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Diff for /openbsd/fw_update/fw_install.sh between version 1.14 and 1.47

version 1.14, 2021/10/17 23:25:14 version 1.47, 2021/12/02 03:48:13
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 #!/bin/ksh  #!/bin/ksh
   #       $OpenBSD$
 set -e  set -e
   
 scan_dmesg() {  # Copyright (c) 2021 Andrew Hewus Fresh <afresh1@openbsd.org>
         # no bsort for now  #
         sed -n "$1" /var/run/dmesg.boot  # Permission to use, copy, modify, and distribute this software for any
 }  # purpose with or without fee is hereby granted, provided that the above
   # copyright notice and this permission notice appear in all copies.
   #
   # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   
 installed_firmware() {  # Fake up some things from install.sub that we don't need to actually do
         for fw in ${PKGDIR}/$1-firmware*; do  prefetcharea_fs_list() {
                 [ -e "$fw" ] || continue          echo "${DESTDIR}/tmp"
                 echo ${fw##*/}  
         done  
 }  }
   
 # tmpdir, do_as, unpriv, and unpriv2 are from install.sub  # tmpdir, do_as, and unpriv are from install.sub
   # modified to use su(1) when not in the installer.
   # modified to use mktemp(1) when not in the installer.
   
 # Create a temporary directory based on the supplied directory name prefix.  # Create a temporary directory based on the supplied directory name prefix.
 tmpdir() {  tmpdir() {
         local _i=1 _dir          local _i=1 _dir
           if [[ -z $1 ]]; then
                   echo No tmpdir >&2
                   exit 1
           fi
   
         until _dir="${1?}.$_i.$RANDOM" && mkdir -- "$_dir" 2>/dev/null; do          if [[ -e /usr/bin/mktemp ]]; then
                 ((++_i < 10000)) || return 1                  _dir=$( /usr/bin/mktemp -d $1 )
         done                  chown _sndio "$_dir"
           else
                   until _dir="${1%-+(X)}.$_i.$RANDOM" && mkdir -- "$_dir" 2>/dev/null; do
                       ((++_i < 10000)) || return 1
                   done
           fi
         echo "$_dir"          echo "$_dir"
 }  }
   
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                 chown "$_user" "$_file"                  chown "$_user" "$_file"
         fi          fi
   
         doas -u "$_user" "$@"          if [[ -x /usr/bin/su ]]; then
                   /usr/bin/su -s /bin/ksh "$_user" -c "$*"
           else
                   doas -u "$_user" "$@"
           fi
         _rc=$?          _rc=$?
   
         while doas -u "$_user" kill -9 -1 2>/dev/null; do          while doas -u "$_user" kill -9 -1 2>/dev/null; do
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         do_as _sndio "$@"          do_as _sndio "$@"
 }  }
   
 unpriv2() {  VNAME=${VNAME:-$(sysctl -n kern.osrelease)}
         do_as _file "$@"  VERSION=${VERSION:-"${VNAME%.*}${VNAME#*.}"}
 }  FWDIR=${FWDIR:-$VNAME}
   
 _issue=  
 fail() {  
         echo $_issue >&2  
         exit 1  
 }  
   
 VNAME=$(sysctl -n kern.osrelease)  
 VERSION="${VNAME%.*}${VNAME#*.}"  
 FWDIR="$VNAME"  
   
 # TODO: We need the firmware for the system we just installed  # TODO: We need the firmware for the system we just installed
 #       not the one we booted from.  For example:  #       not the one we booted from.  For example:
 #       * booting from a snapshot bsd.rd that thinks it is the 7.0 release  #       * booting from a snapshot bsd.rd that thinks it is the 7.0 release
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 #       Otherwise, the fw_update after first boot will fix it up for us.  #       Otherwise, the fw_update after first boot will fix it up for us.
   
 HTTP_FWDIR=$FWDIR  HTTP_FWDIR=$FWDIR
 set -- $(scan_dmesg "/^OpenBSD $VNAME\([^ ]*\).*$/s//\1/p")  set -- sed -n "/^OpenBSD $VNAME\([^ ]*\).*$/s//\1/p" /var/run/dmesg.boot
 [[ $1 == -!(stable) ]] && HTTP_FWDIR=snapshots  [[ $1 == -!(stable) ]] && HTTP_FWDIR=snapshots
   
