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use only one BrokerChannel

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This commit is contained in:
Serene Han 2016-03-28 22:28:57 -07:00 • committed by Arlo Breault
parent 57c0724491
commit bc1a499bc8
1 changed files with 3 additions and 2 deletions
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5
client/snowflake.go
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@ -29,6 +29,7 @@ var brokerURL string
var frontDomain string var frontDomain string
var iceServers IceServerList var iceServers IceServerList
var snowflakeChan = make(chan *webRTCConn, 1) var snowflakeChan = make(chan *webRTCConn, 1)
var broker *BrokerChannel
// When a connection handler starts, +1 is written to this channel; when it // When a connection handler starts, +1 is written to this channel; when it
// ends, -1 is written. // ends, -1 is written.
@ -49,7 +50,7 @@ func copyLoop(a, b net.Conn) {
log.Println("copy loop ended") log.Println("copy loop ended")
} }
// Interface that matches both webrc.DataChannel and for testing. // Interface that matches both webrtc.DataChannel and for testing.
type SnowflakeChannel interface { type SnowflakeChannel interface {
Send([]byte) Send([]byte)
Close() error Close() error
@ -58,6 +59,7 @@ type SnowflakeChannel interface {
// Maintain |SnowflakeCapacity| number of available WebRTC connections, to // Maintain |SnowflakeCapacity| number of available WebRTC connections, to
// transfer to the Tor SOCKS handler when needed. // transfer to the Tor SOCKS handler when needed.
func SnowflakeConnectLoop() { func SnowflakeConnectLoop() {
broker = NewBrokerChannel(brokerURL, frontDomain)
for { for {
numRemotes := len(webrtcRemotes) numRemotes := len(webrtcRemotes)
if numRemotes >= SnowflakeCapacity { if numRemotes >= SnowflakeCapacity {
@ -80,7 +82,6 @@ func dialWebRTC() (*webRTCConn, error) {
// TODO: [#3] Fetch ICE server information from Broker. // TODO: [#3] Fetch ICE server information from Broker.
// TODO: [#18] Consider TURN servers here too. // TODO: [#18] Consider TURN servers here too.
config := webrtc.NewConfiguration(iceServers...) config := webrtc.NewConfiguration(iceServers...)
broker := NewBrokerChannel(brokerURL, frontDomain)
if nil == broker { if nil == broker {
return nil, errors.New("Failed to prepare BrokerChannel") return nil, errors.New("Failed to prepare BrokerChannel")
} }