Statistics
| Branch: | Tag: | Revision:

root / snf-image-host / common.sh.in @ e0ae744d

History | View | Annotate | Download (10.1 kB)

1 f4bd39d8 Nikos Skalkotos
# Copyright 2011 GRNET S.A. All rights reserved.
2 f4bd39d8 Nikos Skalkotos
#
3 f4bd39d8 Nikos Skalkotos
# Redistribution and use in source and binary forms, with or without
4 f4bd39d8 Nikos Skalkotos
# modification, are permitted provided that the following conditions
5 f4bd39d8 Nikos Skalkotos
# are met:
6 f4bd39d8 Nikos Skalkotos
#
7 f4bd39d8 Nikos Skalkotos
#   1. Redistributions of source code must retain the above copyright
8 f4bd39d8 Nikos Skalkotos
#      notice, this list of conditions and the following disclaimer.
9 f4bd39d8 Nikos Skalkotos
#
10 f4bd39d8 Nikos Skalkotos
#  2. Redistributions in binary form must reproduce the above copyright
11 f4bd39d8 Nikos Skalkotos
#     notice, this list of conditions and the following disclaimer in the
12 f4bd39d8 Nikos Skalkotos
#     documentation and/or other materials provided with the distribution.
13 f4bd39d8 Nikos Skalkotos
#
14 f4bd39d8 Nikos Skalkotos
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
15 f4bd39d8 Nikos Skalkotos
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 f4bd39d8 Nikos Skalkotos
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 f4bd39d8 Nikos Skalkotos
# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
18 f4bd39d8 Nikos Skalkotos
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 f4bd39d8 Nikos Skalkotos
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 f4bd39d8 Nikos Skalkotos
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 f4bd39d8 Nikos Skalkotos
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 f4bd39d8 Nikos Skalkotos
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 f4bd39d8 Nikos Skalkotos
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 f4bd39d8 Nikos Skalkotos
# SUCH DAMAGE.
25 f4bd39d8 Nikos Skalkotos
#
26 f4bd39d8 Nikos Skalkotos
# The views and conclusions contained in the software and documentation are
27 f4bd39d8 Nikos Skalkotos
# those of the authors and should not be interpreted as representing official
28 f4bd39d8 Nikos Skalkotos
# policies, either expressed or implied, of GRNET S.A.
29 f4bd39d8 Nikos Skalkotos
30 f4bd39d8 Nikos Skalkotos
AWK="awk"
31 f4bd39d8 Nikos Skalkotos
KPARTX="kpartx"
32 f4bd39d8 Nikos Skalkotos
LOSETUP="losetup"
33 f4bd39d8 Nikos Skalkotos
SFDISK="sfdisk"
34 5cbb15b9 Nikos Skalkotos
QEMU_IMG="qemu-img"
35 0c8625b9 Nikos Skalkotos
INSTALL_MBR="install-mbr"
36 9999d40d Nikos Skalkotos
TIMELIMIT="timelimit"
37 5cbb15b9 Nikos Skalkotos
PROGRESS_MONITOR="snf-progress-monitor"
38 f4bd39d8 Nikos Skalkotos
39 f4bd39d8 Nikos Skalkotos
progress_monitor_support="@progress_monitor_support@"
40 f4bd39d8 Nikos Skalkotos
41 f4bd39d8 Nikos Skalkotos
CLEANUP=( )
42 f4bd39d8 Nikos Skalkotos
43 bad5ca1f Nikos Skalkotos
add_cleanup() {
44 bad5ca1f Nikos Skalkotos
    local cmd=""
45 bad5ca1f Nikos Skalkotos
    for arg; do cmd+=$(printf "%q " "$arg"); done
46 bad5ca1f Nikos Skalkotos
    CLEANUP+=("$cmd")
