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fix crash

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aler9
2020-12-06 17:56:43 +01:00
parent 6d201429f1
commit b4c183ad2a
6 changed files with 47 additions and 34 deletions
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36
clientconf.go
View File

@@ -68,34 +68,34 @@ type ClientConf struct {
} }
// Dial connects to a server. // Dial connects to a server.
func (d ClientConf) Dial(host string) (*ClientConn, error) { func (c ClientConf) Dial(host string) (*ClientConn, error) {
if d.ReadTimeout == 0 { if c.ReadTimeout == 0 {
d.ReadTimeout = 10 * time.Second c.ReadTimeout = 10 * time.Second
} }
if d.WriteTimeout == 0 { if c.WriteTimeout == 0 {
d.WriteTimeout = 10 * time.Second c.WriteTimeout = 10 * time.Second
} }
if d.ReadBufferCount == 0 { if c.ReadBufferCount == 0 {
d.ReadBufferCount = 1 c.ReadBufferCount = 1
} }
if d.DialTimeout == nil { if c.DialTimeout == nil {
d.DialTimeout = net.DialTimeout c.DialTimeout = net.DialTimeout
} }
if d.ListenPacket == nil { if c.ListenPacket == nil {
d.ListenPacket = net.ListenPacket c.ListenPacket = net.ListenPacket
} }
if !strings.Contains(host, ":") { if !strings.Contains(host, ":") {
host += ":554" host += ":554"
} }
nconn, err := d.DialTimeout("tcp", host, d.ReadTimeout) nconn, err := c.DialTimeout("tcp", host, c.ReadTimeout)
if err != nil { if err != nil {
return nil, err return nil, err
} }
return &ClientConn{ return &ClientConn{
d: d, c: c,
nconn: nconn, nconn: nconn,
br: bufio.NewReaderSize(nconn, clientReadBufferSize), br: bufio.NewReaderSize(nconn, clientReadBufferSize),
bw: bufio.NewWriterSize(nconn, clientWriteBufferSize), bw: bufio.NewWriterSize(nconn, clientWriteBufferSize),
@@ -103,20 +103,20 @@ func (d ClientConf) Dial(host string) (*ClientConn, error) {
udpRtcpListeners: make(map[int]*clientConnUDPListener), udpRtcpListeners: make(map[int]*clientConnUDPListener),
rtcpReceivers: make(map[int]*rtcpreceiver.RtcpReceiver), rtcpReceivers: make(map[int]*rtcpreceiver.RtcpReceiver),
udpLastFrameTimes: make(map[int]*int64), udpLastFrameTimes: make(map[int]*int64),
tcpFrameBuffer: multibuffer.New(d.ReadBufferCount, clientTCPFrameReadBufferSize), tcpFrameBuffer: multibuffer.New(c.ReadBufferCount, clientTCPFrameReadBufferSize),
rtcpSenders: make(map[int]*rtcpsender.RtcpSender), rtcpSenders: make(map[int]*rtcpsender.RtcpSender),
publishError: fmt.Errorf("not running"), publishError: fmt.Errorf("not running"),
}, nil }, nil
} }
// DialRead connects to the address and starts reading all tracks. // DialRead connects to the address and starts reading all tracks.
func (d ClientConf) DialRead(address string) (*ClientConn, error) { func (c ClientConf) DialRead(address string) (*ClientConn, error) {
u, err := base.ParseURL(address) u, err := base.ParseURL(address)
if err != nil { if err != nil {
return nil, err return nil, err
} }
conn, err := d.Dial(u.Host) conn, err := c.Dial(u.Host)
if err != nil { if err != nil {
return nil, err return nil, err
} }
@@ -151,13 +151,13 @@ func (d ClientConf) DialRead(address string) (*ClientConn, error) {
} }
// DialPublish connects to the address and starts publishing the tracks. // DialPublish connects to the address and starts publishing the tracks.
func (d ClientConf) DialPublish(address string, tracks Tracks) (*ClientConn, error) { func (c ClientConf) DialPublish(address string, tracks Tracks) (*ClientConn, error) {
u, err := base.ParseURL(address) u, err := base.ParseURL(address)
if err != nil { if err != nil {
return nil, err return nil, err
} }
conn, err := d.Dial(u.Host) conn, err := c.Dial(u.Host)
if err != nil { if err != nil {
return nil, err return nil, err
} }

