firewall: apply redirects in all modes, persist across reboots

This commit is contained in:
Claus Lohmar 2026-07-11 09:09:48 +01:00
parent 9ba62e4c8b
commit 034e6688de

View file

@ -154,18 +154,29 @@ if [ "$MODE" = "install" ]; then
fi
# ============================================================
# 3. FIREWALL SETUP (install mode only)
# 3. FIREWALL SETUP (all modes)
# ============================================================
if [ "$MODE" = "install" ]; then
echo "[*] Applying firewall and port redirects (80→8080, 443→8443)..."
maybe_sudo bash "$BUILD_DIR/tools/firewall-routing.sh"
# Persist across reboots
if command -v netfilter-persistent &>/dev/null; then
maybe_sudo netfilter-persistent save 2>/dev/null || true
else
maybe_sudo mkdir -p /etc/iptables
maybe_sudo sh -c 'iptables-save > /etc/iptables/rules.v4'
fi
elif [ "$MODE" = "update" ] || [ "$MODE" = "destroy" ]; then
# Lightweight: ensure redirects exist without flushing existing rules
echo "[*] Ensuring port redirects (80→8080, 443→8443)..."
maybe_sudo iptables -t nat -C PREROUTING -p tcp --dport 80 -j REDIRECT --to-ports 8080 2>/dev/null || \
maybe_sudo iptables -t nat -A PREROUTING -p tcp --dport 80 -j REDIRECT --to-ports 8080
maybe_sudo iptables -t nat -C PREROUTING -p tcp --dport 443 -j REDIRECT --to-ports 8443 2>/dev/null || \
maybe_sudo iptables -t nat -A PREROUTING -p tcp --dport 443 -j REDIRECT --to-ports 8443
maybe_sudo iptables -t nat -C OUTPUT -o lo -p tcp --dport 80 -j REDIRECT --to-ports 8080 2>/dev/null || \
maybe_sudo iptables -t nat -A OUTPUT -o lo -p tcp --dport 80 -j REDIRECT --to-ports 8080
maybe_sudo iptables -t nat -C OUTPUT -o lo -p tcp --dport 443 -j REDIRECT --to-ports 8443 2>/dev/null || \
maybe_sudo iptables -t nat -A OUTPUT -o lo -p tcp --dport 443 -j REDIRECT --to-ports 8443
fi
# Persist across reboots (always)
if command -v netfilter-persistent &>/dev/null; then
maybe_sudo netfilter-persistent save 2>/dev/null || true
else
maybe_sudo mkdir -p /etc/iptables
maybe_sudo sh -c 'iptables-save > /etc/iptables/rules.v4'
fi
# ============================================================