use correct local ip if sending locally

src/api.go

@@ -96,6 +96,7 @@ func (c *Croc) Send(fname string, codePhrase string) (err error) {
 		ce.cs.channel.fileMetaData = c.cs.channel.fileMetaData
 		ce.crocFile = c.crocFile
 		ce.crocFileEncrypted = ce.crocFileEncrypted
+		ce.isLocal = true
 		ce.cs.Unlock()
 		c.cs.Unlock()
 		var ri runInfo
@@ -144,6 +145,7 @@ func (c *Croc) Receive(codePhrase string) (err error) {
 			if connectTimeout == nil {
 				log.Debug("connected")
 				c.WebsocketAddress = "ws://" + discovered[0].Address + ":8140"
+				c.isLocal = true
 				log.Debug(discovered[0].Address)
 				codePhrase = string(discovered[0].Payload)
 			} else {

src/client.go

@@ -223,6 +223,9 @@ func (c *Croc) processState(cd channelData) (err error) {
 	c.cs.channel.Ports = cd.Ports
 	c.cs.channel.EncryptedFileMetaData = cd.EncryptedFileMetaData
 	c.cs.channel.Addresses = cd.Addresses
+	if c.cs.channel.Role == 0 && c.isLocal {
+		c.cs.channel.Addresses[0] = getLocalIP()
+	}
 	c.bothConnected = cd.Addresses[0] != "" && cd.Addresses[1] != ""
 
 	// update the Pake

src/models.go

@@ -39,6 +39,12 @@ type Croc struct {
 	Stdout              bool
 
 	// private variables
+
+	// localIP address
+	localIP string
+	// is using local relay
+	isLocal bool
+
 	// rs relay state is only for the relay
 	rs relayState
 
@@ -70,7 +76,7 @@ func Init() (c *Croc) {
 	c.rs.ips = make(map[string]string)
 	c.cs.channel = new(channelData)
 	c.rs.Unlock()
-
+	c.localIP = getLocalIP()
 	return
 }