mirror of https://github.com/v2fly/v2ray-core.git
972 lines
22 KiB
Go
972 lines
22 KiB
Go
package dns_test
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import (
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"google.golang.org/protobuf/types/known/anypb"
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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"github.com/miekg/dns"
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core "github.com/v2fly/v2ray-core/v4"
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"github.com/v2fly/v2ray-core/v4/app/dispatcher"
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. "github.com/v2fly/v2ray-core/v4/app/dns"
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"github.com/v2fly/v2ray-core/v4/app/policy"
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"github.com/v2fly/v2ray-core/v4/app/proxyman"
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_ "github.com/v2fly/v2ray-core/v4/app/proxyman/outbound"
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"github.com/v2fly/v2ray-core/v4/app/router"
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"github.com/v2fly/v2ray-core/v4/common"
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"github.com/v2fly/v2ray-core/v4/common/net"
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"github.com/v2fly/v2ray-core/v4/common/serial"
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feature_dns "github.com/v2fly/v2ray-core/v4/features/dns"
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"github.com/v2fly/v2ray-core/v4/proxy/freedom"
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"github.com/v2fly/v2ray-core/v4/testing/servers/udp"
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)
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type staticHandler struct{}
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func (*staticHandler) ServeDNS(w dns.ResponseWriter, r *dns.Msg) {
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ans := new(dns.Msg)
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ans.Id = r.Id
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var clientIP net.IP
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opt := r.IsEdns0()
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if opt != nil {
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for _, o := range opt.Option {
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if o.Option() == dns.EDNS0SUBNET {
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subnet := o.(*dns.EDNS0_SUBNET)
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clientIP = subnet.Address
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}
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}
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}
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for _, q := range r.Question {
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switch {
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case q.Name == "google.com." && q.Qtype == dns.TypeA:
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if clientIP == nil {
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rr, _ := dns.NewRR("google.com. IN A 8.8.8.8")
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ans.Answer = append(ans.Answer, rr)
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} else {
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rr, _ := dns.NewRR("google.com. IN A 8.8.4.4")
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ans.Answer = append(ans.Answer, rr)
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}
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case q.Name == "api.google.com." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("api.google.com. IN A 8.8.7.7")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "v2.api.google.com." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("v2.api.google.com. IN A 8.8.7.8")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "facebook.com." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("facebook.com. IN A 9.9.9.9")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "ipv6.google.com." && q.Qtype == dns.TypeA:
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rr, err := dns.NewRR("ipv6.google.com. IN A 8.8.8.7")
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common.Must(err)
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "ipv6.google.com." && q.Qtype == dns.TypeAAAA:
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rr, err := dns.NewRR("ipv6.google.com. IN AAAA 2001:4860:4860::8888")
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common.Must(err)
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "notexist.google.com." && q.Qtype == dns.TypeAAAA:
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ans.MsgHdr.Rcode = dns.RcodeNameError
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case q.Name == "hostname." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("hostname. IN A 127.0.0.1")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "hostname.local." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("hostname.local. IN A 127.0.0.1")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "hostname.localdomain." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("hostname.localdomain. IN A 127.0.0.1")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "localhost." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("localhost. IN A 127.0.0.2")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "localhost-a." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("localhost-a. IN A 127.0.0.3")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "localhost-b." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("localhost-b. IN A 127.0.0.4")
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ans.Answer = append(ans.Answer, rr)
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case q.Name == "Mijia\\ Cloud." && q.Qtype == dns.TypeA:
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rr, _ := dns.NewRR("Mijia\\ Cloud. IN A 127.0.0.1")
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ans.Answer = append(ans.Answer, rr)
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}
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}
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w.WriteMsg(ans)
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}
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func TestUDPServerSubnet(t *testing.T) {
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port := udp.PickPort()
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dnsServer := dns.Server{
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Addr: "127.0.0.1:" + port.String(),
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Net: "udp",
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Handler: &staticHandler{},
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UDPSize: 1200,
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}
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go dnsServer.ListenAndServe()
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time.Sleep(time.Second)
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config := &core.Config{
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App: []*anypb.Any{
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serial.ToTypedMessage(&Config{
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NameServers: []*net.Endpoint{
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{
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Network: net.Network_UDP,
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Address: &net.IPOrDomain{
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Address: &net.IPOrDomain_Ip{
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Ip: []byte{127, 0, 0, 1},
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},
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},
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Port: uint32(port),
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},
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},
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ClientIp: []byte{7, 8, 9, 10},
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}),
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serial.ToTypedMessage(&dispatcher.Config{}),
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serial.ToTypedMessage(&proxyman.OutboundConfig{}),
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serial.ToTypedMessage(&policy.Config{}),
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},
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Outbound: []*core.OutboundHandlerConfig{
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{
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ProxySettings: serial.ToTypedMessage(&freedom.Config{}),
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},
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},
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}
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v, err := core.New(config)
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common.Must(err)
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client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
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ips, err := client.LookupIP("google.com")
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if err != nil {
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t.Fatal("unexpected error: ", err)
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}
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if r := cmp.Diff(ips, []net.IP{{8, 8, 4, 4}}); r != "" {
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t.Fatal(r)
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}
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}
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func TestUDPServer(t *testing.T) {
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port := udp.PickPort()
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dnsServer := dns.Server{
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Addr: "127.0.0.1:" + port.String(),
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Net: "udp",
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Handler: &staticHandler{},
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UDPSize: 1200,
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}
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go dnsServer.ListenAndServe()
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time.Sleep(time.Second)
