| #!/bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| |
| # This test uses standard topology for testing gretap. See |
| # ../../../net/forwarding/mirror_gre_topo_lib.sh for more details. |
| # |
| # Test offloading various features of offloading gretap mirrors specific to |
| # mlxsw. |
| |
| lib_dir=$(dirname $0)/../../../net/forwarding |
| |
| NUM_NETIFS=6 |
| source $lib_dir/lib.sh |
| source $lib_dir/mirror_lib.sh |
| source $lib_dir/mirror_gre_lib.sh |
| source $lib_dir/mirror_gre_topo_lib.sh |
| |
| setup_keyful() |
| { |
| tunnel_create gt6-key ip6gretap 2001:db8:3::1 2001:db8:3::2 \ |
| ttl 100 tos inherit allow-localremote \ |
| key 1234 |
| |
| tunnel_create h3-gt6-key ip6gretap 2001:db8:3::2 2001:db8:3::1 \ |
| key 1234 |
| ip link set h3-gt6-key vrf v$h3 |
| matchall_sink_create h3-gt6-key |
| |
| ip address add dev $swp3 2001:db8:3::1/64 |
| ip address add dev $h3 2001:db8:3::2/64 |
| } |
| |
| cleanup_keyful() |
| { |
| ip address del dev $h3 2001:db8:3::2/64 |
| ip address del dev $swp3 2001:db8:3::1/64 |
| |
| tunnel_destroy h3-gt6-key |
| tunnel_destroy gt6-key |
| } |
| |
| setup_soft() |
| { |
| # Set up a topology for testing underlay routes that point at an |
| # unsupported soft device. |
| |
| tunnel_create gt6-soft ip6gretap 2001:db8:4::1 2001:db8:4::2 \ |
| ttl 100 tos inherit allow-localremote |
| |
| tunnel_create h3-gt6-soft ip6gretap 2001:db8:4::2 2001:db8:4::1 |
| ip link set h3-gt6-soft vrf v$h3 |
| matchall_sink_create h3-gt6-soft |
| |
| ip link add name v1 type veth peer name v2 |
| ip link set dev v1 up |
| ip address add dev v1 2001:db8:4::1/64 |
| |
| ip link set dev v2 vrf v$h3 |
| ip link set dev v2 up |
| ip address add dev v2 2001:db8:4::2/64 |
| } |
| |
| cleanup_soft() |
| { |
| ip link del dev v1 |
| |
| tunnel_destroy h3-gt6-soft |
| tunnel_destroy gt6-soft |
| } |
| |
| setup_prepare() |
| { |
| h1=${NETIFS[p1]} |
| swp1=${NETIFS[p2]} |
| |
| swp2=${NETIFS[p3]} |
| h2=${NETIFS[p4]} |
| |
| swp3=${NETIFS[p5]} |
| h3=${NETIFS[p6]} |
| |
| vrf_prepare |
| mirror_gre_topo_create |
| |
| ip address add dev $swp3 2001:db8:2::1/64 |
| ip address add dev $h3 2001:db8:2::2/64 |
| |
| ip address add dev $swp3 192.0.2.129/28 |
| ip address add dev $h3 192.0.2.130/28 |
| |
| setup_keyful |
| setup_soft |
| } |
| |
| cleanup() |
| { |
| pre_cleanup |
| |
| cleanup_soft |
| cleanup_keyful |
| |
| ip address del dev $h3 2001:db8:2::2/64 |
| ip address del dev $swp3 2001:db8:2::1/64 |
| |
| ip address del dev $h3 192.0.2.130/28 |
| ip address del dev $swp3 192.0.2.129/28 |
| |
| mirror_gre_topo_destroy |
| vrf_cleanup |
| } |
| |
| test_span_gre_ttl_inherit() |
| { |
| local tundev=$1; shift |
| local type=$1; shift |
| local what=$1; shift |
| |
| RET=0 |
| |
| ip link set dev $tundev type $type ttl inherit |
| mirror_install $swp1 ingress $tundev "matchall $tcflags" |
| fail_test_span_gre_dir $tundev ingress |
| |
| ip link set dev $tundev type $type ttl 100 |
| |
| quick_test_span_gre_dir $tundev ingress |
| mirror_uninstall $swp1 ingress |
| |
| log_test "$what: no offload on TTL of inherit ($tcflags)" |
| } |
| |
| test_span_gre_tos_fixed() |
| { |
| local tundev=$1; shift |
| local type=$1; shift |
| local what=$1; shift |
| |
| RET=0 |
| |
| ip link set dev $tundev type $type tos 0x10 |
| mirror_install $swp1 ingress $tundev "matchall $tcflags" |
| fail_test_span_gre_dir $tundev ingress |
| |
| ip link set dev $tundev type $type tos inherit |
| quick_test_span_gre_dir $tundev ingress |
| mirror_uninstall $swp1 ingress |
| |
| log_test "$what: no offload on a fixed TOS ($tcflags)" |
| } |
| |
| test_span_failable() |
| { |
| local should_fail=$1; shift |
| local tundev=$1; shift |
| local what=$1; shift |
| |
| RET=0 |
| |
| mirror_install $swp1 ingress $tundev "matchall $tcflags" |
| if ((should_fail)); then |
| fail_test_span_gre_dir $tundev ingress |
| else |
| quick_test_span_gre_dir $tundev ingress |
| fi |
| mirror_uninstall $swp1 ingress |
| |
| log_test "$what: should_fail=$should_fail ($tcflags)" |
| } |
| |
| test_failable() |
| { |
| local should_fail=$1; shift |
| |
| test_span_failable $should_fail gt6-key "mirror to keyful gretap" |
| test_span_failable $should_fail gt6-soft "mirror to gretap w/ soft underlay" |
| } |
| |
| test_sw() |
| { |
| slow_path_trap_install $swp1 ingress |
| slow_path_trap_install $swp1 egress |
| |
| test_failable 0 |
| |
| slow_path_trap_uninstall $swp1 egress |
| slow_path_trap_uninstall $swp1 ingress |
| } |
| |
| test_hw() |
| { |
| test_failable 1 |
| |
| test_span_gre_tos_fixed gt4 gretap "mirror to gretap" |
| test_span_gre_tos_fixed gt6 ip6gretap "mirror to ip6gretap" |
| |
| test_span_gre_ttl_inherit gt4 gretap "mirror to gretap" |
| test_span_gre_ttl_inherit gt6 ip6gretap "mirror to ip6gretap" |
| } |
| |
| trap cleanup EXIT |
| |
| setup_prepare |
| setup_wait |
| |
| if ! tc_offload_check; then |
| check_err 1 "Could not test offloaded functionality" |
| log_test "mlxsw-specific tests for mirror to gretap" |
| exit |
| fi |
| |
| tcflags="skip_hw" |
| test_sw |
| |
| tcflags="skip_sw" |
| test_hw |
| |
| exit $EXIT_STATUS |
