root / snf-image-host / create @ db0078b9
History | View | Annotate | Download (4.7 kB)
1 | f4bd39d8 | Nikos Skalkotos | #!/bin/bash |
---|---|---|---|
2 | f4bd39d8 | Nikos Skalkotos | |
3 | f4bd39d8 | Nikos Skalkotos | # Copyright 2011 GRNET S.A. All rights reserved. |
4 | f4bd39d8 | Nikos Skalkotos | # |
5 | f4bd39d8 | Nikos Skalkotos | # Redistribution and use in source and binary forms, with or without |
6 | f4bd39d8 | Nikos Skalkotos | # modification, are permitted provided that the following conditions |
7 | f4bd39d8 | Nikos Skalkotos | # are met: |
8 | f4bd39d8 | Nikos Skalkotos | # |
9 | f4bd39d8 | Nikos Skalkotos | # 1. Redistributions of source code must retain the above copyright |
10 | f4bd39d8 | Nikos Skalkotos | # notice, this list of conditions and the following disclaimer. |
11 | f4bd39d8 | Nikos Skalkotos | # |
12 | f4bd39d8 | Nikos Skalkotos | # 2. Redistributions in binary form must reproduce the above copyright |
13 | f4bd39d8 | Nikos Skalkotos | # notice, this list of conditions and the following disclaimer in the |
14 | f4bd39d8 | Nikos Skalkotos | # documentation and/or other materials provided with the distribution. |
15 | f4bd39d8 | Nikos Skalkotos | # |
16 | f4bd39d8 | Nikos Skalkotos | # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
17 | f4bd39d8 | Nikos Skalkotos | # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
18 | f4bd39d8 | Nikos Skalkotos | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
19 | f4bd39d8 | Nikos Skalkotos | # ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
20 | f4bd39d8 | Nikos Skalkotos | # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
21 | f4bd39d8 | Nikos Skalkotos | # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
22 | f4bd39d8 | Nikos Skalkotos | # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
23 | f4bd39d8 | Nikos Skalkotos | # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
24 | f4bd39d8 | Nikos Skalkotos | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
25 | f4bd39d8 | Nikos Skalkotos | # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
26 | f4bd39d8 | Nikos Skalkotos | # SUCH DAMAGE. |
27 | f4bd39d8 | Nikos Skalkotos | # |
28 | f4bd39d8 | Nikos Skalkotos | # The views and conclusions contained in the software and documentation are |
29 | f4bd39d8 | Nikos Skalkotos | # those of the authors and should not be interpreted as representing official |
30 | f4bd39d8 | Nikos Skalkotos | # policies, either expressed or implied, of GRNET S.A. |
31 | f4bd39d8 | Nikos Skalkotos | |
32 | f4bd39d8 | Nikos Skalkotos | set -e |
33 | bad5ca1f | Nikos Skalkotos | set -o pipefail |
34 | f4bd39d8 | Nikos Skalkotos | |
35 | f4bd39d8 | Nikos Skalkotos | . common.sh |
36 | f4bd39d8 | Nikos Skalkotos | |
37 | d51a95a8 | Nikos Skalkotos | ganeti_os_main |
38 | d51a95a8 | Nikos Skalkotos | |
39 | db0078b9 | Nikos Skalkotos | if [ "$IMAGE_TYPE" = custom ]; then |
40 | db0078b9 | Nikos Skalkotos | image_file=/dev/null |
41 | db0078b9 | Nikos Skalkotos | image_size=0 |
42 | db0078b9 | Nikos Skalkotos | else |
43 | db0078b9 | Nikos Skalkotos | image_file="$IMAGE_DIR/$IMAGE_NAME-$ARCH.$IMAGE_TYPE" |
44 | db0078b9 | Nikos Skalkotos | image_size="$(stat -L -c %s "$image_file")" |
45 | db0078b9 | Nikos Skalkotos | fi |
46 | f4bd39d8 | Nikos Skalkotos | |
