-# Copyright 2011 GRNET S.A. All rights reserved.
+# Copyright (C) 2011 GRNET S.A.
+# Copyright (C) 2007, 2008, 2009 Google Inc.
#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
#
-# 1. Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
#
-# 2. Redistributions in binary form must reproduce the above copyright
-# notice, this list of conditions and the following disclaimer in the
-# documentation and/or other materials provided with the distribution.
-#
-# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
-# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
-# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
-# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-# SUCH DAMAGE.
-#
-# The views and conclusions contained in the software and documentation are
-# those of the authors and should not be interpreted as representing official
-# policies, either expressed or implied, of GRNET S.A.
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+
+SNF_IMAGE_VERSION="@VERSION@"
AWK="awk"
-KPARTX="kpartx"
LOSETUP="losetup"
+KPARTX="kpartx"
SFDISK="sfdisk"
-PROGRESS_MONITOR="snf-progress-monitor"
+QEMU_IMG="qemu-img"
INSTALL_MBR="install-mbr"
-TIMELIMIT="timelimit"
+TIMEOUT="timeout"
+CURL="curl"
+TAR="tar"
+DATE="date -u" # Time in UTC
+
+# Temporary use stderr as monitoring file descriptor.
+# `create' will overwrite this
+MONITOR_FD="2"
-progress_monitor_support="@progress_monitor_support@"
+MSG_TYPE_ERROR="image-error"
+MSG_TYPE_INFO="image-info"
CLEANUP=( )
+ERROR_MSGS=( )
+
+
+add_cleanup() {
+ local cmd=""
+ for arg; do cmd+=$(printf "%q " "$arg"); done
+ CLEANUP+=("$cmd")
+}
log_error() {
- echo "$@" >&2
+ echo "[ERROR] $*" >&2
+}
+
+log_warning() {
+ echo "[WARNING] $*" >&2
+}
+
+report_error() {
+ ERROR_MSGS+=("$@")
+}
+
+report_info() {
+ local report
+ echo "[INFO] $*" >&2
+ report="$(./host-monitor.py info <<< "$*")"
+ eval "echo $(printf "%q" "$report") >&${MONITOR_FD}"
+}
+
+
+close_fd() {
+ local fd="$1"
+ exec {fd}>&-
+}
+
+send_errors() {
+ local report=""
+ if [ ${#ERROR_MSGS[@]} -gt 0 ]; then
+ local msg=""
+ for err in "${ERROR_MSGS[@]}"; do
+ msg+="$(echo "$err")"
+ done
+ report="$(./host-monitor.py error <<< "$msg")"
+ else
+ report=$(./host-monitor.py error <<< "Internal Error: Image deployment failed.")
+ fi
+
+ eval "echo $(printf "%q" "$report") >&${MONITOR_FD}"
}
get_api5_arguments() {
log_error "(INSTANCE_NAME HYPERVISOR or DISK_COUNT)"
exit 1
fi
+
+ case $HYPERVISOR in
+ xen-hvm|xen-pvm) . xen-common.sh ;;
+ kvm) . kvm-common.sh ;;
+ *) log_error "Unsupported hypervisor: \`$HYPERVISTOR'"; exit 1;;
+ esac
+
instance=$INSTANCE_NAME
if [ $DISK_COUNT -lt 1 -o -z "$DISK_0_PATH" ]; then
log_error "At least one disk is needed"
fi
if [ "$SCRIPT_NAME" = "export" ]; then
if [ -z "$EXPORT_DEVICE" ]; then
- log_error "Missing OS API Variable EXPORT_DEVICE"
- fi
- blockdev=$EXPORT_DEVICE
+ log_error "Missing OS API Variable EXPORT_DEVICE"
+ exit 1
+ fi
+ blockdev=$EXPORT_DEVICE
elif [ "$SCRIPT_NAME" = "import" ]; then
if [ -z "$IMPORT_DEVICE" ]; then
- log_error "Missing OS API Variable IMPORT_DEVICE"
