v2 init commit

src/mod/dynamicproxy/dpcore/utils.go

@@ -0,0 +1,21 @@
+package dpcore
+
+import (
+	"net/url"
+)
+
+func replaceLocationHost(urlString string, newHost string, useTLS bool) (string, error) {
+	u, err := url.Parse(urlString)
+	if err != nil {
+		return "", err
+	}
+
+	if useTLS {
+		u.Scheme = "https"
+	} else {
+		u.Scheme = "http"
+	}
+
+	u.Host = newHost
+	return u.String(), nil
+}