X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=vserver-reference.init;h=410e807018a6581fb52265fd39de2d15625c97b2;hb=9c40ff4169293ebf1715cd660a9315a432f85371;hp=c8170e4a917095219a487ffc32c033323c6a872f;hpb=1accc5f143b60a13472f5cb540e1d33c67e000b8;p=vserver-reference.git diff --git a/vserver-reference.init b/vserver-reference.init index c8170e4..410e807 100755 --- a/vserver-reference.init +++ b/vserver-reference.init @@ -1,15 +1,15 @@ #!/bin/bash # -# vserver-reference Builds VServer reference +# vserver-reference Updates VServer reference # -# Load before pl_conf, pl_nm, vcached, and vservers +# Load before nm, vcached, and vservers # chkconfig: 3 60 80 # description: Builds VServer reference image # # Mark Huang # Copyright (C) 2004 The Trustees of Princeton University # -# $Id: vserver-reference.init,v 1.6 2004/11/17 22:54:19 mlhuang Exp $ +# $Id$ # case "$1" in @@ -28,116 +28,160 @@ esac . /etc/init.d/functions # VServer definitions -. /usr/lib/util-vserver/util-vserver-vars +init_paths="/usr/lib64/util-vserver/util-vserver-vars /usr/lib/util-vserver/util-vserver-vars" +for init_path in $init_paths ; do + [ -f $init_path ] && { source $init_path ; break; } +done +[ "$PACKAGE_NAME" = "util-vserver" ] || echo "WARNING: could not find util-vserver init file among $init_paths" # Save stdout and stderr exec 3>&1 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 - -# Make /vservers -mkdir -p $VROOTDIR -chmod 000 $VROOTDIR -$PKGLIBDIR/setattr --barrier $VROOTDIR - -# Build image in /vservers/.vtmp -mkdir -p $VROOTDIR/.vtmp -VROOT=$(mktemp -d $VROOTDIR/.vtmp/vserver-reference.XXXXXX) - -# Make /vservers/.vtmp/vserver-reference.XXXXXX -mkdir -p $VROOT -chmod 755 $VROOT - -echo -n $"Building VServer reference: " >&3 2>&4 - -# Clean up before exiting if anything goes wrong -trap "umount $VROOT/proc ; umount $VROOT/dev/pts ; rm -rf $VROOT ; failure >&3 2>&4 ; echo >&3 2>&4 ; exit 255" ERR - -MAKEDEV () -{ - rm -rf $VROOT/dev - mkdir -p $VROOT/dev - mknod -m 666 $VROOT/dev/null c 1 3 - mknod -m 666 $VROOT/dev/zero c 1 5 - mknod -m 666 $VROOT/dev/full c 1 7 - mknod -m 644 $VROOT/dev/random c 1 8 - mknod -m 644 $VROOT/dev/urandom c 1 9 - mknod -m 666 $VROOT/dev/tty c 5 0 - mknod -m 666 $VROOT/dev/ptmx c 5 2 - touch $VROOT/dev/hdv1 -} - -# Initialize /dev in reference image -MAKEDEV - -# Mount /dev/pts in reference image -mkdir -p $VROOT/dev/pts -mount -t devpts none $VROOT/dev/pts - -# Mount /proc in reference image -mkdir -p $VROOT/proc -mount -t proc none $VROOT/proc - -# Create a dummy /etc/fstab in reference image -mkdir -p $VROOT/etc -cat > $VROOT/etc/fstab < $VROOT/etc/rpm/macros <&3 2>&4 + +# Parse PLC configuration +if [ -r /etc/planetlab/plc_config ] ; then + . /etc/planetlab/plc_config +else + PLC_NAME="PlanetLab" + PLC_SLICE_PREFIX="pl" + PLC_BOOT_HOST="boot.planet-lab.org" fi -# Install RPMs in reference image -yum $SSLCERTDIR --installroot=$VROOT -y groupinstall VServer +shopt -s nullglob + +# Make sure the barrier bit is set +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 -# Clean up /dev in reference image -umount $VROOT/dev/pts -MAKEDEV -# Disable all services in reference image -chroot $VROOT /bin/sh -c "chkconfig --list | awk '{ print \$1 }' | xargs -i chkconfig {} off" +# Build reference images for system slices +# xxx if several instances of systemslices get