Annotation of openbsd/fw_update/fw_install.sh, Revision 1.95
1.1 afresh1 1: #!/bin/ksh
1.36 afresh1 2: # $OpenBSD$
1.50 afresh1 3: #
1.38 afresh1 4: # Copyright (c) 2021 Andrew Hewus Fresh <afresh1@openbsd.org>
5: #
6: # Permission to use, copy, modify, and distribute this software for any
7: # purpose with or without fee is hereby granted, provided that the above
8: # copyright notice and this permission notice appear in all copies.
9: #
10: # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17:
1.95 ! afresh1 18: set -o errexit -o pipefail -o nounset -o noclobber -o noglob
1.85 afresh1 19: set +o monitor
1.77 afresh1 20: export PATH=/usr/bin:/bin:/usr/sbin:/sbin
1.50 afresh1 21:
22: CFILE=SHA256.sig
23: DESTDIR=${DESTDIR:-}
24: FWPATTERNS="${DESTDIR}/usr/share/misc/firmware_patterns"
25:
26: VNAME=${VNAME:-$(sysctl -n kern.osrelease)}
27: VERSION=${VERSION:-"${VNAME%.*}${VNAME#*.}"}
28:
29: HTTP_FWDIR="$VNAME"
1.52 afresh1 30: VTYPE=$( sed -n "/^OpenBSD $VNAME\([^ ]*\).*$/s//\1/p" \
31: /var/run/dmesg.boot | sed '$!d' )
1.50 afresh1 32: [[ $VTYPE == -!(stable) ]] && HTTP_FWDIR=snapshots
1.22 afresh1 33:
1.50 afresh1 34: FWURL=http://firmware.openbsd.org/firmware/${HTTP_FWDIR}
35: FWPUB_KEY=${DESTDIR}/etc/signify/openbsd-${VERSION}-fw.pub
1.8 afresh1 36:
1.87 afresh1 37: DOWNLOAD=true
38: INSTALL=true
1.69 afresh1 39: LOCALSRC=
40:
1.8 afresh1 41: tmpdir() {
42: local _i=1 _dir
43:
1.50 afresh1 44: # If we're not in the installer,
1.79 afresh1 45: # we have mktemp and a more hostile environment.
1.50 afresh1 46: if [ -x /usr/bin/mktemp ]; then
47: _dir=$( mktemp -d "${1}-XXXXXXXXX" )
1.44 afresh1 48: else
1.50 afresh1 49: until _dir="${1}.$_i.$RANDOM" && mkdir -- "$_dir" 2>/dev/null; do
1.44 afresh1 50: ((++_i < 10000)) || return 1
51: done
52: fi
1.50 afresh1 53:
1.8 afresh1 54: echo "$_dir"
55: }
1.6 afresh1 56:
1.50 afresh1 57: fetch() {
1.92 afresh1 58: local _src="${FWURL}/${1##*/}" _dst=$1 _user=_file _pid _exit _error=''
1.6 afresh1 59:
1.79 afresh1 60: # If we're not in the installer,
61: # we have su(1) and doas(1) is unlikely to be configured.
1.85 afresh1 62: set -o monitor # make sure ftp gets its own process group
63: (
1.53 afresh1 64: if [ -x /usr/bin/su ]; then
1.85 afresh1 65: exec /usr/bin/su -s /bin/ksh "$_user" -c \
1.69 afresh1 66: "/usr/bin/ftp -D 'Get/Verify' -Vm -o- '$_src'" > "$_dst"
1.42 afresh1 67: else
1.85 afresh1 68: exec /usr/bin/doas -u "$_user" \
1.69 afresh1 69: /usr/bin/ftp -D 'Get/Verify' -Vm -o- "$_src" > "$_dst"
1.42 afresh1 70: fi
1.85 afresh1 71: ) & _pid=$!
72: set +o monitor
73:
74: trap "kill -TERM '-$_pid'; exit 1" EXIT INT QUIT ABRT TERM
75:
76: SECONDS=0
77: _last=0
78: while kill -0 -"$_pid" 2>/dev/null; do
79: if [[ $SECONDS -gt 12 ]]; then
80: set -- $( ls -ln "$_dst" 2>/dev/null )
81: if [[ $_last -ne $5 ]]; then
82: _last=$5
83: SECONDS=0
84: sleep 1
85: else
86: kill -INT -"$_pid"
1.92 afresh1 87: _error=" (timed out)"
1.85 afresh1 88: fi
89: else
90: sleep 1
91: fi
92: done
93:
94: set +o errexit
95: wait "$_pid"
96: _exit=$?
97: set -o errexit
98:
99: trap "" EXIT INT QUIT ABRT TERM
1.6 afresh1 100:
1.50 afresh1 101: if [ "$_exit" -ne 0 ]; then
1.69 afresh1 102: rm -f "$_dst"
1.92 afresh1 103: echo "Cannot fetch $_src$_error" >&2
1.50 afresh1 104: return 1
105: fi
1.6 afresh1 106: }
107:
1.50 afresh1 108: verify() {
109: # On the installer we don't get sha256 -C, so fake it.
