Shutdown/restart signals now handled by the main thread

Headphones.py

@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 import os, sys
+import time
 
 from lib.configobj import ConfigObj
 
@@ -99,6 +100,20 @@ def main():
     # Start the background threads
     headphones.start()
     
+    while True:
+    	if not headphones.SIGNAL:
+    		time.sleep(1)
+    	else:
+    		logger.info('Received signal: ' + headphones.SIGNAL)
+    		if headphones.SIGNAL == 'shutdown':
+    			headphones.shutdown()
+    		elif headphones.SIGNAL == 'restart':
+    			headphones.shutdown(restart=True)
+    		else:
+    			headphones.shutdown(restart=True, update=True)
+    		
+    		headphones.SIGNAL = None
+    		
     return
 
 if __name__ == "__main__":

headphones/__init__.py

@@ -18,7 +18,7 @@ FULL_PATH = None
 PROG_DIR = None
 
 ARGS = None
-INVOKED_COMMAND = None
+SIGNAL = None
 
 QUIET = False
 DAEMON = False
@@ -496,20 +496,23 @@ def dbcheck():
 
     
 def shutdown(restart=False, update=False):
-    
+
     cherrypy.engine.exit()
     SCHED.shutdown(wait=False)
     
     config_write()
     
+    if not restart and not update:
+    	logger.info('Headphones is shutting down...')
     if update:
+    	logger.info('Headphones is updating...')
         try:
             versioncheck.update()
         except Exception, e:
             logger.warn('Headphones failed to update: %s. Restarting.' % e) 
             
     if restart:
-    
+    	logger.info('Headphones is restarting...')
         popen_list = [sys.executable, FULL_PATH]
         popen_list += ARGS
         if '--nolaunch' not in popen_list:

headphones/webserve.py

@@ -397,8 +397,7 @@ class WebInterface(object):
 	configUpdate.exposed = True
 
 	def shutdown(self):
-		logger.info(u"Headphones is shutting down...")
-		threading.Timer(2, headphones.shutdown).start()
+		headphones.SIGNAL = 'shutdown'
 		message = 'Shutting Down...'
 		return serve_template(templatename="shutdown.html", title="Shutting Down", message=message, timer=15)
 		return page
@@ -406,19 +405,16 @@ class WebInterface(object):
 	shutdown.exposed = True
 
 	def restart(self):
-		logger.info(u"Headphones is restarting...")
-		threading.Timer(2, headphones.shutdown, [True]).start()
+		headphones.SIGNAL = 'restart'
 		message = 'Restarting...'
 		return serve_template(templatename="shutdown.html", title="Restarting", message=message, timer=30)
 	restart.exposed = True
 	
 	def update(self):
-		logger.info('Headphones is updating...')
-		threading.Timer(2, headphones.shutdown, [True, True]).start()
+		headphones.SIGNAL = 'update'
 		message = 'Updating...'
 		return serve_template(templatename="shutdown.html", title="Updating", message=message, timer=120)
 		return page
-		
 	update.exposed = True
 		
 	def extras(self):