storegateway

package
v1.6.0-rc.0 Latest Latest
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Published: Dec 9, 2020 License: Apache-2.0 Imports: 39 Imported by: 1

Documentation

Index

Constants

View Source
const (
	// RingKey is the key under which we store the store gateways ring in the KVStore.
	RingKey = "store-gateway"

	// RingNameForServer is the name of the ring used by the store gateway server.
	RingNameForServer = "store-gateway"

	// RingNameForClient is the name of the ring used by the store gateway client (we need
	// a different name to avoid clashing Prometheus metrics when running in single-binary).
	RingNameForClient = "store-gateway-client"

	// We use a safe default instead of exposing to config option to the user
	// in order to simplify the config.
	RingNumTokens = 512
)

Variables

This section is empty.

Functions

func GetShuffleShardingSubring added in v1.4.0

func GetShuffleShardingSubring(ring *ring.Ring, userID string, limits ShardingLimits) ring.ReadRing

GetShuffleShardingSubring returns the subring to be used for a given user. This function should be used both by store-gateway and querier in order to guarantee the same logic is used.

func NewShardingBucketReaderAdapter added in v1.4.0

func NewShardingBucketReaderAdapter(userID string, strategy ShardingStrategy, wrapped objstore.InstrumentedBucketReader) objstore.InstrumentedBucketReader

func NewShardingMetadataFilterAdapter added in v1.4.0

func NewShardingMetadataFilterAdapter(userID string, strategy ShardingStrategy) block.MetadataFilter

Types

type BlocksReplicationStrategy added in v1.1.0

type BlocksReplicationStrategy struct{}

func (*BlocksReplicationStrategy) Filter added in v1.1.0

func (s *BlocksReplicationStrategy) Filter(instances []ring.IngesterDesc, op ring.Operation, _ int, heartbeatTimeout time.Duration, _ bool) ([]ring.IngesterDesc, int, error)

func (*BlocksReplicationStrategy) ShouldExtendReplicaSet added in v1.1.0

func (s *BlocksReplicationStrategy) ShouldExtendReplicaSet(instance ring.IngesterDesc, op ring.Operation) bool

type BucketStoreMetrics added in v1.1.0

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

BucketStoreMetrics aggregates metrics exported by Thanos Bucket Store and re-exports those aggregates as Cortex metrics.

func NewBucketStoreMetrics added in v1.1.0

func NewBucketStoreMetrics() *BucketStoreMetrics

func (*BucketStoreMetrics) AddUserRegistry added in v1.1.0

func (m *BucketStoreMetrics) AddUserRegistry(user string, reg *prometheus.Registry)

func (*BucketStoreMetrics) Collect added in v1.1.0

func (m *BucketStoreMetrics) Collect(out chan<- prometheus.Metric)

func (*BucketStoreMetrics) Describe added in v1.1.0

func (m *BucketStoreMetrics) Describe(out chan<- *prometheus.Desc)

type BucketStores added in v1.1.0

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

BucketStores is a multi-tenant wrapper of Thanos BucketStore.

func NewBucketStores added in v1.1.0

func NewBucketStores(cfg tsdb.BlocksStorageConfig, shardingStrategy ShardingStrategy, bucketClient objstore.Bucket, limits *validation.Overrides, logLevel logging.Level, logger log.Logger, reg prometheus.Registerer) (*BucketStores, error)

NewBucketStores makes a new BucketStores.

func (*BucketStores) InitialSync added in v1.1.0

func (u *BucketStores) InitialSync(ctx context.Context) error

InitialSync does an initial synchronization of blocks for all users.

func (*BucketStores) LabelNames added in v1.6.0

LabelNames implements the Storegateway proto service.

func (*BucketStores) LabelValues added in v1.6.0

LabelValues implements the Storegateway proto service.

func (*BucketStores) Series added in v1.1.0

Series makes a series request to the underlying user bucket store.

func (*BucketStores) SyncBlocks added in v1.1.0

func (u *BucketStores) SyncBlocks(ctx context.Context) error

SyncBlocks synchronizes the stores state with the Bucket store for every user.

type Config

type Config struct {
	ShardingEnabled  bool       `yaml:"sharding_enabled"`
	ShardingRing     RingConfig `` /* 127-byte string literal not displayed */
	ShardingStrategy string     `yaml:"sharding_strategy"`
}

