mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-12-22 01:57:12 -05:00
support per-domain prioritized name server
This commit is contained in:
Darien Raymond
parent
b45ff351c3
commit
f227e85b54
@ -16,33 +16,130 @@ var _ = math.Inf
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// proto package needs to be updated.
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const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
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type Config_HostMapping_Type int32
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type DomainMatchingType int32
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const (
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Config_HostMapping_Full Config_HostMapping_Type = 0
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Config_HostMapping_SubDomain Config_HostMapping_Type = 1
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DomainMatchingType_Full DomainMatchingType = 0
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DomainMatchingType_Subdomain DomainMatchingType = 1
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DomainMatchingType_Keyword DomainMatchingType = 2
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)
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var Config_HostMapping_Type_name = map[int32]string{
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var DomainMatchingType_name = map[int32]string{
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0: "Full",
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1: "SubDomain",
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1: "Subdomain",
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2: "Keyword",
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}
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var Config_HostMapping_Type_value = map[string]int32{
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var DomainMatchingType_value = map[string]int32{
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"Full": 0,
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"SubDomain": 1,
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"Subdomain": 1,
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"Keyword": 2,
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}
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func (x Config_HostMapping_Type) String() string {
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return proto.EnumName(Config_HostMapping_Type_name, int32(x))
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func (x DomainMatchingType) String() string {
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return proto.EnumName(DomainMatchingType_name, int32(x))
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}
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func (Config_HostMapping_Type) EnumDescriptor() ([]byte, []int) {
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return fileDescriptor_config_b3d430ec01af18aa, []int{0, 1, 0}
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func (DomainMatchingType) EnumDescriptor() ([]byte, []int) {
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return fileDescriptor_config_6f85f947d5116df4, []int{0}
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}
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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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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_sizecache int32 `json:"-"`
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}
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func (m *NameServer) Reset() { *m = NameServer{} }
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func (m *NameServer) String() string { return proto.CompactTextString(m) }
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func (*NameServer) ProtoMessage() {}
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func (*NameServer) Descriptor() ([]byte, []int) {
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return fileDescriptor_config_6f85f947d5116df4, []int{0}
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}
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func (m *NameServer) XXX_Unmarshal(b []byte) error {
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return xxx_messageInfo_NameServer.Unmarshal(m, b)
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}
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func (m *NameServer) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
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return xxx_messageInfo_NameServer.Marshal(b, m, deterministic)
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}
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func (dst *NameServer) XXX_Merge(src proto.Message) {
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xxx_messageInfo_NameServer.Merge(dst, src)
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}
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func (m *NameServer) XXX_Size() int {
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return xxx_messageInfo_NameServer.Size(m)
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}
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func (m *NameServer) XXX_DiscardUnknown() {
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xxx_messageInfo_NameServer.DiscardUnknown(m)
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}
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var xxx_messageInfo_NameServer proto.InternalMessageInfo
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func (m *NameServer) GetAddress() *net.Endpoint {
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if m != nil {
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return m.Address
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}
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return nil
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}
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func (m *NameServer) GetPrioritizedDomain() []*NameServer_PriorityDomain {
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if m != nil {
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return m.PrioritizedDomain
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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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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_sizecache int32 `json:"-"`
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}
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func (m *NameServer_PriorityDomain) Reset() { *m = NameServer_PriorityDomain{} }
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func (m *NameServer_PriorityDomain) String() string { return proto.CompactTextString(m) }
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func (*NameServer_PriorityDomain) ProtoMessage() {}
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func (*NameServer_PriorityDomain) Descriptor() ([]byte, []int) {
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return fileDescriptor_config_6f85f947d5116df4, []int{0, 0}
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}
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func (m *NameServer_PriorityDomain) XXX_Unmarshal(b []byte) error {
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return xxx_messageInfo_NameServer_PriorityDomain.Unmarshal(m, b)
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}
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func (m *NameServer_PriorityDomain) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
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return xxx_messageInfo_NameServer_PriorityDomain.Marshal(b, m, deterministic)
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}
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func (dst *NameServer_PriorityDomain) XXX_Merge(src proto.Message) {
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xxx_messageInfo_NameServer_PriorityDomain.Merge(dst, src)
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}
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func (m *NameServer_PriorityDomain) XXX_Size() int {
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return xxx_messageInfo_NameServer_PriorityDomain.Size(m)
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}
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func (m *NameServer_PriorityDomain) XXX_DiscardUnknown() {
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xxx_messageInfo_NameServer_PriorityDomain.DiscardUnknown(m)
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}
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var xxx_messageInfo_NameServer_PriorityDomain proto.InternalMessageInfo
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func (m *NameServer_PriorityDomain) GetType() DomainMatchingType {
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if m != nil {
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return m.Type
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}
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return DomainMatchingType_Full
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}
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func (m *NameServer_PriorityDomain) GetDomain() string {
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if m != nil {
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return m.Domain
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}
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return ""
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}
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type Config struct {
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// Nameservers used by this DNS. Only traditional UDP servers are support at the moment.
