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Grok patterns to parse AWS access logs
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| IAMUSERID %{NUMBER:iam_user_id} | |
| IAMUSERNAME [a-zA-Z0-9._-]+ | |
| IAMUSER arn:aws:iam::%{IAMUSERID}:user/%{IAMUSERNAME:iam_user_name} | |
| S3TYPE (?:OBJECT) | |
| S3OP [a-zA-z]+ | |
| S3SOAPOPERATION (?:SOAP\.%{S3OP}) | |
| S3RESTOPERATION (?:REST\.%{S3OP}\.%{S3TYPE}) | |
| S3WEBSITEOPERATION (?:WEBSITE\.%{S3OP}\.%{S3TYPE}) | |
| S3OPERATION (?:%{S3SOAPOPERATION}|%{S3RESTOPERATION}|%{S3WEBSITEOPERATION}) | |
| S3ERRORCODE [a-zA-z]+ | |
| S3KEY [a-zA-Z0-9\/_\.]+ | |
| S3ACCESSLOG1 %{BASE16NUM:s3_owner} (-|%{HOSTNAME:s3_bucket}) \[%{HTTPDATE:timestamp}\] %{IP:s3_remote_ip} (-|%{IAMUSER:s3_requester}) | |
| S3ACCESSLOG2 %{BASE16NUM:s3_request_id} %{S3OPERATION:s3_operation} (-|%{S3KEY:s3_key}) \"%{DATA:s3_request}\" | |
| S3ACCESSLOG3 %{NUMBER:s3_status} (-|%{S3ERRORCODE:s3_error_code}) (-|%{NUMBER:s3_bytes_sent}) %{NUMBER:s3_object_size} | |
| S3ACCESSLOG4 %{NUMBER:s3_request_time} %{NUMBER:s3_turnaround_time} \"(-|%{DATA:s3_referrer})\" \"%{DATA:s3_user_agent}\" (-|%{BASE16NUM:s3_version_id}) | |
| S3ACCESSLOG %{S3ACCESSLOG1} %{S3ACCESSLOG2} %{S3ACCESSLOG3} %{S3ACCESSLOG4} |
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Hi,
Thank you very much for this !
I improved it a bit. See https://gist.github.com/lasconic/9089182
I ran > 4 millions lines log and got no parse errors.