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config := &core.Config{
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App: []*anypb.Any{
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serial.ToTypedMessage(&Config{
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NameServers: []*net.Endpoint{
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{
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Network: net.Network_UDP,
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Address: &net.IPOrDomain{
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Address: &net.IPOrDomain_Ip{
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Ip: []byte{127, 0, 0, 1},
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},
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},
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Port: uint32(port),
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},
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},
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}),
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serial.ToTypedMessage(&dispatcher.Config{}),
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serial.ToTypedMessage(&proxyman.OutboundConfig{}),
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serial.ToTypedMessage(&policy.Config{}),
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},
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Outbound: []*core.OutboundHandlerConfig{
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{
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ProxySettings: serial.ToTypedMessage(&freedom.Config{}),
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},
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},
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}
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v, err := core.New(config)
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common.Must(err)
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client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
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{
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ips, err := client.LookupIP("google.com")
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if err != nil {
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t.Fatal("unexpected error: ", err)
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}
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if r := cmp.Diff(ips, []net.IP{{8, 8, 8, 8}}); r != "" {
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t.Fatal(r)
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}
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}
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{
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ips, err := client.LookupIP("facebook.com")
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if err != nil {
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t.Fatal("unexpected error: ", err)
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}
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if r := cmp.Diff(ips, []net.IP{{9, 9, 9, 9}}); r != "" {
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t.Fatal(r)
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}
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}
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{
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_, err := client.LookupIP("notexist.google.com")
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if err == nil {
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t.Fatal("nil error")
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}
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if r := feature_dns.RCodeFromError(err); r != uint16(dns.RcodeNameError) {
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t.Fatal("expected NameError, but got ", r)
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}
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}
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{
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clientv6 := client.(feature_dns.IPv6Lookup)
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ips, err := clientv6.LookupIPv6("ipv4only.google.com")
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if err != feature_dns.ErrEmptyResponse {
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t.Fatal("error: ", err)
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}
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if len(ips) != 0 {
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t.Fatal("ips: ", ips)
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}
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}
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dnsServer.Shutdown()
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{
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ips, err := client.LookupIP("google.com")
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if err != nil {
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t.Fatal("unexpected error: ", err)
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}
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if r := cmp.Diff(ips, []net.IP{{8, 8, 8, 8}}); r != "" {
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t.Fatal(r)
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}
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}
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}
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func TestPrioritizedDomain(t *testing.T) {
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port := udp.PickPort()
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dnsServer := dns.Server{
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Addr: "127.0.0.1:" + port.String(),
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Net: "udp",
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Handler: &staticHandler{},
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UDPSize: 1200,
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}
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go dnsServer.ListenAndServe()
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time.Sleep(time.Second)
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config := &core.Config{
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App: []*anypb.Any{
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serial.ToTypedMessage(&Config{
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NameServers: []*net.Endpoint{
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{
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Network: net.Network_UDP,
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Address: &net.IPOrDomain{
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Address: &net.IPOrDomain_Ip{
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Ip: []byte{127, 0, 0, 1},
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},
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},
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Port: 9999, /* unreachable */
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},
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},
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NameServer: []*NameServer{
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{
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Address: &net.Endpoint{
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Network: net.Network_UDP,
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Address: &net.IPOrDomain{
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Address: &net.IPOrDomain_Ip{
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Ip: []byte{127, 0, 0, 1},
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},
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},
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Port: uint32(port),
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},
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PrioritizedDomain: []*NameServer_PriorityDomain{
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{
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Type: DomainMatchingType_Full,
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Domain: "google.com",
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},
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},
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},
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},
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}),
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serial.ToTypedMessage(&dispatcher.Config{}),
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serial.ToTypedMessage(&proxyman.OutboundConfig{}),
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serial.ToTypedMessage(&policy.Config{}),
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},
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Outbound: []*core.OutboundHandlerConfig{
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{
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ProxySettings: serial.ToTypedMessage(&freedom.Config{}),
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},
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},
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}
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v, err := core.New(config)
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common.Must(err)
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client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
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startTime := time.Now()
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{
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ips, err := client.LookupIP("google.com")
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if err != nil {
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t.Fatal("unexpected error: ", err)
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}
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if r := cmp.Diff(ips, []net.IP{{8, 8, 8, 8}}); r != "" {
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t.Fatal(r)
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}
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}
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endTime := time.Now()
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if startTime.After(endTime.Add(time.Second * 2)) {
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t.Error("DNS query doesn't finish in 2 seconds.")
