dns

package
v5.15.0 Latest Latest
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 Go to latest Published: Mar 15, 2024 License: MIT Imports: 42 Imported by: 5

Documentation

Overview

Package dns is an implementation of core.DNS feature.

Index

Constants

View Source 
const NextProtoDQ = "doq"

NextProtoDQ - During connection establishment, DNS/QUIC support is indicated by selecting the ALPN token "doq" in the crypto handshake.

Variables

View Source 
var (
	DomainMatchingType_name = map[int32]string{
		0: "Full",
		1: "Subdomain",
		2: "Keyword",
		3: "Regex",
	}
	DomainMatchingType_value = map[string]int32{
		"Full":      0,
		"Subdomain": 1,
		"Keyword":   2,
		"Regex":     3,
	}
)

Enum value maps for DomainMatchingType.

View Source 
var (
	QueryStrategy_name = map[int32]string{
		0: "USE_IP",
		1: "USE_IP4",
		2: "USE_IP6",
	}
	QueryStrategy_value = map[string]int32{
		"USE_IP":  0,
		"USE_IP4": 1,
		"USE_IP6": 2,
	}
)

Enum value maps for QueryStrategy.

View Source 
var (
	CacheStrategy_name = map[int32]string{
		0: "CacheEnabled",
		1: "CacheDisabled",
	}
	CacheStrategy_value = map[string]int32{
		"CacheEnabled":  0,
		"CacheDisabled": 1,
	}
)

Enum value maps for CacheStrategy.

View Source 
var (
	FallbackStrategy_name = map[int32]string{
		0: "Enabled",
		1: "Disabled",
		2: "DisabledIfAnyMatch",
	}
	FallbackStrategy_value = map[string]int32{
		"Enabled":            0,
		"Disabled":           1,
		"DisabledIfAnyMatch": 2,
	}
)

Enum value maps for FallbackStrategy.

View Source 
var File_app_dns_config_proto protoreflect.FileDescriptor

Functions

func Fqdn 

func Fqdn(domain string) string

Fqdn normalizes domain make sure it ends with '.'

func NewServer 

func NewServer(ctx context.Context, dest net.Destination, onCreated func(Server) error) error

NewServer creates a name server object according to the network destination url.

Types

type CacheStrategy added in v5.2.0 

type CacheStrategy int32
const (
	CacheStrategy_CacheEnabled  CacheStrategy = 0
	CacheStrategy_CacheDisabled CacheStrategy = 1
)

func (CacheStrategy) Descriptor added in v5.2.0 

func (CacheStrategy) Descriptor() protoreflect.EnumDescriptor

func (CacheStrategy) Enum added in v5.2.0 

func (x CacheStrategy) Enum() *CacheStrategy

func (CacheStrategy) EnumDescriptor deprecated added in v5.2.0 

func (CacheStrategy) EnumDescriptor() ([]byte, []int)

Deprecated: Use CacheStrategy.Descriptor instead.

func (CacheStrategy) Number added in v5.2.0 

func (x CacheStrategy) Number() protoreflect.EnumNumber

func (CacheStrategy) String added in v5.2.0 

func (x CacheStrategy) String() string

func (CacheStrategy) Type added in v5.2.0 

func (CacheStrategy) Type() protoreflect.EnumType

type ClassicNameServer 

type ClassicNameServer struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

ClassicNameServer implemented traditional UDP DNS.

func NewClassicNameServer 

func NewClassicNameServer(address net.Destination, dispatcher routing.Dispatcher) *ClassicNameServer

NewClassicNameServer creates udp server object for remote resolving.

func (*ClassicNameServer) Cleanup 

func (s *ClassicNameServer) Cleanup() error

Cleanup clears expired items from cache

func (*ClassicNameServer) HandleResponse 

func (s *ClassicNameServer) HandleResponse(ctx context.Context, packet *udp_proto.Packet)

HandleResponse handles udp response packet from remote DNS server.

func (*ClassicNameServer) Name 

func (s *ClassicNameServer) Name() string

Name implements Server.

func (*ClassicNameServer) QueryIP 

func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, disableCache bool) ([]net.IP, error)

QueryIP implements Server.

type Client 

type Client struct {
	// contains filtered or unexported fields
}

Client is the interface for DNS client.

func NewClient 

func NewClient(ctx context.Context, ns *NameServer, dns *Config) (*Client, error)

NewClient creates a DNS client managing a name server with client IP, domain rules and expected IPs.

func NewLocalDNSClient 

func NewLocalDNSClient() *Client

NewLocalDNSClient creates localdns client object for directly lookup in system DNS.

func (*Client) MatchExpectedIPs 

func (c *Client) MatchExpectedIPs(domain string, ips []net.IP) ([]net.IP, error)

MatchExpectedIPs matches queried domain IPs with expected IPs and returns matched ones.

func (*Client) Name 

func (c *Client) Name() string

Name returns the server name the client manages.

func (*Client) QueryIP 

func (c *Client) QueryIP(ctx context.Context, domain string, option dns.IPOption) ([]net.IP, error)

QueryIP send DNS query to the name server with the client's IP and IP options.

