mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-09-26 05:46:10 -04:00
Merge pull request #2037 from weaving118/master
add ip match feature for dns
This commit is contained in:
Kslr
GitHub
commit
e52d3fa90b
@ -4,6 +4,7 @@ import (
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fmt "fmt"
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proto "github.com/golang/protobuf/proto"
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math "math"
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router "v2ray.com/core/app/router"
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net "v2ray.com/core/common/net"
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)
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@ -52,6 +53,7 @@ func (DomainMatchingType) EnumDescriptor() ([]byte, []int) {
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type NameServer struct {
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Address *net.Endpoint `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
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PrioritizedDomain []*NameServer_PriorityDomain `protobuf:"bytes,2,rep,name=prioritized_domain,json=prioritizedDomain,proto3" json:"prioritized_domain,omitempty"`
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Geoip []*router.GeoIP `protobuf:"bytes,3,rep,name=geoip,proto3" json:"geoip,omitempty"`
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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_sizecache int32 `json:"-"`
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@ -96,6 +98,13 @@ func (m *NameServer) GetPrioritizedDomain() []*NameServer_PriorityDomain {
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return nil
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}
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func (m *NameServer) GetGeoip() []*router.GeoIP {
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if m != nil {
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return m.Geoip
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}
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return nil
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}
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type NameServer_PriorityDomain struct {
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Type DomainMatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=v2ray.core.app.dns.DomainMatchingType" json:"type,omitempty"`
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Domain string `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
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@ -310,40 +319,42 @@ func init() {
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}
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var fileDescriptor_ed5695198e3def8f = []byte{
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// 552 bytes of a gzipped FileDescriptorProto
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}
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@ -8,6 +8,7 @@ option java_multiple_files = true;
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import "v2ray.com/core/common/net/address.proto";
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import "v2ray.com/core/common/net/destination.proto";
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import "v2ray.com/core/app/router/config.proto";
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message NameServer {
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v2ray.core.common.net.Endpoint address = 1;
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@ -18,6 +19,7 @@ message NameServer {
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}
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repeated PriorityDomain prioritized_domain = 2;
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repeated v2ray.core.app.router.GeoIP geoip = 3;
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}
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enum DomainMatchingType {
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@ -39,7 +41,7 @@ message Config {
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// Deprecated. Use static_hosts.
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map<string, v2ray.core.common.net.IPOrDomain> Hosts = 2 [deprecated = true];
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// Client IP for EDNS client subnet. Must be 4 bytes (IPv4) or 16 bytes (IPv6).
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// Client IP for EDNS client subnet. Must be 4 bytes (IPv4) or 16 bytes (IPv6).
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bytes client_ip = 3;
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message HostMapping {
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@ -10,7 +10,9 @@ import (
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"time"