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// A special value 'localhost' as a domain address can be set to use DNS on local system.
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NameServers []*net.Endpoint `protobuf:"bytes,1,rep,name=NameServers,proto3" json:"NameServers,omitempty"`
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NameServers []*net.Endpoint `protobuf:"bytes,1,rep,name=NameServers,proto3" json:"NameServers,omitempty"` // Deprecated: Do not use.
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// NameServer list used by this DNS client.
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NameServer []*NameServer `protobuf:"bytes,5,rep,name=name_server,json=nameServer,proto3" json:"name_server,omitempty"`
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// Static hosts. Domain to IP.
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// Deprecated. Use static_hosts.
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Hosts map[string]*net.IPOrDomain `protobuf:"bytes,2,rep,name=Hosts,proto3" json:"Hosts,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"` // Deprecated: Do not use.
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@ -58,7 +155,7 @@ func (m *Config) Reset() { *m = Config{} }
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func (m *Config) String() string { return proto.CompactTextString(m) }
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func (*Config) ProtoMessage() {}
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func (*Config) Descriptor() ([]byte, []int) {
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return fileDescriptor_config_b3d430ec01af18aa, []int{0}
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return fileDescriptor_config_6f85f947d5116df4, []int{1}
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}
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func (m *Config) XXX_Unmarshal(b []byte) error {
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return xxx_messageInfo_Config.Unmarshal(m, b)
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@ -78,6 +175,7 @@ func (m *Config) XXX_DiscardUnknown() {
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var xxx_messageInfo_Config proto.InternalMessageInfo
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// Deprecated: Do not use.
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func (m *Config) GetNameServers() []*net.Endpoint {
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if m != nil {
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return m.NameServers
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@ -85,6 +183,13 @@ func (m *Config) GetNameServers() []*net.Endpoint {
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return nil
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}
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func (m *Config) GetNameServer() []*NameServer {
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if m != nil {
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return m.NameServer
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}
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return nil
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}
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// Deprecated: Do not use.
