🐶 Sync 2025-11-02 14:26:26
This commit is contained in:
actions-user
568
nikki/files/ucode/hijack.ut
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568
nikki/files/ucode/hijack.ut
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@@ -0,0 +1,568 @@
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#!/usr/bin/utpl
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{%-
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'use strict';
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import { cursor } from 'uci';
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import { connect } from 'ubus';
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import { uci_bool, uci_array, get_cgroups_version, get_users, get_groups, get_cgroups, load_profile } from '/etc/nikki/ucode/include.uc';
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const fw4 = require('fw4');
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const cgroups_version = get_cgroups_version();
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const users = get_users();
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const groups = get_groups();
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const cgroups = get_cgroups();
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const uci = cursor();
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const ubus = connect();
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const profile = load_profile();
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const redir_port = profile['redir-port'];
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const tproxy_port = profile['tproxy-port'];
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let dns_listen;
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let dns_port;
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let fake_ip_range;
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if (profile['dns']) {
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dns_listen = profile['dns']['listen'];
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const dns_listen_rindex = rindex(dns_listen, ':');
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if (dns_listen_rindex >= 0 && dns_listen_rindex + 1 < length(dns_listen)) {
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dns_port = substr(dns_listen, dns_listen_rindex + 1);
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}
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fake_ip_range = profile['dns']['fake-ip-range'];
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}
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let tun_device;
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if (profile['tun']) {
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tun_device = profile['tun']['device'];
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}
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uci.load('nikki');
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const tcp_mode = uci.get('nikki', 'proxy', 'tcp_mode');
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const udp_mode = uci.get('nikki', 'proxy', 'udp_mode');
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const ipv4_dns_hijack = uci_bool(uci.get('nikki', 'proxy', 'ipv4_dns_hijack'));
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const ipv6_dns_hijack = uci_bool(uci.get('nikki', 'proxy', 'ipv6_dns_hijack'));
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const ipv4_proxy = uci_bool(uci.get('nikki', 'proxy', 'ipv4_proxy'));
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const ipv6_proxy = uci_bool(uci.get('nikki', 'proxy', 'ipv6_proxy'));
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const fake_ip_ping_hijack = uci_bool(uci.get('nikki', 'proxy', 'fake_ip_ping_hijack'));
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const router_proxy = uci_bool(uci.get('nikki', 'proxy', 'router_proxy'));
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const router_access_control = [];
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uci.foreach('nikki', 'router_access_control', (access_control) => {
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access_control['enabled'] = uci_bool(access_control['enabled']);
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access_control['user'] = filter(uci_array(access_control['user']), (x) => index(users, x) >= 0);
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access_control['group'] = filter(uci_array(access_control['group']), (x) => index(groups, x) >= 0);
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access_control['cgroup'] = filter(uci_array(access_control['cgroup']), (x) => index(cgroups, x) >= 0);
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access_control['proxy'] = uci_bool(access_control['proxy']);
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access_control['dns'] = uci_bool(access_control['dns']);
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push(router_access_control, access_control);
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});
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const lan_proxy = uci_bool(uci.get('nikki', 'proxy', 'lan_proxy'));
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const lan_inbound_interface = uci_array(uci.get('nikki', 'proxy', 'lan_inbound_interface'));
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const lan_inbound_device = [];
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for (let interface in lan_inbound_interface) {
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const status = ubus.call('network.interface', 'status', { 'interface': interface });
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const device = status?.l3_device ?? status?.device ?? '';
