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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/sampler_options.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/sampler_options.go')
-rw-r--r-- | vendor/github.com/uber/jaeger-client-go/sampler_options.go | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/vendor/github.com/uber/jaeger-client-go/sampler_options.go b/vendor/github.com/uber/jaeger-client-go/sampler_options.go new file mode 100644 index 000000000..75d28a561 --- /dev/null +++ b/vendor/github.com/uber/jaeger-client-go/sampler_options.go @@ -0,0 +1,81 @@ +// Copyright (c) 2017 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 ( + "time" +) + +// SamplerOption is a function that sets some option on the sampler +type SamplerOption func(options *samplerOptions) + +// SamplerOptions is a factory for all available SamplerOption's +var SamplerOptions samplerOptions + +type samplerOptions struct { + metrics *Metrics + maxOperations int + sampler Sampler + logger Logger + samplingServerURL string + samplingRefreshInterval time.Duration +} + +// Metrics creates a SamplerOption that initializes Metrics on the sampler, +// which is used to emit statistics. +func (samplerOptions) Metrics(m *Metrics) SamplerOption { + return func(o *samplerOptions) { + o.metrics = m + } +} + +// MaxOperations creates a SamplerOption that sets the maximum number of +// operations the sampler will keep track of. +func (samplerOptions) MaxOperations(maxOperations int) SamplerOption { + return func(o *samplerOptions) { + o.maxOperations = maxOperations + } +} + +// InitialSampler creates a SamplerOption that sets the initial sampler +// to use before a remote sampler is created and used. +func (samplerOptions) InitialSampler(sampler Sampler) SamplerOption { + return func(o *samplerOptions) { + o.sampler = sampler + } +} + +// Logger creates a SamplerOption that sets the logger used by the sampler. +func (samplerOptions) Logger(logger Logger) SamplerOption { + return func(o *samplerOptions) { + o.logger = logger + } +} + +// SamplingServerURL creates a SamplerOption that sets the sampling server url +// of the local agent that contains the sampling strategies. +func (samplerOptions) SamplingServerURL(samplingServerURL string) SamplerOption { + return func(o *samplerOptions) { + o.samplingServerURL = samplingServerURL + } +} + +// SamplingRefreshInterval creates a SamplerOption that sets how often the +// sampler will poll local agent for the appropriate sampling strategy. +func (samplerOptions) SamplingRefreshInterval(samplingRefreshInterval time.Duration) SamplerOption { + return func(o *samplerOptions) { + o.samplingRefreshInterval = samplingRefreshInterval + } +} |