fix(pingfed): add retries for swipe status

Author: SESA826635

pkg/provider/pingfed/pingfed.go

@@ -230,20 +230,34 @@ func (ac *Client) handleSwipe(ctx context.Context, doc *goquery.Document, _ *url
 	if err != nil {
 		return ctx, nil, err
 	}
-
+	// Number of unrecoverable errors encountered successively
+	errCount := 0
 	for {
-		time.Sleep(3 * time.Second)
+		time.Sleep(1 * time.Second)
 
 		res, err := ac.client.Do(req)
 		if err != nil {
-			return ctx, nil, errors.Wrap(err, "error polling swipe status")
+			errCount++
+			if errCount > 3 {
+				return ctx, nil, errors.Wrap(err, "error polling swipe status")
+			} else {
+				log.Printf("Error polling swipe status (errors: %d): %s", errCount, err)
+			}
+
 		}
 
 		body, err := io.ReadAll(res.Body)
 		if err != nil {
-			return ctx, nil, errors.Wrap(err, "error parsing body from swipe status response")
+			errCount++
+			if errCount > 3 {
+				return ctx, nil, errors.Wrap(err, "error parsing body from swipe status response")
+			} else {
+				log.Printf("Error reading swipe response status (errors: %d): %s", errCount, err)
+			}
 		}
 
+		// Once we reach this point, we have a full HTTP response
+		errCount = 0
 		resp := string(body)
 
 		pingfedMFAStatusResponse := gjson.Get(resp, "status").String()