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parent: move subprocess creation to mux thread too 

Now connect() really is a pure blocking wrapper.
This commit is contained in:
David Wilson 2019-08-04 14:51:16 +01:00
parent 5298e87548
commit b76da4698b
1 changed files with 13 additions and 7 deletions
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20
mitogen/parent.py
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@ -1567,6 +1567,19 @@ class Connection(object):
mitogen.core.listen(self._router.broker, 'shutdown',
self._on_broker_shutdown)
self._start_timer()
try:
self.proc = self.start_child()
except Exception:
self._fail_connection(sys.exc_info()[1])
return
LOG.debug('child for %r started: pid:%r stdin:%r stdout:%r stderr:%r',
self, self.proc.pid,
self.proc.stdin.fileno(),
self.proc.stdout.fileno(),
self.proc.stderr and self.proc.stderr.fileno())
self.stdio_stream = self._setup_stdio_stream()
if self.context.name is None:
self.context.name = self.stdio_stream.name
@ -1576,13 +1589,6 @@ class Connection(object):
def connect(self, context):
self.context = context
self.proc = self.start_child()
LOG.debug('%r.connect(): pid:%r stdin:%r stdout:%r stderr:%r',
self, self.proc.pid,
self.proc.stdin.fileno(),
self.proc.stdout.fileno(),
self.proc.stderr and self.proc.stderr.fileno())
self.latch = mitogen.core.Latch()
self._router.broker.defer(self._async_connect)
self.latch.get()