internal/telemetry: modify *Subscriber to take timeAt
Modifies the various Subscriber signatures to take in
an "at" time.Time field, which captures the time that
a measurement was made. This field will then be used
when exporting points as their EndTime.
Fixes #34490.
Change-Id: I9e87b65e374876ae3d4df0abedb64bb7dcb221b6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/199577
Run-TryBot: Emmanuel Odeke <emm.odeke@gmail.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
diff --git a/internal/telemetry/metric/metric.go b/internal/telemetry/metric/metric.go
index 64aa572..0333450 100644
--- a/internal/telemetry/metric/metric.go
+++ b/internal/telemetry/metric/metric.go
@@ -8,6 +8,7 @@
import (
"context"
"sort"
+ "time"
"golang.org/x/tools/internal/telemetry"
"golang.org/x/tools/internal/telemetry/export"
@@ -230,19 +231,23 @@
export.Metric(ctx, &frozen)
}
-func (data *Int64Data) countInt64(ctx context.Context, measure *stats.Int64Measure, value int64) {
+func (data *Int64Data) countInt64(ctx context.Context, measure *stats.Int64Measure, value int64, at time.Time) {
+ // TODO: Use at.
data.modify(ctx, func(v int64) int64 { return v + 1 })
}
-func (data *Int64Data) countFloat64(ctx context.Context, measure *stats.Float64Measure, value float64) {
+func (data *Int64Data) countFloat64(ctx context.Context, measure *stats.Float64Measure, value float64, at time.Time) {
+ // TODO: Use at.
data.modify(ctx, func(v int64) int64 { return v + 1 })
}
-func (data *Int64Data) sum(ctx context.Context, measure *stats.Int64Measure, value int64) {
+func (data *Int64Data) sum(ctx context.Context, measure *stats.Int64Measure, value int64, at time.Time) {
+ // TODO: Use at.
data.modify(ctx, func(v int64) int64 { return v + value })
}
-func (data *Int64Data) latest(ctx context.Context, measure *stats.Int64Measure, value int64) {
+func (data *Int64Data) latest(ctx context.Context, measure *stats.Int64Measure, value int64, at time.Time) {
+ // TODO: Use at.
data.modify(ctx, func(v int64) int64 { return value })
}
@@ -265,11 +270,12 @@
export.Metric(ctx, &frozen)
}
-func (data *Float64Data) sum(ctx context.Context, measure *stats.Float64Measure, value float64) {
+func (data *Float64Data) sum(ctx context.Context, measure *stats.Float64Measure, value float64, at time.Time) {
data.modify(ctx, func(v float64) float64 { return v + value })
}
-func (data *Float64Data) latest(ctx context.Context, measure *stats.Float64Measure, value float64) {
+func (data *Float64Data) latest(ctx context.Context, measure *stats.Float64Measure, value float64, at time.Time) {
+ // TODO: Use at.
data.modify(ctx, func(v float64) float64 { return value })
}
@@ -298,7 +304,8 @@
export.Metric(ctx, &frozen)
}
-func (data *HistogramInt64Data) record(ctx context.Context, measure *stats.Int64Measure, value int64) {
+func (data *HistogramInt64Data) record(ctx context.Context, measure *stats.Int64Measure, value int64, at time.Time) {
+ // TODO: Use at.
data.modify(ctx, func(v *HistogramInt64Row) {
v.Sum += value
if v.Min > value || v.Count == 0 {
@@ -341,7 +348,8 @@
export.Metric(ctx, &frozen)
}
-func (data *HistogramFloat64Data) record(ctx context.Context, measure *stats.Float64Measure, value float64) {
+func (data *HistogramFloat64Data) record(ctx context.Context, measure *stats.Float64Measure, value float64, at time.Time) {
+ // TODO: Use at.
data.modify(ctx, func(v *HistogramFloat64Row) {
v.Sum += value
if v.Min > value || v.Count == 0 {
diff --git a/internal/telemetry/stats/stats.go b/internal/telemetry/stats/stats.go
index a2b97d5..e6eb364 100644
--- a/internal/telemetry/stats/stats.go
+++ b/internal/telemetry/stats/stats.go
@@ -9,6 +9,7 @@
import (
"context"
+ "time"
"golang.org/x/tools/internal/telemetry/unit"
)
@@ -31,11 +32,11 @@
// Int64Subscriber is the type for functions that want to listen to
// integer statistic events.
-type Int64Subscriber func(context.Context, *Int64Measure, int64)
+type Int64Subscriber func(ctx context.Context, im *Int64Measure, value int64, at time.Time)
// Float64Subscriber is the type for functions that want to listen to
// floating point statistic events.
-type Float64Subscriber func(context.Context, *Float64Measure, float64)
+type Float64Subscriber func(ctx context.Context, fm *Float64Measure, value float64, at time.Time)
// Int64 creates a new Int64Measure and prepares it for use.
func Int64(name string, description string, unit unit.Unit) *Int64Measure {
@@ -69,9 +70,10 @@
// Record delivers a new value to the subscribers of this measure.
func (m *Int64Measure) Record(ctx context.Context, value int64) {
+ at := time.Now()
do(func() {
for _, s := range m.subscribers {
- s(ctx, m, value)
+ s(ctx, m, value, at)
}
})
}
@@ -90,9 +92,10 @@
// Record delivers a new value to the subscribers of this measure.
func (m *Float64Measure) Record(ctx context.Context, value float64) {
+ at := time.Now()
do(func() {
for _, s := range m.subscribers {
- s(ctx, m, value)
+ s(ctx, m, value, at)
}
})
}