fix HTTP chunked transfer encoding, since WebServer class doesnt support it. this fixes the 2 second delay in some browsers. (we where out of spec.)

src/WebServer.ino

@@ -174,9 +174,9 @@ void sendWebPageChunkedBegin(String& log)
 {
   statusLED(true);
   WebServer.setContentLength(CONTENT_LENGTH_UNKNOWN);
-  WebServer.sendHeader("Content-Type","text/html",true);
+  // WebServer.sendHeader("Content-Type","text/html",true);
   WebServer.sendHeader("Cache-Control","no-cache");
-  WebServer.sendHeader("Connection","close");
+  WebServer.sendHeader("Transfer-Encoding","chunked");
   WebServer.send(200);
 }
 
@@ -189,7 +189,14 @@ void sendWebPageChunkedData(String& log, String& data)
     log += F(" [");
     log += data.length();
     log += F("]");
+    String size;
+    size=String(data.length(), HEX)+"\r\n";
+
+    //do chunked transfer encoding ourselfs (WebServer doesnt support it)
+    WebServer.sendContent(size);
     WebServer.sendContent(data);
+    WebServer.sendContent("\r\n");
+
     data = F("");   //free RAM
   }
 }
@@ -197,9 +204,7 @@ void sendWebPageChunkedData(String& log, String& data)
 void sendWebPageChunkedEnd(String& log)
 {
   log += F(" [0]");
-  WebServer.sendContent("");
-  WebServer.client().flush();
-  WebServer.client().stop();   // Stop is needed because we sent no content length
+  WebServer.sendContent("0\r\n\r\n");
 }
 
 

test/esp.py

@@ -4,6 +4,7 @@ import time
 import subprocess
 import wificonfig
 import requests
+import serial.tools.miniterm
 
 
 def log(txt):
@@ -92,6 +93,11 @@ class Esp():
     def serial(self):
         """open serial terminal to esp"""
         subprocess.check_call("platformio serialports monitor --baud 115200 --port {port} --echo".format(**self._config), shell=True, cwd='..')
+        # print("JA")
+        # term=serial.tools.miniterm.Miniterm(self._serial)
+        # term.start()
+        # term.join()
+        # print("kk")
 
 
     def erase(self):
@@ -99,6 +105,13 @@ class Esp():
         subprocess.check_call("esptool.py --port {port} -b 1500000  erase_flash".format(**self._config), shell=True, cwd='..')
 
 
+    def bfs(self):
+        """build + flashserial + serial, all in one"""
+        self.build()
+        self.flashserial()
+        self.serial()
+
+
     def config_device(self):
 
         r=requests.post(