55 lines
964 B
Bash
Executable file
55 lines
964 B
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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ip46tables() {
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iptables -w "$@"
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ip6tables -w "$@"
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}
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show_help() {
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echo "nixos-firewall-tool"
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echo ""
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echo "Can temporarily manipulate the NixOS firewall"
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echo ""
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echo "Open TCP port:"
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echo " nixos-firewall-tool open tcp 8888"
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echo ""
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echo "Show all firewall rules:"
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echo " nixos-firewall-tool show"
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echo ""
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echo "Open UDP port:"
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echo " nixos-firewall-tool open udp 51820"
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echo ""
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echo "Reset firewall configuration to system settings:"
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echo " nixos-firewall-tool reset"
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}
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if [[ -z ${1+x} ]]; then
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show_help
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exit 1
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fi
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case $1 in
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"open")
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protocol="$2"
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port="$3"
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ip46tables -I nixos-fw -p "$protocol" --dport "$port" -j nixos-fw-accept
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;;
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"show")
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ip46tables --numeric --list nixos-fw
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;;
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"reset")
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systemctl restart firewall.service
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;;
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-h|--help|help)
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show_help
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exit 0
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;;
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*)
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show_help
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exit 1
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;;
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esac
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