# Set the attribute to unlink so vclone does the right thing wrt to
# conserving space by linking and not copying unified files.
-find "$__DEFAULT_VSERVERDIR/.vref"/* -type f -print0 | xargs -0 setattr --iunlink
+
+if [ -f /proc/virtual/info ] ; then
+ x=$[ 16#`awk '/^VCIKernel:/ { print $2 }' /proc/virtual/info` ];
+ y=$[ (x >> 9) & 1]
+ if test "$y" = 1 ; then
+ # COW support
+ find "$__DEFAULT_VSERVERDIR/.vref"/* -type f -print0 | xargs -0 setattr --iunlink
+ else
+ # no COW;
+ find "$__DEFAULT_VSERVERDIR/.vref"/* -type f -print0 | xargs -0 setattr --~iunlink
+ fi
+fi
+
# Build reference images for system slices
# xxx if several instances of systemslices get installed, only one gets instanciated
for systemvserver in "$__DEFAULT_VSERVERDIR/.vstub/"*/*.cloned ; do
+ # e.g. NAME=planetflow
NAME=$(basename $systemvserver .cloned)
DIR=$(dirname $systemvserver)
+ # e.g. SLICEFAMILY=planetlab-f8-i386
+ SLICEFAMILY=$(cat $systemvserver)
+ # deduce the actual name used in .vref by replacing the first part of slice-family
+ # (pldistro) with the slice name
+ # e.g. VREFNAME=planetflow-f8-i386
+ VREFNAME=$(echo $SLICEFAMILY | sed -e "s,^[^-]*-,$NAME-,")
# Copy base reference image
- if [ ! -d "$__DEFAULT_VSERVERDIR/.vref/$NAME" ] ; then
- echo -n $"Building VServer reference image for $NAME: " >&3 2>&4
+ if [ ! -d "$__DEFAULT_VSERVERDIR/.vref/$VREFNAME" ] ; then
+ echo -n $"Building VServer reference image for $NAME in $VREFNAME: " >&3 2>&4
# Build in temporary directory
mkdir -p "$__DEFAULT_VSERVERDIR/.vtmp"
mkdir -p "$__DEFAULT_VSERVERDIR/.vref"
# build the systemvserver from the one it was originally cloned from
- TYPE=$(cat $systemvserver)
- REF="$__DEFAULT_VSERVERDIR/.vref/$TYPE"
+ REF="$__DEFAULT_VSERVERDIR/.vref/$SLICEFAMILY"
if [ -d "$REF" ] ; then
"$_VCLONE" "$REF"/ "$TMP"/
RETVAL=$?
# Move it to its permanent location when complete
if [ $RETVAL -eq 0 ] ; then
- mv "$TMP" "$__DEFAULT_VSERVERDIR/.vref/$NAME"
+ mv "$TMP" "$__DEFAULT_VSERVERDIR/.vref/$VREFNAME"
success >&3 2>&4
else
rm -rf "$TMP"