47 bad5ca1f Nikos Skalkotos
}
48 bad5ca1f Nikos Skalkotos
49 f4bd39d8 Nikos Skalkotos
log_error() {
50 f4bd39d8 Nikos Skalkotos
    echo "$@" >&2
51 f4bd39d8 Nikos Skalkotos
}
52 f4bd39d8 Nikos Skalkotos
53 f4bd39d8 Nikos Skalkotos
get_api5_arguments() {
54 f4bd39d8 Nikos Skalkotos
    GETOPT_RESULT=$*
55 f4bd39d8 Nikos Skalkotos
    # Note the quotes around `$TEMP': they are essential!
56 f4bd39d8 Nikos Skalkotos
    eval set -- "$GETOPT_RESULT"
57 f4bd39d8 Nikos Skalkotos
    while true; do
58 f4bd39d8 Nikos Skalkotos
        case "$1" in
59 f4bd39d8 Nikos Skalkotos
            -i|-n) instance=$2; shift 2;;
60 f4bd39d8 Nikos Skalkotos
61 f4bd39d8 Nikos Skalkotos
            -o) old_name=$2; shift 2;;
62 f4bd39d8 Nikos Skalkotos
63 f4bd39d8 Nikos Skalkotos
            -b) blockdev=$2; shift 2;;
64 f4bd39d8 Nikos Skalkotos
65 f4bd39d8 Nikos Skalkotos
            -s) swapdev=$2; shift 2;;
66 f4bd39d8 Nikos Skalkotos
67 f4bd39d8 Nikos Skalkotos
            --) shift; break;;
68 f4bd39d8 Nikos Skalkotos
69 f4bd39d8 Nikos Skalkotos
            *)  log_error "Internal error!" >&2; exit 1;;
70 f4bd39d8 Nikos Skalkotos
        esac
71 f4bd39d8 Nikos Skalkotos
    done
72 f4bd39d8 Nikos Skalkotos
    if [ -z "$instance" -o -z "$blockdev" ]; then
73 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Argument (-i, -n, or -b)"
74 f4bd39d8 Nikos Skalkotos
        exit 1
75 f4bd39d8 Nikos Skalkotos
    fi
76 f4bd39d8 Nikos Skalkotos
    if [ "$SCRIPT_NAME" != "export" -a -z "$swapdev"  ]; then
77 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Argument -s (swapdev)"
78 f4bd39d8 Nikos Skalkotos
        exit 1
79 f4bd39d8 Nikos Skalkotos
    fi
80 f4bd39d8 Nikos Skalkotos
    if [ "$SCRIPT_NAME" = "rename" -a -z "$old_name"  ]; then
81 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Argument -o (old_name)"
82 f4bd39d8 Nikos Skalkotos
        exit 1
83 f4bd39d8 Nikos Skalkotos
    fi
84 f4bd39d8 Nikos Skalkotos
}
85 f4bd39d8 Nikos Skalkotos
86 f4bd39d8 Nikos Skalkotos
get_api10_arguments() {
87 f4bd39d8 Nikos Skalkotos
    if [ -z "$INSTANCE_NAME" -o -z "$HYPERVISOR" -o -z "$DISK_COUNT" ]; then
88 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Variable:"
89 f4bd39d8 Nikos Skalkotos
        log_error "(INSTANCE_NAME HYPERVISOR or DISK_COUNT)"
90 f4bd39d8 Nikos Skalkotos
        exit 1
91 f4bd39d8 Nikos Skalkotos
    fi
92 f4bd39d8 Nikos Skalkotos
    instance=$INSTANCE_NAME
93 f4bd39d8 Nikos Skalkotos
    if [ $DISK_COUNT -lt 1 -o -z "$DISK_0_PATH" ]; then
94 f4bd39d8 Nikos Skalkotos
        log_error "At least one disk is needed"
95 f4bd39d8 Nikos Skalkotos
        exit 1
96 f4bd39d8 Nikos Skalkotos
    fi
97 f4bd39d8 Nikos Skalkotos
    if [ "$SCRIPT_NAME" = "export" ]; then
98 f4bd39d8 Nikos Skalkotos
        if [ -z "$EXPORT_DEVICE" ]; then
99 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Variable EXPORT_DEVICE"
