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39 lines
2.5 KiB
Go
39 lines
2.5 KiB
Go
// Copyright 2025 The Prometheus Authors
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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 otlptranslator
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const (
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// ExemplarTraceIDKey is the key used to store the trace ID in Prometheus
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// exemplars:
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// https://github.com/open-telemetry/opentelemetry-specification/blob/e6eccba97ebaffbbfad6d4358408a2cead0ec2df/specification/compatibility/prometheus_and_openmetrics.md#exemplars
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ExemplarTraceIDKey = "trace_id"
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// ExemplarSpanIDKey is the key used to store the Span ID in Prometheus
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// exemplars:
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// https://github.com/open-telemetry/opentelemetry-specification/blob/e6eccba97ebaffbbfad6d4358408a2cead0ec2df/specification/compatibility/prometheus_and_openmetrics.md#exemplars
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ExemplarSpanIDKey = "span_id"
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// ScopeNameLabelKey is the name of the label key used to identify the name
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// of the OpenTelemetry scope which produced the metric:
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// https://github.com/open-telemetry/opentelemetry-specification/blob/e6eccba97ebaffbbfad6d4358408a2cead0ec2df/specification/compatibility/prometheus_and_openmetrics.md#instrumentation-scope
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ScopeNameLabelKey = "otel_scope_name"
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// ScopeVersionLabelKey is the name of the label key used to identify the
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// version of the OpenTelemetry scope which produced the metric:
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// https://github.com/open-telemetry/opentelemetry-specification/blob/e6eccba97ebaffbbfad6d4358408a2cead0ec2df/specification/compatibility/prometheus_and_openmetrics.md#instrumentation-scope
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ScopeVersionLabelKey = "otel_scope_version"
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// TargetInfoMetricName is the name of the metric used to preserve resource
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// attributes in Prometheus format:
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// https://github.com/open-telemetry/opentelemetry-specification/blob/e6eccba97ebaffbbfad6d4358408a2cead0ec2df/specification/compatibility/prometheus_and_openmetrics.md#resource-attributes-1
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// It originates from OpenMetrics:
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// https://github.com/OpenObservability/OpenMetrics/blob/1386544931307dff279688f332890c31b6c5de36/specification/OpenMetrics.md#supporting-target-metadata-in-both-push-based-and-pull-based-systems
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TargetInfoMetricName = "target_info"
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)
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