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protonats

package module

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Versions in this module

v0

v0.2.0

Oct 31, 2021

Changes in this version

+ var ErrTraceStateExtension = errors.New("cloudevents extension not contain key: " + extensions.TraceStateExtension)

+ func ExtractDistributedTracingExtension(ctx context.Context, event *cloudevents.Event) (opentracing.SpanContext, error)

+ func InjectDistributedTracingExtension(ctx context.Context, event *cloudevents.Event)

+ func NewTeleObservability(t *tel.Telemetry, m metrics.MetricsReader, opts ...ObservabilityOption) client.ObservabilityService

+ type ObservabilityOption func(*TeleObservability)

+ func WithSpanAttributesGetter(attrGetter SpanAttrGetter) ObservabilityOption

+ func WithSpanNameFormatter(nameFormatter SpanNameFormatter) ObservabilityOption

+ type SpanAttrGetter func(cloudevents.Event) opentracing.Tags

+ type SpanNameFormatter func(cloudevents.Event) string

type TeleObservability

+ func (t *TeleObservability) GetSpanAttributes(e cloudevents.Event, method string) opentracing.Tags

v0.1.0

Oct 30, 2021

Changes in this version

+ var ErrEmptySubject = errors.New("empty subject list")

+ func NewSender(url, subject string, natsOpts []nats.Option, opts ...cn.SenderOption) (protocol.SendCloser, error)

+ type Consumer struct

+ Conn *nats.Conn

+ Subject string

+ Subscriber Subscriber

+ func NewConsumer(url, subject string, natsOpts []nats.Option, opts ...ConsumerOption) (*Consumer, error)

+ func NewConsumerFromConn(conn *nats.Conn, subject string, opts ...ConsumerOption) (*Consumer, error)

+ func (c *Consumer) Close(ctx context.Context) error

+ func (c *Consumer) OpenInbound(ctx context.Context) error

+ type ConsumerOption func(*Consumer) error

+ func WithQueuePoolSubscriber(queue string, subject ...string) ConsumerOption

+ func WithQueueSubscriber(queue string) ConsumerOption

+ type DrainList []Dryer

+ func (d DrainList) Drain() error

+ type Dryer interface

+ Drain func() error

+ type NatsReceiver interface

+ func NewReceiver(ch <-chan *nats.Msg) NatsReceiver

+ type OpenerReceiverCloser interface

+ type Protocol struct

+ Conn *nats.Conn

+ Consumer OpenerReceiverCloser

+ Sender protocol.SendCloser

+ func NewProtocol(url, sendSubject, receiveSubject string, natsOpts []nats.Option, ...) (*Protocol, error)

+ func NewProtocolFromConn(conn *nats.Conn, sendSubject, receiveSubject string, opts ...ProtocolOption) (*Protocol, error)

+ func (p *Protocol) Close(ctx context.Context) error

+ func (p *Protocol) OpenInbound(ctx context.Context) error

+ func (p *Protocol) Receive(ctx context.Context) (binding.Message, error)

+ func (p *Protocol) Send(ctx context.Context, in binding.Message, transformers ...binding.Transformer) error

+ type ProtocolOption func(*Protocol) error

+ func WithConsumerOptions(opts ...ConsumerOption) ProtocolOption

+ type QueueSubscriber struct

+ Queue string

+ func (s *QueueSubscriber) Subscribe(conn *nats.Conn, subject string, cn chan *nats.Msg) (Dryer, error)

+ type Receiver struct

+ func (r *Receiver) Receive(ctx context.Context) (binding.Message, error)

+ type RegularSubscriber struct

+ func (s *RegularSubscriber) Subscribe(conn *nats.Conn, subject string, cn chan *nats.Msg) (Dryer, error)

+ type Sender struct

+ func NewSenderFromConn(conn *nats.Conn, subject string, opts ...cn.SenderOption) (*Sender, error)

+ func (s *Sender) Send(ctx context.Context, in binding.Message, transformers ...binding.Transformer) (err error)

+ type SubjectQueuePool struct

+ Queue string

+ Subjects []string

+ func (s *SubjectQueuePool) Subscribe(conn *nats.Conn, _ string, cn chan *nats.Msg) (Dryer, error)

+ type Subscriber interface

+ Subscribe func(conn *nats.Conn, subject string, cn chan *nats.Msg) (Dryer, error)

+ type TeleObservability struct

+ Metrics metrics.MetricsReader

+ func (t *TeleObservability) InboundContextDecorators() []func(context.Context, binding.Message) context.Context

+ func (t *TeleObservability) RecordCallingInvoker(_ctx context.Context, e *event.Event) (context.Context, func(errOrResult error))

+ func (t *TeleObservability) RecordSendingEvent(_ctx context.Context, e event.Event) (context.Context, func(errOrResult error))

+ func (t TeleObservability) RecordReceivedMalformedEvent(_ context.Context, _ error)

+ func (t TeleObservability) RecordRequestEvent(ctx context.Context, _ event.Event) (context.Context, func(error, *event.Event))