github.com/argoproj/argo-events@v1.9.1/eventbus/common/interface.go (about)

     1  package common
     2  
     3  import (
     4  	"context"
     5  	"fmt"
     6  	"time"
     7  
     8  	cloudevents "github.com/cloudevents/sdk-go/v2"
     9  )
    10  
    11  type Connection interface {
    12  	Close() error
    13  
    14  	IsClosed() bool
    15  }
    16  
    17  type EventSourceConnection interface {
    18  	Connection
    19  
    20  	Publish(ctx context.Context, msg Message) error
    21  }
    22  
    23  type TriggerConnection interface {
    24  	Connection
    25  
    26  	fmt.Stringer // need to implement String()
    27  
    28  	Subscribe(ctx context.Context,
    29  		closeCh <-chan struct{},
    30  		resetConditionsCh <-chan struct{},
    31  		lastResetTime time.Time,
    32  		transform func(depName string, event cloudevents.Event) (*cloudevents.Event, error),
    33  		filter func(string, cloudevents.Event) bool,
    34  		action func(map[string]cloudevents.Event),
    35  		defaultSubject *string) error
    36  }
    37  
    38  type EventSourceDriver interface {
    39  	Initialize() error
    40  	Connect(clientID string) (EventSourceConnection, error)
    41  }
    42  
    43  type SensorDriver interface {
    44  	Initialize() error
    45  	Connect(ctx context.Context,
    46  		triggerName string,
    47  		dependencyExpression string,
    48  		deps []Dependency,
    49  		atLeastOnce bool) (TriggerConnection, error)
    50  }