mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2025-01-12 02:28:07 +02:00
037719b646
* Replace view usage in sdk/metric * Replace view use in stdoutmetric * Replace view use in prometheus exporter * Replace view use in otlpmetric exporters * Replace view use in view example
133 lines
5.0 KiB
Go
133 lines
5.0 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package metric // import "go.opentelemetry.io/otel/sdk/metric"
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import (
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"go.opentelemetry.io/otel/metric/instrument"
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"go.opentelemetry.io/otel/metric/instrument/asyncfloat64"
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"go.opentelemetry.io/otel/metric/instrument/asyncint64"
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"go.opentelemetry.io/otel/metric/instrument/syncfloat64"
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"go.opentelemetry.io/otel/metric/instrument/syncint64"
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"go.opentelemetry.io/otel/sdk/instrumentation"
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)
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// instProvider provides all OpenTelemetry instruments.
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type instProvider[N int64 | float64] struct {
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scope instrumentation.Scope
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resolve resolver[N]
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}
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func newInstProvider[N int64 | float64](s instrumentation.Scope, p pipelines, c instrumentCache[N]) *instProvider[N] {
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return &instProvider[N]{scope: s, resolve: newResolver(p, c)}
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}
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// lookup returns the resolved instrumentImpl.
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func (p *instProvider[N]) lookup(kind InstrumentKind, name string, opts []instrument.Option) (*instrumentImpl[N], error) {
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cfg := instrument.NewConfig(opts...)
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i := Instrument{
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Name: name,
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Description: cfg.Description(),
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Unit: cfg.Unit(),
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Kind: kind,
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Scope: p.scope,
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}
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aggs, err := p.resolve.Aggregators(i)
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return &instrumentImpl[N]{aggregators: aggs}, err
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}
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type asyncInt64Provider struct {
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*instProvider[int64]
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}
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var _ asyncint64.InstrumentProvider = asyncInt64Provider{}
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// Counter creates an instrument for recording increasing values.
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func (p asyncInt64Provider) Counter(name string, opts ...instrument.Option) (asyncint64.Counter, error) {
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return p.lookup(InstrumentKindAsyncCounter, name, opts)
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}
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// UpDownCounter creates an instrument for recording changes of a value.
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func (p asyncInt64Provider) UpDownCounter(name string, opts ...instrument.Option) (asyncint64.UpDownCounter, error) {
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return p.lookup(InstrumentKindAsyncUpDownCounter, name, opts)
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}
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// Gauge creates an instrument for recording the current value.
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func (p asyncInt64Provider) Gauge(name string, opts ...instrument.Option) (asyncint64.Gauge, error) {
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return p.lookup(InstrumentKindAsyncGauge, name, opts)
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}
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type asyncFloat64Provider struct {
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*instProvider[float64]
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}
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var _ asyncfloat64.InstrumentProvider = asyncFloat64Provider{}
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// Counter creates an instrument for recording increasing values.
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func (p asyncFloat64Provider) Counter(name string, opts ...instrument.Option) (asyncfloat64.Counter, error) {
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return p.lookup(InstrumentKindAsyncCounter, name, opts)
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}
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// UpDownCounter creates an instrument for recording changes of a value.
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func (p asyncFloat64Provider) UpDownCounter(name string, opts ...instrument.Option) (asyncfloat64.UpDownCounter, error) {
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return p.lookup(InstrumentKindAsyncUpDownCounter, name, opts)
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}
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// Gauge creates an instrument for recording the current value.
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func (p asyncFloat64Provider) Gauge(name string, opts ...instrument.Option) (asyncfloat64.Gauge, error) {
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return p.lookup(InstrumentKindAsyncGauge, name, opts)
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}
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type syncInt64Provider struct {
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*instProvider[int64]
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}
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var _ syncint64.InstrumentProvider = syncInt64Provider{}
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// Counter creates an instrument for recording increasing values.
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func (p syncInt64Provider) Counter(name string, opts ...instrument.Option) (syncint64.Counter, error) {
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return p.lookup(InstrumentKindSyncCounter, name, opts)
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}
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// UpDownCounter creates an instrument for recording changes of a value.
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func (p syncInt64Provider) UpDownCounter(name string, opts ...instrument.Option) (syncint64.UpDownCounter, error) {
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return p.lookup(InstrumentKindSyncUpDownCounter, name, opts)
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}
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// Histogram creates an instrument for recording the current value.
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func (p syncInt64Provider) Histogram(name string, opts ...instrument.Option) (syncint64.Histogram, error) {
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return p.lookup(InstrumentKindSyncHistogram, name, opts)
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}
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type syncFloat64Provider struct {
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*instProvider[float64]
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}
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var _ syncfloat64.InstrumentProvider = syncFloat64Provider{}
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// Counter creates an instrument for recording increasing values.
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func (p syncFloat64Provider) Counter(name string, opts ...instrument.Option) (syncfloat64.Counter, error) {
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return p.lookup(InstrumentKindSyncCounter, name, opts)
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}
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// UpDownCounter creates an instrument for recording changes of a value.
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func (p syncFloat64Provider) UpDownCounter(name string, opts ...instrument.Option) (syncfloat64.UpDownCounter, error) {
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return p.lookup(InstrumentKindSyncUpDownCounter, name, opts)
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}
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// Histogram creates an instrument for recording the current value.
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func (p syncFloat64Provider) Histogram(name string, opts ...instrument.Option) (syncfloat64.Histogram, error) {
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return p.lookup(InstrumentKindSyncHistogram, name, opts)
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}
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