grml-udev-config.grml-forensic: also react to block device *changes*

[grml-udev-config.git] / scripts / grml-udev-rebuildfstab

diff --git a/scripts/grml-udev-rebuildfstab b/scripts/grml-udev-rebuildfstab
index e652e3d..40d8078 100755 (executable)
--- a/scripts/grml-udev-rebuildfstab
+++ b/scripts/grml-udev-rebuildfstab
@@ -53,10 +53,6 @@ if grep -q " nofstab" /proc/cmdline ; then
    bailout 0
 fi
 
-grep -q 'nolabel' /proc/cmdline && NOLABEL='TRUE' || LABEL='TRUE'
-
-
-
 if [ "$CONFIG_FSTAB" = "no" ] ; then
     bailout 0
 fi
@@ -67,6 +63,26 @@ if grep -q ' $MOUNTPOINT_PREFIX ' /proc/mounts ; then
    bailout 1
 fi
 
+LABEL=true # by default use labels
+
+if [ -r /etc/grml/rebuildfstab.conf ] ; then
+  logit 'Reading /etc/grml/rebuildfstab.conf'
+  . /etc/grml/rebuildfstab.conf
+
+  if [ "$LABEL" = "false" ] ; then
+    logit 'Disabling LABEL=... in /etc/fstab as requested via LABEL=false'
+  fi
+fi
+
+# support overriding via boot option
+if grep -q ' nolabel' /proc/cmdline ; then
+  LABEL=false
+fi
+
+if grep -q ' label' /proc/cmdline ; then
+  LABEL=true
+fi
+
 # default directories {{{
 if [ -d "$MOUNTPOINT_PREFIX" ] ; then
    [ -d "$MOUNTPOINT_PREFIX/floppy" ] || mkdir "$MOUNTPOINT_PREFIX/floppy"
@@ -145,11 +161,11 @@ iso9660)
 break;
 ;;
 *)
-if [ -n "$LABEL" ]  && [ -n "$ID_FS_LABEL_ENC" ] ; then
+if "$LABEL" && [ -n "$ID_FS_LABEL_ENC" ] ; then
   # see check_for_label() in scanpartitions for details
   case $ID_FS_LABEL_ENC in
     *\x*)
-      addinfo=" # special char in label ($ID_FS_LABEL_ENC) not supported"
+      logit "special char in label ($ID_FS_LABEL_ENC) not supported, skipping label for $DEVNAME"
       break ;;
     *)
       echo "LABEL=$ID_FS_LABEL_ENC"
@@ -241,10 +257,10 @@ fi
 options=noauto,user,dev,suid,exec
 case $ID_FS_TYPE in
 ntfs)
-        options=$options,umask=000
+        options=$options,dmask=000,fmask=111
         ;;
 vfat|msdos)
-        options=$options,umask=000
+        options=$options,dmask=000,fmask=111
         ;;
 ufs)
         options=$options,ro
@@ -260,12 +276,20 @@ ntfs|vfat|msdos)
         ;;
 esac
 
+# when we don't use labels then write the label information into the comment
+if ! "$LABEL" && [ -n "$ID_FS_LABEL_ENC" ] ; then
+  addinfo="# LABEL=$ID_FS_LABEL_ENC"
+  devinfo=""
+else # otherwise (when using labels) write the device name into the comment
+  devinfo="# $DEVNAME"
+fi
+
 case $ACTION in
 add|change)
 (
     flock -x 200
     echo "$ADDEDBYGRML $DEVNAME" >> /etc/fstab
-    echo "$device $mountpoint $ID_FS_TYPE $options 0 0 $addinfo # $DEVNAME" >> /etc/fstab
+    echo "$device $mountpoint $ID_FS_TYPE $options 0 0 ${addinfo}${devinfo}" >> /etc/fstab
 ) 200>/var/run/rebuildfstab.lock