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"v2ray.com/core"
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"v2ray.com/core/app/router"
|
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"v2ray.com/core/common"
|
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"v2ray.com/core/common/errors"
|
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"v2ray.com/core/common/net"
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"v2ray.com/core/common/session"
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"v2ray.com/core/common/strmatcher"
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@ -28,9 +30,35 @@ type Server struct {
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clientIP net.IP
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domainMatcher strmatcher.IndexMatcher
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domainIndexMap map[uint32]uint32
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ipIndexMap map[uint32]*MultiGeoIPMatcher
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tag string
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}
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// MultiGeoIPMatcher for match
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type MultiGeoIPMatcher struct {
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matchers []*router.GeoIPMatcher
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}
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var errExpectedIPNonMatch = errors.New("expected ip not match")
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|
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// Match check ip match
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func (c *MultiGeoIPMatcher) Match(ip net.IP) bool {
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for _, matcher := range c.matchers {
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if matcher.Match(ip) {
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return true
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}
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}
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return false
|
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}
|
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|
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// HasMatcher check has matcher
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func (c *MultiGeoIPMatcher) HasMatcher() bool {
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if len(c.matchers) > 0 {
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return true
|
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}
|
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return false
|
||||
}
|
||||
|
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func generateRandomTag() string {
|
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id := uuid.New()
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return "v2ray.system." + id.String()
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@ -87,9 +115,12 @@ func New(ctx context.Context, config *Config) (*Server, error) {
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addNameServer(destPB)
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}
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var geoIPMatcherContainer router.GeoIPMatcherContainer
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|
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if len(config.NameServer) > 0 {
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domainMatcher := &strmatcher.MatcherGroup{}
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domainIndexMap := make(map[uint32]uint32)
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ipIndexMap := make(map[uint32]*MultiGeoIPMatcher)
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|
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for _, ns := range config.NameServer {
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idx := addNameServer(ns.Address)
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@ -102,10 +133,23 @@ func New(ctx context.Context, config *Config) (*Server, error) {
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midx := domainMatcher.Add(matcher)
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domainIndexMap[midx] = uint32(idx)
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}
|
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|
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var matchers []*router.GeoIPMatcher
|
||||
for _, geoip := range ns.Geoip {
|
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matcher, err := geoIPMatcherContainer.Add(geoip)
|
||||
if err != nil {
|
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return nil, newError("failed to create ip matcher").Base(err).AtWarning()
