issue #621: send ADD_ROUTE earlier and add test for early logging.

Logs were broken because ADD_ROUTE was being sent *after* messages
started flowing from the new child. That's an explicit non-goal of the
design, so fix it.
new-serialization
David Wilson 5 years ago
parent c81f366fc6
commit e86f371b93

@ -1546,6 +1546,7 @@ class Connection(object):
remote_id=self.context.context_id,
)
)
self._router.route_monitor.notice_stream(self.stdio_stream)
self.latch.put()
def _fail_connection(self, exc):
@ -2423,7 +2424,6 @@ class Router(mitogen.core.Router):
except mitogen.core.TimeoutError:
raise mitogen.core.StreamError(self.connection_timeout_msg)
self.route_monitor.notice_stream(conn.stdio_stream)
return context
def connect(self, method_name, name=None, **kwargs):

@ -0,0 +1,90 @@
import logging
import mock
import unittest2
import testlib
import mitogen.core
import mitogen.master
import mitogen.parent
import mitogen.utils
from mitogen.core import b
def ping():
pass
class BufferingTest(testlib.TestCase):
klass = mitogen.core.LogHandler
def record(self):
return logging.LogRecord(
name='name',
level=99,
pathname='pathname',
lineno=123,
msg='msg',
args=(),
exc_info=None,
)
def build(self):
context = mock.Mock()
return context, self.klass(context)
def test_initially_buffered(self):
context, handler = self.build()
rec = self.record()
handler.emit(rec)
self.assertEquals(0, context.send.call_count)
self.assertEquals(1, len(handler._buffer))
def test_uncork(self):
context, handler = self.build()
rec = self.record()
handler.emit(rec)
handler.uncork()
self.assertEquals(1, context.send.call_count)
self.assertEquals(None, handler._buffer)
_, args, _ = context.send.mock_calls[0]
msg, = args
self.assertEquals(mitogen.core.FORWARD_LOG, msg.handle)
self.assertEquals(b('name\x0099\x00msg'), msg.data)
class StartupTest(testlib.RouterMixin, testlib.TestCase):
def test_earliest_messages_logged(self):
log = testlib.LogCapturer()
log.start()
c1 = self.router.local()
c1.shutdown(wait=True)
logs = log.stop()
self.assertTrue('Python version is' in logs)
self.assertTrue('Parent is context 0 (master)' in logs)
def test_earliest_messages_logged_via(self):
c1 = self.router.local(name='c1')
# ensure any c1-related msgs are processed before beginning capture.
c1.call(ping)
log = testlib.LogCapturer()
log.start()
c2 = self.router.local(via=c1, name='c2', debug=True)
c2.shutdown(wait=True)
logs = log.stop()
self.assertTrue('Python version is' in logs)
expect = 'Parent is context %s (%s)' % (c1.context_id, 'parent')
self.assertTrue(expect in logs)
if __name__ == '__main__':
unittest2.main()
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