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test_vxlan_fdb_changelink.sh


products/Sources/formale Sprachen/C/Linux/tools/testing/selftests/net/test_vxlan_fdb_changelink.sh

#!/bin/bash # SPDX-License-Identifier: GPL-2.0 ALL_TESTS=" test_set_remote test_change_mc_remote " source lib.sh check_remotes() { local what=$1; shift local N=$(bridge fdb sh dev vx | grep 00:00:00:00:00:00 | wc -l) ((N == 2)) check_err $? "expected 2 remotes after $what, got $N" } # Check FDB default-remote handling across "ip link set". test_set_remote() { RET=0 ip_link_add vx up type vxlan id 2000 dstport 4789 bridge fdb ap dev vx 00:00:00:00:00:00 dst 192.0.2.20 self permanent bridge fdb ap dev vx 00:00:00:00:00:00 dst 192.0.2.30 self permanent check_remotes "fdb append" ip link set dev vx type vxlan remote 192.0.2.30 check_remotes "link set" log_test 'FDB default-remote handling across "ip link set"' } fmt_remote() { local addr=$1; shift if [[ $addr == 224.* ]]; then echo "group $addr" else echo "remote $addr" fi } change_remote() { local remote=$1; shift ip link set dev vx type vxlan $(fmt_remote $remote) dev v1 } check_membership() { local check_vec=("$@") local memberships memberships=$( netstat -n --groups | sed -n '/^v1\b/p' | grep -o '[^ ]*$' ) check_err $? "Couldn't obtain group memberships" local item for item in "${check_vec[@]}"; do eval "local $item" echo "$memberships" | grep -q "\b$group\b" check_err_fail $fail $? "$group is_ex reported in IGMP query response" done } test_change_mc_remote() { check_command netstat || return ip_link_add v1 up type veth peer name v2 ip_link_set_up v2 RET=0 ip_link_add vx up type vxlan dstport 4789 \ local 192.0.2.1 $(fmt_remote 224.1.1.1) dev v1 vni 1000 check_membership "group=224.1.1.1 fail=0" \ "group=224.1.1.2 fail=1" \ "group=224.1.1.3 fail=1" log_test "MC group report after VXLAN creation" RET=0 change_remote 224.1.1.2 check_membership "group=224.1.1.1 fail=1" \ "group=224.1.1.2 fail=0" \ "group=224.1.1.3 fail=1" log_test "MC group report after changing VXLAN remote MC->MC" RET=0 change_remote 192.0.2.2 check_membership "group=224.1.1.1 fail=1" \ "group=224.1.1.2 fail=1" \ "group=224.1.1.3 fail=1" log_test "MC group report after changing VXLAN remote MC->UC" } trap defer_scopes_cleanup EXIT tests_run exit $EXIT_STATUS

                                                                                                                                                                                                                                                                                                                                                                                                     

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