type Config 

type Config struct {

	// 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.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	NameServers []*net.Endpoint `protobuf:"bytes,1,rep,name=NameServers,proto3" json:"NameServers,omitempty"`
	// NameServer list used by this DNS client.
	NameServer []*NameServer `protobuf:"bytes,5,rep,name=name_server,json=nameServer,proto3" json:"name_server,omitempty"`
	// Static hosts. Domain to IP.
	// Deprecated. Use static_hosts.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	Hosts map[string]*net.IPOrDomain `` /* 151-byte string literal not displayed */
	// Client IP for EDNS client subnet. Must be 4 bytes (IPv4) or 16 bytes
	// (IPv6).
	ClientIp []byte `protobuf:"bytes,3,opt,name=client_ip,json=clientIp,proto3" json:"client_ip,omitempty"`
	// Static domain-ip mapping in DNS server.
	StaticHosts []*HostMapping `protobuf:"bytes,4,rep,name=static_hosts,json=staticHosts,proto3" json:"static_hosts,omitempty"`
	// Global fakedns object.
	FakeDns *fakedns.FakeDnsPoolMulti `protobuf:"bytes,16,opt,name=fake_dns,json=fakeDns,proto3" json:"fake_dns,omitempty"`
	// Tag is the inbound tag of DNS client.
	Tag string `protobuf:"bytes,6,opt,name=tag,proto3" json:"tag,omitempty"`
	// Domain matcher to use
	DomainMatcher string `protobuf:"bytes,15,opt,name=domain_matcher,json=domainMatcher,proto3" json:"domain_matcher,omitempty"`
	// DisableCache disables DNS cache
	// Deprecated. Use cache_strategy.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	DisableCache bool `protobuf:"varint,8,opt,name=disableCache,proto3" json:"disableCache,omitempty"`
	// Deprecated. Use fallback_strategy.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	DisableFallback bool `protobuf:"varint,10,opt,name=disableFallback,proto3" json:"disableFallback,omitempty"`
	// Deprecated. Use fallback_strategy.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	DisableFallbackIfMatch bool `protobuf:"varint,11,opt,name=disableFallbackIfMatch,proto3" json:"disableFallbackIfMatch,omitempty"`
	// Default query strategy (IPv4, IPv6, or both) for each name server.
	QueryStrategy QueryStrategy `` /* 139-byte string literal not displayed */
	// Default cache strategy for each name server.
	CacheStrategy CacheStrategy `` /* 140-byte string literal not displayed */
	// Default fallback strategy for each name server.
	FallbackStrategy FallbackStrategy `` /* 152-byte string literal not displayed */
	// contains filtered or unexported fields
}

func (*Config) Descriptor deprecated 

func (*Config) Descriptor() ([]byte, []int)

Deprecated: Use Config.ProtoReflect.Descriptor instead.

func (*Config) GetCacheStrategy added in v5.2.0 

func (x *Config) GetCacheStrategy() CacheStrategy

func (*Config) GetClientIp 

func (x *Config) GetClientIp() []byte

func (*Config) GetDisableCache deprecated 

func (x *Config) GetDisableCache() bool

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*Config) GetDisableFallback deprecated 

func (x *Config) GetDisableFallback() bool

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*Config) GetDisableFallbackIfMatch deprecated 

func (x *Config) GetDisableFallbackIfMatch() bool

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*Config) GetDomainMatcher added in v5.2.0 

func (x *Config) GetDomainMatcher() string

func (*Config) GetFakeDns added in v5.2.0 

func (x *Config) GetFakeDns() *fakedns.FakeDnsPoolMulti

func (*Config) GetFallbackStrategy added in v5.2.0 

func (x *Config) GetFallbackStrategy() FallbackStrategy

func (*Config) GetHosts deprecated 

func (x *Config) GetHosts() map[string]*net.IPOrDomain

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*Config) GetNameServer 

func (x *Config) GetNameServer() []*NameServer

func (*Config) GetNameServers deprecated 

func (x *Config) GetNameServers() []*net.Endpoint

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*Config) GetQueryStrategy 

func (x *Config) GetQueryStrategy() QueryStrategy

func (*Config) GetStaticHosts 

func (x *Config) GetStaticHosts() []*HostMapping

func (*Config) GetTag 

func (x *Config) GetTag() string

func (*Config) ProtoMessage 

func (*Config) ProtoMessage()

func (*Config) ProtoReflect 

func (x *Config) ProtoReflect() protoreflect.Message

func (*Config) Reset 

func (x *Config) Reset()

func (*Config) String 

func (x *Config) String() string

type DNS 

type DNS struct {
	sync.Mutex
	// contains filtered or unexported fields
}

DNS is a DNS rely server.

func New 

func New(ctx context.Context, config *Config) (*DNS, error)

New creates a new DNS server with given configuration.

func (*DNS) AsFakeDNSClient added in v5.2.0 

func (s *DNS) AsFakeDNSClient() dns.Client

AsFakeDNSClient implements dns.ClientWithFakeDNS.

func (*DNS) AsFakeDNSEngine added in v5.2.0 

func (s *DNS) AsFakeDNSEngine() dns.FakeDNSEngine

AsFakeDNSEngine implements dns.ClientWithFakeDNS.

func (*DNS) Close 

func (s *DNS) Close() error

Close implements common.Closable. 

func (s *DNS) IsOwnLink(ctx context.Context) bool

IsOwnLink implements proxy.dns.ownLinkVerifier

func (*DNS) LookupIP 

func (s *DNS) LookupIP(domain string) ([]net.IP, error)

LookupIP implements dns.Client.

func (*DNS) LookupIPv4 

func (s *DNS) LookupIPv4(domain string) ([]net.IP, error)

