mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-11-24 04:36:38 +00:00
5e871e81a8
* otel to 1.24 * prometheus exporter to 0.46 * bunotel to 1.1.17 Also: * Use schemaless URL for metrics * Add software version to tracing schema
48 lines
1.4 KiB
Go
48 lines
1.4 KiB
Go
// Copyright The OpenTelemetry Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package exemplar // import "go.opentelemetry.io/otel/sdk/metric/internal/exemplar"
|
|
|
|
import (
|
|
"context"
|
|
"sort"
|
|
"time"
|
|
|
|
"go.opentelemetry.io/otel/attribute"
|
|
)
|
|
|
|
// Histogram returns a [Reservoir] that samples the last measurement that falls
|
|
// within a histogram bucket. The histogram bucket upper-boundaries are define
|
|
// by bounds.
|
|
//
|
|
// The passed bounds will be sorted by this function.
|
|
func Histogram[N int64 | float64](bounds []float64) Reservoir[N] {
|
|
sort.Float64s(bounds)
|
|
return &histRes[N]{
|
|
bounds: bounds,
|
|
storage: newStorage[N](len(bounds) + 1),
|
|
}
|
|
}
|
|
|
|
type histRes[N int64 | float64] struct {
|
|
*storage[N]
|
|
|
|
// bounds are bucket bounds in ascending order.
|
|
bounds []float64
|
|
}
|
|
|
|
func (r *histRes[N]) Offer(ctx context.Context, t time.Time, n N, a []attribute.KeyValue) {
|
|
r.store[sort.SearchFloat64s(r.bounds, float64(n))] = newMeasurement(ctx, t, n, a)
|
|
}
|