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tests/sys/netpfil/pf/fragmentation.sh
| Show First 20 Lines • Show All 135 Lines • ▼ Show 20 Lines | $(atf_get_srcdir)/CVE-2019-5597.py \ | ||||
| 2001:db8:43::3 | 2001:db8:43::3 | ||||
| } | } | ||||
| v6_cleanup() | v6_cleanup() | ||||
| { | { | ||||
| pft_cleanup | pft_cleanup | ||||
| } | } | ||||
| atf_test_case "mtu_diff" "cleanup" | |||||
| mtu_diff_head() | |||||
| { | |||||
| atf_set descr 'Test reassembly across different MTUs, PR #255432' | |||||
| atf_set require.user root | |||||
| } | |||||
| mtu_diff_body() | |||||
| { | |||||
| pft_init | |||||
| epair_small=$(vnet_mkepair) | |||||
| epair_large=$(vnet_mkepair) | |||||
| vnet_mkjail first ${epair_small}b ${epair_large}a | |||||
| vnet_mkjail second ${epair_large}b | |||||
| ifconfig ${epair_small}a 192.0.2.1/25 up | |||||
| jexec first ifconfig ${epair_small}b 192.0.2.2/25 up | |||||
| jexec first sysctl net.inet.ip.forwarding=1 | |||||
| jexec first ifconfig ${epair_large}a 192.0.2.130/25 up | |||||
| jexec first ifconfig ${epair_large}a mtu 9000 | |||||
| jexec second ifconfig ${epair_large}b 192.0.2.131/25 up | |||||
| jexec second ifconfig ${epair_large}b mtu 9000 | |||||
| jexec second route add default 192.0.2.130 | |||||
| route add 192.0.2.128/25 192.0.2.2 | |||||
| jexec first pfctl -e | |||||
| pft_set_rules first \ | |||||
| "scrub all fragment reassemble" | |||||
| # Sanity checks | |||||
| atf_check -s exit:0 -o ignore ping -c 1 192.0.2.2 | |||||
| atf_check -s exit:0 -o ignore ping -c 1 192.0.2.130 | |||||
| atf_check -s exit:0 -o ignore ping -c 1 192.0.2.131 | |||||
| # Large packet that'll get reassembled and sent out in one on the large | |||||
| # epair | |||||
| atf_check -s exit:0 -o ignore ping -c 1 -s 8000 192.0.2.131 | |||||
| } | |||||
| mtu_diff_cleanup() | |||||
| { | |||||
| pft_cleanup | |||||
| } | |||||
| atf_init_test_cases() | atf_init_test_cases() | ||||
| { | { | ||||
| atf_add_test_case "too_many_fragments" | atf_add_test_case "too_many_fragments" | ||||
| atf_add_test_case "v6" | atf_add_test_case "v6" | ||||
| atf_add_test_case "mtu_diff" | |||||
| } | } | ||||