new file mode 100755
@@ -0,0 +1,67 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# The script runs the sender at the root namespace, and
+# the receiver at the namespace at_ns0, with different mode
+# 1. XDP_DROP
+# 2. XDP_TX
+# 3. XDP_PASS
+# 4. XDP_REDIRECT
+# 5. Generic XDP
+
+XDPSOCK=./xdpsock
+XDP_RXQ_INFO=./xdp_rxq_info
+
+ip netns add at_ns0
+ip link add p0 type veth peer name p1
+ip link set p0 netns at_ns0
+ip link set dev p1 up
+ip netns exec at_ns0 ip link set dev p0 up
+
+# send at root namespace
+test_xdp_drop()
+{
+ echo "[Peer] XDP_DROP"
+ ip netns exec at_ns0 $XDP_RXQ_INFO --dev p0 --action XDP_DROP &
+ $XDPSOCK -i p1 -t -N -z &> /tmp/t &> /dev/null &
+}
+
+test_xdp_pass()
+{
+ echo "[Peer] XDP_PASS"
+ ip netns exec at_ns0 $XDP_RXQ_INFO --dev p0 --action XDP_PASS &
+ $XDPSOCK -i p1 -t -N -z &> /tmp/t &> /dev/null &
+}
+
+test_xdp_tx()
+{
+ echo "[Peer] XDP_TX"
+ ip netns exec at_ns0 $XDP_RXQ_INFO --dev p0 --action XDP_TX &
+ $XDPSOCK -i p1 -t -N -z &> /tmp/t &> /dev/null &
+}
+
+test_generic_xdp()
+{
+ echo "[Peer] Generic XDP"
+ ip netns exec at_ns0 $XDPSOCK -i p0 -r -S &
+ $XDPSOCK -i p1 -t -N -z &> /tmp/t &> /dev/null &
+}
+
+test_xdp_redirect()
+{
+ echo "[Peer] XDP_REDIRECT"
+ ip netns exec at_ns0 $XDPSOCK -i p0 -r -N &
+ $XDPSOCK -i p1 -t -N -z &> /tmp/t &> /dev/null &
+}
+
+cleanup() {
+ killall xdpsock
+ killall xdp_rxq_info
+ ip netns del at_ns0
+ ip link del p1
+}
+
+trap cleanup 0 3 6
+
+test_xdp_drop
+cleanup
Add example use cases for AF_XDP socket on two namespaces. The script runs sender at the root namespace, and receiver at the at_ns0 namespace with different XDP actions. Signed-off-by: William Tu <u9012063@gmail.com> --- samples/bpf/test_veth_afxdp.sh | 67 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100755 samples/bpf/test_veth_afxdp.sh