1.69 afresh1 110: if ! fgrep -qx "SHA256 (${1##*/}) = $( /bin/sha256 -qb "$1" )" "$CFILE"; then
111: echo "Checksum test for ${1##*/} failed." >&2
1.50 afresh1 112: return 1
113: fi
1.6 afresh1 114: }
115:
1.50 afresh1 116: devices_needing_firmware() {
1.90 afresh1 117: local _d _m _line _dmesgtail _last='' _nl=$( echo )
1.1 afresh1 118:
1.50 afresh1 119: # When we're not in the installer, the dmesg.boot can
120: # contain multiple boots, so only look in the last one
1.89 afresh1 121: _dmesgtail="$( echo ; sed -n 'H;/^OpenBSD/h;${g;p;}' /var/run/dmesg.boot |
122: grep -e "^[a-z][a-z]*[0-9]" -e " not configured " )"
1.50 afresh1 123:
1.89 afresh1 124: grep -v '^[[:space:]]*#' "$FWPATTERNS" |
125: while read -r _d _m; do
126: [ "$_d" = "$_last" ] && continue
1.90 afresh1 127: [ "$_m" ] || _m="${_nl}${_d}[0-9] at "
128: [ "$_m" = "${_m#^}" ] || _m="${_nl}${_m#^}"
1.83 afresh1 129:
1.89 afresh1 130: if [[ $_dmesgtail = *$_m* ]]; then
131: echo "$_d"
132: _last="$_d"
133: fi
134: done
1.50 afresh1 135: }
1.14 afresh1 136:
1.50 afresh1 137: firmware_filename() {
1.56 afresh1 138: local _f
139: _f="$( sed -n "s/.*(\($1-firmware-.*\.tgz\)).*/\1/p" "$CFILE" | sed '$!d' )"
140: ! [ "$_f" ] && echo "Unable to find firmware for $1" >&2 && return 1
141: echo "$_f"
1.50 afresh1 142: }
1.7 afresh1 143:
1.57 afresh1 144: firmware_devicename() {
145: local _d="${1##*/}"
146: _d="${_d%-firmware-*}"
147: echo "$_d"
148: }
149:
1.50 afresh1 150: installed_firmware() {
1.95 ! afresh1 151: set +o noglob
1.50 afresh1 152: for fw in "${DESTDIR}/var/db/pkg/$1-firmware"*; do
153: [ -e "$fw" ] || continue
154: echo "${fw##*/}"
155: done
1.95 ! afresh1 156: set -o noglob
1.50 afresh1 157: }
1.1 afresh1 158:
1.50 afresh1 159: add_firmware () {
1.74 afresh1 160: local _f="${1##*/}"
161: local _pkgdir="${DESTDIR}/var/db/pkg/${_f%.tgz}"
1.50 afresh1 162: ftp -D "Install" -Vmo- "file:${1}" |
1.73 afresh1 163: tar -s ",^\+,${_pkgdir}/+," \
1.69 afresh1 164: -s ",^firmware,${DESTDIR}/etc/firmware," \
165: -C / -zxphf - "+*" "firmware/*"
1.1 afresh1 166:
1.50 afresh1 167: # TODO: Should we mark these so real fw_update can -Drepair?
1.73 afresh1 168: ed -s "${_pkgdir}/+CONTENTS" <<EOL
1.50 afresh1 169: /^@comment pkgpath/ -1a
170: @option manual-installation
171: @option firmware
172: @comment install-script
173: .
174: w
175: EOL
176: }
1.22 afresh1 177:
1.50 afresh1 178: delete_firmware() {
1.51 afresh1 179: local _cwd _pkg="$1" _pkgdir="${DESTDIR}/var/db/pkg"
1.22 afresh1 180:
1.50 afresh1 181: # TODO: Check hash for files before deleting
182: echo "Uninstalling $_pkg"
1.51 afresh1 183: _cwd="${_pkgdir}/$_pkg"
1.50 afresh1 184:
1.51 afresh1 185: set -A _remove -- "${_cwd}/+CONTENTS" "${_cwd}"
1.50 afresh1 186:
187: while read -r c g; do
188: case $c in
1.51 afresh1 189: @cwd) _cwd="${DESTDIR}$g"
1.50 afresh1 190: ;;
191: @*) continue
192: ;;
1.52 afresh1 193: *) set -A _remove -- "$_cwd/$c" "${_remove[@]}"
1.50 afresh1 194: ;;
195: esac
196: done < "${_pkgdir}/${_pkg}/+CONTENTS"
197:
198: # We specifically rm -f here because not removing files/dirs
199: # is probably not worth failing over.
200: for _r in "${_remove[@]}" ; do
201: if [ -d "$_r" ]; then
202: # Try hard not to actually remove recursively
203: # without rmdir on the install media.
