spla/Mastodonplus.py
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Resilient stream.close handling and early close() while retry sleeps

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fixes #212
This commit is contained in:
Aljoscha Rittner 2022-06-25 22:17:17 +02:00
pare c7fdcf3fae
commit 98615146a6
S'han modificat 1 arxius amb 27 adicions i 8 eliminacions
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mastodon/Mastodon.py
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@ -3610,6 +3610,7 @@ class Mastodon:
def close(self):
self.closed = True
if not self.connection is None:
self.connection.close()
def is_alive(self):
@ -3621,6 +3622,14 @@ class Mastodon:
else:
return True
def _sleep_attentive(self):
if self._thread != threading.current_thread():
raise RuntimeError ("Illegal call from outside the stream_handle thread")
time_remaining = self.reconnect_async_wait_sec
while time_remaining>0 and not self.closed:
time.sleep(0.5)
time_remaining -= 0.5
def _threadproc(self):
self._thread = threading.current_thread()
@ -3642,16 +3651,26 @@ class Mastodon:
self.reconnecting = True
connect_success = False
while not connect_success:
connect_success = True
if self.closed:
# Someone from outside stopped the streaming
self.running = False
break
try:
self.connection = self.connect_func()
if self.connection.status_code != 200:
time.sleep(self.reconnect_async_wait_sec)
connect_success = False
exception = MastodonNetworkError("Could not connect to server.")
the_connection = self.connect_func()
if the_connection.status_code != 200:
exception = MastodonNetworkError(f"Could not connect to server. "
f"HTTP status: {the_connection.status_code}")
listener.on_abort(exception)
self._sleep_attentive()
if self.closed:
# Here we have maybe a rare race condition. Exactly on connect, someone
# stopped the streaming before. We close the previous established connection:
the_connection.close()
else:
self.connection = the_connection
connect_success = True
except:
time.sleep(self.reconnect_async_wait_sec)
self._sleep_attentive()
connect_success = False
self.reconnecting = False
else: