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ubuntu kafka如何配置

小樊
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2025-03-27 10:49:40
欄目: 智能運維

在Ubuntu上配置Kafka涉及幾個步驟,包括安裝Java、Zookeeper和Kafka本身,然后修改配置文件并啟動服務。以下是一個詳細的步驟指南:

1. 安裝Java

首先,確保你的系統上安裝了Java。Kafka需要Java運行環境,推薦使用JDK 8。

sudo apt update
sudo apt install openjdk-8-jdk
java -version

驗證Java安裝成功后,設置JAVA_HOME環境變量:

echo "export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64" >> ~/.bashrc
source ~/.bashrc

2. 安裝Zookeeper

下載并解壓Zookeeper:

wget https://archive.apache.org/dist/zookeeper/zookeeper-3.4.15/zookeeper-3.4.15.tar.gz
tar -xzf zookeeper-3.4.15.tar.gz
sudo mv zookeeper-3.4.15 /usr/local/zookeeper

配置Zookeeper:

sudo cp /usr/local/zookeeper/conf/zoo.cfg /usr/local/zookeeper/conf/zoo.cfg.sample
sudo vi /usr/local/zookeeper/conf/zoo.cfg

修改zoo.cfg文件中的配置,例如:

tickTime=2000
dataDir=/usr/local/zookeeper/data
clientPort=2181

啟動Zookeeper:

sudo /usr/local/zookeeper/bin/zkServer.sh start

驗證Zookeeper是否啟動成功:

sudo netstat -nap | grep 2181

3. 安裝Kafka

下載并解壓Kafka:

wget https://downloads.apache.org/kafka/3.5.2/kafka_2.12-3.5.2.tgz
tar -xzf kafka_2.12-3.5.2.tgz
sudo mv kafka_2.12-3.5.2 /usr/local/kafka

創建Kafka日志目錄:

sudo mkdir -p /usr/local/kafka/log

配置Kafka:

sudo vi /usr/local/kafka/config/server.properties

修改server.properties文件中的配置,例如:

broker.id=0
listeners=PLAINTEXT://:9092
log.dirs=/usr/local/kafka/log
zookeeper.connect=localhost:2181

4. 啟動Kafka

創建啟動腳本kafka-start.sh

sudo vi /usr/local/kafka/bin/kafka-start.sh

添加以下內容:

#!/bin/bash
# Start Zookeeper
/usr/local/zookeeper/bin/zookeeper-server-start.sh /usr/local/kafka/config/zookeeper.properties &
sleep 3
# Start Kafka
/usr/local/kafka/bin/kafka-server-start.sh /usr/local/kafka/config/server.properties &

賦予腳本執行權限:

chmod +x /usr/local/kafka/bin/kafka-start.sh

啟動Kafka:

/usr/local/kafka/bin/kafka-start.sh

5. 驗證Kafka是否啟動成功

使用以下命令查看Kafka進程:

ps aux | grep kafka

或者使用Kafka自帶的命令行工具測試:

/usr/local/kafka/bin/kafka-topics.sh --list --zookeeper localhost:2181

6. 創建和測試Topic

創建一個Topic:

/usr/local/kafka/bin/kafka-topics.sh --create --zookeeper localhost:2181 --replication-factor 1 --partitions 1 --topic test

生產者和消費者測試:

# Producer
/usr/local/kafka/bin/kafka-console-producer.sh --broker-list localhost:9092 --topic test

# Consumer
/usr/local/kafka/bin/kafka-console-consumer.sh --bootstrap-server localhost:9092 --topic test --from-beginning

以上步驟應該可以幫助你在Ubuntu上成功配置Kafka。如果遇到問題,請檢查配置文件和日志目錄權限設置是否正確。

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