Regular Expressions 101

/^(BSR_+[0-9]{4}(0[1-9]|1[0-2])(0[1-9]|1-2|3[0-1])T|01)0-50-5)+(.csv)$/gm;

/^(BSR_+[0-9]{4}(0[1-9]|1[0-2])(0[1-9]|1-2|3[0-1])T|01)0-50-5)+(.csv)$/gm;

Extracts the build number from the source field in Splunk from the file path

Grabs the resource ID in terraform job logs

This regex looks at our terraform build- pipeline jobs and extracts out the fields we need to perform analysis in splunk

welsh blood

Rules: MUST have 17 alphanumeric letters except I, O, and Q to avoid confusion Position 9 is the check digit 0-9 and X (10)