100 f4bd39d8 Nikos Skalkotos
    fi
101 f4bd39d8 Nikos Skalkotos
    blockdev=$EXPORT_DEVICE
102 f4bd39d8 Nikos Skalkotos
    elif [ "$SCRIPT_NAME" = "import" ]; then
103 f4bd39d8 Nikos Skalkotos
        if [ -z "$IMPORT_DEVICE" ]; then
104 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Variable IMPORT_DEVICE"
105 f4bd39d8 Nikos Skalkotos
        fi
106 f4bd39d8 Nikos Skalkotos
        blockdev=$IMPORT_DEVICE
107 f4bd39d8 Nikos Skalkotos
    else
108 f4bd39d8 Nikos Skalkotos
        blockdev=$DISK_0_PATH
109 f4bd39d8 Nikos Skalkotos
    fi
110 f4bd39d8 Nikos Skalkotos
    if [ "$SCRIPT_NAME" = "rename" -a -z "$OLD_INSTANCE_NAME" ]; then
111 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Variable OLD_INSTANCE_NAME"
112 f4bd39d8 Nikos Skalkotos
    fi
113 f4bd39d8 Nikos Skalkotos
    old_name=$OLD_INSTANCE_NAME
114 f4bd39d8 Nikos Skalkotos
}
115 f4bd39d8 Nikos Skalkotos
116 f4bd39d8 Nikos Skalkotos
get_api20_arguments() {
117 a1d894c5 Nikos Skalkotos
    get_api10_arguments
118 a1d894c5 Nikos Skalkotos
    if [ -z "$OSP_IMG_ID" ]; then
119 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Parameter: OSP_IMG_ID"
120 f4bd39d8 Nikos Skalkotos
        exit 1
121 f4bd39d8 Nikos Skalkotos
    fi
122 a1d894c5 Nikos Skalkotos
    if [ -z "$OSP_IMG_FORMAT" ]; then
123 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Parameter: OSP_IMG_FORMAT"
124 f4bd39d8 Nikos Skalkotos
        exit 1
125 f4bd39d8 Nikos Skalkotos
    fi
126 a1d894c5 Nikos Skalkotos
    if [ -z "$OSP_IMG_PASSWD" ]; then
127 f4bd39d8 Nikos Skalkotos
        log_error "Missing OS API Parameter: OSP_IMG_PASSWD"
128 f4bd39d8 Nikos Skalkotos
        exit 1
129 f4bd39d8 Nikos Skalkotos
    fi
130 e16d4331 Constantinos Venetsanopoulos
    if [ -z "$OSP_IMG_PROPERTIES" ]; then
131 e16d4331 Constantinos Venetsanopoulos
        log_error "Missing OS API Parameter: OSP_IMG_PROPERTIES"
132 e16d4331 Constantinos Venetsanopoulos
        exit 1
133 e16d4331 Constantinos Venetsanopoulos
    fi
134 f4bd39d8 Nikos Skalkotos
135 f4bd39d8 Nikos Skalkotos
    IMG_ID=$OSP_IMG_ID
136 f4bd39d8 Nikos Skalkotos
    IMG_FORMAT=$OSP_IMG_FORMAT
137 f4bd39d8 Nikos Skalkotos
    IMG_PASSWD=$OSP_IMG_PASSWD
138 e16d4331 Constantinos Venetsanopoulos
    IMG_PROPERTIES=$OSP_IMG_PROPERTIES
139 58356445 Nikos Skalkotos
    if [ -n "$OSP_IMG_PERSONALITY" ]; then
140 8b9d0a95 Constantinos Venetsanopoulos
        IMG_PERSONALITY=$OSP_IMG_PERSONALITY
141 8b9d0a95 Constantinos Venetsanopoulos
    fi
142 f4bd39d8 Nikos Skalkotos
}
143 a1d894c5 Nikos Skalkotos
144 f4bd39d8 Nikos Skalkotos
map_disk0() {
145 f4bd39d8 Nikos Skalkotos
    blockdev="$1"
146 a1d894c5 Nikos Skalkotos
    filesystem_dev_base=$($KPARTX -l -p- $blockdev | \
147 f4bd39d8 Nikos Skalkotos
                            grep -m 1 -- "-1.*$blockdev" | \
148 a1d894c5 Nikos Skalkotos
