Set ServerName (SNI) to *hostname. Useful for spoofing our way through restrictive gateways.

client/client.go

@@ -50,6 +50,7 @@ type TLSConfig struct {
 	CA         string
 	Cert       string
 	Key        string
+	ServerName string
 }
 
 //Client represents a client instance
@@ -107,6 +108,9 @@ func NewClient(c *Config) (*Client, error) {
 	//configure tls
 	if u.Scheme == "wss" {
 		tc := &tls.Config{}
+		if c.TLS.ServerName != "" {
+			tc.ServerName = c.TLS.ServerName
+		}
 		//certificate verification config
 		if c.TLS.SkipVerify {
 			client.Infof("TLS verification disabled")

client/client_connect.go

@@ -39,7 +39,7 @@ func (c *Client) connectionLoop(ctx context.Context) error {
 			if attempt > 0 {
 				maxAttemptVal := fmt.Sprint(maxAttempt)
 				if maxAttempt < 0 {
-					maxAttemptVal = "unlimited";
+					maxAttemptVal = "unlimited"
 				}
 				msg += fmt.Sprintf(" (Attempt: %d/%s)", attempt, maxAttemptVal)
 			}

main.go

@@ -422,6 +422,7 @@ func client(args []string) {
 	//move hostname onto headers
 	if *hostname != "" {
 		config.Headers.Set("Host", *hostname)
+		config.TLS.ServerName = *hostname
 	}
 	//ready
 	c, err := chclient.NewClient(&config)