Refine routing defaults for global and device fallbacks
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This commit is contained in:
2026-05-09 09:53:12 +03:00
parent 62b39cdf58
commit aab7533438
14 changed files with 695 additions and 160 deletions

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@@ -5,11 +5,18 @@ TPROXY_PORT="${TPROXY_PORT:-7895}"
TPROXY_MARK="${TPROXY_MARK:-1}"
TPROXY_TABLE="${TPROXY_TABLE:-100}"
TPROXY_CHAIN="${TPROXY_CHAIN:-VPN_PROXY_TPROXY}"
PROXY_PORT="${PROXY_PORT:-8080}"
PROXY_BIND_IP="${PROXY_BIND_IP:-127.0.0.1}"
PROXY_INPUT_CHAIN="${PROXY_INPUT_CHAIN:-VPN_PROXY_INPUT}"
PROXY_FIREWALL="${PROXY_FIREWALL:-true}"
PROXY_ALLOWED_CIDRS="${PROXY_ALLOWED_CIDRS:-10.0.0.0/8 172.16.0.0/12 192.168.0.0/16}"
BYPASS_CIDRS="${BYPASS_CIDRS:-0.0.0.0/8 10.0.0.0/8 100.64.0.0/10 127.0.0.0/8 169.254.0.0/16 172.16.0.0/12 192.168.0.0/16 224.0.0.0/4 240.0.0.0/4}"
# Имя ipset для IP-адресов, которые sing-box отправил напрямую (direct bypass cache)
DIRECT_BYPASS_SET="${DIRECT_BYPASS_SET:-vpn_direct_bypass}"
# TTL записи в ipset (секунды). По умолчанию 1 час.
DIRECT_BYPASS_TTL="${DIRECT_BYPASS_TTL:-3600}"
# Direct bypass cache выключен по умолчанию, потому что он обходит global rules.
DIRECT_BYPASS_CACHE="${DIRECT_BYPASS_CACHE:-false}"
log() {
printf '[gateway-entrypoint] %s\n' "$*"
@@ -19,6 +26,13 @@ ipt() {
iptables -w "$@"
}
cleanup_proxy_firewall() {
ipt -D INPUT -p tcp --dport "$PROXY_PORT" -j "$PROXY_INPUT_CHAIN" 2>/dev/null || true
ipt -D INPUT -p udp --dport "$PROXY_PORT" -j "$PROXY_INPUT_CHAIN" 2>/dev/null || true
ipt -F "$PROXY_INPUT_CHAIN" 2>/dev/null || true
ipt -X "$PROXY_INPUT_CHAIN" 2>/dev/null || true
}
cleanup_tproxy() {
log "cleanup tproxy rules"
ipt -t mangle -D PREROUTING -j "$TPROXY_CHAIN" 2>/dev/null || true
@@ -30,11 +44,33 @@ cleanup_tproxy() {
}
setup_direct_bypass_set() {
if [[ "$DIRECT_BYPASS_CACHE" != "true" ]]; then
export DIRECT_BYPASS_CACHE
return
fi
log "setup ipset ${DIRECT_BYPASS_SET} (timeout=${DIRECT_BYPASS_TTL}s)"
# Создаём с timeout; если уже существует — не трогаем (сохраняем накопленные записи)
ipset create "$DIRECT_BYPASS_SET" hash:ip timeout "$DIRECT_BYPASS_TTL" 2>/dev/null || true
# Экспортируем имя для использования в Node.js через env
export DIRECT_BYPASS_SET DIRECT_BYPASS_TTL
export DIRECT_BYPASS_SET DIRECT_BYPASS_TTL DIRECT_BYPASS_CACHE
}
setup_proxy_firewall() {
if [[ "$PROXY_FIREWALL" != "true" || "$PROXY_BIND_IP" == "127.0.0.1" || "$PROXY_BIND_IP" == "::1" ]]; then
return
fi
log "setup proxy firewall for :${PROXY_PORT} (${PROXY_ALLOWED_CIDRS})"
cleanup_proxy_firewall
ipt -N "$PROXY_INPUT_CHAIN"
for cidr in $PROXY_ALLOWED_CIDRS; do
ipt -A "$PROXY_INPUT_CHAIN" -s "$cidr" -j RETURN
done
ipt -A "$PROXY_INPUT_CHAIN" -j DROP
ipt -I INPUT -p tcp --dport "$PROXY_PORT" -j "$PROXY_INPUT_CHAIN"
ipt -I INPUT -p udp --dport "$PROXY_PORT" -j "$PROXY_INPUT_CHAIN"
}
setup_tproxy() {
@@ -49,8 +85,11 @@ setup_tproxy() {
ipt -t mangle -A "$TPROXY_CHAIN" -m addrtype --dst-type LOCAL -j RETURN
ipt -t mangle -A "$TPROXY_CHAIN" -m mark --mark "$TPROXY_MARK" -j RETURN
# Direct bypass cache: IP-адреса из ipset идут напрямую, минуя sing-box
ipt -t mangle -A "$TPROXY_CHAIN" -m set --match-set "$DIRECT_BYPASS_SET" dst -j RETURN
if [[ "$DIRECT_BYPASS_CACHE" == "true" ]]; then
# Direct bypass cache: IP-адреса из ipset идут напрямую, минуя sing-box.
# Включайте только если готовы к тому, что global rules для этих dst IP не будут проверяться.
ipt -t mangle -A "$TPROXY_CHAIN" -m set --match-set "$DIRECT_BYPASS_SET" dst -j RETURN
fi
for cidr in $BYPASS_CIDRS; do
ipt -t mangle -A "$TPROXY_CHAIN" -d "$cidr" -j RETURN
@@ -63,6 +102,7 @@ setup_tproxy() {
setup_direct_bypass_set
setup_tproxy
setup_proxy_firewall
node /app/src/server/index.js &
APP_PID=$!
@@ -71,6 +111,7 @@ shutdown() {
log "shutdown requested"
kill "$APP_PID" 2>/dev/null || true
wait "$APP_PID" 2>/dev/null || true
cleanup_proxy_firewall
cleanup_tproxy
}
@@ -78,5 +119,6 @@ trap 'shutdown; exit 0' SIGTERM SIGINT
wait "$APP_PID"
STATUS=$?
cleanup_proxy_firewall
cleanup_tproxy
exit "$STATUS"