43 lines
1.3 KiB
Go
43 lines
1.3 KiB
Go
// Copyright (c) 2013, Matt T. Proud
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// All rights reserved.
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//
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// Use of this source code is governed by a BSD-style license that can be found
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// in the LICENSE file.
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package registry
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var (
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// NilLabels is a nil set of labels merely for end-user convenience.
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NilLabels map[string]string = nil
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// The default http.Handler for exposing telemetric data over a web services
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// interface.
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DefaultHandler = DefaultRegistry.Handler()
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// This is the default registry with which Metric objects are associated. It
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// is primarily a read-only object after server instantiation.
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DefaultRegistry = NewRegistry()
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)
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const (
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// A prefix to be used to namespace instrumentation flags from others.
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FlagNamespace = "telemetry."
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// The format of the exported data. This will match this library's version,
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// which subscribes to the Semantic Versioning scheme.
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APIVersion = "0.0.1"
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// When reporting telemetric data over the HTTP web services interface, a web
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// services interface shall include this header along with APIVersion as its
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// value.
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ProtocolVersionHeader = "X-Prometheus-API-Version"
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// The customary web services endpoint on which telemetric data is exposed.
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ExpositionResource = "/metrics.json"
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baseLabelsKey = "baseLabels"
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docstringKey = "docstring"
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metricKey = "metric"
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nameLabel = "name"
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)
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