| #!/bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # |
| # Test bridge VLAN range grouping. VLANs are collapsed into a range entry in |
| # the dump if they have the same per-VLAN options. These tests verify that |
| # VLANs with different per-VLAN option values are not grouped together. |
| |
| # shellcheck disable=SC1091,SC2034,SC2154,SC2317 |
| source lib.sh |
| |
| ALL_TESTS=" |
| vlan_range_neigh_suppress |
| vlan_range_mcast_max_groups |
| vlan_range_mcast_n_groups |
| vlan_range_mcast_enabled |
| " |
| |
| setup_prepare() |
| { |
| setup_ns NS |
| defer cleanup_all_ns |
| |
| ip -n "$NS" link add name br0 type bridge vlan_filtering 1 \ |
| vlan_default_pvid 0 mcast_snooping 1 mcast_vlan_snooping 1 |
| ip -n "$NS" link set dev br0 up |
| |
| ip -n "$NS" link add name dummy0 type dummy |
| ip -n "$NS" link set dev dummy0 master br0 |
| ip -n "$NS" link set dev dummy0 up |
| } |
| |
| vlan_range_neigh_suppress() |
| { |
| RET=0 |
| |
| # Add two new consecutive VLANs for range grouping test |
| bridge -n "$NS" vlan add vid 10 dev dummy0 |
| defer bridge -n "$NS" vlan del vid 10 dev dummy0 |
| |
| bridge -n "$NS" vlan add vid 11 dev dummy0 |
| defer bridge -n "$NS" vlan del vid 11 dev dummy0 |
| |
| # Configure different neigh_suppress values and verify no range grouping |
| bridge -n "$NS" vlan set vid 10 dev dummy0 neigh_suppress on |
| check_err $? "Failed to set neigh_suppress for VLAN 10" |
| |
| bridge -n "$NS" vlan set vid 11 dev dummy0 neigh_suppress off |
| check_err $? "Failed to set neigh_suppress for VLAN 11" |
| |
| # Verify VLANs are not shown as a range, but individual entries exist |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -q "10-11" |
| check_fail $? "VLANs with different neigh_suppress incorrectly grouped" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -Eq "^\S+\s+10$|^\s+10$" |
| check_err $? "VLAN 10 individual entry not found" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -Eq "^\S+\s+11$|^\s+11$" |
| check_err $? "VLAN 11 individual entry not found" |
| |
| # Configure same neigh_suppress value and verify range grouping |
| bridge -n "$NS" vlan set vid 11 dev dummy0 neigh_suppress on |
| check_err $? "Failed to set neigh_suppress for VLAN 11" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -q "10-11" |
| check_err $? "VLANs with same neigh_suppress not grouped" |
| |
| log_test "VLAN range grouping with neigh_suppress" |
| } |
| |
| vlan_range_mcast_max_groups() |
| { |
| RET=0 |
| |
| # Add two new consecutive VLANs for range grouping test |
| bridge -n "$NS" vlan add vid 10 dev dummy0 |
| defer bridge -n "$NS" vlan del vid 10 dev dummy0 |
| |
| bridge -n "$NS" vlan add vid 11 dev dummy0 |
| defer bridge -n "$NS" vlan del vid 11 dev dummy0 |
| |
| # Configure different mcast_max_groups values and verify no range grouping |
| bridge -n "$NS" vlan set vid 10 dev dummy0 mcast_max_groups 100 |
| check_err $? "Failed to set mcast_max_groups for VLAN 10" |
| |
| bridge -n "$NS" vlan set vid 11 dev dummy0 mcast_max_groups 200 |
| check_err $? "Failed to set mcast_max_groups for VLAN 11" |
| |
| # Verify VLANs are not shown as a range, but individual entries exist |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -q "10-11" |
| check_fail $? "VLANs with different mcast_max_groups incorrectly grouped" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -Eq "^\S+\s+10$|^\s+10$" |
| check_err $? "VLAN 10 individual entry not found" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -Eq "^\S+\s+11$|^\s+11$" |
| check_err $? "VLAN 11 individual entry not found" |
| |
| # Configure same mcast_max_groups value and verify range grouping |
| bridge -n "$NS" vlan set vid 11 dev dummy0 mcast_max_groups 100 |
| check_err $? "Failed to set mcast_max_groups for VLAN 11" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -q "10-11" |
| check_err $? "VLANs with same mcast_max_groups not grouped" |
| |
