blob: 4cd244a95cf3655bd8ec42a6c86f6b0749a720b5 (
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
|
#!/bin/sh
UVSCANDIR="@UVSCANDIR@"
DAT_SITE="http://download.nai.com/products/datfiles/4.x/nai/"
DAT_FILES="@DATFILES@"
TMPDIR="${TMPDIR:-/tmp}/$$"
AWK="@AWK@"
BASENAME="@BASENAME@"
CP="@CP@"
ECHO="@ECHO@"
GREP="@GREP@"
GTAR="@GTAR@"
MKDIR="@MKDIR@"
MV="@MV@"
RM="@RM@"
SED="@SED@"
progname=`${BASENAME} $0`
while getopts vf: arg; do
case $arg in
v) verbose=1 ;;
f) dat_tar="${OPTARG}" ;;
esac
done
(${ECHO} writetest > ${UVSCANDIR}/writetest) >/dev/null 2>&1
if [ $? != 0 ]; then
echo ${progname}: no write access to ${UVSCANDIR} -- update aborted.
exit 1
else
${RM} -f ${UVSCANDIR}/writetest
fi
${MKDIR} ${TMPDIR}
if [ -n "$dat_tar" ]; then
if ! (${GTAR} -x -C ${TMPDIR} -f $dat_tar pkgdesc.ini >/dev/null); then
${ECHO} "$progname: unable to extract pkgdesc.ini"
${RM} -rf ${TMPDIR}
exit 1
fi
curver=`${AWK} -F= '/Version/ { print $2; exit }' ${TMPDIR}/pkgdesc.ini | ${SED} -e 's/^.*\([0-9][0-9][0-9][0-9]\).*$/\1/'`
else
# Fetch the update.ini file to read the latest version of the DAT files.
if ! (cd ${TMPDIR}; ftp ${DAT_SITE}update.ini >/dev/null); then
${ECHO} "$progname: unable to fetch ${DAT_SITE}update.ini"
${RM} -rf ${TMPDIR}
exit 1
fi
curver=`${AWK} -F= '/DATVersion/ { print $2; exit }' ${TMPDIR}/update.ini | ${SED} -e 's/^.*\([0-9][0-9][0-9][0-9]\).*$/\1/'`
fi
if [ -e ${UVSCANDIR}/pkgdesc.ini ]; then
oldver=`${AWK} -F= '/Version/ { print $2; exit }' ${UVSCANDIR}/pkgdesc.ini | ${SED} -e 's/^.*\([0-9][0-9][0-9][0-9]\).*$/\1/'`
else
oldver=0
fi
if [ $curver -le $oldver ]; then
if [ -z "$verbose" ]; then
${ECHO} "$progname: VirusScan DAT files are current ($oldver)"
fi
else
if [ -z "$dat_tar" ]; then
dat_tar=${DAT_SITE}dat-$curver.tar
if (cd ${TMPDIR}; ftp $dat_tar >/dev/null); then
dat_tar=${TMPDIR}/dat-$curver.tar
else
${ECHO} "$progname: unable to fetch $dat_tar"
${RM} -rf ${TMPDIR}
exit 1
fi
fi
${GTAR} -x -C ${TMPDIR} -f $dat_tar
# Backup old dat-* tar files.
if [ "`${ECHO} ${UVSCANDIR}/*.tar`" != "${UVSCANDIR}/*.tar" ]; then
for file in ${UVSCANDIR}/*.tar; do
${MV} -f $file $file.old
done
fi
# Backup old DAT files.
for file in ${DAT_FILES}; do
file=${UVSCANDIR}/$file
if [ -f $file ]; then
${MV} -f $file $file.bak
fi
done
# Copy new DAT files into place.
for file in ${DAT_FILES}; do
${CP} -f ${TMPDIR}/$file ${UVSCANDIR}/$file
done
${CP} -f $dat_tar ${UVSCANDIR}
${RM} -f ${UVSCANDIR}/*.old
${ECHO} `date` Successfully updated VirusScan DAT files to $curver.
fi
${RM} -rf ${TMPDIR}
exit 0
|