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client_play_test.go
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client_play_test.go
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package gortsplib
import (
"bytes"
"crypto/tls"
"net"
"strconv"
"strings"
"sync/atomic"
"testing"
"time"
"github.com/pion/rtcp"
"github.com/pion/rtp"
"github.com/stretchr/testify/require"
"golang.org/x/net/ipv4"
"github.com/bluenviron/gortsplib/v4/pkg/auth"
"github.com/bluenviron/gortsplib/v4/pkg/base"
"github.com/bluenviron/gortsplib/v4/pkg/conn"
"github.com/bluenviron/gortsplib/v4/pkg/description"
"github.com/bluenviron/gortsplib/v4/pkg/format"
"github.com/bluenviron/gortsplib/v4/pkg/headers"
"github.com/bluenviron/mediacommon/pkg/codecs/mpeg4audio"
)
func ipPtr(v net.IP) *net.IP {
return &v
}
func deliveryPtr(v headers.TransportDelivery) *headers.TransportDelivery {
return &v
}
func transportPtr(v Transport) *Transport {
return &v
}
func transportModePtr(v headers.TransportMode) *headers.TransportMode {
return &v
}
func mediasToSDP(medias []*description.Media) []byte {
desc := &description.Session{
Medias: medias,
}
prepareForAnnounce(desc)
byts, err := desc.Marshal(false)
if err != nil {
panic(err)
}
return byts
}
func mustMarshalPacketRTP(pkt *rtp.Packet) []byte {
byts, err := pkt.Marshal()
if err != nil {
panic(err)
}
return byts
}
func mustMarshalPacketRTCP(pkt rtcp.Packet) []byte {
byts, err := pkt.Marshal()
if err != nil {
panic(err)
}
return byts
}
func readAll(c *Client, ur string, cb func(*description.Media, format.Format, *rtp.Packet)) error {
u, err := base.ParseURL(ur)
if err != nil {
return err
}
err = c.Start(u.Scheme, u.Host)
if err != nil {
return err
}
sd, _, err := c.Describe(u)
if err != nil {
c.Close()
return err
}
err = c.SetupAll(sd.BaseURL, sd.Medias)
if err != nil {
c.Close()
return err
}
if cb != nil {
c.OnPacketRTPAny(cb)
}
_, err = c.Play(nil)
if err != nil {
c.Close()
return err
}
return nil
}
func TestClientPlayFormats(t *testing.T) {
media1 := testH264Media
media2 := &description.Media{
Type: description.MediaTypeAudio,
Formats: []format.Format{&format.MPEG4Audio{
PayloadTyp: 96,
Config: &mpeg4audio.Config{
Type: mpeg4audio.ObjectTypeAACLC,
SampleRate: 44100,
ChannelCount: 2,
},
SizeLength: 13,
IndexLength: 3,
IndexDeltaLength: 3,
}},
}
media3 := &description.Media{
Type: description.MediaTypeAudio,
Formats: []format.Format{&format.MPEG4Audio{
PayloadTyp: 96,
Config: &mpeg4audio.Config{
Type: mpeg4audio.ObjectTypeAACLC,
SampleRate: 96000,
ChannelCount: 2,
},
SizeLength: 13,
IndexLength: 3,
IndexDeltaLength: 3,
}},
}
l, err := net.Listen("tcp", "localhost:8554")
require.NoError(t, err)
defer l.Close()
serverDone := make(chan struct{})
defer func() { <-serverDone }()
go func() {
defer close(serverDone)
nconn, err2 := l.Accept()
require.NoError(t, err2)
defer nconn.Close()
conn := conn.NewConn(nconn)
req, err2 := conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Options, req.Method)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Public": base.HeaderValue{strings.Join([]string{
string(base.Describe),
string(base.Setup),
string(base.Play),
}, ", ")},
},
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Describe, req.Method)
require.Equal(t, mustParseURL("rtsp://localhost:8554/teststream"), req.URL)
medias := []*description.Media{media1, media2, media3}
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Content-Type": base.HeaderValue{"application/sdp"},
