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-rwxr-xr-xtools/testing/selftests/net/forwarding/tc_flower.sh344
1 files changed, 343 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/forwarding/tc_flower.sh b/tools/testing/selftests/net/forwarding/tc_flower.sh
index 058c746ee300..683711f41aa9 100755
--- a/tools/testing/selftests/net/forwarding/tc_flower.sh
+++ b/tools/testing/selftests/net/forwarding/tc_flower.sh
@@ -3,7 +3,10 @@
ALL_TESTS="match_dst_mac_test match_src_mac_test match_dst_ip_test \
match_src_ip_test match_ip_flags_test match_pcp_test match_vlan_test \
- match_ip_tos_test match_indev_test"
+ match_ip_tos_test match_indev_test match_ip_ttl_test
+ match_mpls_label_test \
+ match_mpls_tc_test match_mpls_bos_test match_mpls_ttl_test \
+ match_mpls_lse_test"
NUM_NETIFS=2
source tc_common.sh
source lib.sh
@@ -310,6 +313,42 @@ match_ip_tos_test()
log_test "ip_tos match ($tcflags)"
}
+match_ip_ttl_test()
+{
+ RET=0
+
+ tc filter add dev $h2 ingress protocol ip pref 1 handle 101 flower \
+ $tcflags dst_ip 192.0.2.2 ip_ttl 63 action drop
+ tc filter add dev $h2 ingress protocol ip pref 2 handle 102 flower \
+ $tcflags dst_ip 192.0.2.2 action drop
+
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
+ -t ip "ttl=63" -q
+
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
+ -t ip "ttl=63,mf,frag=256" -q
+
+ tc_check_packets "dev $h2 ingress" 102 1
+ check_fail $? "Matched on the wrong filter (no check on ttl)"
+
+ tc_check_packets "dev $h2 ingress" 101 2
+ check_err $? "Did not match on correct filter (ttl=63)"
+
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
+ -t ip "ttl=255" -q
+
+ tc_check_packets "dev $h2 ingress" 101 3
+ check_fail $? "Matched on a wrong filter (ttl=63)"
+
+ tc_check_packets "dev $h2 ingress" 102 1
+ check_err $? "Did not match on correct filter (no check on ttl)"
+
+ tc filter del dev $h2 ingress protocol ip pref 2 handle 102 flower
+ tc filter del dev $h2 ingress protocol ip pref 1 handle 101 flower
+
+ log_test "ip_ttl match ($tcflags)"
+}
+
match_indev_test()
{
RET=0
@@ -334,6 +373,309 @@ match_indev_test()
log_test "indev match ($tcflags)"
}
+# Unfortunately, mausezahn can't build MPLS headers when used in L2
+# mode, so we have this function to build Label Stack Entries.
+mpls_lse()
+{
+ local label=$1
+ local tc=$2
+ local bos=$3
+ local ttl=$4
+
+ printf "%02x %02x %02x %02x" \
+ $((label >> 12)) \
+ $((label >> 4 & 0xff)) \
+ $((((label & 0xf) << 4) + (tc << 1) + bos)) \
+ $ttl
+}
+
+match_mpls_label_test()
+{
+ local ethtype="88 47"; readonly ethtype
+ local pkt
+
+ RET=0
+
+ check_tc_mpls_support $h2 || return 0
+
+ tc filter add dev $h2 ingress protocol mpls_uc pref 1 handle 101 \
+ flower $tcflags mpls_label 0 action drop
+ tc filter add dev $h2 ingress protocol mpls_uc pref 2 handle 102 \
+ flower $tcflags mpls_label 1048575 action drop
+
+ pkt="$ethtype $(mpls_lse 1048575 0 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_fail $? "Matched on a wrong filter (1048575)"
+
+ tc_check_packets "dev $h2 ingress" 102 1
+ check_err $? "Did not match on correct filter (1048575)"
+
+ pkt="$ethtype $(mpls_lse 0 0 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ tc_check_packets "dev $h2 ingress" 102 2
+ check_fail $? "Matched on a wrong filter (0)"
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_err $? "Did not match on correct filter (0)"
+
+ tc filter del dev $h2 ingress protocol mpls_uc pref 2 handle 102 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 1 handle 101 flower
+
+ log_test "mpls_label match ($tcflags)"
+}
+
+match_mpls_tc_test()
+{
+ local ethtype="88 47"; readonly ethtype
+ local pkt
+
+ RET=0
+
+ check_tc_mpls_support $h2 || return 0
+
+ tc filter add dev $h2 ingress protocol mpls_uc pref 1 handle 101 \
+ flower $tcflags mpls_tc 0 action drop
+ tc filter add dev $h2 ingress protocol mpls_uc pref 2 handle 102 \
+ flower $tcflags mpls_tc 7 action drop
+
+ pkt="$ethtype $(mpls_lse 0 7 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_fail $? "Matched on a wrong filter (7)"
+
+ tc_check_packets "dev $h2 ingress" 102 1
