Splunk Search

Search-time extraction works, new field extraction doesn't

snickered
Path Finder

I have a sourcetype that has multi-line events. An example looks like this:

Jan07 12:45:18.57 | [Info ] | This is the message I want
Stuff : foo
More Stuff: bar
I can successfully pull out my desired data using rex during a search with:
rex field=_raw "\[Info\s\]\s\|\s(?<msg>.*)"

When I use the same regex in manager->fields it doesn't work. It actually grabs everything in the event all the way to the end and doesn't stop at the end of the line. However when I use the interactive field extractor it works as expected and highlights only the message I want to extract. How do I make it stop at the end of the line rather than the end of the event?

0 Karma
1 Solution

vincesesto
Communicator

Hey Snickered,
I have set up some test data to match your logs and when I use the extra fields option, I am seeing a different value compared to yours. I am getting the following rex "(?i)\[.? \] \| (?P.)"

Secondly, do you have any other information defined in your props.conf file to define the event...This could also hold a key to what is happening.

Regards Vince

View solution in original post

0 Karma

vincesesto
Communicator

Hey Snickered,
I have set up some test data to match your logs and when I use the extra fields option, I am seeing a different value compared to yours. I am getting the following rex "(?i)\[.? \] \| (?P.)"

Secondly, do you have any other information defined in your props.conf file to define the event...This could also hold a key to what is happening.

Regards Vince

0 Karma

snickered
Path Finder

Yeah, the interactive thing gave me something along those lines also but it was matching way too much (I also have [Warn ], [Error ], etc...), so I had to use my rex which worked in the interactive field extractor but simply didn't when set as a field extraction through the manager.

Anyway, I got it working with this: \[Info\s\]\s\|\s(?P[^\r\n]+)

0 Karma
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