第 47 章 Kafka Batch Source

bootstrapServers *

Bootstrap Servers

Comma separated list of Kafka Broker URLs

string

password *

Password

Password to authenticate to kafka

string

topic *

Topic Names

Comma separated list of Kafka topic names

string

user *

Username

Username to authenticate to Kafka

string

allowManualCommit

Allow Manual Commit

Whether to allow doing manual commits

boolean

False

autoCommitEnable

Auto Commit Enable

If true, periodically commit to ZooKeeper the offset of messages already fetched by the consumer

boolean

True

autoOffsetReset

Auto Offset Reset

What to do when there is no initial offset. There are 3 enums and the value can be one of latest, earliest, none

string

latest

batchSize

Batch Dimension

The maximum number of records returned in a single call to poll()

integer

500

batchingIntervalMs

Batching Interval

In consumer batching mode, then this option is specifying a time in millis, to trigger batch completion eager when the current batch size has not reached the maximum size defined by maxPollRecords. Notice the trigger is not exact at the given interval, as this can only happen between kafka polls (see pollTimeoutMs option).

integer

consumerGroup

Consumer Group

A string that uniquely identifies the group of consumers to which this source belongs

string

my-group-id

deserializeHeaders

Automatically Deserialize Headers

When enabled the Kamelet source will deserialize all message headers to String representation.

boolean

True

maxPollIntervalMs

Max Poll Interval

The maximum delay between invocations of poll() when using consumer group management

integer

pollOnError

Poll On Error Behavior

What to do if kafka threw an exception while polling for new messages. There are 5 enums and the value can be one of DISCARD, ERROR_HANDLER, RECONNECT, RETRY, STOP

string

ERROR_HANDLER

pollTimeout

Poll Timeout Interval

The timeout used when polling the KafkaConsumer

integer

5000

saslMechanism

SASL Mechanism

The Simple Authentication and Security Layer (SASL) Mechanism used.

string

PLAIN

securityProtocol

Security Protocol

Protocol used to communicate with brokers. SASL_PLAINTEXT, PLAINTEXT, SASL_SSL and SSL are supported

string

SASL_SSL

topicIsPattern

Topic Is Pattern

Whether the topic is a pattern (regular expression). This can be used to subscribe to dynamic number of topics matching the pattern.

boolean

False