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Adding Error Counter Metric #128

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Adding Error Counter Metric #128

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13 changes: 13 additions & 0 deletions pkg/metrics/metrics.go
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@ type Metrics struct {

registry *prometheus.Registry
containerImageVersion *prometheus.GaugeVec
containerImageErrors *prometheus.CounterVec
log *logrus.Entry

// container cache stores a cache of a container's current image, version,
Expand All @@ -47,14 +48,26 @@ func New(log *logrus.Entry) *Metrics {
"namespace", "pod", "container", "image", "current_version", "latest_version",
},
)
containerImageErrors := prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: "version_checker",
Name: "image_failures",
Help: "Where the version-checker was unable to get the latest upstream registry version",
},
[]string{
"namespace", "pod", "container", "image",
},
)

registry := prometheus.NewRegistry()
registry.MustRegister(containerImageVersion)
registry.MustRegister(containerImageErrors)

return &Metrics{
log: log.WithField("module", "metrics"),
registry: registry,
containerImageVersion: containerImageVersion,
containerImageErrors: containerImageErrors,
containerCache: make(map[string]cacheItem),
}
}
Expand Down