Merge pull request #650 from estolfo/RUBY-901-handle-socket-errors

RUBY-901 Handle errors when connecting in socket classes

Author: estolfo

lib/mongo/socket/ssl.rb

@@ -54,10 +54,10 @@ class SSL < Socket
       # @since 2.0.0
       def connect!
         Timeout.timeout(timeout, Error::SocketTimeoutError) do
-          @tcp_socket.connect(::Socket.pack_sockaddr_in(port, host))
+          handle_errors { @tcp_socket.connect(::Socket.pack_sockaddr_in(port, host)) }
           @socket = OpenSSL::SSL::SSLSocket.new(@tcp_socket, context)
           @socket.sync_close = true
-          @socket.connect
+          handle_errors { @socket.connect }
           verify_certificate!(@socket)
           self
         end

lib/mongo/socket/tcp.rb

@@ -43,7 +43,7 @@ class TCP < Socket
       def connect!
         Timeout.timeout(timeout, Error::SocketTimeoutError) do
           socket.setsockopt(IPPROTO_TCP, TCP_NODELAY, 1)
-          socket.connect(::Socket.pack_sockaddr_in(port, host))
+          handle_errors { socket.connect(::Socket.pack_sockaddr_in(port, host)) }
           self
         end
       end

lib/mongo/socket/unix.rb

@@ -39,7 +39,7 @@ class Unix < Socket
       # @since 2.0.0
       def connect!
         Timeout.timeout(timeout, Error::SocketTimeoutError) do
-          socket.connect(path)
+          handle_errors { socket.connect(path) }
           self
         end
       end