Prometheus metrics #1472
Description
Add the following Prometheus metrics to the existing endpoint:
Respondent stats
This gauge can be collected on demand by selecting all the rows from respondent_stats table
surveda_respondents{
survey_id,
questionnaire_id,
state,
disposition,
quota_bucket_id,
mode
}
Polling
These must be counters incremented by the broker
surveda_survey_poll{survey_id}
surveda_broker_respondent_start{survey_id}
Verboice interactions
These must be counters incremented every time a call is enqueued in Verboice and status callback is received
surveda_verboice_enqueue{response_status}
surveda_verboice_status_callback{status}
Nuntium interactions
These counters are incremented every time a message is enqueued in Nuntium or an incoming message or a status callback is received
surveda_nuntium_enqueue{response_status}
surveda_nuntium_incoming{}
surveda_nuntium_status_callback{state}