3 . $(atf_get_srcdir)/utils.subr
5 atf_test_case "v4" "cleanup"
8 atf_set descr 'set-tos test'
9 atf_set require.user root
11 # We need scapy to be installed for out test scripts to work
12 atf_set require.progs scapy
19 epair_send=$(pft_mkepair)
20 ifconfig ${epair_send}a 192.0.2.1/24 up
22 epair_recv=$(pft_mkepair)
23 ifconfig ${epair_recv}a up
25 pft_mkjail alcatraz ${epair_send}b ${epair_recv}b
26 jexec alcatraz ifconfig ${epair_send}b 192.0.2.2/24 up
27 jexec alcatraz ifconfig ${epair_recv}b 198.51.100.2/24 up
28 jexec alcatraz sysctl net.inet.ip.forwarding=1
29 jexec alcatraz arp -s 198.51.100.3 00:01:02:03:04:05
30 route add -net 198.51.100.0/24 192.0.2.2
32 jexec alcatraz pfctl -e
34 # No change is done if not requested
35 pft_set_rules alcatraz "scrub out proto icmp"
36 atf_check -s exit:1 -o ignore $(atf_get_srcdir)/pft_ping.py \
37 --sendif ${epair_send}a \
39 --recvif ${epair_recv}a \
42 # The requested ToS is set
43 pft_set_rules alcatraz "scrub out proto icmp set-tos 42"
44 atf_check -s exit:0 $(atf_get_srcdir)/pft_ping.py \
45 --sendif ${epair_send}a \
47 --recvif ${epair_recv}a \
50 # ToS is not changed if the scrub rule does not match
51 pft_set_rules alcatraz "scrub out proto tcp set-tos 42"
52 atf_check -s exit:1 -o ignore $(atf_get_srcdir)/pft_ping.py \
53 --sendif ${epair_send}a \
55 --recvif ${epair_recv}a \
58 # Multiple scrub rules match as expected
59 pft_set_rules alcatraz "scrub out proto tcp set-tos 13" \
60 "scrub out proto icmp set-tos 14"
61 atf_check -s exit:0 $(atf_get_srcdir)/pft_ping.py \
62 --sendif ${epair_send}a \
64 --recvif ${epair_recv}a \
67 # And this works even if the packet already has ToS values set
68 atf_check -s exit:0 $(atf_get_srcdir)/pft_ping.py \
69 --sendif ${epair_send}a \
71 --recvif ${epair_recv}a \
75 # ToS values are unmolested if the packets do not match a scrub rule
76 pft_set_rules alcatraz "scrub out proto tcp set-tos 13"
77 atf_check -s exit:0 $(atf_get_srcdir)/pft_ping.py \
78 --sendif ${epair_send}a \
80 --recvif ${epair_recv}a \
92 atf_add_test_case "v4"