Restore scheme/host when recording HTTP(S) (#22102)

Things like LROs can use the original HTTP request when polling, so we
must ensure that the *http.Request associated with a *http.Response has
the correct scheme and host.

sdk/internal/CHANGELOG.md

@@ -8,6 +8,8 @@
 
 ### Bugs Fixed
 
+* Recording will restore the original scheme/host after making a successful HTTP(s) call.
+
 ### Other Changes
 
 ## 1.5.0 (2023-11-02)

sdk/internal/recording/recording.go

@@ -537,10 +537,10 @@ func defaultOptions() *RecordingOptions {
 	}
 }
 
-func (r RecordingOptions) ReplaceAuthority(t *testing.T, rawReq *http.Request) *http.Request {
+func (r RecordingOptions) ReplaceAuthority(t *testing.T, rawReq *http.Request) (*http.Request, string, string) {
+	originalURLScheme := rawReq.URL.Scheme
+	originalURLHost := rawReq.URL.Host
 	if GetRecordMode() != LiveMode && !IsLiveOnly(t) {
-		originalURLHost := rawReq.URL.Host
-
 		// don't modify the original request
 		cp := *rawReq
 		cpURL := *cp.URL
@@ -556,7 +556,7 @@ func (r RecordingOptions) ReplaceAuthority(t *testing.T, rawReq *http.Request) *
 		cp.Header.Set(IDHeader, GetRecordingId(t))
 		rawReq = &cp
 	}
-	return rawReq
+	return rawReq, originalURLScheme, originalURLHost
 }
 
 func (r RecordingOptions) host() string {
@@ -941,8 +941,17 @@ type RecordingHTTPClient struct {
 }
 
 func (c RecordingHTTPClient) Do(req *http.Request) (*http.Response, error) {
-	req = c.options.ReplaceAuthority(c.t, req)
-	return c.defaultClient.Do(req)
+	req, origScheme, origHost := c.options.ReplaceAuthority(c.t, req)
+	resp, err := c.defaultClient.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	// if the request succeeds, restore the scheme/host with their original values.
+	// this is imporant for things like LROs that might use the originating URL to
+	// poll for status and/or fetch the final result.
+	resp.Request.URL.Scheme = origScheme
+	resp.Request.URL.Host = origHost
+	return resp, nil
 }
 
 // NewRecordingHTTPClient returns a type that implements `azcore.Transporter`. This will automatically route tests on the `Do` call.

sdk/internal/recording/recording_test.go

@@ -493,8 +493,8 @@ func (s *recordingTests) TestStartStopRecordingClient() {
 	require.NoError(err)
 	require.Equal("https://azsdkengsys.azurecr.io/acr/v1/some_registry/_tags",
 		data.Entries[0].RequestURI)
-	require.Equal(resp.Request.URL.String(),
-		fmt.Sprintf("%s/acr/v1/some_registry/_tags", defaultOptions().baseURL()))
+	require.Equal("https://azsdkengsys.azurecr.io/acr/v1/some_registry/_tags",
+		resp.Request.URL.String())
 }
 
 func (s *recordingTests) TestStopRecordingNoStart() {

sdk/internal/recording/testdata/recordings/TestRecording/TestGenerateAlphaNumericID.json

@@ -1,6 +1,6 @@
 {
   "Entries": [],
   "Variables": {
-    "randSeed": "1689722394"
+    "randSeed": "1701821574"
   }
 }