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* Update go-redis to v8.4.0 * github.com/go-redis/redis/v8 v8.4.0 -> v8.5.0 * Apply suggestions from code review Co-authored-by: zeripath <art27@cantab.net> * TODO * Use the Queue termination channel as the default context for pushes Signed-off-by: Andrew Thornton <art27@cantab.net> * missed one Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: zeripath <art27@cantab.net>
778 lines
26 KiB
Go
Vendored
778 lines
26 KiB
Go
Vendored
// 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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//go:generate stringer -type=InstrumentKind
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package metric // import "go.opentelemetry.io/otel/metric"
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import (
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"context"
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"errors"
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"go.opentelemetry.io/otel/label"
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"go.opentelemetry.io/otel/metric/number"
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)
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// ErrSDKReturnedNilImpl is returned when a new `MeterImpl` returns nil.
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var ErrSDKReturnedNilImpl = errors.New("SDK returned a nil implementation")
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// InstrumentKind describes the kind of instrument.
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type InstrumentKind int8
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const (
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// ValueRecorderInstrumentKind indicates a ValueRecorder instrument.
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ValueRecorderInstrumentKind InstrumentKind = iota
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// ValueObserverInstrumentKind indicates an ValueObserver instrument.
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ValueObserverInstrumentKind
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// CounterInstrumentKind indicates a Counter instrument.
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CounterInstrumentKind
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// UpDownCounterInstrumentKind indicates a UpDownCounter instrument.
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UpDownCounterInstrumentKind
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// SumObserverInstrumentKind indicates a SumObserver instrument.
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SumObserverInstrumentKind
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// UpDownSumObserverInstrumentKind indicates a UpDownSumObserver
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// instrument.
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UpDownSumObserverInstrumentKind
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)
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// Synchronous returns whether this is a synchronous kind of instrument.
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func (k InstrumentKind) Synchronous() bool {
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switch k {
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case CounterInstrumentKind, UpDownCounterInstrumentKind, ValueRecorderInstrumentKind:
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return true
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}
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return false
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}
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// Asynchronous returns whether this is an asynchronous kind of instrument.
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func (k InstrumentKind) Asynchronous() bool {
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return !k.Synchronous()
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}
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// Adding returns whether this kind of instrument adds its inputs (as opposed to Grouping).
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func (k InstrumentKind) Adding() bool {
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switch k {
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case CounterInstrumentKind, UpDownCounterInstrumentKind, SumObserverInstrumentKind, UpDownSumObserverInstrumentKind:
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return true
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}
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return false
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}
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// Grouping returns whether this kind of instrument groups its inputs (as opposed to Adding).
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func (k InstrumentKind) Grouping() bool {
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return !k.Adding()
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}
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// Monotonic returns whether this kind of instrument exposes a non-decreasing sum.
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func (k InstrumentKind) Monotonic() bool {
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switch k {
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case CounterInstrumentKind, SumObserverInstrumentKind:
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return true
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}
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return false
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}
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// PrecomputedSum returns whether this kind of instrument receives precomputed sums.
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func (k InstrumentKind) PrecomputedSum() bool {
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return k.Adding() && k.Asynchronous()
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}
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// Observation is used for reporting an asynchronous batch of metric
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// values. Instances of this type should be created by asynchronous
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// instruments (e.g., Int64ValueObserver.Observation()).
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type Observation struct {
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// number needs to be aligned for 64-bit atomic operations.
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number number.Number
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instrument AsyncImpl
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}
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// Int64ObserverFunc is a type of callback that integral
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// observers run.
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type Int64ObserverFunc func(context.Context, Int64ObserverResult)
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// Float64ObserverFunc is a type of callback that floating point
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// observers run.
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type Float64ObserverFunc func(context.Context, Float64ObserverResult)
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// BatchObserverFunc is a callback argument for use with any
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// Observer instrument that will be reported as a batch of
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// observations.
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type BatchObserverFunc func(context.Context, BatchObserverResult)
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// Int64ObserverResult is passed to an observer callback to capture
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// observations for one asynchronous integer metric instrument.
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type Int64ObserverResult struct {
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instrument AsyncImpl
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function func([]label.KeyValue, ...Observation)
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}
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// Float64ObserverResult is passed to an observer callback to capture
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// observations for one asynchronous floating point metric instrument.
