Commit e01027ca authored by Zhu Yanjun's avatar Zhu Yanjun Committed by Leon Romanovsky
Browse files

RDMA/rxe: Add testcase for net namespace rxe 



Add 4 testcases for rxe with net namespace.

Reviewed-by: default avatarDavid Ahern <dsahern@kernel.org>
Signed-off-by: default avatarZhu Yanjun <yanjun.zhu@linux.dev>
Link: https://patch.msgid.link/20260313023058.13020-5-yanjun.zhu@linux.dev


Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent f1327abd

MAINTAINERS

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@@ -12555,6 +12555,7 @@ F: include/uapi/linux/if_infiniband.h 
F:	include/uapi/rdma/

F:	samples/bpf/ibumad_kern.c

F:	samples/bpf/ibumad_user.c

F:	tools/testing/selftests/rdma/









INGENIC JZ4780 NAND DRIVER









M:	Harvey Hunt <harveyhuntnexus@gmail.com>








@@ -24503,6 +24504,7 @@ L:	linux-rdma@vger.kernel.org







S:	Supported









F:	drivers/infiniband/sw/rxe/









F:	include/uapi/rdma/rdma_user_rxe.h









F:	tools/testing/selftests/rdma/rxe*

















SOFTLOGIC 6x10 MPEG CODEC









M:	Bluecherry Maintainers <maintainers@bluecherrydvr.com>

























tools/testing/selftests/Makefile



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@@ -94,6 +94,7 @@ TARGETS += proc







TARGETS += pstore









TARGETS += ptrace









TARGETS += openat2









TARGETS += rdma









TARGETS += resctrl









TARGETS += riscv









TARGETS += rlimits
































tools/testing/selftests/rdma/Makefile
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# SPDX-License-Identifier: GPL-2.0









TEST_PROGS := rxe_rping_between_netns.sh \









		rxe_ipv6.sh \









		rxe_socket_with_netns.sh \









		rxe_test_NETDEV_UNREGISTER.sh



















include ../lib.mk
























tools/testing/selftests/rdma/config
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CONFIG_TUN









CONFIG_VETH









CONFIG_RDMA_RXE
























tools/testing/selftests/rdma/rxe_ipv6.sh
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#!/bin/bash



















# Configuration









NS_NAME="net6"









VETH_HOST="veth0"









VETH_NS="veth1"









RXE_NAME="rxe6"









PORT=4791









IP6_ADDR="2001:db8::1/64"



















exec > /dev/null



















# Cleanup function to run on exit (even on failure)









cleanup() {









    ip netns del "$NS_NAME" 2>/dev/null









    modprobe -r rdma_rxe 2>/dev/null









    echo "Done."









}









trap cleanup EXIT



















# 1. Prerequisites check









for mod in tun veth rdma_rxe; do









    if ! modinfo "$mod" >/dev/null 2>&1; then









        echo "Error: Kernel module '$mod' not found."









        exit 1









    fi









done



















modprobe rdma_rxe



















# 2. Setup Namespace and Networking









echo "Setting up IPv6 network namespace..."









ip netns add "$NS_NAME"









ip link add "$VETH_HOST" type veth peer name "$VETH_NS"









ip link set "$VETH_NS" netns "$NS_NAME"









ip netns exec "$NS_NAME" ip addr add "$IP6_ADDR" dev "$VETH_NS"









ip netns exec "$NS_NAME" ip link set "$VETH_NS" up









ip link set "$VETH_HOST" up



















# 3. Add RDMA Link









echo "Adding RDMA RXE link..."









if ! ip netns exec "$NS_NAME" rdma link add "$RXE_NAME" type rxe netdev "$VETH_NS"; then









    echo "Error: Failed to create RXE link."









    exit 1









fi



















# 4. Verification: Port should be listening









# Using -H to skip headers and -q for quiet exit codes









if ! ip netns exec "$NS_NAME" ss -Hul6n sport = :$PORT | grep -q ":$PORT"; then









    echo "Error: UDP port $PORT is NOT listening after link creation."









    exit 1









fi









echo "Verified: Port $PORT is active."



















# 5. Removal and Verification









echo "Deleting RDMA link..."









ip netns exec "$NS_NAME" rdma link del "$RXE_NAME"



















if ip netns exec "$NS_NAME" ss -Hul6n sport = :$PORT | grep -q ":$PORT"; then









    echo "Error: UDP port $PORT still active after link deletion."









    exit 1









fi









echo "Verified: Port $PORT closed successfully."