green.select: fix mark_as_closed() wrong number of args

https://github.com/eventlet/eventlet/pull/294

eventlet/green/select.py

@@ -1,8 +1,8 @@
-__select = __import__('select')
-error = __select.error
-from eventlet.greenthread import getcurrent
+import eventlet
 from eventlet.hubs import get_hub
 from eventlet.support import six
+__select = eventlet.patcher.original('select')
+error = __select.error
 
 
 __patched__ = ['select']
@@ -36,7 +36,7 @@ def select(read_list, write_list, error_list, timeout=None):
             raise TypeError("Expected number for timeout")
     hub = get_hub()
     timers = []
-    current = getcurrent()
+    current = eventlet.getcurrent()
     assert hub.greenlet is not current, 'do not call blocking functions from the mainloop'
     ds = {}
     for r in read_list:
@@ -56,10 +56,6 @@ def select(read_list, write_list, error_list, timeout=None):
         original = ds[get_fileno(d)]['write']
         current.switch(([], [original], []))
 
-    def on_error(d, _err=None):
-        original = ds[get_fileno(d)]['error']
-        current.switch(([], [], [original]))
-
     def on_timeout2():
         current.switch(([], [], []))
 
@@ -77,9 +73,9 @@ def select(read_list, write_list, error_list, timeout=None):
     try:
         for k, v in six.iteritems(ds):
             if v.get('read'):
-                listeners.append(hub.add(hub.READ, k, on_read, on_error, lambda x: None))
+                listeners.append(hub.add(hub.READ, k, on_read, current.throw, lambda: None))
             if v.get('write'):
-                listeners.append(hub.add(hub.WRITE, k, on_write, on_error, lambda x: None))
+                listeners.append(hub.add(hub.WRITE, k, on_write, current.throw, lambda: None))
         try:
             return hub.switch()
         finally:

eventlet/hubs/kqueue.py

@@ -1,12 +1,11 @@
 import os
 import sys
-from eventlet import patcher
+from eventlet import patcher, support
 from eventlet.support import six
 select = patcher.original('select')
 time = patcher.original('time')
 sleep = time.sleep
 
-from eventlet.support import clear_sys_exc_info
 from eventlet.hubs.hub import BaseHub, READ, WRITE, noop
 
 
@@ -73,9 +72,11 @@ class Hub(BaseHub):
         evtype = listener.evtype
         fileno = listener.fileno
         if not self.listeners[evtype].get(fileno):
-            event = self._events[fileno].pop(evtype)
+            event = self._events[fileno].pop(evtype, None)
+            if event is None:
+                return
             try:
-                self._delete_events([event])
+                self._delete_events((event,))
             except OSError:
                 pass
 
@@ -111,4 +112,4 @@ class Hub(BaseHub):
                 raise
             except:
                 self.squelch_exception(fileno, sys.exc_info())
-                clear_sys_exc_info()
+                support.clear_sys_exc_info()

tests/green_select_test.py

@@ -0,0 +1,25 @@
+import eventlet
+from eventlet import hubs
+from eventlet.green import select
+import tests
+original_socket = eventlet.patcher.original('socket')
+
+
+def test_select_mark_file_as_reopened():
+    # https://github.com/eventlet/eventlet/pull/294
+    # Fix API inconsistency in select and Hub.
+    # mark_as_closed takes one argument, but called without arguments.
+    # on_error takes file descriptor, but called with an exception object.
+    s = original_socket.socket()
+    s.setblocking(0)
+    s.bind(('127.0.0.1', 0))
+    s.listen(5)
+
+    gt = eventlet.spawn(select.select, [s], [s], [s])
+    eventlet.sleep(0.01)
+
+    with eventlet.Timeout(0.5) as t:
+        with tests.assert_raises(hubs.IOClosed):
+            hubs.get_hub().mark_as_reopened(s.fileno())
+            gt.wait()
+        t.cancel()