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type Float64ObserverResult struct {
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instrument AsyncImpl
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function func([]label.KeyValue, ...Observation)
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}
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// BatchObserverResult is passed to a batch observer callback to
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// capture observations for multiple asynchronous instruments.
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type BatchObserverResult struct {
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function func([]label.KeyValue, ...Observation)
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}
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// Observe captures a single integer value from the associated
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// instrument callback, with the given labels.
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func (ir Int64ObserverResult) Observe(value int64, labels ...label.KeyValue) {
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ir.function(labels, Observation{
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instrument: ir.instrument,
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number: number.NewInt64Number(value),
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})
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}
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// Observe captures a single floating point value from the associated
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// instrument callback, with the given labels.
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func (fr Float64ObserverResult) Observe(value float64, labels ...label.KeyValue) {
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fr.function(labels, Observation{
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instrument: fr.instrument,
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number: number.NewFloat64Number(value),
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})
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}
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// Observe captures a multiple observations from the associated batch
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// instrument callback, with the given labels.
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func (br BatchObserverResult) Observe(labels []label.KeyValue, obs ...Observation) {
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br.function(labels, obs...)
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}
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// AsyncRunner is expected to convert into an AsyncSingleRunner or an
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// AsyncBatchRunner. SDKs will encounter an error if the AsyncRunner
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// does not satisfy one of these interfaces.
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type AsyncRunner interface {
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// AnyRunner() is a non-exported method with no functional use
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// other than to make this a non-empty interface.
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AnyRunner()
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}
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// AsyncSingleRunner is an interface implemented by single-observer
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// callbacks.
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type AsyncSingleRunner interface {
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// Run accepts a single instrument and function for capturing
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// observations of that instrument. Each call to the function
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// receives one captured observation. (The function accepts
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// multiple observations so the same implementation can be
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// used for batch runners.)
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Run(ctx context.Context, single AsyncImpl, capture func([]label.KeyValue, ...Observation))
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AsyncRunner
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}
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// AsyncBatchRunner is an interface implemented by batch-observer
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// callbacks.
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type AsyncBatchRunner interface {
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// Run accepts a function for capturing observations of
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// multiple instruments.
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Run(ctx context.Context, capture func([]label.KeyValue, ...Observation))
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AsyncRunner
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}
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var _ AsyncSingleRunner = (*Int64ObserverFunc)(nil)
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var _ AsyncSingleRunner = (*Float64ObserverFunc)(nil)
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var _ AsyncBatchRunner = (*BatchObserverFunc)(nil)
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// newInt64AsyncRunner returns a single-observer callback for integer Observer instruments.
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func newInt64AsyncRunner(c Int64ObserverFunc) AsyncSingleRunner {
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return &c
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}
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// newFloat64AsyncRunner returns a single-observer callback for floating point Observer instruments.
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func newFloat64AsyncRunner(c Float64ObserverFunc) AsyncSingleRunner {
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return &c
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}
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// newBatchAsyncRunner returns a batch-observer callback use with multiple Observer instruments.
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func newBatchAsyncRunner(c BatchObserverFunc) AsyncBatchRunner {
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return &c
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}
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// AnyRunner implements AsyncRunner.
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func (*Int64ObserverFunc) AnyRunner() {}
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// AnyRunner implements AsyncRunner.
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func (*Float64ObserverFunc) AnyRunner() {}
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// AnyRunner implements AsyncRunner.
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func (*BatchObserverFunc) AnyRunner() {}
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// Run implements AsyncSingleRunner.
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func (i *Int64ObserverFunc) Run(ctx context.Context, impl AsyncImpl, function func([]label.KeyValue, ...Observation)) {
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(*i)(ctx, Int64ObserverResult{
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instrument: impl,
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function: function,
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})
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}
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// Run implements AsyncSingleRunner.
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func (f *Float64ObserverFunc) Run(ctx context.Context, impl AsyncImpl, function func([]label.KeyValue, ...Observation)) {
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(*f)(ctx, Float64ObserverResult{
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instrument: impl,
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function: function,
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})
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}
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// Run implements AsyncBatchRunner.
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func (b *BatchObserverFunc) Run(ctx context.Context, function func([]label.KeyValue, ...Observation)) {
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(*b)(ctx, BatchObserverResult{
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function: function,
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})
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}
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// wrapInt64ValueObserverInstrument converts an AsyncImpl into Int64ValueObserver.