1.95 ! afresh1 204: set +o noglob
1.50 afresh1 205: [ "$_r/*" = "$( echo "$_r"/* )" ] && rm -rf "$_r"
1.95 ! afresh1 206: set -o noglob
1.50 afresh1 207: else
208: rm -f "$_r"
1.22 afresh1 209: fi
210: done
1.50 afresh1 211: }
1.1 afresh1 212:
1.59 afresh1 213: usage() {
1.93 afresh1 214: echo "usage: ${0##*/} [-D | -L] [driver | file ...]"
1.59 afresh1 215: exit 2
216: }
217:
1.87 afresh1 218: OPT_D=
219: OPT_L=
1.82 afresh1 220: while getopts DL name
1.59 afresh1 221: do
222: case "$name" in
1.87 afresh1 223: D) OPT_D=true ;;
224: L) OPT_L=true ;;
1.59 afresh1 225: ?) usage 2 ;;
226: esac
227: done
228: shift $((OPTIND - 1))
229:
1.87 afresh1 230: [ "$OPT_D" ] && [ "$OPT_L" ] && usage 1
231:
232: if [ "$OPT_D" ]; then
233: # "Download only" means local dir and don't install
234: INSTALL=false
235: LOCALSRC=.
236: elif [ "$OPT_L" ]; then
237: # "Local" means don't download, install from local dir
238: DOWNLOAD=false
239: LOCALSRC=.
240: else
241: LOCALSRC="$( tmpdir "${DESTDIR}/tmp/fw_install" )"
242: fi
1.64 afresh1 243:
1.78 afresh1 244: CFILE="$LOCALSRC/$CFILE"
245:
1.94 afresh1 246: if "$INSTALL" && [ -x /usr/bin/id ] && [ $(/usr/bin/id -u) != 0 ]; then
247: echo "need root privileges" >&2
248: exit 1
249: fi
250:
1.58 afresh1 251: set -A devices -- "$@"
252:
1.65 afresh1 253: if [ ! "${devices[*]:-}" ]; then
1.91 afresh1 254: echo -n "Detecting firmware ..."
255: set -A devices -- $( devices_needing_firmware )
256: [ "${devices[*]:-}" ] && echo " found." || echo " done."
1.50 afresh1 257: fi
1.91 afresh1 258:
259: [ "${devices[*]:-}" ] || exit
1.50 afresh1 260:
1.71 afresh1 261: if "$DOWNLOAD"; then
1.64 afresh1 262: fetch "$CFILE"
263: ! signify -qVep "$FWPUB_KEY" -x "$CFILE" -m "$CFILE" &&
264: echo "Signature check of SHA256.sig failed" >&2 && exit 1
265: fi
1.50 afresh1 266:
1.70 afresh1 267: for f in "${devices[@]}"; do
268: d="$( firmware_devicename "$f" )"
269:
1.58 afresh1 270: if [ "$f" = "$d" ]; then
271: f=$( firmware_filename "$d" || true )
272: [ "$f" ] || continue
1.69 afresh1 273: f="$LOCALSRC/$f"
1.76 afresh1 274: elif ! "$INSTALL" && ! grep -Fq "($f)" "$CFILE" ; then
1.70 afresh1 275: echo "Cannot download local file $f" >&2
276: exit 2
1.58 afresh1 277: fi
278:
1.50 afresh1 279: set -A installed -- $( installed_firmware "$d" )
280:
1.68 afresh1 281: if "$INSTALL" && [ "${installed[*]:-}" ]; then
1.65 afresh1 282: for i in "${installed[@]}"; do
1.58 afresh1 283: if [ "${f##*/}" = "$i.tgz" ]; then
1.50 afresh1 284: echo "$i already installed"
1.11 afresh1 285: continue 2
1.1 afresh1 286: fi
287: done
1.50 afresh1 288: fi
1.1 afresh1 289:
1.72 afresh1 290: if [ -e "$f" ]; then
291: if "$DOWNLOAD"; then
292: echo "Verify existing ${f##*/}"
293: verify "$f" || continue
294: # else assume it was verified when downloaded
295: fi
1.75 afresh1 296: elif "$DOWNLOAD"; then
297: fetch "$f" || continue
298: verify "$f" || continue
299: elif "$INSTALL"; then
1.72 afresh1 300: echo "Cannot install ${f##*/}, not found" >&2
301: continue
1.58 afresh1 302: fi
1.60 afresh1 303:
1.68 afresh1 304: "$INSTALL" || continue
1.11 afresh1 305:
1.65 afresh1 306: if [ "${installed[*]:-}" ]; then
1.50 afresh1 307: for i in "${installed[@]}"; do
308: delete_firmware "$i"
309: done
310: fi
1.11 afresh1 311:
1.50 afresh1 312: add_firmware "$f"
313: done
1.1 afresh1 314:
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