Documentation ¶
Index ¶
- Constants
- Variables
- func NewDynamoDBChunkClient(cfg DynamoDBConfig, schemaCfg chunk.SchemaConfig, reg prometheus.Registerer) (chunk.Client, error)
- func NewDynamoDBIndexClient(cfg DynamoDBConfig, schemaCfg chunk.SchemaConfig, reg prometheus.Registerer) (chunk.IndexClient, error)
- func NewDynamoDBIndexReader(cfg DynamoDBConfig, schemaCfg chunk.SchemaConfig, reg prometheus.Registerer, ...) (chunk.IndexReader, error)
- func NewDynamoDBTableClient(cfg DynamoDBConfig, reg prometheus.Registerer) (chunk.TableClient, error)
- type DynamoDBConfig
- type HTTPConfig
- type InjectRequestMiddleware
- type MetricsAutoScalingConfig
- type S3Config
- type S3ObjectClient
- func (a *S3ObjectClient) DeleteObject(ctx context.Context, objectKey string) error
- func (a *S3ObjectClient) GetObject(ctx context.Context, objectKey string) (io.ReadCloser, int64, error)
- func (a *S3ObjectClient) IsObjectNotFoundErr(err error) bool
- func (a *S3ObjectClient) List(ctx context.Context, prefix, delimiter string) ([]chunk.StorageObject, []chunk.StorageCommonPrefix, error)
- func (a *S3ObjectClient) PutObject(ctx context.Context, objectKey string, object io.ReadSeeker) error
- func (a *S3ObjectClient) Stop()
- type SSEParsedConfig
- type StorageConfig
Constants ¶
const ( SignatureVersionV4 = "v4" SignatureVersionV2 = "v2" )
Variables ¶
var Fixtures = []testutils.Fixture{ fixture{ // contains filtered or unexported fields }, dynamoDBFixture(0, 10, 20), dynamoDBFixture(0, 0, 20), dynamoDBFixture(2, 10, 20), }
Fixtures for testing the various configuration of AWS storage.
Functions ¶
func NewDynamoDBChunkClient ¶
func NewDynamoDBChunkClient(cfg DynamoDBConfig, schemaCfg chunk.SchemaConfig, reg prometheus.Registerer) (chunk.Client, error)
NewDynamoDBChunkClient makes a new DynamoDB-backed chunk.Client.
func NewDynamoDBIndexClient ¶
func NewDynamoDBIndexClient(cfg DynamoDBConfig, schemaCfg chunk.SchemaConfig, reg prometheus.Registerer) (chunk.IndexClient, error)
NewDynamoDBIndexClient makes a new DynamoDB-backed IndexClient.
func NewDynamoDBIndexReader ¶
func NewDynamoDBIndexReader(cfg DynamoDBConfig, schemaCfg chunk.SchemaConfig, reg prometheus.Registerer, l gklog.Logger, rowsRead prometheus.Counter) (chunk.IndexReader, error)
NewDynamoDBIndexReader returns an object that can scan an entire index table
func NewDynamoDBTableClient ¶
func NewDynamoDBTableClient(cfg DynamoDBConfig, reg prometheus.Registerer) (chunk.TableClient, error)
NewDynamoDBTableClient makes a new DynamoTableClient.
Types ¶
type DynamoDBConfig ¶
type DynamoDBConfig struct { DynamoDB flagext.URLValue `yaml:"dynamodb_url"` APILimit float64 `yaml:"api_limit"` ThrottleLimit float64 `yaml:"throttle_limit"` Metrics MetricsAutoScalingConfig `yaml:"metrics"` ChunkGangSize int `yaml:"chunk_gang_size"` ChunkGetMaxParallelism int `yaml:"chunk_get_max_parallelism"` BackoffConfig backoff.Config `yaml:"backoff_config"` }
DynamoDBConfig specifies config for a DynamoDB database.
func (*DynamoDBConfig) RegisterFlags ¶
func (cfg *DynamoDBConfig) RegisterFlags(f *flag.FlagSet)
RegisterFlags adds the flags required to config this to the given FlagSet
type HTTPConfig ¶
type HTTPConfig struct { IdleConnTimeout time.Duration `yaml:"idle_conn_timeout"` ResponseHeaderTimeout time.Duration `yaml:"response_header_timeout"` InsecureSkipVerify bool `yaml:"insecure_skip_verify"` CAFile string `yaml:"ca_file"` }
HTTPConfig stores the http.Transport configuration
type InjectRequestMiddleware ¶
type InjectRequestMiddleware func(next http.RoundTripper) http.RoundTripper
InjectRequestMiddleware gives users of this client the ability to make arbitrary changes to outgoing requests.
