43 lines
1.2 KiB
Go
43 lines
1.2 KiB
Go
/*
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*
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* Copyright 2024 gRPC 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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*
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*/
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// Package stats provides internal stats related functionality.
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package stats
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import "context"
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// Labels are the labels for metrics.
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type Labels struct {
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// TelemetryLabels are the telemetry labels to record.
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TelemetryLabels map[string]string
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}
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type labelsKey struct{}
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// GetLabels returns the Labels stored in the context, or nil if there is one.
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func GetLabels(ctx context.Context) *Labels {
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labels, _ := ctx.Value(labelsKey{}).(*Labels)
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return labels
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}
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// SetLabels sets the Labels in the context.
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func SetLabels(ctx context.Context, labels *Labels) context.Context {
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// could also append
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return context.WithValue(ctx, labelsKey{}, labels)
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}
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