16
clientconn.go
View File

@@ -63,7 +63,7 @@ func (s clientConnState) String() string {
// ClientConn is a client-side RTSP connection. // ClientConn is a client-side RTSP connection.
type ClientConn struct { type ClientConn struct {
d ClientConf c ClientConf
nconn net.Conn nconn net.Conn
br *bufio.Reader br *bufio.Reader
bw *bufio.Writer bw *bufio.Writer
@@ -146,7 +146,7 @@ func (c *ClientConn) Tracks() Tracks {
} }
func (c *ClientConn) readFrameTCPOrResponse() (interface{}, error) { func (c *ClientConn) readFrameTCPOrResponse() (interface{}, error) {
c.nconn.SetReadDeadline(time.Now().Add(c.d.ReadTimeout)) c.nconn.SetReadDeadline(time.Now().Add(c.c.ReadTimeout))
f := base.InterleavedFrame{ f := base.InterleavedFrame{
Content: c.tcpFrameBuffer.Next(), Content: c.tcpFrameBuffer.Next(),
} }
@@ -175,7 +175,7 @@ func (c *ClientConn) Do(req *base.Request) (*base.Response, error) {
c.cseq++ c.cseq++
req.Header["CSeq"] = base.HeaderValue{strconv.FormatInt(int64(c.cseq), 10)} req.Header["CSeq"] = base.HeaderValue{strconv.FormatInt(int64(c.cseq), 10)}
c.nconn.SetWriteDeadline(time.Now().Add(c.d.WriteTimeout)) c.nconn.SetWriteDeadline(time.Now().Add(c.c.WriteTimeout))
err := req.Write(c.bw) err := req.Write(c.bw)
if err != nil { if err != nil {
return nil, err return nil, err
@@ -298,7 +298,7 @@ func (c *ClientConn) Describe(u *base.URL) (Tracks, *base.Response, error) {
if res.StatusCode != base.StatusOK { if res.StatusCode != base.StatusOK {
// redirect // redirect
if !c.d.RedirectDisable && if !c.c.RedirectDisable &&
res.StatusCode >= base.StatusMovedPermanently && res.StatusCode >= base.StatusMovedPermanently &&
res.StatusCode <= base.StatusUseProxy && res.StatusCode <= base.StatusUseProxy &&
len(res.Header["Location"]) == 1 { len(res.Header["Location"]) == 1 {
@@ -310,7 +310,7 @@ func (c *ClientConn) Describe(u *base.URL) (Tracks, *base.Response, error) {
return nil, nil, err return nil, nil, err
} }
nc, err := c.d.Dial(u.Host) nc, err := c.c.Dial(u.Host)
if err != nil { if err != nil {
return nil, nil, err return nil, nil, err
} }
@@ -385,8 +385,8 @@ func (c *ClientConn) Setup(mode headers.TransportMode, track *Track,
} }
// protocol set by conf // protocol set by conf
if c.d.StreamProtocol != nil { if c.c.StreamProtocol != nil {
return *c.d.StreamProtocol return *c.c.StreamProtocol
} }
// try udp // try udp
@@ -493,7 +493,7 @@ func (c *ClientConn) Setup(mode headers.TransportMode, track *Track,
// switch protocol automatically // switch protocol automatically
if res.StatusCode == base.StatusUnsupportedTransport && if res.StatusCode == base.StatusUnsupportedTransport &&
c.streamProtocol == nil && c.streamProtocol == nil &&
c.d.StreamProtocol == nil { c.c.StreamProtocol == nil {
v := StreamProtocolTCP v := StreamProtocolTCP
c.streamProtocol = &v c.streamProtocol = &v

4
clientconnpublish.go
View File

@@ -164,7 +164,7 @@ func (c *ClientConn) backgroundRecordTCP() {
for trackID := range c.rtcpSenders { for trackID := range c.rtcpSenders {
r := c.rtcpSenders[trackID].Report(now) r := c.rtcpSenders[trackID].Report(now)
if r != nil { if r != nil {
c.nconn.SetWriteDeadline(time.Now().Add(c.d.WriteTimeout)) c.nconn.SetWriteDeadline(time.Now().Add(c.c.WriteTimeout))
frame := base.InterleavedFrame{ frame := base.InterleavedFrame{
TrackID: trackID, TrackID: trackID,
StreamType: StreamTypeRtcp, StreamType: StreamTypeRtcp,
@@ -199,7 +199,7 @@ func (c *ClientConn) WriteFrame(trackID int, streamType StreamType, content []by
return c.udpRtcpListeners[trackID].write(content) return c.udpRtcpListeners[trackID].write(content)
} }
c.nconn.SetWriteDeadline(now.Add(c.d.WriteTimeout)) c.nconn.SetWriteDeadline(now.Add(c.c.WriteTimeout))
frame := base.InterleavedFrame{ frame := base.InterleavedFrame{
TrackID: trackID, TrackID: trackID,
StreamType: streamType, StreamType: streamType,