                            $AWK '{print $1}')
149 f4bd39d8 Nikos Skalkotos
    if [ -z "$filesystem_dev_base" ]; then
150 f4bd39d8 Nikos Skalkotos
        log_error "Cannot interpret kpartx output and get partition mapping"
151 f4bd39d8 Nikos Skalkotos
        exit 1
152 f4bd39d8 Nikos Skalkotos
    fi
153 bad5ca1f Nikos Skalkotos
    $KPARTX -a -p- "$blockdev" > /dev/null
154 f4bd39d8 Nikos Skalkotos
    filesystem_dev="/dev/mapper/${filesystem_dev_base/%-1/}"
155 f4bd39d8 Nikos Skalkotos
    if [ ! -b "/dev/mapper/$filesystem_dev_base" ]; then
156 f4bd39d8 Nikos Skalkotos
        log_error "Can't find kpartx mapped partition:" \
157 f4bd39d8 Nikos Skalkotos
                                            "/dev/mapper/$filesystem_dev_base"
158 f4bd39d8 Nikos Skalkotos
        exit 1
159 f4bd39d8 Nikos Skalkotos
    fi
160 f4bd39d8 Nikos Skalkotos
    echo "$filesystem_dev"
161 f4bd39d8 Nikos Skalkotos
}
162 f4bd39d8 Nikos Skalkotos
163 f4bd39d8 Nikos Skalkotos
unmap_disk0() {
164 bad5ca1f Nikos Skalkotos
    $KPARTX -d -p- "$1"
165 f4bd39d8 Nikos Skalkotos
}
166 f4bd39d8 Nikos Skalkotos
167 f4bd39d8 Nikos Skalkotos
format_disk0() {
168 f4bd39d8 Nikos Skalkotos
    local device="$1"
169 f4bd39d8 Nikos Skalkotos
    local image_type="$2"
170 23996b5d Nikos Skalkotos
171 f4bd39d8 Nikos Skalkotos
    declare -A part_id=( ['extdump']="83" ["ntfsdump"]="7" )
172 f4bd39d8 Nikos Skalkotos
173 f4bd39d8 Nikos Skalkotos
    # The -f is needed, because we use an optimal alignment and sfdisk complains
174 f4bd39d8 Nikos Skalkotos
    # about partitions not ending on clylinder boundary.
175 f4bd39d8 Nikos Skalkotos
    local sfdisk_cmd="$SFDISK -uS -H 255 -S 63 -f --quiet --Linux --DOS $device"
176 f4bd39d8 Nikos Skalkotos
177 f4bd39d8 Nikos Skalkotos
    $sfdisk_cmd > /dev/null <<EOF
178 f4bd39d8 Nikos Skalkotos
2048,,${part_id["$image_type"]},*
179 f4bd39d8 Nikos Skalkotos
EOF
180 f4bd39d8 Nikos Skalkotos
}
181 f4bd39d8 Nikos Skalkotos
182 e036304a Nikos Skalkotos
create_floppy() {
183 e036304a Nikos Skalkotos
    local img=$1
184 e036304a Nikos Skalkotos
185 bad5ca1f Nikos Skalkotos
    local target=$(mktemp -d)
186 bad5ca1f Nikos Skalkotos
    add_cleanup rmdir "$target"
187 e036304a Nikos Skalkotos
188 bad5ca1f Nikos Skalkotos
    dd bs=512 count=2880 if=/dev/zero of="$img"
189 bad5ca1f Nikos Skalkotos
    mkfs.ext2 -F "$img" > /dev/null
190 bad5ca1f Nikos Skalkotos
    mount "$img" "$target" -o loop
191 b6275d20 Nikos Skalkotos
    set | egrep ^snf_export_\\w+=|sed -e 's/^snf_export_/SNF_IMAGE_/' | \
192 b6275d20 Nikos Skalkotos
    while read line; do
193 bad5ca1f Nikos Skalkotos
        echo "export $line" >> "$target/rules"
194 b6275d20 Nikos Skalkotos
    done
195 bad5ca1f Nikos Skalkotos
    umount "$target"
196 e036304a Nikos Skalkotos
}
197 e036304a Nikos Skalkotos
198 d51a95a8 Nikos Skalkotos
