camel-google-pubsub-kafka-connector source configuration

Connector description: Send and receive messages to/from Google Cloud Platform PubSub Service.

When using camel-google-pubsub-kafka-connector as source make sure to use the following Maven dependency to have support for the connector:

<dependency>
  <groupId>org.apache.camel.kafkaconnector</groupId>
  <artifactId>camel-google-pubsub-kafka-connector</artifactId>
  <version>x.x.x</version>
  <!-- use the same version as your Camel Kafka connector version -->
</dependency>

To use this Source connector in Kafka connect you’ll need to set the following connector.class

connector.class=org.apache.camel.kafkaconnector.googlepubsub.CamelGooglepubsubSourceConnector

The camel-google-pubsub source connector supports 16 options, which are listed below.

Name Description Default Required Priority

camel.source.path.projectId

The Google Cloud PubSub Project Id

null

true

HIGH

camel.source.path.destinationName

The Destination Name. For the consumer this will be the subscription name, while for the producer this will be the topic name.

null

true

HIGH

camel.source.endpoint.ackMode

AUTO = exchange gets ack’ed/nack’ed on completion. NONE = downstream process has to ack/nack explicitly One of: [AUTO] [NONE]

"AUTO"

false

MEDIUM

camel.source.endpoint.concurrentConsumers

The number of parallel streams consuming from the subscription

"1"

false

MEDIUM

camel.source.endpoint.loggerId

Logger ID to use when a match to the parent route required

null

false

MEDIUM

camel.source.endpoint.maxMessagesPerPoll

The max number of messages to receive from the server in a single API call

"1"

false

MEDIUM

camel.source.endpoint.serviceAccountKey

The Service account key that can be used as credentials for the PubSub publisher/subscriber. It can be loaded by default from classpath, but you can prefix with classpath:, file:, or http: to load the resource from different systems.

null

true

HIGH

camel.source.endpoint.synchronousPull

Synchronously pull batches of messages

false

false

MEDIUM

camel.source.endpoint.bridgeErrorHandler

Allows for bridging the consumer to the Camel routing Error Handler, which mean any exceptions occurred while the consumer is trying to pickup incoming messages, or the likes, will now be processed as a message and handled by the routing Error Handler. By default the consumer will use the org.apache.camel.spi.ExceptionHandler to deal with exceptions, that will be logged at WARN or ERROR level and ignored.

false

false

MEDIUM

camel.source.endpoint.exceptionHandler

To let the consumer use a custom ExceptionHandler. Notice if the option bridgeErrorHandler is enabled then this option is not in use. By default the consumer will deal with exceptions, that will be logged at WARN or ERROR level and ignored.

null

false

MEDIUM

camel.source.endpoint.exchangePattern

Sets the exchange pattern when the consumer creates an exchange. One of: [InOnly] [InOut] [InOptionalOut]

null

false

MEDIUM

camel.component.google-pubsub.endpoint

Endpoint to use with local Pub/Sub emulator.

null

false

MEDIUM

camel.component.google-pubsub.serviceAccountKey

The Service account key that can be used as credentials for the PubSub publisher/subscriber. It can be loaded by default from classpath, but you can prefix with classpath:, file:, or http: to load the resource from different systems.

null

true

HIGH

camel.component.google-pubsub.bridgeErrorHandler

Allows for bridging the consumer to the Camel routing Error Handler, which mean any exceptions occurred while the consumer is trying to pickup incoming messages, or the likes, will now be processed as a message and handled by the routing Error Handler. By default the consumer will use the org.apache.camel.spi.ExceptionHandler to deal with exceptions, that will be logged at WARN or ERROR level and ignored.

false

false

MEDIUM

camel.component.google-pubsub.autowiredEnabled

Whether autowiring is enabled. This is used for automatic autowiring options (the option must be marked as autowired) by looking up in the registry to find if there is a single instance of matching type, which then gets configured on the component. This can be used for automatic configuring JDBC data sources, JMS connection factories, AWS Clients, etc.

true

false

MEDIUM

camel.component.google-pubsub.publisherTermination Timeout

How many milliseconds should a producer be allowed to terminate.

null

false

MEDIUM

The camel-google-pubsub source connector has no converters out of the box.

The camel-google-pubsub source connector has no transforms out of the box.

The camel-google-pubsub source connector has no aggregation strategies out of the box.

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