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Do simple HTTP POST signaling in the client.

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This is just enough to be compatible with the HTTP signaling in the
server, and doesn't do domain fronting or anything like that. It's just
an interim replacement for the copy-paste FIFO signaling while we
continue to develop the other pieces that'll be dropped in the middle.
This commit is contained in:
David Fifield 2016-01-18 22:53:22 -08:00
parent c9eeff6fc2
commit e0b36d2f33
2 changed files with 38 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

31
client/snowflake.go
View file

@ -5,6 +5,7 @@ package main
import (
"bufio"
"flag"
"fmt"
"io"
"log"
@ -30,6 +31,7 @@ const (
var ptInfo pt.ClientInfo
var logFile *os.File
var offerURL string
// When a connection handler starts, +1 is written to this channel; when it
// ends, -1 is written.
@ -177,15 +179,23 @@ func dialWebRTC(config *webrtc.Configuration, meek *MeekChannel) (
fmt.Fprintln(logFile, "\n"+offer.Serialize()+"\n")
log.Printf("----------------")
go func() {
log.Printf("Sending offer via meek...")
answer, err := meek.Negotiate(pc.LocalDescription())
if nil != err {
log.Printf("Signalling error: %s", err)
}
if nil == answer {
log.Printf("No answer received from meek channel.")
} else {
signalChan <- answer
// log.Printf("Sending offer via meek...")
// answer, err := meek.Negotiate(pc.LocalDescription())
// if nil != err {
// log.Printf("Signalling error: %s", err)
// }
// if nil == answer {
// log.Printf("No answer received from meek channel.")
// } else {
// signalChan <- answer
// }
if offerURL != "" {
answer, err := sendOfferHTTP(offerURL, offer)
if err != nil {
log.Println(err)
} else {
signalChan <- answer
}
}
}()
}
@ -307,6 +317,9 @@ func readSignalingMessages(f *os.File) {
func main() {
var err error
flag.StringVar(&offerURL, "url", "", "do signaling through URL")
flag.Parse()
logFile, err = os.OpenFile("snowflake.log", os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0600)
if err != nil {
log.Fatal(err)