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if (device != '') {
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push(lan_inbound_device, device);
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}
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}
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const lan_access_control = [];
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uci.foreach('nikki', 'lan_access_control', (access_control) => {
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access_control['enabled'] = uci_bool(access_control['enabled']);
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access_control['ip'] = uci_array(access_control['ip']);
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access_control['ip6'] = uci_array(access_control['ip6']);
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access_control['mac'] = uci_array(access_control['mac']);
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access_control['proxy'] = uci_bool(access_control['proxy']);
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access_control['dns'] = uci_bool(access_control['dns']);
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push(lan_access_control, access_control);
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});
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const reserved_ip = uci_array(uci.get('nikki', 'proxy', 'reserved_ip'));
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const reserved_ip6 = uci_array(uci.get('nikki', 'proxy', 'reserved_ip6'));
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const bypass_dscp = uci_array(uci.get('nikki', 'proxy', 'bypass_dscp'));
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const bypass_china_mainland_ip = uci_bool(uci.get('nikki', 'proxy', 'bypass_china_mainland_ip'));
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const bypass_china_mainland_ip6 = uci_bool(uci.get('nikki', 'proxy', 'bypass_china_mainland_ip6'));
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const proxy_tcp_dport = split((uci.get('nikki', 'proxy', 'proxy_tcp_dport') ?? '0-65535'), ' ');
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const proxy_udp_dport = split((uci.get('nikki', 'proxy', 'proxy_udp_dport') ?? '0-65535'), ' ');
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const cgroup_id = uci.get('nikki', 'routing', 'cgroup_id') ?? '0x12061206';
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const cgroup_name = uci.get('nikki', 'routing', 'cgroup_name') ?? 'nikki';
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const tproxy_fw_mark = uci.get('nikki', 'routing', 'tproxy_fw_mark') ?? '0x80';
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const tproxy_fw_mask = uci.get('nikki', 'routing', 'tproxy_fw_mask') ?? '0xFF';
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const tproxy_fw_umask = fw4.hex(~tproxy_fw_mask & 0xFFFFFFFF);
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const tun_fw_mark = uci.get('nikki', 'routing', 'tun_fw_mark') ?? '0x81';
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const tun_fw_mask = uci.get('nikki', 'routing', 'tun_fw_mask') ?? '0xFF';
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const tun_fw_umask = fw4.hex(~tun_fw_mask & 0xFFFFFFFF);
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const dns_hijack_nfproto = [];
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if (ipv4_dns_hijack) {
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push(dns_hijack_nfproto, 'ipv4');
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}
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if (ipv6_dns_hijack) {
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push(dns_hijack_nfproto, 'ipv6');
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}
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const proxy_nfproto = [];
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if (ipv4_proxy) {
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push(proxy_nfproto, 'ipv4');
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}
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if (ipv6_proxy) {
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push(proxy_nfproto, 'ipv6');
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}
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const proxy_dport = [];
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for (let port in proxy_tcp_dport) {
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push(proxy_dport, `tcp . ${port}`);
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}
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for (let port in proxy_udp_dport) {
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push(proxy_dport, `udp . ${port}`);
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}
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-%}
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table inet nikki {
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{% if (length(dns_hijack_nfproto) > 0): %}
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set dns_hijack_nfproto {
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type nf_proto
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flags interval
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elements = {
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{{ join(', ', dns_hijack_nfproto) }}
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}
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}
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{% endif %}
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set proxy_nfproto {
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type nf_proto
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flags interval
