blob: fcc2cd721bdcf8e3cbf4260666ec9acff2ff6f56 (
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
|
#!/bin/sh
# Update bogons file
# Part of the pfSense project
# www.pfsense.com
# Global variables
proc_error=""
# Download and extract if necessary
process_url() {
local file=$1
local url=$2
local filename=${url##*/}
local ext=${filename#*.}
/usr/bin/fetch -q -o $file "${url}"
if [ ! -f $file ]; then
echo "Could not download ${url}" | logger
proc_error="true"
fi
case "$ext" in
tar)
mv $file $file.tmp
/usr/bin/tar -xf $file.tmp -O > $file 2> /dev/null
;;
tar.gz)
mv $file $file.tmp
/usr/bin/tar -xzf $file.tmp -O > $file 2> /dev/null
;;
tgz)
mv $file $file.tmp
/usr/bin/tar -xzf $file.tmp -O > $file 2> /dev/null
;;
tar.bz2)
mv $file $file.tmp
/usr/bin/tar -xjf $file.tmp -O > $file 2> /dev/null
;;
*)
;;
esac
if [ -f $file.tmp ]; then
rm $file.tmp
fi
if [ ! -f $file ]; then
echo "Could not extract ${filename}" | logger
proc_error="true"
fi
}
echo "rc.update_bogons.sh is starting up." | logger
# Sleep for some time, unless an argument is specified.
if [ "$1" = "" ]; then
# Grab a random value
value=`od -A n -d -N2 /dev/random | awk '{ print $1 }'`
echo "rc.update_bogons.sh is sleeping for $value" | logger
sleep $value
fi
echo "rc.update_bogons.sh is beginning the update cycle." | logger
# Load custom bogon configuration
if [ -f /var/etc/bogon_custom ]; then
. /var/etc/bogon_custom
fi
# Set default values if not overriden
v4url=${v4url:-"http://files.pfsense.org/lists/fullbogons-ipv4.txt"}
v6url=${v6url:-"http://files.pfsense.org/lists/fullbogons-ipv6.txt"}
v4urlcksum=${v4urlcksum:-"${v4url}.md5"}
v6urlcksum=${v6urlcksum:-"${v6url}.md5"}
process_url /tmp/bogons "${v4url}"
process_url /tmp/bogonsv6 "${v6url}"
if [ "$proc_error" != "" ]; then
# Relaunch and sleep
sh /etc/rc.update_bogons.sh &
exit
fi
BOGON_V4_CKSUM=`/usr/bin/fetch -q -o - "${v4urlcksum}" | awk '{ print $4 }'`
ON_DISK_V4_CKSUM=`md5 /tmp/bogons | awk '{ print $4 }'`
BOGON_V6_CKSUM=`/usr/bin/fetch -q -o - "${v6urlcksum}" | awk '{ print $4 }'`
ON_DISK_V6_CKSUM=`md5 /tmp/bogonsv6 | awk '{ print $4 }'`
if [ "$BOGON_V4_CKSUM" = "$ON_DISK_V4_CKSUM" ] || [ "$BOGON_V6_CKSUM" = "$ON_DISK_V6_CKSUM" ]; then
# At least one of the downloaded checksums matches, so mount RW
/etc/rc.conf_mount_rw
MAXENTRIES=`pfctl -s memory | awk '/table-entries/ { print $4 }'`
if [ "$BOGON_V4_CKSUM" = "$ON_DISK_V4_CKSUM" ]; then
egrep -v "^192.168.0.0/16|^172.16.0.0/12|^10.0.0.0/8" /tmp/bogons > /etc/bogons
RESULT=`/sbin/pfctl -t bogons -T replace -f /etc/bogons 2>&1`
echo "$RESULT" |awk '{ print "Bogons V4 file downloaded: " $0 }' | logger
rm /tmp/bogons
else
echo "Could not download ${v4url} (checksum mismatch)" | logger
checksum_error="true"
fi
if [ "$BOGON_V6_CKSUM" = "$ON_DISK_V6_CKSUM" ]; then
LINES=`wc -l /tmp/bogonsv6 | awk '{ print $1 }'`
if [ $MAXENTRIES -gt $((2*LINES)) ]; then
egrep -v "^fc00::/7" /tmp/bogonsv6 > /etc/bogonsv6
RESULT=`/sbin/pfctl -t bogonsv6 -T replace -f /etc/bogonsv6 2>&1`
echo "$RESULT" |awk '{ print "Bogons V6 file downloaded: " $0 }' | logger
fi
rm /tmp/bogonsv6
else
echo "Could not download ${v6url} (checksum mismatch)" | logger
checksum_error="true"
fi
# We mounted RW, so switch back to RO
/etc/rc.conf_mount_ro
fi
if [ "$checksum_error" != "" ]; then
# Relaunch and sleep
sh /etc/rc.update_bogons.sh &
exit
fi
echo "rc.update_bogons.sh is ending the update cycle." | logger
|
