Reconnect and retry the request if server has closed the reused connection.

2019-03-19 15:34:54 +08:00
parent 3566b1d98b
commit 99e02927b7
1 changed files with 15 additions and 1 deletions
@@ -94,7 +94,21 @@ HttpResponsePtr HttpClientSession::Request(HttpRequestArgs&& args) {

  client->set_timeout(timeout_);

-  if (!client->Request(request, !reuse)) {
+  bool ok = client->Request(request, !reuse);
+
+  if (!ok) {
+    if (reuse && client->error() == kSocketWriteError) {
+      LOG_WARN("Cannot send request with the reused connection. "
+               "The server must have closed it, reconnect and try again.");
+      ok = client->Request(request, true);
+    }
+  }
+
+  if (!ok) {
+    if (reuse) {
+      // Remove the failed connection from pool.
+      pool_.Remove(key);
+    }
    throw Exception(client->error(), client->timed_out());
  }