streamfilter

package
v1.2.0 Latest Latest
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 Go to latest Published: Oct 28, 2022 License: Apache-2.0 Imports: 15 Imported by: 2

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	// ErrUnexpected indicate unexpected object type in sync.Map.
	ErrUnexpected = errors.New("unexpected object in map")
	// ErrInvalidKey indicate invalid stream filter config name
	ErrInvalidKey = errors.New("invalid key")
)

Functions

func CreateFactoryByPlugin added in v0.21.0 

func CreateFactoryByPlugin(pluginConfig *v2.StreamFilterGoPluginConfig, factoryConfig map[string]interface{}) (api.StreamFilterChainFactory, error)

func LoadAndRegisterStreamFilters 

func LoadAndRegisterStreamFilters(path string)

LoadAndRegisterStreamFilters load and register stream filter config from file.

func ParseAndRegisterStreamFilters 

func ParseAndRegisterStreamFilters(config []byte)

ParseAndRegisterStreamFilters parse and register stream filter config from raw bytes.

func PutStreamFilterChain 

func PutStreamFilterChain(chain *DefaultStreamFilterChainImpl)

PutStreamFilterChain reset DefaultStreamFilterChainImpl and return it to pool.

func RegisterStreamFilters 

func RegisterStreamFilters(configs []StreamFilters)

RegisterStreamFilters register stream filter from config.

Types

type DefaultStreamFilterChainImpl 

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

DefaultStreamFilterChainImpl is default implementation of the StreamFilterChain.

func GetDefaultStreamFilterChain 

func GetDefaultStreamFilterChain() *DefaultStreamFilterChainImpl

GetDefaultStreamFilterChain return a pool-cached DefaultStreamFilterChainImpl.

func (*DefaultStreamFilterChainImpl) AddStreamAccessLog 

func (d *DefaultStreamFilterChainImpl) AddStreamAccessLog(accessLog api.AccessLog)

AddStreamAccessLog registers access logger.

func (*DefaultStreamFilterChainImpl) AddStreamReceiverFilter 

func (d *DefaultStreamFilterChainImpl) AddStreamReceiverFilter(filter api.StreamReceiverFilter, p api.ReceiverFilterPhase)

AddStreamReceiverFilter registers receiver filters.

func (*DefaultStreamFilterChainImpl) AddStreamSenderFilter 

func (d *DefaultStreamFilterChainImpl) AddStreamSenderFilter(filter api.StreamSenderFilter, p api.SenderFilterPhase)

AddStreamSenderFilter registers senderFilters.

func (*DefaultStreamFilterChainImpl) Log 

func (d *DefaultStreamFilterChainImpl) Log(ctx context.Context,
	reqHeaders api.HeaderMap, respHeaders api.HeaderMap, requestInfo api.RequestInfo)

Log invokes all access loggers.

func (*DefaultStreamFilterChainImpl) OnDestroy 

func (d *DefaultStreamFilterChainImpl) OnDestroy()

OnDestroy invokes the destroy callback of both sender filters and receiver filters.

func (*DefaultStreamFilterChainImpl) RangeReceiverFilter added in v0.23.0 

func (d *DefaultStreamFilterChainImpl) RangeReceiverFilter(ctx context.Context, headers types.HeaderMap,
	data types.IoBuffer, trailers types.HeaderMap, handler StreamReceiverFilterIteratorHandler)

RangeReceiverFilter range receive filter.

func (*DefaultStreamFilterChainImpl) RangeSenderFilter added in v0.23.0 

func (d *DefaultStreamFilterChainImpl) RangeSenderFilter(ctx context.Context, headers types.HeaderMap,
	data types.IoBuffer, trailers types.HeaderMap, handler StreamSenderFilterIteratorHandler)

RangeSenderFilter range send filter.

func (*DefaultStreamFilterChainImpl) RunReceiverFilter 

func (d *DefaultStreamFilterChainImpl) RunReceiverFilter(ctx context.Context, phase api.ReceiverFilterPhase,
	headers types.HeaderMap, data types.IoBuffer, trailers types.HeaderMap,
	statusHandler StreamReceiverFilterStatusHandler) (filterStatus api.StreamFilterStatus)

RunReceiverFilter invokes the receiver filter chain.

func (*DefaultStreamFilterChainImpl) RunSenderFilter 

func (d *DefaultStreamFilterChainImpl) RunSenderFilter(ctx context.Context, phase api.SenderFilterPhase,
	headers types.HeaderMap, data types.IoBuffer, trailers types.HeaderMap,
	statusHandler StreamSenderFilterStatusHandler) (filterStatus api.StreamFilterStatus)

RunSenderFilter invokes the sender filter chain.

func (*DefaultStreamFilterChainImpl) SetReceiveFilterHandler added in v0.22.0 

func (d *DefaultStreamFilterChainImpl) SetReceiveFilterHandler(handler api.StreamReceiverFilterHandler)

