kafka

Documentation

Overview

Copyright 2020 The Knative Authors

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Index

• func NewAdapter(ctx context.Context, processed adapter.EnvConfigAccessor, ...) adapter.MessageAdapter
• func NewEnvConfig() adapter.EnvConfigAccessor
• type Adapter
  • func (a *Adapter) Cleanup(sess sarama.ConsumerGroupSession)
  • func (a *Adapter) ConsumerMessageToHttpRequest(ctx context.Context, cm *sarama.ConsumerMessage, req *nethttp.Request) error
  • func (a *Adapter) GetConsumerGroup() string
  • func (a *Adapter) Handle(ctx context.Context, msg *sarama.ConsumerMessage) (bool, error)
  • func (a *Adapter) HandleServiceMessage(ctx context.Context, message ctrl.ServiceMessage)
  • func (a *Adapter) SetRateLimits(r rate.Limit, b int)
  • func (a *Adapter) SetReady(int32, bool)
  • func (a *Adapter) Setup(sess sarama.ConsumerGroupSession)
  • func (a *Adapter) Start(ctx context.Context) (err error)
• type AdapterConfig

Functions

func NewAdapter

func NewAdapter(ctx context.Context, processed adapter.EnvConfigAccessor, httpMessageSender *kncloudevents.HTTPMessageSender, reporter source.StatsReporter) adapter.MessageAdapter

func NewEnvConfig

func NewEnvConfig() adapter.EnvConfigAccessor

Types

type Adapter

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

func (*Adapter) Cleanup

func (a *Adapter) Cleanup(sess sarama.ConsumerGroupSession)

func (*Adapter) ConsumerMessageToHttpRequest

func (a *Adapter) ConsumerMessageToHttpRequest(ctx context.Context, cm *sarama.ConsumerMessage, req *nethttp.Request) error

func (*Adapter) GetConsumerGroup

func (a *Adapter) GetConsumerGroup() string

func (*Adapter) Handle

func (a *Adapter) Handle(ctx context.Context, msg *sarama.ConsumerMessage) (bool, error)

func (*Adapter) HandleServiceMessage

func (a *Adapter) HandleServiceMessage(ctx context.Context, message ctrl.ServiceMessage)

func (*Adapter) SetRateLimits

func (a *Adapter) SetRateLimits(r rate.Limit, b int)

SetRateLimiter sets the global consumer rate limiter

func (*Adapter) SetReady

func (a *Adapter) SetReady(int32, bool)

func (*Adapter) Setup

func (a *Adapter) Setup(sess sarama.ConsumerGroupSession)

func (*Adapter) Start

func (a *Adapter) Start(ctx context.Context) (err error)

type AdapterConfig

type AdapterConfig struct {
	adapter.EnvConfig
	client.KafkaEnvConfig

	Topics        []string `envconfig:"KAFKA_TOPICS" required:"true"`
	ConsumerGroup string   `envconfig:"KAFKA_CONSUMER_GROUP" required:"true"`
	Name          string   `envconfig:"NAME" required:"true"`
	KeyType       string   `envconfig:"KEY_TYPE" required:"false"`

	// Turn off the control server.
	DisableControlServer bool
}