# this one is only to be called by create
199 d51a95a8 Nikos Skalkotos
ganeti_os_main() {
200 d51a95a8 Nikos Skalkotos
    if [ -z "$OS_API_VERSION" -o "$OS_API_VERSION" = "5" ]; then
201 d51a95a8 Nikos Skalkotos
        OS_API_VERSION=5
202 d51a95a8 Nikos Skalkotos
        GETOPT_RESULT=`getopt -o o:n:i:b:s: -n '$0' -- "$@"`
203 d51a95a8 Nikos Skalkotos
        if [ $? != 0 ] ; then log_error "Terminating..."; exit 1 ; fi
204 d51a95a8 Nikos Skalkotos
        get_api5_arguments $GETOPT_RESULT
205 d51a95a8 Nikos Skalkotos
    elif [ "$OS_API_VERSION" = "10" -o "$OS_API_VERSION" = "15" ]; then
206 d51a95a8 Nikos Skalkotos
        get_api10_arguments
207 d51a95a8 Nikos Skalkotos
    elif [ "$OS_API_VERSION" = "20" ]; then
208 d51a95a8 Nikos Skalkotos
        get_api20_arguments
209 d51a95a8 Nikos Skalkotos
        IMAGE_NAME=$IMG_ID
210 d51a95a8 Nikos Skalkotos
        IMAGE_TYPE=$IMG_FORMAT
211 d51a95a8 Nikos Skalkotos
    else
212 d51a95a8 Nikos Skalkotos
        log_error "Unknown OS API VERSION $OS_API_VERSION"
213 d51a95a8 Nikos Skalkotos
        exit 1
214 d51a95a8 Nikos Skalkotos
    fi
215 d51a95a8 Nikos Skalkotos
    
216 d51a95a8 Nikos Skalkotos
    if [ -n "$OS_VARIANT" ]; then
217 d51a95a8 Nikos Skalkotos
        if [ ! -d "$VARIANTS_DIR" ]; then
218 d51a95a8 Nikos Skalkotos
            log_error "OS Variants directory $VARIANTS_DIR doesn't exist"
219 d51a95a8 Nikos Skalkotos
            exit 1
220 d51a95a8 Nikos Skalkotos
        fi
221 d51a95a8 Nikos Skalkotos
        VARIANT_CONFIG="$VARIANTS_DIR/$OS_VARIANT.conf"
222 d51a95a8 Nikos Skalkotos
        if [ -f "$VARIANT_CONFIG" ]; then
223 d51a95a8 Nikos Skalkotos
            . "$VARIANT_CONFIG"
224 d51a95a8 Nikos Skalkotos
        else
225 d51a95a8 Nikos Skalkotos
            if grep -qxF "$OS_VARIANT" variants.list; then
226 d51a95a8 Nikos Skalkotos
                log_error "ERROR: instance-image configuration error"
227 23996b5d Nikos Skalkotos
                log_error "  Published variant $OS_VARIANT is missing its" \
228 23996b5d Nikos Skalkotos
                    "config file"
229 23996b5d Nikos Skalkotos
                log_error "  Please create $VARIANT_CONFIG or unpublish the" \
230 23996b5d Nikos Skalkotos
                    "variant"
231 d51a95a8 Nikos Skalkotos
                log_error "  (by removing $OS_VARIANT from variants.list)"
232 d51a95a8 Nikos Skalkotos
            else
233 d51a95a8 Nikos Skalkotos
                log_error "Unofficial variant $OS_VARIANT is unsupported"
234 23996b5d Nikos Skalkotos
                log_error "Most probably this is a user error, forcing a" \
235 23996b5d Nikos Skalkotos
                    "wrong name"
236 d51a95a8 Nikos Skalkotos
                log_error "To support this variant please create file" \
237 23996b5d Nikos Skalkotos
                    "$VARIANT_CONFIG"
