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How to extract the fields for kv pair syslog data?

knalla
Path Finder

Hi All,

How to extract the fields for the syslog data with kv values at indexing time?

Aug 27 10:05:58 ciscoasa SFIMS: Protocol: TCP, SrcIP: 1.2.3.1, OriginalClientIP: ::, DstIP: 11.22.33.44, SrcPort: 50981, DstPort: 443, TCPFlags: 0x0, IngressZone: N_inside, EgressZone: N_outside, DE: Primary Detection Engine (ccc24074-6d7e-11e7-9213-b429232f86cc), Policy:allowed_new, ConnectType: Start, AccessControlRuleName: Allow port 80 443, AccessControlRuleAction: Allow, Prefilter Policy: WE_Prefilter, UserName: No Authentication Required, Client: SSL client, ApplicationProtocol: HTTPS, WebApplication: Windows, InitiatorPackets: 3, ResponderPackets: 1, InitiatorBytes: 436, ResponderBytes: 66, Policy: Balanced Security and Connectivity, DNSResponseType: No Error, Sinkhole: Unknown, URLCategory: Business and Economy, URLReputation: Well known, URL: splunk.com

0 Karma
1 Solution

horsefez
Motivator

Hi @knalla,

this regular expression should work

^(?:[^\s]+\s*:){5}|([^:]+):\s*([^,]+)[,$]*
https://regex101.com/r/0lWcR3/1

props.conf

[yoursourcetype]
TRANSFORMS-yourfirstextraction = extractexample



transforms.conf

[extractexample]
REGEX=^(?:[^\s]+\s*:){5}|([^:]+):\s*([^,]+)[,$]*
FORMAT = $1::$2
MV_ADD = true

View solution in original post

horsefez
Motivator

Hi @knalla,

this regular expression should work

^(?:[^\s]+\s*:){5}|([^:]+):\s*([^,]+)[,$]*
https://regex101.com/r/0lWcR3/1

props.conf

[yoursourcetype]
TRANSFORMS-yourfirstextraction = extractexample



transforms.conf

[extractexample]
REGEX=^(?:[^\s]+\s*:){5}|([^:]+):\s*([^,]+)[,$]*
FORMAT = $1::$2
MV_ADD = true
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