SetReceiveFilterHandler set filter handler for each filter in this chain

func (*DefaultStreamFilterChainImpl) SetSenderFilterHandler added in v0.22.0 

func (d *DefaultStreamFilterChainImpl) SetSenderFilterHandler(handler api.StreamSenderFilterHandler)

SetSenderFilterHandler set filter handler for each filter in this chain

type MockStreamFilterFactory 

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

MockStreamFilterFactory is a mock of StreamFilterFactory interface.

func NewMockStreamFilterFactory 

func NewMockStreamFilterFactory(ctrl *gomock.Controller) *MockStreamFilterFactory

NewMockStreamFilterFactory creates a new mock instance.

func (*MockStreamFilterFactory) CreateFilterChain 

func (m *MockStreamFilterFactory) CreateFilterChain(context context.Context, callbacks api.StreamFilterChainFactoryCallbacks)

CreateFilterChain mocks base method.

func (*MockStreamFilterFactory) EXPECT 

func (m *MockStreamFilterFactory) EXPECT() *MockStreamFilterFactoryMockRecorder

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockStreamFilterFactory) UpdateFactory 

func (m *MockStreamFilterFactory) UpdateFactory(config StreamFiltersConfig)

UpdateFactory mocks base method.

type MockStreamFilterFactoryMockRecorder 

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

MockStreamFilterFactoryMockRecorder is the mock recorder for MockStreamFilterFactory.

func (*MockStreamFilterFactoryMockRecorder) CreateFilterChain 

func (mr *MockStreamFilterFactoryMockRecorder) CreateFilterChain(context, callbacks interface{}) *gomock.Call

CreateFilterChain indicates an expected call of CreateFilterChain.

func (*MockStreamFilterFactoryMockRecorder) UpdateFactory 

func (mr *MockStreamFilterFactoryMockRecorder) UpdateFactory(config interface{}) *gomock.Call

UpdateFactory indicates an expected call of UpdateFactory.

type MockStreamFilterManager 

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

MockStreamFilterManager is a mock of StreamFilterManager interface.

func NewMockStreamFilterManager 

func NewMockStreamFilterManager(ctrl *gomock.Controller) *MockStreamFilterManager

NewMockStreamFilterManager creates a new mock instance.

func (*MockStreamFilterManager) AddOrUpdateStreamFilterConfig 

func (m *MockStreamFilterManager) AddOrUpdateStreamFilterConfig(key string, config StreamFiltersConfig) error

AddOrUpdateStreamFilterConfig mocks base method.

func (*MockStreamFilterManager) EXPECT 

func (m *MockStreamFilterManager) EXPECT() *MockStreamFilterManagerMockRecorder

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockStreamFilterManager) GetStreamFilterFactory 

func (m *MockStreamFilterManager) GetStreamFilterFactory(key string) StreamFilterFactory

GetStreamFilterFactory mocks base method.

type MockStreamFilterManagerMockRecorder 

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

MockStreamFilterManagerMockRecorder is the mock recorder for MockStreamFilterManager.

func (*MockStreamFilterManagerMockRecorder) AddOrUpdateStreamFilterConfig 

func (mr *MockStreamFilterManagerMockRecorder) AddOrUpdateStreamFilterConfig(key, config interface{}) *gomock.Call

AddOrUpdateStreamFilterConfig indicates an expected call of AddOrUpdateStreamFilterConfig.

func (*MockStreamFilterManagerMockRecorder) GetStreamFilterFactory 

func (mr *MockStreamFilterManagerMockRecorder) GetStreamFilterFactory(key interface{}) *gomock.Call

GetStreamFilterFactory indicates an expected call of GetStreamFilterFactory.

type StreamFilterChain 

type StreamFilterChain interface {
	// register StreamSenderFilter, StreamReceiverFilter and AccessLog.
	api.StreamFilterChainFactoryCallbacks

	// SetReceiveFilterHandler set filter handler for each filter in this chain
	SetReceiveFilterHandler(handler api.StreamReceiverFilterHandler)

	// SetSenderFilterHandler set filter handler for each filter in this chain
	SetSenderFilterHandler(handler api.StreamSenderFilterHandler)

	// RangeReceiverFilter range all receive filter.
	RangeReceiverFilter(context.Context, types.HeaderMap, types.IoBuffer,
		types.HeaderMap, StreamReceiverFilterIteratorHandler)
	// RangeSenderFilter range all send filter.
	RangeSenderFilter(context.Context, types.HeaderMap, types.IoBuffer,
		types.HeaderMap, StreamSenderFilterIteratorHandler)

	// invoke the receiver filter chain.
	RunReceiverFilter(ctx context.Context, phase api.ReceiverFilterPhase,
		headers types.HeaderMap, data types.IoBuffer, trailers types.HeaderMap,
		statusHandler StreamReceiverFilterStatusHandler) api.StreamFilterStatus

