36 lines
829 B
Bash
36 lines
829 B
Bash
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Shared netdevsim setup/cleanup for YNL C test wrappers
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NSIM_ID="1337"
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NSIM_DEV=""
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KSFT_SKIP=4
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nsim_cleanup() {
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echo "$NSIM_ID" > /sys/bus/netdevsim/del_device 2>/dev/null || true
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}
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nsim_setup() {
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modprobe netdevsim 2>/dev/null
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if ! [ -f /sys/bus/netdevsim/new_device ]; then
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echo "netdevsim module not available, skipping" >&2
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exit "$KSFT_SKIP"
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fi
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trap nsim_cleanup EXIT
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echo "$NSIM_ID 1" > /sys/bus/netdevsim/new_device
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udevadm settle
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NSIM_DEV=$(ls /sys/bus/netdevsim/devices/netdevsim${NSIM_ID}/net 2>/dev/null | head -1)
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if [ -z "$NSIM_DEV" ]; then
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echo "failed to find netdevsim device" >&2
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exit 1
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fi
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ip link set dev "$NSIM_DEV" name nsim0
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ip link set dev nsim0 up
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ip addr add 192.168.1.1/24 dev nsim0
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ip addr add 2001:db8::1/64 dev nsim0 nodad
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}
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