config

package
v2.6.2 Latest Latest
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 Go to latest Published: Aug 12, 2022 License: AGPL-3.0 Imports: 17 Imported by: 0

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Index

Constants

View Source 
const (
	StorageTypeAWS            = "aws"
	StorageTypeAWSDynamo      = "aws-dynamo"
	StorageTypeAzure          = "azure"
	StorageTypeBOS            = "bos"
	StorageTypeBoltDB         = "boltdb"
	StorageTypeCassandra      = "cassandra"
	StorageTypeInMemory       = "inmemory"
	StorageTypeBigTable       = "bigtable"
	StorageTypeBigTableHashed = "bigtable-hashed"
	StorageTypeFileSystem     = "filesystem"
	StorageTypeGCP            = "gcp"
	StorageTypeGCPColumnKey   = "gcp-columnkey"
	StorageTypeGCS            = "gcs"
	StorageTypeGrpc           = "grpc-store"
	StorageTypeLocal          = "local"
	StorageTypeS3             = "s3"
	StorageTypeSwift          = "swift"
	// BoltDBShipperType holds the index type for using boltdb with shipper which keeps flushing them to a shared storage
	BoltDBShipperType = "boltdb-shipper"
	TSDBType          = "tsdb"

	// ObjectStorageIndexRequiredPeriod defines the required index period for object storage based index stores like boltdb-shipper and tsdb
	ObjectStorageIndexRequiredPeriod = 24 * time.Hour
)

Variables

This section is empty.

Functions

func ActivePeriodConfig 

func ActivePeriodConfig(configs []PeriodConfig) int

ActivePeriodConfig returns index of active PeriodicConfig which would be applicable to logs that would be pushed starting now. Note: Another PeriodicConfig might be applicable for future logs which can change index type.

func UsingBoltdbShipper 

func UsingBoltdbShipper(configs []PeriodConfig) bool

UsingBoltdbShipper checks whether current or the next index type is boltdb-shipper, returns true if yes.

func UsingObjectStorageIndex 

func UsingObjectStorageIndex(configs []PeriodConfig) bool

func UsingTSDB 

func UsingTSDB(configs []PeriodConfig) bool

Types

type ActiveTableProvisionConfig 

type ActiveTableProvisionConfig struct {
	ProvisionedThroughputOnDemandMode bool  `yaml:"enable_ondemand_throughput_mode"`
	ProvisionedWriteThroughput        int64 `yaml:"provisioned_write_throughput"`
	ProvisionedReadThroughput         int64 `yaml:"provisioned_read_throughput"`

	WriteScale AutoScalingConfig `yaml:"write_scale"`
	ReadScale  AutoScalingConfig `yaml:"read_scale"`
}

func (ActiveTableProvisionConfig) BuildTableDesc 

func (cfg ActiveTableProvisionConfig) BuildTableDesc(tableName string, tags Tags) TableDesc

func (*ActiveTableProvisionConfig) RegisterFlags 

func (cfg *ActiveTableProvisionConfig) RegisterFlags(argPrefix string, f *flag.FlagSet)

RegisterFlags adds the flags required to config this to the given FlagSet. Make sure defaults are set in the respective fields before calling RegisterFlags.

type AutoScalingConfig 

type AutoScalingConfig struct {
	Enabled     bool    `yaml:"enabled"`
	RoleARN     string  `yaml:"role_arn"`
	MinCapacity int64   `yaml:"min_capacity"`
	MaxCapacity int64   `yaml:"max_capacity"`
	OutCooldown int64   `yaml:"out_cooldown"`
	InCooldown  int64   `yaml:"in_cooldown"`
	TargetValue float64 `yaml:"target"`
}

AutoScalingConfig for DynamoDB tables.

func (*AutoScalingConfig) RegisterFlags 

func (cfg *AutoScalingConfig) RegisterFlags(argPrefix string, f *flag.FlagSet)

RegisterFlags adds the flags required to config this to the given FlagSet.

type ChunkStoreConfig 

type ChunkStoreConfig struct {
	ChunkCacheConfig       cache.Config `yaml:"chunk_cache_config"`
	WriteDedupeCacheConfig cache.Config `yaml:"write_dedupe_cache_config"`

