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selftests: mlxsw: Add a new test extack.sh
Add a testsuite dedicated to testing extack propagation and related functionality. Signed-off-by: Petr Machata <petrm@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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‎tools/testing/selftests/drivers/net/mlxsw/extack.sh

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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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#
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# Test operations that we expect to report extended ack.
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lib_dir=$(dirname $0)/../../../net/forwarding
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ALL_TESTS="
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netdev_pre_up_test
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"
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NUM_NETIFS=2
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source $lib_dir/lib.sh
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setup_prepare()
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{
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swp1=${NETIFS[p1]}
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swp2=${NETIFS[p2]}
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ip link set dev $swp1 up
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ip link set dev $swp2 up
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}
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cleanup()
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{
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pre_cleanup
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ip link set dev $swp2 down
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ip link set dev $swp1 down
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}
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netdev_pre_up_test()
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{
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RET=0
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ip link add name br1 up type bridge vlan_filtering 0 mcast_snooping 0
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ip link add name vx1 up type vxlan id 1000 \
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local 192.0.2.17 remote 192.0.2.18 \
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dstport 4789 nolearning noudpcsum tos inherit ttl 100
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ip link set dev vx1 master br1
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check_err $?
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ip link set dev $swp1 master br1
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check_err $?
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ip link add name br2 up type bridge vlan_filtering 0 mcast_snooping 0
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ip link add name vx2 up type vxlan id 2000 \
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local 192.0.2.17 remote 192.0.2.18 \
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dstport 4789 nolearning noudpcsum tos inherit ttl 100
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ip link set dev vx2 master br2
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check_err $?
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ip link set dev $swp2 master br2
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check_err $?
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# Unsupported configuration: mlxsw demands that all offloaded VXLAN
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# devices have the same TTL.
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ip link set dev vx2 down
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ip link set dev vx2 type vxlan ttl 200
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ip link set dev vx2 up &>/dev/null
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check_fail $?
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ip link set dev vx2 up 2>&1 >/dev/null | grep -q mlxsw_spectrum
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check_err $?
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log_test "extack - NETDEV_PRE_UP"
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ip link del dev vx2
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ip link del dev br2
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ip link del dev vx1
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ip link del dev br1
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}
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trap cleanup EXIT
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setup_prepare
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setup_wait
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tests_run
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exit $EXIT_STATUS

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