_build ( ) ( 313 pprint 2 "Construct build make.conf ($NANO_MAKE_CONF_BUILD)" 314 315 mkdir -p ${MAKEOBJDIRPREFIX} 316 printenv > ${MAKEOBJDIRPREFIX}/_.env 317 318 # Make sure we get all the global settings that NanoBSD wants 319 # in addition to the user's global settings 320 ( 321 nano_global_make_env 322 echo "${CONF_WORLD}" 323 echo "${CONF_BUILD}" 324 ) > ${NANO_MAKE_CONF_BUILD} 325) 326 327build_world ( ) ( 328 pprint 2 "run buildworld" 329 pprint 3 "log: ${MAKEOBJDIRPREFIX}/_.bw" 330 331 ( 332 nano_make_build_env 333 set -o xtrace 334 cd "${NANO_SRC}" 335 ${NANO_PMAKE} buildworld 336 ) > ${MAKEOBJDIRPREFIX}/_.bw 2>&1 337) 338 339build_kernel ( ) ( 340 local extra 341 342 pprint 2 "build kernel ($NANO_KERNEL)" 343 pprint 3 "log: ${MAKEOBJDIRPREFIX}/_.bk" 344 345 ( 346 nano_make_build_env 347 nano_make_kernel_env 348 349 # Note: We intentionally build all modules, not only the ones in 350 # NANO_MODULES so the built world can be reused by multiple images. 351 # Although MODULES_OVERRIDE can be defined in the kernel config 352 # file to override this behavior. Just set NANO_MODULES=default. 353 set -o xtrace 354 cd "${NANO_SRC}" 355 ${NANO_PMAKE} buildkernel 356 ) > ${MAKEOBJDIRPREFIX}/_.bk 2>&1 357) 358 359clean_world ( ) ( 360 if [ "${NANO_OBJ}" != "${MAKEOBJDIRPREFIX}" ]; then 361 pprint 2 "Clean and create object directory (${NANO_OBJ})" 362 if ! rm -rf ${NANO_OBJ}/ > /dev/null 2>&1 ; then 363 chflags -R noschg ${NANO_OBJ} 364 rm -r ${NANO_OBJ}/ 365 fi 366 mkdir -p "${NANO_OBJ}" "${NANO_WORLDDIR}" 367 printenv > ${NANO_LOG}/_.env 368 else 369 pprint 2 "Clean and create world directory (${NANO_WORLDDIR})" 370 if ! rm -rf "${NANO_WORLDDIR}/" > /dev/null 2>&1 ; then 371 chflags -R noschg "${NANO_WORLDDIR}" 372 rm -rf "${NANO_WORLDDIR}/" 373 fi 374 mkdir -p "${NANO_WORLDDIR}" 375 fi 376) 377 378make_conf_install ( ) ( 379 pprint 2 "Construct install make.conf ($NANO_MAKE_CONF_INSTALL)" 380 381 # Make sure we get all the global settings that NanoBSD wants 382 # in addition to the user's global settings 383 ( 384 nano_global_make_env 385 echo "${CONF_WORLD}" 386 echo "${CONF_INSTALL}" 387 if [ -n "${NANO_NOPRIV_BUILD}" ]; then 388 echo NO_ROOT=t 389 echo METALOG=${NANO_METALOG} 390 fi 391 ) > ${NANO_MAKE_CONF_INSTALL} 392) 393 394install_world ( ) ( 395 pprint 2 "installworld" 396 pprint 3 "log: ${NANO_LOG}/_.iw" 397 398 ( 399 nano_make_install_env 400 set -o xtrace 401 cd "${NANO_SRC}" 402 ${NANO_MAKE} installworld DESTDIR="${NANO_WORLDDIR}" 403 chflags -R noschg "${NANO_WORLDDIR}" 404 ) > ${NANO_LOG}/_.iw 2>&1 405) 406 407install_etc ( ) ( 408 409 pprint 2 "install /etc" 410 pprint 3 "log: ${NANO_LOG}/_.etc" 411 412 ( 413 nano_make_install_env 414 set -o xtrace 415 cd "${NANO_SRC}" 416 ${NANO_MAKE} distribution DESTDIR="${NANO_WORLDDIR}" 417 # make.conf doesn't get created by default, but some ports need it 418 # so they can spam it. 419 cp /dev/null "${NANO_WORLDDIR}"/etc/make.conf 420 ) > ${NANO_LOG}/_.etc 