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Keep "nextSequenceToken" from "put_log_events" API call #177

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Keep "nextSequenceToken" from "put_log_events" API call #177

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7 changes: 6 additions & 1 deletion source/code/util/logger.py
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Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,7 @@ def get_loggroup(lambda_context):
self._debug = debug
self._cached_size = 0
self._client = None
self._next_sequence_token = None
self._loggroup = loggroup if loggroup is not None else get_loggroup(self._context)

self._sns = None
Expand Down Expand Up @@ -193,6 +194,9 @@ def flush(self):

def get_next_log_token():

if self._next_sequence_token:
return self._next_sequence_token

resp = self.client.describe_log_streams_with_retries(logGroupName=self._loggroup, logStreamNamePrefix=self._logstream)
if "logStreams" in resp and len(resp["logStreams"]) > 0:
token = resp["logStreams"][0].get("uploadSequenceToken")
Expand Down Expand Up @@ -233,7 +237,8 @@ def get_next_log_token():
if next_token is not None:
put_event_args["sequenceToken"] = next_token
try:
self.client.put_log_events(**put_event_args)
r = self.client.put_log_events(**put_event_args)
self._next_sequence_token = r['nextSequenceToken']
self._buffer = []
self._cached_size = 0
return
Expand Down