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}
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}
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func TestUDPServerIPv6(t *testing.T) {
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port := udp.PickPort()
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dnsServer := dns.Server{
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Addr: "127.0.0.1:" + port.String(),
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Net: "udp",
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Handler: &staticHandler{},
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UDPSize: 1200,
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}
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go dnsServer.ListenAndServe()
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time.Sleep(time.Second)
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config := &core.Config{
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App: []*anypb.Any{
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serial.ToTypedMessage(&Config{
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NameServers: []*net.Endpoint{
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{
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Network: net.Network_UDP,
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Address: &net.IPOrDomain{
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Address: &net.IPOrDomain_Ip{
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Ip: []byte{127, 0, 0, 1},
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},
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},
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Port: uint32(port),
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},
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},
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}),
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serial.ToTypedMessage(&dispatcher.Config{}),
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serial.ToTypedMessage(&proxyman.OutboundConfig{}),
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serial.ToTypedMessage(&policy.Config{}),
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},
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Outbound: []*core.OutboundHandlerConfig{
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{
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ProxySettings: serial.ToTypedMessage(&freedom.Config{}),
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},
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},
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}
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v, err := core.New(config)
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common.Must(err)
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client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
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client6 := client.(feature_dns.IPv6Lookup)
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{
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ips, err := client6.LookupIPv6("ipv6.google.com")
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if err != nil {
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t.Fatal("unexpected error: ", err)
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}
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if r := cmp.Diff(ips, []net.IP{{32, 1, 72, 96, 72, 96, 0, 0, 0, 0, 0, 0, 0, 0, 136, 136}}); r != "" {
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t.Fatal(r)
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}
|
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}
|
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}
|
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|
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func TestStaticHostDomain(t *testing.T) {
|
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port := udp.PickPort()
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|
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dnsServer := dns.Server{
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Addr: "127.0.0.1:" + port.String(),
|
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Net: "udp",
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Handler: &staticHandler{},
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UDPSize: 1200,
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}
|
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|
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go dnsServer.ListenAndServe()
|
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time.Sleep(time.Second)
|
|
|
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config := &core.Config{
|
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App: []*anypb.Any{
|
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serial.ToTypedMessage(&Config{
|
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NameServers: []*net.Endpoint{
|
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{
|
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Network: net.Network_UDP,
|
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Address: &net.IPOrDomain{
|
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Address: &net.IPOrDomain_Ip{
|
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Ip: []byte{127, 0, 0, 1},
|
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},
|
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},
|
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Port: uint32(port),
|
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},
|
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},
|
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StaticHosts: []*Config_HostMapping{
|
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{
|
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Type: DomainMatchingType_Full,
|
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Domain: "example.com",
|
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ProxiedDomain: "google.com",
|
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},
|
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},
|
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}),
|
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serial.ToTypedMessage(&dispatcher.Config{}),
|
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serial.ToTypedMessage(&proxyman.OutboundConfig{}),
|
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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)
|
|
|
|
{
|
|
ips, err := client.LookupIP("example.com")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{8, 8, 8, 8}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
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: []*anypb.Any{
|
|
serial.ToTypedMessage(&Config{
|
|
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.")