47 | bad5ca1f | Nikos Skalkotos | if [ ! -e "$image_file" ]; then |
48 | bad5ca1f | Nikos Skalkotos | log_error "Image file \`$image_file' does not exit." |
49 | f4bd39d8 | Nikos Skalkotos | exit 1 |
50 | f4bd39d8 | Nikos Skalkotos | fi |
51 | f4bd39d8 | Nikos Skalkotos | |
52 | bad5ca1f | Nikos Skalkotos | monitor="" #Empty if progress monitor support is disabled |
53 | f4bd39d8 | Nikos Skalkotos | if [ "$progress_monitor_support" = "yes" ]; then |
54 | bad5ca1f | Nikos Skalkotos | monitor="$(printf "%q" "$PROGRESS_MONITOR") \ |
55 | bad5ca1f | Nikos Skalkotos | -i $(printf "%q" "$INSTANCE_NAME") -r $image_size" |
56 | f4bd39d8 | Nikos Skalkotos | fi |
57 | f4bd39d8 | Nikos Skalkotos | |
58 | f4bd39d8 | Nikos Skalkotos | # If the target device is not a real block device we'll first losetup it. |
59 | f4bd39d8 | Nikos Skalkotos | # This is needed for file disks. |
60 | bad5ca1f | Nikos Skalkotos | if [ ! -b "$blockdev" ]; then |
61 | bad5ca1f | Nikos Skalkotos | original_blockdev="$blockdev" |
62 | bad5ca1f | Nikos Skalkotos | blockdev=$("$LOSETUP" -sf "$blockdev") |
63 | bad5ca1f | Nikos Skalkotos | add_cleanup "$LOSETUP" -d "$blockdev" |
64 | f4bd39d8 | Nikos Skalkotos | fi |
65 | f4bd39d8 | Nikos Skalkotos | |
66 | b206849d | Nikos Skalkotos | case "$IMAGE_TYPE" in |
67 | b206849d | Nikos Skalkotos | ntfsdump, extdump) |
68 | 3f4f15f3 | Nikos Skalkotos | # Create partitions |
69 | b206849d | Nikos Skalkotos | format_disk0 "$blockdev" "$IMAGE_TYPE" |
70 | b206849d | Nikos Skalkotos | |
71 | 3f4f15f3 | Nikos Skalkotos | # Install a new MBR |
72 | 3f4f15f3 | Nikos Skalkotos | "$INSTALL_MBR" -p 1 -i n "$blockdev" |
73 | 3f4f15f3 | Nikos Skalkotos | |
74 | b206849d | Nikos Skalkotos | target="$(map_disk0 "$blockdev")-1" #the root device |
75 | b206849d | Nikos Skalkotos | add_cleanup unmap_disk0 "$blockdev" |
76 | 39822c89 | Nikos Skalkotos | snf_export_ROOT=1 |
77 | b206849d | Nikos Skalkotos | ;; |
78 | db0078b9 | Nikos Skalkotos | diskdump, custom) |
79 | b206849d | Nikos Skalkotos | target="$blockdev" |
80 | b206849d | Nikos Skalkotos | ;; |
81 | b206849d | Nikos Skalkotos | esac |
82 | f4bd39d8 | Nikos Skalkotos | |
83 | db0078b9 | Nikos Skalkotos | if [ "$IMAGE_TYPE" = "custom" ]; then |
84 | db0078b9 | Nikos Skalkotos | wget -O - $IMAGE_NAME | $monitor dd bs=4M of="$target" oflag=direct |
85 | db0078b9 | Nikos Skalkotos | else |
86 | db0078b9 | Nikos Skalkotos | # dd the dump to its new home :-) |
87 | db0078b9 | Nikos Skalkotos | # Deploying an image file on a target block device is a streaming copy |
88 | db0078b9 | Nikos Skalkotos | # operation. Enable the direct I/O flag on the output fd to avoid polluting |
89 | db0078b9 | Nikos Skalkotos | # the host cache with useless data. |
90 | db0078b9 | Nikos Skalkotos | $monitor dd bs=4M if="$image_file" of="$target" oflag=direct |
91 | db0078b9 | Nikos Skalkotos | fi |
92 | f4bd39d8 | Nikos Skalkotos | |
93 | e036304a | Nikos Skalkotos | # Create a floppy image |
94 | bad5ca1f | Nikos Skalkotos | floppy=$(mktemp --tmpdir floppy.XXXXXX) |
95 | bad5ca1f | Nikos Skalkotos | add_cleanup rm "$floppy" |
96 | e036304a | Nikos Skalkotos | |
97 | cc4a63ae | Nikos Skalkotos | snf_export_DEV=/dev/vda |
98 | bad5ca1f | Nikos Skalkotos | snf_export_TYPE="$IMG_FORMAT" |
99 | bad5ca1f | Nikos Skalkotos | snf_export_PASSWORD="$IMG_PASSWD" |