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{% if (length(proxy_nfproto) > 0): %}
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elements = {
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{{ join(', ', proxy_nfproto) }}
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}
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{% endif %}
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}
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set reserved_ip {
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type ipv4_addr
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flags interval
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auto-merge
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{% if (length(reserved_ip) > 0): %}
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elements = {
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{{ join(', ', reserved_ip) }}
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}
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{% endif %}
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}
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set reserved_ip6 {
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type ipv6_addr
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flags interval
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auto-merge
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{% if (length(reserved_ip6) > 0): %}
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elements = {
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{{ join(', ', reserved_ip6) }}
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}
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{% endif %}
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}
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set lan_inbound_device {
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type ifname
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flags interval
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auto-merge
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{% if (length(lan_inbound_device) > 0): %}
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elements = {
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{{ join(', ', map(lan_inbound_device, (x) => `"${x}"`)) }}
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}
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{% endif %}
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}
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set china_ip {
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type ipv4_addr
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flags interval
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}
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set china_ip6 {
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type ipv6_addr
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flags interval
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}
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set proxy_dport {
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type inet_proto . inet_service
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flags interval
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auto-merge
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{% if (length(proxy_dport) > 0): %}
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elements = {
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{{ join(', ', proxy_dport) }}
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}
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{% endif %}
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}
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set bypass_dscp {
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type dscp
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flags interval
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auto-merge
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{% if (length(bypass_dscp) > 0): %}
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elements = {
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{{ join(', ', bypass_dscp) }}
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}
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{% endif %}
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}
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{% if (router_proxy): %}
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{% if (length(dns_hijack_nfproto) > 0): %}
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chain router_dns_hijack {
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{% for (let access_control in router_access_control): %}
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{% if (access_control['enabled']): %}
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{% if (length(access_control['user']) == 0 && length(access_control['group']) == 0 && length(access_control['cgroup']) == 0): %}
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meta l4proto { tcp, udp } th dport 53 counter {% if (access_control.dns == '1'): %} redirect to :{{ dns_port }} {% else %} return {% endif %}
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{% else %}
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{% if (length(access_control['user']) > 0): %}
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meta l4proto { tcp, udp } meta skuid { {{ join(', ', access_control['user']) }} } th dport 53 counter {% if (access_control.dns == '1'): %} redirect to :{{ dns_port }} {% else %} return {% endif %}
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{% endif %}
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{% if (length(access_control['group']) > 0): %}
