mirror of
https://git.FreeBSD.org/src.git
synced 2024-11-26 07:55:01 +00:00
Now that we have dedup of mtree elements in nanobsd, remove the
primitive attempt we made here.
This commit is contained in:
Warner Losh
parent
19edffef95
commit
ec74bc324b
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=291918
@ -138,16 +138,6 @@ cust_install_machine_files()
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customize_cmd cust_install_files
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customize_cmd cust_install_machine_files
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buildenv()
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{
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cd ${NANO_SRC}
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env __MAKE_CONF=${NANO_MAKE_CONF_BUILD} DESTDIR=${NANO_WORLDDIR} make buildenv
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}
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NANO_MAKEFS="makefs -B big \
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-o bsize=4096,fsize=512,density=8192,optimization=space"
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export NANO_MAKEFS
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# NB: leave c++ enabled so devd can be built
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CONF_BUILD="
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WITHOUT_ACPI=true
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@ -184,6 +174,7 @@ WITHOUT_SENDMAIL=true
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WITHOUT_SHAREDOCS=true
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WITHOUT_SYSCONS=true
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WITHOUT_LIB32=true
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WITHOUT_TESTS=true
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"
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CONF_INSTALL="$CONF_BUILD
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INSTALL_NODEBUG=t
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@ -313,8 +304,8 @@ create_diskimage ( ) (
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(
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set -o xtrace
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if [ ! -z ${NANO_NOPRIV_BUILD} ]; then
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extra="-F ${NANO_OBJ}/_.metalog"
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if [ -n ${NANO_NOPRIV_BUILD} ]; then
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extra="-F ${NANO_METALOG}"
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fi
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for i in s1 s2 s3 s4 empty; do
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@ -323,12 +314,13 @@ create_diskimage ( ) (
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if [ ! -z "${NANO_SLICE_FAT}" ]; then
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echo Creating MSDOS partition for kernel
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newfs_msdos -C ${NANO_SLICE_FAT_SIZE:-100m} -F 16 -L ${NANO_NAME} \
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newfs_msdos -C ${NANO_SLICE_FAT_SIZE:-32m} -F 16 -L ${NANO_NAME} \
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${NANO_OBJ}/_.${NANO_SLICE_FAT}
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fi
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echo Creating main partition
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sz=${NANO_SLICE_ROOT_SIZE:+-s ${NANO_SLICE_ROOT_SIZE}}
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makefs ${extra} -B little $sz -t ffs ${NANO_OBJ}/_.${NANO_SLICE_ROOT}a "${NANO_WORLDDIR}"
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makefs ${extra} -B little $sz -t ffs ${NANO_OBJ}/_.${NANO_SLICE_ROOT}a \
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"${NANO_WORLDDIR}"
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if [ -z "${NANO_CFGDIR}" ]; then
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echo "Faking cfg dir, it's empty"
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NANO_CFGDIR=${NANO_OBJ}/_.empty
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@ -336,12 +328,14 @@ create_diskimage ( ) (
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fi
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echo Creating cfg parittion
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# XXX -F cfg-mtree
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makefs -B little -t ffs -s ${NANO_SLICE_CFG_SIZE:-100m} \
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${NANO_OBJ}/_.${NANO_SLICE_CFG} "${NANO_CFGDIR}"
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# data slice not supported since we need the part for FAT for
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# booting
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echo Slicing up the main partition into a full bsd part
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mkimg -s bsd -p freebsd-ufs:=${NANO_OBJ}/_.${NANO_SLICE_ROOT}a \
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bootbsd="-b ${NANO_WORLDDIR}/boot/boot"
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mkimg ${bootbsd} -s bsd -p freebsd-ufs:=${NANO_OBJ}/_.${NANO_SLICE_ROOT}a \
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-o ${NANO_OBJ}/_.${NANO_SLICE_ROOT}
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echo Making the whole shooting match
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if [ ! -z $NANO_SLICE_FAT ]; then
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@ -351,15 +345,19 @@ create_diskimage ( ) (
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eval $NANO_SLICE_ROOT=freebsd
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[ -z ${NANO_DISKIMAGE_FORMAT} ] || fmtarg="-f ${NANO_DISKIMAGE_FORMAT}"
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[ -z ${NANO_DISKIMAGE_FORMAT} ] || fmt=".${NANO_DISKIMAGE_FORMAT}"
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bootmbr="-b ${NANO_WORLDDIR}/boot/boot0sio"
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# below depends on https://reviews.freebsd.org/D4403 not yet in the tree
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# but there's problems: it marks all partitions as active, so you have to
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# boot off parittion 3 or 2 by hand if you're playing around with this WIP
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if [ ! -z "${NANO_SLICE_FAT}" ]; then
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mkimg -a 3 ${fmtarg} -s mbr -p ${s1}:=${NANO_OBJ}/_.s1 \
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mkimg -a 3 ${fmtarg} ${bootmbr} -s mbr -p ${s1}:=${NANO_OBJ}/_.s1 \
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-p ${s2}:=${NANO_OBJ}/_.s2 \
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-p ${s3}:=${NANO_OBJ}/_.s3 \
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-o ${NANO_OBJ}/_.disk.image.${NANO_NAME}${fmt}
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else
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# s1 is cfg, s2 is /, not sure how to make that
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# boot (marked as active) with mkimg yet
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mkimg -a 2 ${fmtarg} -s mbr -p ${s1}:=${NANO_OBJ}/_.s1 \
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mkimg -a 2 ${fmtarg} ${bootmbr} -s mbr -p ${s1}:=${NANO_OBJ}/_.s1 \
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-p ${s2}:=${NANO_OBJ}/_.s2 \
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-o ${NANO_OBJ}/_.disk.image.${NANO_NAME}${fmt}
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fi
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@ -462,21 +460,11 @@ shrink_md_fbsize()
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}
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customize_cmd shrink_md_fbsize
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if [ "${DEBUG}" = 1 ]; then
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unmute_console_logging()
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{
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# /var is small. Don't fill it up with messages from console.log
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# because it's a chatty log.