	CacheLookupsOlderThan model.Duration `yaml:"cache_lookups_older_than"`

	// When DisableIndexDeduplication is true and chunk is already there in cache, only index would be written to the store and not chunk.
	DisableIndexDeduplication bool `yaml:"-"`

	// Limits query start time to be greater than now() - MaxLookBackPeriod, if set.
	// Will be deprecated in the next major release.
	MaxLookBackPeriod model.Duration `yaml:"max_look_back_period"`
	// contains filtered or unexported fields
}

func (*ChunkStoreConfig) ChunkCacheStubs 

func (cfg *ChunkStoreConfig) ChunkCacheStubs() bool

func (*ChunkStoreConfig) RegisterFlags 

func (cfg *ChunkStoreConfig) RegisterFlags(f *flag.FlagSet)

RegisterFlags adds the flags required to configure this flag set.

func (*ChunkStoreConfig) Validate 

func (cfg *ChunkStoreConfig) Validate(logger log.Logger) error

type DayTime 

type DayTime struct {
	model.Time
}

DayTime is a model.Time what holds day-aligned values, and marshals to/from YAML in YYYY-MM-DD format.

func (DayTime) MarshalYAML 

func (d DayTime) MarshalYAML() (interface{}, error)

MarshalYAML implements yaml.Marshaller.

func (*DayTime) String 

func (d *DayTime) String() string

func (*DayTime) UnmarshalYAML 

func (d *DayTime) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements yaml.Unmarshaller.

type InactiveTableProvisionConfig 

type InactiveTableProvisionConfig struct {
	InactiveThroughputOnDemandMode bool  `yaml:"enable_inactive_throughput_on_demand_mode"`
	InactiveWriteThroughput        int64 `yaml:"inactive_write_throughput"`
	InactiveReadThroughput         int64 `yaml:"inactive_read_throughput"`

	InactiveWriteScale AutoScalingConfig `yaml:"inactive_write_scale"`
	InactiveReadScale  AutoScalingConfig `yaml:"inactive_read_scale"`

	InactiveWriteScaleLastN int64 `yaml:"inactive_write_scale_lastn"`
	InactiveReadScaleLastN  int64 `yaml:"inactive_read_scale_lastn"`
}

func (InactiveTableProvisionConfig) BuildTableDesc 

func (cfg InactiveTableProvisionConfig) BuildTableDesc(tableName string, tags Tags, disableAutoscale bool) TableDesc

func (*InactiveTableProvisionConfig) RegisterFlags 

func (cfg *InactiveTableProvisionConfig) RegisterFlags(argPrefix string, f *flag.FlagSet)

RegisterFlags adds the flags required to config this to the given FlagSet.

type PeriodConfig 

type PeriodConfig struct {
	From        DayTime             `yaml:"from"`         // used when working with config
	IndexType   string              `yaml:"store"`        // type of index client to use.
	ObjectType  string              `yaml:"object_store"` // type of object client to use; if omitted, defaults to store.
	Schema      string              `yaml:"schema"`
	IndexTables PeriodicTableConfig `yaml:"index"`
	ChunkTables PeriodicTableConfig `yaml:"chunks"`
	RowShards   uint32              `yaml:"row_shards"`
	// contains filtered or unexported fields
}

PeriodConfig defines the schema and tables to use for a period of time

func (*PeriodConfig) GetIndexTableNumberRange 

func (cfg *PeriodConfig) GetIndexTableNumberRange(schemaEndDate DayTime) TableRange

GetIndexTableNumberRange returns the table number range calculated based on the configured schema start date, index table period and the given schemaEndDate

func (*PeriodConfig) UnmarshalYAML 

func (cfg *PeriodConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements yaml.Unmarshaller.

func (*PeriodConfig) VersionAsInt 

func (cfg *PeriodConfig) VersionAsInt() (int, error)

type PeriodicTableConfig 

type PeriodicTableConfig struct {
	Prefix string
	Period time.Duration
	Tags   Tags
}

PeriodicTableConfig is configuration for a set of time-sharded tables.

func (PeriodicTableConfig) MarshalYAML 

func (cfg PeriodicTableConfig) MarshalYAML() (interface{}, error)

MarshalYAML implements the yaml.Marshaler interface.

