solomon

package
v0.0.0-rc2 Latest Latest
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 Go to latest Published: Sep 19, 2024 License: Apache-2.0 Imports: 22 Imported by: 0

Documentation

Index

Constants

View Source 
const HeaderSize = 24

Variables

This section is empty.

Functions

func NewSpackEncoder 

func NewSpackEncoder(ctx context.Context, compression CompressionType, metrics *Metrics, opts ...SpackOpts) *spackEncoder

func Rated 

func Rated(s interface{})

Rated marks given Solomon metric or vector as rated. Example: 

cnt := r.Counter("mycounter")
Rated(cnt)

cntvec := r.CounterVec("mycounter", []string{"mytag"})
Rated(cntvec)

For additional info: https://m.yandex-team.ru/docs/concepts/data-model#rate

func WithTags 

func WithTags(tags map[string]string) func(*MetricsOpts)

func WithTimestamp 

func WithTimestamp(t time.Time) func(*MetricsOpts)

func WithUseNameTag 

func WithUseNameTag() func(*MetricsOpts)

func WithVersion12 

func WithVersion12() func(*spackEncoder)

Types

type CompressionType 

type CompressionType uint8
const (
	CompressionNone CompressionType = 0x0
	CompressionZlib CompressionType = 0x1
	CompressionZstd CompressionType = 0x2
	CompressionLz4  CompressionType = 0x3
)

type Counter 

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

Counter tracks monotonically increasing value.

func (*Counter) Add 

func (c *Counter) Add(delta int64)

Add adds delta to the counter. Delta must be >=0.

func (*Counter) Inc 

func (c *Counter) Inc()

Inc increments counter by 1.

func (*Counter) MarshalJSON 

func (c *Counter) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (*Counter) Name 

func (c *Counter) Name() string

func (*Counter) Snapshot 

func (c *Counter) Snapshot() Metric

Snapshot returns independent copy on metric.

type CounterVec 

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

CounterVec stores counters and implements metrics.CounterVec interface.

func (*CounterVec) Reset 

func (v *CounterVec) Reset()

Reset deletes all metrics in this vector.

func (*CounterVec) With 

func (v *CounterVec) With(tags map[string]string) metrics.Counter

With creates new or returns existing counter with given tags from vector. It will panic if tags keys set is not equal to vector labels.

type DurationHistogramVec 

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

DurationHistogramVec stores duration histograms and implements metrics.TimerVec interface.

func (*DurationHistogramVec) Reset 

func (v *DurationHistogramVec) Reset()

Reset deletes all metrics in this vector.

func (*DurationHistogramVec) With 

func (v *DurationHistogramVec) With(tags map[string]string) metrics.Timer

With creates new or returns existing duration histogram with given tags from vector. It will panic if tags keys set is not equal to vector labels.

type FuncCounter 

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

FuncCounter tracks int64 value returned by function.

func (*FuncCounter) Function 

func (c *FuncCounter) Function() func() int64

func (*FuncCounter) MarshalJSON 

func (c *FuncCounter) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (*FuncCounter) Name 

func (c *FuncCounter) Name() string

func (*FuncCounter) Snapshot 

func (c *FuncCounter) Snapshot() Metric

Snapshot returns independent copy on metric.

type FuncGauge 

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

FuncGauge tracks float64 value returned by function.

func (*FuncGauge) Function 

func (g *FuncGauge) Function() func() float64

func (*FuncGauge) MarshalJSON 

func (g *FuncGauge) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (*FuncGauge) Name 

func (g *FuncGauge) Name() string

func (*FuncGauge) Snapshot 

func (g *FuncGauge) Snapshot() Metric

Snapshot returns independent copy on metric.

type FuncIntGauge 

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

FuncIntGauge tracks int64 value returned by function.

func (*FuncIntGauge) Function 

func (g *FuncIntGauge) Function() func() int64

func (*FuncIntGauge) MarshalJSON 

func (g *FuncIntGauge) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (*FuncIntGauge) Name 

func (g *FuncIntGauge) Name() string

func (*FuncIntGauge) Snapshot 

func (g *FuncIntGauge) Snapshot() Metric

Snapshot returns independent copy on metric.

type Gauge 

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

Gauge tracks single float64 value.

func NewGauge 

func NewGauge(name string, value float64, opts ...MetricOpt) Gauge

func (*Gauge) Add 

func (g *Gauge) Add(value float64)

func (*Gauge) MarshalJSON 

func (g *Gauge) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (*Gauge) Name 

func (g *Gauge) Name() string

func (*Gauge) Set 

func (g *Gauge) Set(value float64)

func (*Gauge) Snapshot 

func (g *Gauge) Snapshot() Metric

Snapshot returns independent copy of metric.

type GaugeVec 

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

GaugeVec stores gauges and implements metrics.GaugeVec interface.

func (*GaugeVec) Reset 

func (v *GaugeVec) Reset()

Reset deletes all metrics in this vector.

func (*GaugeVec) With 

func (v *GaugeVec) With(tags map[string]string) metrics.Gauge

With creates new or returns existing gauge with given tags from vector. It will panic if tags keys set is not equal to vector labels.

type Histogram 

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

func (*Histogram) InitBucketValues 

func (h *Histogram) InitBucketValues(bucketValues []int64)

InitBucketValues cleans internal bucketValues and saves new values in order. Length of internal bucketValues stays unchanged. If length of slice in argument bucketValues more than length of internal one, the first extra element of bucketValues is stored in infValue.

func (*Histogram) MarshalJSON 

func (h *Histogram) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (*Histogram) Name 

func (h *Histogram) Name() string

func (*Histogram) RecordDuration 

func (h *Histogram) RecordDuration(value time.Duration)

func (*Histogram) RecordValue 

func (h *Histogram) RecordValue(value float64)

func (*Histogram) Reset 

func (h *Histogram) Reset()

func (*Histogram) Snapshot 

func (h *Histogram) Snapshot() Metric

Snapshot returns independent copy on metric.

type HistogramVec 

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

HistogramVec stores histograms and implements metrics.HistogramVec interface.

func (*HistogramVec) Reset 

func (v *HistogramVec) Reset()

Reset deletes all metrics in this vector.

func (*HistogramVec) With 

func (v *HistogramVec) With(tags map[string]string) metrics.Histogram

With creates new or returns existing histogram with given tags from vector. It will panic if tags keys set is not equal to vector labels.

type IntGauge 

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

IntGauge tracks single int64 value.

func NewIntGauge 

func NewIntGauge(name string, value int64, opts ...MetricOpt) IntGauge

func (*IntGauge) Add 

func (g *IntGauge) Add(value int64)

func (*IntGauge) MarshalJSON 

func (g *IntGauge) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (*IntGauge) Name 

func (g *IntGauge) Name() string

func (*IntGauge) Set 

func (g *IntGauge) Set(value int64)

func (*IntGauge) Snapshot 

func (g *IntGauge) Snapshot() Metric

Snapshot returns independent copy of metric.

type IntGaugeVec 

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

IntGaugeVec stores gauges and implements metrics.IntGaugeVec interface.

func (*IntGaugeVec) Reset 

func (v *IntGaugeVec) Reset()

Reset deletes all metrics in this vector.

func (*IntGaugeVec) With 

func (v *IntGaugeVec) With(tags map[string]string) metrics.IntGauge

With creates new or returns existing gauge with given tags from vector. It will panic if tags keys set is not equal to vector labels.

type Metric 

type Metric interface {
	json.Marshaler

	Name() string

	Snapshot() Metric
	// contains filtered or unexported methods
}

Metric is an any abstract solomon Metric.

