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Xray-core/app/dns/dns_test.go
AkinoKaede b15fffaac6
fix: fix tests
2021-03-18 23:52:00 +08:00

1057 lines
24 KiB
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package dns_test
import (
"testing"
"time"
"github.com/google/go-cmp/cmp"
"github.com/miekg/dns"
"github.com/xtls/xray-core/app/dispatcher"
. "github.com/xtls/xray-core/app/dns"
"github.com/xtls/xray-core/app/policy"
"github.com/xtls/xray-core/app/proxyman"
_ "github.com/xtls/xray-core/app/proxyman/outbound"
"github.com/xtls/xray-core/app/router"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/common/serial"
"github.com/xtls/xray-core/core"
feature_dns "github.com/xtls/xray-core/features/dns"
"github.com/xtls/xray-core/proxy/freedom"
"github.com/xtls/xray-core/testing/servers/udp"
)
type staticHandler struct {
}
func (*staticHandler) ServeDNS(w dns.ResponseWriter, r *dns.Msg) {
ans := new(dns.Msg)
ans.Id = r.Id
var clientIP net.IP
opt := r.IsEdns0()
if opt != nil {
for _, o := range opt.Option {
if o.Option() == dns.EDNS0SUBNET {
subnet := o.(*dns.EDNS0_SUBNET)
clientIP = subnet.Address
}
}
}
for _, q := range r.Question {
switch {
case q.Name == "google.com." && q.Qtype == dns.TypeA:
if clientIP == nil {
rr, _ := dns.NewRR("google.com. IN A 8.8.8.8")
ans.Answer = append(ans.Answer, rr)
} else {
rr, _ := dns.NewRR("google.com. IN A 8.8.4.4")
ans.Answer = append(ans.Answer, rr)
}
case q.Name == "api.google.com." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("api.google.com. IN A 8.8.7.7")
ans.Answer = append(ans.Answer, rr)
case q.Name == "v2.api.google.com." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("v2.api.google.com. IN A 8.8.7.8")
ans.Answer = append(ans.Answer, rr)
case q.Name == "facebook.com." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("facebook.com. IN A 9.9.9.9")
ans.Answer = append(ans.Answer, rr)
case q.Name == "ipv6.google.com." && q.Qtype == dns.TypeA:
rr, err := dns.NewRR("ipv6.google.com. IN A 8.8.8.7")
common.Must(err)
ans.Answer = append(ans.Answer, rr)
case q.Name == "ipv6.google.com." && q.Qtype == dns.TypeAAAA:
rr, err := dns.NewRR("ipv6.google.com. IN AAAA 2001:4860:4860::8888")
common.Must(err)
ans.Answer = append(ans.Answer, rr)
case q.Name == "notexist.google.com." && q.Qtype == dns.TypeAAAA:
ans.MsgHdr.Rcode = dns.RcodeNameError
case q.Name == "hostname." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("hostname. IN A 127.0.0.1")
ans.Answer = append(ans.Answer, rr)
case q.Name == "hostname.local." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("hostname.local. IN A 127.0.0.1")
ans.Answer = append(ans.Answer, rr)
case q.Name == "hostname.localdomain." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("hostname.localdomain. IN A 127.0.0.1")
ans.Answer = append(ans.Answer, rr)
case q.Name == "localhost." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("localhost. IN A 127.0.0.2")
ans.Answer = append(ans.Answer, rr)
case q.Name == "localhost-a." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("localhost-a. IN A 127.0.0.3")
ans.Answer = append(ans.Answer, rr)
case q.Name == "localhost-b." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("localhost-b. IN A 127.0.0.4")
ans.Answer = append(ans.Answer, rr)
case q.Name == "Mijia\\ Cloud." && q.Qtype == dns.TypeA:
rr, _ := dns.NewRR("Mijia\\ Cloud. IN A 127.0.0.1")
ans.Answer = append(ans.Answer, rr)
}
}
w.WriteMsg(ans)
}
func TestUDPServerSubnet(t *testing.T) {
port := udp.PickPort()
dnsServer := dns.Server{
Addr: "127.0.0.1:" + port.String(),
Net: "udp",
Handler: &staticHandler{},
UDPSize: 1200,
}
go dnsServer.ListenAndServe()
time.Sleep(time.Second)
config := &core.Config{
App: []*serial.TypedMessage{
serial.ToTypedMessage(&Config{
NameServers: []*net.Endpoint{
{
Network: net.Network_UDP,
Address: &net.IPOrDomain{
Address: &net.IPOrDomain_Ip{
Ip: []byte{127, 0, 0, 1},
},
},
Port: uint32(port),
},
},
ClientIp: []byte{7, 8, 9, 10},
}),
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)
ips, err := client.LookupIP("google.com", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
if err != nil {
t.Fatal("unexpected error: ", err)
}
if r := cmp.Diff(ips, []net.IP{{8, 8, 4, 4}}); r != "" {
t.Fatal(r)
}
}
func TestUDPServer(t *testing.T) {
port := udp.PickPort()
dnsServer := dns.Server{
Addr: "127.0.0.1:" + port.String(),
Net: "udp",
Handler: &staticHandler{},
UDPSize: 1200,
}
go dnsServer.ListenAndServe()
time.Sleep(time.Second)
config := &core.Config{
App: []*serial.TypedMessage{
serial.ToTypedMessage(&Config{
NameServers: []*net.Endpoint{
{
Network: net.Network_UDP,
Address: &net.IPOrDomain{
Address: &net.IPOrDomain_Ip{
Ip: []byte{127, 0, 0, 1},
},
},
Port: uint32(port),
},
},
}),
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)
