Option --priv_cmd for releng/manual_burn and releng/manual_devices

releng/manual_burn

@@ -17,6 +17,11 @@ Specific options:
        --any_media allow non re-usable MMC media, like CD-R or DVD+R.
                    Allow paths to non-existing files, but disallow paths
                    to existing regular files.
+       --priv_cmd 'command [arg [arg ...]]'
+                   With drive operations execute xorriso as argument
+                   of the given command (e.g. pfexec, sudo) with the
+                   optionally given arguments: command arg arg xorriso ...
+                   Command and arguments must be single words.
 Overview:
        Test burning to re-usable media CD-RW, DVD-RW, DVD-RAM, DVD+RW, BD-RE.
        By default, one-time usable media will be rejected deliberately.
@@ -45,6 +50,7 @@ fi
 dev=/dev/cdrw
 what=../xorriso
 any_media=0
+priv_cmd=
 # Interpret specific options, they begin after the first --.
 next_is=ignore
 for i in "$@"
@@ -63,6 +69,10 @@ do
   then
        what="$i"
        next_is=""
+  elif test "$next_is" = "priv_cmd"
+  then
+       priv_cmd="$i"
+       next_is=""
   elif test "$i" = "--dev"
   then
        next_is="dev"
@@ -72,6 +82,9 @@ do
   elif test "$i" = "--any_media"
   then
        any_media=1
+  elif test "$i" = "--priv_cmd"
+  then
+       next_is="priv_cmd"
   else
        echo >&2
        echo "Unknown test specific option: $i" >&2
@@ -119,13 +132,13 @@ fi
 
 # Inspect media
 set +e
-res=$("$RELENG_XORRISO" -outdev "$dev" 2>&1)
+res=$(${priv_cmd} "$RELENG_XORRISO" -outdev "$dev" 2>&1)
 ret=$?
 set -e
 if test "$ret" -ne 0
 then
   echo "$res" >&2
-  echo "FAIL : ${SELF} : Non-zero exit value $ret with: $RELENG_XORRISO -outdev $dev"
+  echo "FAIL : ${SELF} : Non-zero exit value $ret with: ${priv_cmd} $RELENG_XORRISO -outdev $dev"
   echo
   cleanup
   exit 1
@@ -157,9 +170,9 @@ then
 fi
 
 # Perform burn run
-echo "$RELENG_XORRISO" -for_backup -outdev "$dev" -blank as_needed -map "$what" /test
+echo ${priv_cmd} "$RELENG_XORRISO" -for_backup -outdev "$dev" -blank as_needed -map "$what" /test
 set +e
-"$RELENG_XORRISO" \
+${priv_cmd} "$RELENG_XORRISO" \
     -for_backup \
     -outdev "$dev" \
     -blank as_needed \
@@ -189,10 +202,10 @@ then
 fi
 
 # Check read
-echo "$RELENG_XORRISO" -for_backup -indev "$dev" \
+echo ${priv_cmd} "$RELENG_XORRISO" -for_backup -indev "$dev" \
      -check_media event=FATAL -- \ -check_md5_r FATAL / --
 set +e
-"$RELENG_XORRISO" \
+${priv_cmd} "$RELENG_XORRISO" \
     -for_backup \
     -indev "$dev" \
     -print '---check_media:'  -check_media event=FATAL -- \