Convert remaining collectors to use ConstMetrics

1 files changed, 10 insertions, 11 deletions

diff --git a/collector/time.go b/collector/time.go
index 627f467..5854f7a 100644
--- a/collector/time.go
+++ b/collector/time.go
@@ -23,7 +23,7 @@ import (
 )
 
 type timeCollector struct {
-        metric prometheus.Counter
+        desc *prometheus.Desc
 }
 
 func init() {
@@ -34,18 +34,17 @@ func init() {
 // the current system time in seconds since epoch.
 func NewTimeCollector() (Collector, error) {
         return &timeCollector{
-                metric: prometheus.NewCounter(prometheus.CounterOpts{
-                        Namespace: Namespace,
-                        Name:      "time",
-                        Help:      "System time in seconds since epoch (1970).",
-                }),
+                desc: prometheus.NewDesc(
+                        Namespace+"_time",
+                        "System time in seconds since epoch (1970).",
+                        nil, nil,
+                ),
         }, nil
 }
 
-func (c *timeCollector) Update(ch chan<- prometheus.Metric) (err error) {
+func (c *timeCollector) Update(ch chan<- prometheus.Metric) error {
         now := float64(time.Now().Unix())
-        log.Debugf("Set time: %f", now)
-        c.metric.Set(now)
-        c.metric.Collect(ch)
-        return err
+        log.Debugf("Return time: %f", now)
+        ch <- prometheus.MustNewConstMetric(c.desc, prometheus.GaugeValue, now)
+        return nil
 }