func (*PeriodicTableConfig) PeriodicTables 

func (cfg *PeriodicTableConfig) PeriodicTables(from, through model.Time, pCfg ProvisionConfig, beginGrace, endGrace time.Duration, retention time.Duration) []TableDesc

func (*PeriodicTableConfig) TableFor 

func (cfg *PeriodicTableConfig) TableFor(t model.Time) string

TableFor calculates the table shard for a given point in time.

func (*PeriodicTableConfig) UnmarshalYAML 

func (cfg *PeriodicTableConfig) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

type ProvisionConfig 

type ProvisionConfig struct {
	ActiveTableProvisionConfig   `yaml:",inline"`
	InactiveTableProvisionConfig `yaml:",inline"`
}

ProvisionConfig holds config for provisioning capacity for index and chunk tables (on DynamoDB for now)

func (*ProvisionConfig) RegisterFlags 

func (cfg *ProvisionConfig) RegisterFlags(argPrefix string, f *flag.FlagSet)

RegisterFlags adds the flags required to config this to the given FlagSet.

type SchemaConfig 

type SchemaConfig struct {
	Configs []PeriodConfig `yaml:"configs"`
	// contains filtered or unexported fields
}

SchemaConfig contains the config for our chunk index schemas

func (SchemaConfig) ChunkTableFor 

func (cfg SchemaConfig) ChunkTableFor(t model.Time) (string, error)

ChunkTableFor calculates the chunk table shard for a given point in time.

func (SchemaConfig) ExternalKey 

func (cfg SchemaConfig) ExternalKey(ref logproto.ChunkRef) string

Generate the appropriate external key based on cfg.Schema, chunk.Checksum, and chunk.From

func (*SchemaConfig) ForEachAfter 

func (cfg *SchemaConfig) ForEachAfter(t model.Time, f func(config *PeriodConfig))

ForEachAfter will call f() on every entry after t, splitting entries if necessary so there is an entry starting at t

func (*SchemaConfig) Load 

func (cfg *SchemaConfig) Load() error

Load the yaml file, or build the config from legacy command-line flags

func (*SchemaConfig) RegisterFlags 

func (cfg *SchemaConfig) RegisterFlags(f *flag.FlagSet)

RegisterFlags adds the flags required to config this to the given FlagSet.

func (SchemaConfig) SchemaForTime 

func (cfg SchemaConfig) SchemaForTime(t model.Time) (PeriodConfig, error)

SchemaForTime returns the Schema PeriodConfig to use for a given point in time.

func (*SchemaConfig) Validate 

func (cfg *SchemaConfig) Validate() error

Validate the schema config and returns an error if the validation doesn't pass

func (SchemaConfig) VersionForChunk 

func (cfg SchemaConfig) VersionForChunk(ref logproto.ChunkRef) int

VersionForChunk will return the schema version associated with the `From` timestamp of a chunk. The schema and chunk must be valid+compatible as the errors are not checked.

type TableDesc 

type TableDesc struct {
	Name              string
	UseOnDemandIOMode bool
	ProvisionedRead   int64
	ProvisionedWrite  int64
	Tags              Tags
	WriteScale        AutoScalingConfig
	ReadScale         AutoScalingConfig
}

TableDesc describes a table.

func (TableDesc) Equals 

func (desc TableDesc) Equals(other TableDesc) bool

Equals returns true if other matches desc.

type TableRange 

type TableRange struct {
	Start, End   int64
	PeriodConfig *PeriodConfig
}

TableRange represents a range of table numbers built based on the configured schema start/end date and the table period. Both Start and End are inclusive.

type TableRanges 

type TableRanges []TableRange

TableRanges represents a list of table ranges for multiple schemas.

func (TableRanges) ConfigForTableNumber 

func (t TableRanges) ConfigForTableNumber(tableNumber int64) *PeriodConfig

func (TableRanges) TableNumberInRange 

func (t TableRanges) TableNumberInRange(tableNumber int64) bool

TableNumberInRange tells whether given table number falls in any of the ranges.

type Tags 

type Tags map[string]string

Tags is a string-string map that implements flag.Value.

func (Tags) Equals 

func (ts Tags) Equals(other Tags) bool

Equals returns true is other matches ts.

func (*Tags) Set 

func (ts *Tags) Set(s string) error

Set implements flag.Value

func (Tags) String 

func (ts Tags) String() string

String implements flag.Value

func (*Tags) UnmarshalYAML 

func (ts *Tags) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements yaml.Unmarshaler.

Source Files

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