exec 4>&2
# Redirect stdout and stderr to a log file
+exec >>/var/log/vserver-reference.log
exec 2>&1
-exec &>>/var/log/vserver-reference.log
echo "--- STARTING $(date) ---" >&3 2>&4
chmod 0000 "$__DEFAULT_VSERVERDIR"
setattr --barrier "$__DEFAULT_VSERVERDIR"
+# Set the attribute to unlink so vclone does the right thing wrt to
+# conserving space by linking and not copying unified files.
+
+if [ -f /proc/virtual/info ] ; then
+ x=$[ 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 "$__DEFAULT_VSERVERDIR/.vref"/* -type f -print0 | xargs -0 setattr --~iunlink
+ fi
+fi
+
+
# Build reference images for system slices
-# XXX Use Stork?
-for lst in "$__DEFAULT_VSERVERDIR/system-packages/"*.lst ; do
- NAME=$(basename $lst .lst)
+# xxx if several instances of systemslices get installed, only one gets instanciated
+for systemvserver in "$__DEFAULT_VSERVERDIR/.vstub/"*/*.cloned ; do
+ NAME=$(basename $systemvserver .cloned)
+ DIR=$(dirname $systemvserver)
# Copy base reference image
if [ ! -d "$__DEFAULT_VSERVERDIR/.vref/$NAME" ] ; then
mkdir -p "$__DEFAULT_VSERVERDIR/.vtmp"
TMP=$(mktemp -d "$__DEFAULT_VSERVERDIR/.vtmp/$NAME.XXXXXX")
mkdir -p "$__DEFAULT_VSERVERDIR/.vref"
- "$__PKGLIBDIR/vbuild" "$__DEFAULT_VSERVERDIR/.vref/default" "$TMP"
- RETVAL=$?
- # Install/update additional packages
+ # build the systemvserver from the one it was originally cloned from
+ TYPE=$(cat $systemvserver)
+ REF="$__DEFAULT_VSERVERDIR/.vref/$TYPE"
+ if [ -d "$REF" ] ; then
+ "$_VCLONE" "$REF"/ "$TMP"/
+ RETVAL=$?
+ else
+ RETVAL=1
+ fi
+
+ # merge the stub with the reference to get the system vserver
if [ $RETVAL -eq 0 ] ; then
- pushd "$__DEFAULT_VSERVERDIR/system-packages" >/dev/null
- xargs rpm --root "$TMP" --install < "$NAME.lst"
+ (cd "$DIR/$NAME"/ && find . | cpio -m -d -u -p "$TMP"/)
RETVAL=$?
- popd >/dev/null
fi
# Clean RPM state
mv "$TMP" "$__DEFAULT_VSERVERDIR/.vref/$NAME"
success >&3 2>&4
else
+ rm -rf "$TMP"
failure >&3 2>&4
fi
echo >&3 2>&4
VROOTS="$__DEFAULT_VSERVERDIR/.vref/* $__DEFAULT_VSERVERDIR/.vcache/* $__DEFAULT_VSERVERDIR/${PLC_SLICE_PREFIX}_*"
# Copy configuration files from host to slices
-for file in /etc/hosts /etc/resolv.conf /etc/yum.conf /etc/planetlab/node_id \
+for file in /etc/hosts /etc/resolv.conf /etc/planetlab/node_id \
/etc/planetlab/plc_config* /etc/planetlab/php/* \
/etc/pki/rpm-gpg/* ; do
if [ -r $file ] ; then