WIP: zope4: ZServer removal: Remove Lifetime which provided graceful application shutdown.

Not handled by waitress:
  https://github.com/Pylons/waitress/issues/198

product/ERP5Type/tests/ProcessingNodeTestCase.py

@@ -3,7 +3,6 @@ import errno, logging, mock, os, socket, time
 import itertools
 from threading import Thread
 from UserDict import IterableUserDict
-import Lifetime
 import transaction
 from Testing import ZopeTestCase
 from ZODB.POSException import ConflictError
@@ -142,14 +141,6 @@ class ProcessingNodeTestCase(ZopeTestCase.TestCase):
   """
   _server_address = None # (host, port) of the http server if it was started, None otherwise
 
-  @staticmethod
-  def asyncore_loop():
-    try:
-      Lifetime.lifetime_loop()
-    except KeyboardInterrupt:
-      pass
-    Lifetime.graceful_shutdown_loop()
-
   def startZServer(self, verbose=False):
     """Start HTTP ZServer in background"""
     if self._server_address is None:
@@ -290,9 +281,6 @@ class ProcessingNodeTestCase(ZopeTestCase.TestCase):
           ZopeTestCase._print(' %i' % message_count)
           old_message_count = message_count
         portal_activities.process_timer(None, None)
-        if Lifetime._shutdown_phase:
-          # XXX CMFActivity contains bare excepts
-          raise KeyboardInterrupt
         message_list = getMessageList()
         message_count = len(message_list)
         if time.time() >= deadline or message_count and any(x.processing_node == -2
@@ -360,7 +348,7 @@ class ProcessingNodeTestCase(ZopeTestCase.TestCase):
   def processing_node(self):
     """Main loop for nodes that process activities"""
     try:
-      while not Lifetime._shutdown_phase:
+      while True:
         time.sleep(.3)
         transaction.begin()
         try:
@@ -391,7 +379,7 @@ class ProcessingNodeTestCase(ZopeTestCase.TestCase):
 
       timerserver_thread = None
       try:
-        while not Lifetime._shutdown_phase:
+        while True:
           time.sleep(.3)
           transaction.begin()
           try:

product/ERP5Type/tests/runUnitTest.py

@@ -463,9 +463,6 @@ class DebugTestResult:
     self.result = result
 
   def _start_debugger(self, tb):
-    import Lifetime
-    if Lifetime._shutdown_phase:
-      return
     try:
       # try ipython if available
       import IPython
@@ -624,11 +621,9 @@ def runUnitTestList(test_list, verbosity=1, debug=0, run_only=None):
 
   TestRunner = unittest.TextTestRunner
 
-  import Lifetime
   from Zope2.custom_zodb import Storage, save_mysql, \
       node_pid_list, neo_cluster, zeo_server_pid, wcfs_server
   def shutdown(signum, frame, signum_set=set()):
-    Lifetime.shutdown(0)
     signum_set.add(signum)
     if node_pid_list is None and len(signum_set) > 1:
       # in case of ^C, a child should also receive a SIGHUP from the parent,