"Content-Base": base.HeaderValue{"rtsp://localhost:8554/teststream/"},
},
Body: mediasToSDP(medias),
})
require.NoError(t, err2)
for i := 0; i < 3; i++ {
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Setup, req.Method)
require.Equal(t, mustParseURL("rtsp://localhost:8554/teststream/"+medias[i].Control), req.URL)
var inTH headers.Transport
err2 = inTH.Unmarshal(req.Header["Transport"])
require.NoError(t, err2)
th := headers.Transport{
Delivery: deliveryPtr(headers.TransportDeliveryUnicast),
Protocol: headers.TransportProtocolUDP,
ClientPorts: inTH.ClientPorts,
ServerPorts: &[2]int{34556 + i*2, 34557 + i*2},
}
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Transport": th.Marshal(),
},
})
require.NoError(t, err2)
}
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Play, req.Method)
require.Equal(t, mustParseURL("rtsp://localhost:8554/teststream/"), req.URL)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Teardown, req.Method)
require.Equal(t, mustParseURL("rtsp://localhost:8554/teststream/"), req.URL)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
}()
c := Client{}
err = readAll(&c, "rtsp://localhost:8554/teststream", nil)
require.NoError(t, err)
defer c.Close()
}
func TestClientPlay(t *testing.T) {
for _, transport := range []string{
"udp",
"multicast",
"tcp",
"tls",
} {
t.Run(transport, func(t *testing.T) {
packetRecv := make(chan struct{})
listenIP := multicastCapableIP(t)
l, err := net.Listen("tcp", listenIP+":8554")
require.NoError(t, err)
defer l.Close()
var scheme string
if transport == "tls" {
scheme = "rtsps"
var cert tls.Certificate
cert, err = tls.X509KeyPair(serverCert, serverKey)
require.NoError(t, err)
l = tls.NewListener(l, &tls.Config{Certificates: []tls.Certificate{cert}})
} else {
scheme = "rtsp"
}
serverDone := make(chan struct{})
defer func() { <-serverDone }()
go func() {
defer close(serverDone)
nconn, err2 := l.Accept()
require.NoError(t, err2)
defer nconn.Close()
conn := conn.NewConn(nconn)
req, err2 := conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Options, req.Method)
require.Equal(t, mustParseURL(scheme+"://"+listenIP+":8554/test/stream?param=value"), req.URL)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Public": base.HeaderValue{strings.Join([]string{
string(base.Describe),
string(base.Setup),
string(base.Play),
}, ", ")},
},
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Describe, req.Method)
require.Equal(t, mustParseURL(scheme+"://"+listenIP+":8554/test/stream?param=value"), req.URL)
forma := &format.Generic{
PayloadTyp: 96,
RTPMa: "private/90000",
}
err2 = forma.Init()
require.NoError(t, err2)
medias := []*description.Media{
{
Type: "application",
Formats: []format.Format{forma},
},
{
Type: "application",
Formats: []format.Format{forma},
},
}
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Content-Type": base.HeaderValue{"application/sdp"},
"Content-Base": base.HeaderValue{scheme + "://" + listenIP + ":8554/test/stream?param=value/"},
},
Body: mediasToSDP(medias),
})
require.NoError(t, err2)
var l1s [2]net.PacketConn
var l2s [2]net.PacketConn
var clientPorts [2]*[2]int
for i := 0; i < 2; i++ {
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Setup, req.Method)
require.Equal(t, mustParseURL(
scheme+"://"+listenIP+":8554/test/stream?param=value/"+medias[i].Control), req.URL)
var inTH headers.Transport
err2 = inTH.Unmarshal(req.Header["Transport"])