	// invoke the sender filter chain.
	RunSenderFilter(ctx context.Context, phase api.SenderFilterPhase,
		headers types.HeaderMap, data types.IoBuffer, trailers types.HeaderMap,
		statusHandler StreamSenderFilterStatusHandler) api.StreamFilterStatus

	// invoke all access log.
	Log(ctx context.Context, reqHeaders api.HeaderMap, respHeaders api.HeaderMap, requestInfo api.RequestInfo)

	// destroy the sender filter chain and receiver filter chain.
	OnDestroy()
}

StreamFilterChain manages the lifecycle of streamFilters.

type StreamFilterFactory 

type StreamFilterFactory interface {

	// CreateFilterChain call 'CreateFilterChain' method for each api.StreamFilterChainFactory.
	CreateFilterChain(context context.Context, callbacks api.StreamFilterChainFactoryCallbacks)

	// UpdateFactory update factory according to config.
	UpdateFactory(config StreamFiltersConfig)
}

StreamFilterFactory is a wrapper of type []api.StreamFilterChainFactory.

func NewStreamFilterFactory 

func NewStreamFilterFactory(config StreamFiltersConfig) StreamFilterFactory

NewStreamFilterFactory return a StreamFilterFactoryImpl struct.

type StreamFilterFactoryImpl 

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

StreamFilterFactoryImpl is an implementation of interface StreamFilterFactory.

func (*StreamFilterFactoryImpl) CreateFilterChain 

func (s *StreamFilterFactoryImpl) CreateFilterChain(context context.Context, callbacks api.StreamFilterChainFactoryCallbacks)

CreateFilterChain call 'CreateFilterChain' method for each api.StreamFilterChainFactory.

func (*StreamFilterFactoryImpl) UpdateFactory 

func (s *StreamFilterFactoryImpl) UpdateFactory(config StreamFiltersConfig)

UpdateFactory update factory according to config.

type StreamFilterManager 

type StreamFilterManager interface {

	// AddOrUpdateStreamFilterConfig map the key to streamFilter chain config.
	AddOrUpdateStreamFilterConfig(key string, config StreamFiltersConfig) error

	// GetStreamFilterFactory return StreamFilterFactory indexed by key.
	GetStreamFilterFactory(key string) StreamFilterFactory
}

StreamFilterManager manager the config of all StreamFilterChainFactorys, each StreamFilterChainFactory is bound to a key, which is the listenerName by now.

func GetStreamFilterManager 

func GetStreamFilterManager() StreamFilterManager

GetStreamFilterManager return a global singleton of StreamFilterManager.

type StreamFilterManagerImpl 

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

StreamFilterManagerImpl is an implementation of interface StreamFilterManager.

func (*StreamFilterManagerImpl) AddOrUpdateStreamFilterConfig 

func (s *StreamFilterManagerImpl) AddOrUpdateStreamFilterConfig(key string, config StreamFiltersConfig) error

AddOrUpdateStreamFilterConfig map the key to streamFilter chain config.

func (*StreamFilterManagerImpl) GetStreamFilterFactory 

func (s *StreamFilterManagerImpl) GetStreamFilterFactory(key string) StreamFilterFactory

GetStreamFilterFactory return StreamFilterFactory indexed by key.

type StreamFilters 

type StreamFilters struct {
	Name    string              `json:"name,omitempty"`
	Filters StreamFiltersConfig `json:"stream_filters,omitempty"`
}

StreamFilters is the stream filter config attached with a name.

type StreamFiltersConfig 

type StreamFiltersConfig = []v2.Filter

StreamFiltersConfig is the stream filter config array.

type StreamReceiverFilterIteratorHandler added in v0.23.0 

type StreamReceiverFilterIteratorHandler func(context.Context, types.HeaderMap, types.IoBuffer, types.HeaderMap, api.StreamReceiverFilter)

StreamReceiverFilterIteratorHandler is used to implement iterator handler for receive filter.

type StreamReceiverFilterStatusHandler 

type StreamReceiverFilterStatusHandler func(phase api.ReceiverFilterPhase, status api.StreamFilterStatus)

StreamReceiverFilterStatusHandler allow users to deal with the receiver filter status.

type StreamSenderFilterIteratorHandler added in v0.23.0 

type StreamSenderFilterIteratorHandler func(context.Context, types.HeaderMap, types.IoBuffer, types.HeaderMap, api.StreamSenderFilter)

StreamSenderFilterIteratorHandler is used to implement iterator handler for send filter.

type StreamSenderFilterStatusHandler 

type StreamSenderFilterStatusHandler func(phase api.SenderFilterPhase, status api.StreamFilterStatus)

StreamSenderFilterStatusHandler allow users to deal with the sender filter status.

Source Files

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