Fix bug in polling-interval-ms

client.go

@@ -172,7 +172,6 @@ func (c *Client) Run(ctx context.Context) error {
 		case <-ctx.Done():
 			return nil
 		case <-pollChan:
-			fmt.Println("poll")
 			// continue
 		}
 	}

cmd/boringproxy/main.go

@@ -112,8 +112,8 @@ func main() {
 		}
 
 		minPollInterval := 100
-		if *pollInterval < minPollInterval {
-			fail(fmt.Sprintf("-poll-interval-ms must be at least %d", minPollInterval))
+		if *pollInterval != 0 && *pollInterval < minPollInterval {
+			fail(fmt.Sprintf("-poll-interval-ms must be at least %d, or 0 to disable polling", minPollInterval))
 		}
 
 		config := &boringproxy.ClientConfig{