![]() ![]() ![]() There are syntactic and execution differences between PCRE & GNU SEDs regular expressions, but other forums and sites would be appropriate for detailing out those exact differences. | rex field=_raw REQ\=\".*\/(?+(\.jsp)?)\/?\" Splunks rex/regex processing in ingestion and during a search is powered by the Perl Compatible Regular Expressions library. I've also tried using index=was_unauth sourcetype=ibm:was:jmx ReqMethod="POST" I do not want the regex command to cut out pages with numbers in them, so i've included in there which works on regex 101 but Splunk does not like it, even when i use a backslash to block it out but it still doesn't pull out the data, | search src!="10.0.0.0/8" src!="141.92.0.0/16" NOT username=* page!="phoneauthentication" AND page!="1*" Solved: Using rex and it seems as if Splunk sees the open square bracket as the beginning of a subsearch. To learn more about the rex command, see How the rex command works. | rex field=_raw REQ\=\".*\/(?\w*+(\.jsp)?)\/?\" The following are examples for using the SPL2 rex command. Platform Highlights January 2023 Newsletter January 2023Peace on Earth and Peace of Mind With Business ResilienceAll organizations can start the new year. AWS Partner descriptions are provided by the AWS Partner and are not verified by AWS. Description: The regular expression using the perl-compatible regular expressions (PCRE) format that defines the information to match and extract from the specified field. | rename DIP as src, SIP as src CUST as username USR as username January 2023 Splunk Security Essentials (SSE) 3.7.0 ReleaseThe free Splunk Security Essentials (SSE) 3.7.0 app. You must specify either or modesed when you use the rex command.Here is the query i am using, index=was_unauth sourcetype=ibm:was:jmx ReqMethod="POST" On regex 101 it is working fine, however on Splunk it is causing problems and i get an unknown search command error So this does not work curl -ku admin:admin -d search=âindex="_audit"|rex field=_raw "Audit:(?.I am trying to run a regex command to cut out a part of the REQ field, ![]() Can anyone help with this rex conversion to nf. I only get the first return in the event not all the other possible returns in the event. Subscribe to RSS Feed Mark Topic as New Mark Topic as Read Float this Topic for Current User Bookmark Topic. *)" |table source,host,textÄ«ut if i use curl to fetch the rex, it fails. Using Splunk: Splunk Search: Re: REX not working in nf Options. So, this works -Ĭurl -ku admin:admin -d search=âsearch index="_audit"|table source,host,textâ -d output_mode=json To make things more generic I have now used the audit command so that we can all replicate the issue.
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