|
|
}
|
|
}
|
|
|
|
func TestLocalDomain(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: []*anypb.Any{
|
|
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{
|
|
// Equivalent of dotless:localhost
|
|
{Type: DomainMatchingType_Regex, Domain: "^[^.]*localhost[^.]*$"},
|
|
},
|
|
Geoip: []*router.GeoIP{
|
|
{ // Will match localhost, localhost-a and localhost-b,
|
|
CountryCode: "local",
|
|
Cidr: []*router.CIDR{
|
|
{Ip: []byte{127, 0, 0, 2}, Prefix: 32},
|
|
{Ip: []byte{127, 0, 0, 3}, Prefix: 32},
|
|
{Ip: []byte{127, 0, 0, 4}, Prefix: 32},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Address: &net.Endpoint{
|
|
Network: net.Network_UDP,
|
|
Address: &net.IPOrDomain{
|
|
Address: &net.IPOrDomain_Ip{
|
|
Ip: []byte{127, 0, 0, 1},
|
|
},
|
|
},
|
|
Port: uint32(port),
|
|
},
|
|
PrioritizedDomain: []*NameServer_PriorityDomain{
|
|
// Equivalent of dotless: and domain:local
|
|
{Type: DomainMatchingType_Regex, Domain: "^[^.]*$"},
|
|
{Type: DomainMatchingType_Subdomain, Domain: "local"},
|
|
{Type: DomainMatchingType_Subdomain, Domain: "localdomain"},
|
|
},
|
|
},
|
|
},
|
|
StaticHosts: []*Config_HostMapping{
|
|
{
|
|
Type: DomainMatchingType_Full,
|
|
Domain: "hostnamestatic",
|
|
Ip: [][]byte{{127, 0, 0, 53}},
|
|
},
|
|
{
|
|
Type: DomainMatchingType_Full,
|
|
Domain: "hostnamealias",
|
|
ProxiedDomain: "hostname.localdomain",
|
|
},
|
|
},
|
|
}),
|
|
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()
|
|
|
|
{ // Will match dotless:
|
|
ips, err := client.LookupIP("hostname")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{127, 0, 0, 1}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match domain:local
|
|
ips, err := client.LookupIP("hostname.local")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{127, 0, 0, 1}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match static ip
|
|
ips, err := client.LookupIP("hostnamestatic")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{127, 0, 0, 53}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match domain replacing
|
|
ips, err := client.LookupIP("hostnamealias")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{127, 0, 0, 1}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match dotless:localhost, but not expectIPs: 127.0.0.2, 127.0.0.3, then matches at dotless:
|
|
ips, err := client.LookupIP("localhost")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{127, 0, 0, 2}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match dotless:localhost, and expectIPs: 127.0.0.2, 127.0.0.3
|
|
ips, err := client.LookupIP("localhost-a")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{127, 0, 0, 3}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match dotless:localhost, and expectIPs: 127.0.0.2, 127.0.0.3
|
|
ips, err := client.LookupIP("localhost-b")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{127, 0, 0, 4}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match dotless:
|
|
ips, err := client.LookupIP("Mijia Cloud")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{127, 0, 0, 1}}); 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.")
|
|
}
|
|
}
|
|
|
|
func TestMultiMatchPrioritizedDomain(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: []*anypb.Any{
|
|
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_Subdomain,
|
|
Domain: "google.com",
|
|
},
|
|
},
|
|
Geoip: []*router.GeoIP{
|
|
{ // Will only match 8.8.8.8 and 8.8.4.4
|
|
Cidr: []*router.CIDR{
|
|
{Ip: []byte{8, 8, 8, 8}, Prefix: 32},
|
|
{Ip: []byte{8, 8, 4, 4}, Prefix: 32},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
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_Subdomain,
|
|
Domain: "google.com",
|
|
},
|
|
},
|
|
Geoip: []*router.GeoIP{
|
|
{ // Will match 8.8.8.8 and 8.8.8.7, etc
|
|
Cidr: []*router.CIDR{
|
|
{Ip: []byte{8, 8, 8, 7}, Prefix: 24},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
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_Subdomain,
|
|
Domain: "api.google.com",
|
|
},
|
|
},
|
|
Geoip: []*router.GeoIP{
|
|
{ // Will only match 8.8.7.7 (api.google.com)
|
|
Cidr: []*router.CIDR{
|
|
{Ip: []byte{8, 8, 7, 7}, Prefix: 32},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
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: "v2.api.google.com",
|
|
},
|
|
},
|
|
Geoip: []*router.GeoIP{
|
|
{ // Will only match 8.8.7.8 (v2.api.google.com)
|
|
Cidr: []*router.CIDR{
|
|
{Ip: []byte{8, 8, 7, 8}, 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()
|
|
|
|
{ // Will match server 1,2 and server 1 returns expected ip
|
|
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)
|
|
}
|
|
}
|
|
|
|
{ // Will match server 1,2 and server 1 returns unexpected ip, then server 2 returns expected one
|
|
clientv4 := client.(feature_dns.IPv4Lookup)
|
|
ips, err := clientv4.LookupIPv4("ipv6.google.com")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{8, 8, 8, 7}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match server 3,1,2 and server 3 returns expected one
|
|
ips, err := client.LookupIP("api.google.com")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{8, 8, 7, 7}}); r != "" {
|
|
t.Fatal(r)
|
|
}
|
|
}
|
|
|
|
{ // Will match server 4,3,1,2 and server 4 returns expected one
|
|
ips, err := client.LookupIP("v2.api.google.com")
|
|
if err != nil {
|
|
t.Fatal("unexpected error: ", err)
|
|
}
|
|
|
|
if r := cmp.Diff(ips, []net.IP{{8, 8, 7, 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.")
|
|
}
|
|
}
|