+ log_error "Missing OS API Variable IMPORT_DEVICE"
+ exit 1
fi
blockdev=$IMPORT_DEVICE
else
fi
if [ "$SCRIPT_NAME" = "rename" -a -z "$OLD_INSTANCE_NAME" ]; then
log_error "Missing OS API Variable OLD_INSTANCE_NAME"
+ exit 1
fi
old_name=$OLD_INSTANCE_NAME
}
get_api20_arguments() {
get_api10_arguments
- if [ -z "$OSP_IMG_ID" ]; then
- log_error "Missing OS API Parameter: OSP_IMG_ID"
- exit 1
- fi
- if [ -z "$OSP_IMG_FORMAT" ]; then
- log_error "Missing OS API Parameter: OSP_IMG_FORMAT"
- exit 1
- fi
- if [ -z "$OSP_IMG_PASSWD" ]; then
- log_error "Missing OS API Parameter: OSP_IMG_PASSWD"
- exit 1
- fi
- IMG_ID=$OSP_IMG_ID
- IMG_FORMAT=$OSP_IMG_FORMAT
- IMG_PASSWD=$OSP_IMG_PASSWD
- if [ -n "$OSP_IMG_PERSONALITY" ]; then
- IMG_PERSONALITY=$OSP_IMG_PERSONALITY
+ if [ "$SCRIPT_NAME" = "create" ]; then
+ local required_osparams="IMG_ID IMG_FORMAT IMG_PASSWD"
+ local osparams="$required_osparams IMG_PROPERTIES IMG_PERSONALITY CONFIG_URL"
+
+ # Store OSP_VAR in VAR
+ for param in $osparams; do
+ eval $param=\"\$OSP_$param\"
+ done
+
+ if [ -n "$CONFIG_URL" ]; then
+ local config config_params
+ echo "Downloading configuration parameters from: \`$CONFIG_URL'" >&2
+ config=$($CURL -f "$CONFIG_URL")
+ config_params=$(./decode-config.py $osparams <<< "$config")
+ eval "$config_params"
+ fi
+
+ for var in $required_osparams; do
+ if [ -z "${!var}" ]; then
+ log_error "Missing OS API Parameter: ${var}"
+ exit 1
+ fi
+ done
fi
}
log_error "Cannot interpret kpartx output and get partition mapping"
exit 1
fi
- $KPARTX -a -p- $blockdev > /dev/null
+ $KPARTX -a -p- "$blockdev" > /dev/null
filesystem_dev="/dev/mapper/${filesystem_dev_base/%-1/}"
if [ ! -b "/dev/mapper/$filesystem_dev_base" ]; then
log_error "Can't find kpartx mapped partition:" \
}
unmap_disk0() {
- $KPARTX -d -p- $1
+ $KPARTX -d -p- "$1"
}
format_disk0() {
local device="$1"
local image_type="$2"
-
+
declare -A part_id=( ['extdump']="83" ["ntfsdump"]="7" )
# The -f is needed, because we use an optimal alignment and sfdisk complains
}
create_floppy() {
- local img=$1
+ local img target
- local target=$(mktemp -d) || exit 1
- CLEANUP+=("rmdir $target")
+ img=$1
- dd bs=512 count=2880 if=/dev/zero of=$img
- mkfs.ext2 -F $img > /dev/null
- mount $img $target -o loop
- set | egrep ^snf_export_\\w+=|sed -e 's/^snf_export_/SNF_IMAGE_/' | \
- while read line; do
- echo "export $line" >> $target/rules
- done
- umount $target
+ target=$(mktemp -d)
+ add_cleanup rmdir "$target"
+
+ dd bs=512 count=2880 if=/dev/zero of="$img"
+ mkfs.ext2 -F "$img" > /dev/null
+ mount "$img" "$target" -o loop
+ set | egrep ^snf_export_\\w+= | sed -e 's/^snf_export_/export SNF_IMAGE_/' \
+ > "$target/rules"
+ if [ -n "$UNATTEND" ]; then
+ if [ -f "$UNATTEND" ]; then
+ cat "$UNATTEND" > "$target/unattend.xml"
+ else
+ log_error "Unattend file: \`"$UNATTEND"' does not exist"
+ exit 1
+ fi
+ fi
+ umount "$target"
+}
+
+get_backend_type() {
+ local id=$1
+
+ if [[ "$id" =~ ^pithos: ]]; then
+ echo "pithos"
+ elif [[ "$id" =~ ^pithosmap: ]]; then
+ echo "pithos"
+ elif [[ "$id" =~ ^(http|ftp)s?: ]]; then
+ echo "network"
+ elif [ "$id" = "null" ]; then
+ echo "null"