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func wrapInt64ValueObserverInstrument(asyncInst AsyncImpl, err error) (Int64ValueObserver, error) {
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common, err := checkNewAsync(asyncInst, err)
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return Int64ValueObserver{asyncInstrument: common}, err
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}
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// wrapFloat64ValueObserverInstrument converts an AsyncImpl into Float64ValueObserver.
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func wrapFloat64ValueObserverInstrument(asyncInst AsyncImpl, err error) (Float64ValueObserver, error) {
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common, err := checkNewAsync(asyncInst, err)
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return Float64ValueObserver{asyncInstrument: common}, err
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}
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// wrapInt64SumObserverInstrument converts an AsyncImpl into Int64SumObserver.
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func wrapInt64SumObserverInstrument(asyncInst AsyncImpl, err error) (Int64SumObserver, error) {
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common, err := checkNewAsync(asyncInst, err)
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return Int64SumObserver{asyncInstrument: common}, err
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}
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// wrapFloat64SumObserverInstrument converts an AsyncImpl into Float64SumObserver.
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func wrapFloat64SumObserverInstrument(asyncInst AsyncImpl, err error) (Float64SumObserver, error) {
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common, err := checkNewAsync(asyncInst, err)
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return Float64SumObserver{asyncInstrument: common}, err
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}
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// wrapInt64UpDownSumObserverInstrument converts an AsyncImpl into Int64UpDownSumObserver.
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func wrapInt64UpDownSumObserverInstrument(asyncInst AsyncImpl, err error) (Int64UpDownSumObserver, error) {
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common, err := checkNewAsync(asyncInst, err)
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return Int64UpDownSumObserver{asyncInstrument: common}, err
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}
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// wrapFloat64UpDownSumObserverInstrument converts an AsyncImpl into Float64UpDownSumObserver.
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func wrapFloat64UpDownSumObserverInstrument(asyncInst AsyncImpl, err error) (Float64UpDownSumObserver, error) {
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common, err := checkNewAsync(asyncInst, err)
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return Float64UpDownSumObserver{asyncInstrument: common}, err
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}
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// BatchObserver represents an Observer callback that can report
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// observations for multiple instruments.
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type BatchObserver struct {
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meter Meter
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runner AsyncBatchRunner
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}
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// Int64ValueObserver is a metric that captures a set of int64 values at a
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// point in time.
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type Int64ValueObserver struct {
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asyncInstrument
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}
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// Float64ValueObserver is a metric that captures a set of float64 values
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// at a point in time.
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type Float64ValueObserver struct {
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asyncInstrument
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}
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// Int64SumObserver is a metric that captures a precomputed sum of
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// int64 values at a point in time.
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type Int64SumObserver struct {
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asyncInstrument
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}
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// Float64SumObserver is a metric that captures a precomputed sum of
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// float64 values at a point in time.
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type Float64SumObserver struct {
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asyncInstrument
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}
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// Int64UpDownSumObserver is a metric that captures a precomputed sum of
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// int64 values at a point in time.
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type Int64UpDownSumObserver struct {
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asyncInstrument
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}
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// Float64UpDownSumObserver is a metric that captures a precomputed sum of
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// float64 values at a point in time.
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type Float64UpDownSumObserver struct {
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asyncInstrument
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}
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// Observation returns an Observation, a BatchObserverFunc
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// argument, for an asynchronous integer instrument.
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// This returns an implementation-level object for use by the SDK,
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// users should not refer to this.
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func (i Int64ValueObserver) Observation(v int64) Observation {
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return Observation{
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number: number.NewInt64Number(v),
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instrument: i.instrument,
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}
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}
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// Observation returns an Observation, a BatchObserverFunc
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// argument, for an asynchronous integer instrument.
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// This returns an implementation-level object for use by the SDK,
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// users should not refer to this.
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func (f Float64ValueObserver) Observation(v float64) Observation {
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return Observation{
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number: number.NewFloat64Number(v),
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instrument: f.instrument,
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}
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}
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// Observation returns an Observation, a BatchObserverFunc
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// argument, for an asynchronous integer instrument.
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// This returns an implementation-level object for use by the SDK,
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// users should not refer to this.
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func (i Int64SumObserver) Observation(v int64) Observation {
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return Observation{
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number: number.NewInt64Number(v),
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instrument: i.instrument,
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}
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}
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// Observation returns an Observation, a BatchObserverFunc
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// argument, for an asynchronous integer instrument.