2>&1 421) 422 423install_kernel ( ) ( 424 local extra 425 426 pprint 2 "install kernel ($NANO_KERNEL)" 427 pprint 3 "log: ${NANO_LOG}/_.ik" 428 429 ( 430 431 nano_make_install_env 432 nano_make_kernel_env 433 434 if [ "${NANO_MODULES}" != "default" ]; then 435 MODULES_OVERRIDE="${NANO_MODULES}" 436 make_export MODULES_OVERRIDE 437 fi 438 439 set -o xtrace 440 cd "${NANO_SRC}" 441 ${NANO_MAKE} installkernel DESTDIR="${NANO_WORLDDIR}" 442 443 ) > ${NANO_LOG}/_.ik 2>&1 444) 445 446native_xtools ( ) ( 447 print 2 "Installing the optimized native build tools for cross env" 448 pprint 3 "log: ${NANO_LOG}/_.native_xtools" 449 450 ( 451 452 nano_make_install_env 453 set -o xtrace 454 cd "${NANO_SRC}" 455 ${NANO_MAKE} native-xtools DESTDIR="${NANO_WORLDDIR}" 456 457 ) > ${NANO_LOG}/_.native_xtools 2>&1 458) 459 460# 461# Run the requested set of early customization scripts, run before 462# buildworld. 463# 464run_early_customize() { 465 466 pprint 2 "run early customize scripts" 467 for c in $NANO_EARLY_CUSTOMIZE 468 do 469 pprint 2 "early customize \"$c\"" 470 pprint 3 "log: ${NANO_LOG}/_.early_cust.$c" 471 pprint 4 "`type $c`" 472 { set -x ; $c ; set +x ; } >${NANO_LOG}/_.early_cust.$c 2>&1 473 done 474} 475 476# 477# Run the requested set of customization scripts, run after we've 478# done an installworld, installed the etc files, installed the kernel 479# and tweaked them in the standard way. 480# 481run_customize ( ) ( 482 483 pprint 2 "run customize scripts" 484 for c in $NANO_CUSTOMIZE 485 do 486 pprint 2 "customize \"$c\"" 487 pprint 3 "log: ${NANO_LOG}/_.cust.$c" 488 pprint 4 "`type $c`" 489 ( set -x ; $c ) > ${NANO_LOG}/_.cust.$c 2>&1 490 done 491) 492 493# 494# Run any last-minute customization commands after we've had a chance to 495# setup nanobsd, prune empty dirs from /usr, etc 496# 497run_late_customize ( ) ( 498 499 pprint 2 "run late customize scripts" 500 for c in $NANO_LATE_CUSTOMIZE 501 do 502 pprint 2 "late customize \"$c\"" 503 pprint 3 "log: ${NANO_LOG}/_.late_cust.$c" 504 pprint 4 "`type $c`" 505 ( set -x ; $c ) > ${NANO_LOG}/_.late_cust.$c 2>&1 506 done 507) 508 509# 510# Hook called after we run all the late customize commands, but 511# before we invoke the disk imager. The nopriv build uses it to 512# read in the meta log, apply the changes other parts of nanobsd 513# have been recording their actions. It's not anticipated that 514# a user's cfg file would override this. 515# 516fixup_before_diskimage ( ) ( 517 518 # Run the deduplication script that takes the matalog journal and 519 # combines multiple entries for the same file (see source for 520 # details). We take the extra step of removing the size keywords. This 521 # script, and many of the user scripts, copies, appeneds and otherwise 522 # modifies files in the build, changing their sizes. These actions are 523 # impossible to trap, so go ahead remove the size= keyword. For this 524 # narrow use, it doesn't buy us any