Splunk Enterprise

extract specific field

ra_52194724
Explorer

i want to extract last word in resource_id field from below events.

 

 

 

 

 

 

Labels (1)
Tags (2)
0 Karma
1 Solution

ITWhisperer
SplunkTrust
SplunkTrust

https://regex101.com/r/cBungW/1

"resource_id": "[^"]*?(?<last_word>\w+)"

| makeresults
| eval _raw="{\"resource_id\": \"/subscriptions/85bbb6fe-yyyy-xxx-81a6-806aaa0ca/resourceGroups/vg-test/providers/Microsoft.Web/sites/TestAPI\", \"metric_name\": \"FSUsage\", \"timeStamp\": \"2025-12-14T14:48:00Z\", \"subscription_id\": \"85bbb6fe-yyyy-xxx-81a6-806aaa0ca\", \"unit\": \"Bytes\", \"namespace\": \"microsoft.web/sites\", \"resource_group\": \"vg-test\", \"average\": 0}"
| append
    [| makeresults 
    | eval _raw="{\"resource_id\": \"/subscriptions/85bbb6fe-yyyy-xxx-81a6-806aaa0ca/resourceGroups/vg-test/providers/Microsoft.Sql/servers/test-sql-01/databases/Test_Prod\", \"metric_name\": \"allocated_storage\", \"timeStamp\": \"2025-12-14T14:57:00Z\", \"subscription_id\": \"85bbb6fe-yyyy-xxx-81a6-806aaa0ca\", \"unit\": \"Bytes\", \"namespace\": \"microsoft.sql/databases\", \"resource_group\": \"vg-test\", \"average\": 855016}"]
| rex "\"resource_id\": \"[^\"]*?(?<last_word>\w+)\""

View solution in original post

ra_52194724
Explorer
0 Karma

ITWhisperer
SplunkTrust
SplunkTrust

https://regex101.com/r/cBungW/1

"resource_id": "[^"]*?(?<last_word>\w+)"

| makeresults
| eval _raw="{\"resource_id\": \"/subscriptions/85bbb6fe-yyyy-xxx-81a6-806aaa0ca/resourceGroups/vg-test/providers/Microsoft.Web/sites/TestAPI\", \"metric_name\": \"FSUsage\", \"timeStamp\": \"2025-12-14T14:48:00Z\", \"subscription_id\": \"85bbb6fe-yyyy-xxx-81a6-806aaa0ca\", \"unit\": \"Bytes\", \"namespace\": \"microsoft.web/sites\", \"resource_group\": \"vg-test\", \"average\": 0}"
| append
    [| makeresults 
    | eval _raw="{\"resource_id\": \"/subscriptions/85bbb6fe-yyyy-xxx-81a6-806aaa0ca/resourceGroups/vg-test/providers/Microsoft.Sql/servers/test-sql-01/databases/Test_Prod\", \"metric_name\": \"allocated_storage\", \"timeStamp\": \"2025-12-14T14:57:00Z\", \"subscription_id\": \"85bbb6fe-yyyy-xxx-81a6-806aaa0ca\", \"unit\": \"Bytes\", \"namespace\": \"microsoft.sql/databases\", \"resource_group\": \"vg-test\", \"average\": 855016}"]
| rex "\"resource_id\": \"[^\"]*?(?<last_word>\w+)\""
Got questions? Get answers!

Join the Splunk Community Slack to learn, troubleshoot, and make connections with fellow Splunk practitioners in real time!

Meet up IRL or virtually!

Join Splunk User Groups to connect and learn in-person by region or remotely by topic or industry.

Get Updates on the Splunk Community!

Splunk Auto Ingestion Parallel Pipeline Scaling

Why this feature matters Many Splunk environments experience ingestion pressure long before the host is fully ...

Splunk Cloud Application Management in Terraform

Now On-Demand   We’re diving into how you can bring Infrastructure as Code (IaC) principles to your Splunk ...

What's New in Splunk Enterprise Security (ES) 8.6

Purpose-Built AI Agents for the Agentic SOC  Splunk Enterprise Security 8.6 expands AI in Security with ...