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feat(controller): expose managed resources and records as metrics

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This commit is contained in:
Martin Linkhorst 2018-11-28 15:02:05 +01:00
parent 7bbde7c4d4
commit 398b49b3d4
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1 changed files with 20 additions and 0 deletions
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20
controller/controller.go
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@ -40,11 +40,29 @@ var (
Help: "Number of Source errors.",
},
)
sourceEndpointsTotal = prometheus.NewGauge(
prometheus.GaugeOpts{
Namespace: "external_dns",
Subsystem: "source",
Name: "endpoints_total",
Help: "Number of Endpoints in all sources",
},
)
registryEndpointsTotal = prometheus.NewGauge(
prometheus.GaugeOpts{
Namespace: "external_dns",
Subsystem: "registry",
Name: "endpoints_total",
Help: "Number of Endpoints in the registry",
},
)
)
func init() {
prometheus.MustRegister(registryErrors)
prometheus.MustRegister(sourceErrors)
prometheus.MustRegister(sourceEndpointsTotal)
prometheus.MustRegister(registryEndpointsTotal)
}
// Controller is responsible for orchestrating the different components.
@ -69,12 +87,14 @@ func (c *Controller) RunOnce() error {
registryErrors.Inc()
return err
}
registryEndpointsTotal.Set(float64(len(records)))
endpoints, err := c.Source.Endpoints()
if err != nil {
sourceErrors.Inc()
return err
}
sourceEndpointsTotal.Set(float64(len(endpoints)))
plan := &plan.Plan{
Policies: []plan.Policy{c.Policy},