protection and just gets in the way. 525 # The dedup tool's output must be sorted due to limitations in awk. 526 if [ -n "${NANO_METALOG}" ]; then 527 pprint 2 "Fixing metalog" 528 cp ${NANO_METALOG} ${NANO_METALOG}.pre 529 echo "/set uname=${NANO_DEF_UNAME} gname=${NANO_DEF_GNAME}" > ${NANO_METALOG} 530 cat ${NANO_METALOG}.pre | ${NANO_TOOLS}/mtree-dedup.awk | \ 531 sed -e 's/ size=[0-9][0-9]*//' | sort >> ${NANO_METALOG} 532 fi 533) 534 535setup_nanobsd ( ) ( 536 pprint 2 "configure nanobsd setup" 537 pprint 3 "log: ${NANO_LOG}/_.dl" 538 539 ( 540 cd "${NANO_WORLDDIR}" 541 542 # Move /usr/local/etc to /etc/local so that the /cfg stuff 543 # can stomp on it. Otherwise packages like ipsec-tools which 544 # have hardcoded paths under ${prefix}/etc are not tweakable. 545 if [ -d usr/local/etc ] ; then 546 ( 547 mkdir -p etc/local 548 cd usr/local/etc 549 find . -print | cpio -dumpl ../../../etc/local 550 cd .. 551 rm -rf etc 552 ln -s ../../etc/local etc 553 ) 554 fi 555 556 for d in var etc 557 do 558 # link /$d under /conf 559 # we use hard links so we have them both places. 560 # the files in /$d will be hidden by the mount. 561 mkdir -p conf/base/$d conf/default/$d 562 find $d -print | cpio -dumpl conf/base/ 563 done 564 565 echo "$NANO_RAM_ETCSIZE" > conf/base/etc/md_size 566 echo "$NANO_RAM_TMPVARSIZE" > conf/base/var/md_size 567 568 # pick up config files from the special partition 569 echo "mount -o ro /dev/${NANO_DRIVE}${NANO_SLICE_CFG}" > conf/default/etc/remount 570 571 # Put /tmp on the /var ramdisk (could be symlink already) 572 tgt_dir2symlink tmp var/tmp 573 574 ) > ${NANO_LOG}/_.dl 2>&1 575) 576 577setup_nanobsd_etc ( ) ( 578 pprint 2 "configure nanobsd /etc" 579 580 ( 581 cd "${NANO_WORLDDIR}" 582 583 # create diskless marker file 584 touch etc/diskless 585 586 [ -n "${NANO_NOPRIV_BUILD}" ] && chmod 666 etc/defaults/rc.conf 587 588 # Make root filesystem R/O by default 589 echo "root_rw_mount=NO" >> etc/defaults/rc.conf 590 # Disable entropy file, since / is read-only /var/db/entropy should be enough? 591 echo "entropy_file=NO" >> etc/defaults/rc.conf 592 593 [ -n "${NANO_NOPRIV_BUILD}" ] && chmod 444 etc/defaults/rc.conf 594 595 # save config file for scripts 596 echo "NANO_DRIVE=${NANO_DRIVE}" > etc/nanobsd.conf 597 598 echo "/dev/${NANO_DRIVE}${NANO_ROOT} / ufs ro 1 1" > etc/fstab 599 echo "/dev/${NANO_DRIVE}${NANO_SLICE_CFG} /cfg ufs rw,noauto 2 2" >> etc/fstab 600 mkdir -p cfg 601 ) 602) 603 604prune_usr ( ) ( 605 606 # Remove all empty directories in /usr 607 find "${NANO_WORLDDIR}"/usr -type d -depth -print | 608 while read d 609 do 610 rmdir $d > /dev/null 2>&1 || true 611 done 612) 613 614newfs_part ( ) ( 615 local dev mnt lbl 616 dev=$1 617 mnt=$2 618 lbl=$3 619 echo newfs ${NANO_NEWFS} ${NANO_LABEL:+-L${NANO_LABEL}${lbl}} ${dev} 620 newfs ${NANO_NEWFS} ${NANO_LABEL:+-L${NANO_LABEL}${lbl}} ${dev} 621 mount -o async ${dev} ${mnt} 622) 623 624# Convenient spot to work around any umount issues that your build environment 625# hits by overriding this method. 