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func (m *Config) GetHosts() map[string]*net.IPOrDomain {
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if m != nil {
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@ -108,19 +213,19 @@ func (m *Config) GetStaticHosts() []*Config_HostMapping {
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}
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type Config_HostMapping struct {
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Type Config_HostMapping_Type `protobuf:"varint,1,opt,name=type,proto3,enum=v2ray.core.app.dns.Config_HostMapping_Type" json:"type,omitempty"`
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Domain string `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
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Ip [][]byte `protobuf:"bytes,3,rep,name=ip,proto3" json:"ip,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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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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Ip [][]byte `protobuf:"bytes,3,rep,name=ip,proto3" json:"ip,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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}
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func (m *Config_HostMapping) Reset() { *m = Config_HostMapping{} }
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func (m *Config_HostMapping) String() string { return proto.CompactTextString(m) }
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func (*Config_HostMapping) ProtoMessage() {}
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func (*Config_HostMapping) Descriptor() ([]byte, []int) {
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return fileDescriptor_config_b3d430ec01af18aa, []int{0, 1}
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return fileDescriptor_config_6f85f947d5116df4, []int{1, 1}
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}
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func (m *Config_HostMapping) XXX_Unmarshal(b []byte) error {
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return xxx_messageInfo_Config_HostMapping.Unmarshal(m, b)
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@ -140,11 +245,11 @@ func (m *Config_HostMapping) XXX_DiscardUnknown() {
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var xxx_messageInfo_Config_HostMapping proto.InternalMessageInfo
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func (m *Config_HostMapping) GetType() Config_HostMapping_Type {
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func (m *Config_HostMapping) GetType() DomainMatchingType {
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if m != nil {
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return m.Type
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}
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return Config_HostMapping_Full
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return DomainMatchingType_Full
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}
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func (m *Config_HostMapping) GetDomain() string {
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@ -162,42 +267,51 @@ func (m *Config_HostMapping) GetIp() [][]byte {
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}
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func init() {
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proto.RegisterType((*NameServer)(nil), "v2ray.core.app.dns.NameServer")
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proto.RegisterType((*NameServer_PriorityDomain)(nil), "v2ray.core.app.dns.NameServer.PriorityDomain")
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proto.RegisterType((*Config)(nil), "v2ray.core.app.dns.Config")
