Thanks, that relabel config works perfectly!
On Wednesday, March 26, 2025 at 2:06:57 AM UTC-7 Brian Candler wrote:
> I don't think the exporter can do that, although it sounds like a good
> idea to me (i.e. to be able to set a label rather than mangle the metric
> name).
>
> Possibly you could use metric_relabel_configs to fix it up:
>
> - source_labels: [__name__]
> regex: '.*_CHANNEL_(.+)'
> target_label: channel
> - source_labels: [__name__]
> regex: '(.*)_CHANNEL_.+'
> target_label: __name__
>
> Otherwise, a simple HTTP proxy which sits between prometheus and
> snmp_exporter.
>
> On Wednesday, 26 March 2025 at 08:44:49 UTC Elliott Balsley wrote:
>
>> I have an SNMP device that returns a value like this:
>>
>> DOLBY-CP850-MIB::cp850MeterLevels.0 = STRING: "00 00 00 00 00 00 00 00 00
>> 00"
>>
>> This string represents the volume level of 10 separate audio channels, so
>> I would like to break it apart and record it as 10 metrics. I previously
>> had this working in Telegraf so the result looked like this:
>> snmp_dolby_cp_meter_level_dbfs{channel="L"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="R"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="C"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="LFE"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="Lss"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="Rss"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="Lrs"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="Rrs"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="Lts"} 0
>> snmp_dolby_cp_meter_level_dbfs{channel="Rts"} 0
>>
>> Is this possible to do with snmp-exporter? I couldn't find any way to
>> add the channel label. The best I could think of is this regex_extract in
>> the exporter, but this isn't really what I want because it adds the channel
>> identifier to the metric name.
>>
>> cp850MeterLevels:
>> type: DisplayString
>> regex_extracts:
>> '_L':
>> - regex: '(..) .. .. .. .. .. .. .. .. ..'
>> value: $1
>> '_R':
>> - regex: '.. (..) .. .. .. .. .. .. .. ..'
>> value: $1
>> '_C':
>> - regex: '.. .. (..) .. .. .. .. .. .. ..'
>> value: $1
>> '_LFE':
>> - regex: '.. .. .. (..) .. .. .. .. .. ..'
>> value: $1
>> '_Lss':
>> - regex: '.. .. .. .. (..) .. .. .. .. ..'
>> value: $1
>> '_Rss':
>> - regex: '.. .. .. .. .. (..) .. .. .. ..'
>> value: $1
>> '_Lrs':
>> - regex: '.. .. .. .. .. .. (..) .. .. ..'
>> value: $1
>> '_Rrs':
>> - regex: '.. .. .. .. .. .. .. (..) .. ..'
>> value: $1
>> '_Lts':
>> - regex: '.. .. .. .. .. .. .. .. (..) ..'
>> value: $1
>> '_Rts':
>> - regex: '.. .. .. .. .. .. .. .. .. (..)'
>> value: $1
>>
>>
--
You received this message because you are subscribed to the Google Groups
"Prometheus Users" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to prometheus-users+unsubscr...@googlegroups.com.
To view this discussion visit
https://groups.google.com/d/msgid/prometheus-users/a5fca4cf-973c-45b6-8d33-7906864b4ce3n%40googlegroups.com.