626nano_umount ( ) ( 627 umount ${1} 628) 629 630populate_slice ( ) ( 631 local dev dir mnt lbl 632 dev=$1 633 dir=$2 634 mnt=$3 635 lbl=$4 636 echo "Creating ${dev} (mounting on ${mnt})" 637 newfs_part ${dev} ${mnt} ${lbl} 638 if [ -n "${dir}" -a -d "${dir}" ]; then 639 echo "Populating ${lbl} from ${dir}" 640 cd "${dir}" 641 find . -print | grep -Ev '/(CVS|\.svn|\.hg|\.git)' | cpio -dumpv ${mnt} 642 fi 643 df -i ${mnt} 644 nano_umount ${mnt} 645) 646 647populate_cfg_slice ( ) ( 648 populate_slice "$1" "$2" "$3" "$4" 649) 650 651populate_data_slice ( ) ( 652 populate_slice "$1" "$2" "$3" "$4" 653) 654 655create_diskimage ( ) ( 656 pprint 2 "build diskimage" 657 pprint 3 "log: ${NANO_LOG}/_.di" 658 659 ( 660 echo $NANO_MEDIASIZE $NANO_IMAGES \ 661 $NANO_SECTS $NANO_HEADS \ 662 $NANO_CODESIZE $NANO_CONFSIZE $NANO_DATASIZE | 663 awk ' 664 { 665 printf "# %s\n", $0 666 667 # size of cylinder in sectors 668 cs = $3 * $4 669 670 # number of full cylinders on media 671 cyl = int ($1 / cs) 672 673 # output fdisk geometry spec, truncate cyls to 1023 674 if (cyl <= 1023) 675 print "g c" cyl " h" $4 " s" $3 676 else 677 print "g c" 1023 " h" $4 " s" $3 678 679 if ($7 > 0) { 680 # size of data partition in full cylinders 681 dsl = int (($7 + cs - 1) / cs) 682 } else { 683 dsl = 0; 684 } 685 686 # size of config partition in full cylinders 687 csl = int (($6 + cs - 1) / cs) 688 689 if ($5 == 0) { 690 # size of image partition(s) in full cylinders 691 isl = int ((cyl - dsl - csl) / $2) 692 } else { 693 isl = int (($5 + cs - 1) / cs) 694 } 695 696 # First image partition start at second track 697 print "p 1 165 " $3, isl * cs - $3 698 c = isl * cs; 699 700 # Second image partition (if any) also starts offset one 701 # track to keep them identical. 702 if ($2 > 1) { 703 print "p 2 165 " $3 + c, isl * cs - $3 704 c += isl * cs; 705 } 706 707 # Config partition starts at cylinder boundary. 708 print "p 3 165 " c, csl * cs 709 c += csl * cs 710 711 # Data partition (if any) starts at cylinder boundary. 712 if ($7 > 0) { 713 print "p 4 165 " c, dsl * cs 714 } else if ($7 < 0 && $1 > c) { 715 print "p 4 165 " c, $1 - c 716 } else if ($1 < c) { 717 print "Disk space overcommitted by", \ 718 c - $1, "sectors" > "/dev/stderr" 719 exit 2 720 } 721 722 # Force slice 1 to be marked active. This is necessary 723 # for booting the image from a USB device to work. 724 print "a 1" 725 } 726 ' > ${NANO_LOG}/_.fdisk 727 728 IMG=${NANO_DISKIMGDIR}/${NANO_IMGNAME} 729 MNT=${NANO_OBJ}/_.mnt 730 mkdir -p ${MNT} 731 732 if [ "${NANO_MD_BACKING}" = "swap" ] ; then 733 MD=`mdconfig -a -t swap -s ${NANO_MEDIASIZE} -x ${NANO_SECTS} \ 734 -y ${NANO_HEADS}` 735 else 736 echo "Creating md backing file..." 737 rm -f ${IMG} 738 dd if=/dev/zero of=${IMG} seek=${NANO_MEDIASIZE} count=0 739 MD=`mdconfig -a -t vnode -f ${IMG} -x ${NANO_SECTS} \ 740 -y ${NANO_HEADS}` 741 fi 742 743 trap "echo 'Running exit trap code' ; df -i ${MNT} ; nano_umount ${MNT} || true ; mdconfig -d -u $MD" 1 2 15 EXIT 744 745 fdisk -i -f ${NANO_LOG}/_.fdisk ${MD} 746 fdisk ${MD} 747 # XXX: params 748 # XXX: pick up cached boot* files, they may not be in image anymore. 