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proto.RegisterMapType((map[string]*net.IPOrDomain)(nil), "v2ray.core.app.dns.Config.HostsEntry")
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proto.RegisterType((*Config_HostMapping)(nil), "v2ray.core.app.dns.Config.HostMapping")
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proto.RegisterEnum("v2ray.core.app.dns.Config_HostMapping_Type", Config_HostMapping_Type_name, Config_HostMapping_Type_value)
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proto.RegisterEnum("v2ray.core.app.dns.DomainMatchingType", DomainMatchingType_name, DomainMatchingType_value)
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}
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func init() {
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proto.RegisterFile("v2ray.com/core/app/dns/config.proto", fileDescriptor_config_b3d430ec01af18aa)
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proto.RegisterFile("v2ray.com/core/app/dns/config.proto", fileDescriptor_config_6f85f947d5116df4)
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}
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var fileDescriptor_config_b3d430ec01af18aa = []byte{
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|
||||
0x57, 0x1d, 0x0a, 0xcd, 0x9f, 0x45, 0xa8, 0x0f, 0x15, 0x5b, 0x2a, 0xe6, 0x72, 0x36, 0xd3, 0xbd,
|
||||
0x4d, 0x0e, 0x5e, 0x79, 0x4c, 0x6c, 0x7e, 0xc6, 0xc5, 0xe4, 0x55, 0xa9, 0x58, 0xe6, 0x18, 0xb4,
|
||||
0x03, 0xb5, 0x1f, 0xf9, 0x82, 0x5e, 0x3d, 0x5b, 0x9e, 0x76, 0xbf, 0x54, 0xa0, 0x76, 0xe8, 0x16,
|
||||
0x81, 0x06, 0x10, 0xaf, 0x02, 0x2e, 0xda, 0x88, 0xfe, 0xa2, 0x8d, 0x83, 0xb0, 0x1d, 0x64, 0xeb,
|
||||
0x1c, 0xda, 0x87, 0x58, 0x90, 0x82, 0x8d, 0x8d, 0x3b, 0xb7, 0xab, 0x6e, 0xcc, 0xb5, 0xdf, 0xd7,
|
||||
0x91, 0x81, 0x58, 0x6d, 0x64, 0x1f, 0xaa, 0xcf, 0xa4, 0xb1, 0x66, 0xd9, 0xe4, 0xad, 0x4d, 0xa8,
|
||||
0x8f, 0x8c, 0x9d, 0x6e, 0x20, 0xac, 0x2e, 0x5d, 0x0e, 0xcf, 0xa1, 0xab, 0x50, 0xcf, 0xa7, 0x9c,
|
||||
0x09, 0x3b, 0xe6, 0xaa, 0x1d, 0x75, 0x83, 0x5e, 0x23, 0xdb, 0xf6, 0x17, 0x43, 0x85, 0x86, 0xd0,
|
||||
0x30, 0x96, 0x58, 0x9e, 0x8f, 0xcf, 0x9c, 0x49, 0xc5, 0x99, 0xec, 0xfd, 0xc1, 0xe4, 0x98, 0x28,
|
||||
0xc5, 0xc5, 0x24, 0x8b, 0x3d, 0xeb, 0x7c, 0x3a, 0x6f, 0x01, 0x56, 0x01, 0x50, 0x0b, 0xa2, 0x0f,
|
||||
0xac, 0x74, 0xcb, 0xa9, 0x67, 0x8b, 0x9f, 0xe8, 0x21, 0x54, 0xe7, 0x64, 0x3a, 0x63, 0xae, 0xf2,
|
||||
0x38, 0xbd, 0x71, 0x49, 0x95, 0xc3, 0xd1, 0x4b, 0xbd, 0x7c, 0x0d, 0xbc, 0xbe, 0x1f, 0x3e, 0x0a,
|
||||
0x3a, 0x1f, 0x21, 0x5e, 0x33, 0xfe, 0x17, 0xbb, 0x47, 0x4d, 0x08, 0x5d, 0x41, 0x51, 0xaf, 0x91,
|
||||
0x85, 0x5c, 0xdd, 0xe9, 0x03, 0xba, 0x38, 0x03, 0x6d, 0x43, 0xe5, 0xe9, 0x6c, 0x3a, 0x6d, 0xfd,
|
||||
0x87, 0xfe, 0x87, 0xfa, 0xc9, 0xec, 0xd4, 0xc3, 0xad, 0x00, 0xc5, 0xb0, 0xf5, 0x9c, 0x95, 0x9f,
|
||||
0xa4, 0xa6, 0xad, 0xf0, 0xe0, 0x01, 0xec, 0xe4, 0xb2, 0xd8, 0x10, 0x6b, 0x14, 0xbc, 0x89, 0xa8,
|
||||
0x30, 0xdf, 0x42, 0xf4, 0x3a, 0xcd, 0x48, 0x89, 0x0f, 0x17, 0xff, 0x3d, 0x51, 0x0a, 0x1f, 0x09,
|
||||
0x73, 0x5a, 0x73, 0x9f, 0xe4, 0xfd, 0xef, 0x01, 0x00, 0x00, 0xff, 0xff, 0x78, 0xfa, 0x21, 0x21,
|
||||
0x23, 0x04, 0x00, 0x00,
|
||||
}
|
||||
|
||||
@ -9,10 +9,30 @@ option java_multiple_files = true;
|
||||
import "v2ray.com/core/common/net/address.proto";
|
||||
import "v2ray.com/core/common/net/destination.proto";
|
||||
|
||||
message NameServer {
|
||||
v2ray.core.common.net.Endpoint address = 1;
|
||||
|
||||
message PriorityDomain {
|
||||
DomainMatchingType type = 1;
|
||||
string domain = 2;
|
||||
}
|
||||
|
||||
repeated PriorityDomain prioritized_domain = 2;
|
||||
}
|
||||
|
||||
enum DomainMatchingType {
|
||||
Full = 0;
|
||||
Subdomain = 1;
|
||||
Keyword = 2;
|
||||
}
|
||||
|
||||
message Config {
|
||||
// Nameservers used by this DNS. Only traditional UDP servers are support at the moment.
|
||||
// A special value 'localhost' as a domain address can be set to use DNS on local system.
