4 _root="$(dirname "${0}")"
5 . "${_root}/lib/env.sh"
10 targets="prepwork admin overlay packages patch whiteout prepboot preptmp prepetc imgboot imgconf imgetc imgall custom"
13 [ "${*}" ] && printf "${*}\n\n"
14 echo "********************************************************************************"
15 echo "Usage: $(basename "${0}") <-a arch> <-c conf> <-b basedir> <-t stagedir>"
16 echo ' <-i pkgsdir> <-p patchdir> <-r rootdir> <-l logfile> [-h] <targets>'
17 echo " -a arch Arch for image target (default: current arch: $(uname -m))"
18 echo ' -c conf Conf name for image target (default: GENERIC)'
19 echo ' -b basedir Basedir for automagic defaults'
20 echo ' -t stagedir Staging directory name (${target}/tree)'
21 echo ' -r rootdir Directory holding the virgin source tree (${target}/world/root)'
22 echo ' -o overlaydir Directory holding an overlay tree (${target}/config/overlay)'
23 echo ' -i pkgsdir Directory holding packages to install (${target}/pkg)'
24 echo ' -p patchdir Directory holding patches to apply (${target}/config/patch)'
25 echo ' -w whiteout Listfile of paths to remove (${target}/config/whiteout.lst)'
26 echo ' -d confdir Conf md_size files and old cpios (${target}/config/conf)'
27 echo ' -l logfile File to hold stderr spam (${stage}/gentree.log'
28 echo ' -h Hello! >^-^<'
30 echo 'Available targets:'
31 for target in ${targets}
38 while getopts "a:c:b:t:r:o:i:p:w:l:h" opt
41 a) arch="${OPTARG}" ;;
42 c) conf="${OPTARG}" ;;
43 b) base="${OPTARG}" ;;
44 t) tree="${OPTARG}" ;;
45 r) root="${OPTARG}" ;;
46 o) ovly="${OPTARG}" ;;
47 i) pkgs="${OPTARG}" ;;
48 p) ptch="${OPTARG}" ;;
49 w) rmrf="${OPTARG}" ;;
50 d) cnfd="${OPTARG}" ;;
51 l) logf="${OPTARG}" ;;
53 [?]) pebkac "Unrecognized option ${opt}" ;;
56 shift $(( $OPTIND - 1 ))
58 sequence="${*:-${targets}}"
60 base="${base:-$(dirname "${0}")/..}" #"
61 base="$(realpath "${base}")"
63 arch="${arch:-$(uname -m)}"
64 conf="${conf:-GENERIC}"
66 target="${base}/targets/${arch}/${conf}"
68 tree="${tree:-${target}/tree}"
69 root="${root:-${target}/world/root}"
70 ovly="${ovly:-${target}/config/overlay}"
71 pkgs="${pkgs:-${target}/pkg}"
72 ptch="${ptch:-${target}/config/patch}"
73 rmrf="${rmrf:-${target}/config/whiteout.lst}"
74 cnfd="${cnfd:-${target}/config/conf}"
75 logf="${logf:-${tree}/gentree.log}"
77 stage="${stage:-${base}/tree}"
78 pkgs="${pkgs:-${base}/pkg}"
79 patch="${patch:-${base}/patch}"
80 overlay="${overlay:-${base}/overlay}"
81 root="${root:-${base}/root}"
82 logfile="${logfile:-${stage}/gentree.log}"
85 tree="$(realpath "${tree}")"
95 # Make sure the provided file(s) have only one link!
