config

package
v0.8.7 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Jan 9, 2019 License: Apache-2.0 Imports: 8 Imported by: 28

Documentation

Index

Constants

View Source 
const (
	V3ioConfigEnvironmentVariable = "V3IO_TSDB_CONFIG"
	DefaultConfigurationFileName  = "v3io-tsdb-config.yaml"
	SchemaConfigFileName          = ".schema"

	DefaultShardingBucketsCount   = 8
	DefaultStorageClass           = "local"
	DefaultIngestionRate          = ""
	DefaultAggregates             = "" // no aggregates by default
	DefaultAggregationGranularity = "1h"
	DefaultLayerRetentionTime     = "1y"
	DefaultSampleRetentionTime    = 0
	DefaultLogLevel               = "info"
	DefaultVerboseLevel           = "debug"

	// KV attribute names
	MaxTimeAttrName     = "_maxtime"
	LabelSetAttrName    = "_lset"
	EncodingAttrName    = "_enc"
	OutOfOrderAttrName  = "_ooo"
	MetricNameAttrName  = "_name"
	ObjectNameAttrName  = "__name"
	ChunkAttrPrefix     = "_v"
	AggregateAttrPrefix = "_v_"

	PrometheusMetricNameAttribute = "__name__"

	NamesDirectory = "names"
)

Variables

View Source 
var (
	BuildMetadta = &BuildInfo{
		BuildTime:    buildTime,
		Os:           osys,
		Architecture: architecture,
		Version:      version,
		CommitHash:   commitHash,
		Branch:       branch,
	}
)

Functions

func Error added in v0.0.12 

func Error() error

Types

type BuildInfo added in v0.8.3 

type BuildInfo struct {
	BuildTime    string `json:"buildTime,omitempty"`
	Os           string `json:"os,omitempty"`
	Architecture string `json:"architecture,omitempty"`
	Version      string `json:"version,omitempty"`
	CommitHash   string `json:"commitHash,omitempty"`
	Branch       string `json:"branch,omitempty"`
}

func (*BuildInfo) String added in v0.8.3 

func (bi *BuildInfo) String() string

type MetricConfig 

type MetricConfig struct {
	Rollups       string `json:"rollups,omitempty"`
	RollupMin     int    `json:"rollupMin,omitempty"`
	DelRawSamples bool   `json:"delRawSamples,omitempty"`
	// Dimensions to pre aggregate (vertical aggregation)
	PreAggragate []string `json:"preAggragate,omitempty"`
}

type MetricsReporterConfig added in v0.0.12 

type MetricsReporterConfig struct {
	// Report on shutdown (Boolean)
	ReportOnShutdown bool `json:"reportOnShutdown,omitempty"`
	// Output destination - "stdout" or "stderr"
	Output string `json:"output"`
	// Report periodically (Boolean)
	ReportPeriodically bool `json:"reportPeriodically,omitempty"`
	// Interval between consequence reports (in seconds)
	RepotInterval int `json:"reportInterval"`
}

type Partition added in v0.0.3 

type Partition struct {
	StartTime  int64           `json:"startTime"`
	SchemaInfo PartitionSchema `json:"schemaInfo"`
}

type PartitionSchema added in v0.0.3 

type PartitionSchema struct {
	Version                int      `json:"version"`
	Aggregates             []string `json:"aggregates"`
	AggregationGranularity string   `json:"aggregationGranularity"`
	StorageClass           string   `json:"storageClass"`
	SampleRetention        int      `json:"sampleRetention"`
	PartitionerInterval    string   `json:"partitionerInterval"`
	ChunckerInterval       string   `json:"chunckerInterval"`
}

type PreAggregate added in v0.8.5 

type PreAggregate struct {
	Labels      []string `json:"labels"`
	Granularity string   `json:"granularity"`
	Aggregates  []string `json:"aggregates"`
}

type Rollup added in v0.0.3 

type Rollup struct {
	Aggregates             []string `json:"aggregates"`
	AggregationGranularity string   `json:"aggregationGranularity"`
	// Storage class for the aggregates and sample chunks - "cloud" | "local"
	StorageClass string `json:"storageClass"`
	// [FUTURE] Sample retention period, in hours. 0 means no need to save samples.
	SampleRetention int `json:"sampleRetention"`
	// Layer retention time, in months ('m'), days ('d'), or hours ('h').
	// Format: "[0-9]+[hmd]". For example: "3h", "7d", "1m"
	LayerRetentionTime string         `json:"layerRetentionTime"`
	PreAggregates      []PreAggregate `json:"preAggregates"`
}

