Value session_value containg this info:
not found, name: user@mycompany.com more text here
Trying to use this:rex field=session_value ":(?<session_value>)@"
To extract: user
I think I am close, anyone assist?
Yes, it's close. regex101.com can tell you that, too. Try this:
| rex field=session_value ": (?<user>[^@]+)@"
