79 lines
1.8 KiB
Go
79 lines
1.8 KiB
Go
package metrics
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import (
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"rbd_exporter/rbdfactory"
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"rbd_exporter/mytypes"
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"rbd_exporter/logger"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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)
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func GetMetrics(cephConn mytypes.CephConnector) {
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metrics := InitMetrics()
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prometheus.MustRegister(
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metrics.TotalRbdRequestedSizePerPool,
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)
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ticker := time.NewTicker(2 * time.Second)
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defer ticker.Stop()
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for range ticker.C {
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var result = []mytypes.Pool{}
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poolList, err := cephConn.ListPools()
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if err != nil {
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logger.Logger.Error("Cannot get list of pools")
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// do not exit but continue checking
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continue
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}
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for _, v := range poolList {
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x, _ := rbdfactory.PoolFactory(cephConn, v)
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result = append(result, x)
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}
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metrics.TotalRbdRequestedSizePerPool.Reset()
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for _,v := range result {
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if !v.HasRBD {continue}
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FillMetrics(v,metrics)
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}
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logger.Logger.Debug("====================")
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// fmt.Println(result)
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}
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}
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func InitMetrics() *mytypes.Metrics {
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m := &mytypes.Metrics{
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TotalRbdRequestedSizePerPool : prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Name: "total_rbd_requested_size_per_pool",
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Help: "total size of all requested RBDs in a specific pool",
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},
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[]string{"poolname"},
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),
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// total_rbd_requested_size: prometheus.NewGauge(
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// prometheus.GaugeOpts{
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// Name: "total_rbd_requested_size",
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// Help: "total size of all RBDs in the cluster",
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// },
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// ),
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}
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return m
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}
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func FillMetrics(pool mytypes.Pool,metrics *mytypes.Metrics) {
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var totalSizePerPool uint64 = 0
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logger.Logger.Debugf("Processing pool %s",pool.Name)
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for _,v := range pool.RBDlist {
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totalSizePerPool += v.GetSize()
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}
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logger.Logger.Debugf("Total size of RBDs in pool %s is %d",pool.Name,totalSizePerPool)
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metrics.TotalRbdRequestedSizePerPool.WithLabelValues(pool.Name,
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).Set(
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float64(totalSizePerPool))
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} |