1、創建test用戶
adduser test
2、?給test用戶設置密碼
passwd test（輸入兩次密碼）
3、給/etc/sudoers文件添加寫權限
chmod -v u+w /etc/sudoers
4、給test用戶授root權限，
編輯/etc/sudoers
vi /etc/sudoers
## Allow root to run any commands anywhere
root? ?
ALL=(ALL)? ? ?
?ALL
rabbitmq ALL=(ALL)? ? ? ?
ALL （添加這一行）
保存退出
rpm -qa|grep java
rpm -qa|grep jdk
vi /etc/profile
JAVA_HOME=/usr/local/jdk/jdk1.8.0_91
JRE_HOME=$JAVA_HOME/jre
PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
CLASSPATH=:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib/dt.jar
export JAVA_HOME JRE_HOME PATH CLASSPATH
source /etc/profile
export ZOOKEEPER_HOME=/usr/zookeeper
export PATH=.:$JAVA_HOME/bin:$ZOOKEEPER_HOME/bin:$PATH
創建zook數據目錄
/home/data/zkcluster
dataLogDir=/home/data/zkcluster/logs
關閉防火牆
firewall-cmd --zone=public --add-port=2181/tcp --permanent
firewall-cmd --reload
firewall-cmd --zone=public --add-port=2888/tcp --permanent
firewall-cmd --zone=public --add-port=3888/tcp --permanentfirewall-cmd --add-service=mysql # 開放mysql端口
firewall-cmd --remove-service=http # 阻止http端口
firewall-cmd --list-services # 查看開放的服務
firewall-cmd --add-port=3306/tcp # 開放通過tcp訪問3306
firewall-cmd --remove-port=80tcp # 阻止通過tcp訪問3306
firewall-cmd --add-port=233/udp # 開放通過udp訪問233
firewall-cmd --list-ports # 查看開放的端口
systemctl status firewalld.service #檢查防火牆狀態
systemctl stop firewalld.service #關閉防火牆
systemctl stop firewalld.service #停止firewall
systemctl disable firewalld.service #禁止firewall開機啓動
1
2
[root@localhost ~]#systemctl stop firewalld.service
[root@localhost ~]#systemctl disable firewalld.service
啓動一個服務：systemctl start firewalld.service
關閉一個服務：systemctl stop firewalld.service
重啓一個服務：systemctl restart firewalld.service
顯示一個服務的狀態：systemctl status firewalld.service
在開機時啓用一個服務：systemctl enable firewalld.service
在開機時禁用一個服務：systemctl disable firewalld.service
查看服務是否開機啓動：systemctl is-enabled firewalld.service;echo $?
查看已啓動的服務列表：systemctl list-unit-files|grep enabled
systemctl disable firewalld.service #禁止開機啓動防火牆
server.1=172.16.6.8:2881:3881
server.2=172.16.6.9:2882:3882
server.3=172.16.6.10:2883:3883
ps aux|grep zookeeper
message.max.byte=5242880
default.replication.factor=2
replica.fetch.max.bytes=5242880
listeners=PLAINTEXT://172.16.6.8:9092
auto.create.topics.enable=false
export KAFKA_HOME=/usr/kafka
PATH=$PATH:$KAFKA_HOME/bin
firewall-cmd --zone=public --add-port=9092/tcp --permanent
firewall-cmd --reload
守護進程模式
./kafka-server-start.sh -daemon ../config/server.properties
創建一個topic
bin/kafka-topics.sh --create --zookeeper 172.16.6.8:2181,172.16.6.9:2181,172.16.6.10:2181 --replication-factor 1 --partitions 1 --topic test
查看topic列表
kafka-topics.sh --list --zookeeper 172.16.6.8:2181
模擬客戶方發送消息
bin/kafka-console-producer.sh --broker-list 172.16.6.8:9092,172.16.6.9:9092,172.16.6.10:9092 --topic ebadata
模擬客戶端接收
bin/kafka-console-consumer.sh --zookeeper 172.16.6.8:2181,172.16.6.9:2181,172.16.6.10:2181 --from-beginning --topic test