require.NoError(t, err2)
var th headers.Transport
switch transport {
case "udp":
v := headers.TransportDeliveryUnicast
th.Delivery = &v
th.Protocol = headers.TransportProtocolUDP
th.ClientPorts = inTH.ClientPorts
clientPorts[i] = inTH.ClientPorts
th.ServerPorts = &[2]int{34556 + i*2, 34557 + i*2}
l1s[i], err2 = net.ListenPacket(
"udp", net.JoinHostPort(listenIP, strconv.FormatInt(int64(th.ServerPorts[0]), 10)))
require.NoError(t, err2)
defer l1s[i].Close()
l2s[i], err2 = net.ListenPacket(
"udp", net.JoinHostPort(listenIP, strconv.FormatInt(int64(th.ServerPorts[1]), 10)))
require.NoError(t, err2)
defer l2s[i].Close()
case "multicast":
v := headers.TransportDeliveryMulticast
th.Delivery = &v
th.Protocol = headers.TransportProtocolUDP
v2 := net.ParseIP("224.1.0.1")
th.Destination = &v2
th.Ports = &[2]int{25000 + i*2, 25001 + i*2}
l1s[i], err2 = net.ListenPacket("udp", "224.0.0.0:"+strconv.FormatInt(int64(th.Ports[0]), 10))
require.NoError(t, err2)
defer l1s[i].Close()
p := ipv4.NewPacketConn(l1s[i])
var intfs []net.Interface
intfs, err2 = net.Interfaces()
require.NoError(t, err2)
for _, intf := range intfs {
err2 = p.JoinGroup(&intf, &net.UDPAddr{IP: net.ParseIP("224.1.0.1")})
require.NoError(t, err2)
}
l2s[i], err2 = net.ListenPacket("udp", "224.0.0.0:25001")
require.NoError(t, err2)
defer l2s[i].Close()
p = ipv4.NewPacketConn(l2s[i])
intfs, err2 = net.Interfaces()
require.NoError(t, err2)
for _, intf := range intfs {
err2 = p.JoinGroup(&intf, &net.UDPAddr{IP: net.ParseIP("224.1.0.1")})
require.NoError(t, err2)
}
case "tcp", "tls":
v := headers.TransportDeliveryUnicast
th.Delivery = &v
th.Protocol = headers.TransportProtocolTCP
th.InterleavedIDs = &[2]int{0 + i*2, 1 + i*2}
}
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Transport": th.Marshal(),
},
})
require.NoError(t, err2)
}
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Play, req.Method)
require.Equal(t, mustParseURL(scheme+"://"+listenIP+":8554/test/stream?param=value/"), req.URL)
require.Equal(t, base.HeaderValue{"npt=0-"}, req.Header["Range"])
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
for i := 0; i < 2; i++ {
// server -> client (RTP)
switch transport {
case "udp":
_, err2 = l1s[i].WriteTo(testRTPPacketMarshaled, &net.UDPAddr{
IP: net.ParseIP("127.0.0.1"),
Port: clientPorts[i][0],
})
require.NoError(t, err2)
case "multicast":
_, err2 = l1s[i].WriteTo(testRTPPacketMarshaled, &net.UDPAddr{
IP: net.ParseIP("224.1.0.1"),
Port: 25000,
})
require.NoError(t, err2)
case "tcp", "tls":
err2 = conn.WriteInterleavedFrame(&base.InterleavedFrame{
Channel: 0 + i*2,
Payload: testRTPPacketMarshaled,
}, make([]byte, 1024))
require.NoError(t, err2)
}
// client -> server (RTCP)
switch transport {
case "udp", "multicast":
// skip firewall opening
if transport == "udp" {
buf := make([]byte, 2048)
_, _, err2 = l2s[i].ReadFrom(buf)
require.NoError(t, err2)
}
buf := make([]byte, 2048)
var n int
n, _, err2 = l2s[i].ReadFrom(buf)
require.NoError(t, err2)
var packets []rtcp.Packet
packets, err2 = rtcp.Unmarshal(buf[:n])
require.NoError(t, err2)
require.Equal(t, &testRTCPPacket, packets[0])
case "tcp", "tls":
var f *base.InterleavedFrame
f, err2 = conn.ReadInterleavedFrame()
require.NoError(t, err2)
require.Equal(t, 1+i*2, f.Channel)
var packets []rtcp.Packet
packets, err2 = rtcp.Unmarshal(f.Payload)
require.NoError(t, err2)
require.Equal(t, &testRTCPPacket, packets[0])
}
}
