query

package

v1.1.2 Latest Latest Go to latest Published: Apr 22, 2019 License: Apache-2.0 Imports: 14 Imported by: 0

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Valid go.mod file
Redistributable license
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Stable version
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Repository

github.com/cloudfoundry/metric-store-release

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Documentation ¶

Index ¶

func ParseDuration(param string) (time.Duration, error)
func ParseStep(param string) (time.Duration, error)
func ParseTime(param string) (time.Time, error)
type DataReader
type Engine
- func NewEngine(m Metrics, opts ...EngineOption) *Engine
type EngineOption
- func WithLogger(l *log.Logger) EngineOption
- func WithQueryTimeout(queryTimeout time.Duration) EngineOption
type MetricStoreQuerier
type Metrics

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func ParseDuration ¶

func ParseDuration(param string) (time.Duration, error)

func ParseStep ¶

func ParseStep(param string) (time.Duration, error)

func ParseTime ¶

func ParseTime(param string) (time.Time, error)

Types ¶

type DataReader ¶

type DataReader interface {
	Read(context.Context, *storage.SelectParams, ...*labels.Matcher) (storage.SeriesSet, error)
	Labels(context.Context, *rpc.PromQL_LabelsQueryRequest) (*rpc.PromQL_LabelsQueryResult, error)
	LabelValues(context.Context, *rpc.PromQL_LabelValuesQueryRequest) (*rpc.PromQL_LabelValuesQueryResult, error)
}

type Engine ¶

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

func NewEngine ¶

func NewEngine(m Metrics, opts ...EngineOption) *Engine

func (*Engine) InstantQuery ¶

func (q *Engine) InstantQuery(ctx context.Context, req *rpc.PromQL_InstantQueryRequest, dataReader DataReader) (*rpc.PromQL_InstantQueryResult, error)

func (*Engine) RangeQuery ¶

func (q *Engine) RangeQuery(ctx context.Context, req *rpc.PromQL_RangeQueryRequest, dataReader DataReader) (*rpc.PromQL_RangeQueryResult, error)

func (*Engine) SeriesQuery ¶

func (q *Engine) SeriesQuery(ctx context.Context, req *rpc.PromQL_SeriesQueryRequest, dataReader DataReader) (*rpc.PromQL_SeriesQueryResult, error)

type EngineOption ¶

type EngineOption func(*Engine)

func WithLogger ¶

func WithLogger(l *log.Logger) EngineOption

func WithQueryTimeout ¶

func WithQueryTimeout(queryTimeout time.Duration) EngineOption

type MetricStoreQuerier ¶

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

func (*MetricStoreQuerier) Close ¶

func (querier *MetricStoreQuerier) Close() error

func (*MetricStoreQuerier) LabelValues ¶

func (querier *MetricStoreQuerier) LabelValues(name string) ([]string, error)

func (*MetricStoreQuerier) Select ¶

func (querier *MetricStoreQuerier) Select(params *storage.SelectParams, labelMatchers ...*labels.Matcher) (storage.SeriesSet, error)

type Metrics ¶

type Metrics interface {
	NewCounter(name string) func(delta uint64)
	NewGauge(name, unit string) func(value float64)
}

Source Files ¶

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