X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=vserver-reference.init;h=410e807018a6581fb52265fd39de2d15625c97b2;hb=b047c1ff7a02bca913095ec408dce663b810d9c2;hp=07d01ab1517249424232f37f6ce2b272dce36242;hpb=8726ddd8aaa179f00d1fedf18a76251c807df94f;p=vserver-reference.git

diff --git a/vserver-reference.init b/vserver-reference.init
index 07d01ab..410e807 100755
--- a/vserver-reference.init
+++ b/vserver-reference.init
@@ -1,111 +1,187 @@
 #!/bin/bash
 #
-# Builds VServer reference image. Requires the web and boot servers to
-# be up, which complicates bootstrap. Alternatively, we could require
-# the build server to host a local yum repository. Already, it is
-# required to run the same major version of yum as the nodes.
+# vserver-reference	Updates VServer reference
+#
+# Load before nm, vcached, and vservers
+# chkconfig: 3 60 80
+# description: Builds VServer reference image
 #
 # Mark Huang <mlhuang@cs.princeton.edu>
-# Copyright (C) 2004-2005 The Trustees of Princeton University
+# Copyright (C) 2004 The Trustees of Princeton University
 #
-# $Id: vserver-reference.init,v 1.13 2005/09/01 17:51:26 mlhuang Exp $
+# $Id$
 #
 
-YUM_CONF="http://www.planet-lab.org/PlanetLabConf/v3-yum.conf"
-
-# Make /vservers
-VROOT=$PWD/vservers/vserver-reference
-install -d -m 755 $VROOT
-
-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
-    # For bash command substitution
-    ln -nsf ../proc/self/fd /dev/fd
-    # For df and linuxconf
-    touch $VROOT/dev/hdv1
-    # For TUN/TAP
-    mkdir -p $VROOT/dev/net
-    mknod -m 600 $VROOT/dev/net/tun c 10 200
-}
-
-# 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
-
-# Clean up before exiting if anything goes wrong
-trap "umount $VROOT/proc ; umount $VROOT/dev/pts ; exit 255" ERR
-
-# 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
-cp $VROOT/etc/fstab $VROOT/etc/mtab
-
-# 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
-
-# This tells the Boot Manager that it is okay to update
-# /etc/resolv.conf and /etc/hosts whenever the network configuration
-# changes. Users are free to delete this file.
-touch $VROOT/etc/AUTO_UPDATE_NET_FILES
-
-# Trick rpm and yum, who read the real root /etc/rpm/macros file
-# rather than the one installed in the reference image, despite what
-# you might expect the --root and --installroot options to mean. Both
-# programs always read $HOME/.rpmmacros.
-export HOME=$PWD
-ln -sf $VROOT/etc/rpm/macros $PWD/.rpmmacros
-
-# Initialize RPM database in reference image
-mkdir -p $VROOT/var/lib/rpm
-rpm --root $VROOT --initdb
-
-# Go, baby, go
-yum -c $YUM_CONF --installroot=$VROOT -y groupinstall VServer
-
-# Freshen the RPM set with any just built. This does not help when a
-# completely new PlanetLab package must be installed in the reference
-# image. To work around this limitation, introduce the new package in
-# one release, then include it in the VServer yumgroup in the next.
-FRESHEN=$RPM_BUILD_DIR/../RPMS/*/*.rpm
-if [ -n "$FRESHEN" ] ; then
-    rpm --root $VROOT --freshen --verbose $FRESHEN
+case "$1" in
+    start|restart|reload)
+	;;
+    stop|status)
+	exit 0
+	;;
+    *)
+	echo $"Usage: $0 {start|stop|restart|status}"
+	exit 1
+	;;
+esac
+
+# Source function library.
+. /etc/init.d/functions
+
+# VServer definitions
+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
 
-# Remove stale RPM locks
-rm -f $VROOT/var/lib/rpm/__db*
+shopt -s nullglob
+
+# Make sure the barrier bit is set
+chmod 0000 "$__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
-/usr/sbin/chroot $VROOT /bin/sh -c "/sbin/chkconfig --list | awk '{ print \$1 }' | xargs -i /sbin/chkconfig {} off"
+# Build reference images for system slices
+# xxx if several instances of systemslices get installed, only one gets instanciated
+for systemvserver in "$__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 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
+
+
+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
 
-# Clean up
-umount $VROOT/proc
+# Old versions of the Boot Manager copied portions of the Boot CD to
+# /mnt/cdrom/bootme, to support old scripts which assumed that the
+# Boot CD was mounted even in production mode. Now, it just copies it
+# to /usr/boot/cacert.pem. In any case, copy the boot server
+# certificate to the place(s) where BootServerRequest expects to find
+# it (/usr/boot/cacert.pem by default, /mnt/cdrom/bootme in old
+# versions).
+CACERT="/usr/boot/cacert.pem /mnt/cdrom/bootme/cacert/$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