close(packetRecv)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Teardown, req.Method)
require.Equal(t, mustParseURL(scheme+"://"+listenIP+":8554/test/stream?param=value/"), req.URL)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
}()
c := Client{
TLSConfig: &tls.Config{
InsecureSkipVerify: true,
},
Transport: func() *Transport {
switch transport {
case "udp":
v := TransportUDP
return &v
case "multicast":
v := TransportUDPMulticast
return &v
default: // tcp, tls
v := TransportTCP
return &v
}
}(),
}
u, err := base.ParseURL(scheme + "://" + listenIP + ":8554/test/stream?param=value")
require.NoError(t, err)
err = c.Start(u.Scheme, u.Host)
require.NoError(t, err)
defer c.Close()
sd, _, err := c.Describe(u)
require.NoError(t, err)
err = c.SetupAll(sd.BaseURL, sd.Medias)
require.NoError(t, err)
c.OnPacketRTPAny(func(medi *description.Media, _ format.Format, pkt *rtp.Packet) {
require.Equal(t, &testRTPPacket, pkt)
err2 := c.WritePacketRTCP(medi, &testRTCPPacket)
require.NoError(t, err2)
})
_, err = c.Play(nil)
require.NoError(t, err)
<-packetRecv
})
}
}
func TestClientPlayPartial(t *testing.T) {
listenIP := multicastCapableIP(t)
l, err := net.Listen("tcp", listenIP+":8554")
require.NoError(t, err)
defer l.Close()
serverDone := make(chan struct{})
defer func() { <-serverDone }()
go func() {
defer close(serverDone)
nconn, err2 := l.Accept()
require.NoError(t, err2)
defer nconn.Close()
conn := conn.NewConn(nconn)
req, err2 := conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Options, req.Method)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Public": base.HeaderValue{strings.Join([]string{
string(base.Describe),
string(base.Setup),
string(base.Play),
}, ", ")},
},
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Describe, req.Method)
require.Equal(t, mustParseURL("rtsp://"+listenIP+":8554/teststream"), req.URL)
forma := &format.Generic{
PayloadTyp: 96,
RTPMa: "private/90000",
}
err2 = forma.Init()
require.NoError(t, err2)
medias := []*description.Media{
{
Type: "application",
Formats: []format.Format{forma},
},
{
Type: "application",
Formats: []format.Format{forma},
},
}
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Content-Type": base.HeaderValue{"application/sdp"},
"Content-Base": base.HeaderValue{"rtsp://" + listenIP + ":8554/teststream/"},
},
Body: mediasToSDP(medias),
})
require.NoError(t, err2)
req, err = conn.ReadRequest()
require.NoError(t, err)
require.Equal(t, base.Setup, req.Method)
require.Equal(t, mustParseURL("rtsp://"+listenIP+":8554/teststream/"+medias[1].Control), req.URL)
var inTH headers.Transport
err2 = inTH.Unmarshal(req.Header["Transport"])
require.NoError(t, err2)
require.Equal(t, &[2]int{0, 1}, inTH.InterleavedIDs)
th := headers.Transport{
Delivery: deliveryPtr(headers.TransportDeliveryUnicast),
Protocol: headers.TransportProtocolTCP,
InterleavedIDs: inTH.InterleavedIDs,
}
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Transport": th.Marshal(),
},
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Play, req.Method)
require.Equal(t, mustParseURL("rtsp://"+listenIP+":8554/teststream/"), req.URL)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
err2 = conn.WriteInterleavedFrame(&base.InterleavedFrame{
Channel: 0,
Payload: testRTPPacketMarshaled,
}, make([]byte, 1024))
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Teardown, req.Method)
