Reduce warning level to warn for some lines

Author: mathieucarbou

src/AsyncEventSource.cpp

@@ -200,7 +200,7 @@ AsyncEventSourceClient::~AsyncEventSourceClient() {
 
 bool AsyncEventSourceClient::_queueMessage(const char *message, size_t len) {
   if (_messageQueue.size() >= SSE_MAX_QUEUED_MESSAGES) {
-    async_ws_log_e("Event message queue overflow: discard message");
+    async_ws_log_w("Event message queue overflow: discard message");
     return false;
   }
 
@@ -231,7 +231,7 @@ bool AsyncEventSourceClient::_queueMessage(const char *message, size_t len) {
 
 bool AsyncEventSourceClient::_queueMessage(AsyncEvent_SharedData_t &&msg) {
   if (_messageQueue.size() >= SSE_MAX_QUEUED_MESSAGES) {
-    async_ws_log_e("Event message queue overflow: discard message");
+    async_ws_log_w("Event message queue overflow: discard message");
     return false;
   }
 

src/AsyncJson.cpp

@@ -151,7 +151,7 @@ void AsyncCallbackJsonWebHandler::handleRequest(AsyncWebServerRequest *request)
     // POST / PUT / ... requests:
     // check if JSON body is too large, if it is, don't deserialize
     if (request->contentLength() > _maxContentLength) {
-      async_ws_log_e("Content length exceeds maximum allowed");
+      async_ws_log_w("Content length exceeds maximum allowed");
       request->send(413);
       return;
     }
@@ -206,7 +206,7 @@ void AsyncCallbackJsonWebHandler::handleBody(AsyncWebServerRequest *request, uin
         // no way to know the actual length in advance.  The best
         // way to handle this would be to use a String instead of
         // a fixed-length buffer, but for now we just reject.
-        async_ws_log_e("AsyncJson cannot handle chunked requests without X-Expected-Entity-Length");
+        async_ws_log_w("AsyncJson cannot handle chunked requests without X-Expected-Entity-Length");
         request->abort();
         return;
       }

src/AsyncWebSocket.cpp

@@ -485,10 +485,10 @@ bool AsyncWebSocketClient::_queueMessage(AsyncWebSocketSharedBuffer buffer, uint
         _client->close();
       }
 
-      async_ws_log_e("Too many messages queued: closing connection");
+      async_ws_log_w("Too many messages queued: closing connection");
 
     } else {
-      async_ws_log_e("Too many messages queued: discarding new message");
+      async_ws_log_w("Too many messages queued: discarding new message");
     }
 
     return false;

src/WebHandlers.cpp

@@ -218,7 +218,7 @@ void AsyncStaticWebHandler::handleRequest(AsyncWebServerRequest *request) {
     //File is a gz, get etag from CRC in trailer
     if (!AsyncWebServerRequest::_getEtag(request->_tempFile, etag)) {
       // File is corrupted or invalid
-      async_ws_log_e("File is corrupted or invalid: %s", tempFileName);
+      async_ws_log_w("File is corrupted or invalid: %s", tempFileName);
       request->send(404);
       return;
     }