238 d51a95a8 Nikos Skalkotos
            fi
239 d51a95a8 Nikos Skalkotos
            exit 1
240 d51a95a8 Nikos Skalkotos
        fi
241 d51a95a8 Nikos Skalkotos
    fi
242 d51a95a8 Nikos Skalkotos
243 d51a95a8 Nikos Skalkotos
}
244 d51a95a8 Nikos Skalkotos
245 f4bd39d8 Nikos Skalkotos
cleanup() {
246 d51a95a8 Nikos Skalkotos
# if something fails here, it souldn't call cleanup again...
247 d51a95a8 Nikos Skalkotos
    trap - EXIT
248 f4bd39d8 Nikos Skalkotos
    if [ ${#CLEANUP[*]} -gt 0 ]; then
249 f4bd39d8 Nikos Skalkotos
        LAST_ELEMENT=$((${#CLEANUP[*]}-1))
250 f4bd39d8 Nikos Skalkotos
        REVERSE_INDEXES=$(seq ${LAST_ELEMENT} -1 0)
251 f4bd39d8 Nikos Skalkotos
        for i in $REVERSE_INDEXES; do
252 d51a95a8 Nikos Skalkotos
            # If something fails here, it's better to retry it for a few times
253 d51a95a8 Nikos Skalkotos
            # before we give up with an error. This is needed for kpartx when
254 d51a95a8 Nikos Skalkotos
            # dealing with ntfs partitions mounted through fuse. umount is not
255 d51a95a8 Nikos Skalkotos
            # synchronous and may return while the partition is still busy. A
256 d51a95a8 Nikos Skalkotos
            # premature attempt to delete partition mappings through kpartx on a
257 d51a95a8 Nikos Skalkotos
            # device that hosts previously mounted ntfs partition may fail with
258 d51a95a8 Nikos Skalkotos
            # an  `device-mapper: remove ioctl failed: Device or resource busy'
259 d51a95a8 Nikos Skalkotos
            # error. A sensible workaround for this is to wait for a while and
260 d51a95a8 Nikos Skalkotos
            # then try again.
261 d51a95a8 Nikos Skalkotos
            local cmd=${CLEANUP[$i]}
262 d51a95a8 Nikos Skalkotos
            $cmd || for interval in 0.25 0.5 1 2 4; do
263 d51a95a8 Nikos Skalkotos
            echo "Command $cmd failed!"
264 d51a95a8 Nikos Skalkotos
            echo "I'll wait for $interval secs and will retry..."
265 d51a95a8 Nikos Skalkotos
            sleep $interval
266 d51a95a8 Nikos Skalkotos
            $cmd && break
267 f4bd39d8 Nikos Skalkotos
        done
268 9aac6898 Nikos Skalkotos
        if [ "$?" != "0" ]; then
269 9aac6898 Nikos Skalkotos
            echo "Giving Up..."