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meta l4proto { tcp, udp } meta skgid { {{ join(', ', access_control['group']) }} } th dport 53 counter {% if (access_control.dns == '1'): %} redirect to :{{ dns_port }} {% else %} return {% endif %}
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{% endif %}
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{% if (cgroups_version == 2 && length(access_control['cgroup']) > 0): %}
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{% for (let cgroup in access_control['cgroup']): %}
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meta l4proto { tcp, udp } socket cgroupv2 level {{ length(split(cgroup, '/')) }} "{{ cgroup }}" th dport 53 counter {% if (access_control.dns == '1'): %} redirect to :{{ dns_port }} {% else %} return {% endif %}
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{% endfor %}
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{% endif %}
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{% endif %}
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{% endif %}
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{% endfor %}
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}
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{% endif %}
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{% if (tcp_mode == 'redirect'): %}
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chain router_redirect {
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{% for (let access_control in router_access_control): %}
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{% if (access_control['enabled']): %}
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{% if (length(access_control['user']) == 0 && length(access_control['group']) == 0 && length(access_control['cgroup']) == 0): %}
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meta l4proto tcp counter {% if (access_control.proxy == '1'): %} redirect to :{{ redir_port }} {% else %} return {% endif %}
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{% else %}
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{% if (length(access_control['user']) > 0): %}
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meta l4proto tcp meta skuid { {{ join(', ', access_control['user']) }} } counter {% if (access_control.proxy == '1'): %} redirect to :{{ redir_port }} {% else %} return {% endif %}
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{% endif %}
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{% if (length(access_control['group']) > 0): %}
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meta l4proto tcp meta skgid { {{ join(', ', access_control['group']) }} } counter {% if (access_control.proxy == '1'): %} redirect to :{{ redir_port }} {% else %} return {% endif %}
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{% endif %}
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{% if (cgroups_version == 2 && length(access_control['cgroup']) > 0): %}
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{% for (let cgroup in access_control['cgroup']): %}
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meta l4proto tcp socket cgroupv2 level {{ length(split(cgroup, '/')) }} "{{ cgroup }}" counter {% if (access_control.proxy == '1'): %} redirect to :{{ redir_port }} {% else %} return {% endif %}
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{% endfor %}
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{% endif %}
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{% endif %}
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{% endif %}
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{% endfor %}
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}
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{% endif %}
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{% if (tcp_mode == 'tproxy' || udp_mode == 'tproxy'): %}
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chain router_tproxy {
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{% for (let access_control in router_access_control): %}
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{% if (access_control['enabled']): %}
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{% if (length(access_control['user']) == 0 && length(access_control['group']) == 0 && length(access_control['cgroup']) == 0): %}
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meta l4proto { tcp, udp } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tproxy_fw_umask }} | {{ tproxy_fw_mark }} counter accept {% else %} counter return {% endif %}
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{% else %}
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{% if (length(access_control['user']) > 0): %}
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meta l4proto { tcp, udp } meta skuid { {{ join(', ', access_control['user']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tproxy_fw_umask }} | {{ tproxy_fw_mark }} counter accept {% else %} counter return {% endif %}
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{% endif %}
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{% if (length(access_control['group']) > 0): %}
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meta l4proto { tcp, udp } meta skgid { {{ join(', ', access_control['group']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tproxy_fw_umask }} | {{ tproxy_fw_mark }} counter accept {% else %} counter return {% endif %}
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{% endif %}
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{% if (cgroups_version == 2 && length(access_control['cgroup']) > 0): %}
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{% for (let cgroup in access_control['cgroup']): %}