749 if [ -f ${NANO_WORLDDIR}/${NANO_BOOTLOADER} ]; then 750 boot0cfg -B -b ${NANO_WORLDDIR}/${NANO_BOOTLOADER} ${NANO_BOOT0CFG} ${MD} 751 fi 752 if [ -f ${NANO_WORLDDIR}/boot/boot ]; then 753 bsdlabel -w -B -b ${NANO_WORLDDIR}/boot/boot ${MD}${NANO_SLICE_ROOT} 754 else 755 bsdlabel -w ${MD}${NANO_SLICE_ROOT} 756 fi 757 bsdlabel ${MD}${NANO_SLICE_ROOT} 758 759 # Create first image 760 populate_slice /dev/${MD}${NANO_ROOT} ${NANO_WORLDDIR} ${MNT} "${NANO_ROOT}" 761 mount /dev/${MD}${NANO_ROOT} ${MNT} 762 echo "Generating mtree..." 763 ( cd "${MNT}" && mtree -c ) > ${NANO_LOG}/_.mtree 764 ( cd "${MNT}" && du -k ) > ${NANO_LOG}/_.du 765 nano_umount "${MNT}" 766 767 if [ $NANO_IMAGES -gt 1 -a $NANO_INIT_IMG2 -gt 0 ] ; then 768 # Duplicate to second image (if present) 769 echo "Duplicating to second image..." 770 dd conv=sparse if=/dev/${MD}${NANO_SLICE_ROOT} of=/dev/${MD}${NANO_SLICE_ALTROOT} bs=64k 771 mount /dev/${MD}${NANO_ALTROOT} ${MNT} 772 for f in ${MNT}/etc/fstab ${MNT}/conf/base/etc/fstab 773 do 774 sed -i "" "s=${NANO_DRIVE}${NANO_SLICE_ROOT}=${NANO_DRIVE}${NANO_SLICE_ALTROOT}=g" $f 775 done 776 nano_umount ${MNT} 777 # Override the label from the first partition so we 778 # don't confuse glabel with duplicates. 779 if [ -n "${NANO_LABEL}" ]; then 780 tunefs -L ${NANO_LABEL}"${NANO_ALTROOT}" /dev/${MD}${NANO_ALTROOT} 781 fi 782 fi 783 784 # Create Config slice 785 populate_cfg_slice /dev/${MD}${NANO_SLICE_CFG} "${NANO_CFGDIR}" ${MNT} "${NANO_SLICE_CFG}" 786 787 # Create Data slice, if any. 788 if [ -n "$NANO_SLICE_DATA" -a "$NANO_SLICE_CFG" = "$NANO_SLICE_DATA" -a \ 789 "$NANO_DATASIZE" -ne 0 ]; then 790 pprint 2 "NANO_SLICE_DATA is the same as NANO_SLICE_CFG, fix." 791 exit 2 792 fi 793 if [ $NANO_DATASIZE -ne 0 -a -n "$NANO_SLICE_DATA" ] ; then 794 populate_data_slice /dev/${MD}${NANO_SLICE_DATA} "${NANO_DATADIR}" ${MNT} "${NANO_SLICE_DATA}" 795 fi 796 797 if [ "${NANO_MD_BACKING}" = "swap" ] ; then 798 if [ ${NANO_IMAGE_MBRONLY} ]; then 799 echo "Writing out _.disk.mbr..." 800 dd if=/dev/${MD} of=${NANO_DISKIMGDIR}/_.disk.mbr bs=512 count=1 801 else 802 echo "Writing out ${NANO_IMGNAME}..." 803 dd if=/dev/${MD} of=${IMG} bs=64k 804 fi 805 806 echo "Writing out ${NANO_IMGNAME}..." 807 dd conv=sparse if=/dev/${MD} of=${IMG} bs=64k 808 fi 809 810 if ${do_copyout_partition} ; then 811 echo "Writing out _.disk.image..." 812 dd conv=sparse if=/dev/${MD}${NANO_SLICE_ROOT} of=${NANO_DISKIMGDIR}/_.disk.image bs=64k 813 fi 814 mdconfig -d -u $MD 815 816 trap - 1 2 15 817 trap nano_cleanup EXIT 818 819 ) > ${NANO_LOG}/_.di 2>&1 820) 821 822last_orders ( ) ( 823 # Redefine this function with any last orders you may have 824 # after the build completed, for instance to copy the finished 825 # image to a more convenient place: 826 # cp ${NANO_DISKIMGDIR}/_.disk.image /home/ftp/pub/nanobsd.disk 827 true 828) 829 830####################################################################### 831# 832# Optional convenience functions. 