20 lines
455 B
Bash
20 lines
455 B
Bash
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#!/bin/bash
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set -eEuxo pipefail
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if (( ${#} != 1 )); then
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echo "Usage: $(basename "${BASH_SOURCE[0]}") INTERFACE" >&2
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exit 1
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fi
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interface="${1}"
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any_ipv4="0.0.0.0/0"
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subnet="10.42.0.0/24"
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gateway="10.42.0.1"
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ufw allow in on "${interface}" from "${any_ipv4}" port bootpc to "${any_ipv4}" port bootps
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ufw allow in on "${interface}" from "${subnet}" to "${gateway}" port domain
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ufw route allow in on "${interface}" from "${subnet}" to "${any_ipv4}"
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