blob: b244d14ea70f70785da75bcee8d6ae5193780fe9 (
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
|
#!/bin/bash
set -e
tmpfile=$(mktemp)
if [ ! -w $tmpfile ] ; then
echo "Failed to create tmp file" >&2
exit 0
fi
trap "rm -rf $tmpfile" EXIT # cleanup if aborted
RULESET="table inet filter {
chain ssh {
type filter hook input priority 0; policy accept;
tcp dport ssh accept;
}
}
table inet filter {
chain input {
type filter hook input priority 1; policy accept;
}
}"
echo "$RULESET" > $tmpfile
$NFT -f $tmpfile
if [ $? -ne 0 ] ; then
echo "E: unable to load good ruleset" >&2
exit 1
fi
|
