Annotation of openbsd/fw_update/fw_install.sh, Revision 1.88
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:
1.50 afresh1 18: set -o errexit -o pipefail -o nounset
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 "$_dir"
55: }
1.6 afresh1 56:
1.50 afresh1 57: fetch() {
1.85 afresh1 58: local _src="${FWURL}/${1##*/}" _dst=$1 _user=_file _pid _exit
1.6 afresh1 59:
1.79 afresh1 60: # If we're not in the installer,
61: # we have su(1) and doas(1) is unlikely to be configured.
1.85 afresh1 62: set -o monitor # make sure ftp gets its own process group
63: (
1.53 afresh1 64: if [ -x /usr/bin/su ]; then
1.85 afresh1 65: exec /usr/bin/su -s /bin/ksh "$_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"
87: echo "fetch timed out" >&2
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"
103: echo "Cannot fetch $_src" >&2
1.50 afresh1 104: return 1
105: fi
1.6 afresh1 106: }
107:
1.50 afresh1 108: verify() {
109: # On the installer we don't get sha256 -C, so fake it.
1.69 afresh1 110: if ! fgrep -qx "SHA256 (${1##*/}) = $( /bin/sha256 -qb "$1" )" "$CFILE"; then
111: echo "Checksum test for ${1##*/} failed." >&2
1.50 afresh1 112: return 1
113: fi
1.6 afresh1 114: }
115:
1.50 afresh1 116: devices_needing_firmware() {
1.83 afresh1 117: local _d _m _line _dmesgtail _last=''
1.1 afresh1 118:
1.50 afresh1 119: # When we're not in the installer, the dmesg.boot can
120: # contain multiple boots, so only look in the last one
1.84 afresh1 121: sed -n 'H;/^OpenBSD/h;${g;p;}' /var/run/dmesg.boot |
122: grep -e "^[a-z][a-z]*[0-9]" -e " not configured " | { \
1.83 afresh1 123: _m=0
124: set -A _dmesgtail
125: while read -r _line; do
126: _dmesgtail[$_m]="$_line"
1.86 afresh1 127: _m=$(( _m + 1 ))
1.83 afresh1 128: done
1.50 afresh1 129:
1.83 afresh1 130: grep -v '^[[:space:]]*#' "$FWPATTERNS" |
131: while read -r _d _m; do
132: [ "$_d" = "$_last" ] && continue
133: [ "$_m" ] || _m="^${_d}[0-9] at "
1.50 afresh1 134:
1.83 afresh1 135: if [ "$_m" = "${_m#^}" ]; then
136: _m="*$_m"
137: else
138: _m="${_m#^}"
139: fi
140:
141: for _line in "${_dmesgtail[@]}"; do
142: if [[ $_line = ${_m}* ]]; then
143: echo "$_d"
144: _last="$_d"
145: fi
146: done
147: done
148: }
1.50 afresh1 149: }
1.14 afresh1 150:
1.50 afresh1 151: firmware_filename() {
1.56 afresh1 152: local _f
153: _f="$( sed -n "s/.*(\($1-firmware-.*\.tgz\)).*/\1/p" "$CFILE" | sed '$!d' )"
154: ! [ "$_f" ] && echo "Unable to find firmware for $1" >&2 && return 1
155: echo "$_f"
1.50 afresh1 156: }
1.7 afresh1 157:
1.57 afresh1 158: firmware_devicename() {
159: local _d="${1##*/}"
160: _d="${_d%-firmware-*}"
161: echo "$_d"
162: }
163:
1.50 afresh1 164: installed_firmware() {
165: for fw in "${DESTDIR}/var/db/pkg/$1-firmware"*; do
166: [ -e "$fw" ] || continue
167: echo "${fw##*/}"
168: done
169: }
1.1 afresh1 170:
1.50 afresh1 171: add_firmware () {
1.74 afresh1 172: local _f="${1##*/}"
173: local _pkgdir="${DESTDIR}/var/db/pkg/${_f%.tgz}"
1.50 afresh1 174: ftp -D "Install" -Vmo- "file:${1}" |
1.73 afresh1 175: tar -s ",^\+,${_pkgdir}/+," \
1.69 afresh1 176: -s ",^firmware,${DESTDIR}/etc/firmware," \
177: -C / -zxphf - "+*" "firmware/*"
1.1 afresh1 178:
1.50 afresh1 179: # TODO: Should we mark these so real fw_update can -Drepair?
1.73 afresh1 180: ed -s "${_pkgdir}/+CONTENTS" <<EOL
1.50 afresh1 181: /^@comment pkgpath/ -1a
182: @option manual-installation
183: @option firmware
184: @comment install-script
185: .