98 if [ -f "${1}" -a "$(stat -f '%l' "${1}")" -gt 1 ]
100 cp -p "${1}" "${1}.tmp" && mv "${1}.tmp" "${1}" || err "breaklink failed"
108 log Prepare workspace
109 if [ -d "${tree}" -a \( -d "${sroot}" -o -d "${sboot}" -o -d "${sconf}" \) ]
111 yn n " ${a_yellow}*${a_normal} Workspace already exists. Delete? [y/N]" || err Aborting
112 chk rm -Rf "${sroot}" "${sboot}" "${sconf}"
114 chk mkdir -p "${sroot}"
115 # Eliminate schg, because it interferes with hardlinks
116 chk chflags -R noschg "${root}/lib"
117 chk chflags -R noschg "${root}/libexec"
118 chk chflags -R noschg "${root}/sbin"
119 chk chflags -R noschg "${root}/usr"
120 ( cd "${root}" && find . | cpio -p --link "${sroot}" ) || chk
124 log Create an emergency user admin/admin
125 # delink passwd to ensure it doesn't get patched in-place
126 chk onelink "${sroot}/etc/passwd" "${sroot}/etc/master.passwd"
127 echo '$1$2rXOWsK/$eiBHA6K7xL96DZbcY24YR0' | chk chroot "${sroot}" /usr/sbin/pw useradd admin -u 999 -g wheel -G operator -c Administrator -d /usr/home/admin -m -s /bin/csh -H 0
131 [ -d "${ovly}" ] || return
132 log Apply overlay from "${ovly##${base}/}"
133 ( cd "${ovly}" && find . | cpio -p "${sroot}" ) || chk
137 [ -d "${pkgs}" ] || return
138 count="$(ls -1 "${pkgs}" | wc -l)"
139 [ "${count}" -gt 0 ] || return
140 log Install ${count} packages from "${pkgs##${base}/}"
141 chk mkdir -p "${sroot}/pkg"
142 ( cd "${pkgs}" && find . | cpio -p --link "${sroot}/pkg" ) || chk
143 chk chroot "${sroot}" /bin/sh -c 'cd /pkg; exec pkg_add -F *'
144 chk rm -Rf "${sroot}/pkg"
148 [ -d "${ptch}" ] || return
149 log Apply patches from "${ptch##${base}/}"
150 for file in "${ptch}"/*
152 note "... $(basename "${file}")"
153 ( cd "${sroot}" && patch < "${file}" ) || chk
155 sed -e '/^+++ /!d; s/^+++ //; s/[ ]*[0-9: .+-]*$//' "${file}" | while read orig
157 rm -f "${sroot}/${orig}.orig"
163 [ -f "${rmrf}" ] || return
164 log Whiteout files from "${rmrf##${base}/}"
165 while read entry < "${rmrf}"
167 # Strip off terminating slash
169 # Obtain directory name, for path resolution
170 entry_path="$(dirname "${entry}")"
171 entry_path="$(realpath "${sroot}/${entry_path}" 2>/dev/null)"
172 entry_file="$(basename "${entry}")"
174 # Ignore paths that do not exist
175 [ "${entry_path}" ] || continue
177 # Warn and ignore paths that fall outside ${sroot} after resolution
178 if [ "$(echo ${entry_path} | sed -e "s/^\(.\{${#sroot}\}\).*$/\1/")" != "${sroot}" ]
180 warn "Whiteout '${entry}' malformed: leads outside '${sroot}'"
184 # Warn and ignore paths that cannot be chdir()'d
185 if [ ! -d "${entry_path}" ]
187 warn "Whiteout '${entry}' malformed: non-directory in path"
194 echo rm -Rf "${entry}"
196 echo rm -f "${entry}"
204 chk mv "${sroot}/boot/boot" "${sroot}/boot/boot.blk"
205 chk ln -sf . "${sroot}/boot/boot"
207 # Move /boot/zfs to /etc/zfs and symlink
208 ls -1 "${sroot}/boot/zfs"/* 2>&- && chk mv "${sroot}/boot/zfs"/* "${sroot}/etc/zfs/"
209 chk rmdir "${sroot}/boot/zfs"
210 chk ln -svf ../etc/zfs "${sroot}/boot/zfs"
215 ( cd "${sroot}/tmp" && find . | cpio -p --link ../var/tmp ) || chk
216 chk rm -Rf "${sroot}/tmp"
217 chk ln -sf var/tmp "${sroot}/tmp"
222 chk mkdir -p "${sroot}/etc/local"
223 chk mkdir -p "${sroot}/usr/local/etc" # Silence warnings
224 ( cd "${sroot}/usr/local/etc" && find . | cpio -p --link ../../../etc/local ) || chk
225 chk rm -Rf "${sroot}/usr/local/etc"
226 chk ln -sf ../../etc/local "${sroot}/usr/local/etc"
230 log Create boot imgsrc
231 chk mv "${sroot}/boot" "${tree}"
232 chk mkdir -p "${sroot}/boot"
233 chk mkdir -p "${sroot}/modules"
234 chk find "${sboot}/kernel" -type f -name '*.symbols' -delete
236 # Link all modules into /modules, as an alternative search path
237 ( cd "${sboot}/kernel" && find . -name '*.ko' -o -name "${conf}" | cpio -p --link "${sroot}/modules" ) || chk
238 ( cd "${sboot}/modules" && find . -name '*.ko' -o -name "${conf}" | cpio -p --link "${sroot}/modules" ) || chk
240 # Remove all modules from the root fs that are preloaded by the preloader