270 9aac6898 Nikos Skalkotos
            exit 1;
271 9aac6898 Nikos Skalkotos
        fi
272 d51a95a8 Nikos Skalkotos
    done
273 d51a95a8 Nikos Skalkotos
  fi
274 f4bd39d8 Nikos Skalkotos
}
275 f4bd39d8 Nikos Skalkotos
276 f4bd39d8 Nikos Skalkotos
trap cleanup EXIT
277 f4bd39d8 Nikos Skalkotos
278 f4bd39d8 Nikos Skalkotos
DEFAULT_FILE="@sysconfdir@/default/snf-image"
279 f4bd39d8 Nikos Skalkotos
if [ -f "$DEFAULT_FILE" ]; then
280 f4bd39d8 Nikos Skalkotos
    . "$DEFAULT_FILE"
281 f4bd39d8 Nikos Skalkotos
fi
282 f4bd39d8 Nikos Skalkotos
283 a1d894c5 Nikos Skalkotos
: ${ARCH:="x86_64"}
284 f4bd39d8 Nikos Skalkotos
: ${VARIANTS_DIR:="@sysconfdir@/ganeti/snf-image/variants"}
285 f4bd39d8 Nikos Skalkotos
: ${IMAGE_DIR:="@localstatedir@/lib/snf-image"}
286 d51a95a8 Nikos Skalkotos
: ${HELPER_DIR:="@HELPER_DIR@"}
287 d51a95a8 Nikos Skalkotos
: ${HELPER_IMG:="@HELPER_IMG@"}
288 9999d40d Nikos Skalkotos
: ${HELPER_KERNEL:="@HELPER_KERNEL@"}
289 9999d40d Nikos Skalkotos
: ${HELPER_INITRD:="@HELPER_INITRD@"}
290 9aac6898 Nikos Skalkotos
: ${HELPER_PKG:="@HELPER_DIR@/snf-image-helper.deb"}
291 bad5ca1f Nikos Skalkotos
: ${HELPER_SOFT_TIMEOUT:=15}
292 bad5ca1f Nikos Skalkotos
: ${HELPER_HARD_TIMEOUT:=5}
293 bad5ca1f Nikos Skalkotos
: ${HELPER_USER:="nobody"}
294 bad5ca1f Nikos Skalkotos
: ${HELPER_CACHE_FILE:="@HELPER_DIR@/cache.tar"}
295 e0ae744d Nikos Skalkotos
: ${HELPER_EXTRA_PKGS:="linux-image-amd64,e2fsprogs,ntfs-3g,ntfsprogs,xmlstarlet,python,parted"}
296 5a31f7ef Nikos Skalkotos
: ${HELPER_MIRROR:=""}
297 bad5ca1f Nikos Skalkotos
298 f4bd39d8 Nikos Skalkotos
299 f4bd39d8 Nikos Skalkotos
SCRIPT_NAME=$(basename $0)
300 f4bd39d8 Nikos Skalkotos
301 f4bd39d8 Nikos Skalkotos
if [ -f /sbin/blkid -a -x /sbin/blkid ]; then
302 f4bd39d8 Nikos Skalkotos
    VOL_ID="/sbin/blkid -c /dev/null -o value -s UUID"
303 f4bd39d8 Nikos Skalkotos
    VOL_TYPE="/sbin/blkid -c /dev/null -o value -s TYPE"
304 f4bd39d8 Nikos Skalkotos
else
305 f4bd39d8 Nikos Skalkotos
    for dir in /lib/udev /sbin; do
306 f4bd39d8 Nikos Skalkotos
        if [ -f $dir/vol_id -a -x $dir/vol_id ]; then
307 f4bd39d8 Nikos Skalkotos
            VOL_ID="$dir/vol_id -u"
308 f4bd39d8 Nikos Skalkotos
            VOL_TYPE="$dir/vol_id -t"
309 f4bd39d8 Nikos Skalkotos
        fi
310 f4bd39d8 Nikos Skalkotos
    done
311 f4bd39d8 Nikos Skalkotos
fi
312 f4bd39d8 Nikos Skalkotos
313 f4bd39d8 Nikos Skalkotos
if [ -z "$VOL_ID" ]; then
314 f4bd39d8 Nikos Skalkotos
    log_error "vol_id or blkid not found, please install udev or util-linux"
315 f4bd39d8 Nikos Skalkotos
    exit 1
316 f4bd39d8 Nikos Skalkotos
fi
317 f4bd39d8 Nikos Skalkotos
318 f4bd39d8 Nikos Skalkotos
# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :