memory

Documentation

Index

• func AddFlags(flagSet *flag.FlagSet)
• type Factory
  • func NewFactory() *Factory
  • func (f *Factory) AddFlags(flagSet *flag.FlagSet)
  • func (f *Factory) CreateDependencyReader() (dependencystore.Reader, error)
  • func (f *Factory) CreateLock() (distributedlock.Lock, error)
  • func (f *Factory) CreateSamplingStore(maxBuckets int) (samplingstore.Store, error)
  • func (f *Factory) CreateSpanReader() (spanstore.Reader, error)
  • func (f *Factory) CreateSpanWriter() (spanstore.Writer, error)
  • func (f *Factory) InitFromOptions(opts Options)
  • func (f *Factory) InitFromViper(v *viper.Viper, logger *zap.Logger)
  • func (f *Factory) Initialize(metricsFactory metrics.Factory, logger *zap.Logger) error
• type Options
  • func (opt *Options) InitFromViper(v *viper.Viper)
• type SamplingStore
  • func NewSamplingStore(maxBuckets int) *SamplingStore
  • func (ss *SamplingStore) GetLatestProbabilities() (model.ServiceOperationProbabilities, error)
  • func (ss *SamplingStore) GetThroughput(start, end time.Time) ([]*model.Throughput, error)
  • func (ss *SamplingStore) InsertProbabilitiesAndQPS(hostname string, probabilities model.ServiceOperationProbabilities, ...) error
  • func (ss *SamplingStore) InsertThroughput(throughput []*model.Throughput) error
• type Store
  • func NewStore() *Store
  • func WithConfiguration(configuration config.Configuration) *Store
  • func (m *Store) FindTraceIDs(ctx context.Context, query *spanstore.TraceQueryParameters) ([]model.TraceID, error)
  • func (st *Store) FindTraces(ctx context.Context, query *spanstore.TraceQueryParameters) ([]*model.Trace, error)
  • func (st *Store) GetDependencies(ctx context.Context, endTs time.Time, lookback time.Duration) ([]model.DependencyLink, error)
  • func (st *Store) GetOperations(ctx context.Context, query spanstore.OperationQueryParameters) ([]spanstore.Operation, error)
  • func (st *Store) GetServices(ctx context.Context) ([]string, error)
  • func (st *Store) GetTrace(ctx context.Context, traceID model.TraceID) (*model.Trace, error)
  • func (st *Store) WriteSpan(ctx context.Context, span *model.Span) error
• type Tenant

Functions

func AddFlags

func AddFlags(flagSet *flag.FlagSet)

AddFlags from this storage to the CLI

Types

type Factory

type Factory struct {
	// contains filtered or unexported fields
}

Factory implements storage.Factory and creates storage components backed by memory store.

func NewFactory

func NewFactory() *Factory

NewFactory creates a new Factory.

func (*Factory) AddFlags

func (f *Factory) AddFlags(flagSet *flag.FlagSet)

AddFlags implements plugin.Configurable

func (*Factory) CreateDependencyReader

func (f *Factory) CreateDependencyReader() (dependencystore.Reader, error)

CreateDependencyReader implements storage.Factory

func (*Factory) CreateLock

func (f *Factory) CreateLock() (distributedlock.Lock, error)

CreateLock implements storage.SamplingStoreFactory

func (*Factory) CreateSamplingStore

func (f *Factory) CreateSamplingStore(maxBuckets int) (samplingstore.Store, error)

CreateSamplingStore implements storage.SamplingStoreFactory

func (*Factory) CreateSpanReader

func (f *Factory) CreateSpanReader() (spanstore.Reader, error)

CreateSpanReader implements storage.Factory

func (*Factory) CreateSpanWriter

func (f *Factory) CreateSpanWriter() (spanstore.Writer, error)

CreateSpanWriter implements storage.Factory

func (*Factory) InitFromOptions

func (f *Factory) InitFromOptions(opts Options)

InitFromOptions initializes factory from the supplied options

func (*Factory) InitFromViper

func (f *Factory) InitFromViper(v *viper.Viper, logger *zap.Logger)

InitFromViper implements plugin.Configurable

func (*Factory) Initialize

func (f *Factory) Initialize(metricsFactory metrics.Factory, logger *zap.Logger) error

Initialize implements storage.Factory

type Options

type Options struct {
	Configuration config.Configuration `mapstructure:",squash"`
}

Options stores the configuration entries for this storage

func (*Options) InitFromViper

func (opt *Options) InitFromViper(v *viper.Viper)

InitFromViper initializes the options struct with values from Viper

type SamplingStore

type SamplingStore struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

SamplingStore is an in-memory store for sampling data

func NewSamplingStore

func NewSamplingStore(maxBuckets int) *SamplingStore

NewSamplingStore creates an in-memory sampling store.

func (*SamplingStore) GetLatestProbabilities

func (ss *SamplingStore) GetLatestProbabilities() (model.ServiceOperationProbabilities, error)

GetLatestProbabilities implements samplingstore.Store#GetLatestProbabilities.

func (*SamplingStore) GetThroughput

func (ss *SamplingStore) GetThroughput(start, end time.Time) ([]*model.Throughput, error)

GetThroughput implements samplingstore.Store#GetThroughput.

func (*SamplingStore) InsertProbabilitiesAndQPS

func (ss *SamplingStore) InsertProbabilitiesAndQPS(
	hostname string,
	probabilities model.ServiceOperationProbabilities,
	qps model.ServiceOperationQPS,
) error

InsertProbabilitiesAndQPS implements samplingstore.Store#InsertProbabilitiesAndQPS.

func (*SamplingStore) InsertThroughput

func (ss *SamplingStore) InsertThroughput(throughput []*model.Throughput) error

InsertThroughput implements samplingstore.Store#InsertThroughput.

type Store

type Store struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

Store is an in-memory store of traces

func NewStore

func NewStore() *Store

NewStore creates an unbounded in-memory store

func WithConfiguration

func WithConfiguration(configuration config.Configuration) *Store

WithConfiguration creates a new in memory storage based on the given configuration

func (*Store) FindTraceIDs

func (m *Store) FindTraceIDs(ctx context.Context, query *spanstore.TraceQueryParameters) ([]model.TraceID, error)

FindTraceIDs is not implemented.

func (*Store) FindTraces

func (st *Store) FindTraces(ctx context.Context, query *spanstore.TraceQueryParameters) ([]*model.Trace, error)

FindTraces returns all traces in the query parameters are satisfied by a trace's span

func (*Store) GetDependencies

func (st *Store) GetDependencies(ctx context.Context, endTs time.Time, lookback time.Duration) ([]model.DependencyLink, error)

GetDependencies returns dependencies between services

func (*Store) GetOperations

func (st *Store) GetOperations(
	ctx context.Context,
	query spanstore.OperationQueryParameters,
) ([]spanstore.Operation, error)

GetOperations returns the operations of a given service

func (*Store) GetServices

func (st *Store) GetServices(ctx context.Context) ([]string, error)

GetServices returns a list of all known services

func (*Store) GetTrace

func (st *Store) GetTrace(ctx context.Context, traceID model.TraceID) (*model.Trace, error)

GetTrace gets a trace

func (*Store) WriteSpan

func (st *Store) WriteSpan(ctx context.Context, span *model.Span) error

WriteSpan writes the given span

type Tenant

type Tenant struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

Tenant is an in-memory store of traces for a single tenant