common

package
v0.2.21 Latest Latest
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 Go to latest Published: Apr 25, 2024 License: Apache-2.0 Imports: 39 Imported by: 0

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Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrTableDoesNotExist                   = fmt.Errorf("table does not exist")
	ErrDataSourceNotSupported              = fmt.Errorf("data source not supported")
	ErrDataTypeNotSupported                = fmt.Errorf("data type not supported")
	ErrMethodNotSupported                  = fmt.Errorf("method not supported")
	ErrReadLimitExceeded                   = fmt.Errorf("read limit exceeded")
	ErrInvalidRequest                      = fmt.Errorf("invalid request")
	ErrValueOutOfTypeBounds                = fmt.Errorf("value is out of possible range of values for the type")
	ErrUnimplemented                       = fmt.Errorf("unimplemented")
	ErrUnimplementedTypedValue             = fmt.Errorf("unimplemented typed value")
	ErrUnimplementedExpression             = fmt.Errorf("unimplemented expression")
	ErrUnsupportedExpression               = fmt.Errorf("expression is not supported")
	ErrUnimplementedOperation              = fmt.Errorf("unimplemented operation")
	ErrUnimplementedPredicateType          = fmt.Errorf("unimplemented predicate type")
	ErrInvariantViolation                  = fmt.Errorf("implementation error (invariant violation)")
	ErrUnimplementedArithmeticalExpression = fmt.Errorf("unimplemented arithmetical expression")
	ErrEmptyTableName                      = fmt.Errorf("empty table name")
	ErrPageSizeExceeded                    = fmt.Errorf("page size exceeded, check service configuration")
)

Functions

func APIErrorToLogFields 

func APIErrorToLogFields(apiErr *api_service_protos.TError) []zap.Field

func AllStreamResponsesSuccessfull 

func AllStreamResponsesSuccessfull[T StreamResponse](responses []T) bool

func AnnotateLoggerForUnaryCall 

func AnnotateLoggerForUnaryCall(l *zap.Logger, method string, dsi *api_common.TDataSourceInstance) *zap.Logger

func AnnotateLoggerWithDataSourceInstance 

func AnnotateLoggerWithDataSourceInstance(l *zap.Logger, dsi *api_common.TDataSourceInstance) *zap.Logger

func AnnotateLoggerWithMethod 

func AnnotateLoggerWithMethod(l *zap.Logger, method string) *zap.Logger

func DiffStatusSensors added in v0.2.13 

func DiffStatusSensors(oldSnapshot, newSnapshot *MetricsSnapshot, typ, method, name, status string) (float64, error)

func DurationFromString added in v0.2.18 

func DurationFromString(src string) (time.Duration, error)

func EndpointToString 

func EndpointToString(ep *api_common.TEndpoint) string

func IsSuccess 

func IsSuccess(apiErr *api_service_protos.TError) bool

func ListSplitsResponsesToSplits 

func ListSplitsResponsesToSplits(in []*api_service_protos.TListSplitsResponse) []*api_service_protos.TSplit

func LogCloserError 

func LogCloserError(logger *zap.Logger, closer io.Closer, msg string)

func MakeOptionalType 

func MakeOptionalType(ydbType *Ydb.Type) *Ydb.Type

func MakePrimitiveType 

func MakePrimitiveType(typeId Ydb.Type_PrimitiveTypeId) *Ydb.Type

func MakeTypedValue 

func MakeTypedValue(ydbType *Ydb.Type, value any) *Ydb.TypedValue

func MakeYdbDateTimeType added in v0.1.2 

func MakeYdbDateTimeType(ydbTypeID Ydb.Type_PrimitiveTypeId, format api_service_protos.EDateTimeFormat) (*Ydb.Type, error)

func MustDurationFromString added in v0.2.18 

func MustDurationFromString(src string) time.Duration

func MustTimeToYDBType 

func MustTimeToYDBType[OUT ydbTime](f func(t *time.Time) (OUT, error), t time.Time) OUT

