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author | Anton Evangelatov <anton.evangelatov@gmail.com> | 2018-07-13 23:40:28 +0800 |
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committer | Balint Gabor <balint.g@gmail.com> | 2018-07-13 23:40:28 +0800 |
commit | 7c9314f231a7ddffbbbc5fec16c65519a0121eeb (patch) | |
tree | dbc4021b66ee8968ad747036741fac7e1b972a39 /vendor/github.com/uber/jaeger-client-go/metrics.go | |
parent | f7d3678c28c4b92e45a458e4785bd0f1cdc20e34 (diff) | |
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swarm: integrate OpenTracing; propagate ctx to internal APIs (#17169)
* swarm: propagate ctx, enable opentracing
* swarm/tracing: log error when tracing is misconfigured
Diffstat (limited to 'vendor/github.com/uber/jaeger-client-go/metrics.go')
-rw-r--r-- | vendor/github.com/uber/jaeger-client-go/metrics.go | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/vendor/github.com/uber/jaeger-client-go/metrics.go b/vendor/github.com/uber/jaeger-client-go/metrics.go new file mode 100644 index 000000000..cadb2b9c0 --- /dev/null +++ b/vendor/github.com/uber/jaeger-client-go/metrics.go @@ -0,0 +1,107 @@ +// Copyright (c) 2017-2018 Uber Technologies, Inc. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package jaeger + +import ( + "github.com/uber/jaeger-lib/metrics" +) + +// Metrics is a container of all stats emitted by Jaeger tracer. +type Metrics struct { + // Number of traces started by this tracer as sampled + TracesStartedSampled metrics.Counter `metric:"traces" tags:"state=started,sampled=y"` + + // Number of traces started by this tracer as not sampled + TracesStartedNotSampled metrics.Counter `metric:"traces" tags:"state=started,sampled=n"` + + // Number of externally started sampled traces this tracer joined + TracesJoinedSampled metrics.Counter `metric:"traces" tags:"state=joined,sampled=y"` + + // Number of externally started not-sampled traces this tracer joined + TracesJoinedNotSampled metrics.Counter `metric:"traces" tags:"state=joined,sampled=n"` + + // Number of sampled spans started by this tracer + SpansStartedSampled metrics.Counter `metric:"started_spans" tags:"sampled=y"` + + // Number of unsampled spans started by this tracer + SpansStartedNotSampled metrics.Counter `metric:"started_spans" tags:"sampled=n"` + + // Number of spans finished by this tracer + SpansFinished metrics.Counter `metric:"finished_spans"` + + // Number of errors decoding tracing context + DecodingErrors metrics.Counter `metric:"span_context_decoding_errors"` + + // Number of spans successfully reported + ReporterSuccess metrics.Counter `metric:"reporter_spans" tags:"result=ok"` + + // Number of spans not reported due to a Sender failure + ReporterFailure metrics.Counter `metric:"reporter_spans" tags:"result=err"` + + // Number of spans dropped due to internal queue overflow + ReporterDropped metrics.Counter `metric:"reporter_spans" tags:"result=dropped"` + + // Current number of spans in the reporter queue + ReporterQueueLength metrics.Gauge `metric:"reporter_queue_length"` + + // Number of times the Sampler succeeded to retrieve sampling strategy + SamplerRetrieved metrics.Counter `metric:"sampler_queries" tags:"result=ok"` + + // Number of times the Sampler failed to retrieve sampling strategy + SamplerQueryFailure metrics.Counter `metric:"sampler_queries" tags:"result=err"` + + // Number of times the Sampler succeeded to retrieve and update sampling strategy + SamplerUpdated metrics.Counter `metric:"sampler_updates" tags:"result=ok"` + + // Number of times the Sampler failed to update sampling strategy + SamplerUpdateFailure metrics.Counter `metric:"sampler_updates" tags:"result=err"` + + // Number of times baggage was successfully written or updated on spans. + BaggageUpdateSuccess metrics.Counter `metric:"baggage_updates" tags:"result=ok"` + + // Number of times baggage failed to write or update on spans. + BaggageUpdateFailure metrics.Counter `metric:"baggage_updates" tags:"result=err"` + + // Number of times baggage was truncated as per baggage restrictions. + BaggageTruncate metrics.Counter `metric:"baggage_truncations"` + + // Number of times baggage restrictions were successfully updated. + BaggageRestrictionsUpdateSuccess metrics.Counter `metric:"baggage_restrictions_updates" tags:"result=ok"` + + // Number of times baggage restrictions failed to update. + BaggageRestrictionsUpdateFailure metrics.Counter `metric:"baggage_restrictions_updates" tags:"result=err"` + + // Number of times debug spans were throttled. + ThrottledDebugSpans metrics.Counter `metric:"throttled_debug_spans"` + + // Number of times throttler successfully updated. + ThrottlerUpdateSuccess metrics.Counter `metric:"throttler_updates" tags:"result=ok"` + + // Number of times throttler failed to update. + ThrottlerUpdateFailure metrics.Counter `metric:"throttler_updates" tags:"result=err"` +} + +// NewMetrics creates a new Metrics struct and initializes it. +func NewMetrics(factory metrics.Factory, globalTags map[string]string) *Metrics { + m := &Metrics{} + // TODO the namespace "jaeger" should be configurable (e.g. in all-in-one "jaeger-client" would make more sense) + metrics.Init(m, factory.Namespace("jaeger", nil), globalTags) + return m +} + +// NewNullMetrics creates a new Metrics struct that won't report any metrics. +func NewNullMetrics() *Metrics { + return NewMetrics(metrics.NullFactory, nil) +} |