|
||||
repeated v2ray.core.common.net.Endpoint NameServers = 1;
|
||||
repeated v2ray.core.common.net.Endpoint NameServers = 1 [deprecated = true];
|
||||
|
||||
// NameServer list used by this DNS client.
|
||||
repeated NameServer name_server = 5;
|
||||
|
||||
// Static hosts. Domain to IP.
|
||||
// Deprecated. Use static_hosts.
|
||||
@ -22,12 +42,7 @@ message Config {
|
||||
bytes client_ip = 3;
|
||||
|
||||
message HostMapping {
|
||||
enum Type {
|
||||
Full = 0;
|
||||
SubDomain = 1;
|
||||
}
|
||||
|
||||
Type type = 1;
|
||||
DomainMatchingType type = 1;
|
||||
string domain = 2;
|
||||
repeated bytes ip = 3;
|
||||
}
|
||||
|
||||
@ -11,9 +11,22 @@ type StaticHosts struct {
|
||||
matchers *strmatcher.MatcherGroup
|
||||
}
|
||||
|
||||
var typeMap = map[Config_HostMapping_Type]strmatcher.Type{
|
||||
Config_HostMapping_Full: strmatcher.Full,
|
||||
Config_HostMapping_SubDomain: strmatcher.Domain,
|
||||
var typeMap = map[DomainMatchingType]strmatcher.Type{
|
||||
DomainMatchingType_Full: strmatcher.Full,
|
||||
DomainMatchingType_Subdomain: strmatcher.Domain,
|
||||
DomainMatchingType_Keyword: strmatcher.Substr,
|
||||
}
|
||||
|
||||
func toStrMatcher(t DomainMatchingType, domain string) (strmatcher.Matcher, error) {
|
||||
strMType, f := typeMap[t]
|
||||
if !f {
|
||||
return nil, newError("unknown mapping type", t).AtWarning()
|
||||
}
|
||||
matcher, err := strMType.New(domain)
|
||||
if err != nil {
|
||||
return nil, newError("failed to create str matcher").Base(err)
|
||||
}
|
||||
return matcher, nil
|
||||
}
|
||||
|
||||
func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDomain) (*StaticHosts, error) {
|
||||
@ -39,11 +52,7 @@ func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDoma
|
||||
}
|
||||
|
||||
for _, mapping := range hosts {
|
||||
strMType, f := typeMap[mapping.Type]
|
||||
if !f {
|
||||
return nil, newError("unknown mapping type", mapping.Type).AtWarning()
|
||||
}
|
||||
matcher, err := strMType.New(mapping.Domain)
|
||||
matcher, err := toStrMatcher(mapping.Type, mapping.Domain)
|
||||
if err != nil {
|
||||
return nil, newError("failed to create domain matcher").Base(err)
|
||||
}
|
||||
|
||||
@ -12,14 +12,14 @@ func TestStaticHosts(t *testing.T) {
|
||||
|
||||
pb := []*Config_HostMapping{
|
||||
{
|
||||
Type: Config_HostMapping_Full,
|
||||
Type: DomainMatchingType_Full,
|
||||
Domain: "v2ray.com",
|
||||
Ip: [][]byte{
|
||||
{1, 1, 1, 1},
|
||||
},
|
||||
},
|
||||
{
|
||||
Type: Config_HostMapping_SubDomain,
|
||||
Type: DomainMatchingType_Subdomain,
|
||||
Domain: "v2ray.cn",
|
||||
Ip: [][]byte{
|
||||
{2, 2, 2, 2},
|
||||
|
||||
@ -6,7 +6,7 @@ import (
|
||||
"v2ray.com/core/common/net"
|
||||
)
|
||||
|
||||
type NameServer interface {
|
||||
type NameServerInterface interface {
|
||||
QueryIP(ctx context.Context, domain string) ([]net.IP, error)
|
||||
}
|
||||
|
||||
|
||||
@ -10,18 +10,21 @@ import (
|
||||
"v2ray.com/core"
|
||||
"v2ray.com/core/common"
|
||||
"v2ray.com/core/common/net"
