Annotation of openbsd/fw_update/fw_install.sh, Revision 1.99
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:
1.97 afresh1 37: VERBOSE=false
1.87 afresh1 38: DOWNLOAD=true
39: INSTALL=true
1.69 afresh1 40: LOCALSRC=
41:
1.8 afresh1 42: tmpdir() {
43: local _i=1 _dir
44:
1.50 afresh1 45: # If we're not in the installer,
1.79 afresh1 46: # we have mktemp and a more hostile environment.
1.50 afresh1 47: if [ -x /usr/bin/mktemp ]; then
48: _dir=$( mktemp -d "${1}-XXXXXXXXX" )
1.44 afresh1 49: else
1.50 afresh1 50: until _dir="${1}.$_i.$RANDOM" && mkdir -- "$_dir" 2>/dev/null; do
1.44 afresh1 51: ((++_i < 10000)) || return 1
52: done
53: fi
1.50 afresh1 54:
1.8 afresh1 55: echo "$_dir"
56: }
1.6 afresh1 57:
1.50 afresh1 58: fetch() {
1.92 afresh1 59: local _src="${FWURL}/${1##*/}" _dst=$1 _user=_file _pid _exit _error=''
1.6 afresh1 60:
1.79 afresh1 61: # If we're not in the installer,
62: # we have su(1) and doas(1) is unlikely to be configured.
1.85 afresh1 63: set -o monitor # make sure ftp gets its own process group
64: (
1.53 afresh1 65: if [ -x /usr/bin/su ]; then
1.85 afresh1 66: exec /usr/bin/su -s /bin/ksh "$_user" -c \
1.69 afresh1 67: "/usr/bin/ftp -D 'Get/Verify' -Vm -o- '$_src'" > "$_dst"
1.42 afresh1 68: else
1.85 afresh1 69: exec /usr/bin/doas -u "$_user" \
1.69 afresh1 70: /usr/bin/ftp -D 'Get/Verify' -Vm -o- "$_src" > "$_dst"
1.42 afresh1 71: fi
1.85 afresh1 72: ) & _pid=$!
73: set +o monitor
74:
1.98 afresh1 75: trap "kill -TERM '-$_pid' 2>/dev/null; exit 1" EXIT INT QUIT ABRT TERM
1.85 afresh1 76:
77: SECONDS=0
78: _last=0
79: while kill -0 -"$_pid" 2>/dev/null; do
80: if [[ $SECONDS -gt 12 ]]; then
81: set -- $( ls -ln "$_dst" 2>/dev/null )
82: if [[ $_last -ne $5 ]]; then
83: _last=$5
84: SECONDS=0
85: sleep 1
86: else
87: kill -INT -"$_pid"
1.92 afresh1 88: _error=" (timed out)"
1.85 afresh1 89: fi
90: else
91: sleep 1
92: fi
93: done
94:
95: set +o errexit
96: wait "$_pid"
97: _exit=$?
98: set -o errexit
99:
100: trap "" EXIT INT QUIT ABRT TERM
1.6 afresh1 101:
1.50 afresh1 102: if [ "$_exit" -ne 0 ]; then
1.69 afresh1 103: rm -f "$_dst"
1.92 afresh1 104: echo "Cannot fetch $_src$_error" >&2
1.50 afresh1 105: return 1
106: fi
1.6 afresh1 107: }
108:
1.50 afresh1 109: verify() {
110: # On the installer we don't get sha256 -C, so fake it.