LookupIPv4 implements dns.IPv4Lookup.

func (*DNS) LookupIPv6 

func (s *DNS) LookupIPv6(domain string) ([]net.IP, error)

LookupIPv6 implements dns.IPv6Lookup.

func (*DNS) Start 

func (s *DNS) Start() error

Start implements common.Runnable.

func (*DNS) Type 

func (*DNS) Type() interface{}

Type implements common.HasType.

type DoHNameServer 

type DoHNameServer struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

DoHNameServer implemented DNS over HTTPS (RFC8484) Wire Format, which is compatible with traditional dns over udp(RFC1035), thus most of the DOH implementation is copied from udpns.go

func NewDoHLocalNameServer 

func NewDoHLocalNameServer(url *url.URL) *DoHNameServer

NewDoHLocalNameServer creates DOH client object for local resolving

func NewDoHNameServer 

func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher) (*DoHNameServer, error)

NewDoHNameServer creates DOH server object for remote resolving.

func (*DoHNameServer) Cleanup 

func (s *DoHNameServer) Cleanup() error

Cleanup clears expired items from cache

func (*DoHNameServer) Name 

func (s *DoHNameServer) Name() string

Name implements Server.

func (*DoHNameServer) QueryIP 

func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, disableCache bool) ([]net.IP, error)

QueryIP implements Server.

type DomainMatcherInfo 

type DomainMatcherInfo struct {
	// contains filtered or unexported fields
}

DomainMatcherInfo contains information attached to index returned by Server.domainMatcher

type DomainMatchingType 

type DomainMatchingType int32
const (
	DomainMatchingType_Full      DomainMatchingType = 0
	DomainMatchingType_Subdomain DomainMatchingType = 1
	DomainMatchingType_Keyword   DomainMatchingType = 2
	DomainMatchingType_Regex     DomainMatchingType = 3
)

func (DomainMatchingType) Descriptor 

func (DomainMatchingType) Descriptor() protoreflect.EnumDescriptor

func (DomainMatchingType) Enum 

func (x DomainMatchingType) Enum() *DomainMatchingType

func (DomainMatchingType) EnumDescriptor deprecated 

func (DomainMatchingType) EnumDescriptor() ([]byte, []int)

Deprecated: Use DomainMatchingType.Descriptor instead.

func (DomainMatchingType) Number 

func (x DomainMatchingType) Number() protoreflect.EnumNumber

func (DomainMatchingType) String 

func (x DomainMatchingType) String() string

func (DomainMatchingType) Type 

func (DomainMatchingType) Type() protoreflect.EnumType

type FakeDNSClient added in v5.2.0 

type FakeDNSClient struct {
	*DNS
}

FakeDNSClient is an implementation of dns.Client with FakeDNS enabled.

func (*FakeDNSClient) LookupIP added in v5.2.0 

func (s *FakeDNSClient) LookupIP(domain string) ([]net.IP, error)

LookupIP implements dns.Client.

func (*FakeDNSClient) LookupIPv4 added in v5.2.0 

func (s *FakeDNSClient) LookupIPv4(domain string) ([]net.IP, error)

LookupIPv4 implements dns.IPv4Lookup.

func (*FakeDNSClient) LookupIPv6 added in v5.2.0 

func (s *FakeDNSClient) LookupIPv6(domain string) ([]net.IP, error)

LookupIPv6 implements dns.IPv6Lookup.

type FakeDNSEngine added in v5.2.0 

type FakeDNSEngine struct {
	// contains filtered or unexported fields
}

FakeDNSEngine is an implementation of dns.FakeDNSEngine based on a fully functional DNS.

func (*FakeDNSEngine) Close added in v5.2.0 

func (f *FakeDNSEngine) Close() error

Close implements common.Closable.

func (*FakeDNSEngine) GetDomainFromFakeDNS added in v5.2.0 

func (f *FakeDNSEngine) GetDomainFromFakeDNS(ip net.Address) string

GetDomainFromFakeDNS implements dns.FakeDNSEngine.

func (*FakeDNSEngine) GetFakeIPForDomain added in v5.2.0 

func (f *FakeDNSEngine) GetFakeIPForDomain(domain string) []net.Address

GetFakeIPForDomain implements dns.FakeDNSEngine.

func (*FakeDNSEngine) GetFakeIPForDomain3 added in v5.2.0 

func (f *FakeDNSEngine) GetFakeIPForDomain3(domain string, IPv4 bool, IPv6 bool) []net.Address

GetFakeIPForDomain3 implements dns.FakeDNSEngineRev0.

func (*FakeDNSEngine) IsIPInIPPool added in v5.2.0 

func (f *FakeDNSEngine) IsIPInIPPool(ip net.Address) bool

IsIPInIPPool implements dns.FakeDNSEngineRev0.

func (*FakeDNSEngine) Start added in v5.2.0 

func (f *FakeDNSEngine) Start() error

Start implements common.Runnable.

func (*FakeDNSEngine) Type added in v5.2.0 

func (*FakeDNSEngine) Type() interface{}

Type implements common.HasType.