{
ips, err := client.LookupIP("google.com", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
if err != nil {
t.Fatal("unexpected error: ", err)
}
if r := cmp.Diff(ips, []net.IP{{8, 8, 8, 8}}); r != "" {
t.Fatal(r)
}
}
{
ips, err := client.LookupIP("facebook.com", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
if err != nil {
t.Fatal("unexpected error: ", err)
}
if r := cmp.Diff(ips, []net.IP{{9, 9, 9, 9}}); r != "" {
t.Fatal(r)
}
}
{
_, err := client.LookupIP("notexist.google.com", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
if err == nil {
t.Fatal("nil error")
}
if r := feature_dns.RCodeFromError(err); r != uint16(dns.RcodeNameError) {
t.Fatal("expected NameError, but got ", r)
}
}
{
ips, err := client.LookupIP("ipv4only.google.com", feature_dns.IPOption{
IPv4Enable: false,
IPv6Enable: true,
FakeEnable: false,
})
if err != feature_dns.ErrEmptyResponse {
t.Fatal("error: ", err)
}
if len(ips) != 0 {
t.Fatal("ips: ", ips)
}
}
dnsServer.Shutdown()
{
ips, err := client.LookupIP("google.com", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
if err != nil {
t.Fatal("unexpected error: ", err)
}
if r := cmp.Diff(ips, []net.IP{{8, 8, 8, 8}}); r != "" {
t.Fatal(r)
}
}
}
func TestPrioritizedDomain(t *testing.T) {
port := udp.PickPort()
dnsServer := dns.Server{
Addr: "127.0.0.1:" + port.String(),
Net: "udp",
Handler: &staticHandler{},
UDPSize: 1200,
}
go dnsServer.ListenAndServe()
time.Sleep(time.Second)
config := &core.Config{
App: []*serial.TypedMessage{
serial.ToTypedMessage(&Config{
NameServers: []*net.Endpoint{
{
Network: net.Network_UDP,
Address: &net.IPOrDomain{
Address: &net.IPOrDomain_Ip{
Ip: []byte{127, 0, 0, 1},
},
},
Port: 9999, /* unreachable */
},
},
NameServer: []*NameServer{
{
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)
common.Must(err)
client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
startTime := time.Now()
{
ips, err := client.LookupIP("google.com", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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 TestUDPServerIPv6(t *testing.T) {
port := udp.PickPort()
dnsServer := dns.Server{
Addr: "127.0.0.1:" + port.String(),
Net: "udp",
Handler: &staticHandler{},
UDPSize: 1200,
}
go dnsServer.ListenAndServe()
time.Sleep(time.Second)
config := &core.Config{
App: []*serial.TypedMessage{
serial.ToTypedMessage(&Config{
NameServers: []*net.Endpoint{
{
Network: net.Network_UDP,
Address: &net.IPOrDomain{
Address: &net.IPOrDomain_Ip{
Ip: []byte{127, 0, 0, 1},
},
},
Port: uint32(port),
},
},
}),
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)
{
ips, err := client.LookupIP("ipv6.google.com", feature_dns.IPOption{
IPv4Enable: false,
IPv6Enable: true,
FakeEnable: false,
})
if err != nil {
t.Fatal("unexpected error: ", err)
}
if r := cmp.Diff(ips, []net.IP{{32, 1, 72, 96, 72, 96, 0, 0, 0, 0, 0, 0, 0, 0, 136, 136}}); r != "" {
t.Fatal(r)
}
}
}
func TestStaticHostDomain(t *testing.T) {
port := udp.PickPort()
dnsServer := dns.Server{
Addr: "127.0.0.1:" + port.String(),
Net: "udp",
Handler: &staticHandler{},
UDPSize: 1200,
}
go dnsServer.ListenAndServe()
time.Sleep(time.Second)
config := &core.Config{
App: []*serial.TypedMessage{
serial.ToTypedMessage(&Config{
NameServers: []*net.Endpoint{
{
Network: net.Network_UDP,
Address: &net.IPOrDomain{
Address: &net.IPOrDomain_Ip{
Ip: []byte{127, 0, 0, 1},
},
},
Port: uint32(port),
},
},
StaticHosts: []*Config_HostMapping{
{
Type: DomainMatchingType_Full,
Domain: "example.com",
ProxiedDomain: "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)
common.Must(err)
client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
{
ips, err := client.LookupIP("example.com", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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: []*serial.TypedMessage{
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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: []*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{
// 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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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: []*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_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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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
ips, err := client.LookupIP("ipv6.google.com", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: false,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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", feature_dns.IPOption{
IPv4Enable: true,
IPv6Enable: true,
FakeEnable: false,
})
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.")
}
}
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