1.69 afresh1 111: if ! fgrep -qx "SHA256 (${1##*/}) = $( /bin/sha256 -qb "$1" )" "$CFILE"; then
112: echo "Checksum test for ${1##*/} failed." >&2
1.50 afresh1 113: return 1
114: fi
1.6 afresh1 115: }
116:
1.50 afresh1 117: devices_needing_firmware() {
1.90 afresh1 118: local _d _m _line _dmesgtail _last='' _nl=$( echo )
1.1 afresh1 119:
1.50 afresh1 120: # When we're not in the installer, the dmesg.boot can
121: # contain multiple boots, so only look in the last one
1.89 afresh1 122: _dmesgtail="$( echo ; sed -n 'H;/^OpenBSD/h;${g;p;}' /var/run/dmesg.boot |
123: grep -e "^[a-z][a-z]*[0-9]" -e " not configured " )"
1.50 afresh1 124:
1.89 afresh1 125: grep -v '^[[:space:]]*#' "$FWPATTERNS" |
126: while read -r _d _m; do
127: [ "$_d" = "$_last" ] && continue
1.90 afresh1 128: [ "$_m" ] || _m="${_nl}${_d}[0-9] at "
129: [ "$_m" = "${_m#^}" ] || _m="${_nl}${_m#^}"
1.83 afresh1 130:
1.89 afresh1 131: if [[ $_dmesgtail = *$_m* ]]; then
132: echo "$_d"
133: _last="$_d"
134: fi
135: done
1.50 afresh1 136: }
1.14 afresh1 137:
1.50 afresh1 138: firmware_filename() {
1.56 afresh1 139: local _f
140: _f="$( sed -n "s/.*(\($1-firmware-.*\.tgz\)).*/\1/p" "$CFILE" | sed '$!d' )"
141: ! [ "$_f" ] && echo "Unable to find firmware for $1" >&2 && return 1
142: echo "$_f"
1.50 afresh1 143: }
1.7 afresh1 144:
1.57 afresh1 145: firmware_devicename() {
146: local _d="${1##*/}"
147: _d="${_d%-firmware-*}"
148: echo "$_d"
149: }
150:
1.50 afresh1 151: installed_firmware() {
1.95 afresh1 152: set +o noglob
1.50 afresh1 153: for fw in "${DESTDIR}/var/db/pkg/$1-firmware"*; do
1.96 afresh1 154: [ -e "$fw/+CONTENTS" ] || continue
1.50 afresh1 155: echo "${fw##*/}"
156: done
1.95 afresh1 157: set -o noglob
1.50 afresh1 158: }
1.1 afresh1 159:
1.50 afresh1 160: add_firmware () {
1.74 afresh1 161: local _f="${1##*/}"
162: local _pkgdir="${DESTDIR}/var/db/pkg/${_f%.tgz}"
1.50 afresh1 163: ftp -D "Install" -Vmo- "file:${1}" |
1.73 afresh1 164: tar -s ",^\+,${_pkgdir}/+," \
1.69 afresh1 165: -s ",^firmware,${DESTDIR}/etc/firmware," \
166: -C / -zxphf - "+*" "firmware/*"
1.1 afresh1 167:
1.50 afresh1 168: # TODO: Should we mark these so real fw_update can -Drepair?
1.73 afresh1 169: ed -s "${_pkgdir}/+CONTENTS" <<EOL
1.50 afresh1 170: /^@comment pkgpath/ -1a
171: @option manual-installation
172: @option firmware
173: @comment install-script
174: .
175: w
176: EOL
177: }
1.22 afresh1 178:
1.50 afresh1 179: delete_firmware() {
1.51 afresh1 180: local _cwd _pkg="$1" _pkgdir="${DESTDIR}/var/db/pkg"
1.22 afresh1 181:
1.50 afresh1 182: # TODO: Check hash for files before deleting
183: echo "Uninstalling $_pkg"
1.51 afresh1 184: _cwd="${_pkgdir}/$_pkg"
1.50 afresh1 185:
1.51 afresh1 186: set -A _remove -- "${_cwd}/+CONTENTS" "${_cwd}"
1.50 afresh1 187:
188: while read -r c g; do
189: case $c in
1.51 afresh1 190: @cwd) _cwd="${DESTDIR}$g"
1.50 afresh1 191: ;;
192: @*) continue
193: ;;
1.52 afresh1 194: *) set -A _remove -- "$_cwd/$c" "${_remove[@]}"
1.50 afresh1 195: ;;
196: esac
197: done < "${_pkgdir}/${_pkg}/+CONTENTS"
198:
199: # We specifically rm -f here because not removing files/dirs
200: # is probably not worth failing over.
201: for _r in "${_remove[@]}" ; do
202: if [ -d "$_r" ]; then
203: # Try hard not to actually remove recursively
204: # without rmdir on the install media.
1.95 afresh1 205: set +o noglob
1.50 afresh1 206: [ "$_r/*" = "$( echo "$_r"/* )" ] && rm -rf "$_r"
1.95 afresh1 207: set -o noglob
1.50 afresh1 208: else
209: rm -f "$_r"
1.22 afresh1 210: fi
211: done
1.50 afresh1 212: }
1.1 afresh1 213:
1.59 afresh1 214: usage() {
1.93 afresh1 215: echo "usage: ${0##*/} [-D | -L] [driver | file ...]"