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sed -i '' -e 's/#console.info/console.info/' \
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"${NANO_WORLDDIR}/etc/syslog.conf"
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}
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customize_cmd unmute_console_logging
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fi
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customize_cmd cust_comconsole
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product_custom()
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{
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# not quie ready to tweak these in nopriv build
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if [ -z ${NANO_NOPRIV_BUILD} ]; then
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# Last second tweaks -- generally not needed
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chown -R root:wheel ${NANO_WORLDDIR}/root
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@ -486,85 +474,6 @@ product_custom()
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chown -R root:wheel ${NANO_WORLDDIR}/boot
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chown root:wheel ${NANO_WORLDDIR}/
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chown root:wheel ${NANO_WORLDDIR}/usr
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else
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# Construct an mtree after our messing around with the tree
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# Trim out all the uid / gid stuff, since for new files it
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# is likely wrong, and for other files it doesn't matter.
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mtree -p ${NANO_WORLDDIR} -c | \
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mtree -C | \
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sed -e 's/ uid=[0-9][0-9]* / /g;s/ gid=[0-9][0-9]* / /' \
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> ${NANO_OBJ}/_.mtree.post
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# Sort the metalog, and save the original. Sadly, this
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# seems to expand the uname= and gname= to uid= and gid=
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# which is lame and likely a bug in mtree. The man page
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# is just vague enough to be infuriating as to the proper
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# behavior. Happily, it removes all the // that can confound
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# things.
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mtree -C -S -f ${NANO_OBJ}/_.metalog > ${NANO_OBJ}/_.mtree.pre
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mv ${NANO_OBJ}/_.metalog ${NANO_OBJ}/_.metalog.install
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# mtree -f -f produces a comm-like output. The first column will
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# be the files we deleted, so we ignore it. The second column is
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# the same in both, so we pass it through. The third column is
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# listed twice, so we ignore the second one. We also trim out
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# the size, because size just doesn't matter as nanobsd and
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# customizations often tweak files changing their size. We also
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# add 'optional' to every file in case something slipped through
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# that's gone from the tree, though maybe that's a real bug.
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#
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# To make matters worse, currently mtree in freebsd uses the
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# old 'file' keyword rather than the newer type=file. Ditto
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# dir and link. Also, nlinks is output, which is lame. And
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# there's a bloatload of extra flags=none, which I remove too.
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#
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# Even worse is that all the uid / gid stuff is also tossed
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# into the scrap heap. Hope they weren't important.
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#
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# And somewhere along the way, flags seem to have gone missing.
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#
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# Oh, and we have to add back in ./ to keep makefs happy.
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#
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# And then we have to sort the damn hing so directories come
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# before subdirectories
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#
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# Note: For reasons unknown, all the directories are changing
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# from 755 to 775, so that's why we ignore the second line.
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# We also get repeats for all the files whose size changed.
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# Perhaps we should filter those going into the pre/post files
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# and not here.
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mtree -f ${NANO_OBJ}/_.mtree.pre -f ${NANO_OBJ}/_.mtree.post | \
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awk '
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function frob_bogus_mtree_line(old) {
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line = "./" old " gid=0 uid=0"
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# XXX make this a damn function
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sub(/^\.\/\./, ".", line);
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sub(/ file /, " type=file ", line);
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sub(/ dir /, " type=dir ", line);
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sub(/ link /, " type=link ", line);
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sub(/ size=[0-9][0-9]*/, "", line);
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sub(/ nlinks=[0-9][0-9]*/, "", line);
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sub(/ flags=none*/, "", line);
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return line;
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}
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BEGIN {
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x = 0;
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FS="\t";
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print "#mtree 2.0";
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}
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$1 != "" {}
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$2 != "" {
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print frob_bogus_mtree_line($2);
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}
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$3 != "" {
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if (x == 0) {
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print frob_bogus_mtree_line($3);
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x = 1;
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} else {
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x = 0;
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}
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}
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' | sort > ${NANO_OBJ}/_.metalog
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fi
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}
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late_customize_cmd product_custom
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