storage

package
v0.20.0 Latest Latest
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 Go to latest Published: Jun 27, 2022 License: Apache-2.0 Imports: 41 Imported by: 0

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Constants

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Variables

This section is empty.

Functions

This section is empty.

Types

type AppNameGetter added in v0.14.0 

type AppNameGetter interface {
	GetAppNames(ctx context.Context) []string
}

type BadgerDB added in v0.17.0 

type BadgerDB interface {
	Update(func(txn *badger.Txn) error) error
	View(func(txn *badger.Txn) error) error
	NewWriteBatch() *badger.WriteBatch
	MaxBatchCount() int64
}

type BadgerDBWithCache added in v0.17.0 

type BadgerDBWithCache interface {
	BadgerDB
	CacheLayer

	Close()
	Size() bytesize.ByteSize
	CacheSize() uint64

	DBInstance() *badger.DB
	CacheInstance() *cache.Cache
	Name() string
}

type CacheLayer added in v0.17.0 

type CacheLayer interface {
	Put(key string, val interface{})
	Evict(percent float64)
	WriteBack()
	Delete(key string) error
	Discard(key string)
	DiscardPrefix(prefix string) error
	GetOrCreate(key string) (interface{}, error)
	Lookup(key string) (interface{}, bool)
}

type Config added in v0.2.5 

type Config struct {
	NewBadger func(name string, p Prefix, codec cache.Codec) (BadgerDBWithCache, error)
	// contains filtered or unexported fields
}

func NewConfig added in v0.2.5 

func NewConfig(server *config.Server) *Config

NewConfig returns a new storage config from a server config

func (*Config) WithInMemory added in v0.3.0 

func (c *Config) WithInMemory() *Config

WithInMemory makes the storage in-memory.

func (*Config) WithPath added in v0.2.5 

func (c *Config) WithPath(path string) *Config

WithPath sets the storage base path

type DeleteInput added in v0.0.33 

type DeleteInput struct {
	// Key must match exactly one segment.
	Key *segment.Key
}

type GetInput added in v0.0.30 

type GetInput struct {
	StartTime time.Time
	EndTime   time.Time
	Key       *segment.Key
	Query     *flameql.Query
}

type GetLabelKeysByQueryInput added in v0.17.0 

type GetLabelKeysByQueryInput struct {
	StartTime time.Time
	EndTime   time.Time
	Query     string
}

type GetLabelKeysByQueryOutput added in v0.17.0 

type GetLabelKeysByQueryOutput struct {
	Keys []string
}

type GetLabelValuesByQueryInput added in v0.17.0 

type GetLabelValuesByQueryInput struct {
	StartTime time.Time
	EndTime   time.Time
	Label     string
	Query     string
}

type GetLabelValuesByQueryOutput added in v0.17.0 

type GetLabelValuesByQueryOutput struct {
	Values []string
}

type GetOutput added in v0.0.30 

type GetOutput struct {
	Tree            *tree.Tree
	Timeline        *segment.Timeline
	SpyName         string
	SampleRate      uint32
	Count           uint64
	Units           metadata.Units
	AggregationType metadata.AggregationType
	Telemetry       map[string]interface{}
}

type Getter added in v0.14.0 

type Getter interface {
	Get(ctx context.Context, gi *GetInput) (*GetOutput, error)
}

type IngestionQueue added in v0.17.0 

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

func NewIngestionQueue added in v0.17.0 

func NewIngestionQueue(logger logrus.FieldLogger, putter Putter, r prometheus.Registerer, queueWorkers, queueSize int) *IngestionQueue

func (*IngestionQueue) Put added in v0.17.0 

func (s *IngestionQueue) Put(ctx context.Context, input *PutInput) error

func (*IngestionQueue) Stop added in v0.17.0 

func (s *IngestionQueue) Stop()

type LabelValuesGetter added in v0.14.0 

type LabelValuesGetter interface {
	GetValues(ctx context.Context, key string, cb func(v string) bool)
	GetValuesByQuery(ctx context.Context, in GetLabelValuesByQueryInput) (GetLabelValuesByQueryOutput, error)
}

type LabelsGetter added in v0.14.0 

type LabelsGetter interface {
	GetKeys(ctx context.Context, cb func(string) bool)
	GetKeysByQuery(ctx context.Context, in GetLabelKeysByQueryInput) (GetLabelKeysByQueryOutput, error)
}

type MergeProfilesInput added in v0.12.0 

type MergeProfilesInput struct {
	AppName  string
	Profiles []string
}

type MergeProfilesOutput added in v0.12.0 

type MergeProfilesOutput struct {
	Tree *tree.Tree
}

type Merger added in v0.14.0 

type Merger interface {
	MergeProfiles(ctx context.Context, mi MergeProfilesInput) (o MergeProfilesOutput, err error)
}

type MetricsExporter added in v0.2.1 

type MetricsExporter interface {
	// Evaluate evaluates metrics export rules against the input key and creates
	// prometheus counters for new time series, if required. Returned observer can
	// be used to evaluate and observe particular samples.
	//
	// If there are no matching rules, the function returns false.
	Evaluate(*PutInput) (SampleObserver, bool)
}

MetricsExporter exports values of particular stack traces sample from profiling data as a Prometheus metrics.

type Prefix added in v0.17.0 

type Prefix string

func (Prefix) String added in v0.17.0 

func (p Prefix) String() string

type PutInput added in v0.0.30 

type PutInput struct {
	StartTime       time.Time
	EndTime         time.Time
	Key             *segment.Key
	Val             *tree.Tree
	SpyName         string
	SampleRate      uint32
	Units           metadata.Units
	AggregationType metadata.AggregationType
}

type Putter added in v0.14.0 

type Putter interface {
	Put(ctx context.Context, pi *PutInput) error
}

type SampleObserver added in v0.2.1 

type SampleObserver interface {
	// Observe adds v to the matched counters if k satisfies node selector.
	// k is a sample stack trace where frames are delimited by semicolon.
	// v is the sample value.
	Observe(k []byte, v int)
}

type Storage 

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

func New 

func New(c *Config, logger *logrus.Logger, reg prometheus.Registerer, hc *health.Controller) (*Storage, error)

func (*Storage) CacheStats added in v0.0.33 

func (s *Storage) CacheStats() map[string]uint64

func (*Storage) Cleanup added in v0.12.0 

func (s *Storage) Cleanup(ctx context.Context) error

Cleanup removes malformed data from the storage.

func (*Storage) Close 

func (s *Storage) Close() error

func (*Storage) DebugExport added in v0.8.0 

func (s *Storage) DebugExport(w http.ResponseWriter, r *http.Request)

func (*Storage) Delete added in v0.0.33 

func (s *Storage) Delete(_ context.Context, di *DeleteInput) error

func (*Storage) DeleteApp added in v0.3.1 

func (s *Storage) DeleteApp(_ context.Context, appname string) error

DeleteApp fully deletes an app It does so by deleting Segments, Dictionaries, Trees, Dimensions and Labels It's an idempotent call, ie. if the app already does not exist, no error is triggered. TODO cancelation?

func (*Storage) DictsInternals added in v0.16.0 

func (s *Storage) DictsInternals() (*badger.DB, *cache.Cache)

func (*Storage) DimensionsInternals added in v0.16.0 

func (s *Storage) DimensionsInternals() (*badger.DB, *cache.Cache)

func (*Storage) DiskUsage 

func (s *Storage) DiskUsage() map[string]bytesize.ByteSize

func (*Storage) ExemplarsInternals added in v0.20.0 

func (s *Storage) ExemplarsInternals() (*badger.DB, func())

func (*Storage) Get 

func (s *Storage) Get(ctx context.Context, gi *GetInput) (*GetOutput, error)

func (*Storage) GetAppNames added in v0.3.0 

func (s *Storage) GetAppNames(ctx context.Context) []string

GetAppNames returns the list of all app's names

func (*Storage) GetKeys 

func (s *Storage) GetKeys(_ context.Context, cb func(string) bool)

func (*Storage) GetKeysByQuery added in v0.0.38 

func (s *Storage) GetKeysByQuery(_ context.Context, in GetLabelKeysByQueryInput) (GetLabelKeysByQueryOutput, error)

func (*Storage) GetValues 

func (s *Storage) GetValues(_ context.Context, key string, cb func(v string) bool)

func (*Storage) GetValuesByQuery added in v0.0.38 

func (s *Storage) GetValuesByQuery(_ context.Context, in GetLabelValuesByQueryInput) (GetLabelValuesByQueryOutput, error)

func (*Storage) InstallID 

func (s *Storage) InstallID() string

func (*Storage) JWT added in v0.0.38 

func (s *Storage) JWT() (string, error)

func (*Storage) LoadAnalytics added in v0.8.0 

func (s *Storage) LoadAnalytics(a interface{}) error

func (*Storage) MainInternals added in v0.16.0 

func (s *Storage) MainInternals() (*badger.DB, *cache.Cache)

func (*Storage) MergeProfiles added in v0.12.0 

func (s *Storage) MergeProfiles(ctx context.Context, mi MergeProfilesInput) (o MergeProfilesOutput, err error)

func (*Storage) Put 

func (s *Storage) Put(ctx context.Context, pi *PutInput) error

func (*Storage) SaveAnalytics added in v0.8.0 

func (s *Storage) SaveAnalytics(a interface{}) error

func (*Storage) SegmentsInternals added in v0.16.0 

func (s *Storage) SegmentsInternals() (*badger.DB, *cache.Cache)

func (*Storage) TreesInternals added in v0.16.0 

func (s *Storage) TreesInternals() (*badger.DB, *cache.Cache)

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