func NewAPIErrorFromStdError 

func NewAPIErrorFromStdError(err error) *api_service_protos.TError

func NewConfigFromPrototextFile added in v0.1.2 

func NewConfigFromPrototextFile[T AppConfig](configPath string, dst T) error

func NewDefaultLogger 

func NewDefaultLogger() *zap.Logger

func NewLoggerFromConfig 

func NewLoggerFromConfig(cfg *config.TLoggerConfig) (*zap.Logger, error)

func NewSTDErrorFromAPIError 

func NewSTDErrorFromAPIError(apiErr *api_service_protos.TError) error

func NewSuccess 

func NewSuccess() *api_service_protos.TError

func NewTestLogger 

func NewTestLogger(t *testing.T) *zap.Logger

func ReadResponsesToArrowRecords 

func ReadResponsesToArrowRecords(responses []*api_service_protos.TReadSplitsResponse) ([]arrow.Record, error)

func SchemaToSelectWhatItems 

func SchemaToSelectWhatItems(
	schema *api_service_protos.TSchema,
	whitelist map[string]struct{},
) *api_service_protos.TSelect_TWhat

func SelectToFields 

func SelectToFields(slct *api_service_protos.TSelect) []zap.Field

func SelectWhatToArrowSchema 

func SelectWhatToArrowSchema(selectWhat *api_service_protos.TSelect_TWhat) (*arrow.Schema, error)

func SelectWhatToYDBTypes 

func SelectWhatToYDBTypes(selectWhat *api_service_protos.TSelect_TWhat) ([]*Ydb.Type, error)

func TimeToYDBDate 

func TimeToYDBDate(t *time.Time) (uint16, error)

func TimeToYDBDatetime 

func TimeToYDBDatetime(t *time.Time) (uint32, error)

func TimeToYDBTimestamp 

func TimeToYDBTimestamp(t *time.Time) (uint64, error)

func YdbTypeToYdbPrimitiveTypeID 

func YdbTypeToYdbPrimitiveTypeID(ydbType *Ydb.Type) (Ydb.Type_PrimitiveTypeId, error)

func YdbTypesToArrowBuilders 

func YdbTypesToArrowBuilders(ydbTypes []*Ydb.Type, arrowAllocator memory.Allocator) ([]array.Builder, error)

Types

type AppConfig added in v0.1.2 

type AppConfig interface {
	*config.TClientConfig | *config.TBenchmarkConfig
	proto.Message
}

type ArrowArrayType 

type ArrowArrayType[VT ValueType] interface {
	*array.Boolean |
		*array.Int8 | *array.Int16 | *array.Int32 | *array.Int64 |
		*array.Uint8 | *array.Uint16 | *array.Uint32 | *array.Uint64 |
		*array.Float32 | *array.Float64 |
		*array.String | *array.Binary

	Len() int
	Value(int) VT
	IsNull(int) bool
}

type ArrowBuilder 

type ArrowBuilder[VT ValueType] interface {
	AppendNull()
	Append(value VT)
}

type ClientBuffering added in v0.1.2 

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

func NewClientBufferingFromClientConfig added in v0.1.2 

func NewClientBufferingFromClientConfig(logger *zap.Logger, clientCfg *config.TClientConfig) (*ClientBuffering, error)

func NewClientBufferingFromServerConfig added in v0.1.2 

func NewClientBufferingFromServerConfig(logger *zap.Logger, serverCfg *config.TServerConfig) (*ClientBuffering, error)

func (*ClientBuffering) Close added in v0.1.2 

func (c *ClientBuffering) Close()

func (*ClientBuffering) DescribeTable added in v0.1.2 

func (c *ClientBuffering) DescribeTable(
	ctx context.Context,
	dsi *api_common.TDataSourceInstance,
	typeMappingSettings *api_service_protos.TTypeMappingSettings,
	tableName string,
) (*api_service_protos.TDescribeTableResponse, error)

func (*ClientBuffering) ListSplits added in v0.1.2 

func (c *ClientBuffering) ListSplits(
	ctx context.Context,
	slct *api_service_protos.TSelect,
) ([]*api_service_protos.TListSplitsResponse, error)

