Handle socket errors more gracefully

git-svn-id: file:///home/svn/framework3/trunk@5864 4d416f70-5f16-0410-b530-b9f4589650da

lib/rex/exploitation/opcodedb.rb

@@ -745,6 +745,8 @@ protected
 
 			# Convert the return value to the native type.
 			parse_response(response.body)
+		rescue ::SocketError
+			raise RuntimeError, "Could not communicate with the opcode service: #{$!.class} #{$!}"
 		ensure
 			client.close
 		end
@@ -813,4 +815,4 @@ end
 
 end
 end
-end
+end