+ else
+ echo "local"
+ fi
+}
+
+canonicalize() {
+ local name="$1"
+
+ if [ -d "$name" ]; then
+ name="$name/"
+ fi
+
+ local dname="${name%/*}"
+ local fname="${name##*/}"
+
+ if [ "x$dname" = "x" -a "${name:0:1}" = "/" ]; then
+ dname="/"
+ fi
+
+ if [ -d "$dname" ]; then
+ (cd -- "$dname" && echo "${PWD%/}/$fname")
+ else
+ echo
+ fi
}
# this one is only to be called by create
get_api10_arguments
elif [ "$OS_API_VERSION" = "20" ]; then
get_api20_arguments
- IMAGE_NAME=$IMG_ID
- IMAGE_TYPE=$IMG_FORMAT
+ IMAGE_NAME="$IMG_ID"
+ IMAGE_TYPE="$IMG_FORMAT"
+ BACKEND_TYPE=$(get_backend_type $IMG_ID)
else
log_error "Unknown OS API VERSION $OS_API_VERSION"
exit 1
else
if grep -qxF "$OS_VARIANT" variants.list; then
log_error "ERROR: instance-image configuration error"
- log_error " Published variant $OS_VARIANT is missing its config" \
- "file"
- log_error " Please create $VARIANT_CONFIG or unpublish the variant"
+ log_error " Published variant $OS_VARIANT is missing its" \
+ "config file"
+ log_error " Please create $VARIANT_CONFIG or unpublish the" \
+ "variant"
log_error " (by removing $OS_VARIANT from variants.list)"
else
log_error "Unofficial variant $OS_VARIANT is unsupported"
- log_error "Most probably this is a user error, forcing a wrong name"
+ log_error "Most probably this is a user error, forcing a" \
+ "wrong name"
log_error "To support this variant please create file" \
- "$VARIANT_CONFIG"
+ "$VARIANT_CONFIG"
fi
exit 1
fi
fi
+}
+
+do_multistrap() {
+ local target="$1"
+ local cache="$2"
+ local pkgs="$3"
+
+ # Create preferences.d for apt
+ mkdir -p "$target/etc/apt/preferences.d"
+ if [ -d "$MULTISTRAP_APTPREFDIR" ]; then
+ find "$MULTISTRAP_APTPREFDIR" -maxdepth 1 -type f -exec cp {} "$target/etc/apt/preferences.d" \;
+ fi
+
+ # Create a policy-rc.d file to deny init script execution
+ mkdir -p "$target/usr/sbin"
+ cat > "$target/usr/sbin/policy-rc.d" <<EOF
+#!/bin/sh
+exit 101
+EOF
+ chmod +x "$target/usr/sbin/policy-rc.d"
+
+ multistrap -d "$target" -f "$MULTISTRAP_CONFIG" 2>&1 | sed -u -e 's/^/MULTISTRAP: /g'
+ rm "$target/usr/sbin/policy-rc.d"
+ rm -rf "$target/etc/apt/preferences.d"
+}
+
+report_and_cleanup() {
+ send_errors
+ cleanup
+}
+
+suppress_errors() {
+ "$@" &> /dev/null || true
+}
+
+check_helper_rc() {
+ local rc=$1
+
+ if [ $rc -ne 0 ]; then
+ if [ $rc -eq 124 ]; then
+ log_error "Customization VM was terminated. Did not finish on time."
+ report_error "Image customization failed. Did not finish on time."
+ elif [ $rc -eq 137 ]; then # (128 + SIGKILL)
+ log_error "Customization VM was killed. Did not finish on time."
+ report_error "Image customization failed. Did not finish on time."
+ elif [ $rc -eq 141 ]; then # (128 + SIGPIPE)
+ log_error "Customization VM was terminated by a SIGPIPE."
+ log_error "Maybe progress monitor has died unexpectedly."
+ elif [ $rc -eq 125 ]; then
+ log_error "Internal Error. Image customization could not start."
+ log_error "timeout did not manage to run."
+ else
+ log_error "Customization VM died unexpectedly (return code $rc)."
+ fi
+ exit 1
+ else
+ report_info "Customization VM exited normally."