833# 834####################################################################### 835 836####################################################################### 837# Common Flash device geometries 838# 839 840FlashDevice ( ) { 841 if [ -d ${NANO_TOOLS} ] ; then 842 . ${NANO_TOOLS}/FlashDevice.sub 843 else 844 . ${NANO_SRC}/${NANO_TOOLS}/FlashDevice.sub 845 fi 846 sub_FlashDevice $1 $2 847} 848 849####################################################################### 850# USB device geometries 851# 852# Usage: 853# UsbDevice Generic 1000 # a generic flash key sold as having 1GB 854# 855# This function will set NANO_MEDIASIZE, NANO_HEADS and NANO_SECTS for you. 856# 857# Note that the capacity of a flash key is usually advertised in MB or 858# GB, *not* MiB/GiB. As such, the precise number of cylinders available 859# for C/H/S geometry may vary depending on the actual flash geometry. 860# 861# The following generic device layouts are understood: 862# generic An alias for generic-hdd. 863# generic-hdd 255H 63S/T xxxxC with no MBR restrictions. 864# generic-fdd 64H 32S/T xxxxC with no MBR restrictions. 865# 866# The generic-hdd device is preferred for flash devices larger than 1GB. 867# 868 869UsbDevice ( ) { 870 a1=`echo $1 | tr '[:upper:]' '[:lower:]'` 871 case $a1 in 872 generic-fdd) 873 NANO_HEADS=64 874 NANO_SECTS=32 875 NANO_MEDIASIZE=$(( $2 * 1000 * 1000 / 512 )) 876 ;; 877 generic|generic-hdd) 878 NANO_HEADS=255 879 NANO_SECTS=63 880 NANO_MEDIASIZE=$(( $2 * 1000 * 1000 / 512 )) 881 ;; 882 *) 883 echo "Unknown USB flash device" 884 exit 2 885 ;; 886 esac 887} 888 889####################################################################### 890# Setup serial console 891 892cust_comconsole ( ) ( 893 # Enable getty on console 894 sed -i "" -e /tty[du]0/s/off/on/ ${NANO_WORLDDIR}/etc/ttys 895 896 # Disable getty on syscons devices 897 sed -i "" -e '/^ttyv[0-8]/s/ on/ off/' ${NANO_WORLDDIR}/etc/ttys 898 899 # Tell loader to use serial console early. 900 echo "${NANO_BOOT2CFG}" > ${NANO_WORLDDIR}/boot.config 901) 902 903####################################################################### 904# Allow root login via ssh 905 906cust_allow_ssh_root ( ) ( 907 sed -i "" -e '/PermitRootLogin/s/.*/PermitRootLogin yes/' \ 908 ${NANO_WORLDDIR}/etc/ssh/sshd_config 909) 910 911####################################################################### 912# Install the stuff under ./Files 913 914cust_install_files ( ) ( 915 cd "${NANO_TOOLS}/Files" 916 find . -print | grep -Ev '/(CVS|\.svn|\.hg|\.git)' | cpio -Ldumpv ${NANO_WORLDDIR} 917 918 if [ -n "${NANO_CUST_FILES_MTREE}" -a -f ${NANO_CUST_FILES_MTREE} ]; then 919 CR "mtree -eiU -p /" <${NANO_CUST_FILES_MTREE} 920 fi 921) 922 923####################################################################### 924# Install packages from ${NANO_PACKAGE_DIR} 925 926cust_pkgng ( ) ( 927 928 mkdir -p ${NANO_WORLDDIR}/usr/local/etc 929 local PKG_CONF="${NANO_WORLDDIR}/usr/local/etc/pkg.conf" 930 local PKGCMD="env ASSUME_ALWAYS_YES=YES PKG_DBDIR=${NANO_PKG_META_BASE}/pkg SIGNATURE_TYPE=none /usr/sbin/pkg" 931 932 # Ensure pkg.conf points pkg to where the package meta data lives. 933 touch ${PKG_CONF} 934 if grep -Eiq '^PKG_DBDIR:.*' ${PKG_CONF}; then 935 sed -i -e "\|^PKG_DBDIR:.*|Is||PKG_DBDIR: "\"${NANO_PKG_META_BASE}/pkg\""|" ${PKG_CONF} 936 else 937 echo "PKG_DBDIR: \"${NANO_PKG_META_BASE}/pkg\"" >> ${PKG_CONF} 938 fi 939 940 # If the package directory doesn't exist, we're done. 941 if [ ! -d ${NANO_PACKAGE_DIR} ]; then 942 echo "DONE 0 packages" 943 return 0 944 fi 945 946 # Find a pkg-* package 947 for x in `find -s ${NANO_PACKAGE_DIR} -iname 'pkg-*'`; do 948 _NANO_PKG_PACKAGE=`basename "$x"` 949 done 950 if [ -z "${_NANO_PKG_PACKAGE}" -o ! -f "${NANO_PACKAGE_DIR}/${_NANO_PKG_PACKAGE}" ]; then 951 echo "FAILED: need a pkg/ package for bootstrapping" 952 exit 2 953 fi 954 NANO_PACKAGE_LIST="${_NANO_PKG_PACKAGE} ${NANO_PACKAGE_LIST}" 955 956 # Mount packages into chroot 957 mkdir -p ${NANO_WORLDDIR}/_.p 958 mount -t nullfs -o noatime -o ro ${NANO_PACKAGE_DIR} ${NANO_WORLDDIR}/_.p 959 960 trap "umount ${NANO_WORLDDIR}/_.p ; rm -rf ${NANO_WORLDDIR}/_.p" 1 2 15 EXIT 961 962 # Install packages 963 todo="$(echo "${NANO_PACKAGE_LIST}" | awk '{ print NF }')" 964 echo "=== TODO: $todo" 965 echo "${NANO_PACKAGE_LIST}" 966 echo "===" 967 for _PKG in ${NANO_PACKAGE_LIST}; do 968 CR "${PKGCMD} add /_.p/${_PKG}" 969 done 970 971 CR0 "${PKGCMD} info" 972 973 trap - 1 2 15 EXIT 974 umount ${NANO_WORLDDIR}/_.p 975 rm -rf ${NANO_WORLDDIR}/_.p 976) 977 978####################################################################### 979# Convenience function: 980# Register all args as early customize function to run just before 981# build commences. 982 983early_customize_cmd () { 984 NANO_EARLY_CUSTOMIZE="$NANO_EARLY_CUSTOMIZE $*" 985} 986 987####################################################################### 988# Convenience function: 989# Register all args as customize function. 990 991customize_cmd ( ) { 992 NANO_CUSTOMIZE="$NANO_CUSTOMIZE $*" 993} 994 995####################################################################### 996# Convenience function: 997# Register all args as late customize function to run just before 998# image creation. 999 1000late_customize_cmd ( ) { 1001 NANO_LATE_CUSTOMIZE="$NANO_LATE_CUSTOMIZE $*" 1002} 1003 1004####################################################################### 1005# 1006# All set up to go... 1007# 1008####################################################################### 1009 1010# Progress Print 1011# Print $2 at level $1. 