have --local flag bypass public server

Author: schollz

connect.go

@@ -72,6 +72,12 @@ func NewConnection(config *AppConfig) (*Connection, error) {
 	c.UseStdout = config.UseStdout
 	c.Yes = config.Yes
 	c.rate = config.Rate
+	c.Local = config.Local
+
+	if c.Local {
+		c.Yes = true
+		c.DontEncrypt = true
+	}
 
 	stat, _ := os.Stdin.Stat()
 	if (stat.Mode() & os.ModeCharDevice) == 0 {
@@ -268,7 +274,9 @@ func (c *Connection) Run() error {
 		}
 	}
 
-	go func() { runClientError <- c.runClient(c.Server) }()
+	if !c.Local {
+		go func() { runClientError <- c.runClient(c.Server) }()
+	}
 	return <-runClientError
 }
 
@@ -304,10 +312,11 @@ func (c *Connection) runClient(serverName string) error {
 			connection, err := net.Dial("tcp", serverName+":"+port)
 			if err != nil {
 				if serverName == "cowyo.com" {
-					fmt.Println("\nCheck http://bit.ly/croc-relay to see if the public server is down or contact the webmaster: @yakczar")
+					fmt.Fprintf(os.Stderr, "\nCheck http://bit.ly/croc-relay to see if the public server is down or contact the webmaster: @yakczar")
 				} else {
 					fmt.Fprintf(os.Stderr, "\nCould not connect to relay %s\n", serverName)
 				}
+				fmt.Fprintf(os.Stderr, "Use --local to run locally")
 				os.Exit(1)
 			}
 			defer connection.Close()

main.go

@@ -20,6 +20,7 @@ type AppConfig struct {
 	DontEncrypt         bool   `yaml:"no-encrypt"  flagName:"no-encrypt" flagSName:"g" flagDescribe:"Turn off encryption" default:"false"`
 	UseStdout           bool   `yaml:"stdout"  flagName:"stdout" flagSName:"o" flagDescribe:"Use stdout" default:"false"`
 	Yes                 bool   `yaml:"yes"  flagName:"yes" flagSName:"y" flagDescribe:"Automatically accept file" default:"false"`
+	Local               bool   `yaml:"local"  flagName:"local" flagSName:"lo" flagDescribe:"Use local relay when sending" default:"false"`
 	Server              string `yaml:"server"  flagName:"server" flagSName:"l" flagDescribe:"Croc relay to use" default:"cowyo.com"`
 	File                string `yaml:"send"  flagName:"send" flagSName:"s" flagDescribe:"File to send default:""`
 	Path                string `yaml:"save"  flagName:"save" flagSName:"p" flagDescribe:"Path to save to" default:""`