func (*ClientBuffering) ReadSplits added in v0.1.2 

func (c *ClientBuffering) ReadSplits(
	ctx context.Context,
	splits []*api_service_protos.TSplit,
) ([]*api_service_protos.TReadSplitsResponse, error)

type ClientStreaming added in v0.1.2 

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

func NewClientStreamingFromClientConfig added in v0.1.2 

func NewClientStreamingFromClientConfig(logger *zap.Logger, clientCfg *config.TClientConfig) (*ClientStreaming, error)

func NewClientStreamingFromServerConfig added in v0.1.2 

func NewClientStreamingFromServerConfig(logger *zap.Logger, serverCfg *config.TServerConfig) (*ClientStreaming, error)

func (*ClientStreaming) Close added in v0.1.2 

func (c *ClientStreaming) Close()

func (*ClientStreaming) DescribeTable added in v0.1.2 

func (c *ClientStreaming) DescribeTable(
	ctx context.Context,
	dsi *api_common.TDataSourceInstance,
	typeMappingSettings *api_service_protos.TTypeMappingSettings,
	tableName string,
) (*api_service_protos.TDescribeTableResponse, error)

func (*ClientStreaming) ListSplits added in v0.1.2 

func (c *ClientStreaming) ListSplits(
	ctx context.Context,
	slct *api_service_protos.TSelect,
) (<-chan *StreamResult[*api_service_protos.TListSplitsResponse], error)

func (*ClientStreaming) ReadSplits added in v0.1.2 

func (c *ClientStreaming) ReadSplits(
	ctx context.Context,
	splits []*api_service_protos.TSplit,
) (<-chan *StreamResult[*api_service_protos.TReadSplitsResponse], error)

type MetricsSnapshot added in v0.2.13 

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

MetricsSnapshot is an instant view of statistics provided by the `fq-connector-go` service

func NewMetricsSnapshot added in v0.2.13 

func NewMetricsSnapshot(endpoint *api_common.TEndpoint, useTLS bool) (*MetricsSnapshot, error)

func (*MetricsSnapshot) FindStatusSensors added in v0.2.13 

func (ms *MetricsSnapshot) FindStatusSensors(typ, method, name, status string) []StatusSensor

type QueryLogger 

type QueryLogger struct {
	*zap.Logger
	// contains filtered or unexported fields
}

func (*QueryLogger) Dump 

func (ql *QueryLogger) Dump(query string, args ...any)

type QueryLoggerFactory 

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

func NewQueryLoggerFactory 

func NewQueryLoggerFactory(cfg *config.TLoggerConfig) QueryLoggerFactory

func (*QueryLoggerFactory) Make 

func (f *QueryLoggerFactory) Make(logger *zap.Logger) QueryLogger

type StatusSensor added in v0.2.13 

type StatusSensor struct {
	Method string
	Name   string
	Status string
	Value  float64
}

type StreamResponse 

type StreamResponse interface {
	*api_service_protos.TListSplitsResponse | *api_service_protos.TReadSplitsResponse

	GetError() *api_service_protos.TError
}

type StreamResult added in v0.1.2 

type StreamResult[T StreamResponse] struct {
	Response T
	Err      error
}

type TestingServer added in v0.2.21 

type TestingServer interface {
	Start()
	ClientBuffering() *ClientBuffering
	ClientStreaming() *ClientStreaming
	MetricsSnapshot() (*MetricsSnapshot, error)
	Stop()
}

TestingServer is mainly used in integration tests or benchmarks. It may be either a real Connector server embedded in this process, or a Connector client connected to the remote server instance.

func NewTestingServerRemote added in v0.2.21 

func NewTestingServerRemote(logger *zap.Logger, clientCfg *config.TClientConfig) (TestingServer, error)

type ValueType 

type ValueType interface {
	bool |
		int8 | int16 | int32 | int64 |
		uint8 | uint16 | uint32 | uint64 |
		float32 | float64 |
		string | []byte |
		time.Time
}

Source Files

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