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Add prometheus metrics for various request operations
Signed-off-by: Scott Garman <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| package middleware | ||
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| import ( | ||
| "github.com/prometheus/client_golang/prometheus" | ||
| "github.com/prometheus/client_golang/prometheus/promauto" | ||
| ) | ||
|
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| var ( | ||
| // MetricMetadataCacheHit total number of metadata requests not requiring external lookups | ||
| MetricMetadataCacheHit = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_cache_hit_total", | ||
| Help: "Number of metadata requests that were immediately found in the db.", | ||
| }) | ||
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| // MetricMetadataCacheMiss total number of metadata requests that required external lookups | ||
| MetricMetadataCacheMiss = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_cache_miss_total", | ||
| Help: "Number of metadata requests not found in the db that needed to be sent to the lookup service.", | ||
| }) | ||
|
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| // MetricUserdataCacheHit total number of userdata requests not requiring external lookups | ||
| MetricUserdataCacheHit = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_userdata_cache_hit_total", | ||
| Help: "Number of userdata requests that were immediately found in the db.", | ||
| }) | ||
|
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| // MetricUserdataCacheMiss total number of requests that required external lookups | ||
| MetricUserdataCacheMiss = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_userdata_cache_miss_total", | ||
| Help: "Number of userdata requests not found in the db that needed to be sent to the lookup service.", | ||
| }) | ||
|
|
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| // MetricMetadataLookupRequestCount total number of metadata requests sent to the external lookup service | ||
| MetricMetadataLookupRequestCount = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_lookup_request_total", | ||
| Help: "Number of metadata lookup requests.", | ||
| }) | ||
|
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| // MetricUserdataLookupRequestCount total number of userdata requests sent to the external lookup service | ||
| MetricUserdataLookupRequestCount = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_userdata_lookup_request_total", | ||
| Help: "Number of userdata lookup requests.", | ||
| }) | ||
|
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| // MetricMetadataInsertsCount total number of metadata inserts (which originate from the API) | ||
| MetricMetadataInsertsCount = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_inserts_total", | ||
| Help: "Number of metadata inserts (which originate from the API).", | ||
| }) | ||
|
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| // MetricUserdataInsertsCount total number of userdata inserts (which originate from the API) | ||
| MetricUserdataInsertsCount = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_userdata_inserts_total", | ||
| Help: "Number of userdata inserts (which originate from the API).", | ||
| }) | ||
|
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||
| // MetricDeletionsCount total number of metadata deletions (which originate from the API) | ||
| MetricDeletionsCount = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_deletions_total", | ||
| Help: "Number of metadata deletions (which originate from the API).", | ||
| }) | ||
|
|
||
| // MetricLookupErrors total number of errors produced during external lookup requests | ||
| MetricLookupErrors = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_lookup_error_total", | ||
| Help: "Number of errors produced during metadata lookups.", | ||
| }) | ||
|
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| // MetricMetadataStoreErrors total number of errors produced during saving/updating metadata to the db | ||
| MetricMetadataStoreErrors = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_store_error_total", | ||
| Help: "Number of errors produced while saving or updating metadata to the database.", | ||
| }) | ||
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| // MetricUserdataLookupErrors total number of errors produced during external userdata lookup requests | ||
| MetricUserdataLookupErrors = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_userdata_lookup_error_total", | ||
| Help: "Number of errors produced during metadata lookups.", | ||
| }) | ||
|
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| // MetricUserdataStoreErrors total number of errors produced during saving/updating userdata to the db | ||
| MetricUserdataStoreErrors = promauto.NewCounter(prometheus.CounterOpts{ | ||
| Name: "metadata_userdata_store_error_total", | ||
| Help: "Number of errors produced while saving or updating userdata to the database.", | ||
| }) | ||
| ) |
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