241 cat "${sboot}/loader.conf" | grep '_load=' | sed -e 's#^\(.*\)_load=.*$#'"${sroot}/modules/"'\1.ko#' | xargs rm -f
243 # Remove all modules from the boot fs that are present in the root fs
244 ( cd "${sroot}/modules" && ls -1 ) | sed -e 's#^#'"${sboot}/kernel/"'#' | xargs rm -f
245 ( cd "${sroot}/modules" && ls -1 ) | sed -e 's#^#'"${sboot}/modules/"'#' | xargs rm -f
247 # Rebuild linker hints in both places, to make sure the kernel can find everything once running
248 kldxref "${sboot}/kernel" "${sboot}/modules" "${sroot}/modules"
250 # Gzip kernel to save boot space
251 chk onelink "${sboot}/kernel/kernel"
252 chk gzip -9 "${sboot}/kernel/kernel"
254 # Compress all the modules as well, since /loader can handle them; kldload cannot,
255 # but I think I can safely assume you will not be kldunloading boot-loaded modules
256 ls -1 "${sboot}/kernel/"*.ko "${sboot}/modules/"*.ko 2>/dev/null | while read kmod
258 chk onelink "${kmod}"
259 chk gzip -9 "${kmod}"
262 # Make sure /boot/zfs -> /etc/zfs symlink exists even without /boot mounted
263 [ -L "${sroot}/boot/zfs" ] || chk ln -sf ../etc/zfs "${sroot}/boot/zfs"
268 chk mkdir -p "${sroot}/conf"
269 echo "ufs:/dev/ufs/conf" > "${sroot}/conf/diskless_remount" || chk
270 chk mkdir -p "${sconf}/backup"
271 chk mkdir -p "${sconf}/base"
272 chk mkdir -p "${sconf}/default"
274 # Create packdirs for each
275 for pack in "${cnfd}"/*.md_size
277 pack="$(basename "${pack%%.md_size}")"
278 chk mkdir -p "${sconf}/base/${pack}"
279 chk mkdir -p "${sconf}/default/${pack}"
280 ( cat "${cnfd}/${pack}.md_size" > "${sconf}/base/${pack}/md_size" ) || chk
282 chk chown -R :operator "${sconf}"
283 ( find "${sconf}" -print0 | xargs -0 chmod o-rwx ) || chk
287 # etc requires special handling to ensure everything is properly arranged.
288 log Create etc confpack
289 chk touch "${sroot}/etc/diskless"
290 # Touch /COPYRIGHT to provide an immutable time anchor for saveconfig
291 chk touch "${sroot}/COPYRIGHT"
292 chk sleep 1 # Make sure anchor is at least one second older than everything in custom
293 chk mkdir -p "${tree}/pack"
294 chk mv "${sroot}/etc" "${tree}/pack"
295 chk mkdir -p "${sroot}/etc"
296 chk cp -p "${tree}/pack/etc/rc" "${tree}/pack/etc/rc.subr" "${tree}/pack/etc/rc.initdiskless" "${tree}/pack/etc/login.conf.db" "${tree}/pack/etc/diskless" "${sroot}/etc"
298 # Make sure etc confpack exists; default if necessary
299 chk mkdir -p "${sconf}/base/etc"
300 chk mkdir -p "${sconf}/default/etc"
301 [ -e "${sconf}/base/etc/md_size" ] || echo "10240" > "${sconf}/base/etc/md_size"
303 ( cd "${tree}/pack" && find etc | cpio -o ) | gzip -9 > "${sconf}/base/etc.cpio.gz" || chk
304 chk rm -Rf "${tree}/pack"
308 log Create remaining confpacks
309 chk mkdir -p "${tree}/pack"
310 for pack in "${cnfd}"/*.md_size
312 pack="$(basename "${pack%%.md_size}")"
313 # Ignore etc, as it was processed in do_imgetc
314 [ "${pack}" = "etc" ] && continue
316 chk mv "${sroot}/${pack}" "${tree}/pack"
317 chk mkdir -p "${sroot}/${pack}"
318 ( cd "${tree}/pack" && find "${pack}" | cpio -o ) | gzip -9 > "${sconf}/base/${pack}.cpio.gz" || chk
319 chk rm -Rf "${tree}/pack/${pack}"
321 chk rm -Rf "${tree}/pack"
325 log Patch in custom config
326 ( cd "${cnfd}" && find . -name '*.md_size' -o -print | cpio -p --link "${sconf}/default" ) || chk
327 # Make sure files in default are newer than the tagfile, so they will be caught by saveconfig
328 find "${sconf}/default" -type f -print0 | xargs -0 touch
329 # If there are scavenged cpio.gz confpacks, touch their contents as well.
330 chk mkdir -p "${tree}/pack"
331 if ls -1 "${sconf}/default" | grep -q '.cpio.gz'
333 chk rm -Rf "${tree}/pack"/*
334 for file in "${sconf}/default"/*.cpio.gz
336 pack="$(basename "${file%%.cpio.gz}")"
337 zcat "${file}" | ( cd "${tree}/pack"; cpio -id ) || chk
338 find "${tree}/pack" -type f -print0 | xargs -0 touch
339 ( cd "${tree}/pack"; find . | cpio -o ) | gzip -9 > "${file}"
340 chk rm -Rf "${tree}/pack"/*
343 chk rm -Rf "${tree}/pack"
346 for step in ${sequence}
348 echo "${targets}" | grep -q "${step}" || err Unrecognized target "${step}"