type Schema added in v0.0.3 

type Schema struct {
	TableSchemaInfo     TableSchema     `json:"tableSchemaInfo"`
	PartitionSchemaInfo PartitionSchema `json:"partitionSchemaInfo"`
	Partitions          []*Partition    `json:"partitions"`
	Fields              []SchemaField   `json:"fields"`
}

type SchemaField added in v0.0.3 

type SchemaField struct {
	Name     string `json:"name"`
	Type     string `json:"type"`
	Nullable bool   `json:"nullable"`
	Items    string `json:"items,omitempty"`
}

type TableSchema added in v0.0.3 

type TableSchema struct {
	Version              int      `json:"version"`
	RollupLayers         []Rollup `json:"rollupLayers"`
	ShardingBucketsCount int      `json:"shardingBucketsCount"`
	PartitionerInterval  string   `json:"partitionerInterval"`
	ChunckerInterval     string   `json:"chunckerInterval"`
}

type V3ioConfig 

type V3ioConfig struct {
	// V3IO TSDB connection information - web-gateway service endpoint,
	// TSDB data container, relative TSDB table path within the container, and
	// authentication credentials for the web-gateway service
	WebApiEndpoint string `json:"webApiEndpoint"`
	Container      string `json:"container"`
	TablePath      string `json:"tablePath"`
	Username       string `json:"username,omitempty"`
	Password       string `json:"password,omitempty"`
	AccessKey      string `json:"accessKey,omitempty"`

	HttpTimeout string `json:"httpTimeout,omitempty"`

	// Disabled = true disables the V3IO TSDB configuration in Prometheus and
	// enables the internal Prometheus TSDB instead
	Disabled bool `json:"disabled,omitempty"`
	// Log level - "debug" | "info" | "warn" | "error"
	LogLevel string `json:"logLevel,omitempty"`
	// Number of parallel V3IO worker routines
	Workers int `json:"workers"`
	// Number of parallel V3IO worker routines for queries;
	// default = the minimum value between 8 and Workers
	QryWorkers int `json:"qryWorkers"`
	// Max uncommitted (delayed) samples allowed per metric
	MaxBehind int `json:"maxBehind"`
	// Override last chunk; by default, an append from the last point is attempted upon restart
	OverrideOld bool `json:"overrideOld"`
	// Default timeout duration, in seconds; default = 3,600 seconds (1 hour)
	DefaultTimeoutInSeconds int `json:"timeout,omitempty"`
	// Size of the samples batch to use during ingestion
	BatchSize int `json:"batchSize,omitempty"`
	// Maximum sample size, in bytes (for the worst compression scenario)
	MaximumSampleSize int `json:"maximumSampleSize,omitempty"`
	// Maximum size of a partition object
	MaximumPartitionSize int `json:"maximumPartitionSize,omitempty"`
	// Minimum chunk size, in bytes (for the best compression scenario)
	MinimumChunkSize int `json:"minimumChunkSize,omitempty"`
	// Maximum chunk size, in bytes (for the worst compression scenario)
	MaximumChunkSize int `json:"maximumChunkSize,omitempty"`
	// Number of sharding buckets
	ShardingBucketsCount int `json:"shardingBucketsCount,omitempty"`
	// Metrics-reporter configuration
	MetricsReporter MetricsReporterConfig `json:"performance,omitempty"`
	// Don't aggregate from raw chunks, for use when working as a Prometheus
	// TSDB library
	DisableClientAggr bool `json:"disableClientAggr,omitempty"`
	// Build Info
	BuildInfo *BuildInfo `json:"buildInfo,omitempty"`
}

func GetOrDefaultConfig added in v0.0.12 

func GetOrDefaultConfig() (*V3ioConfig, error)

func GetOrLoadFromData added in v0.0.12 

func GetOrLoadFromData(data []byte) (*V3ioConfig, error)

func GetOrLoadFromFile added in v0.0.12 

func GetOrLoadFromFile(path string) (*V3ioConfig, error)

func GetOrLoadFromStruct added in v0.0.12 

func GetOrLoadFromStruct(cfg *V3ioConfig) (*V3ioConfig, error)

Update the defaults when using a configuration structure

func WithDefaults added in v0.8.2 

func WithDefaults(cfg *V3ioConfig) *V3ioConfig

Update the defaults when using an existing configuration structure (custom configuration)

func (*V3ioConfig) Merge added in v0.8.2 

func (currentCfg *V3ioConfig) Merge(newCfg *V3ioConfig) (*V3ioConfig, error)

Create new configuration structure instance based on given instance. All matching attributes within result structure will be overwritten with values of newCfg

Source Files

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