type FakeDNSServer 

type FakeDNSServer struct {
	// contains filtered or unexported fields
}

func NewFakeDNSServer 

func NewFakeDNSServer(fakeDNSEngine dns.FakeDNSEngine) *FakeDNSServer

func (FakeDNSServer) Name 

func (FakeDNSServer) Name() string

func (*FakeDNSServer) QueryIP 

func (f *FakeDNSServer) QueryIP(ctx context.Context, domain string, _ net.IP, opt dns.IPOption, _ bool) ([]net.IP, error)

type FallbackStrategy added in v5.2.0 

type FallbackStrategy int32
const (
	FallbackStrategy_Enabled            FallbackStrategy = 0
	FallbackStrategy_Disabled           FallbackStrategy = 1
	FallbackStrategy_DisabledIfAnyMatch FallbackStrategy = 2
)

func (FallbackStrategy) Descriptor added in v5.2.0 

func (FallbackStrategy) Descriptor() protoreflect.EnumDescriptor

func (FallbackStrategy) Enum added in v5.2.0 

func (x FallbackStrategy) Enum() *FallbackStrategy

func (FallbackStrategy) EnumDescriptor deprecated added in v5.2.0 

func (FallbackStrategy) EnumDescriptor() ([]byte, []int)

Deprecated: Use FallbackStrategy.Descriptor instead.

func (FallbackStrategy) Number added in v5.2.0 

func (x FallbackStrategy) Number() protoreflect.EnumNumber

func (FallbackStrategy) String added in v5.2.0 

func (x FallbackStrategy) String() string

func (FallbackStrategy) Type added in v5.2.0 

func (FallbackStrategy) Type() protoreflect.EnumType

type HostMapping 

type HostMapping struct {
	Type   DomainMatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=v2ray.core.app.dns.DomainMatchingType" json:"type,omitempty"`
	Domain string             `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
	Ip     [][]byte           `protobuf:"bytes,3,rep,name=ip,proto3" json:"ip,omitempty"`
	// ProxiedDomain indicates the mapped domain has the same IP address on this
	// domain. V2Ray will use this domain for IP queries.
	ProxiedDomain string `protobuf:"bytes,4,opt,name=proxied_domain,json=proxiedDomain,proto3" json:"proxied_domain,omitempty"`
	// contains filtered or unexported fields
}

func (*HostMapping) Descriptor deprecated 

func (*HostMapping) Descriptor() ([]byte, []int)

Deprecated: Use HostMapping.ProtoReflect.Descriptor instead.

func (*HostMapping) GetDomain 

func (x *HostMapping) GetDomain() string

func (*HostMapping) GetIp 

func (x *HostMapping) GetIp() [][]byte

func (*HostMapping) GetProxiedDomain 

func (x *HostMapping) GetProxiedDomain() string

func (*HostMapping) GetType 

func (x *HostMapping) GetType() DomainMatchingType

func (*HostMapping) ProtoMessage 

func (*HostMapping) ProtoMessage()

func (*HostMapping) ProtoReflect 

func (x *HostMapping) ProtoReflect() protoreflect.Message

func (*HostMapping) Reset 

func (x *HostMapping) Reset()

func (*HostMapping) String 

func (x *HostMapping) String() string

type IPRecord 

type IPRecord struct {
	ReqID  uint16
	IP     []net.Address
	Expire time.Time
	RCode  dnsmessage.RCode
}

IPRecord is a cacheable item for a resolved domain

type LocalNameServer 

type LocalNameServer struct {
	// contains filtered or unexported fields
}

LocalNameServer is an wrapper over local DNS feature.

func NewLocalNameServer 

func NewLocalNameServer() *LocalNameServer

NewLocalNameServer creates localdns server object for directly lookup in system DNS.

func (*LocalNameServer) Name 

func (s *LocalNameServer) Name() string

Name implements Server.

func (*LocalNameServer) QueryIP 

func (s *LocalNameServer) QueryIP(_ context.Context, domain string, _ net.IP, option dns.IPOption, _ bool) ([]net.IP, error)

QueryIP implements Server.

type NameServer 

type NameServer struct {
	Address           *net.Endpoint                `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
	ClientIp          []byte                       `protobuf:"bytes,5,opt,name=client_ip,json=clientIp,proto3" json:"client_ip,omitempty"`
	Tag               string                       `protobuf:"bytes,7,opt,name=tag,proto3" json:"tag,omitempty"`
	PrioritizedDomain []*NameServer_PriorityDomain `protobuf:"bytes,2,rep,name=prioritized_domain,json=prioritizedDomain,proto3" json:"prioritized_domain,omitempty"`
	Geoip             []*routercommon.GeoIP        `protobuf:"bytes,3,rep,name=geoip,proto3" json:"geoip,omitempty"`
	OriginalRules     []*NameServer_OriginalRule   `protobuf:"bytes,4,rep,name=original_rules,json=originalRules,proto3" json:"original_rules,omitempty"`
	FakeDns           *fakedns.FakeDnsPoolMulti    `protobuf:"bytes,11,opt,name=fake_dns,json=fakeDns,proto3" json:"fake_dns,omitempty"`
	// Deprecated. Use fallback_strategy.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	SkipFallback     bool              `protobuf:"varint,6,opt,name=skipFallback,proto3" json:"skipFallback,omitempty"`
	QueryStrategy    *QueryStrategy    `` /* 145-byte string literal not displayed */
	CacheStrategy    *CacheStrategy    `` /* 145-byte string literal not displayed */
	FallbackStrategy *FallbackStrategy `` /* 158-byte string literal not displayed */
	// contains filtered or unexported fields
}

func (*NameServer) Descriptor deprecated 

func (*NameServer) Descriptor() ([]byte, []int)

