1#	$OpenBSD
2#	Placed in the Public Domain.
3
4tid="penalties"
5
6grep -vi PerSourcePenalties $OBJ/sshd_config > $OBJ/sshd_config.bak
7cp $OBJ/authorized_keys_${USER} $OBJ/authorized_keys_${USER}.bak
8
9conf() {
10	test -z "$PIDFILE" || stop_sshd
11	(cat $OBJ/sshd_config.bak ;
12	 echo "PerSourcePenalties $@") > $OBJ/sshd_config
13	cp $OBJ/authorized_keys_${USER}.bak $OBJ/authorized_keys_${USER}
14	start_sshd
15}
16
17conf "authfail:300s min:350s max:900s"
18
19verbose "test connect"
20${SSH} -F $OBJ/ssh_config somehost true || fatal "basic connect failed"
21
22verbose "penalty for authentication failure"
23
24# Fail authentication once
25cat /dev/null > $OBJ/authorized_keys_${USER}
26${SSH} -F $OBJ/ssh_config somehost true && fatal "noauth connect succeeded"
27cp $OBJ/authorized_keys_${USER}.bak $OBJ/authorized_keys_${USER}
28sleep 2
29
30# Should be below penalty threshold
31${SSH} -F $OBJ/ssh_config somehost true || fatal "authfail not expired"
32sleep 2
33
34# Fail authentication again; penalty should activate
35cat /dev/null > $OBJ/authorized_keys_${USER}
36${SSH} -F $OBJ/ssh_config somehost true && fatal "noauth connect succeeded"
37cp $OBJ/authorized_keys_${USER}.bak $OBJ/authorized_keys_${USER}
38sleep 2
39
40# These should be refused by the active penalty
41${SSH} -F $OBJ/ssh_config somehost true && fail "authfail not rejected"
42${SSH} -F $OBJ/ssh_config somehost true && fail "repeat authfail not rejected"
43
44conf "noauth:100s"
45${SSH} -F $OBJ/ssh_config somehost true || fatal "basic connect failed"
46verbose "penalty for no authentication"
47${SSHKEYSCAN} -t ssh-ed25519 -p $PORT 127.0.0.1 >/dev/null || fatal "keyscan failed"
48sleep 2
49
50# Repeat attempt should be penalised
51${SSHKEYSCAN} -t ssh-ed25519 -p $PORT 127.0.0.1 >/dev/null 2>&1 && fail "keyscan not rejected"
52
53