 FWURL=http://firmware.openbsd.org/firmware/${HTTP_FWDIR}  FWURL=http://firmware.openbsd.org/firmware/${HTTP_FWDIR}
 FWPUB_KEY=${DESTDIR}/etc/signify/openbsd-${VERSION}-fw.pub  FWPUB_KEY=${DESTDIR}/etc/signify/openbsd-${VERSION}-fw.pub
 PKGDIR=${DESTDIR}/var/db/pkg  FWPATTERNS="${DESTDIR}/usr/share/misc/firmware_patterns"
 PATTERNS="file:${0%/*}/firmware_patterns"  
   
 fw_update() {  # TODO: support srclocal installation of firmware somehow
         local _tmpsrc _f _remove _r  fw_install() {
         local _src=$FWURL _t=Get _cfile="/tmp/SHA256" _srclocal=false          local _src=$1 _tmpfs_list _tmpfs _tmpsrc \
         local _drivers=$(                  _t=Get _cfile="/tmp/SHA256" _pkgdir=${DESTDIR}/var/db/pkg \
                   _f _r _remove _i _installed
           local _srclocal=false _unpriv=unpriv
   
           local _d _drivers=$(
                 last=''                  last=''
                 ftp -D "Detecting" -Vmo- $PATTERNS |                  while read _d _m; do
                 while read d m; do  
                         grep=grep                          grep=grep
                         [ "$last" = "$d" ] && continue                          [ "$last" = "$_d" ] && continue
                         [ "$m" ] || m="^$d[0-9][0-9]* at "                          [ "$_m" ] || _m="^$_d[0-9][0-9]* at "
                         [ "$m" = "${m#^}" ] && grep=fgrep                          [ "$_m" = "${_m#^}" ] && grep=fgrep
                         $grep -q "$m" /var/run/dmesg.boot || continue                          $grep -q "$_m" /var/run/dmesg.boot || continue
                         echo $d                          echo $_d
                         last=$d                          last=$_d
                 done                  done < $FWPATTERNS
         )          )
   
         if [ -z "$_drivers" ]; then          if [ -z "$_drivers" ]; then
                 echo "No devices found which need firmware files to be downloaded." >&2                  echo "No devices found which need firmware files to be downloaded."
                 return                  return
         fi          fi
   
         if _tmpsrc=$( tmpdir "${DESTDIR}/tmp/fw_update" ); then          ! _tmpfs_list=$(prefetcharea_fs_list) &&
                 (                  echo "Cannot determine prefetch area" >&2 && return
                 >$_tmpsrc/t &&  
                 $_unpriv cat $_tmpsrc/t  
                 ) >/dev/null 2>&1 ||  
                     rm -r $_tmpsrc  
         fi  
   
           for _tmpfs in $_tmpfs_list; do
                   # Try to clean up from previous runs, assuming
                   # the _tmpfs selection yields the same mount
                   # point.
                   for _tmpsrc in $_tmpfs/firmware.+([0-9]).+([0-9]); do
                           [[ -d $_tmpsrc ]] && rm -r $_tmpsrc
                   done
   
                   # Create a download directory for the firmware and
                   # check that the _sndio user can read files from
                   # it. Otherwise cleanup and skip the filesystem.
                   if _tmpsrc=$(tmpdir "$_tmpfs/firmware-XXXXXXXXX"); then
                           (
                           >$_tmpsrc/t &&
                           $_unpriv cat $_tmpsrc/t
                           ) >/dev/null 2>&1 && break ||
                                   rm -r $_tmpsrc
                   fi
           done
   
         [[ ! -d $_tmpsrc ]] &&          [[ ! -d $_tmpsrc ]] &&
                 _issue="Cannot create prefetch area" && fail                  echo "Cannot create prefetch area" >&2 && return 1
   
           # Cleanup from previous runs.
           rm -f $_cfile $_cfile.sig
   
           _t=Get/Verify
   
         ! $_unpriv ftp -D "$_t" -Vmo - "$_src/SHA256.sig" >"$_cfile.sig" &&          ! $_unpriv ftp -D "$_t" -Vmo - "$_src/SHA256.sig" >"$_cfile.sig" &&
             _issue="Cannot fetch SHA256.sig" && fail              echo "Cannot fetch SHA256.sig" >&2 && return 1
   
         # Verify signature file with public keys.          # Verify signature file with public keys.
         ! unpriv -f "$_cfile" \          ! signify -Vep $FWPUB_KEY -x "$_cfile.sig" -m "$_cfile" &&
             signify -Vep $FWPUB_KEY -x "$_cfile.sig" -m "$_cfile" &&              echo "Signature check of SHA256.sig failed" >&2 && return 1
             _issue="Signature check of SHA256.sig failed" && fail  
   
         for d in $_drivers; do          for _d in $_drivers; do
                 _f=$( sed -n "s/.*(\($d-firmware-.*\.tgz\)).*/\1/p" "$_cfile" )                  _f=$( sed -n "s/.*(\($_d-firmware-.*\.tgz\)).*/\1/p" "$_cfile" | sed '$!d' )
                 installed=$( installed_firmware "$d" )                  _installed=$(
                   for fw in "${_pkgdir}/$_d-firmware"*; do
                           [ -e "$fw" ] || continue
                           echo ${fw##*/}
                   done
                   )
   
                 for i in $installed; do                  for _i in $_installed; do
                         if [ "$_f" = "$i.tgz" ]; then                          if [ "$_f" = "$_i.tgz" ]; then
                                 echo "Firmware for $d already installed ($installed)"                                  echo "$_i already installed"
                                 continue 2                                  continue 2
                         fi                          fi
                 done                  done
   