Config holds the store gateway config.

func (*Config) RegisterFlags

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

RegisterFlags registers the Config flags.

func (*Config) Validate added in v1.4.0

func (cfg *Config) Validate(limits validation.Limits) error

Validate the Config.

type DefaultShardingStrategy added in v1.4.0

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

DefaultShardingStrategy is a sharding strategy based on the hash ring formed by store-gateways. Not go-routine safe.

func NewDefaultShardingStrategy added in v1.4.0

func NewDefaultShardingStrategy(r *ring.Ring, instanceAddr string, logger log.Logger) *DefaultShardingStrategy

NewDefaultShardingStrategy creates DefaultShardingStrategy.

func (*DefaultShardingStrategy) FilterBlocks added in v1.4.0

func (s *DefaultShardingStrategy) FilterBlocks(_ context.Context, _ string, metas map[ulid.ULID]*metadata.Meta, synced *extprom.TxGaugeVec) error

FilterBlocks implements ShardingStrategy.

func (*DefaultShardingStrategy) FilterUsers added in v1.4.0

func (s *DefaultShardingStrategy) FilterUsers(_ context.Context, userIDs []string) []string

FilterUsers implements ShardingStrategy.

type MetadataFetcherMetrics added in v1.1.0

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

This struct aggregates metrics exported by Thanos MetaFetcher and re-exports those aggregates as Cortex metrics.

func NewMetadataFetcherMetrics added in v1.1.0

func NewMetadataFetcherMetrics() *MetadataFetcherMetrics

func (*MetadataFetcherMetrics) AddUserRegistry added in v1.1.0

func (m *MetadataFetcherMetrics) AddUserRegistry(user string, reg *prometheus.Registry)

func (*MetadataFetcherMetrics) Collect added in v1.1.0

func (m *MetadataFetcherMetrics) Collect(out chan<- prometheus.Metric)

func (*MetadataFetcherMetrics) Describe added in v1.1.0

func (m *MetadataFetcherMetrics) Describe(out chan<- *prometheus.Desc)

type NoShardingStrategy added in v1.4.0

type NoShardingStrategy struct{}

NoShardingStrategy is a no-op strategy. When this strategy is used, no tenant/block is filtered out.

func NewNoShardingStrategy added in v1.4.0

func NewNoShardingStrategy() *NoShardingStrategy

func (*NoShardingStrategy) FilterBlocks added in v1.4.0

func (*NoShardingStrategy) FilterUsers added in v1.4.0

func (s *NoShardingStrategy) FilterUsers(_ context.Context, userIDs []string) []string

type ReplicaLabelRemover added in v1.2.0

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

ReplicaLabelRemover is a BaseFetcher modifier modifies external labels of existing blocks, it removes given replica labels from the metadata of blocks that have it.

func NewReplicaLabelRemover added in v1.2.0

func NewReplicaLabelRemover(logger log.Logger, replicaLabels []string) *ReplicaLabelRemover

NewReplicaLabelRemover creates a ReplicaLabelRemover.

func (*ReplicaLabelRemover) Modify added in v1.2.0

Modify modifies external labels of existing blocks, it removes given replica labels from the metadata of blocks that have it.

type RingConfig

type RingConfig struct {
	KVStore              kv.Config     `` /* 206-byte string literal not displayed */
	HeartbeatPeriod      time.Duration `yaml:"heartbeat_period"`
	HeartbeatTimeout     time.Duration `yaml:"heartbeat_timeout"`
	ReplicationFactor    int           `yaml:"replication_factor"`
	TokensFilePath       string        `yaml:"tokens_file_path"`
	ZoneAwarenessEnabled bool          `yaml:"zone_awareness_enabled"`

	// Instance details
	InstanceID             string   `yaml:"instance_id" doc:"hidden"`
	InstanceInterfaceNames []string `yaml:"instance_interface_names"`
	InstancePort           int      `yaml:"instance_port" doc:"hidden"`
	InstanceAddr           string   `yaml:"instance_addr" doc:"hidden"`
	InstanceZone           string   `yaml:"instance_availability_zone"`

	// Injected internally
	ListenPort      int           `yaml:"-"`
	RingCheckPeriod time.Duration `yaml:"-"`
}