|
||||
"v2ray.com/core/common/strmatcher"
|
||||
)
|
||||
|
||||
type Server struct {
|
||||
sync.Mutex
|
||||
hosts *StaticHosts
|
||||
servers []NameServer
|
||||
clientIP net.IP
|
||||
hosts *StaticHosts
|
||||
servers []NameServerInterface
|
||||
clientIP net.IP
|
||||
domainMatcher strmatcher.IndexMatcher
|
||||
domainIndexMap map[uint32]uint32
|
||||
}
|
||||
|
||||
func New(ctx context.Context, config *Config) (*Server, error) {
|
||||
server := &Server{
|
||||
servers: make([]NameServer, len(config.NameServers)),
|
||||
servers: make([]NameServerInterface, 0, len(config.NameServers)+len(config.NameServer)),
|
||||
}
|
||||
if len(config.ClientIp) > 0 {
|
||||
if len(config.ClientIp) != 4 && len(config.ClientIp) != 16 {
|
||||
@ -41,20 +44,52 @@ func New(ctx context.Context, config *Config) (*Server, error) {
|
||||
return nil, newError("unable to register DNSClient.").Base(err)
|
||||
}
|
||||
|
||||
for idx, destPB := range config.NameServers {
|
||||
address := destPB.Address.AsAddress()
|
||||
addNameServer := func(endpoint *net.Endpoint) int {
|
||||
address := endpoint.Address.AsAddress()
|
||||
if address.Family().IsDomain() && address.Domain() == "localhost" {
|
||||
server.servers[idx] = NewLocalNameServer()
|
||||
server.servers = append(server.servers, NewLocalNameServer())
|
||||
} else {
|
||||
dest := destPB.AsDestination()
|
||||
dest := endpoint.AsDestination()
|
||||
if dest.Network == net.Network_Unknown {
|
||||
dest.Network = net.Network_UDP
|
||||
}
|
||||
if dest.Network == net.Network_UDP {
|
||||
server.servers[idx] = NewClassicNameServer(dest, v.Dispatcher(), server.clientIP)
|
||||
server.servers = append(server.servers, NewClassicNameServer(dest, v.Dispatcher(), server.clientIP))
|
||||
}
|
||||
}
|
||||
return len(server.servers) - 1
|
||||
}
|
||||
|
||||
for _, destPB := range config.NameServers {
|
||||
addNameServer(destPB)
|
||||
}
|
||||
|
||||
if len(config.NameServer) > 0 {
|
||||
domainMatcher := &strmatcher.MatcherGroup{}
|
||||
domainIndexMap := make(map[uint32]uint32)
|
||||
|
||||
for _, ns := range config.NameServer {
|
||||
idx := addNameServer(ns.Address)
|
||||
|
||||
for _, domain := range ns.PrioritizedDomain {
|
||||
matcher, err := toStrMatcher(domain.Type, domain.Domain)
|
||||
if err != nil {
|
||||
return nil, newError("failed to create proritized domain").Base(err).AtWarning()
|
||||
}
|
||||
midx := domainMatcher.Add(matcher)
|
||||
domainIndexMap[midx] = uint32(idx)
|
||||
}
|
||||
}
|
||||
|
||||
if domainMatcher.Size() > 64 {
|
||||
server.domainMatcher = strmatcher.NewCachedMatcherGroup(domainMatcher)
|
||||
} else {
|
||||
server.domainMatcher = domainMatcher
|
||||
}
|
||||
|
||||
server.domainIndexMap = domainIndexMap
|
||||
}
|
||||
|
||||
if len(config.NameServers) == 0 {
|
||||
server.servers = append(server.servers, NewLocalNameServer())
|
||||
}
|
||||
@ -72,22 +107,41 @@ func (s *Server) Close() error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (s *Server) queryIPTimeout(server NameServerInterface, domain string) ([]net.IP, error) {
