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fix: ログからSNSにPublishする機能のSubjectが長すぎるとエラーになる問題を修正。

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shimoda.m@nds-tyo.co.jp 2024-07-17 10:38:30 +09:00
parent 3c761cd038
commit a058ef2d75
1 changed files with 9 additions and 4 deletions
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7
lambda/publish-from-log/publish_from_log.py
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@ -8,6 +8,7 @@ import boto3
sns_client = boto3.client('sns') sns_client = boto3.client('sns')
def lambda_handler(event, context): def lambda_handler(event, context):
awslogs_dict = event.get('awslogs') awslogs_dict = event.get('awslogs')
base64_data = awslogs_dict.get('data') base64_data = awslogs_dict.get('data')
@ -18,8 +19,12 @@ def lambda_handler(event, context):
log_event_str = gzip.GzipFile(fileobj=BytesIO(decoded_gzip_data)).read() log_event_str = gzip.GzipFile(fileobj=BytesIO(decoded_gzip_data)).read()
log_event = json.loads(log_event_str) log_event = json.loads(log_event_str)
# SNSのSubjectパラメータは100文字までという制限があるため、100文字に切り出す
subject = f'Detect Error(or Warning) in {log_event.get("logGroup")}'
subject = subject[:97] + '...' if len(subject) > 100 else subject
publish_message = { publish_message = {
'Subject': f'Detect Error(or Warning) in {log_event.get("logGroup")}', 'Subject': subject,
'Message': '\n'.join([log.get('message') for log in log_event.get('logEvents')]), 'Message': '\n'.join([log.get('message') for log in log_event.get('logEvents')]),
'TopicArn': os.environ.get('SNS_TOPIC_ARN') 'TopicArn': os.environ.get('SNS_TOPIC_ARN')
} }