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Detect And Skip Subscribing To Own Log Group #35

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Detect And Skip Subscribing To Own Log Group #35

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29 changes: 16 additions & 13 deletions src/helpers.py
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Original file line number Diff line number Diff line change
Expand Up @@ -108,22 +108,25 @@ def create_subscription(log_client, log_group_name, humio_log_ingester_arn, cont
# We cannot subscribe to the log group that our stdout/err goes to.
if context.log_group_name == log_group_name:
logger.debug("Skipping our own log group name...")
return

# And we do not want to subscribe to other Humio log ingesters - if there are any.
if "HumioCloudWatchLogsIngester" in log_group_name:
logger.debug("Skipping cloudwatch2humio ingesters...")
else:
logger.info("Creating subscription for %s" % log_group_name)
try:
log_client.put_subscription_filter(
logGroupName=log_group_name,
filterName="%s-humio_ingester" % log_group_name,
filterPattern="", # Matching everything.
destinationArn=humio_log_ingester_arn,
distribution="ByLogStream"
)
logger.debug("Successfully subscribed to %s!" % log_group_name)
except Exception as exception:
logger.error("Error creating subscription to %s. Exception: %s" % (log_group_name, exception))
return

logger.info("Creating subscription for %s" % log_group_name)
try:
log_client.put_subscription_filter(
logGroupName=log_group_name,
filterName="%s-humio_ingester" % log_group_name,
filterPattern="", # Matching everything.
destinationArn=humio_log_ingester_arn,
distribution="ByLogStream"
)
logger.debug("Successfully subscribed to %s!" % log_group_name)
except Exception as exception:
logger.error("Error creating subscription to %s. Exception: %s" % (log_group_name, exception))


def delete_subscription(log_client, log_group_name, filter_name):
Expand Down