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meta l4proto { tcp, udp } socket cgroupv2 level {{ length(split(cgroup, '/')) }} "{{ cgroup }}" {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tproxy_fw_umask }} | {{ tproxy_fw_mark }} counter accept {% else %} counter return {% endif %}
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{% endfor %}
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{% endif %}
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{% endif %}
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{% endif %}
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{% endfor %}
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}
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{% endif %}
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{% if (tcp_mode == 'tun' || udp_mode == 'tun'): %}
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chain router_tun {
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{% for (let access_control in router_access_control): %}
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{% if (access_control['enabled']): %}
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{% if (length(access_control['user']) == 0 && length(access_control['group']) == 0 && length(access_control['cgroup']) == 0): %}
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meta l4proto { tcp, udp } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tun_fw_umask }} | {{ tun_fw_mark }} counter accept {% else %} counter return {% endif %}
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{% else %}
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{% if (length(access_control['user']) > 0): %}
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meta l4proto { tcp, udp } meta skuid { {{ join(', ', access_control['user']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tun_fw_umask }} | {{ tun_fw_mark }} counter accept {% else %} counter return {% endif %}
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{% endif %}
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{% if (length(access_control['group']) > 0): %}
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meta l4proto { tcp, udp } meta skgid { {{ join(', ', access_control['group']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tun_fw_umask }} | {{ tun_fw_mark }} counter accept {% else %} counter return {% endif %}
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{% endif %}
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{% if (cgroups_version == 2 && length(access_control['cgroup']) > 0): %}
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{% for (let cgroup in access_control['cgroup']): %}
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meta l4proto { tcp, udp } socket cgroupv2 level {{ length(split(cgroup, '/')) }} "{{ cgroup }}" {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tun_fw_umask }} | {{ tun_fw_mark }} counter accept {% else %} counter return {% endif %}
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{% endfor %}
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{% endif %}
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{% endif %}
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{% endif %}
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{% endfor %}
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}
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{% endif %}
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{% endif %}
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{% if (lan_proxy): %}
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{% if (length(dns_hijack_nfproto) > 0): %}
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chain lan_dns_hijack {
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{% for (let access_control in lan_access_control): %}
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{% if (access_control['enabled']): %}
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{% if (length(access_control['ip']) == 0 && length(access_control['ip6']) == 0 && length(access_control['mac']) == 0): %}
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meta l4proto { tcp, udp } th dport 53 counter {% if (access_control.dns == '1'): %} redirect to :{{ dns_port }} {% else %} return {% endif %}
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{% else %}
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{% if (length(access_control['ip']) > 0): %}
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meta l4proto { tcp, udp } ip saddr { {{ join(', ', access_control['ip']) }} } th dport 53 counter {% if (access_control.dns == '1'): %} redirect to :{{ dns_port }} {% else %} return {% endif %}
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||||
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{% endif %}
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{% if (length(access_control['ip6']) > 0): %}
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meta l4proto { tcp, udp } ip6 saddr { {{ join(', ', access_control['ip6']) }} } th dport 53 counter {% if (access_control.dns == '1'): %} redirect to :{{ dns_port }} {% else %} return {% endif %}
|
||||
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{% endif %}
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{% if (length(access_control['mac']) > 0): %}
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meta l4proto { tcp, udp } ether saddr { {{ join(', ', access_control['mac']) }} } th dport 53 counter {% if (access_control.dns == '1'): %} redirect to :{{ dns_port }} {% else %} return {% endif %}
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||||
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||||
{% endif %}
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||||
{% endif %}
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||||
{% endif %}
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||||
{% endfor %}