Deprecated: Use NameServer.ProtoReflect.Descriptor instead.

func (*NameServer) GetAddress 

func (x *NameServer) GetAddress() *net.Endpoint

func (*NameServer) GetCacheStrategy added in v5.2.0 

func (x *NameServer) GetCacheStrategy() CacheStrategy

func (*NameServer) GetClientIp 

func (x *NameServer) GetClientIp() []byte

func (*NameServer) GetFakeDns added in v5.2.0 

func (x *NameServer) GetFakeDns() *fakedns.FakeDnsPoolMulti

func (*NameServer) GetFallbackStrategy added in v5.2.0 

func (x *NameServer) GetFallbackStrategy() FallbackStrategy

func (*NameServer) GetGeoip 

func (x *NameServer) GetGeoip() []*routercommon.GeoIP

func (*NameServer) GetOriginalRules 

func (x *NameServer) GetOriginalRules() []*NameServer_OriginalRule

func (*NameServer) GetPrioritizedDomain 

func (x *NameServer) GetPrioritizedDomain() []*NameServer_PriorityDomain

func (*NameServer) GetQueryStrategy added in v5.2.0 

func (x *NameServer) GetQueryStrategy() QueryStrategy

func (*NameServer) GetSkipFallback deprecated 

func (x *NameServer) GetSkipFallback() bool

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*NameServer) GetTag added in v5.2.0 

func (x *NameServer) GetTag() string

func (*NameServer) ProtoMessage 

func (*NameServer) ProtoMessage()

func (*NameServer) ProtoReflect 

func (x *NameServer) ProtoReflect() protoreflect.Message

func (*NameServer) Reset 

func (x *NameServer) Reset()

func (*NameServer) String 

func (x *NameServer) String() string

type NameServer_OriginalRule 

type NameServer_OriginalRule struct {
	Rule string `protobuf:"bytes,1,opt,name=rule,proto3" json:"rule,omitempty"`
	Size uint32 `protobuf:"varint,2,opt,name=size,proto3" json:"size,omitempty"`
	// contains filtered or unexported fields
}

func (*NameServer_OriginalRule) Descriptor deprecated 

func (*NameServer_OriginalRule) Descriptor() ([]byte, []int)

Deprecated: Use NameServer_OriginalRule.ProtoReflect.Descriptor instead.

func (*NameServer_OriginalRule) GetRule 

func (x *NameServer_OriginalRule) GetRule() string

func (*NameServer_OriginalRule) GetSize 

func (x *NameServer_OriginalRule) GetSize() uint32

func (*NameServer_OriginalRule) ProtoMessage 

func (*NameServer_OriginalRule) ProtoMessage()

func (*NameServer_OriginalRule) ProtoReflect 

func (x *NameServer_OriginalRule) ProtoReflect() protoreflect.Message

func (*NameServer_OriginalRule) Reset 

func (x *NameServer_OriginalRule) Reset()

func (*NameServer_OriginalRule) String 

func (x *NameServer_OriginalRule) String() string

type NameServer_PriorityDomain 

type NameServer_PriorityDomain struct {
	Type   DomainMatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=v2ray.core.app.dns.DomainMatchingType" json:"type,omitempty"`
	Domain string             `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
	// contains filtered or unexported fields
}

func (*NameServer_PriorityDomain) Descriptor deprecated 

func (*NameServer_PriorityDomain) Descriptor() ([]byte, []int)

Deprecated: Use NameServer_PriorityDomain.ProtoReflect.Descriptor instead.

func (*NameServer_PriorityDomain) GetDomain 

func (x *NameServer_PriorityDomain) GetDomain() string

func (*NameServer_PriorityDomain) GetType 

func (x *NameServer_PriorityDomain) GetType() DomainMatchingType

func (*NameServer_PriorityDomain) ProtoMessage 

func (*NameServer_PriorityDomain) ProtoMessage()

func (*NameServer_PriorityDomain) ProtoReflect 

func (x *NameServer_PriorityDomain) ProtoReflect() protoreflect.Message

func (*NameServer_PriorityDomain) Reset 

func (x *NameServer_PriorityDomain) Reset()

func (*NameServer_PriorityDomain) String 

func (x *NameServer_PriorityDomain) String() string

type QUICNameServer 

type QUICNameServer struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

QUICNameServer implemented DNS over QUIC

func NewQUICNameServer 

func NewQUICNameServer(url *url.URL) (*QUICNameServer, error)

NewQUICNameServer creates DNS-over-QUIC client object for local resolving

func (*QUICNameServer) Cleanup 

func (s *QUICNameServer) Cleanup() error

Cleanup clears expired items from cache

func (*QUICNameServer) Name 

func (s *QUICNameServer) Name() string

Name returns client name

func (*QUICNameServer) QueryIP 

func (s *QUICNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, disableCache bool) ([]net.IP, error)

QueryIP is called from dns.Server->queryIPTimeout

type QueryStrategy 

type QueryStrategy int32
const (
	QueryStrategy_USE_IP  QueryStrategy = 0
	QueryStrategy_USE_IP4 QueryStrategy = 1
	QueryStrategy_USE_IP6 QueryStrategy = 2
)

func (QueryStrategy) Descriptor 

func (QueryStrategy) Descriptor() protoreflect.EnumDescriptor

func (QueryStrategy) Enum 

func (x QueryStrategy) Enum() *QueryStrategy

func (QueryStrategy) EnumDescriptor deprecated 

func (QueryStrategy) EnumDescriptor() ([]byte, []int)

