Add path option for proxying

config/config.go

@@ -106,3 +106,13 @@ func GetRewrites(hostMatch string) map[string]string {
 	}
 	return m
 }
+
+func GetProxyMode() string {
+	v := packable.NewString()
+	conf.Get(nsConf, flagMode, v)
+	s := v.String()
+	if s == "" {
+		return "domain"
+	}
+	return s
+}

config/new.go

@@ -14,6 +14,7 @@ import (
 
 const nsConf = "configuration"
 const flagPort = "p"
+const flagMode = "mode"
 const flagRoutes = "r"
 const flagConf = "c"
 const flagCert = "crt"
@@ -34,6 +35,7 @@ type toBind struct {
 
 type fileConf struct {
 	Port     string   `yaml:"p"`
+	Mode     string   `yaml:"mode"`
 	Routes   []string `yaml:"r"`
 	CertPath string   `yaml:"crt"`
 	KeyPath  string   `yaml:"key"`
@@ -79,6 +81,9 @@ func fromFile() error {
 	if err := conf.Set(nsConf, flagPort, packable.NewString(c.Port)); err != nil {
 		return err
 	}
+	if err := conf.Set(nsConf, flagMode, packable.NewString(c.Mode)); err != nil {
+		return err
+	}
 	if err := conf.Set(nsConf, flagRoutes, packable.NewString(strings.Join(c.Routes, ","))); err != nil {
 		return err
 	}
@@ -112,6 +117,7 @@ func fromFile() error {
 func fromFlags() error {
 	binds := make([]toBind, 0)
 	binds = append(binds, addFlag(flagPort, "51555", "port to bind to"))
+	binds = append(binds, addFlag(flagMode, "domain", "[domain] or [path] to match"))
 	binds = append(binds, addFlag(flagConf, "", "configuration file path"))
 	binds = append(binds, addFlag(flagRoutes, "", "comma-separated routes to map, each as from:scheme://to.tld:port"))
 	binds = append(binds, addFlag(flagCert, "", "path to .crt"))