# 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"
QEMU_IMG="qemu-img"
INSTALL_MBR="install-mbr"
TIMEOUT="timeout"
CURL="curl"
+TAR="tar"
+DATE="date -u" # Time in UTC
-network_backend_support="@network_backend_support@"
+# Temporary use stderr as monitoring file descriptor.
+# `create' will overwrite this
+MONITOR_FD="2"
-MSG_TYPE_ERROR="error"
+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
}
log_error() {
- ERROR_MSGS+=("$@")
- echo "$@" >&2
+ echo "[ERROR] $*" >&2
}
-close_fd() {
- local fd="$1"
- exec {fd}>&-
+log_warning() {
+ echo "[WARNING] $*" >&2
}
report_error() {
- local error_file=$1
- local monitor_fd=$2
+ ERROR_MSGS+=("$@")
+}
- local type="$MSG_TYPE_ERROR"
- local location="host"
+report_info() {
+ local report
+ echo "[INFO] $*" >&2
+ report="$(./host-monitor.py info <<< "$*")"
+ eval "echo $(printf "%q" "$report") >&${MONITOR_FD}"
+}
- local msg="["
- for err in "${ERROR_MSGS[@]}"; do
- msg+="\"$(sed 's/"/\\"/g' <<< "$err")\","
- done
- if [ ${#msg} -gt 1 ]; then
- # remove last comma (,)
- msg="${msg%?}"
- fi
- msg+="]"
- local stderr="$(cat "$error_file" | sed 's/"/\\"/g')"
+close_fd() {
+ local fd="$1"
+ exec {fd}>&-
+}
- report="\"type\":\"$type\","
- report+="\"timestamp\":$(date +%s.%N),"
- report+="\"location\":\"$location\","
- report+="\"messages\":$msg,"
- report+="\"stderr\":\"$stderr\"}"
+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}"
+ 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 "$OSP_IMG_PROPERTIES" ]; then
- IMG_PROPERTIES="$OSP_IMG_PROPERTIES"
- fi
- 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
}
}
create_floppy() {
- local img=$1
+ local img target
- local target=$(mktemp -d)
+ img=$1
+
+ target=$(mktemp -d)
add_cleanup rmdir "$target"
dd bs=512 count=2880 if=/dev/zero of="$img"
cat "$UNATTEND" > "$target/unattend.xml"
else
log_error "Unattend file: \`"$UNATTEND"' does not exist"
+ exit 1
fi
fi
umount "$target"
if [[ "$id" =~ ^pithos: ]]; then
echo "pithos"
+ elif [[ "$id" =~ ^pithosmap: ]]; then
+ echo "pithos"
elif [[ "$id" =~ ^(http|ftp)s?: ]]; then
- if [ "$network_backend_support" = "yes" ]; then
- echo "network";
- else
- log_error "Retrieving images from the network is not supported."
- exit 1
- fi
+ 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 "local";
+ echo
fi
}
exit 1
fi
fi
-
}
-do_debootstrap() {
- local target="$1"
+do_multistrap() {
+ local target="$1"
+ local cache="$2"
+ local pkgs="$3"
- echo "Debootstraping to create a new root filesystem:"
+ # Create preferences.d for apt
+ mkdir -p "$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"
EOF
chmod +x "$target/usr/sbin/policy-rc.d"
- debootstrap --arch $(dpkg --print-architecture) \
- --include "$HELPER_EXTRA_PKGS" --variant=minbase stable "$target" \
- "$HELPER_MIRROR" 2>&1 | sed -e 's/^/DEBOOTSTRAP: /g'
+ multistrap -d "$target" -f "$MULTISTRAP_CONFIG" 2>&1 | sed -u -e 's/^/MULTISTRAP: /g'
- # Save the package list
- chroot "$target" dpkg-query -W -f "\${Package}\n" > "$HELPER_CACHE_PKGS"
-
- rm "$target/usr/sbin/policy-rc.d"
+ rm "$target/usr/sbin/policy-rc.d"
+ rm -rf "$target/etc/apt/preferences.d"
+}
- # remove the downloaded debs, as they are no longer needed
- find "$target/var/cache/apt/archives" -type f -name '*.deb' -print0 | \
- xargs -r0 rm -f
+report_and_cleanup() {
+ send_errors
+ cleanup
+}
- local tmp_cache=$(mktemp "$CACHE_FILE.XXXXXX")
- tar cf "$tmp_cache" --one-file-system -C "$target" . || \
- { rm "$tmp_cache"; false; }
- # Overwrite the default cache file. Not the user specified if present.
- mv -f "$tmp_cache" "$HELPER_CACHE_FILE"
+suppress_errors() {
+ "$@" &> /dev/null || true
}
-report_and_cleanup(){
+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
+}
- local err_file="$1"
- local fd="$2"
+check_helper_result() {
+ local result=$1
- report_error "$err_file" "$fd"
- cleanup
+ if [ "x$result" != "xSUCCESS" ]; then
+ log_error "Image customization failed."
+ report_error "Image customization failed."
+ exit 1
+ fi
}
cleanup() {
: ${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_PKG:="@HELPER_DIR@/snf-image-helper.deb"}
-: ${HELPER_SOFT_TIMEOUT:=20}
+: ${HELPER_SIZE:="600"}
+: ${HELPER_SOFT_TIMEOUT:=120}
: ${HELPER_HARD_TIMEOUT:=5}
: ${HELPER_USER:="nobody"}
-: ${HELPER_CACHE_FILE:="@HELPER_DIR@/cache.tar"}
-: ${HELPER_CACHE_PKGS:="@HELPER_DIR@/packages"}
-: ${HELPER_EXTRA_PKGS:="linux-image-amd64,e2fsprogs,ntfs-3g,ntfsprogs,xmlstarlet,python,parted,reglookup,chntpw,util-linux"}
-: ${HELPER_MIRROR:=""}
+: ${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)