installed, only one gets instanciated +for systemvserver in "$__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 "$__DEFAULT_VSERVERDIR/.vref/$VREFNAME" ] ; then + echo -n $"Building VServer reference image for $NAME in $VREFNAME: " >&3 2>&4 + + # Build in temporary directory + mkdir -p "$__DEFAULT_VSERVERDIR/.vtmp" + TMP=$(mktemp -d "$__DEFAULT_VSERVERDIR/.vtmp/$NAME.XXXXXX") + mkdir -p "$__DEFAULT_VSERVERDIR/.vref" + + # build the systemvserver from the one it was originally cloned from + REF="$__DEFAULT_VSERVERDIR/.vref/$SLICEFAMILY" + if [ -d "$REF" ] ; then + "$_VCLONE" "$REF"/ "$TMP"/ + RETVAL=$? + else + RETVAL=1 + fi + + # merge the stub with the reference to get the system vserver + if [ $RETVAL -eq 0 ] ; then + (cd "$DIR/$NAME"/ && find . | cpio -m -d -u -p "$TMP"/) + RETVAL=$? + fi + + # Clean RPM state + rm -f "$TMP/var/lib/rpm/__db"* + + # Move it to its permanent location when complete + if [ $RETVAL -eq 0 ] ; then + mv "$TMP" "$__DEFAULT_VSERVERDIR/.vref/$VREFNAME" + success >&3 2>&4 + else + rm -rf "$TMP" + failure >&3 2>&4 + fi + echo >&3 2>&4 + fi +done + +echo -n $"Updating VServer reference images: " >&3 2>&4 -# Copy configuration files from host to reference image -for file in /etc/hosts /etc/resolv.conf /etc/yum.conf ; do - if [ -f $file ] ; then - echo $file | cpio -p -d -u $VROOT +VROOTS="$__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/planetlab/node_id \ + /etc/planetlab/plc_config* /etc/planetlab/php/* \ + /etc/pki/rpm-gpg/* ; do + if [ -r $file ] ; then + for vroot in $VROOTS ; do + install -D -m 644 $file $vroot/$file + done fi done -# Clean up -umount $VROOT/proc -# Swap them when complete -mv $VROOT $VROOTDIR -if [ -d $VROOTDIR/vserver-reference ] ; then - mv $VROOTDIR/vserver-reference $VROOT - # Let vcached clean it up later +for vroot in $VROOTS ; do + # NOTE: without this step, the 'rpm --allmatches' step can hang on boot + # Remove stale RPM locks from all VROOT dirs + rm -f $vroot/var/lib/rpm/__db* +done + +# (Re)install GPG signing keys +if [ -d /etc/pki/rpm-gpg ] ; then + for vroot in $VROOTS ; do + chroot $vroot rpm --allmatches -e gpg-pubkey || : + chroot $vroot rpm --import /etc/pki/rpm-gpg/* || : + done fi -mv $VROOTDIR/$(basename $VROOT) $VROOTDIR/vserver-reference -# Disable again -chkconfig vserver-reference off +# Old versions of the Boot Manager copied portions of the Boot CD to +# /mnt/cdrom/bootme, to support old scripts which assumed that the +# Boot CD was mounted even in production mode. Now, it just copies it +# to /usr/boot/cacert.pem. In any case, copy the boot server +# certificate to the place(s) where BootServerRequest expects to find +# it (/usr/boot/cacert.pem by default, /mnt/cdrom/bootme in old +# versions). +CACERT="/usr/boot/cacert.pem /mnt/cdrom/bootme/cacert/$PLC_BOOT_HOST/cacert.pem" +for cacert in $CACERT ; do + if [ -r $cacert ] ; then + for vroot in $VROOTS ; do + # Install boot server certificate + install -D -m 644 $cacert $vroot/usr/boot/cacert.pem + echo $PLC_BOOT_HOST > $vroot/usr/boot/boot_server + + # Also install in /mnt/cdrom/bootme for backward compatibility + install -D -m 644 $cacert $vroot/mnt/cdrom/bootme/cacert/$PLC_BOOT_HOST/cacert.pem + echo $PLC_BOOT_HOST > $vroot/mnt/cdrom/bootme/BOOTSERVER + done + break + fi +done success >&3 2>&4 +echo "--- DONE $(date) ---" >&3 2>&4 echo >&3 2>&4 + exit 0