1012pprint ( ) ( 1013 if [ "$1" -le $PPLEVEL ]; then 1014 runtime=$(( `date +%s` - $NANO_STARTTIME )) 1015 printf "%s %.${1}s %s\n" "`date -u -r $runtime +%H:%M:%S`" "#####" "$2" 1>&3 1016 fi 1017) 1018 1019usage ( ) { 1020 ( 1021 echo "Usage: $0 [-bfiKknqvw] [-c config_file]" 1022 echo " -b suppress builds (both kernel and world)" 1023 echo " -c specify config file" 1024 echo " -f suppress code slice extraction" 1025 echo " -i suppress disk image build" 1026 echo " -K suppress installkernel" 1027 echo " -k suppress buildkernel" 1028 echo " -n add -DNO_CLEAN to buildworld, buildkernel, etc" 1029 echo " -q make output more quiet" 1030 echo " -v make output more verbose" 1031 echo " -w suppress buildworld" 1032 ) 1>&2 1033 exit 2 1034} 1035 1036####################################################################### 1037# Setup and Export Internal variables 1038# 1039 1040export_var ( ) { # Don't wawnt a subshell 1041 var=$1 1042 # Lookup value of the variable. 1043 eval val=\$$var 1044 pprint 3 "Setting variable: $var=\"$val\"" 1045 export $1 1046} 1047 1048# Call this function to set defaults _after_ parsing options. 1049# dont want a subshell otherwise variable setting is thrown away. 1050set_defaults_and_export ( ) { 1051 : ${NANO_OBJ:=/usr/obj/nanobsd.${NANO_NAME}} 1052 : ${MAKEOBJDIRPREFIX:=${NANO_OBJ}} 1053 : ${NANO_DISKIMGDIR:=${NANO_OBJ}} 1054 : ${NANO_WORLDDIR:=${NANO_OBJ}/_.w} 1055 : ${NANO_LOG:=${NANO_OBJ}} 1056 NANO_MAKE_CONF_BUILD=${MAKEOBJDIRPREFIX}/make.conf.build 1057 NANO_MAKE_CONF_INSTALL=${NANO_OBJ}/make.conf.install 1058 1059 # Override user's NANO_DRIVE if they specified a NANO_LABEL 1060 [ -n "${NANO_LABEL}" ] && NANO_DRIVE="ufs/${NANO_LABEL}" || true 1061 1062 # Set a default NANO_TOOLS to NANO_SRC/NANO_TOOLS if it exists. 1063 [ ! -d "${NANO_TOOLS}" ] && [ -d "${NANO_SRC}/${NANO_TOOLS}" ] && \ 1064 NANO_TOOLS="${NANO_SRC}/${NANO_TOOLS}" || true 1065 1066 [ -n "${NANO_NOPRIV_BUILD}" ] && [ -z "${NANO_METALOG}" ] && \ 1067 NANO_METALOG=${NANO_OBJ}/_.metalog || true 1068 1069 NANO_STARTTIME=`date +%s` 1070 pprint 3 "Exporting NanoBSD variables" 1071 export_var MAKEOBJDIRPREFIX 1072 export_var NANO_ARCH 1073 export_var NANO_CODESIZE 1074 export_var NANO_CONFSIZE 1075 export_var NANO_CUSTOMIZE 1076 export_var NANO_DATASIZE 1077 export_var NANO_DRIVE 1078 export_var NANO_HEADS 1079 export_var NANO_IMAGES 1080 export_var NANO_IMGNAME 1081 export_var NANO_MAKE 1082 export_var NANO_MAKE_CONF_BUILD 1083 export_var NANO_MAKE_CONF_INSTALL 1084 export_var NANO_MEDIASIZE 1085 export_var NANO_NAME 1086 export_var NANO_NEWFS 1087 export_var NANO_OBJ 1088 export_var NANO_PMAKE 1089 export_var NANO_SECTS 1090 export_var NANO_SRC 1091 export_var NANO_TOOLS 1092 export_var NANO_WORLDDIR 1093 export_var NANO_BOOT0CFG 1094 export_var NANO_BOOTLOADER 1095 export_var NANO_LABEL 1096 export_var NANO_MODULES 1097 export_var NANO_NOPRIV_BUILD 1098 export_var NANO_METALOG 1099 export_var NANO_LOG 1100 export_var SRCCONF 1101 export_var SRC_ENV_CONF 1102} 1103