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https://github.com/steinhobelgruen/netatmo-exporter.git
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Refresh data on startup
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parent
db8d1cbbf4
commit
6c3908e587
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@ -112,6 +112,7 @@ var (
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nil)
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)
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// NetatmoCollector is a Prometheus collector for Netatmo sensor values.
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type NetatmoCollector struct {
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Log logrus.FieldLogger
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RefreshInterval time.Duration
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@ -135,7 +136,7 @@ func (c *NetatmoCollector) Describe(dChan chan<- *prometheus.Desc) {
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func (c *NetatmoCollector) Collect(mChan chan<- prometheus.Metric) {
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now := time.Now()
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if now.Sub(c.lastRefresh) >= c.RefreshInterval {
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go c.refreshData(now)
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go c.RefreshData(now)
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}
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upValue := 1.0
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@ -163,8 +164,9 @@ func (c *NetatmoCollector) Collect(mChan chan<- prometheus.Metric) {
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}
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}
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func (c *NetatmoCollector) refreshData(now time.Time) {
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c.Log.Debugf("Refresh interval elapsed: %s > %s", now.Sub(c.lastRefresh), c.RefreshInterval)
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// RefreshData causes the collector to try to refresh the cached data.
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func (c *NetatmoCollector) RefreshData(now time.Time) {
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c.Log.Debugf("Refreshing data. Time since last refresh: %s", now.Sub(c.lastRefresh))
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c.lastRefresh = now
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defer func(start time.Time) {
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4
main.go
4
main.go
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@ -3,6 +3,7 @@ package main
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import (
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"net/http"
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"os"
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"time"
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netatmo "github.com/exzz/netatmo-api-go"
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"github.com/prometheus/client_golang/prometheus"
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@ -45,6 +46,9 @@ func main() {
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}
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prometheus.MustRegister(metrics)
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// Trigger first refresh
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metrics.RefreshData(time.Now())
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http.Handle("/metrics", promhttp.HandlerFor(prometheus.DefaultGatherer, promhttp.HandlerOpts{}))
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http.Handle("/version", versionHandler(log))
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http.Handle("/", http.RedirectHandler("/metrics", http.StatusFound))
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