#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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#
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# setup tunnels for flow dissection test
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readonly SUFFIX="test_$(mktemp -u XXXX)"
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CONFIG="remote 127.0.0.2 local 127.0.0.1 dev lo"
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setup() {
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ip link add "ipip_${SUFFIX}" type ipip ${CONFIG}
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ip link add "gre_${SUFFIX}" type gre ${CONFIG}
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ip link add "sit_${SUFFIX}" type sit ${CONFIG}
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echo "tunnels before test:"
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ip tunnel show
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ip link set "ipip_${SUFFIX}" up
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ip link set "gre_${SUFFIX}" up
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ip link set "sit_${SUFFIX}" up
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}
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cleanup() {
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ip tunnel del "ipip_${SUFFIX}"
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ip tunnel del "gre_${SUFFIX}"
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ip tunnel del "sit_${SUFFIX}"
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echo "tunnels after test:"
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ip tunnel show
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}
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trap cleanup EXIT
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setup
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"$@"
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exit "$?"
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