type MetricOpt 

type MetricOpt func(*MetricsOpts)

type Metrics 

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

func NewMetrics 

func NewMetrics(metrics []Metric) Metrics

func NewMetricsWithTimestamp 

func NewMetricsWithTimestamp(metrics []Metric, ts time.Time) Metrics

func PrometheusMetrics 

func PrometheusMetrics(metrics []*dto.MetricFamily) (*Metrics, error)

PrometheusMetrics converts Prometheus metrics to Solomon metrics.

func (Metrics) Len 

func (s Metrics) Len() int

func (Metrics) List 

func (s Metrics) List() []Metric

List return list of metrics

func (Metrics) MarshalBinary 

func (s Metrics) MarshalBinary() ([]byte, error)

MarshalBinary implements encoding.BinaryMarshaler.

func (Metrics) MarshalJSON 

func (s Metrics) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (Metrics) SplitToChunks 

func (s Metrics) SplitToChunks(maxChunkSize int) []Metrics

SplitToChunks splits Metrics into a slice of chunks, each at most maxChunkSize long. The length of returned slice is always at least one. Zero maxChunkSize denotes unlimited chunk length.

type MetricsOpts 

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

type Registry 

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

func NewRegistry 

func NewRegistry(opts *RegistryOpts) *Registry

func (Registry) ComposeName 

func (r Registry) ComposeName(parts ...string) string

ComposeName builds FQ name with appropriate separator.

func (Registry) Counter 

func (r Registry) Counter(name string) metrics.Counter

func (*Registry) CounterVec 

func (r *Registry) CounterVec(name string, labels []string) metrics.CounterVec

CounterVec creates a new counters vector with given metric name and partitioned by the given label names.

func (Registry) DurationHistogram 

func (r Registry) DurationHistogram(name string, buckets metrics.DurationBuckets) metrics.Timer

func (*Registry) DurationHistogramVec 

func (r *Registry) DurationHistogramVec(name string, buckets metrics.DurationBuckets, labels []string) metrics.TimerVec

DurationHistogramVec creates a new duration histograms vector with given metric name and buckets and partitioned by the given label names.

func (Registry) FuncCounter 

func (r Registry) FuncCounter(name string, function func() int64) metrics.FuncCounter

func (Registry) FuncGauge 

func (r Registry) FuncGauge(name string, function func() float64) metrics.FuncGauge

func (Registry) FuncIntGauge 

func (r Registry) FuncIntGauge(name string, function func() int64) metrics.FuncIntGauge

func (Registry) Gather 

func (r Registry) Gather() (*Metrics, error)

Gather collects all metrics data via snapshots.

func (Registry) Gauge 

func (r Registry) Gauge(name string) metrics.Gauge

func (*Registry) GaugeVec 

func (r *Registry) GaugeVec(name string, labels []string) metrics.GaugeVec

GaugeVec creates a new gauges vector with given metric name and partitioned by the given label names.

func (Registry) Histogram 

func (r Registry) Histogram(name string, buckets metrics.Buckets) metrics.Histogram

func (*Registry) HistogramVec 

func (r *Registry) HistogramVec(name string, buckets metrics.Buckets, labels []string) metrics.HistogramVec

HistogramVec creates a new histograms vector with given metric name and buckets and partitioned by the given label names.

func (Registry) IntGauge 

func (r Registry) IntGauge(name string) metrics.IntGauge

func (*Registry) IntGaugeVec 

func (r *Registry) IntGaugeVec(name string, labels []string) metrics.IntGaugeVec

IntGaugeVec creates a new gauges vector with given metric name and partitioned by the given label names.

func (Registry) Rated 

func (r Registry) Rated(rated bool) metrics.Registry

Rated returns copy of registry with rated set to desired value.