|
||||
}
|
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matchers = append(matchers, matcher)
|
||||
|
||||
}
|
||||
matcher := &MultiGeoIPMatcher{matchers: matchers}
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||||
ipIndexMap[uint32(idx)] = matcher
|
||||
}
|
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|
||||
server.domainMatcher = domainMatcher
|
||||
server.domainIndexMap = domainIndexMap
|
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server.ipIndexMap = ipIndexMap
|
||||
}
|
||||
|
||||
if len(server.clients) == 0 {
|
||||
@ -135,7 +179,35 @@ func (s *Server) IsOwnLink(ctx context.Context) bool {
|
||||
return inbound != nil && inbound.Tag == s.tag
|
||||
}
|
||||
|
||||
func (s *Server) queryIPTimeout(client Client, domain string, option IPOption) ([]net.IP, error) {
|
||||
// Match check dns ip match geoip
|
||||
func (s *Server) Match(idx uint32, client Client, domain string, ips []net.IP) ([]net.IP, error) {
|
||||
matcher, exist := s.ipIndexMap[idx]
|
||||
if exist == false {
|
||||
newError("domain ", domain, " server not in ipIndexMap: ", client.Name(), " idx:", idx, " just return").AtDebug().WriteToLog()
|
||||
return ips, nil
|
||||
}
|
||||
|
||||
if matcher.HasMatcher() == false {
|
||||
newError("domain ", domain, " server has not valid matcher: ", client.Name(), " idx:", idx, " just return").AtDebug().WriteToLog()
|
||||
return ips, nil
|
||||
}
|
||||
|
||||
newIps := []net.IP{}
|
||||
for _, ip := range ips {
|
||||
if matcher.Match(ip) {
|
||||
newIps = append(newIps, ip)
|
||||
newError("domain ", domain, " ip ", ip, " is match at server ", client.Name(), " idx:", idx).AtDebug().WriteToLog()
|
||||
} else {
|
||||
newError("domain ", domain, " ip ", ip, " is not match at server ", client.Name(), " idx:", idx).AtDebug().WriteToLog()
|
||||
}
|
||||
}
|
||||
if len(newIps) == 0 {
|
||||
return nil, errExpectedIPNonMatch
|
||||
}
|
||||
return newIps, nil
|
||||
}
|
||||
|
||||
func (s *Server) queryIPTimeout(idx uint32, client Client, domain string, option IPOption) ([]net.IP, error) {
|
||||
ctx, cancel := context.WithTimeout(context.Background(), time.Second*4)
|
||||
if len(s.tag) > 0 {
|
||||
ctx = session.ContextWithInbound(ctx, &session.Inbound{
|
||||
@ -144,6 +216,12 @@ func (s *Server) queryIPTimeout(client Client, domain string, option IPOption) (
|
||||
}
|
||||
ips, err := client.QueryIP(ctx, domain, option)
|
||||
cancel()
|
||||
|
||||
if err != nil {
|
||||
return ips, err
|
||||
}
|
||||
|
||||
ips, err = s.Match(idx, client, domain, ips)
|
||||
return ips, err
|
||||
}
|
||||
|
||||
@ -217,12 +295,13 @@ func (s *Server) lookupIPInternal(domain string, option IPOption) ([]net.IP, err
|
||||
}
|
||||
|
||||
var lastErr error
|
||||
var matchedClient Client
|
||||
if s.domainMatcher != nil {
|
||||
idx := s.domainMatcher.Match(domain)
|
||||
if idx > 0 {
|
||||
ns := s.clients[s.domainIndexMap[idx]]
|
||||
newError("querying domain ", domain, " at ", ns.Name()).WriteToLog()
|
||||
ips, err := s.queryIPTimeout(ns, domain, option)
|
||||
matchedClient = s.clients[s.domainIndexMap[idx]]
|
||||
newError("domain matched, direct lookup ip for domain ", domain, " at ", matchedClient.Name()).WriteToLog()
|
||||
ips, err := s.queryIPTimeout(s.domainIndexMap[idx], matchedClient, domain, option)
|
||||
if len(ips) > 0 {
|
||||
return ips, nil
|
||||
}
|
||||
@ -230,22 +309,30 @@ func (s *Server) lookupIPInternal(domain string, option IPOption) ([]net.IP, err
|
||||
return nil, err
|
||||
}
|
||||
if err != nil {
|
||||
newError("failed to lookup ip for domain ", domain, " at server ", ns.Name()).Base(err).WriteToLog()
|
||||
newError("failed to lookup ip for domain ", domain, " at server ", matchedClient.Name()).Base(err).WriteToLog()
|
||||
lastErr = err
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for _, client := range s.clients {
|
||||
ips, err := s.queryIPTimeout(client, domain, option)
|
||||
for idx, client := range s.clients {
|
||||
if client == matchedClient {
|
||||
newError("domain ", domain, " at server ", client.Name(), " idx:", idx, " already lookup failed, just ignore").AtDebug().WriteToLog()
|
||||
continue
|
||||
}
|
||||
|
||||
newError("try to lookup ip for domain ", domain, " at server ", client.Name(), " idx:", idx).AtDebug().WriteToLog()
|
||||
ips, err := s.queryIPTimeout(uint32(idx), client, domain, option)
|
||||
if len(ips) > 0 {
|
||||
newError("lookup ip for domain ", domain, " success: ", ips, " at server ", client.Name(), " idx:", idx).AtDebug().WriteToLog()
|
||||
return ips, nil
|
||||
}
|
||||
|
||||
if err != nil {
|
||||
newError("failed to lookup ip for domain ", domain, " at server ", client.Name()).Base(err).WriteToLog()
|
||||
lastErr = err
|
||||
}
|
||||
if err != context.Canceled && err != context.DeadlineExceeded {
|
||||
if err != context.Canceled && err != context.DeadlineExceeded && err != errExpectedIPNonMatch {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
