blob: 214fd2c85e93c7e9a496214ff865d489783cc4ec (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
#!/bin/bash
# this script installs a new release image into a running system.
# the new ISO image must be already mounted by caller.
# the script sets up a new union mount for the new release. a reboot
# is then required to boot into the newly installed release.
# the current install type: "union" or "old"
CUR_INSTALL=$1
source /opt/vyatta/sbin/install-functions
failure_exit () {
echo "$*"
exit 1
}
if [ `whoami` != 'root' ] ; then
failure_exit 'This script must be run with root privileges.'
fi
CURVER=$(sed -n 's/^Version \+: \+\([^ ]\+\)$/\1/p' \
${vyatta_sysconfdir}/version 2>/dev/null)
if [ -z "$CURVER" ]; then
failure_exit 'Cannot find current version.'
fi
# get new version string. this is from the squashfs image.
NEWVER=$(grep '^Version ' ${CD_SQUASH_ROOT}${vyatta_sysconfdir}/version \
| tr -s ' ' | cut -d ' ' -f 3)
if [ -z "$NEWVER" ]; then
failure_exit 'Cannot find new release version.'
fi
if [ "$CURVER" == "$NEWVER" ]; then
failure_exit "Cannot install the same release version \"$NEWVER\"."
fi
# start the install
echo "Installing \"$NEWVER\" release."
# this is the default if current install is union
BOOT_DIR=/live/image/boot
if [ "$CUR_INSTALL" == 'old' ]; then
BOOT_DIR=/boot
elif [ "$CUR_INSTALL" != 'union' ]; then
echo 'Invalid current install type. Exiting...'
exit 1
fi
# create the new release directories
REL_ROOT=$BOOT_DIR/$NEWVER
RW_DIR="$REL_ROOT/live-rw"
if ! mkdir -p "$RW_DIR"; then
failure_exit 'Cannot create directory for new release.'
fi
# copy the squashfs image and boot files
echo "Copying new release files..."
squash_img=${CD_ROOT}/live/filesystem.squashfs
boot_dir=${CD_SQUASH_ROOT}/boot
boot_files=$(find $boot_dir -maxdepth 1 -type f -o -type l 2>/dev/null)
if [ ! -f "$squash_img" ] || [ -z "$boot_files" ]; then
becho 'Cannot find the files. Exiting...'
exit 1
fi
target_squash=$REL_ROOT/$NEWVER.squashfs
cp -p $squash_img $target_squash >&/dev/null
cp -dp $boot_files $REL_ROOT/ >&/dev/null
# mount copied squashfs
if ! try_mount "-o loop,ro $target_squash $READ_ROOT"; then
failure_exit 'Failed to mount new squashfs image.'
fi
# set up root for postinst
margs="-t unionfs -o noatime,dirs=$RW_DIR=rw:$READ_ROOT=ro unionfs"
margs="$margs $INST_ROOT"
if ! try_mount "$margs"; then
failure_exit 'Failed to set up root directory for postinst.'
fi
# set up /var/run fstab entry
PI_FSTAB=$INST_ROOT/etc/fstab
if ! grep -q 'tmpfs /var/run ' $PI_FSTAB >&/dev/null; then
# replace the fstab. the default one has header that will cause
# it to be wiped out on live boot.
echo 'tmpfs /var/run tmpfs nosuid,nodev 0 0' >$PI_FSTAB
fi
# save current config dir if needed
if [ -f "$VYATTA_CFG_DIR/config.boot" ]; then
resp=''
while [ -z "$resp" ]; do
echo 'Would you like to save the current configuration '
echo 'directory and use the current start-up configuration '
echo -n 'for the new version? (Yes/No) [Yes]: '
resp=$(get_response "Yes" "Yes No Y N")
if [ "$resp" == 'yes' ] || [ "$resp" == 'y' ]; then
echo 'Copying current configuration...'
ndir=${INST_ROOT}${VYATTA_CFG_DIR}
mkdir -p $ndir
find $VYATTA_CFG_DIR -maxdepth 1 -mindepth 1 \
-exec cp '-a' '{}' "$ndir/" ';'
chgrp -R vyattacfg $ndir
chmod -R 775 $ndir
fi
done
fi
# postinst hook
PI_SCRIPT=${INST_ROOT}${vyatta_sysconfdir}/install-image/postinst
if [ -e "$PI_SCRIPT" ]; then
echo "Running post-install script..."
$PI_SCRIPT $INST_ROOT
fi
# set up grub entry (if provided)
DEF_GRUB=${INST_ROOT}${vyatta_sysconfdir}/grub/default-union-grub-entry
if [ -e "$DEF_GRUB" ]; then
echo "Setting up grub configuration..."
old_grub_cfg=$BOOT_DIR/grub/grub.cfg
new_grub_cfg=/tmp/grub.cfg.$$
sed -n '/^menuentry/q;p' $old_grub_cfg >$new_grub_cfg
cat $DEF_GRUB >>$new_grub_cfg
sed -n '/^menuentry/,${p}' $old_grub_cfg >>$new_grub_cfg
sed -i 's/^set default=[0-9]\+$/set default=0/' $new_grub_cfg
mv $new_grub_cfg $old_grub_cfg
fi
echo 'Done.'
# done
exit 0
|