func (Registry) RemoveMetric 

func (r Registry) RemoveMetric(name string)

func (*Registry) Stream 

func (r *Registry) Stream(ctx context.Context, w io.Writer) (written int, err error)

func (*Registry) StreamJSON 

func (r *Registry) StreamJSON(ctx context.Context, w io.Writer) (written int, err error)

func (*Registry) StreamSpack 

func (r *Registry) StreamSpack(ctx context.Context, w io.Writer, compression CompressionType) (int, error)

func (Registry) Timer 

func (r Registry) Timer(name string) metrics.Timer

func (*Registry) TimerVec 

func (r *Registry) TimerVec(name string, labels []string) metrics.TimerVec

TimerVec creates a new timers vector with given metric name and partitioned by the given label names.

func (Registry) WithPrefix 

func (r Registry) WithPrefix(prefix string) metrics.Registry

WithPrefix creates new sub-scope, where each metric has prefix added to it name.

func (Registry) WithTags 

func (r Registry) WithTags(tags map[string]string) metrics.Registry

WithTags creates new sub-scope, where each metric has tags attached to it.

type RegistryOpts 

type RegistryOpts struct {
	Separator    rune
	Prefix       string
	Tags         map[string]string
	Rated        bool
	UseNameTag   bool
	Collectors   []func(metrics.Registry)
	StreamFormat StreamFormat
}

func NewRegistryOpts 

func NewRegistryOpts() *RegistryOpts

NewRegistryOpts returns new initialized instance of RegistryOpts

func (*RegistryOpts) AddCollectors 

func (o *RegistryOpts) AddCollectors(
	ctx context.Context, c metrics.CollectPolicy, collectors ...collect.Func,
) *RegistryOpts

AddCollectors adds collectors that handle their metrics automatically (e.g. system metrics).

func (*RegistryOpts) AddTags 

func (o *RegistryOpts) AddTags(tags map[string]string) *RegistryOpts

AddTags merges given tags with existing

func (*RegistryOpts) AppendPrefix 

func (o *RegistryOpts) AppendPrefix(prefix string) *RegistryOpts

AppendPrefix adds given prefix as postfix to existing using separator

func (*RegistryOpts) SetPrefix 

func (o *RegistryOpts) SetPrefix(prefix string) *RegistryOpts

SetPrefix overrides existing prefix

func (*RegistryOpts) SetRated 

func (o *RegistryOpts) SetRated(rated bool) *RegistryOpts

SetRated overrides existing rated flag

func (*RegistryOpts) SetSeparator 

func (o *RegistryOpts) SetSeparator(separator rune) *RegistryOpts

SetSeparator overrides existing separator

func (*RegistryOpts) SetStreamFormat 

func (o *RegistryOpts) SetStreamFormat(format StreamFormat) *RegistryOpts

SetStreamFormat sets default sensors stream format

func (*RegistryOpts) SetTags 

func (o *RegistryOpts) SetTags(tags map[string]string) *RegistryOpts

SetTags overrides existing tags

func (*RegistryOpts) SetUseNameTag 

func (o *RegistryOpts) SetUseNameTag(useNameTag bool) *RegistryOpts

SetUseNameTag overrides current UseNameTag opt

type SpackOpts 

type SpackOpts func(*spackEncoder)

type StreamFormat 

type StreamFormat string
const (
	StreamSpack StreamFormat = "spack"
	StreamJSON  StreamFormat = "json"
)

type Timer 

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

Timer measures gauge duration.

func (*Timer) MarshalJSON 

func (t *Timer) MarshalJSON() ([]byte, error)

MarshalJSON implements json.Marshaler.

func (*Timer) Name 

func (t *Timer) Name() string

func (*Timer) RecordDuration 

func (t *Timer) RecordDuration(value time.Duration)

func (*Timer) Snapshot 

func (t *Timer) Snapshot() Metric

Snapshot returns independent copy on metric.

type TimerVec 

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

TimerVec stores timers and implements metrics.TimerVec interface.

func (*TimerVec) Reset 

func (v *TimerVec) Reset()

Reset deletes all metrics in this vector.

func (*TimerVec) With 

func (v *TimerVec) With(tags map[string]string) metrics.Timer

With creates new or returns existing timer with given tags from vector. It will panic if tags keys set is not equal to vector labels.

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