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firewall: implement blocklist

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This commit is contained in:
Girish Ramakrishnan
2020-08-31 18:22:33 -07:00
parent 491af5bd9a
commit e4b06b16a9
12 changed files with 135 additions and 0 deletions
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setup/start/cloudron-firewall.sh
+14
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@@ -12,6 +12,20 @@ iptables -t filter -I CLOUDRON -m state --state RELATED,ESTABLISHED -j ACCEPT
# ssh is allowed alternately on port 202
iptables -A CLOUDRON -p tcp -m tcp -m multiport --dports 22,25,80,202,443 -j ACCEPT
# user firewall
user_firewall_json="/home/yellowtent/boxdata/firewall-config.json"
if allowed_tcp_ports=$(node -e "console.log(JSON.parse(fs.readFileSync('${user_firewall_json}', 'utf8')).allowed_tcp_ports.join(','))" 2>/dev/null); then
[[ -n "${allowed_tcp_ports}" ]] && iptables -A CLOUDRON -p tcp -m tcp -m multiport --dports "${allowed_tcp_ports}" -j ACCEPT
fi
ipset create cloudron_blocklist hash:net || true
/home/yellowtent/box/src/scripts/setblocklist.sh
iptables -t filter -A CLOUDRON -m set --match-set cloudron_blocklist src -j DROP
if ! iptables -t filter -C FORWARD -m set --match-set cloudron_blocklist src -j DROP; then
iptables -t filter -I FORWARD -m set --match-set cloudron_blocklist src -j DROP
fi
# turn and stun service
iptables -t filter -A CLOUDRON -p tcp -m multiport --dports 3478,5349 -j ACCEPT
iptables -t filter -A CLOUDRON -p udp -m multiport --dports 3478,5349 -j ACCEPT