move AsyncSSLSocket logging level for errors to vlog

Summary: current log entries ("E0906 AsyncSSLSocket.cpp:117] TCP connect failed: AsyncSocketException: connect failed, type = Socket not open, errno = 111 (Connection refused)") are not very helpful to debug due lack of details and can spam logs of application that uses async library without ability to disable logging

Reviewed By: djwatson

Differential Revision: D3825048

fbshipit-source-id: 1c97f14e1ea3f1b276d04bb12483d42372a0d186

diff --git a/folly/io/async/AsyncSSLSocket.cpp b/folly/io/async/AsyncSSLSocket.cpp
index 05553068b34ce56149bf917ac1f29a9f82ee6fef..a7167989505714fa2a0087e65a864154a4f504c7 100644 (file)
--- a/folly/io/async/AsyncSSLSocket.cpp
+++ b/folly/io/async/AsyncSSLSocket.cpp
@@ -114,7 +114,7 @@ class AsyncSSLSocketConnector: public AsyncSocket::ConnectCallback,
   }
 
   void connectErr(const AsyncSocketException& ex) noexcept override {
-    LOG(ERROR) << "TCP connect failed: " <<  ex.what();
+    VLOG(1) << "TCP connect failed: " << ex.what();
     fail(ex);
     delete this;
   }
@@ -129,7 +129,7 @@ class AsyncSSLSocketConnector: public AsyncSocket::ConnectCallback,
 
   void handshakeErr(AsyncSSLSocket* /* socket */,
                     const AsyncSocketException& ex) noexcept override {
-    LOG(ERROR) << "client handshakeErr: " << ex.what();
+    VLOG(1) << "client handshakeErr: " << ex.what();
     fail(ex);
     delete this;
   }