latency

package
v0.4.7 Latest Latest
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 Go to latest Published: Mar 24, 2025 License: Apache-2.0 Imports: 16 Imported by: 0

Documentation

Overview

Package latency tracks the global network connectivity statistics.

Index

Constants

View Source 
const (
	StateNameLatency = "network-latency"

	StateKeyLatencyData         = "data"
	StateKeyLatencyEncoding     = "encoding"
	StateKeyLatencyEncodingJSON = "json"
)
View Source 
const (
	// 1 second
	MinGlobalMillisecondThreshold = 1000
	// 7 seconds by default to reach any of the DERP servers.
	DefaultGlobalMillisecondThreshold = 7000
)

Variables

This section is empty.

Functions

func New 

func New(ctx context.Context, cfg Config) components.Component

Types

type Config 

type Config struct {
	Query query_config.Config `json:"query"`

	// GlobalMillisecondThreshold is the global threshold in milliseconds for the DERP latency.
	// If all DERP latencies are greater than this threshold, the component will be marked as failed.
	// If at least one DERP latency is less than this threshold, the component will be marked as healthy.
	GlobalMillisecondThreshold int64 `json:"global_millisecond_threshold"`
}

func ParseConfig 

func ParseConfig(b any, dbRW *sql.DB, dbRO *sql.DB) (*Config, error)

func (Config) Validate 

func (cfg Config) Validate() error

type Output 

type Output struct {
	// EgressLatencies is the list of egress latencies to global edge servers.
	EgressLatencies latency.Latencies `json:"egress_latencies"`
}

func (*Output) JSON 

func (o *Output) JSON() ([]byte, error)

func (*Output) States 

func (o *Output) States(cfg Config) ([]components.State, error)

Source Files

View all Source files

Directories

Path Synopsis
Package id represents the network latency ID.
 Package id represents the network latency ID.
Package metrics implements the network latency metrics collection and reporting.
 Package metrics implements the network latency metrics collection and reporting.

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