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// This returns an implementation-level object for use by the SDK,
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// users should not refer to this.
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func (f Float64SumObserver) Observation(v float64) Observation {
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return Observation{
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number: number.NewFloat64Number(v),
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instrument: f.instrument,
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}
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}
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// Observation returns an Observation, a BatchObserverFunc
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// argument, for an asynchronous integer instrument.
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// This returns an implementation-level object for use by the SDK,
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// users should not refer to this.
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func (i Int64UpDownSumObserver) Observation(v int64) Observation {
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return Observation{
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number: number.NewInt64Number(v),
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instrument: i.instrument,
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}
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}
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// Observation returns an Observation, a BatchObserverFunc
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// argument, for an asynchronous integer instrument.
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// This returns an implementation-level object for use by the SDK,
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// users should not refer to this.
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func (f Float64UpDownSumObserver) Observation(v float64) Observation {
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return Observation{
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number: number.NewFloat64Number(v),
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instrument: f.instrument,
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}
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}
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// Measurement is used for reporting a synchronous batch of metric
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// values. Instances of this type should be created by synchronous
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// instruments (e.g., Int64Counter.Measurement()).
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type Measurement struct {
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// number needs to be aligned for 64-bit atomic operations.
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number number.Number
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instrument SyncImpl
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}
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// syncInstrument contains a SyncImpl.
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type syncInstrument struct {
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instrument SyncImpl
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}
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// syncBoundInstrument contains a BoundSyncImpl.
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type syncBoundInstrument struct {
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boundInstrument BoundSyncImpl
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}
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// asyncInstrument contains a AsyncImpl.
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type asyncInstrument struct {
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instrument AsyncImpl
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}
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// SyncImpl returns the instrument that created this measurement.
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// This returns an implementation-level object for use by the SDK,
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// users should not refer to this.
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func (m Measurement) SyncImpl() SyncImpl {
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return m.instrument
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}
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// Number returns a number recorded in this measurement.
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func (m Measurement) Number() number.Number {
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return m.number
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}
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// AsyncImpl returns the instrument that created this observation.
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// This returns an implementation-level object for use by the SDK,
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// users should not refer to this.
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func (m Observation) AsyncImpl() AsyncImpl {
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return m.instrument
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}
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// Number returns a number recorded in this observation.
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func (m Observation) Number() number.Number {
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return m.number
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}
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// AsyncImpl implements AsyncImpl.
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func (a asyncInstrument) AsyncImpl() AsyncImpl {
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return a.instrument
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}
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// SyncImpl returns the implementation object for synchronous instruments.
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func (s syncInstrument) SyncImpl() SyncImpl {
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return s.instrument
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}
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func (s syncInstrument) bind(labels []label.KeyValue) syncBoundInstrument {
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return newSyncBoundInstrument(s.instrument.Bind(labels))
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}
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func (s syncInstrument) float64Measurement(value float64) Measurement {
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return newMeasurement(s.instrument, number.NewFloat64Number(value))
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}
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func (s syncInstrument) int64Measurement(value int64) Measurement {
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return newMeasurement(s.instrument, number.NewInt64Number(value))
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}
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func (s syncInstrument) directRecord(ctx context.Context, number number.Number, labels []label.KeyValue) {
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s.instrument.RecordOne(ctx, number, labels)
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}
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func (h syncBoundInstrument) directRecord(ctx context.Context, number number.Number) {
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h.boundInstrument.RecordOne(ctx, number)
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}
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// Unbind calls SyncImpl.Unbind.
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func (h syncBoundInstrument) Unbind() {
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h.boundInstrument.Unbind()
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}
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// checkNewAsync receives an AsyncImpl and potential
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// error, and returns the same types, checking for and ensuring that
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// the returned interface is not nil.
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func checkNewAsync(instrument AsyncImpl, err error) (asyncInstrument, error) {
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if instrument == nil {
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if err == nil {
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err = ErrSDKReturnedNilImpl
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}
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instrument = NoopAsync{}
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}
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return asyncInstrument{
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instrument: instrument,
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}, err
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}
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// checkNewSync receives an SyncImpl and potential
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// error, and returns the same types, checking for and ensuring that
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// the returned interface is not nil.