type MetricsAutoScalingConfig ¶
type MetricsAutoScalingConfig struct { URL string `yaml:"url"` // URL to contact Prometheus store on TargetQueueLen int64 `yaml:"target_queue_length"` // Queue length above which we will scale up capacity ScaleUpFactor float64 `yaml:"scale_up_factor"` // Scale up capacity by this multiple MinThrottling float64 `yaml:"ignore_throttle_below"` // Ignore throttling below this level QueueLengthQuery string `yaml:"queue_length_query"` // Promql query to fetch ingester queue length ThrottleQuery string `yaml:"write_throttle_query"` // Promql query to fetch throttle rate per table UsageQuery string `yaml:"write_usage_query"` // Promql query to fetch write capacity usage per table ReadUsageQuery string `yaml:"read_usage_query"` // Promql query to fetch read usage per table ReadErrorQuery string `yaml:"read_error_query"` // Promql query to fetch read errors per table }
MetricsAutoScalingConfig holds parameters to configure how it works
func (*MetricsAutoScalingConfig) RegisterFlags ¶
func (cfg *MetricsAutoScalingConfig) RegisterFlags(f *flag.FlagSet)
RegisterFlags adds the flags required to config this to the given FlagSet
type S3Config ¶
type S3Config struct { S3 flagext.URLValue S3ForcePathStyle bool BucketNames string Endpoint string `yaml:"endpoint"` Region string `yaml:"region"` AccessKeyID string `yaml:"access_key_id"` SecretAccessKey string `yaml:"secret_access_key"` Insecure bool `yaml:"insecure"` SSEEncryption bool `yaml:"sse_encryption"` HTTPConfig HTTPConfig `yaml:"http_config"` SignatureVersion string `yaml:"signature_version"` SSEConfig bucket_s3.SSEConfig `yaml:"sse"` BackoffConfig backoff.Config `yaml:"backoff_config"` Inject InjectRequestMiddleware `yaml:"-"` }
S3Config specifies config for storing chunks on AWS S3.
func (*S3Config) RegisterFlags ¶
RegisterFlags adds the flags required to config this to the given FlagSet
func (*S3Config) RegisterFlagsWithPrefix ¶
RegisterFlagsWithPrefix adds the flags required to config this to the given FlagSet with a specified prefix
type S3ObjectClient ¶
func NewS3ObjectClient ¶
func NewS3ObjectClient(cfg S3Config, hedgingCfg hedging.Config) (*S3ObjectClient, error)
NewS3ObjectClient makes a new S3-backed ObjectClient.
func (*S3ObjectClient) DeleteObject ¶
func (a *S3ObjectClient) DeleteObject(ctx context.Context, objectKey string) error
DeleteObject deletes the specified objectKey from the appropriate S3 bucket
func (*S3ObjectClient) GetObject ¶
func (a *S3ObjectClient) GetObject(ctx context.Context, objectKey string) (io.ReadCloser, int64, error)
GetObject returns a reader and the size for the specified object key from the configured S3 bucket.
func (*S3ObjectClient) IsObjectNotFoundErr ¶
func (a *S3ObjectClient) IsObjectNotFoundErr(err error) bool
IsObjectNotFoundErr returns true if error means that object is not found. Relevant to GetObject and DeleteObject operations.
func (*S3ObjectClient) List ¶
func (a *S3ObjectClient) List(ctx context.Context, prefix, delimiter string) ([]chunk.StorageObject, []chunk.StorageCommonPrefix, error)
List implements chunk.ObjectClient.
func (*S3ObjectClient) PutObject ¶
func (a *S3ObjectClient) PutObject(ctx context.Context, objectKey string, object io.ReadSeeker) error
PutObject into the store
func (*S3ObjectClient) Stop ¶
func (a *S3ObjectClient) Stop()
Stop fulfills the chunk.ObjectClient interface
type SSEParsedConfig ¶
type SSEParsedConfig struct { ServerSideEncryption string KMSKeyID *string KMSEncryptionContext *string }
SSEParsedConfig configures server side encryption (SSE) struct used internally to configure AWS S3
func NewSSEParsedConfig ¶
func NewSSEParsedConfig(cfg bucket_s3.SSEConfig) (*SSEParsedConfig, error)
NewSSEParsedConfig creates a struct to configure server side encryption (SSE)
type StorageConfig ¶
type StorageConfig struct { DynamoDBConfig `yaml:"dynamodb"` S3Config `yaml:",inline"` }
StorageConfig specifies config for storing data on AWS.
func (*StorageConfig) RegisterFlags ¶
func (cfg *StorageConfig) RegisterFlags(f *flag.FlagSet)
RegisterFlags adds the flags required to config this to the given FlagSet
func (*StorageConfig) Validate ¶
func (cfg *StorageConfig) Validate() error
Validate config and returns error on failure