186: w
187: EOL
188: }
1.22 afresh1 189:
1.50 afresh1 190: delete_firmware() {
1.51 afresh1 191: local _cwd _pkg="$1" _pkgdir="${DESTDIR}/var/db/pkg"
1.22 afresh1 192:
1.50 afresh1 193: # TODO: Check hash for files before deleting
194: echo "Uninstalling $_pkg"
1.51 afresh1 195: _cwd="${_pkgdir}/$_pkg"
1.50 afresh1 196:
1.51 afresh1 197: set -A _remove -- "${_cwd}/+CONTENTS" "${_cwd}"
1.50 afresh1 198:
199: while read -r c g; do
200: case $c in
1.51 afresh1 201: @cwd) _cwd="${DESTDIR}$g"
1.50 afresh1 202: ;;
203: @*) continue
204: ;;
1.52 afresh1 205: *) set -A _remove -- "$_cwd/$c" "${_remove[@]}"
1.50 afresh1 206: ;;
207: esac
208: done < "${_pkgdir}/${_pkg}/+CONTENTS"
209:
210: # We specifically rm -f here because not removing files/dirs
211: # is probably not worth failing over.
212: for _r in "${_remove[@]}" ; do
213: if [ -d "$_r" ]; then
214: # Try hard not to actually remove recursively
215: # without rmdir on the install media.
216: [ "$_r/*" = "$( echo "$_r"/* )" ] && rm -rf "$_r"
217: else
218: rm -f "$_r"
1.22 afresh1 219: fi
220: done
1.50 afresh1 221: }
1.1 afresh1 222:
1.59 afresh1 223: usage() {
1.88 ! afresh1 224: echo "usage: fw_install [-D | -L] [driver | file ...]"
1.59 afresh1 225: exit 2
226: }
227:
1.87 afresh1 228: OPT_D=
229: OPT_L=
1.82 afresh1 230: while getopts DL name
1.59 afresh1 231: do
232: case "$name" in
1.87 afresh1 233: D) OPT_D=true ;;
234: L) OPT_L=true ;;
1.59 afresh1 235: ?) usage 2 ;;
236: esac
237: done
238: shift $((OPTIND - 1))
239:
1.87 afresh1 240: [ "$OPT_D" ] && [ "$OPT_L" ] && usage 1
241:
242: if [ "$OPT_D" ]; then
243: # "Download only" means local dir and don't install
244: INSTALL=false
245: LOCALSRC=.
246: elif [ "$OPT_L" ]; then
247: # "Local" means don't download, install from local dir
248: DOWNLOAD=false
249: LOCALSRC=.
250: else
251: LOCALSRC="$( tmpdir "${DESTDIR}/tmp/fw_install" )"
252: fi
1.64 afresh1 253:
1.78 afresh1 254: CFILE="$LOCALSRC/$CFILE"
255:
1.58 afresh1 256: set -A devices -- "$@"
257:
258: [ "${devices[*]:-}" ] ||
259: set -A devices -- $( devices_needing_firmware )
1.1 afresh1 260:
1.65 afresh1 261: if [ ! "${devices[*]:-}" ]; then
1.50 afresh1 262: echo "No devices found which need firmware files to be downloaded."
263: exit
264: fi
265:
1.71 afresh1 266: if "$DOWNLOAD"; then
1.64 afresh1 267: fetch "$CFILE"
268: ! signify -qVep "$FWPUB_KEY" -x "$CFILE" -m "$CFILE" &&
269: echo "Signature check of SHA256.sig failed" >&2 && exit 1
270: fi
1.50 afresh1 271:
1.70 afresh1 272: for f in "${devices[@]}"; do
273: d="$( firmware_devicename "$f" )"
274:
1.58 afresh1 275: if [ "$f" = "$d" ]; then
276: f=$( firmware_filename "$d" || true )
277: [ "$f" ] || continue
1.69 afresh1 278: f="$LOCALSRC/$f"
1.76 afresh1 279: elif ! "$INSTALL" && ! grep -Fq "($f)" "$CFILE" ; then
1.70 afresh1 280: echo "Cannot download local file $f" >&2
281: exit 2
1.58 afresh1 282: fi
283:
1.50 afresh1 284: set -A installed -- $( installed_firmware "$d" )
285:
1.68 afresh1 286: if "$INSTALL" && [ "${installed[*]:-}" ]; then
1.65 afresh1 287: for i in "${installed[@]}"; do
1.58 afresh1 288: if [ "${f##*/}" = "$i.tgz" ]; then
1.50 afresh1 289: echo "$i already installed"
1.11 afresh1 290: continue 2
1.1 afresh1 291: fi
292: done
1.50 afresh1 293: fi
1.1 afresh1 294:
1.72 afresh1 295: if [ -e "$f" ]; then
296: if "$DOWNLOAD"; then
297: echo "Verify existing ${f##*/}"
298: verify "$f" || continue
299: # else assume it was verified when downloaded
300: fi
1.75 afresh1 301: elif "$DOWNLOAD"; then
302: fetch "$f" || continue
303: verify "$f" || continue
304: elif "$INSTALL"; then
1.72 afresh1 305: echo "Cannot install ${f##*/}, not found" >&2
306: continue
1.58 afresh1 307: fi
1.60 afresh1 308:
1.68 afresh1 309: "$INSTALL" || continue
1.11 afresh1 310:
1.65 afresh1 311: if [ "${installed[*]:-}" ]; then
1.50 afresh1 312: for i in "${installed[@]}"; do
313: delete_firmware "$i"
314: done
315: fi
1.11 afresh1 316:
1.50 afresh1 317: add_firmware "$f"
318: done
1.1 afresh1 319:
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