|
||||
ctx, cancel := context.WithTimeout(context.Background(), time.Second*4)
|
||||
ips, err := server.QueryIP(ctx, domain)
|
||||
cancel()
|
||||
return ips, err
|
||||
}
|
||||
|
||||
func (s *Server) LookupIP(domain string) ([]net.IP, error) {
|
||||
if ip := s.hosts.LookupIP(domain); len(ip) > 0 {
|
||||
return ip, nil
|
||||
}
|
||||
|
||||
var lastErr error
|
||||
for _, server := range s.servers {
|
||||
ctx, cancel := context.WithTimeout(context.Background(), time.Second*4)
|
||||
ips, err := server.QueryIP(ctx, domain)
|
||||
cancel()
|
||||
if err != nil {
|
||||
lastErr = err
|
||||
if s.domainMatcher != nil {
|
||||
idx := s.domainMatcher.Match(domain)
|
||||
if idx > 0 {
|
||||
ns := s.servers[idx]
|
||||
ips, err := s.queryIPTimeout(ns, domain)
|
||||
if len(ips) > 0 {
|
||||
return ips, nil
|
||||
}
|
||||
if err != nil {
|
||||
lastErr = err
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for _, server := range s.servers {
|
||||
ips, err := s.queryIPTimeout(server, domain)
|
||||
if len(ips) > 0 {
|
||||
return ips, nil
|
||||
}
|
||||
if err != nil {
|
||||
lastErr = err
|
||||
}
|
||||
}
|
||||
|
||||
return nil, newError("returning nil for domain ", domain).Base(lastErr)
|
||||
|
||||
@ -2,6 +2,7 @@ package dns_test
|
||||
|
||||
import (
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"v2ray.com/core"
|
||||
"v2ray.com/core/app/dispatcher"
|
||||
@ -98,3 +99,79 @@ func TestUDPServer(t *testing.T) {
|
||||
assert(len(ips), Equals, 1)
|
||||
assert([]byte(ips[0]), Equals, []byte{8, 8, 8, 8})
|
||||
}
|
||||
|
||||
func TestPrioritizedDomain(t *testing.T) {
|
||||
assert := With(t)
|
||||
|
||||
port := udp.PickPort()
|
||||
|
||||
dnsServer := dns.Server{
|
||||
Addr: "127.0.0.1:" + port.String(),
|
||||
Net: "udp",
|
||||
Handler: &staticHandler{},
|
||||
UDPSize: 1200,
|
||||
}
|
||||
|
||||
go dnsServer.ListenAndServe()
|
||||
|
||||
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{
|
||||
{
|
||||
Address: &net.Endpoint{
|
||||
Network: net.Network_UDP,
|
||||
Address: &net.IPOrDomain{
|
||||
Address: &net.IPOrDomain_Ip{
|
||||
Ip: []byte{127, 0, 0, 1},
|
||||
},
|
||||
},
|
||||
Port: uint32(port),
|
||||
},
|
||||
PrioritizedDomain: []*NameServer_PriorityDomain{
|
||||
{
|
||||
Type: DomainMatchingType_Full,
|
||||
Domain: "google.com",
|
||||
},
|
||||
},
|
||||
},
|
||||
},
|
||||
}),
|
||||
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)
|
||||
assert(err, IsNil)
|
||||
|
||||
client := v.DNSClient()
|
||||
|
||||
startTime := time.Now()
|
||||
ips, err := client.LookupIP("google.com")
|
||||
assert(err, IsNil)
|
||||
assert(len(ips), Equals, 1)
|
||||
assert([]byte(ips[0]), Equals, []byte{8, 8, 8, 8})
|
||||
|
||||
endTime := time.Now()
|
||||
if startTime.After(endTime.Add(time.Second * 2)) {
|
||||
t.Error("DNS query doesn't finish in 2 seconds.")
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user