Add Shelly-NG 3nd gen devices (#1682)

util/basicauth/transport.go

@@ -0,0 +1,24 @@
+package basicauth
+
+import (
+	"encoding/base64"
+	"net/http"
+)
+
+type transport struct {
+	header string
+	base   http.RoundTripper
+}
+
+// NewTransport creates an http transport performing basic auth
+func NewTransport(user, password string, base http.RoundTripper) http.RoundTripper {
+	return &transport{
+		header: "Basic " + base64.StdEncoding.EncodeToString([]byte(user+":"+password)),
+		base:   base,
+	}
+}
+
+func (t *transport) RoundTrip(req *http.Request) (*http.Response, error) {
+	req.Header.Set("Authorization", t.header)
+	return t.base.RoundTrip(req)
+}

util/net.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"net"
 	"net/url"
+	"strings"
 )
 
 // DefaultPort appends given port to connection if not specified
@@ -19,6 +20,9 @@ func DefaultPort(conn string, port int) string {
 func DefaultScheme(uri string, scheme string) string {
 	u, err := url.Parse(uri)
 	if err != nil {
+		if strings.HasSuffix(err.Error(), "first path segment in URL cannot contain colon") {
+			return fmt.Sprintf("%s://%s", scheme, uri)
+		}
 		return uri
 	}