100 | bad5ca1f | Nikos Skalkotos | snf_export_HOSTNAME="$instance" |
101 | e16d4331 | Constantinos Venetsanopoulos | snf_export_PROPERTIES="$IMG_PROPERTIES" |
102 | 58356445 | Nikos Skalkotos | if [ -n "$IMG_PERSONALITY" ]; then |
103 | bad5ca1f | Nikos Skalkotos | snf_export_PERSONALITY="$IMG_PERSONALITY" |
104 | 8b9d0a95 | Constantinos Venetsanopoulos | fi |
105 | a1d894c5 | Nikos Skalkotos | |
106 | bad5ca1f | Nikos Skalkotos | create_floppy "$floppy" |
107 | e036304a | Nikos Skalkotos | |
108 | fea9eb04 | Nikos Skalkotos | # Invoke the helper vm to do the dirty job... |
109 | bad5ca1f | Nikos Skalkotos | result_file=$(mktemp --tmpdir result.XXXXXX) |
110 | bad5ca1f | Nikos Skalkotos | add_cleanup rm "$result_file" |
111 | fea9eb04 | Nikos Skalkotos | |
112 | bad5ca1f | Nikos Skalkotos | snapshot=$(mktemp --tmpdir helperXXXXXX.img) |
113 | bad5ca1f | Nikos Skalkotos | add_cleanup rm "$snapshot" |
114 | 5cbb15b9 | Nikos Skalkotos | |
115 | bad5ca1f | Nikos Skalkotos | "$QEMU_IMG" create -f qcow2 -b "$HELPER_IMG" "$snapshot" |
116 | 5cbb15b9 | Nikos Skalkotos | |
117 | 4e11824c | Nikos Skalkotos | echo "$(date +%Y:%m:%d-%H:%M:%S.%N) Starting helper VM..." |
118 | bad5ca1f | Nikos Skalkotos | "$TIMELIMIT" -t "$HELPER_SOFT_TIMEOUT" -T "$HELPER_HARD_TIMEOUT" \ |
119 | bad5ca1f | Nikos Skalkotos | kvm -runas "$HELPER_USER" -drive file="$snapshot" \ |
120 | b206849d | Nikos Skalkotos | -drive file="$blockdev",format=raw,if=virtio,cache=none \ |
121 | bad5ca1f | Nikos Skalkotos | -boot c -serial stdio -serial file:"$result_file" \ |
122 | bad5ca1f | Nikos Skalkotos | -fda "$floppy" -vga none -nographic -parallel none -monitor null \ |
123 | bad5ca1f | Nikos Skalkotos | -kernel "$HELPER_KERNEL" -initrd "$HELPER_INITRD" \ |
124 | af4a3462 | Vangelis Koukis | -append "quiet ro root=/dev/sda1 console=ttyS0,9600n8 snf_image_activate_helper" \ |
125 | 3b179b45 | Nikos Skalkotos | 2>&1 | sed 's|^|HELPER: |g' |
126 | 4e11824c | Nikos Skalkotos | echo "$(date +%Y:%m:%d-%H:%M:%S.%N) Helper VM finished." |
127 | f25fb7f4 | Nikos Skalkotos | |
128 | 9999d40d | Nikos Skalkotos | if [ $? -ne 0 ]; then |
129 | 9999d40d | Nikos Skalkotos | if [ $? -gt 128 ]; then |
130 | 9999d40d | Nikos Skalkotos | log_error "Helper was terminated. Did not finish on time." |
131 | 9999d40d | Nikos Skalkotos | fi |
132 | 9999d40d | Nikos Skalkotos | exit 1 |
133 | 9999d40d | Nikos Skalkotos | fi |
134 | 9999d40d | Nikos Skalkotos | |
135 | 9e713e52 | Nikos Skalkotos | # Read the first line. This will remove \r and \n chars |
136 | 456b77f1 | Nikos Skalkotos | result=$(sed 's|\r||g' "$result_file" | head -1) |
137 | f25fb7f4 | Nikos Skalkotos | |
138 | f25fb7f4 | Nikos Skalkotos | if [ "x$result" != "xSUCCESS" ]; then |
139 | 58356445 | Nikos Skalkotos | log_error "Helper VM returned error" |
140 | f25fb7f4 | Nikos Skalkotos | exit 1 |
141 | f25fb7f4 | Nikos Skalkotos | fi |
142 | f25fb7f4 | Nikos Skalkotos | |
143 | f4bd39d8 | Nikos Skalkotos | # Execute cleanups |
144 | f4bd39d8 | Nikos Skalkotos | cleanup |
145 | f4bd39d8 | Nikos Skalkotos | trap - EXIT |
146 | f4bd39d8 | Nikos Skalkotos | |
147 | f4bd39d8 | Nikos Skalkotos | exit 0 |
148 | f4bd39d8 | Nikos Skalkotos | |
149 | f4bd39d8 | Nikos Skalkotos | # vim: set sta sts=4 shiftwidth=4 sw=4 et ai : |