#!/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 <mlhuang@cs.princeton.edu>
# Copyright (C) 2004 The Trustees of Princeton University
#
-# $Id: vserver-reference.init,v 1.1 2004/10/14 18:25:05 mlhuang Exp $
+# $Id$
#
case "$1" in
. /etc/init.d/functions
# VServer definitions
-. /usr/lib/util-vserver/util-vserver-vars
-
-# Make /vservers
-mkdir -p $VROOTDIR
-chmod 000 $VROOTDIR
-chattr +t $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
-chattr -t $VROOT
-chmod 755 $VROOT
-
-# Clean up before exiting if anything goes wrong
-set -e
-echo -n $"Building VServer reference: "
-trap "umount $VROOT/proc ; umount $VROOT/dev/pts ; chattr -R -i $VROOT ; rm -rf $VROOT ; failure ; echo ; exit 255" EXIT
-
-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 <<EOF
-# This fake fstab exists only to please df and linuxconf.
-/dev/hdv1 / ext2 defaults 1 1
-EOF
-
-# Prevent all locales from being installed in reference image
-mkdir -p $VROOT/etc/rpm
-cat > $VROOT/etc/rpm/macros <<EOF
-%_install_langs en_US:en
-%_excludedocs 1
-%__file_context_path /dev/null
-EOF
-
-# Initialize RPM database in reference image
-mkdir -p $VROOT/var/lib/rpm
-rpm --root $VROOT --initdb
-
-# Update certificates
-if [ -d /mnt/cdrom/bootme/cacert ] ; then
- SSLCERTDIR="--sslcertdir /mnt/cdrom/bootme/cacert"
- find /mnt/cdrom/bootme/cacert | cpio -p -d $VROOT >/dev/null 2>&1
+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
+
+echo "--- STARTING $(date) ---" >&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 -e 0 -d 0 -y groupinstall VServer >/dev/null 2>&1
+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 $"Updating VServer reference images: " >&3 2>&4
+
+VROOTS="$__DEFAULT_VSERVERDIR/.vref/* $__DEFAULT_VSERVERDIR/.vcache/* $__DEFAULT_VSERVERDIR/${PLC_SLICE_PREFIX}_*"
-# 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 >/dev/null 2>&1
+# 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
-# Reset trap
-trap - EXIT
+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
-# Swap them when complete
-mv $VROOT $VROOTDIR
-if [ -d $VROOTDIR/vserver-reference ] ; then
- mv $VROOTDIR/vserver-reference $VROOT
- # Let vcached clean it up later
+# (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
-# Reset trap
-trap - EXIT
+success >&3 2>&4
+echo "--- DONE $(date) ---" >&3 2>&4
+echo >&3 2>&4
-success
-echo
exit 0
git://git.onelab.eu / vserver-reference.git / blobdiff