---
version: '2'
services:
zookeeper-1:
image: confluentinc/cp-zookeeper:latest
environment:
ZOOKEEPER_SERVER_ID: 1
ZOOKEEPER_CLIENT_PORT: 22181
ZOOKEEPER_TICK_TIME: 2000
ZOOKEEPER_INIT_LIMIT: 5
ZOOKEEPER_SYNC_LIMIT: 2
ZOOKEEPER_SERVERS: localhost:22888:23888;localhost:32888:33888;localhost:42888:43888
network_mode: host
extra_hosts:
- "moby:127.0.0.1"
zookeeper-2:
image: confluentinc/cp-zookeeper:latest
environment:
ZOOKEEPER_SERVER_ID: 2
ZOOKEEPER_CLIENT_PORT: 32181
ZOOKEEPER_TICK_TIME: 2000
ZOOKEEPER_INIT_LIMIT: 5
ZOOKEEPER_SYNC_LIMIT: 2
ZOOKEEPER_SERVERS: localhost:22888:23888;localhost:32888:33888;localhost:42888:43888
network_mode: host
extra_hosts:
- "moby:127.0.0.1"
zookeeper-3:
image: confluentinc/cp-zookeeper:latest
environment:
ZOOKEEPER_SERVER_ID: 3
ZOOKEEPER_CLIENT_PORT: 42181
ZOOKEEPER_TICK_TIME: 2000
ZOOKEEPER_INIT_LIMIT: 5
ZOOKEEPER_SYNC_LIMIT: 2
ZOOKEEPER_SERVERS: localhost:22888:23888;localhost:32888:33888;localhost:42888:43888
network_mode: host
extra_hosts:
- "moby:127.0.0.1"
kafka-1:
image: confluentinc/cp-kafka:latest
network_mode: host
depends_on:
- zookeeper-1
- zookeeper-2
- zookeeper-3
environment:
KAFKA_BROKER_ID: 1
KAFKA_ZOOKEEPER_CONNECT: localhost:22181,localhost:32181,localhost:42181
KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://localhost:19092
extra_hosts:
- "moby:127.0.0.1"
kafka-2:
image: confluentinc/cp-kafka:latest
network_mode: host
depends_on:
- zookeeper-1
- zookeeper-2
- zookeeper-3
environment:
KAFKA_BROKER_ID: 2
KAFKA_ZOOKEEPER_CONNECT: localhost:22181,localhost:32181,localhost:42181
KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://localhost:29092
extra_hosts:
- "moby:127.0.0.1"
kafka-3:
image: confluentinc/cp-kafka:latest
network_mode: host
depends_on:
- zookeeper-1
- zookeeper-2
- zookeeper-3
environment:
KAFKA_BROKER_ID: 3
KAFKA_ZOOKEEPER_CONNECT: localhost:22181,localhost:32181,localhost:42181
KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://localhost:39092
extra_hosts:
- "moby:127.0.0.1"
这是使用网络mode=host的多节点集群的汇合点示例.我应该使用什么地址进行内部连接。
例如,下面的一个是单节点kafka集群。
kafka:
image: confluentinc/cp-kafka:latest
depends_on:
- zookeeper
ports:
- 9092:9092
environment:
KAFKA_BROKER_ID: 1
KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:29092,PLAINTEXT_HOST://localhost:9092
KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
在这里,我可以使用kafka:29092
进行内部连接。
对于多节点,我采用了相同的方法,但得到了错误。有人能解释为什么这种方法不适用于多节点集群,以及如何建立内部连接。谢谢。
发布于 2019-04-28 16:41:02
在这里我可以使用kafka:29092作为内部连接。
这是因为它被列为要连接到的内部客户端的广告侦听器。KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:29092
您已经从每个代理中删除了服务名称,因此客户端现在试图连接到广告中的localhost
地址,但失败了,因为运行应用程序的容器因此试图连接到自己(通过本地主机),而不是任何卡夫卡容器。
https://stackoverflow.com/questions/55888347
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