21 lines
441 B
Bash
Executable File
21 lines
441 B
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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if [[ $(id -u) -ne 0 ]]; then
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echo "This script must be run as root." >&2
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exit 1
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fi
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OP=${1:-}; DOMAIN=${2:-}
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[[ $OP =~ ^(on|off)$ && -n $DOMAIN ]] || {
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echo "usage: dnsblock on|off <domain>"; exit 1; }
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FILE="/var/lib/dnsmasq/conf.d/block-$DOMAIN.conf"
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if [[ $OP == on ]]; then
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tee "$FILE" >/dev/null <<EOF
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address=/${DOMAIN}/0.0.0.0
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address=/${DOMAIN}/::
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EOF
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else
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rm -f "$FILE"
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fi
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