experiments: introduce send_file in executor

(preparation for remote commands)

experiments/simbricks/exectools.py

@@ -202,6 +202,8 @@ class Executor(object):
     async def await_file(self, path, delay=0.05, verbose=False):
         raise NotImplementedError("Please Implement this method")
 
+    async def send_file(self, path, verbose=False):
+        raise NotImplementedError("Please Implement this method")
 
     # runs the list of commands as strings sequentially
     async def run_cmdlist(self, label, cmds, verbose=True, host=None):
@@ -220,4 +222,8 @@ class LocalExecutor(Executor):
         if verbose:
             print('await_file(%s)' % path)
         while not os.path.exists(path):
-            await asyncio.sleep(delay)
\ No newline at end of file
+            await asyncio.sleep(delay)
+
+    async def send_file(self, path, verbose):
+        # locally we do not need to do anything
+        pass
\ No newline at end of file

experiments/simbricks/experiments.py

@@ -66,6 +66,7 @@ class Experiment(object):
             if verbose:
                 print('preparing config tar:', path)
             host.node_config.make_tar(path)
+            await exec.send_file(path, verbose)
 
         # prepare all simulators in parallel
         sims = []