66 lines
1.7 KiB
Bash
Executable File
66 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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# Configuration
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NS_NAME="net6"
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VETH_HOST="veth0"
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VETH_NS="veth1"
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RXE_NAME="rxe6"
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PORT=4791
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IP6_ADDR="2001:db8::1/64"
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source "$(dirname "$0")/../kselftest/ktap_helpers.sh"
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exec > /dev/null
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# Cleanup function to run on exit (even on failure)
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cleanup() {
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ip netns del "$NS_NAME" 2>/dev/null
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modprobe -r rdma_rxe 2>/dev/null
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echo "Done."
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}
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trap cleanup EXIT
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# 1. Prerequisites check
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for mod in tun veth rdma_rxe; do
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if ! modinfo "$mod" >/dev/null 2>&1; then
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echo "SKIP: Kernel module '$mod' not found." >&2
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exit $KSFT_SKIP
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fi
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done
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modprobe rdma_rxe
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# 2. Setup Namespace and Networking
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echo "Setting up IPv6 network namespace..."
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ip netns add "$NS_NAME"
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ip link add "$VETH_HOST" type veth peer name "$VETH_NS"
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ip link set "$VETH_NS" netns "$NS_NAME"
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ip netns exec "$NS_NAME" ip addr add "$IP6_ADDR" dev "$VETH_NS"
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ip netns exec "$NS_NAME" ip link set "$VETH_NS" up
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ip link set "$VETH_HOST" up
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# 3. Add RDMA Link
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echo "Adding RDMA RXE link..."
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if ! ip netns exec "$NS_NAME" rdma link add "$RXE_NAME" type rxe netdev "$VETH_NS"; then
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echo "Error: Failed to create RXE link."
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exit 1
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fi
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# 4. Verification: Port should be listening
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# Using -H to skip headers and -q for quiet exit codes
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if ! ip netns exec "$NS_NAME" ss -Hul6n sport = :$PORT | grep -q ":$PORT"; then
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echo "Error: UDP port $PORT is NOT listening after link creation."
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exit 1
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fi
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echo "Verified: Port $PORT is active."
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# 5. Removal and Verification
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echo "Deleting RDMA link..."
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ip netns exec "$NS_NAME" rdma link del "$RXE_NAME"
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if ip netns exec "$NS_NAME" ss -Hul6n sport = :$PORT | grep -q ":$PORT"; then
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echo "Error: UDP port $PORT still active after link deletion."
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exit 1
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fi
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echo "Verified: Port $PORT closed successfully."
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