Deprecated: Use QueryStrategy.Descriptor instead.

func (QueryStrategy) Number 

func (x QueryStrategy) Number() protoreflect.EnumNumber

func (QueryStrategy) String 

func (x QueryStrategy) String() string

func (QueryStrategy) Type 

func (QueryStrategy) Type() protoreflect.EnumType

type Server 

type Server interface {
	// Name of the Client.
	Name() string
	// QueryIP sends IP queries to its configured server.
	QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns.IPOption, disableCache bool) ([]net.IP, error)
}

Server is the interface for Name Server.

type SimplifiedConfig 

type SimplifiedConfig struct {

	// NameServer list used by this DNS client.
	NameServer []*SimplifiedNameServer `protobuf:"bytes,5,rep,name=name_server,json=nameServer,proto3" json:"name_server,omitempty"`
	// Client IP for EDNS client subnet. Must be 4 bytes (IPv4) or 16 bytes
	// (IPv6).
	ClientIp string `protobuf:"bytes,3,opt,name=client_ip,json=clientIp,proto3" json:"client_ip,omitempty"`
	// Static domain-ip mapping in DNS server.
	StaticHosts []*SimplifiedHostMapping `protobuf:"bytes,4,rep,name=static_hosts,json=staticHosts,proto3" json:"static_hosts,omitempty"`
	// Global fakedns object.
	FakeDns *fakedns.FakeDnsPoolMulti `protobuf:"bytes,16,opt,name=fake_dns,json=fakeDns,proto3" json:"fake_dns,omitempty"`
	// Tag is the inbound tag of DNS client.
	Tag string `protobuf:"bytes,6,opt,name=tag,proto3" json:"tag,omitempty"`
	// Domain matcher to use
	DomainMatcher string `protobuf:"bytes,15,opt,name=domain_matcher,json=domainMatcher,proto3" json:"domain_matcher,omitempty"`
	// DisableCache disables DNS cache
	// Deprecated. Use cache_strategy.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	DisableCache bool `protobuf:"varint,8,opt,name=disableCache,proto3" json:"disableCache,omitempty"`
	// Deprecated. Use fallback_strategy.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	DisableFallback bool `protobuf:"varint,10,opt,name=disableFallback,proto3" json:"disableFallback,omitempty"`
	// Deprecated. Use fallback_strategy.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	DisableFallbackIfMatch bool `protobuf:"varint,11,opt,name=disableFallbackIfMatch,proto3" json:"disableFallbackIfMatch,omitempty"`
	// Default query strategy (IPv4, IPv6, or both) for each name server.
	QueryStrategy QueryStrategy `` /* 139-byte string literal not displayed */
	// Default cache strategy for each name server.
	CacheStrategy CacheStrategy `` /* 140-byte string literal not displayed */
	// Default fallback strategy for each name server.
	FallbackStrategy FallbackStrategy `` /* 152-byte string literal not displayed */
	// contains filtered or unexported fields
}

func (*SimplifiedConfig) Descriptor deprecated 

func (*SimplifiedConfig) Descriptor() ([]byte, []int)

Deprecated: Use SimplifiedConfig.ProtoReflect.Descriptor instead.

func (*SimplifiedConfig) GetCacheStrategy added in v5.2.0 

func (x *SimplifiedConfig) GetCacheStrategy() CacheStrategy

func (*SimplifiedConfig) GetClientIp 

func (x *SimplifiedConfig) GetClientIp() string

func (*SimplifiedConfig) GetDisableCache deprecated 

func (x *SimplifiedConfig) GetDisableCache() bool

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*SimplifiedConfig) GetDisableFallback deprecated 

func (x *SimplifiedConfig) GetDisableFallback() bool

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*SimplifiedConfig) GetDisableFallbackIfMatch deprecated 

func (x *SimplifiedConfig) GetDisableFallbackIfMatch() bool

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*SimplifiedConfig) GetDomainMatcher added in v5.2.0 

func (x *SimplifiedConfig) GetDomainMatcher() string

func (*SimplifiedConfig) GetFakeDns added in v5.2.0 

func (x *SimplifiedConfig) GetFakeDns() *fakedns.FakeDnsPoolMulti

func (*SimplifiedConfig) GetFallbackStrategy added in v5.2.0 

func (x *SimplifiedConfig) GetFallbackStrategy() FallbackStrategy

func (*SimplifiedConfig) GetNameServer 

func (x *SimplifiedConfig) GetNameServer() []*SimplifiedNameServer

func (*SimplifiedConfig) GetQueryStrategy 

func (x *SimplifiedConfig) GetQueryStrategy() QueryStrategy

func (*SimplifiedConfig) GetStaticHosts 

func (x *SimplifiedConfig) GetStaticHosts() []*SimplifiedHostMapping

func (*SimplifiedConfig) GetTag 

func (x *SimplifiedConfig) GetTag() string

func (*SimplifiedConfig) ProtoMessage 

func (*SimplifiedConfig) ProtoMessage()

func (*SimplifiedConfig) ProtoReflect 

func (x *SimplifiedConfig) ProtoReflect() protoreflect.Message

func (*SimplifiedConfig) Reset 

func (x *SimplifiedConfig) Reset()

func (*SimplifiedConfig) String 

func (x *SimplifiedConfig) String() string

type SimplifiedHostMapping 

type SimplifiedHostMapping struct {
	Type   DomainMatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=v2ray.core.app.dns.DomainMatchingType" json:"type,omitempty"`
	Domain string             `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
	Ip     []string           `protobuf:"bytes,3,rep,name=ip,proto3" json:"ip,omitempty"`
	// ProxiedDomain indicates the mapped domain has the same IP address on this
	// domain. V2Ray will use this domain for IP queries.
	ProxiedDomain string `protobuf:"bytes,4,opt,name=proxied_domain,json=proxiedDomain,proto3" json:"proxied_domain,omitempty"`
	// contains filtered or unexported fields
}

func (*SimplifiedHostMapping) Descriptor deprecated 

func (*SimplifiedHostMapping) Descriptor() ([]byte, []int)