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}
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||||
{% endif %}
|
||||
|
||||
{% if (tcp_mode == 'redirect'): %}
|
||||
chain lan_redirect {
|
||||
{% for (let access_control in lan_access_control): %}
|
||||
{% if (access_control['enabled']): %}
|
||||
{% if (length(access_control['ip']) == 0 && length(access_control['ip6']) == 0 && length(access_control['mac']) == 0): %}
|
||||
meta l4proto tcp counter {% if (access_control.proxy == '1'): %} redirect to :{{ redir_port }} {% else %} counter return {% endif %}
|
||||
|
||||
{% else %}
|
||||
{% if (length(access_control['ip']) > 0): %}
|
||||
meta l4proto tcp ip saddr { {{ join(', ', access_control['ip']) }} } counter {% if (access_control.proxy == '1'): %} redirect to :{{ redir_port }} {% else %} return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% if (length(access_control['ip6']) > 0): %}
|
||||
meta l4proto tcp ip6 saddr { {{ join(', ', access_control['ip6']) }} } counter {% if (access_control.proxy == '1'): %} redirect to :{{ redir_port }} {% else %} return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% if (length(access_control['mac']) > 0): %}
|
||||
meta l4proto tcp ether saddr { {{ join(', ', access_control['mac']) }} } counter {% if (access_control.proxy == '1'): %} redirect to :{{ redir_port }} {% else %} return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
{% endfor %}
|
||||
}
|
||||
{% endif %}
|
||||
|
||||
{% if (tcp_mode == 'tproxy' || udp_mode == 'tproxy'): %}
|
||||
chain lan_tproxy {
|
||||
{% for (let access_control in lan_access_control): %}
|
||||
{% if (access_control['enabled']): %}
|
||||
{% if (length(access_control['ip']) == 0 && length(access_control['ip6']) == 0 && length(access_control['mac']) == 0): %}
|
||||
meta l4proto { tcp, udp } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tproxy_fw_umask }} | {{ tproxy_fw_mark }} tproxy to :{{ tproxy_port }} counter accept {% else %} counter return {% endif %}
|
||||
|
||||
{% else %}
|
||||
{% if (length(access_control['ip']) > 0): %}
|
||||
meta l4proto { tcp, udp } ip saddr { {{ join(', ', access_control['ip']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tproxy_fw_umask }} | {{ tproxy_fw_mark }} tproxy ip to :{{ tproxy_port }} counter accept {% else %} counter return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% if (length(access_control['ip6']) > 0): %}
|
||||
meta l4proto { tcp, udp } ip6 saddr { {{ join(', ', access_control['ip6']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tproxy_fw_umask }} | {{ tproxy_fw_mark }} tproxy ip6 to :{{ tproxy_port }} counter accept {% else %} counter return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% if (length(access_control['mac']) > 0): %}
|
||||
meta l4proto { tcp, udp } ether saddr { {{ join(', ', access_control['mac']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tproxy_fw_umask }} | {{ tproxy_fw_mark }} tproxy to :{{ tproxy_port }} counter accept {% else %} counter return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
{% endfor %}
|
||||
}
|
||||
{% endif %}
|
||||
|
||||
{% if (tcp_mode == 'tun' || udp_mode == 'tun'): %}
|
||||
chain lan_tun {
|
||||
{% for (let access_control in lan_access_control): %}
|
||||
{% if (access_control['enabled']): %}
|
||||
{% if (length(access_control['ip']) == 0 && length(access_control['ip6']) == 0 && length(access_control['mac']) == 0): %}
|
||||
meta l4proto { tcp, udp } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tun_fw_umask }} | {{ tun_fw_mark }} counter accept {% else %}counter return {% endif %}
|
||||
|
||||
{% else %}
|
||||
{% if (length(access_control['ip']) > 0): %}
|
||||
meta l4proto { tcp, udp } ip saddr { {{ join(', ', access_control['ip']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tun_fw_umask }} | {{ tun_fw_mark }} counter accept {% else %}counter return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% if (length(access_control['ip6']) > 0): %}
|
||||
meta l4proto { tcp, udp } ip6 saddr { {{ join(', ', access_control['ip6']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tun_fw_umask }} | {{ tun_fw_mark }} counter accept {% else %}counter return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% if (length(access_control['mac']) > 0): %}
|
||||
meta l4proto { tcp, udp } ether saddr { {{ join(', ', access_control['mac']) }} } {% if (access_control.proxy == '1'): %} meta mark set meta mark & {{ tun_fw_umask }} | {{ tun_fw_mark }} counter accept {% else %}counter return {% endif %}
|
||||
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
{% endfor %}
|
||||
}
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
|
||||
{% if (router_proxy): %}
|
||||
chain nat_output {
|
||||
type nat hook output priority filter; policy accept;
|
||||
{% if (cgroups_version == 1): %}
|
||||
meta cgroup {{ cgroup_id }} counter return
|
||||
{% elif (cgroups_version == 2): %}
|
||||
socket cgroupv2 level 2 "services/{{ cgroup_name }}" counter return
|
||||
{% endif %}
|
||||
{% if (length(dns_hijack_nfproto) > 0): %}
|
||||
meta nfproto @dns_hijack_nfproto jump router_dns_hijack
|
||||
{% endif %}
|
||||
{% if (tcp_mode == 'redirect'): %}
|
||||
fib daddr type { local, broadcast, anycast, multicast } counter return
|
||||
ct direction reply counter return
|
||||
ip daddr @reserved_ip counter return
|
||||
ip6 daddr @reserved_ip6 counter return
|
||||
ip daddr @china_ip counter return
|
||||
ip6 daddr @china_ip6 counter return
|
||||
meta nfproto ipv4 meta l4proto . th dport != @proxy_dport {% if (fake_ip_range): %} ip daddr != {{ fake_ip_range }} {% endif %} counter return
|
||||
meta nfproto ipv6 meta l4proto . th dport != @proxy_dport counter return
|
||||
meta l4proto { tcp, udp } ip dscp @bypass_dscp {% if (fake_ip_range): %} ip daddr != {{ fake_ip_range }} {% endif %} counter return
