Added abort to command

single_ursim_control/plugins/abstract_plugin.py

@@ -8,6 +8,10 @@ class AbstractCommand(ABC):
     def execute(self):
         pass
 
+    @abstractmethod
+    def abort(self):
+        pass
+
     @abstractmethod
     def describe(self) -> dict:
         pass

single_ursim_control/plugins/sleep_plugin.py

@@ -2,7 +2,7 @@ from typing import Dict
 
 from .abstract_plugin import AbstractCommand, AbstractPlugin, AbstractCommandCompiler
 import logging
-import time
+from threading import Event
 
 
 class SleepCommand(AbstractCommand):
@@ -17,12 +17,20 @@ class SleepCommand(AbstractCommand):
 
         self._secs = secs
         self._logger = logger
+        self._event = Event()
 
     def execute(self):
         self._logger.debug(f"Sleeping for {self._secs} seconds")
-        time.sleep(self._secs)
+        self._event.clear()
+        aborted = self._event.wait(timeout=self._secs)
+        if aborted:
+            self._logger.warning("Sleeping aborted externally!")
+        else:
             self._logger.debug(f"Slept for {self._secs} seconds")
 
+    def abort(self):
+        self._event.set()  # <- force the event.wait to return
+
     def describe(self) -> dict:
         return {
             "command": "sleep",

single_ursim_control/plugins/sync_plugin.py

@@ -29,6 +29,10 @@ class SyncCommand(AbstractCommand):
         self._procsync_instance.sync(self._name, self._nodes, Config.SYNC_TIMEOUT)
         self._logger.debug(f"Event {self._name} synchronized!")
 
+    def abort(self):
+        # TODO
+        pass
+
     def describe(self) -> dict:
         return {
             "command": "sync",

single_ursim_control/program_executor.py

@@ -33,7 +33,7 @@ class ProgramExecutor(Thread):
 
     def abort(self):
         self._state = ProgramExecutorStates.ABORTED
-        # TODO: implement abort
+        self._program[self._pc].abort()
 
     def get_status(self) -> dict:
         return {
@@ -55,7 +55,7 @@ class ProgramExecutor(Thread):
         self._state = ProgramExecutorStates.RUNNING
         self._logger.info("Start running program")
 
-        while True:  # needed for loop
+        while self._state == ProgramExecutorStates.RUNNING:  # needed for loop
             self._loop_counter += 1
             for i, step in enumerate(self._program):
                 self._pc = i
@@ -69,12 +69,13 @@ class ProgramExecutor(Thread):
                     self._state = ProgramExecutorStates.CRASHED
                     return
 
-                # TODO: jogging wait
+                if self._state != ProgramExecutorStates.RUNNING:
+                    self._logger.info(f"State changed to {self._state.name}. Execution will now stop!")
+                    return
 
             if self._loop:
                 self._logger.debug("Looping program")
             else:
-                self._logger.debug("Program ended")
-                break
-
+                self._logger.info("Program ended")
                 self._state = ProgramExecutorStates.DONE
+                return