1.59 afresh1 216: exit 2
217: }
218:
1.87 afresh1 219: OPT_D=
220: OPT_L=
1.99 ! afresh1 221: while getopts :DL name
1.59 afresh1 222: do
223: case "$name" in
1.87 afresh1 224: D) OPT_D=true ;;
225: L) OPT_L=true ;;
1.97 afresh1 226: v) VERBOSE=true ;;
1.99 ! afresh1 227: ?) echo "${0##*/}: unknown option -- -$OPTARG"; usage 2 ;;
1.59 afresh1 228: esac
229: done
230: shift $((OPTIND - 1))
231:
1.87 afresh1 232: [ "$OPT_D" ] && [ "$OPT_L" ] && usage 1
233:
234: if [ "$OPT_D" ]; then
235: # "Download only" means local dir and don't install
236: INSTALL=false
237: LOCALSRC=.
238: elif [ "$OPT_L" ]; then
239: # "Local" means don't download, install from local dir
240: DOWNLOAD=false
241: LOCALSRC=.
242: else
243: LOCALSRC="$( tmpdir "${DESTDIR}/tmp/fw_install" )"
244: fi
1.64 afresh1 245:
1.78 afresh1 246: CFILE="$LOCALSRC/$CFILE"
247:
1.94 afresh1 248: if "$INSTALL" && [ -x /usr/bin/id ] && [ $(/usr/bin/id -u) != 0 ]; then
249: echo "need root privileges" >&2
250: exit 1
251: fi
252:
1.58 afresh1 253: set -A devices -- "$@"
254:
1.65 afresh1 255: if [ ! "${devices[*]:-}" ]; then
1.91 afresh1 256: echo -n "Detecting firmware ..."
257: set -A devices -- $( devices_needing_firmware )
258: [ "${devices[*]:-}" ] && echo " found." || echo " done."
1.50 afresh1 259: fi
1.91 afresh1 260:
261: [ "${devices[*]:-}" ] || exit
1.50 afresh1 262:
1.71 afresh1 263: if "$DOWNLOAD"; then
1.64 afresh1 264: fetch "$CFILE"
265: ! signify -qVep "$FWPUB_KEY" -x "$CFILE" -m "$CFILE" &&
266: echo "Signature check of SHA256.sig failed" >&2 && exit 1
267: fi
1.50 afresh1 268:
1.70 afresh1 269: for f in "${devices[@]}"; do
270: d="$( firmware_devicename "$f" )"
271:
1.58 afresh1 272: if [ "$f" = "$d" ]; then
273: f=$( firmware_filename "$d" || true )
274: [ "$f" ] || continue
1.69 afresh1 275: f="$LOCALSRC/$f"
1.76 afresh1 276: elif ! "$INSTALL" && ! grep -Fq "($f)" "$CFILE" ; then
1.70 afresh1 277: echo "Cannot download local file $f" >&2
278: exit 2
1.58 afresh1 279: fi
280:
1.50 afresh1 281: set -A installed -- $( installed_firmware "$d" )
282:
1.68 afresh1 283: if "$INSTALL" && [ "${installed[*]:-}" ]; then
1.65 afresh1 284: for i in "${installed[@]}"; do
1.58 afresh1 285: if [ "${f##*/}" = "$i.tgz" ]; then
1.50 afresh1 286: echo "$i already installed"
1.11 afresh1 287: continue 2
1.1 afresh1 288: fi
289: done
1.50 afresh1 290: fi
1.1 afresh1 291:
1.72 afresh1 292: if [ -e "$f" ]; then
293: if "$DOWNLOAD"; then
294: echo "Verify existing ${f##*/}"
295: verify "$f" || continue
296: # else assume it was verified when downloaded
297: fi
1.75 afresh1 298: elif "$DOWNLOAD"; then
299: fetch "$f" || continue
300: verify "$f" || continue
301: elif "$INSTALL"; then
1.72 afresh1 302: echo "Cannot install ${f##*/}, not found" >&2
303: continue
1.58 afresh1 304: fi
1.60 afresh1 305:
1.68 afresh1 306: "$INSTALL" || continue
1.11 afresh1 307:
1.65 afresh1 308: if [ "${installed[*]:-}" ]; then
1.50 afresh1 309: for i in "${installed[@]}"; do
310: delete_firmware "$i"
311: done
312: fi
1.11 afresh1 313:
1.50 afresh1 314: add_firmware "$f"
315: done
1.1 afresh1 316:
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