I've tried the variety of Regex and still it doesn't return any data. It's
interesting because nothing comes back in the output and it doesn't error
as well.
On Wednesday, March 5, 2025 at 3:57:22 AM UTC-5 Brian Candler wrote:
> Start with regex: '(.*)'
>
> If that works, then you know it's just the regex at fault. I'd start by
> trying to double-backslash, i.e.
>
> - regex: '([\\w]{2}:[\\w]{2}:[\\w]{2}:[\\w]{2}:[\\w]{2}:[\\w]{2})'
>
> The spec for Go's regex language (RE2) is here:
> https://github.com/google/re2/wiki/syntax
>
> I'm not sure if a backslash character class is allowed inside a
> square-bracket character class. So you could try:
>
> - regex: '((\\w){2}:(\\w){2}:(\\w){2}:(\\w){2}:(\\w){2}:(\\w){2})'
> - regex:
> '([[:alnum:]]{2}:[[:alnum:]]{2}:[[:alnum:]]{2}:[[:alnum:]]{2}:[[:alnum:]]{2}:[[:alnum:]]{2})'
>
> or something simpler like:
>
> - regex: '([a-fA-F0-9:]{17})'
>
> On Tuesday, 4 March 2025 at 22:11:04 UTC Matthew Koch wrote:
>
>> I'm trying to extract the MAC address out of what is returned by SNMP
>> exporter. The Regex I am using seems to work in general when I used an
>> online Regex tester but for some reason it's not working in SNMP exporter.
>>
>> SNMPExporter config:
>>
>> - name: apSysStatBssid
>> oid: 1.3.6.1.4.1.11.2.14.11.6.4.5.1.1.1.1.31.3
>> type: PhysAddress48
>> help: MAC address of the AP that the HPE501 is Associated to. -
>> 1.3.6.1.4.1.11.2.14.11.6.4.5.1.1.1.1.31.3
>> regex_extracts:
>> Test:
>> - regex: '([\w]{2}:[\w]{2}:[\w]{2}:[\w]{2}:[\w]{2}:[\w]{2})'
>> value: '$1'
>>
>> This is what I typically get data wise without the regex config:
>>
>> # HELP apSysStatBssid BSSID of currently connected accesspoint -
>> 1.3.6.1.4.1.29456.3.2
>> # TYPE apSysStatBssid gauge
>> apSysStatBssid{apSysStatBssid="6A:56:E3:7A:85:47"} 1
>
>
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