import time
class Actor:
- CMD_BUZZ = 0
- CMD_UNLOCK = 1
- CMD_LOCK = 2
+ CMD_BUZZ = 0
+ CMD_UNLOCK = 1
+ CMD_LOCK = 2
+ CMD_GREEN_ON = 3
+ CMD_GREEN_OFF = 4
+ CMD_RED_ON = 5
+ CMD_RED_OFF = 6
+
+ class CMD():
+ def __init__(self, name, pin, tid, todo):
+ self.name = name
+ self.pin = pin
+ self.tid = tid
+ self.todo = todo
+ # don't do the GPIO setup here, the main init did not yet run
+
+ def execute(self):
+ logger.info("Actor: Running command %s" % self.name)
+ for (value, delay) in self.todo:
+ if value is not None:
+ logger.debug("Actor: Setting pin %d to %d" % (self.pin, value))
+ GPIO.output(self.pin, value)
+ if delay > 0:
+ time.sleep(delay)
CMDs = {
- CMD_UNLOCK: ("unlock", 12, [(None, 0.2), (True, 0.3), (False, 0.5)]),
- CMD_LOCK: ("lock", 16, [(None, 0.2), (True, 0.3), (False, 0.5)]),
- CMD_BUZZ: ("buzz", 22, [(None, 0.2), (True, 2.0), (False, 0.5)]),
+ CMD_UNLOCK: CMD("unlock", pin=12, tid=0, todo=[(True, 0.3), (False, 0.1)]),
+ CMD_LOCK: CMD("lock", pin=16, tid=0, todo=[(True, 0.3), (False, 0.1)]),
+ CMD_BUZZ: CMD("buzz", pin=22, tid=1, todo=[(True, 2.5), (False, 0.1)]),
+ CMD_GREEN_ON: CMD("green on", pin=23, tid=2, todo=[(True, 0)]),
+ CMD_GREEN_OFF: CMD("green off", pin=23, tid=2, todo=[(False, 0)]),
+ CMD_RED_ON: CMD("red on", pin=26, tid=2, todo=[(True, 0)]),
+ CMD_RED_OFF: CMD("red off", pin=26, tid=2, todo=[(False, 0)]),
}
def __init__(self):
- self.act = ThreadFunction(self._act, name="Actor")
- for (name, pin, todo) in self.CMDs.values():
- GPIO.setup(pin, GPIO.OUT)
+ # launch threads, all running the "_execute" method
+ self.threads = {}
+ for cmd in Actor.CMDs.values():
+ GPIO.setup(cmd.pin, GPIO.OUT)
+ GPIO.output(cmd.pin, False)
+ if not cmd.tid in self.threads:
+ self.threads[cmd.tid] = ThreadFunction(self._execute, "Actor TID %d" % cmd.tid)
- def _act(self, cmd):
- if cmd in self.CMDs:
- (name, pin, todo) = self.CMDs[cmd]
- logger.info("Actor: Running command %s" % name)
- for (value, delay) in todo:
- if value is not None:
- logger.debug("Actor: Setting pin %d to %d" % (pin, value))
- GPIO.output(pin, value)
- time.sleep(delay)
- else:
- logger.critical("Actor: Got unknown command %d" % cmd)
+ def _execute(self, cmd):
+ Actor.CMDs[cmd].execute()
+
+ def act(self, cmd):
+ # dispatch command to correct thread
+ self.threads[Actor.CMDs[cmd].tid](cmd)
def stop(self):
- self.act.stop()
+ for thread in self.threads.values():
+ thread.stop()