我正在尝试以分布式模式启动 Kafka 连接,即使在独立模式下我也无法继续
这是我的弹性搜索接收器属性
name=elasticsearch-sink
connector.class=io.confluent.connect.elasticsearch.ElasticsearchSinkConnector
tasks.max=5
topics=fsp-audit
key.ignore=true
connection.url=https://****.amazonaws.com
type.name=kafka-connect
errors.tolerance = all
errors.deadletterqueue.topic.name = fsp-dlq-audit-event
这是我的连接-distributed.properties
bootstrap.servers=***:9092,***:9092,***:9092
group.id=connect-cluster
key.converter=org.apache.kafka.connect.json.JsonConverter
value.converter=org.apache.kafka.connect.json.JsonConverter
key.converter.schemas.enable=false
value.converter.schemas.enable=false
offset.storage.topic=connect-offsets
offset.storage.replication.factor=1
schema.enabled=false
config.storage.topic=connect-configs
config.storage.replication.factor=1
status.storage.topic=connect-status
status.storage.replication.factor=1
offset.flush.interval.ms=10000
plugin.path=/usr/local/confluent/share/java
我还预先创建了三个 topi
connect-offsets
connect-configs
connect-status
我在 EC2 上运行它并使用 MSK 作为 Kafka 。我检查了从我的 EC2 到 MSK 的连接,并且我能够远程访问
我得到这个错误
[2020-01-30 08:53:12,126] INFO [AdminClient clientId=adminclient-1] Metadata update failed (org.apache.kafka.clients.admin.internals.AdminMetadataManager:237)
org.apache.kafka.common.errors.TimeoutException: Timed out waiting to send the call.
[2020-01-30 08:53:12,145] INFO [AdminClient clientId=adminclient-1] Metadata update failed (org.apache.kafka.clients.admin.internals.AdminMetadataManager:237)
org.apache.kafka.common.errors.TimeoutException: Timed out waiting to send the call.
[2020-01-30 08:53:12,149] ERROR Stopping due to error (org.apache.kafka.connect.cli.ConnectDistributed:83)
org.apache.kafka.connect.errors.ConnectException: Failed to connect to and describe Kafka cluster. Check worker's broker connection and security properties.
at org.apache.kafka.connect.util.ConnectUtils.lookupKafkaClusterId(ConnectUtils.java:64)
at org.apache.kafka.connect.util.ConnectUtils.lookupKafkaClusterId(ConnectUtils.java:45)
at org.apache.kafka.connect.cli.ConnectDistributed.startConnect(ConnectDistributed.java:94)
at org.apache.kafka.connect.cli.ConnectDistributed.main(ConnectDistributed.java:77)
Caused by: java.util.concurrent.ExecutionException: org.apache.kafka.common.errors.TimeoutException: Timed out waiting for a node assignment.
at org.apache.kafka.common.internals.KafkaFutureImpl.wrapAndThrow(KafkaFutureImpl.java:45)
at org.apache.kafka.common.internals.KafkaFutureImpl.access$000(KafkaFutureImpl.java:32)
at org.apache.kafka.common.internals.KafkaFutureImpl$SingleWaiter.await(KafkaFutureImpl.java:89)
at org.apache.kafka.common.internals.KafkaFutureImpl.get(KafkaFutureImpl.java:260)
at org.apache.kafka.connect.util.ConnectUtils.lookupKafkaClusterId(ConnectUtils.java:58)
问题:如果我必须在分布式模式下运行 Kafka 连接,我必须使用多个 EC2/vm 吗?