+ fi
+}
+
+check_helper_result() {
+ local result=$1
+
+ if [ "x$result" != "xSUCCESS" ]; then
+ log_error "Image customization failed."
+ report_error "Image customization failed."
+ exit 1
+ fi
}
cleanup() {
-# if something fails here, it souldn't call cleanup again...
+ # if something fails here, it souldn't call cleanup again...
trap - EXIT
+
if [ ${#CLEANUP[*]} -gt 0 ]; then
LAST_ELEMENT=$((${#CLEANUP[*]}-1))
REVERSE_INDEXES=$(seq ${LAST_ELEMENT} -1 0)
# before we give up with an error. This is needed for kpartx when
# dealing with ntfs partitions mounted through fuse. umount is not
# synchronous and may return while the partition is still busy. A
- # premature attempt to delete partition mappings through kpartx on a
- # device that hosts previously mounted ntfs partition may fail with
- # an `device-mapper: remove ioctl failed: Device or resource busy'
- # error. A sensible workaround for this is to wait for a while and
- # then try again.
+ # premature attempt to delete partition mappings through kpartx on
+ # a device that hosts previously mounted ntfs partition may fail
+ # with errors like this one:
+ # `device-mapper: remove ioctl failed: Device or resource busy'
+ # A sensible workaround for this is to wait for a while and then
+ # retry it.
local cmd=${CLEANUP[$i]}
$cmd || for interval in 0.25 0.5 1 2 4; do
echo "Command $cmd failed!"
sleep $interval
$cmd && break
done
- test $? -eq 1 && { echo "Giving Up..."; exit 1; }
+ if [ "$?" != "0" ]; then
+ echo "Giving Up..."
+ exit 1;
+ fi
done
fi
}
. "$DEFAULT_FILE"
fi
-: ${ARCH:="x86_64"}
: ${VARIANTS_DIR:="@sysconfdir@/ganeti/snf-image/variants"}
: ${IMAGE_DIR:="@localstatedir@/lib/snf-image"}
+: ${IMAGE_DEBUG:="no"}
+: ${VERSION_CHECK:="@VERSION_CHECK@"}
: ${HELPER_DIR:="@HELPER_DIR@"}
-: ${HELPER_IMG:="@HELPER_IMG@"}
-: ${HELPER_KERNEL:="@HELPER_KERNEL@"}
-: ${HELPER_INITRD:="@HELPER_INITRD@"}
-: ${HELPER_SOFT_TIMEOUT=120}
-: ${HELPER_HARD_TIMEOUT=15}
-: ${HELPER_USER="nobody"}
+: ${HELPER_SIZE:="600"}
+: ${HELPER_SOFT_TIMEOUT:=120}
+: ${HELPER_HARD_TIMEOUT:=5}
+: ${HELPER_USER:="nobody"}
+: ${HELPER_MEMORY:="256"}
+: ${PITHOS_DB:="sqlite:////@localstatedir@/lib/pithos/backend.db"}
+: ${PITHOS_DATA:="@localstatedir@/lib/pithos/data/"}
+: ${PROGRESS_MONITOR:="@PROGRESS_MONITOR@"}
+: ${UNATTEND:="@UNATTEND@"}
+: ${XEN_SCRIPTS_DIR="@sysconfdir@/xen/scripts"}
+: ${MULTISTRAP_CONFIG:="@MULTISTRAP_CONFIG@"}
+: ${MULTISTRAP_APTPREFDIR:="@MULTISTRAP_APTPREFDIR@"}
SCRIPT_NAME=$(basename $0)
-if [ -f /sbin/blkid -a -x /sbin/blkid ]; then
- VOL_ID="/sbin/blkid -c /dev/null -o value -s UUID"
- VOL_TYPE="/sbin/blkid -c /dev/null -o value -s TYPE"
-else
- for dir in /lib/udev /sbin; do
- if [ -f $dir/vol_id -a -x $dir/vol_id ]; then
- VOL_ID="$dir/vol_id -u"
- VOL_TYPE="$dir/vol_id -t"
- fi
- done
-fi
-
-if [ -z "$VOL_ID" ]; then
- log_error "vol_id or blkid not found, please install udev or util-linux"
- exit 1
-fi
-
# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :