internal

package
v0.3.0 Latest Latest
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 Go to latest Published: Jul 7, 2024 License: MIT Imports: 16 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	RestrictedForwardMessage_InvalidOperation int = 0
	RestrictedForwardMessage_Recursive        int = 1
)
View Source 
const (
	LOGGER_PREFIX string = "[worker-nsq] "
)

Variables

View Source 
var (
	GlobalTracerManager             *TracerManager      // be register from NsqWorker
	GlobalContextHelper             ContextHelper       = ContextHelper{}
	GlobalRestrictedMessageDelegate nsq.MessageDelegate = RestrictedMessageDelegate(0)

	NsqWorkerModuleInstance = NsqWorkerModule{}

	NsqWorkerLogger *log.Logger = log.New(os.Stdout, LOGGER_PREFIX, log.LstdFlags|log.Lmsgprefix)
)

Functions

func StopRecursiveForwardMessageHandler 

func StopRecursiveForwardMessageHandler(ctx *Context, msg *Message) error

Types

type CompositeMessageObserver 

type CompositeMessageObserver []MessageObserver

func (CompositeMessageObserver) OnFinish 

func (o CompositeMessageObserver) OnFinish(ctx *Context, message *nsq.Message)

OnFinish implements MessageObserver.

func (CompositeMessageObserver) OnRequeue 

func (o CompositeMessageObserver) OnRequeue(ctx *Context, message *nsq.Message)

OnRequeue implements MessageObserver.

func (CompositeMessageObserver) OnTouch 

func (o CompositeMessageObserver) OnTouch(ctx *Context, message *nsq.Message)

OnTouch implements MessageObserver.

func (CompositeMessageObserver) Type 

func (o CompositeMessageObserver) Type() reflect.Type

Type implements MessageObserver.

type Config 

type Config = nsq.Config

type Context 

type Context struct {
	Channel string
	// contains filtered or unexported fields
}

func (*Context) Deadline 

func (*Context) Deadline() (deadline time.Time, ok bool)

Deadline implements context.Context.

func (*Context) Done 

func (*Context) Done() <-chan struct{}

Done implements context.Context.

func (*Context) Err 

func (*Context) Err() error

Err implements context.Context.

func (*Context) InvalidMessage 

func (c *Context) InvalidMessage(message *Message) error

func (*Context) Logger 

func (c *Context) Logger() *log.Logger

func (*Context) Pause added in v0.3.0 

func (c *Context) Pause(topic ...string) error

func (*Context) Resume added in v0.3.0 

func (c *Context) Resume(topic ...string) error

func (*Context) SetValue 

func (c *Context) SetValue(key, value interface{})

SetValue implements trace.ValueContext.

func (*Context) Value 

func (c *Context) Value(key interface{}) interface{}

Value implements context.Context.

type ContextHelper 

type ContextHelper struct{}

func (ContextHelper) ExtractReplyCode 

func (ContextHelper) ExtractReplyCode(ctx *Context) ReplyCode

func (ContextHelper) InjectReplyCode 

func (ContextHelper) InjectReplyCode(ctx *Context, reply ReplyCode)

type ContextMessageDelegate 

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

func NewContextMessageDelegate 

func NewContextMessageDelegate(ctx *Context) *ContextMessageDelegate

func (*ContextMessageDelegate) OnFinish 

func (d *ContextMessageDelegate) OnFinish(msg *nsq.Message)

func (*ContextMessageDelegate) OnRequeue 

func (d *ContextMessageDelegate) OnRequeue(msg *nsq.Message, delay time.Duration, backoff bool)

func (*ContextMessageDelegate) OnTouch 

func (d *ContextMessageDelegate) OnTouch(msg *nsq.Message)

type Defer 

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

func (*Defer) Do 

func (d *Defer) Do(do func(f Finalizer) error) error

type ErrorHandler 

type ErrorHandler func(ctx *Context, message *Message, err interface{})

type Finalizer 

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

func (Finalizer) Add 

func (f Finalizer) Add(actions ...func(err interface{}))

type Message 

type Message = nsq.Message

type MessageDispatcher 

type MessageDispatcher struct {
	MessageHandleService   *MessageHandleService
	MessageTracerService   *MessageTracerService
	MessageObserverService *MessageObserverService
	Router                 Router

	OnHostErrorProc OnHostErrorHandler

	ErrorHandler          ErrorHandler
	InvalidMessageHandler MessageHandler
}

func (*MessageDispatcher) ProcessMessage 

func (d *MessageDispatcher) ProcessMessage(ctx *Context, message *Message) error

func (*MessageDispatcher) Topics 

func (d *MessageDispatcher) Topics() []string

type MessageHandleModule 

type MessageHandleModule interface {
	CanSetSuccessor() bool
	SetSuccessor(successor MessageHandleModule)
	ProcessMessage(ctx *Context, message *Message, state ProcessingState, recover *Recover) error
	OnInitComplete()
	OnStart(ctx context.Context) error
	OnStop(ctx context.Context) error
}

type MessageHandleProc 

type MessageHandleProc func(ctx *Context, message *Message) error

func (MessageHandleProc) ProcessMessage 

func (proc MessageHandleProc) ProcessMessage(ctx *Context, message *Message) error

type MessageHandleService 

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

func NewMessageHandleService 

func NewMessageHandleService() *MessageHandleService

func (*MessageHandleService) ProcessMessage 

func (s *MessageHandleService) ProcessMessage(ctx *Context, message *Message, state ProcessingState, recover *Recover) error

func (*MessageHandleService) Register 

func (s *MessageHandleService) Register(module MessageHandleModule)

type MessageHandler 

type MessageHandler interface {
	ProcessMessage(ctx *Context, message *Message) error
}

type MessageObserver 

type MessageObserver interface {
	OnFinish(ctx *Context, message *Message)
	OnRequeue(ctx *Context, message *Message)
	OnTouch(ctx *Context, message *Message)
	Type() reflect.Type
}

type MessageObserverAffair 

type MessageObserverAffair interface {
	MessageObserverTypes() []reflect.Type
}

type MessageObserverService 

type MessageObserverService struct {
	MessageObservers map[reflect.Type]MessageObserver
	// contains filtered or unexported fields
}

func (*MessageObserverService) RegisterMessageObservers 

func (s *MessageObserverService) RegisterMessageObservers(msg *Message, handlerID string)

func (*MessageObserverService) UnregisterAllMessageObservers 

func (s *MessageObserverService) UnregisterAllMessageObservers(msg *Message)

type MessageTracerService 

type MessageTracerService struct {
	TracerManager *TracerManager

	Enabled bool

	InvalidMessageHandlerComponentID string
	// contains filtered or unexported fields
}

func (*MessageTracerService) TextMapPropagator 

func (s *MessageTracerService) TextMapPropagator() propagation.TextMapPropagator

func (*MessageTracerService) Tracer 

func (s *MessageTracerService) Tracer(id string) *trace.SeverityTracer

type NoopMessageDelegate 

type NoopMessageDelegate int

func (NoopMessageDelegate) OnFinish 

func (NoopMessageDelegate) OnFinish(*nsq.Message)

OnFinish implements nsq.MessageDelegate.

func (NoopMessageDelegate) OnRequeue 

func (NoopMessageDelegate) OnRequeue(m *nsq.Message, delay time.Duration, backoff bool)

OnRequeue implements nsq.MessageDelegate.

func (NoopMessageDelegate) OnTouch 

func (NoopMessageDelegate) OnTouch(*nsq.Message)

OnTouch implements nsq.MessageDelegate.

type NsqWorker 

type NsqWorker struct {
	NsqAddress         string // nsqd:127.0.0.1:4150,127.0.0.2:4150 -or- nsqlookupd:127.0.0.1:4161,127.0.0.2:4161
	Channel            string
	HandlerConcurrency int
	Config             *Config
	// contains filtered or unexported fields
}

func (*NsqWorker) Logger 

func (w *NsqWorker) Logger() *log.Logger

func (*NsqWorker) Start 

func (w *NsqWorker) Start(ctx context.Context)

func (*NsqWorker) Stop 

func (w *NsqWorker) Stop(ctx context.Context) error

type NsqWorkerModule 

type NsqWorkerModule struct{}

func (NsqWorkerModule) ConfigureLogger 

func (NsqWorkerModule) ConfigureLogger(logflags int, w io.Writer)

ConfigureLogger implements host.HostModule

func (NsqWorkerModule) DescribeHostType 

func (NsqWorkerModule) DescribeHostType() reflect.Type

DescribeHostType implements host.HostService

func (NsqWorkerModule) Init 

func (NsqWorkerModule) Init(h host.Host, app *host.AppModule)

Init implements host.HostService

func (NsqWorkerModule) InitComplete 

func (NsqWorkerModule) InitComplete(h host.Host, app *host.AppModule)

InitComplete implements host.HostService

type NsqWorkerRegistrar 

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

func NewNsqWorkerRegistrar 

func NewNsqWorkerRegistrar(worker *NsqWorker) *NsqWorkerRegistrar

func (*NsqWorkerRegistrar) AddRouter 

func (r *NsqWorkerRegistrar) AddRouter(topic string, handler MessageHandler, handlerComponentID string)

func (*NsqWorkerRegistrar) EnableTracer 

func (r *NsqWorkerRegistrar) EnableTracer(enabled bool)

func (*NsqWorkerRegistrar) RegisterMessageHandleModule 

func (r *NsqWorkerRegistrar) RegisterMessageHandleModule(module MessageHandleModule)

func (*NsqWorkerRegistrar) RegisterMessageObserver 

func (r *NsqWorkerRegistrar) RegisterMessageObserver(v MessageObserver)

func (*NsqWorkerRegistrar) SetErrorHandler 

func (r *NsqWorkerRegistrar) SetErrorHandler(handler ErrorHandler)

func (*NsqWorkerRegistrar) SetInvalidMessageHandler 

func (r *NsqWorkerRegistrar) SetInvalidMessageHandler(handler MessageHandler)

func (*NsqWorkerRegistrar) SetMessageManager 

func (r *NsqWorkerRegistrar) SetMessageManager(messageManager interface{})

type OnHostErrorHandler 

type OnHostErrorHandler func(err error) (disposed bool)

type ProcessingState 

type ProcessingState struct {
	Tracer *trace.SeverityTracer
	Span   *trace.SeveritySpan
	Topic  string
}

type Recover 

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

func (*Recover) Defer 

func (s *Recover) Defer(catch func(err interface{})) *Defer

type ReplyCode 

type ReplyCode int
const (
	UNSET ReplyCode = iota
	PASS
	FAIL
	ABORT

	INVALID ReplyCode = -1
)

func (ReplyCode) String 

func (code ReplyCode) String() string

type RestrictedForwardMessageHandler 

type RestrictedForwardMessageHandler int

func (RestrictedForwardMessageHandler) ProcessMessage 

func (h RestrictedForwardMessageHandler) ProcessMessage(ctx *Context, message *Message) error

ProcessMessage implements MessageHandler.

type RestrictedMessageDelegate 

type RestrictedMessageDelegate int

func (RestrictedMessageDelegate) OnFinish 

func (RestrictedMessageDelegate) OnFinish(*nsq.Message)

OnFinish implements nsq.MessageDelegate.

func (RestrictedMessageDelegate) OnRequeue 

func (RestrictedMessageDelegate) OnRequeue(m *nsq.Message, delay time.Duration, backoff bool)

OnRequeue implements nsq.MessageDelegate.

func (RestrictedMessageDelegate) OnTouch 

func (RestrictedMessageDelegate) OnTouch(*nsq.Message)

OnTouch implements nsq.MessageDelegate.

type RestrictedOperationError 

type RestrictedOperationError string

func (RestrictedOperationError) Error 

func (e RestrictedOperationError) Error() string

type RouteComponent 

type RouteComponent struct {
	MessageHandler     MessageHandler
	HandlerComponentID string
}

type Router 

type Router map[string]RouteComponent

func (Router) Add 

func (r Router) Add(topic string, handler MessageHandler, handlerComponentID string)

func (Router) FindHandlerComponentID 

func (r Router) FindHandlerComponentID(topic string) string

func (Router) Get 

func (r Router) Get(topic string) MessageHandler

func (Router) Has 

func (r Router) Has(topic string) bool

func (Router) Remove 

func (r Router) Remove(topic string)

type StdMessageHandleModule 

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

func NewStdMessageHandleModule 

func NewStdMessageHandleModule(dispatcher *MessageDispatcher) *StdMessageHandleModule

func (*StdMessageHandleModule) CanSetSuccessor 

func (*StdMessageHandleModule) CanSetSuccessor() bool

CanSetSuccessor implements MessageHandleModule.

func (*StdMessageHandleModule) OnInitComplete 

func (*StdMessageHandleModule) OnInitComplete()

OnInitComplete implements MessageHandleModule.

func (*StdMessageHandleModule) OnStart 

func (*StdMessageHandleModule) OnStart(ctx context.Context) error

OnStart implements MessageHandleModule.

func (*StdMessageHandleModule) OnStop 

func (*StdMessageHandleModule) OnStop(ctx context.Context) error

OnStop implements MessageHandleModule.

func (*StdMessageHandleModule) ProcessMessage 

func (m *StdMessageHandleModule) ProcessMessage(ctx *Context, message *Message, state ProcessingState, recover *Recover) error

ProcessMessage implements MessageHandleModule.

func (*StdMessageHandleModule) SetSuccessor 

func (*StdMessageHandleModule) SetSuccessor(successor MessageHandleModule)

SetSuccessor implements MessageHandleModule.

type StopError 

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

func (*StopError) Error 

func (e *StopError) Error() string

func (*StopError) Unwrap 

func (e *StopError) Unwrap() error

type TracerManager 

type TracerManager struct {
	TracerProvider    *trace.SeverityTracerProvider
	TextMapPropagator propagation.TextMapPropagator
	// contains filtered or unexported fields
}

func NewTraceManager 

func NewTraceManager() *TracerManager

func (*TracerManager) GenerateManagedTracer 

func (m *TracerManager) GenerateManagedTracer(v interface{}) *trace.SeverityTracer

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