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Passive ICE TCP.

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This commit is contained in:
Juliusz Chroboczek 2020-08-08 13:44:33 +02:00
parent 1b492114ad
commit 48e6af87ec
4 changed files with 41 additions and 2 deletions
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14
galene.go
View file

@ -4,6 +4,7 @@ import (
"flag"
"fmt"
"log"
"net"
"os"
"os/signal"
"path/filepath"
@ -23,6 +24,7 @@ import (
func main() {
var cpuprofile, memprofile, mutexprofile, httpAddr string
var udpRange string
var tcpPort int
flag.StringVar(&httpAddr, "http", ":8443", "web server `address`")
flag.StringVar(&webserver.StaticRoot, "static", "./static/",
@ -43,6 +45,9 @@ func main() {
"store mutex profile in `file`")
flag.StringVar(&udpRange, "udp-range", "",
"UDP port `range`")
flag.IntVar(&tcpPort, "tcp-port", -1,
"TCP listener `port`. If 0, an ephemeral port is used.\n"+
"If -1, the TCP listerer is disabled")
flag.BoolVar(&group.UseMDNS, "mdns", false, "gather mDNS addresses")
flag.BoolVar(&ice.ICERelayOnly, "relay-only", false,
"require use of TURN relays for all media traffic")
@ -115,6 +120,15 @@ func main() {
// make sure the list of public groups is updated early
go group.Update()
if tcpPort >= 0 {
err := group.StartTCPListener(&net.TCPAddr{
Port: tcpPort,
})
if err != nil {
log.Fatalf("Couldn't start ICE TCP: %v", err)
}
}
// causes the built-in server to start if required
ice.Update()
defer turnserver.Stop()

2
go.mod
View file

@ -8,7 +8,7 @@ require (
github.com/gorilla/websocket v1.5.0
github.com/jech/cert v0.0.0-20210819231831-aca735647728
github.com/jech/samplebuilder v0.0.0-20220125212352-4553ed6f9a6c
github.com/pion/ice/v2 v2.1.20
github.com/pion/ice/v2 v2.2.1-0.20220221210118-fca128a058ec
github.com/pion/rtcp v1.2.9
github.com/pion/rtp v1.7.4
github.com/pion/sdp/v3 v3.0.4

3
go.sum
View file

@ -55,8 +55,9 @@ github.com/pion/dtls/v2 v2.1.1/go.mod h1:qG3gA7ZPZemBqpEFqRKyURYdKEwFZQCGb7gv9T3
github.com/pion/dtls/v2 v2.1.2 h1:22Q1Jk9L++Yo7BIf9130MonNPfPVb+YgdYLeyQotuAA=
github.com/pion/dtls/v2 v2.1.2/go.mod h1:o6+WvyLDAlXF7YiPB/RlskRoeK+/JtuaZa5emwQcWus=
github.com/pion/ice/v2 v2.1.12/go.mod h1:ovgYHUmwYLlRvcCLI67PnQ5YGe+upXZbGgllBDG/ktU=
github.com/pion/ice/v2 v2.1.20 h1:xpxXyX5b4WjCh/D905gzBeW/hbJxMEPx2ptVfrhVE6M=
github.com/pion/ice/v2 v2.1.20/go.mod h1:hEAldRzBhTtAfvlU1V/2/nLCMvveQWFKPNCop+63/Iw=
github.com/pion/ice/v2 v2.2.1-0.20220221210118-fca128a058ec h1:dN7oetSQnnfGeJaBWZyLpnM825etYPasGKCIY88QBpU=
github.com/pion/ice/v2 v2.2.1-0.20220221210118-fca128a058ec/go.mod h1:Op8jlPtjeiycsXh93Cs4jK82C9j/kh7vef6ztIOvtIQ=
github.com/pion/interceptor v0.1.0/go.mod h1:j5NIl3tJJPB3u8+Z2Xz8MZs/VV6rc+If9mXEKNuFmEM=
github.com/pion/interceptor v0.1.7 h1:HThW0tIIKT9RRoDWGURe8rlZVOx0fJHxBHpA0ej0+bo=
github.com/pion/interceptor v0.1.7/go.mod h1:Lh3JSl/cbJ2wP8I3ccrjh1K/deRGRn3UlSPuOTiHb6U=

24
group/group.go
View file

@ -4,6 +4,7 @@ import (
"encoding/json"
"errors"
"log"
"net"
"net/url"
"os"
"path"
@ -171,6 +172,18 @@ func (g *Group) API() (*webrtc.API, error) {
return APIFromNames(codecs)
}
var tcpListener net.Listener
func StartTCPListener(addr *net.TCPAddr) error {
if tcpListener != nil {
tcpListener.Close()
tcpListener = nil
}
var err error
tcpListener, err = net.ListenTCP("tcp", addr)
return err
}
func fmtpValue(fmtp, key string) string {
fields := strings.Split(fmtp, ";")
for _, f := range fields {
@ -338,6 +351,17 @@ func APIFromCodecs(codecs []webrtc.RTPCodecParameters) (*webrtc.API, error) {
if !UseMDNS {
s.SetICEMulticastDNSMode(ice.MulticastDNSModeDisabled)
}
if tcpListener != nil {
mux := webrtc.NewICETCPMux(nil, tcpListener, 8)
s.SetICETCPMux(mux)
s.SetNetworkTypes([]webrtc.NetworkType{
webrtc.NetworkTypeUDP4,
webrtc.NetworkTypeUDP6,
webrtc.NetworkTypeTCP4,
webrtc.NetworkTypeTCP6,
})
}
m := webrtc.MediaEngine{}
for _, codec := range codecs {