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func checkNewSync(instrument SyncImpl, err error) (syncInstrument, error) {
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if instrument == nil {
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if err == nil {
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err = ErrSDKReturnedNilImpl
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}
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// Note: an alternate behavior would be to synthesize a new name
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// or group all duplicately-named instruments of a certain type
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// together and use a tag for the original name, e.g.,
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// name = 'invalid.counter.int64'
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// label = 'original-name=duplicate-counter-name'
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instrument = NoopSync{}
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}
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return syncInstrument{
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instrument: instrument,
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}, err
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}
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func newSyncBoundInstrument(boundInstrument BoundSyncImpl) syncBoundInstrument {
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return syncBoundInstrument{
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boundInstrument: boundInstrument,
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}
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}
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func newMeasurement(instrument SyncImpl, number number.Number) Measurement {
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return Measurement{
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instrument: instrument,
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number: number,
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}
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}
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// wrapInt64CounterInstrument converts a SyncImpl into Int64Counter.
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func wrapInt64CounterInstrument(syncInst SyncImpl, err error) (Int64Counter, error) {
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common, err := checkNewSync(syncInst, err)
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return Int64Counter{syncInstrument: common}, err
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}
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|
|
|
// wrapFloat64CounterInstrument converts a SyncImpl into Float64Counter.
|
|
func wrapFloat64CounterInstrument(syncInst SyncImpl, err error) (Float64Counter, error) {
|
|
common, err := checkNewSync(syncInst, err)
|
|
return Float64Counter{syncInstrument: common}, err
|
|
}
|
|
|
|
// wrapInt64UpDownCounterInstrument converts a SyncImpl into Int64UpDownCounter.
|
|
func wrapInt64UpDownCounterInstrument(syncInst SyncImpl, err error) (Int64UpDownCounter, error) {
|
|
common, err := checkNewSync(syncInst, err)
|
|
return Int64UpDownCounter{syncInstrument: common}, err
|
|
}
|
|
|
|
// wrapFloat64UpDownCounterInstrument converts a SyncImpl into Float64UpDownCounter.
|
|
func wrapFloat64UpDownCounterInstrument(syncInst SyncImpl, err error) (Float64UpDownCounter, error) {
|
|
common, err := checkNewSync(syncInst, err)
|
|
return Float64UpDownCounter{syncInstrument: common}, err
|
|
}
|
|
|
|
// wrapInt64ValueRecorderInstrument converts a SyncImpl into Int64ValueRecorder.
|
|
func wrapInt64ValueRecorderInstrument(syncInst SyncImpl, err error) (Int64ValueRecorder, error) {
|
|
common, err := checkNewSync(syncInst, err)
|
|
return Int64ValueRecorder{syncInstrument: common}, err
|
|
}
|
|
|
|
// wrapFloat64ValueRecorderInstrument converts a SyncImpl into Float64ValueRecorder.
|
|
func wrapFloat64ValueRecorderInstrument(syncInst SyncImpl, err error) (Float64ValueRecorder, error) {
|
|
common, err := checkNewSync(syncInst, err)
|
|
return Float64ValueRecorder{syncInstrument: common}, err
|
|
}
|
|
|
|
// Float64Counter is a metric that accumulates float64 values.
|
|
type Float64Counter struct {
|
|
syncInstrument
|
|
}
|
|
|
|
// Int64Counter is a metric that accumulates int64 values.
|
|
type Int64Counter struct {
|
|
syncInstrument
|
|
}
|
|
|
|
// BoundFloat64Counter is a bound instrument for Float64Counter.
|
|
//
|
|
// It inherits the Unbind function from syncBoundInstrument.
|
|
type BoundFloat64Counter struct {
|
|
syncBoundInstrument
|
|
}
|
|
|
|
// BoundInt64Counter is a boundInstrument for Int64Counter.
|
|
//
|
|
// It inherits the Unbind function from syncBoundInstrument.
|
|
type BoundInt64Counter struct {
|
|
syncBoundInstrument
|
|
}
|
|
|
|
// Bind creates a bound instrument for this counter. The labels are
|
|
// associated with values recorded via subsequent calls to Record.
|
|
func (c Float64Counter) Bind(labels ...label.KeyValue) (h BoundFloat64Counter) {
|
|
h.syncBoundInstrument = c.bind(labels)
|
|
return
|
|
}
|
|
|
|
// Bind creates a bound instrument for this counter. The labels are
|
|
// associated with values recorded via subsequent calls to Record.
