added monitor UI support for mock mode

Signed-off-by: quobix <dave@quobix.com>

daemon/build_request.go

@@ -129,7 +129,12 @@ func BuildHttpTransaction(build HttpTransactionConfig) *HttpTransaction {
 	replaced := config.RewritePath(build.NewRequest.URL.Path, cf)
 	var newUrl = build.NewRequest.URL
 	if replaced != "" {
-		newUrl, _ = url.Parse(replaced)
+		var e error
+		newUrl, e = url.Parse(replaced)
+		if e != nil {
+			newUrl = build.NewRequest.URL
+			pterm.Error.Printf("major configuration problem: cannot parse URL: `%s`: %s", replaced, e.Error())
+		}
 		if build.NewRequest.URL.RawQuery != "" {
 			newUrl.RawQuery = build.NewRequest.URL.RawQuery
 		}
@@ -155,6 +160,12 @@ func BuildHttpTransaction(build HttpTransactionConfig) *HttpTransaction {
 }
 
 func ReconstructURL(r *http.Request, protocol, host, basepath string, port string) string {
+	if host == "" {
+		host = r.Host
+	}
+	if protocol == "" {
+		protocol = "http"
+	}
 	url := fmt.Sprintf("%s://%s", protocol, host)
 	if port != "" {
 		url += fmt.Sprintf(":%s", port)

daemon/handle_request.go

@@ -4,6 +4,7 @@
 package daemon
 
 import (
+	"bytes"
 	_ "embed"
 	"fmt"
 	"io"
@@ -248,9 +249,19 @@ func (ws *WiretapService) handleMockRequest(
 	setCORSHeaders(headers)
 	headers["Content-Type"] = "application/json"
 
+	buff := bytes.NewBuffer(mock)
+
+	// create a simulated response to send up to the monitor UI.
+	resp := &http.Response{
+		StatusCode: mockStatus,
+		Body:       io.NopCloser(buff),
+	}
+	header := http.Header{}
+	resp.Header = header
 	// write headers
 	for k, v := range headers {
 		request.HttpResponseWriter.Header().Set(k, fmt.Sprint(v))
+		header.Add(k, fmt.Sprint(v))
 	}
 
 	// if there was an error building the mock, return a 404
@@ -262,6 +273,9 @@ func (ws *WiretapService) handleMockRequest(
 		return
 	}
 
+	// validate response async
+	ws.broadcastResponse(request, resp)
+
 	// if the mock is empty
 	request.HttpResponseWriter.WriteHeader(mockStatus)
 	_, errs := request.HttpResponseWriter.Write(mock)