|
||||
meta l4proto { tcp, udp } ip6 dscp @bypass_dscp counter return
|
||||
meta nfproto @proxy_nfproto jump router_redirect
|
||||
{% endif %}
|
||||
{% if (fake_ip_ping_hijack): %}
|
||||
{% if (fake_ip_range ): %}
|
||||
icmp type echo-request ip daddr {{ fake_ip_range }} counter redirect
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
}
|
||||
|
||||
chain mangle_output {
|
||||
type route hook output priority mangle; policy accept;
|
||||
{% if (cgroups_version == 1): %}
|
||||
meta cgroup {{ cgroup_id }} counter return
|
||||
{% elif (cgroups_version == 2): %}
|
||||
socket cgroupv2 level 2 "services/{{ cgroup_name }}" counter return
|
||||
{% endif %}
|
||||
fib daddr type { local, broadcast, anycast, multicast } counter return
|
||||
ct direction reply counter return
|
||||
ip daddr @reserved_ip counter return
|
||||
ip6 daddr @reserved_ip6 counter return
|
||||
ip daddr @china_ip counter return
|
||||
ip6 daddr @china_ip6 counter return
|
||||
meta nfproto ipv4 meta l4proto . th dport != @proxy_dport {% if (fake_ip_range): %} ip daddr != {{ fake_ip_range }} {% endif %} counter return
|
||||
meta nfproto ipv6 meta l4proto . th dport != @proxy_dport counter return
|
||||
meta l4proto { tcp, udp } ip dscp @bypass_dscp {% if (fake_ip_range): %} ip daddr != {{ fake_ip_range }} {% endif %} counter return
|
||||
meta l4proto { tcp, udp } ip6 dscp @bypass_dscp counter return
|
||||
{% if (length(dns_hijack_nfproto) > 0): %}
|
||||
meta nfproto @dns_hijack_nfproto meta l4proto { tcp, udp } th dport 53 counter return
|
||||
{% endif %}
|
||||
{% if (tcp_mode == 'tproxy'): %}
|
||||
meta nfproto @proxy_nfproto meta l4proto tcp jump router_tproxy
|
||||
{% elif (tcp_mode == 'tun'): %}
|
||||
meta nfproto @proxy_nfproto meta l4proto tcp jump router_tun
|
||||
{% endif %}
|
||||
{% if (udp_mode == 'tproxy'): %}
|
||||
meta nfproto @proxy_nfproto meta l4proto udp jump router_tproxy
|
||||
{% elif (udp_mode == 'tun'): %}
|
||||
meta nfproto @proxy_nfproto meta l4proto udp jump router_tun
|
||||
{% endif %}
|
||||
}
|
||||
|
||||
chain mangle_prerouting_router {
|
||||
type filter hook prerouting priority mangle - 1; policy accept;
|
||||
{% if (tcp_mode == 'tproxy' || udp_mode == 'tproxy'): %}
|
||||
iifname lo meta l4proto { tcp, udp } meta mark & {{ tproxy_fw_mask }} == {{ tproxy_fw_mark }} tproxy to :{{ tproxy_port }} counter accept
|
||||
{% endif %}
|
||||
{% if (tcp_mode == 'tun' || udp_mode == 'tun'): %}
|
||||
iifname "{{ tun_device }}" meta l4proto { icmp, tcp, udp } counter accept
|
||||
{% endif %}
|
||||
}
|
||||
{% endif %}
|
||||
|
||||
{% if (lan_proxy): %}
|
||||
chain dstnat {
|
||||
type nat hook prerouting priority dstnat + 1; policy accept;
|
||||
{% if (length(dns_hijack_nfproto) > 0): %}
|
||||
iifname @lan_inbound_device meta nfproto @dns_hijack_nfproto jump lan_dns_hijack
|
||||
{% endif %}
|
||||
{% if (tcp_mode == 'redirect'): %}
|
||||
fib daddr type { local, broadcast, anycast, multicast } counter return
|
||||
ct direction reply counter return
|
||||
ip daddr @reserved_ip counter return
|
||||
ip6 daddr @reserved_ip6 counter return
|
||||
ip daddr @china_ip counter return
|
||||
ip6 daddr @china_ip6 counter return
|
||||
meta nfproto ipv4 meta l4proto . th dport != @proxy_dport {% if (fake_ip_range): %} ip daddr != {{ fake_ip_range }} {% endif %} counter return
|
||||
meta nfproto ipv6 meta l4proto . th dport != @proxy_dport counter return
|
||||
meta l4proto { tcp, udp } ip dscp @bypass_dscp {% if (fake_ip_range): %} ip daddr != {{ fake_ip_range }} {% endif %} counter return
|
||||
meta l4proto { tcp, udp } ip6 dscp @bypass_dscp counter return
|
||||
iifname @lan_inbound_device meta nfproto @proxy_nfproto jump lan_redirect
|
||||
{% endif %}
|
||||
{% if (fake_ip_ping_hijack): %}
|
||||
{% if (fake_ip_range): %}
|
||||
icmp type echo-request ip daddr {{ fake_ip_range }} counter redirect
|
||||
{% endif %}
|
||||
{% endif %}
|
||||
}
|
||||
|
||||
chain mangle_prerouting_lan {
|
||||
type filter hook prerouting priority mangle; policy accept;
|
||||
fib daddr type { local, broadcast, anycast, multicast } counter return
|
||||
ct direction reply counter return
|
||||
ip daddr @reserved_ip counter return
|
||||
ip6 daddr @reserved_ip6 counter return
|
||||
ip daddr @china_ip counter return
|
||||
ip6 daddr @china_ip6 counter return
|
||||
meta nfproto ipv4 meta l4proto . th dport != @proxy_dport {% if (fake_ip_range): %} ip daddr != {{ fake_ip_range }} {% endif %} counter return
|
||||
meta nfproto ipv6 meta l4proto . th dport != @proxy_dport counter return
|
||||
meta l4proto { tcp, udp } ip dscp @bypass_dscp {% if (fake_ip_range): %} ip daddr != {{ fake_ip_range }} {% endif %} counter return
|
||||
meta l4proto { tcp, udp } ip6 dscp @bypass_dscp counter return
|
||||
{% if (length(dns_hijack_nfproto) > 0): %}
|
||||
meta nfproto @dns_hijack_nfproto meta l4proto { tcp, udp } th dport 53 counter return
|
||||
{% endif %}
|
||||
{% if (tcp_mode == 'tproxy'): %}
|
||||
iifname @lan_inbound_device meta nfproto @proxy_nfproto meta l4proto tcp jump lan_tproxy
|
||||
{% elif (tcp_mode == 'tun'): %}
|
||||
iifname @lan_inbound_device meta nfproto @proxy_nfproto meta l4proto tcp jump lan_tun
|
||||
{% endif %}
|
||||
{% if (udp_mode == 'tproxy'): %}
|
||||
iifname @lan_inbound_device meta nfproto @proxy_nfproto meta l4proto udp jump lan_tproxy
|
||||
{% elif (udp_mode == 'tun'): %}
|
||||
iifname @lan_inbound_device meta nfproto @proxy_nfproto meta l4proto udp jump lan_tun
|
||||
{% endif %}
|
||||
}
|
||||
{% endif %}
|
||||
}
|
||||
|
||||
{% if (bypass_china_mainland_ip): %}
|
||||
include "/etc/nikki/nftables/geoip_cn.nft"
|
||||
{% endif %}
|
||||
{% if (bypass_china_mainland_ip6): %}
|
||||
include "/etc/nikki/nftables/geoip6_cn.nft"
|
||||
{% endif %}
|
||||
Reference in New Issue
Block a user