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#!/bin/bash # SPDX-License-Identifier: GPL-2.0 # xdping tests # Here we setup and teardown configuration required to run # xdping, exercising its options. # # Setup is similar to test_tunnel tests but without the tunnel. # # Topology: # --------- # root namespace | tc_ns0 namespace # | # ---------- | ---------- # | veth1 | --------- | veth0 | # ---------- peer ---------- # # Device Configuration # -------------------- # Root namespace with BPF # Device names and addresses: # veth1 IP: 10.1.1.200 # xdp added to veth1, xdpings originate from here. # # Namespace tc_ns0 with BPF # Device names and addresses: # veth0 IPv4: 10.1.1.100 # For some tests xdping run in server mode here. # readonly TARGET_IP="10.1.1.100" readonly TARGET_NS="xdp_ns0" readonly LOCAL_IP="10.1.1.200" setup() { ip netns add $TARGET_NS ip link add veth0 type veth peer name veth1 ip link set veth0 netns $TARGET_NS ip netns exec $TARGET_NS ip addr add ${TARGET_IP}/24 dev veth0 ip addr add ${LOCAL_IP}/24 dev veth1 ip netns exec $TARGET_NS ip link set veth0 up ip link set veth1 up } cleanup() { set +e ip netns delete $TARGET_NS 2>/dev/null ip link del veth1 2>/dev/null if [[ $server_pid -ne 0 ]]; then kill -TERM $server_pid fi } test() { client_args="$1" server_args="$2" echo "Test client args '$client_args'; server args '$server_args'" server_pid=0 if [[ -n "$server_args" ]]; then ip netns exec $TARGET_NS ./xdping $server_args & server_pid=$! sleep 10 fi ./xdping $client_args $TARGET_IP if [[ $server_pid -ne 0 ]]; then kill -TERM $server_pid server_pid=0 fi echo "Test client args '$client_args'; server args '$server_args': PASS" } set -e server_pid=0 trap cleanup EXIT setup for server_args in "" "-I veth0 -s -S" ; do # client in skb mode client_args="-I veth1 -S" test "$client_args" "$server_args" # client with count of 10 RTT measurements. client_args="-I veth1 -S -c 10" test "$client_args" "$server_args" done echo "OK. All tests passed" exit 0
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