@ -13,6 +13,7 @@ import (
|
||||
"v2ray.com/core/app/policy"
|
||||
"v2ray.com/core/app/proxyman"
|
||||
_ "v2ray.com/core/app/proxyman/outbound"
|
||||
"v2ray.com/core/app/router"
|
||||
"v2ray.com/core/common"
|
||||
"v2ray.com/core/common/net"
|
||||
"v2ray.com/core/common/serial"
|
||||
@ -426,3 +427,124 @@ func TestStaticHostDomain(t *testing.T) {
|
||||
|
||||
dnsServer.Shutdown()
|
||||
}
|
||||
|
||||
func TestIPMatch(t *testing.T) {
|
||||
port := udp.PickPort()
|
||||
|
||||
dnsServer := dns.Server{
|
||||
Addr: "127.0.0.1:" + port.String(),
|
||||
Net: "udp",
|
||||
Handler: &staticHandler{},
|
||||
UDPSize: 1200,
|
||||
}
|
||||
|
||||
go dnsServer.ListenAndServe()
|
||||
time.Sleep(time.Second)
|
||||
|
||||
config := &core.Config{
|
||||
App: []*serial.TypedMessage{
|
||||
serial.ToTypedMessage(&Config{
|
||||
NameServers: []*net.Endpoint{
|
||||
{
|
||||
Network: net.Network_UDP,
|
||||
Address: &net.IPOrDomain{
|
||||
Address: &net.IPOrDomain_Ip{
|
||||
Ip: []byte{127, 0, 0, 1},
|
||||
},
|
||||
},
|
||||
Port: 9999, /* unreachable */
|
||||
},
|
||||
},
|
||||
NameServer: []*NameServer{
|
||||
// private dns, not match
|
||||
{
|
||||
Address: &net.Endpoint{
|
||||
Network: net.Network_UDP,
|
||||
Address: &net.IPOrDomain{
|
||||
Address: &net.IPOrDomain_Ip{
|
||||
Ip: []byte{127, 0, 0, 1},
|
||||
},
|
||||
},
|
||||
Port: uint32(port),
|
||||
},
|
||||
Geoip: []*router.GeoIP{
|
||||
{
|
||||
CountryCode: "local",
|
||||
Cidr: []*router.CIDR{
|
||||
{
|
||||
// inner ip, will not match
|
||||
Ip: []byte{192, 168, 11, 1},
|
||||
Prefix: 32,
|
||||
},
|
||||
},
|
||||
},
|
||||
},
|
||||
},
|
||||
// second dns, match ip
|
||||
{
|
||||
Address: &net.Endpoint{
|
||||
Network: net.Network_UDP,
|
||||
Address: &net.IPOrDomain{
|
||||
Address: &net.IPOrDomain_Ip{
|
||||
Ip: []byte{127, 0, 0, 1},
|
||||
},
|
||||
},
|
||||
Port: uint32(port),
|
||||
},
|
||||
Geoip: []*router.GeoIP{
|
||||
{
|
||||
CountryCode: "test",
|
||||
Cidr: []*router.CIDR{
|
||||
{
|
||||
Ip: []byte{8, 8, 8, 8},
|
||||
Prefix: 32,
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
CountryCode: "test",
|
||||
Cidr: []*router.CIDR{
|
||||
{
|
||||
Ip: []byte{8, 8, 8, 4},
|
||||
Prefix: 32,
|
||||
},
|
||||
},
|
||||
},
|
||||
},
|
||||
},
|
||||
},
|
||||
}),
|
||||
serial.ToTypedMessage(&dispatcher.Config{}),
|
||||
serial.ToTypedMessage(&proxyman.OutboundConfig{}),
|
||||
serial.ToTypedMessage(&policy.Config{}),
|
||||
},
|
||||
Outbound: []*core.OutboundHandlerConfig{
|
||||
{
|
||||
ProxySettings: serial.ToTypedMessage(&freedom.Config{}),
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
v, err := core.New(config)
|
||||
common.Must(err)
|
||||
|
||||
client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
|
||||
|
||||
startTime := time.Now()
|
||||
|
||||
{
|
||||
ips, err := client.LookupIP("google.com")
|
||||
if err != nil {
|
||||
t.Fatal("unexpected error: ", err)
|
||||
}
|
||||
|
||||
if r := cmp.Diff(ips, []net.IP{{8, 8, 8, 8}}); r != "" {
|
||||
t.Fatal(r)
|
||||
}
|
||||
}
|
||||
|
||||
endTime := time.Now()
|
||||
if startTime.After(endTime.Add(time.Second * 2)) {
|
||||
t.Error("DNS query doesn't finish in 2 seconds.")
|
||||
}
|
||||
}
|
||||
|
||||
@ -11,9 +11,10 @@ import (
|
||||
)
|
||||
|
||||
type NameServerConfig struct {
|
||||
Address *Address
|
||||
Port uint16
|
||||
Domains []string
|
||||
Address *Address
|
||||
Port uint16
|
||||
Domains []string
|
||||
ExpectIPs StringList
|
||||
}
|
||||
|
||||
func (c *NameServerConfig) UnmarshalJSON(data []byte) error {
|
||||
@ -25,14 +26,16 @@ func (c *NameServerConfig) UnmarshalJSON(data []byte) error {
|
||||
}
|
||||
|
||||
var advanced struct {
|
||||
Address *Address `json:"address"`
|
||||
Port uint16 `json:"port"`
|
||||
Domains []string `json:"domains"`
|
||||
Address *Address `json:"address"`
|
||||
Port uint16 `json:"port"`
|
||||
Domains []string `json:"domains"`
|
||||
ExpectIPs StringList `json:"expectIps"`
|
||||
}
|
||||
if err := json.Unmarshal(data, &advanced); err == nil {
|
||||
c.Address = advanced.Address
|
||||
c.Port = advanced.Port
|
||||
c.Domains = advanced.Domains
|
||||
c.ExpectIPs = advanced.ExpectIPs
|
||||
return nil
|
||||
}
|
||||
|
||||
@ -75,6 +78,11 @@ func (c *NameServerConfig) Build() (*dns.NameServer, error) {
|
||||
}
|
||||
}
|
||||
|
||||
geoipList, err := toCidrList(c.ExpectIPs)
|
||||
if err != nil {
|
||||
return nil, newError("invalid ip rule: ", c.ExpectIPs).Base(err)
|
||||
}
|
||||
|
||||
return &dns.NameServer{
|
||||
Address: &net.Endpoint{
|
||||
Network: net.Network_UDP,
|
||||
@ -82,6 +90,7 @@ func (c *NameServerConfig) Build() (*dns.NameServer, error) {
|
||||
Port: uint32(c.Port),
|
||||
},
|
||||
PrioritizedDomain: domains,
|
||||
Geoip: geoipList,
|
||||
}, nil
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user