                 rm -f /tmp/h /tmp/fail                  rm -f /tmp/h /tmp/fail
   
                 _t=Get/Verify  
                 # Fetch firmware file and create a checksum by piping through                  # Fetch firmware file and create a checksum by piping through
                 # sha256. Create a flag file in case ftp failed. Firmware                  # sha256. Create a flag file in case ftp failed. Firmware
                 # from net is written to the prefetch area.                  # from net is written to the prefetch area.
                 ( $_unpriv ftp -D "$_t" -Vmo - "$_src/$_f" || >/tmp/fail ) |                  ( $_unpriv ftp -D "$_t" -Vmo - "$_src/$_f" || >/tmp/fail ) |
                 ( $_srclocal && unpriv2 sha256 -b >/tmp/h ||                  ( $_srclocal && sha256 -b >/tmp/h ||
                     unpriv2 -f /tmp/h sha256 -bph /tmp/h >"$_tmpsrc/$_f" )                      sha256 -bph /tmp/h >"$_tmpsrc/$_f" )
   
                 # Handle failed transfer.                  # Handle failed transfer.
                 if [[ -f /tmp/fail ]]; then                  if [[ -f /tmp/fail ]]; then
                         rm -f "$_tmpsrc/$_f"                          rm -f "$_tmpsrc/$_f"
                         _issue="Fetching of $_f failed!"                          echo "Fetching of $_f failed!" >&2
                         fail                          continue
                 fi                  fi
   
                 # Verify firmware by comparing its checksum with SHA256.                  # Verify firmware by comparing its checksum with SHA256.
                 if fgrep -qx "SHA256 ($_f) = $(</tmp/h)" "$_cfile"; then                  if ! fgrep -qx "SHA256 ($_f) = $(</tmp/h)" "$_cfile"; then
                         #_unver=$(rmel $_f $_unver)  
                         true  
                 else  
                         [[ -d "$_tmpsrc" ]] && rm -rf "$_tmpsrc"                          [[ -d "$_tmpsrc" ]] && rm -rf "$_tmpsrc"
                         _issue="Checksum test for $_f failed."                          echo "Checksum test for $_f failed." >&2
                         fail                          continue
                 fi                  fi
   
                 # TODO: Check hash for files before deleting                  # TODO: Check hash for files before deleting
                 if [ "$installed" ] && [ -e "${PKGDIR}/$installed/+CONTENTS" ]; then                  if [ "$_installed" ] && [ -e "${_pkgdir}/$_installed/+CONTENTS" ]; then
                         echo "Uninstalling $installed"                          echo "Uninstalling $_installed"
                         cwd=${PKGDIR}/$installed                          cwd=${_pkgdir}/$_installed
   
                         set -A _remove -- "${cwd}/+CONTENTS" "${cwd}"                          set -A _remove -- "${cwd}/+CONTENTS" "${cwd}"
   
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                                 *)  set -A _remove -- "$cwd/$c" "${_remove[@]}"                                  *)  set -A _remove -- "$cwd/$c" "${_remove[@]}"
                                   ;;                                    ;;
                                 esac                                  esac
                         done < "${PKGDIR}/$installed/+CONTENTS"                          done < "${_pkgdir}/$_installed/+CONTENTS"
   
                           # We specifically rm -f here because not removing files/dirs
                           # is probably not worth failing over.
                         for _r in "${_remove[@]}" ; do                          for _r in "${_remove[@]}" ; do
                                 if [ -d "$_r" ]; then                                  if [ -d "$_r" ]; then
                                         # Try hard not to actually remove recursively                                          # Try hard not to actually remove recursively
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                         done                          done
                 fi                  fi
   
         # TODO: Add some details about the install to +CONTENTS like pkg_add                  # TODO: Should we mark these so real fw_update can -Drepair?
         # TODO: Or, maybe we save the firmware someplace and make pkg_add reinstall                  ftp -D "Install" -Vmo- "file:$_tmpsrc/$_f" |
                 echo "Installing $_f"                          tar -s ",^\+,${_pkgdir}/${_f%.tgz}/+," \
                 tar -zxphf "$_tmpsrc/$_f" -C "${DESTDIR}/etc" "firmware/*"                          -s ",^firmware,${DESTDIR}/etc/firmware," \
                 mkdir -p ${PKGDIR}/${_f%.tgz}/                          -C / -zxphf - "+*" "firmware/*"
                 tar -zxphf "$_tmpsrc/$_f" -C "${PKGDIR}/${_f%.tgz}" "+*"  
                 ed -s "${PKGDIR}/${_f%.tgz}/+CONTENTS" <<EOL                  ed -s "${_pkgdir}/${_f%.tgz}/+CONTENTS" <<EOL
 /^@comment pkgpath/ -1a  /^@comment pkgpath/ -1a
 @option manual-installation  @option manual-installation
 @option firmware  @option firmware
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         done          done
 }  }
   
 fw_update  fw_install "$FWURL"
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  Added in v.1.47
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