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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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963c94c95a
Add a new test script to the network selftests which tests getting and setting of layer 2 addresses through netlink, including the newly added support for setting a permaddr on netdevsim devices. Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Toke Høiland-Jørgensen <toke@redhat.com> Link: https://patch.msgid.link/20250710-netdevsim-perm_addr-v4-2-c9db2fecf3bf@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
60 lines
1.5 KiB
Bash
Executable File
60 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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source lib.sh
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set -o pipefail
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NSIM_ADDR=2025
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TEST_ADDR="d0:be:d0:be:d0:00"
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RET_CODE=0
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cleanup() {
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cleanup_netdevsim "$NSIM_ADDR"
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cleanup_ns "$NS"
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}
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trap cleanup EXIT
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fail() {
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echo "ERROR: ${1:-unexpected return code} (ret: $_)" >&2
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RET_CODE=1
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}
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get_addr()
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{
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local type="$1"
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local dev="$2"
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local ns="$3"
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ip -j -n "$ns" link show dev "$dev" | jq -er ".[0].$type"
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}
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setup_ns NS
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nsim=$(create_netdevsim $NSIM_ADDR "$NS")
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get_addr address "$nsim" "$NS" >/dev/null || fail "Couldn't get ether addr"
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get_addr broadcast "$nsim" "$NS" >/dev/null || fail "Couldn't get brd addr"
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get_addr permaddr "$nsim" "$NS" >/dev/null && fail "Found perm_addr without setting it"
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ip -n "$NS" link set dev "$nsim" address "$TEST_ADDR"
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ip -n "$NS" link set dev "$nsim" brd "$TEST_ADDR"
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[[ "$(get_addr address "$nsim" "$NS")" == "$TEST_ADDR" ]] || fail "Couldn't set ether addr"
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[[ "$(get_addr broadcast "$nsim" "$NS")" == "$TEST_ADDR" ]] || fail "Couldn't set brd addr"
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if create_netdevsim_port "$NSIM_ADDR" "$NS" 2 "FF:FF:FF:FF:FF:FF" 2>/dev/null; then
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fail "Created netdevsim with broadcast permaddr"
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fi
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nsim_port=$(create_netdevsim_port "$NSIM_ADDR" "$NS" 2 "$TEST_ADDR")
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get_addr address "$nsim_port" "$NS" >/dev/null || fail "Couldn't get ether addr"
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get_addr broadcast "$nsim_port" "$NS" >/dev/null || fail "Couldn't get brd addr"
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[[ "$(get_addr permaddr "$nsim_port" "$NS")" == "$TEST_ADDR" ]] || fail "Couldn't get permaddr"
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cleanup_netdevsim "$NSIM_ADDR" "$NS"
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exit $RET_CODE
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