Deprecated: Use SimplifiedHostMapping.ProtoReflect.Descriptor instead.

func (*SimplifiedHostMapping) GetDomain 

func (x *SimplifiedHostMapping) GetDomain() string

func (*SimplifiedHostMapping) GetIp 

func (x *SimplifiedHostMapping) GetIp() []string

func (*SimplifiedHostMapping) GetProxiedDomain 

func (x *SimplifiedHostMapping) GetProxiedDomain() string

func (*SimplifiedHostMapping) GetType 

func (x *SimplifiedHostMapping) GetType() DomainMatchingType

func (*SimplifiedHostMapping) ProtoMessage 

func (*SimplifiedHostMapping) ProtoMessage()

func (*SimplifiedHostMapping) ProtoReflect 

func (x *SimplifiedHostMapping) ProtoReflect() protoreflect.Message

func (*SimplifiedHostMapping) Reset 

func (x *SimplifiedHostMapping) Reset()

func (*SimplifiedHostMapping) String 

func (x *SimplifiedHostMapping) String() string

type SimplifiedNameServer 

type SimplifiedNameServer struct {
	Address           *net.Endpoint                          `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
	ClientIp          string                                 `protobuf:"bytes,5,opt,name=client_ip,json=clientIp,proto3" json:"client_ip,omitempty"`
	Tag               string                                 `protobuf:"bytes,7,opt,name=tag,proto3" json:"tag,omitempty"`
	PrioritizedDomain []*SimplifiedNameServer_PriorityDomain `protobuf:"bytes,2,rep,name=prioritized_domain,json=prioritizedDomain,proto3" json:"prioritized_domain,omitempty"`
	Geoip             []*routercommon.GeoIP                  `protobuf:"bytes,3,rep,name=geoip,proto3" json:"geoip,omitempty"`
	OriginalRules     []*SimplifiedNameServer_OriginalRule   `protobuf:"bytes,4,rep,name=original_rules,json=originalRules,proto3" json:"original_rules,omitempty"`
	FakeDns           *fakedns.FakeDnsPoolMulti              `protobuf:"bytes,11,opt,name=fake_dns,json=fakeDns,proto3" json:"fake_dns,omitempty"`
	// Deprecated. Use fallback_strategy.
	//
	// Deprecated: Marked as deprecated in app/dns/config.proto.
	SkipFallback     bool                    `protobuf:"varint,6,opt,name=skipFallback,proto3" json:"skipFallback,omitempty"`
	QueryStrategy    *QueryStrategy          `` /* 145-byte string literal not displayed */
	CacheStrategy    *CacheStrategy          `` /* 145-byte string literal not displayed */
	FallbackStrategy *FallbackStrategy       `` /* 158-byte string literal not displayed */
	GeoDomain        []*routercommon.GeoSite `protobuf:"bytes,68001,rep,name=geo_domain,json=geoDomain,proto3" json:"geo_domain,omitempty"`
	// contains filtered or unexported fields
}

func (*SimplifiedNameServer) Descriptor deprecated 

func (*SimplifiedNameServer) Descriptor() ([]byte, []int)

Deprecated: Use SimplifiedNameServer.ProtoReflect.Descriptor instead.

func (*SimplifiedNameServer) GetAddress 

func (x *SimplifiedNameServer) GetAddress() *net.Endpoint

func (*SimplifiedNameServer) GetCacheStrategy added in v5.2.0 

func (x *SimplifiedNameServer) GetCacheStrategy() CacheStrategy

func (*SimplifiedNameServer) GetClientIp 

func (x *SimplifiedNameServer) GetClientIp() string

func (*SimplifiedNameServer) GetFakeDns added in v5.2.0 

func (x *SimplifiedNameServer) GetFakeDns() *fakedns.FakeDnsPoolMulti

func (*SimplifiedNameServer) GetFallbackStrategy added in v5.2.0 

func (x *SimplifiedNameServer) GetFallbackStrategy() FallbackStrategy

func (*SimplifiedNameServer) GetGeoDomain added in v5.15.0 

func (x *SimplifiedNameServer) GetGeoDomain() []*routercommon.GeoSite

func (*SimplifiedNameServer) GetGeoip 

func (x *SimplifiedNameServer) GetGeoip() []*routercommon.GeoIP

func (*SimplifiedNameServer) GetOriginalRules 

func (x *SimplifiedNameServer) GetOriginalRules() []*SimplifiedNameServer_OriginalRule

func (*SimplifiedNameServer) GetPrioritizedDomain 

func (x *SimplifiedNameServer) GetPrioritizedDomain() []*SimplifiedNameServer_PriorityDomain

func (*SimplifiedNameServer) GetQueryStrategy added in v5.2.0 

func (x *SimplifiedNameServer) GetQueryStrategy() QueryStrategy

func (*SimplifiedNameServer) GetSkipFallback deprecated 

func (x *SimplifiedNameServer) GetSkipFallback() bool

Deprecated: Marked as deprecated in app/dns/config.proto.

