draft: not polling for admin message anymore (?)

src/emulator.py

@@ -1,5 +1,6 @@
 import asyncio
 import logging
+import threading
 import time
 from subprocess import PIPE, Popen  # nosec
 
@@ -87,14 +88,18 @@ stream = Popen(
 )
 
 
-async def state_manager():
+def state_manager(loop):
+    print("ici")
     ps = r.pubsub()
     ps.subscribe("admin")
     while True:
-        message = ps.get_message(ignore_subscribe_messages=True)
-        if message is not None:
-            logging.debug(message)
-        await asyncio.sleep(5.0)
+        for message in ps.listen():
+            print(message)
+            asyncio.ensure_future(save(), loop=loop)
+
+
+async def save():
+    print("saving")
 
 
 async def emulator():
@@ -118,12 +123,16 @@ async def emulator():
             await asyncio.sleep(sleep_t)
 
 
-async def main():
-    task_emulator = asyncio.create_task(emulator())
-    task_state_manager = asyncio.create_task(state_manager())
+async def main(loop):
+    thread = threading.Thread(target=state_manager, args=(loop,))
+    thread.start()
+
+    task_emulator = loop.create_task(emulator())
     await task_emulator
-    await task_state_manager
+    thread.join()
 
 
 if __name__ == "__main__":
-    asyncio.run(main())
+    loop = asyncio.get_event_loop()
+    loop.run_until_complete(main(loop))
+    loop.close()

src/utils.py

@@ -67,3 +67,18 @@ class Users(set):
         """Clear the `has_voted` of each user in the set."""
         for user in self:
             user.has_voted = False
+
+
+# class States(set):
+#     def save(self, core):
+#         state = core.save_raw_state()
+#         with open(f"states/{time.strftime('%Y-%m-%dT%H:%M:%S')}.state", "wb") as state_file:
+#             for byte in state:
+#                 state_file.write(byte.to_bytes(4, byteorder="big", signed=False))
+
+#     def load(self, core, state):
+#         state = ffi.new("unsigned char[397312]")
+#         with open("states/test.state", "rb") as state_file:
+#             for i in range(len(state)):
+#                 state[i] = int.from_bytes(state_file.read(4), byteorder="big", signed=False)
+#         core.load_raw_state(state)