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https://github.com/v2fly/v2ray-core.git
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f8ac919d66
* Move `filterIP` from `hosts.go` to `dnscommon.go` * Implement adding pools for fakedns.HolderMulti * Implement per-client fakedns for DNS app * Remove `dns.ClientWithIPOption` and replace with new programming model * Implement JSON config support for new fakedns config * Fix lint and tests * Fix some codacy analysis
88 lines
2.6 KiB
Go
88 lines
2.6 KiB
Go
//go:build !confonly
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// +build !confonly
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package dns
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import (
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fakedns "github.com/v2fly/v2ray-core/v5/app/dns/fakedns"
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"github.com/v2fly/v2ray-core/v5/common/net"
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"github.com/v2fly/v2ray-core/v5/features/dns"
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)
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// FakeDNSClient is an implementation of dns.Client with FakeDNS enabled.
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type FakeDNSClient struct {
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*DNS
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}
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// LookupIP implements dns.Client.
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func (s *FakeDNSClient) LookupIP(domain string) ([]net.IP, error) {
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return s.lookupIPInternal(domain, dns.IPOption{IPv4Enable: true, IPv6Enable: true, FakeEnable: true})
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}
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// LookupIPv4 implements dns.IPv4Lookup.
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func (s *FakeDNSClient) LookupIPv4(domain string) ([]net.IP, error) {
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return s.lookupIPInternal(domain, dns.IPOption{IPv4Enable: true, FakeEnable: true})
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}
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// LookupIPv6 implements dns.IPv6Lookup.
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func (s *FakeDNSClient) LookupIPv6(domain string) ([]net.IP, error) {
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return s.lookupIPInternal(domain, dns.IPOption{IPv6Enable: true, FakeEnable: true})
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}
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// FakeDNSEngine is an implementation of dns.FakeDNSEngine based on a fully functional DNS.
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type FakeDNSEngine struct {
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dns *DNS
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fakeHolders *fakedns.HolderMulti
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fakeDefault *fakedns.HolderMulti
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}
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// Type implements common.HasType.
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func (*FakeDNSEngine) Type() interface{} {
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return dns.FakeDNSEngineType()
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}
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// Start implements common.Runnable.
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func (f *FakeDNSEngine) Start() error {
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return f.fakeHolders.Start()
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}
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// Close implements common.Closable.
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func (f *FakeDNSEngine) Close() error {
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return f.fakeHolders.Close()
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}
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// GetFakeIPForDomain implements dns.FakeDNSEngine.
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func (f *FakeDNSEngine) GetFakeIPForDomain(domain string) []net.Address {
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return f.GetFakeIPForDomain3(domain, true, true)
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}
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// GetDomainFromFakeDNS implements dns.FakeDNSEngine.
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func (f *FakeDNSEngine) GetDomainFromFakeDNS(ip net.Address) string {
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return f.fakeHolders.GetDomainFromFakeDNS(ip)
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}
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// IsIPInIPPool implements dns.FakeDNSEngineRev0.
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func (f *FakeDNSEngine) IsIPInIPPool(ip net.Address) bool {
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return f.fakeHolders.IsIPInIPPool(ip)
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}
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// GetFakeIPForDomain3 implements dns.FakeDNSEngineRev0.
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func (f *FakeDNSEngine) GetFakeIPForDomain3(domain string, IPv4 bool, IPv6 bool) []net.Address { // nolint: gocritic
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option := dns.IPOption{IPv4Enable: IPv4, IPv6Enable: IPv6, FakeEnable: true}
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for _, client := range f.dns.sortClients(domain, option) {
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fakeServer, ok := client.fakeDNS.(*FakeDNSServer)
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if !ok {
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continue
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}
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fakeEngine, ok := fakeServer.fakeDNSEngine.(dns.FakeDNSEngineRev0)
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if !ok {
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return filterIP(fakeServer.fakeDNSEngine.GetFakeIPForDomain(domain), option)
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}
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return fakeEngine.GetFakeIPForDomain3(domain, IPv4, IPv6)
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}
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if f.fakeDefault != nil {
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return f.fakeDefault.GetFakeIPForDomain3(domain, IPv4, IPv6)
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}
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return nil
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}
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