func (*SimplifiedNameServer) GetTag added in v5.2.0 

func (x *SimplifiedNameServer) GetTag() string

func (*SimplifiedNameServer) ProtoMessage 

func (*SimplifiedNameServer) ProtoMessage()

func (*SimplifiedNameServer) ProtoReflect 

func (x *SimplifiedNameServer) ProtoReflect() protoreflect.Message

func (*SimplifiedNameServer) Reset 

func (x *SimplifiedNameServer) Reset()

func (*SimplifiedNameServer) String 

func (x *SimplifiedNameServer) String() string

type SimplifiedNameServer_OriginalRule 

type SimplifiedNameServer_OriginalRule struct {
	Rule string `protobuf:"bytes,1,opt,name=rule,proto3" json:"rule,omitempty"`
	Size uint32 `protobuf:"varint,2,opt,name=size,proto3" json:"size,omitempty"`
	// contains filtered or unexported fields
}

func (*SimplifiedNameServer_OriginalRule) Descriptor deprecated 

func (*SimplifiedNameServer_OriginalRule) Descriptor() ([]byte, []int)

Deprecated: Use SimplifiedNameServer_OriginalRule.ProtoReflect.Descriptor instead.

func (*SimplifiedNameServer_OriginalRule) GetRule 

func (x *SimplifiedNameServer_OriginalRule) GetRule() string

func (*SimplifiedNameServer_OriginalRule) GetSize 

func (x *SimplifiedNameServer_OriginalRule) GetSize() uint32

func (*SimplifiedNameServer_OriginalRule) ProtoMessage 

func (*SimplifiedNameServer_OriginalRule) ProtoMessage()

func (*SimplifiedNameServer_OriginalRule) ProtoReflect 

func (x *SimplifiedNameServer_OriginalRule) ProtoReflect() protoreflect.Message

func (*SimplifiedNameServer_OriginalRule) Reset 

func (x *SimplifiedNameServer_OriginalRule) Reset()

func (*SimplifiedNameServer_OriginalRule) String 

func (x *SimplifiedNameServer_OriginalRule) String() string

type SimplifiedNameServer_PriorityDomain 

type SimplifiedNameServer_PriorityDomain struct {
	Type   DomainMatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=v2ray.core.app.dns.DomainMatchingType" json:"type,omitempty"`
	Domain string             `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
	// contains filtered or unexported fields
}

func (*SimplifiedNameServer_PriorityDomain) Descriptor deprecated 

func (*SimplifiedNameServer_PriorityDomain) Descriptor() ([]byte, []int)

Deprecated: Use SimplifiedNameServer_PriorityDomain.ProtoReflect.Descriptor instead.

func (*SimplifiedNameServer_PriorityDomain) GetDomain 

func (x *SimplifiedNameServer_PriorityDomain) GetDomain() string

func (*SimplifiedNameServer_PriorityDomain) GetType 

func (x *SimplifiedNameServer_PriorityDomain) GetType() DomainMatchingType

func (*SimplifiedNameServer_PriorityDomain) ProtoMessage 

func (*SimplifiedNameServer_PriorityDomain) ProtoMessage()

func (*SimplifiedNameServer_PriorityDomain) ProtoReflect 

func (x *SimplifiedNameServer_PriorityDomain) ProtoReflect() protoreflect.Message

func (*SimplifiedNameServer_PriorityDomain) Reset 

func (x *SimplifiedNameServer_PriorityDomain) Reset()

func (*SimplifiedNameServer_PriorityDomain) String 

func (x *SimplifiedNameServer_PriorityDomain) String() string

type StaticHosts 

type StaticHosts struct {
	// contains filtered or unexported fields
}

StaticHosts represents static domain-ip mapping in DNS server.

func NewStaticHosts 

func NewStaticHosts(hosts []*HostMapping, legacy map[string]*net.IPOrDomain) (*StaticHosts, error)

NewStaticHosts creates a new StaticHosts instance.

func (*StaticHosts) Lookup 

func (h *StaticHosts) Lookup(domain string, option dns.IPOption) []net.Address

Lookup returns IP addresses or proxied domain for the given domain, if exists in this StaticHosts.

type TCPNameServer 

type TCPNameServer struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

TCPNameServer implemented DNS over TCP (RFC7766).

func NewTCPLocalNameServer 

func NewTCPLocalNameServer(url *url.URL) (*TCPNameServer, error)

NewTCPLocalNameServer creates DNS over TCP client object for local resolving

func NewTCPNameServer 

func NewTCPNameServer(url *url.URL, dispatcher routing.Dispatcher) (*TCPNameServer, error)

NewTCPNameServer creates DNS over TCP server object for remote resolving.

func (*TCPNameServer) Cleanup 

func (s *TCPNameServer) Cleanup() error

Cleanup clears expired items from cache

func (*TCPNameServer) Name 

func (s *TCPNameServer) Name() string

Name implements Server.

func (*TCPNameServer) QueryIP 

func (s *TCPNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, disableCache bool) ([]net.IP, error)

QueryIP implements Server.

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