| log_test "VLAN range grouping with mcast_max_groups" |
| } |
| |
| vlan_range_mcast_n_groups() |
| { |
| RET=0 |
| |
| # Add two new consecutive VLANs for range grouping test |
| bridge -n "$NS" vlan add vid 10 dev dummy0 |
| defer bridge -n "$NS" vlan del vid 10 dev dummy0 |
| |
| bridge -n "$NS" vlan add vid 11 dev dummy0 |
| defer bridge -n "$NS" vlan del vid 11 dev dummy0 |
| |
| # Add different numbers of multicast groups to each VLAN |
| bridge -n "$NS" mdb add dev br0 port dummy0 grp 239.1.1.1 vid 10 |
| check_err $? "Failed to add mdb entry to VLAN 10" |
| defer bridge -n "$NS" mdb del dev br0 port dummy0 grp 239.1.1.1 vid 10 |
| |
| bridge -n "$NS" mdb add dev br0 port dummy0 grp 239.1.1.2 vid 10 |
| check_err $? "Failed to add second mdb entry to VLAN 10" |
| defer bridge -n "$NS" mdb del dev br0 port dummy0 grp 239.1.1.2 vid 10 |
| |
| bridge -n "$NS" mdb add dev br0 port dummy0 grp 239.1.1.1 vid 11 |
| check_err $? "Failed to add mdb entry to VLAN 11" |
| defer bridge -n "$NS" mdb del dev br0 port dummy0 grp 239.1.1.1 vid 11 |
| |
| # Verify VLANs are not shown as a range due to different mcast_n_groups |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -q "10-11" |
| check_fail $? "VLANs with different mcast_n_groups incorrectly grouped" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -Eq "^\S+\s+10$|^\s+10$" |
| check_err $? "VLAN 10 individual entry not found" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -Eq "^\S+\s+11$|^\s+11$" |
| check_err $? "VLAN 11 individual entry not found" |
| |
| # Add another group to VLAN 11 to match VLAN 10's count |
| bridge -n "$NS" mdb add dev br0 port dummy0 grp 239.1.1.2 vid 11 |
| check_err $? "Failed to add second mdb entry to VLAN 11" |
| defer bridge -n "$NS" mdb del dev br0 port dummy0 grp 239.1.1.2 vid 11 |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -q "10-11" |
| check_err $? "VLANs with same mcast_n_groups not grouped" |
| |
| log_test "VLAN range grouping with mcast_n_groups" |
| } |
| |
| vlan_range_mcast_enabled() |
| { |
| RET=0 |
| |
| # Add two new consecutive VLANs for range grouping test |
| bridge -n "$NS" vlan add vid 10 dev br0 self |
| defer bridge -n "$NS" vlan del vid 10 dev br0 self |
| |
| bridge -n "$NS" vlan add vid 11 dev br0 self |
| defer bridge -n "$NS" vlan del vid 11 dev br0 self |
| |
| bridge -n "$NS" vlan add vid 10 dev dummy0 |
| defer bridge -n "$NS" vlan del vid 10 dev dummy0 |
| |
| bridge -n "$NS" vlan add vid 11 dev dummy0 |
| defer bridge -n "$NS" vlan del vid 11 dev dummy0 |
| |
| # Configure different mcast_snooping for bridge VLANs |
| # Port VLANs inherit BR_VLFLAG_MCAST_ENABLED from bridge VLANs |
| bridge -n "$NS" vlan global set dev br0 vid 10 mcast_snooping 1 |
| bridge -n "$NS" vlan global set dev br0 vid 11 mcast_snooping 0 |
| |
| # Verify port VLANs are not grouped due to different mcast_enabled |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -q "10-11" |
| check_fail $? "VLANs with different mcast_enabled incorrectly grouped" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -Eq "^\S+\s+10$|^\s+10$" |
| check_err $? "VLAN 10 individual entry not found" |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -Eq "^\S+\s+11$|^\s+11$" |
| check_err $? "VLAN 11 individual entry not found" |
| |
| # Configure same mcast_snooping and verify range grouping |
| bridge -n "$NS" vlan global set dev br0 vid 11 mcast_snooping 1 |
| |
| bridge -n "$NS" -d vlan show dev dummy0 | grep -q "10-11" |
| check_err $? "VLANs with same mcast_enabled not grouped" |
| |
| log_test "VLAN range grouping with mcast_enabled" |
| } |
| |
| # Verify the newest tested option is supported |
| if ! bridge vlan help 2>&1 | grep -q "neigh_suppress"; then |
| echo "SKIP: iproute2 too old, missing per-VLAN neighbor suppression support" |
| exit "$ksft_skip" |
| fi |
| |
| trap defer_scopes_cleanup EXIT |
| setup_prepare |
| tests_run |
| |
| exit "$EXIT_STATUS" |