+ check_err $? "Did not match on correct filter (7)"
+
+ pkt="$ethtype $(mpls_lse 0 0 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ tc_check_packets "dev $h2 ingress" 102 2
+ check_fail $? "Matched on a wrong filter (0)"
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_err $? "Did not match on correct filter (0)"
+
+ tc filter del dev $h2 ingress protocol mpls_uc pref 2 handle 102 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 1 handle 101 flower
+
+ log_test "mpls_tc match ($tcflags)"
+}
+
+match_mpls_bos_test()
+{
+ local ethtype="88 47"; readonly ethtype
+ local pkt
+
+ RET=0
+
+ check_tc_mpls_support $h2 || return 0
+
+ tc filter add dev $h2 ingress protocol mpls_uc pref 1 handle 101 \
+ flower $tcflags mpls_bos 0 action drop
+ tc filter add dev $h2 ingress protocol mpls_uc pref 2 handle 102 \
+ flower $tcflags mpls_bos 1 action drop
+
+ pkt="$ethtype $(mpls_lse 0 0 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_fail $? "Matched on a wrong filter (1)"
+
+ tc_check_packets "dev $h2 ingress" 102 1
+ check_err $? "Did not match on correct filter (1)"
+
+ # Need to add a second label to properly mark the Bottom of Stack
+ pkt="$ethtype $(mpls_lse 0 0 0 255) $(mpls_lse 0 0 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ tc_check_packets "dev $h2 ingress" 102 2
+ check_fail $? "Matched on a wrong filter (0)"
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_err $? "Did not match on correct filter (0)"
+
+ tc filter del dev $h2 ingress protocol mpls_uc pref 2 handle 102 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 1 handle 101 flower
+
+ log_test "mpls_bos match ($tcflags)"
+}
+
+match_mpls_ttl_test()
+{
+ local ethtype="88 47"; readonly ethtype
+ local pkt
+
+ RET=0
+
+ check_tc_mpls_support $h2 || return 0
+
+ tc filter add dev $h2 ingress protocol mpls_uc pref 1 handle 101 \
+ flower $tcflags mpls_ttl 0 action drop
+ tc filter add dev $h2 ingress protocol mpls_uc pref 2 handle 102 \
+ flower $tcflags mpls_ttl 255 action drop
+
+ pkt="$ethtype $(mpls_lse 0 0 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_fail $? "Matched on a wrong filter (255)"
+
+ tc_check_packets "dev $h2 ingress" 102 1
+ check_err $? "Did not match on correct filter (255)"
+
+ pkt="$ethtype $(mpls_lse 0 0 1 0)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ tc_check_packets "dev $h2 ingress" 102 2
+ check_fail $? "Matched on a wrong filter (0)"
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_err $? "Did not match on correct filter (0)"
+
+ tc filter del dev $h2 ingress protocol mpls_uc pref 2 handle 102 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 1 handle 101 flower
+
+ log_test "mpls_ttl match ($tcflags)"
+}
+
+match_mpls_lse_test()
+{
+ local ethtype="88 47"; readonly ethtype
+ local pkt
+
+ RET=0
+
+ check_tc_mpls_lse_stats $h2 || return 0
+
+ # Match on first LSE (minimal values for each field)
+ tc filter add dev $h2 ingress protocol mpls_uc pref 1 handle 101 \
+ flower $tcflags mpls lse depth 1 label 0 action continue
+ tc filter add dev $h2 ingress protocol mpls_uc pref 2 handle 102 \
+ flower $tcflags mpls lse depth 1 tc 0 action continue
+ tc filter add dev $h2 ingress protocol mpls_uc pref 3 handle 103 \
+ flower $tcflags mpls lse depth 1 bos 0 action continue
+ tc filter add dev $h2 ingress protocol mpls_uc pref 4 handle 104 \
+ flower $tcflags mpls lse depth 1 ttl 0 action continue
+
+ # Match on second LSE (maximal values for each field)
+ tc filter add dev $h2 ingress protocol mpls_uc pref 5 handle 105 \
+ flower $tcflags mpls lse depth 2 label 1048575 action continue
+ tc filter add dev $h2 ingress protocol mpls_uc pref 6 handle 106 \
+ flower $tcflags mpls lse depth 2 tc 7 action continue
+ tc filter add dev $h2 ingress protocol mpls_uc pref 7 handle 107 \
+ flower $tcflags mpls lse depth 2 bos 1 action continue
+ tc filter add dev $h2 ingress protocol mpls_uc pref 8 handle 108 \
+ flower $tcflags mpls lse depth 2 ttl 255 action continue
+
+ # Match on LSE depth
+ tc filter add dev $h2 ingress protocol mpls_uc pref 9 handle 109 \