|
|
func (c Int64Counter) Bind(labels ...label.KeyValue) (h BoundInt64Counter) {
|
|
h.syncBoundInstrument = c.bind(labels)
|
|
return
|
|
}
|
|
|
|
// Measurement creates a Measurement object to use with batch
|
|
// recording.
|
|
func (c Float64Counter) Measurement(value float64) Measurement {
|
|
return c.float64Measurement(value)
|
|
}
|
|
|
|
// Measurement creates a Measurement object to use with batch
|
|
// recording.
|
|
func (c Int64Counter) Measurement(value int64) Measurement {
|
|
return c.int64Measurement(value)
|
|
}
|
|
|
|
// Add adds the value to the counter's sum. The labels should contain
|
|
// the keys and values to be associated with this value.
|
|
func (c Float64Counter) Add(ctx context.Context, value float64, labels ...label.KeyValue) {
|
|
c.directRecord(ctx, number.NewFloat64Number(value), labels)
|
|
}
|
|
|
|
// Add adds the value to the counter's sum. The labels should contain
|
|
// the keys and values to be associated with this value.
|
|
func (c Int64Counter) Add(ctx context.Context, value int64, labels ...label.KeyValue) {
|
|
c.directRecord(ctx, number.NewInt64Number(value), labels)
|
|
}
|
|
|
|
// Add adds the value to the counter's sum using the labels
|
|
// previously bound to this counter via Bind()
|
|
func (b BoundFloat64Counter) Add(ctx context.Context, value float64) {
|
|
b.directRecord(ctx, number.NewFloat64Number(value))
|
|
}
|
|
|
|
// Add adds the value to the counter's sum using the labels
|
|
// previously bound to this counter via Bind()
|
|
func (b BoundInt64Counter) Add(ctx context.Context, value int64) {
|
|
b.directRecord(ctx, number.NewInt64Number(value))
|
|
}
|
|
|
|
// Float64UpDownCounter is a metric instrument that sums floating
|
|
// point values.
|
|
type Float64UpDownCounter struct {
|
|
syncInstrument
|
|
}
|
|
|
|
// Int64UpDownCounter is a metric instrument that sums integer values.
|
|
type Int64UpDownCounter struct {
|
|
syncInstrument
|
|
}
|
|
|
|
// BoundFloat64UpDownCounter is a bound instrument for Float64UpDownCounter.
|
|
//
|
|
// It inherits the Unbind function from syncBoundInstrument.
|
|
type BoundFloat64UpDownCounter struct {
|
|
syncBoundInstrument
|
|
}
|
|
|
|
// BoundInt64UpDownCounter is a boundInstrument for Int64UpDownCounter.
|
|
//
|
|
// It inherits the Unbind function from syncBoundInstrument.
|
|
type BoundInt64UpDownCounter struct {
|
|
syncBoundInstrument
|
|
}
|
|
|
|
// Bind creates a bound instrument for this counter. The labels are
|
|
// associated with values recorded via subsequent calls to Record.
|
|
func (c Float64UpDownCounter) Bind(labels ...label.KeyValue) (h BoundFloat64UpDownCounter) {
|
|
h.syncBoundInstrument = c.bind(labels)
|
|
return
|
|
}
|
|
|
|
// Bind creates a bound instrument for this counter. The labels are
|
|
// associated with values recorded via subsequent calls to Record.
|
|
func (c Int64UpDownCounter) Bind(labels ...label.KeyValue) (h BoundInt64UpDownCounter) {
|
|
h.syncBoundInstrument = c.bind(labels)
|
|
return
|
|
}
|
|
|
|
// Measurement creates a Measurement object to use with batch
|
|
// recording.
|
|
func (c Float64UpDownCounter) Measurement(value float64) Measurement {
|
|
return c.float64Measurement(value)
|
|
}
|
|
|
|
// Measurement creates a Measurement object to use with batch
|
|
// recording.
|
|
func (c Int64UpDownCounter) Measurement(value int64) Measurement {
|
|
return c.int64Measurement(value)
|
|
}
|
|
|
|
// Add adds the value to the counter's sum. The labels should contain
|
|
// the keys and values to be associated with this value.
|
|
func (c Float64UpDownCounter) Add(ctx context.Context, value float64, labels ...label.KeyValue) {
|
|
c.directRecord(ctx, number.NewFloat64Number(value), labels)
|
|
}
|
|
|
|
// Add adds the value to the counter's sum. The labels should contain
|
|
// the keys and values to be associated with this value.