require.Equal(t, mustParseURL("rtsp://"+listenIP+":8554/teststream/"), req.URL)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
}()
packetRecv := make(chan struct{})
c := Client{
Transport: transportPtr(TransportTCP),
}
u, err := base.ParseURL("rtsp://" + listenIP + ":8554/teststream")
require.NoError(t, err)
err = c.Start(u.Scheme, u.Host)
require.NoError(t, err)
defer c.Close()
sd, _, err := c.Describe(u)
require.NoError(t, err)
_, err = c.Setup(sd.BaseURL, sd.Medias[1], 0, 0)
require.NoError(t, err)
c.OnPacketRTPAny(func(medi *description.Media, forma format.Format, pkt *rtp.Packet) {
require.Equal(t, sd.Medias[1], medi)
require.Equal(t, sd.Medias[1].Formats[0], forma)
require.Equal(t, &testRTPPacket, pkt)
close(packetRecv)
})
_, err = c.Play(nil)
require.NoError(t, err)
<-packetRecv
}
func TestClientPlayContentBase(t *testing.T) {
for _, ca := range []string{
"absent",
"inside control attribute",
} {
t.Run(ca, func(t *testing.T) {
l, err := net.Listen("tcp", "localhost:8554")
require.NoError(t, err)
defer l.Close()
serverDone := make(chan struct{})
defer func() { <-serverDone }()
go func() {
defer close(serverDone)
nconn, err2 := l.Accept()
require.NoError(t, err2)
defer nconn.Close()
conn := conn.NewConn(nconn)
req, err2 := conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Options, req.Method)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Public": base.HeaderValue{strings.Join([]string{
string(base.Describe),
string(base.Setup),
string(base.Play),
}, ", ")},
},
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Describe, req.Method)
require.Equal(t, mustParseURL("rtsp://localhost:8554/teststream"), req.URL)
medias := []*description.Media{testH264Media}
switch ca {
case "absent":
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Content-Type": base.HeaderValue{"application/sdp"},
},
Body: mediasToSDP(medias),
})
require.NoError(t, err2)
case "inside control attribute":
body := string(mediasToSDP(medias))
body = strings.Replace(body, "t=0 0", "t=0 0\r\na=control:rtsp://localhost:8554/teststream", 1)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Content-Type": base.HeaderValue{"application/sdp"},
"Content-Base": base.HeaderValue{"rtsp://localhost:8554/teststream2/"},
},
Body: []byte(body),
})
require.NoError(t, err2)
}
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Setup, req.Method)
require.Equal(t, mustParseURL("rtsp://localhost:8554/teststream/"+medias[0].Control), req.URL)
var inTH headers.Transport
err2 = inTH.Unmarshal(req.Header["Transport"])
require.NoError(t, err2)
th := headers.Transport{
Delivery: deliveryPtr(headers.TransportDeliveryUnicast),
Protocol: headers.TransportProtocolUDP,
ClientPorts: inTH.ClientPorts,
ServerPorts: &[2]int{34556, 34557},
}
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Transport": th.Marshal(),
},
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Play, req.Method)
require.Equal(t, mustParseURL("rtsp://localhost:8554/teststream"), req.URL)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Teardown, req.Method)
require.Equal(t, mustParseURL("rtsp://localhost:8554/teststream"), req.URL)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
}()
c := Client{}
err = readAll(&c, "rtsp://localhost:8554/teststream", nil)
require.NoError(t, err)
c.Close()
})
}
}
func TestClientPlayAnyPort(t *testing.T) {
for _, ca := range []string{
"zero",
"zero_one",
"no",
"random",
} {
t.Run(ca, func(t *testing.T) {
l, err := net.Listen("tcp", "localhost:8554")
