diff options
Diffstat (limited to 'vendor/github.com/uber/jaeger-client-go/sampler_remote_options.go')
-rw-r--r-- | vendor/github.com/uber/jaeger-client-go/sampler_remote_options.go | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/vendor/github.com/uber/jaeger-client-go/sampler_remote_options.go b/vendor/github.com/uber/jaeger-client-go/sampler_remote_options.go deleted file mode 100644 index e4a6108b7..000000000 --- a/vendor/github.com/uber/jaeger-client-go/sampler_remote_options.go +++ /dev/null @@ -1,162 +0,0 @@ -// 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" - - "github.com/uber/jaeger-client-go/log" -) - -// 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 SamplerOptionsFactory - -// SamplerOptionsFactory is a factory for all available SamplerOption's. -// The type acts as a namespace for factory functions. It is public to -// make the functions discoverable via godoc. Recommended to be used -// via global SamplerOptions variable. -type SamplerOptionsFactory struct{} - -type samplerOptions struct { - metrics *Metrics - sampler SamplerV2 - logger log.DebugLogger - samplingServerURL string - samplingRefreshInterval time.Duration - samplingFetcher SamplingStrategyFetcher - samplingParser SamplingStrategyParser - updaters []SamplerUpdater - posParams PerOperationSamplerParams -} - -// Metrics creates a SamplerOption that initializes Metrics on the sampler, -// which is used to emit statistics. -func (SamplerOptionsFactory) 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 (SamplerOptionsFactory) MaxOperations(maxOperations int) SamplerOption { - return func(o *samplerOptions) { - o.posParams.MaxOperations = maxOperations - } -} - -// OperationNameLateBinding creates a SamplerOption that sets the respective -// field in the PerOperationSamplerParams. -func (SamplerOptionsFactory) OperationNameLateBinding(enable bool) SamplerOption { - return func(o *samplerOptions) { - o.posParams.OperationNameLateBinding = enable - } -} - -// InitialSampler creates a SamplerOption that sets the initial sampler -// to use before a remote sampler is created and used. -func (SamplerOptionsFactory) InitialSampler(sampler Sampler) SamplerOption { - return func(o *samplerOptions) { - o.sampler = samplerV1toV2(sampler) - } -} - -// Logger creates a SamplerOption that sets the logger used by the sampler. -func (SamplerOptionsFactory) Logger(logger Logger) SamplerOption { - return func(o *samplerOptions) { - o.logger = log.DebugLogAdapter(logger) - } -} - -// SamplingServerURL creates a SamplerOption that sets the sampling server url -// of the local agent that contains the sampling strategies. -func (SamplerOptionsFactory) 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 (SamplerOptionsFactory) SamplingRefreshInterval(samplingRefreshInterval time.Duration) SamplerOption { - return func(o *samplerOptions) { - o.samplingRefreshInterval = samplingRefreshInterval - } -} - -// SamplingStrategyFetcher creates a SamplerOption that initializes sampling strategy fetcher. -func (SamplerOptionsFactory) SamplingStrategyFetcher(fetcher SamplingStrategyFetcher) SamplerOption { - return func(o *samplerOptions) { - o.samplingFetcher = fetcher - } -} - -// SamplingStrategyParser creates a SamplerOption that initializes sampling strategy parser. -func (SamplerOptionsFactory) SamplingStrategyParser(parser SamplingStrategyParser) SamplerOption { - return func(o *samplerOptions) { - o.samplingParser = parser - } -} - -// Updaters creates a SamplerOption that initializes sampler updaters. -func (SamplerOptionsFactory) Updaters(updaters ...SamplerUpdater) SamplerOption { - return func(o *samplerOptions) { - o.updaters = updaters - } -} - -func (o *samplerOptions) applyOptionsAndDefaults(opts ...SamplerOption) *samplerOptions { - for _, option := range opts { - option(o) - } - if o.sampler == nil { - o.sampler = newProbabilisticSampler(0.001) - } - if o.logger == nil { - o.logger = log.NullLogger - } - if o.samplingServerURL == "" { - o.samplingServerURL = DefaultSamplingServerURL - } - if o.metrics == nil { - o.metrics = NewNullMetrics() - } - if o.samplingRefreshInterval <= 0 { - o.samplingRefreshInterval = defaultSamplingRefreshInterval - } - if o.samplingFetcher == nil { - o.samplingFetcher = &httpSamplingStrategyFetcher{ - serverURL: o.samplingServerURL, - logger: o.logger, - } - } - if o.samplingParser == nil { - o.samplingParser = new(samplingStrategyParser) - } - if o.updaters == nil { - o.updaters = []SamplerUpdater{ - &AdaptiveSamplerUpdater{ - MaxOperations: o.posParams.MaxOperations, - OperationNameLateBinding: o.posParams.OperationNameLateBinding, - }, - new(ProbabilisticSamplerUpdater), - new(RateLimitingSamplerUpdater), - } - } - return o -} |