RingConfig masks the ring lifecycler config which contains many options not really required by the store gateways ring. This config is used to strip down the config to the minimum, and avoid confusion to the user.

func (*RingConfig) RegisterFlags

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

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

func (*RingConfig) ToLifecyclerConfig

func (cfg *RingConfig) ToLifecyclerConfig() (ring.BasicLifecyclerConfig, error)

func (*RingConfig) ToRingConfig added in v1.1.0

func (cfg *RingConfig) ToRingConfig() ring.Config

type ShardingLimits added in v1.4.0

type ShardingLimits interface {
	StoreGatewayTenantShardSize(userID string) int
}

ShardingLimits is the interface that should be implemented by the limits provider, limiting the scope of the limits to the ones required by sharding strategies.

type ShardingStrategy added in v1.4.0

type ShardingStrategy interface {
	// FilterUsers whose blocks should be loaded by the store-gateway. Returns the list of user IDs
	// that should be synced by the store-gateway.
	FilterUsers(ctx context.Context, userIDs []string) []string

	// FilterBlocks that should be loaded by the store-gateway.
	FilterBlocks(ctx context.Context, userID string, metas map[ulid.ULID]*metadata.Meta, synced *extprom.TxGaugeVec) error
}

type ShuffleShardingStrategy added in v1.4.0

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

ShuffleShardingStrategy is a shuffle sharding strategy, based on the hash ring formed by store-gateways, where each tenant blocks are sharded across a subset of store-gateway instances.

func NewShuffleShardingStrategy added in v1.4.0

func NewShuffleShardingStrategy(r *ring.Ring, instanceID, instanceAddr string, limits ShardingLimits, logger log.Logger) *ShuffleShardingStrategy

NewShuffleShardingStrategy makes a new ShuffleShardingStrategy.

func (*ShuffleShardingStrategy) FilterBlocks added in v1.4.0

func (s *ShuffleShardingStrategy) FilterBlocks(_ context.Context, userID string, metas map[ulid.ULID]*metadata.Meta, synced *extprom.TxGaugeVec) error

FilterBlocks implements ShardingStrategy.

func (*ShuffleShardingStrategy) FilterUsers added in v1.4.0

func (s *ShuffleShardingStrategy) FilterUsers(_ context.Context, userIDs []string) []string

FilterUsers implements ShardingStrategy.

type StoreGateway

type StoreGateway struct {
	services.Service
	// contains filtered or unexported fields
}

StoreGateway is the Cortex service responsible to expose an API over the bucket where blocks are stored, supporting blocks sharding and replication across a pool of store gateway instances (optional).

func NewStoreGateway

func NewStoreGateway(gatewayCfg Config, storageCfg cortex_tsdb.BlocksStorageConfig, limits *validation.Overrides, logLevel logging.Level, logger log.Logger, reg prometheus.Registerer) (*StoreGateway, error)

func (*StoreGateway) LabelNames added in v1.6.0

LabelNames implements the Storegateway proto service.

func (*StoreGateway) LabelValues added in v1.6.0

LabelValues implements the Storegateway proto service.

func (*StoreGateway) OnRingInstanceHeartbeat added in v1.1.0

func (g *StoreGateway) OnRingInstanceHeartbeat(_ *ring.BasicLifecycler, _ *ring.Desc, _ *ring.IngesterDesc)

func (*StoreGateway) OnRingInstanceRegister added in v1.1.0

func (g *StoreGateway) OnRingInstanceRegister(_ *ring.BasicLifecycler, ringDesc ring.Desc, instanceExists bool, instanceID string, instanceDesc ring.IngesterDesc) (ring.IngesterState, ring.Tokens)

func (*StoreGateway) OnRingInstanceStopping added in v1.1.0

func (g *StoreGateway) OnRingInstanceStopping(_ *ring.BasicLifecycler)

func (*StoreGateway) OnRingInstanceTokens added in v1.1.0

func (g *StoreGateway) OnRingInstanceTokens(_ *ring.BasicLifecycler, _ ring.Tokens)

func (*StoreGateway) RingHandler

func (c *StoreGateway) RingHandler(w http.ResponseWriter, req *http.Request)

func (*StoreGateway) Series added in v1.1.0

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