require.NoError(t, err)
defer l.Close()
serverRecv := make(chan struct{})
serverDone := make(chan struct{})
defer func() { <-serverDone }()
go func() {
defer close(serverDone)
nconn, err2 := l.Accept()
require.NoError(t, err2)
defer nconn.Close()
conn := conn.NewConn(nconn)
req, err2 := conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Options, req.Method)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Public": base.HeaderValue{strings.Join([]string{
string(base.Describe),
string(base.Setup),
string(base.Play),
}, ", ")},
},
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Describe, req.Method)
medias := []*description.Media{testH264Media}
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Content-Type": base.HeaderValue{"application/sdp"},
"Content-Base": base.HeaderValue{"rtsp://localhost:8554/teststream/"},
},
Body: mediasToSDP(medias),
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Setup, req.Method)
var th headers.Transport
err2 = th.Unmarshal(req.Header["Transport"])
require.NoError(t, err2)
l1a, err2 := net.ListenPacket("udp", "localhost:13344")
require.NoError(t, err2)
defer l1a.Close()
l1b, err2 := net.ListenPacket("udp", "localhost:23041")
require.NoError(t, err2)
defer l1b.Close()
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
Header: base.Header{
"Transport": headers.Transport{
Protocol: headers.TransportProtocolUDP,
Delivery: deliveryPtr(headers.TransportDeliveryUnicast),
ClientPorts: th.ClientPorts,
ServerPorts: func() *[2]int {
switch ca {
case "zero":
return &[2]int{0, 0}
case "zero_one":
return &[2]int{0, 1}
case "no":
return nil
default: // random
return &[2]int{23040, 23041}
}
}(),
}.Marshal(),
},
})
require.NoError(t, err2)
req, err2 = conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Play, req.Method)
err2 = conn.WriteResponse(&base.Response{
StatusCode: base.StatusOK,
})
require.NoError(t, err2)
time.Sleep(500 * time.Millisecond)
_, err2 = l1a.WriteTo(testRTPPacketMarshaled, &net.UDPAddr{
IP: net.ParseIP("127.0.0.1"),
Port: th.ClientPorts[0],
})
require.NoError(t, err2)
// read RTCP
if ca == "random" {
// skip firewall opening
buf := make([]byte, 2048)
_, _, err = l1b.ReadFrom(buf)
require.NoError(t, err)
buf = make([]byte, 2048)
var n int
n, _, err = l1b.ReadFrom(buf)
require.NoError(t, err)
var packets []rtcp.Packet
packets, err = rtcp.Unmarshal(buf[:n])
require.NoError(t, err)
require.Equal(t, &testRTCPPacket, packets[0])
close(serverRecv)
}
}()
packetRecv := make(chan struct{})
c := Client{
AnyPortEnable: true,
}
var med *description.Media
err = readAll(&c, "rtsp://localhost:8554/teststream",
func(medi *description.Media, _ format.Format, pkt *rtp.Packet) {
require.Equal(t, &testRTPPacket, pkt)
med = medi
close(packetRecv)
})
require.NoError(t, err)
defer c.Close()
<-packetRecv
if ca == "random" {
err := c.WritePacketRTCP(med, &testRTCPPacket)
require.NoError(t, err)
<-serverRecv
}
})
}
}
func TestClientPlayAutomaticProtocol(t *testing.T) {
t.Run("switch after status code", func(t *testing.T) {
l, err := net.Listen("tcp", "localhost:8554")
require.NoError(t, err)
defer l.Close()
serverDone := make(chan struct{})
defer func() { <-serverDone }()
go func() {
defer close(serverDone)
nconn, err2 := l.Accept()
require.NoError(t, err2)
defer nconn.Close()
conn := conn.NewConn(nconn)
req, err2 := conn.ReadRequest()
require.NoError(t, err2)
require.Equal(t, base.Options, req.Method)