环境配置

环境准备

CentOS 7
JDK 1.8
Nginx 1.18
Redis 3.2.4
Zookeeper 3.7.1
Kafka 2.12-3.3.1
Flink 1.14.6
Clickhouse 23.2.1
nodejs >= 8.9
npm >=3.0.0

初始化步骤参考

创建安装目录

mkdir /usr/local/services

Java 1.8 安装参考

下载 jdk-8u211-linux-x64.rpm

rpm -ivh jdk-8u211-linux-x64.rpm

nginx 安装参考

yum install nginx
systemctl start nginx

###### nginx安装注意事项

Redis 3.2.4 安装参考

从 Redis 官网下载安装包

wget https://download.redis.io/releases/redis-3.2.4.tar.gz

解压

将安装包拷贝至/usr/local/services/目录并解压, 解压后进入redis安装目录：
```
cd /usr/local/services/
tar xzf redis-3.2.4.tar.gz
cd redis-3.2.4
```
编译
```
make
```
安装
```
make install
```
默认情况下，Redis 会被安装在/usr/local/bin目录下

###### redis安装注意事项

修改配置

拷贝redis.conf 至/etc/redis/redis.conf

mkdir /etc/redis
cp redis.conf /etc/redis/redis.conf

修改配置文件：/etc/redis/redis.conf

vim /etc/redis/redis.conf

protected-mode no
daemonize yes
appendonly yes

启动服务

/usr/local/bin/redis-server /etc/redis/redis.conf

检查安装是否成功
```
cd /usr/local/bin
./redis-cli
```

Zookeeper 3.7.1 安装参考

从 Zookeeper 官网下载安装包

wget --no-check-certificate https://dlcdn.apache.org/zookeeper/zookeeper-3.7.1/apache-zookeeper-3.7.1-bin.tar.gz

解压

将安装包拷贝至/usr/local/services/目录并解压, 解压后进入Zookeeper安装目录：
```
cd /usr/local/services/
tar -zxvf apache-zookeeper-3.7.1-bin.tar.gz
cd apache-zookeeper-3.7.1-bin
```

修改配置

拷贝配置文件，并增加配置项

cp ./conf/zoo_sample.cfg ./conf/zoo.cfg

admin.serverPort=8887

启动zk
```
./bin/zkServer.sh start
```
检查
```
./bin/zkServer.sh status
```
未启动成功，从./logs里查看启动日志

Kafka 2.12-3.3.1 安装参考

从 Kafka 官网下载安装包

wget --no-check-certificate https://archive.apache.org/dist/kafka/3.3.1/kafka_2.12-3.3.1.tgz

解压

将安装包拷贝至/usr/local/services/目录并解压, 解压后进入Kafka安装目录：
```
cd /usr/local/services/
tar -xzf kafka_2.12-3.3.1.tgz
cd kafka_2.12-3.3.1
```

启动

./bin/kafka-server-start.sh  -daemon config/server.properties

检查

创建名为test的topic

./bin/kafka-topics.sh --create --bootstrap-server 127.0.0.1:9092 --replication-factor 1 --partitions 1 --topic test

查看topic

./bin/kafka-topics.sh --bootstrap-server 127.0.0.1:9092 --describe --topic test

不报错正常，如果未启动成功，从./logs里查看启动日志

Flink 1.14.6 安装参考

从 Flink官网下载安装包

wget https://archive.apache.org/dist/flink/flink-1.14.6/flink-1.14.6-bin-scala_2.12.tgz

解压

将安装包拷贝至/usr/local/services/目录，重命名为flink-1.14.6.tgz后解压, 解压后进入Flink安装目录：
```
cd /usr/local/services/
mv flink-1.14.6-bin-scala_2.12.tgz flink-1.14.6.tgz
tar -xzf flink-1.14.6.tgz
cd flink-1.14.6
```
启动
```
./bin/start-cluster.sh
```
检查

http://localhost:8081/

Clickhouse 23.2.1 安装参考

安装clickhouse

yum install -y yum-utils
rpm --import https://repo.yandex.ru/clickhouse/CLICKHOUSE-KEY.GPG
yum-config-manager --add-repo https://repo.yandex.ru/clickhouse/rpm/stable/x86_64
yum install clickhouse-server clickhouse-client

修改用户验证信息

修改/etc/clickhouse-server/users.xml文件，在标签下设置用户验证信息。比如，我们设定一个用户名为default，密码为123456。
更多设置请参考ClickHouse官方文档。

启动数据库

sudo systemctl enable clickhouse-server  
sudo systemctl start clickhouse-server  
sudo systemctl status clickhouse-server

登录数据库

clickhouse-client -u default --password 123456

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