6
clientconnread.go
View File

@@ -126,7 +126,7 @@ func (c *ClientConn) backgroundPlayUDP(onFrameDone chan error) {
for _, lastUnix := range c.udpLastFrameTimes { for _, lastUnix := range c.udpLastFrameTimes {
last := time.Unix(atomic.LoadInt64(lastUnix), 0) last := time.Unix(atomic.LoadInt64(lastUnix), 0)
if now.Sub(last) >= c.d.ReadTimeout { if now.Sub(last) >= c.c.ReadTimeout {
c.nconn.SetReadDeadline(time.Now()) c.nconn.SetReadDeadline(time.Now())
<-readerDone <-readerDone
returnError = fmt.Errorf("no packets received recently (maybe there's a firewall/NAT in between)") returnError = fmt.Errorf("no packets received recently (maybe there's a firewall/NAT in between)")
@@ -180,7 +180,7 @@ func (c *ClientConn) backgroundPlayTCP(onFrameDone chan error) {
for { for {
select { select {
case <-deadlineTicker.C: case <-deadlineTicker.C:
c.nconn.SetReadDeadline(time.Now().Add(c.d.ReadTimeout)) c.nconn.SetReadDeadline(time.Now().Add(c.c.ReadTimeout))
case <-c.backgroundTerminate: case <-c.backgroundTerminate:
c.nconn.SetReadDeadline(time.Now()) c.nconn.SetReadDeadline(time.Now())
@@ -192,7 +192,7 @@ func (c *ClientConn) backgroundPlayTCP(onFrameDone chan error) {
now := time.Now() now := time.Now()
for trackID := range c.rtcpReceivers { for trackID := range c.rtcpReceivers {
r := c.rtcpReceivers[trackID].Report(now) r := c.rtcpReceivers[trackID].Report(now)
c.nconn.SetWriteDeadline(time.Now().Add(c.d.WriteTimeout)) c.nconn.SetWriteDeadline(time.Now().Add(c.c.WriteTimeout))
frame := base.InterleavedFrame{ frame := base.InterleavedFrame{
TrackID: trackID, TrackID: trackID,
StreamType: StreamTypeRtcp, StreamType: StreamTypeRtcp,

6
clientconnudpl.go
View File

@@ -31,7 +31,7 @@ type clientConnUDPListener struct {
} }
func newClientConnUDPListener(c *ClientConn, port int) (*clientConnUDPListener, error) { func newClientConnUDPListener(c *ClientConn, port int) (*clientConnUDPListener, error) {
pc, err := c.d.ListenPacket("udp", ":"+strconv.FormatInt(int64(port), 10)) pc, err := c.c.ListenPacket("udp", ":"+strconv.FormatInt(int64(port), 10))
if err != nil { if err != nil {
return nil, err return nil, err
} }
@@ -44,7 +44,7 @@ func newClientConnUDPListener(c *ClientConn, port int) (*clientConnUDPListener,
return &clientConnUDPListener{ return &clientConnUDPListener{
c: c, c: c,
pc: pc, pc: pc,
udpFrameBuffer: multibuffer.New(c.d.ReadBufferCount, clientConnUDPReadBufferSize), udpFrameBuffer: multibuffer.New(c.c.ReadBufferCount, clientConnUDPReadBufferSize),
}, nil }, nil
} }
@@ -92,7 +92,7 @@ func (l *clientConnUDPListener) run() {
} }
func (l *clientConnUDPListener) write(buf []byte) error { func (l *clientConnUDPListener) write(buf []byte) error {
l.pc.SetWriteDeadline(time.Now().Add(l.c.d.WriteTimeout)) l.pc.SetWriteDeadline(time.Now().Add(l.c.c.WriteTimeout))
_, err := l.pc.WriteTo(buf, &net.UDPAddr{ _, err := l.pc.WriteTo(buf, &net.UDPAddr{
IP: l.remoteIP, IP: l.remoteIP,
Zone: l.remoteZone, Zone: l.remoteZone,

13
serverconf.go
View File

@@ -37,6 +37,19 @@ type ServerConf struct {
// Serve starts a server on the given address. // Serve starts a server on the given address.
func (c ServerConf) Serve(address string, handler ServerHandler) (*Server, error) { func (c ServerConf) Serve(address string, handler ServerHandler) (*Server, error) {
if c.ReadTimeout == 0 {
c.ReadTimeout = 10 * time.Second
}
if c.WriteTimeout == 0 {
c.WriteTimeout = 10 * time.Second
}
if c.ReadBufferCount == 0 {
c.ReadBufferCount = 1
}
if c.ListenTCP == nil {
c.ListenTCP = net.ListenTCP
}
addr, err := net.ResolveTCPAddr("tcp", address) addr, err := net.ResolveTCPAddr("tcp", address)
if err != nil { if err != nil {
return nil, err return nil, err