|
|
func (c Int64UpDownCounter) Add(ctx context.Context, value int64, labels ...label.KeyValue) {
|
|
c.directRecord(ctx, number.NewInt64Number(value), labels)
|
|
}
|
|
|
|
// Add adds the value to the counter's sum using the labels
|
|
// previously bound to this counter via Bind()
|
|
func (b BoundFloat64UpDownCounter) Add(ctx context.Context, value float64) {
|
|
b.directRecord(ctx, number.NewFloat64Number(value))
|
|
}
|
|
|
|
// Add adds the value to the counter's sum using the labels
|
|
// previously bound to this counter via Bind()
|
|
func (b BoundInt64UpDownCounter) Add(ctx context.Context, value int64) {
|
|
b.directRecord(ctx, number.NewInt64Number(value))
|
|
}
|
|
|
|
// Float64ValueRecorder is a metric that records float64 values.
|
|
type Float64ValueRecorder struct {
|
|
syncInstrument
|
|
}
|
|
|
|
// Int64ValueRecorder is a metric that records int64 values.
|
|
type Int64ValueRecorder struct {
|
|
syncInstrument
|
|
}
|
|
|
|
// BoundFloat64ValueRecorder is a bound instrument for Float64ValueRecorder.
|
|
//
|
|
// It inherits the Unbind function from syncBoundInstrument.
|
|
type BoundFloat64ValueRecorder struct {
|
|
syncBoundInstrument
|
|
}
|
|
|
|
// BoundInt64ValueRecorder is a bound instrument for Int64ValueRecorder.
|
|
//
|
|
// It inherits the Unbind function from syncBoundInstrument.
|
|
type BoundInt64ValueRecorder struct {
|
|
syncBoundInstrument
|
|
}
|
|
|
|
// Bind creates a bound instrument for this ValueRecorder. The labels are
|
|
// associated with values recorded via subsequent calls to Record.
|
|
func (c Float64ValueRecorder) Bind(labels ...label.KeyValue) (h BoundFloat64ValueRecorder) {
|
|
h.syncBoundInstrument = c.bind(labels)
|
|
return
|
|
}
|
|
|
|
// Bind creates a bound instrument for this ValueRecorder. The labels are
|
|
// associated with values recorded via subsequent calls to Record.
|
|
func (c Int64ValueRecorder) Bind(labels ...label.KeyValue) (h BoundInt64ValueRecorder) {
|
|
h.syncBoundInstrument = c.bind(labels)
|
|
return
|
|
}
|
|
|
|
// Measurement creates a Measurement object to use with batch
|
|
// recording.
|
|
func (c Float64ValueRecorder) Measurement(value float64) Measurement {
|
|
return c.float64Measurement(value)
|
|
}
|
|
|
|
// Measurement creates a Measurement object to use with batch
|
|
// recording.
|
|
func (c Int64ValueRecorder) Measurement(value int64) Measurement {
|
|
return c.int64Measurement(value)
|
|
}
|
|
|
|
// Record adds a new value to the list of ValueRecorder's records. The
|
|
// labels should contain the keys and values to be associated with
|
|
// this value.
|
|
func (c Float64ValueRecorder) Record(ctx context.Context, value float64, labels ...label.KeyValue) {
|
|
c.directRecord(ctx, number.NewFloat64Number(value), labels)
|
|
}
|
|
|
|
// Record adds a new value to the ValueRecorder's distribution. The
|
|
// labels should contain the keys and values to be associated with
|
|
// this value.
|
|
func (c Int64ValueRecorder) Record(ctx context.Context, value int64, labels ...label.KeyValue) {
|
|
c.directRecord(ctx, number.NewInt64Number(value), labels)
|
|
}
|
|
|
|
// Record adds a new value to the ValueRecorder's distribution using the labels
|
|
// previously bound to the ValueRecorder via Bind().
|
|
func (b BoundFloat64ValueRecorder) Record(ctx context.Context, value float64) {
|
|
b.directRecord(ctx, number.NewFloat64Number(value))
|
|
}
|
|
|
|
// Record adds a new value to the ValueRecorder's distribution using the labels
|
|
// previously bound to the ValueRecorder via Bind().
|
|
func (b BoundInt64ValueRecorder) Record(ctx context.Context, value int64) {
|
|
b.directRecord(ctx, number.NewInt64Number(value))
|
|
}
|