+ flower $tcflags mpls lse depth 1 action continue
+ tc filter add dev $h2 ingress protocol mpls_uc pref 10 handle 110 \
+ flower $tcflags mpls lse depth 2 action continue
+ tc filter add dev $h2 ingress protocol mpls_uc pref 11 handle 111 \
+ flower $tcflags mpls lse depth 3 action continue
+
+ # Base packet, matched by all filters (except for stack depth 3)
+ pkt="$ethtype $(mpls_lse 0 0 0 0) $(mpls_lse 1048575 7 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Make a variant of the above packet, with a non-matching value
+ # for each LSE field
+
+ # Wrong label at depth 1
+ pkt="$ethtype $(mpls_lse 1 0 0 0) $(mpls_lse 1048575 7 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Wrong TC at depth 1
+ pkt="$ethtype $(mpls_lse 0 1 0 0) $(mpls_lse 1048575 7 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Wrong BOS at depth 1 (not adding a second LSE here since BOS is set
+ # in the first label, so anything that'd follow wouldn't be considered)
+ pkt="$ethtype $(mpls_lse 0 0 1 0)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Wrong TTL at depth 1
+ pkt="$ethtype $(mpls_lse 0 0 0 1) $(mpls_lse 1048575 7 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Wrong label at depth 2
+ pkt="$ethtype $(mpls_lse 0 0 0 0) $(mpls_lse 1048574 7 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Wrong TC at depth 2
+ pkt="$ethtype $(mpls_lse 0 0 0 0) $(mpls_lse 1048575 6 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Wrong BOS at depth 2 (adding a third LSE here since BOS isn't set in
+ # the second label)
+ pkt="$ethtype $(mpls_lse 0 0 0 0) $(mpls_lse 1048575 7 0 255)"
+ pkt="$pkt $(mpls_lse 0 0 1 255)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Wrong TTL at depth 2
+ pkt="$ethtype $(mpls_lse 0 0 0 0) $(mpls_lse 1048575 7 1 254)"
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
+
+ # Filters working at depth 1 should match all packets but one
+
+ tc_check_packets "dev $h2 ingress" 101 8
+ check_err $? "Did not match on correct filter"
+
+ tc_check_packets "dev $h2 ingress" 102 8
+ check_err $? "Did not match on correct filter"
+
+ tc_check_packets "dev $h2 ingress" 103 8
+ check_err $? "Did not match on correct filter"
+
+ tc_check_packets "dev $h2 ingress" 104 8
+ check_err $? "Did not match on correct filter"
+
+ # Filters working at depth 2 should match all packets but two (because
+ # of the test packet where the label stack depth is just one)
+
+ tc_check_packets "dev $h2 ingress" 105 7
+ check_err $? "Did not match on correct filter"
+
+ tc_check_packets "dev $h2 ingress" 106 7
+ check_err $? "Did not match on correct filter"
+
+ tc_check_packets "dev $h2 ingress" 107 7
+ check_err $? "Did not match on correct filter"
+
+ tc_check_packets "dev $h2 ingress" 108 7
+ check_err $? "Did not match on correct filter"
+
+ # Finally, verify the filters that only match on LSE depth
+
+ tc_check_packets "dev $h2 ingress" 109 9
+ check_err $? "Did not match on correct filter"
+
+ tc_check_packets "dev $h2 ingress" 110 8
+ check_err $? "Did not match on correct filter"
+
+ tc_check_packets "dev $h2 ingress" 111 1
+ check_err $? "Did not match on correct filter"
+
+ tc filter del dev $h2 ingress protocol mpls_uc pref 11 handle 111 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 10 handle 110 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 9 handle 109 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 8 handle 108 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 7 handle 107 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 6 handle 106 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 5 handle 105 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 4 handle 104 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 3 handle 103 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 2 handle 102 flower
+ tc filter del dev $h2 ingress protocol mpls_uc pref 1 handle 101 flower
+
+ log_test "mpls lse match ($tcflags)"
+}
+
setup_prepare()
{
h1=${NETIFS[p1]}
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-17 08:45:11 +0300