centos 下redis 连接
时间: 2024-10-08 20:13:27 浏览: 47
在 CentOS 系统中安装和连接 Redis,通常需要以下步骤:
1. **安装 Redis**:
打开终端并使用 yum 包管理器安装 Redis。如果你的系统还未安装 wget 或者 curl,先安装它们:
```
sudo yum install -y wget
sudo wget https://dl.redis.io/releases/redis-latest.tar.gz
sudo tar xzf redis-latest.tar.gz
cd redis-* # 进入解压后的目录
sudo make && sudo make install
```
2. **启动 Redis服务**:
完成安装后,可以使用以下命令启动 Redis 服务:
```
sudo systemctl start redis
```
如果你想让 Redis 在系统启动时自动运行,可以执行:
```
sudo systemctl enable redis
```
3. **检查连接**:
使用 `redis-cli` 工具来测试连接:
```
redis-cli -h localhost
```
如果一切正常,会显示 Redis 的欢迎信息。
4. **配置防火墙**:
防火墙可能会阻止 Redis 的外部访问,你可以通过 `firewalld` 或 `iptables` 开放相应的端口(默认是 6379),允许来自任何 IP 的连接:
```bash
sudo firewall-cmd --permanent --add-port=6379/tcp
sudo firewall-cmd --reload
```
5. **验证远程连接** (如果需要):
如果你需要从其他机器连接,还需要修改 Redis 的配置文件 `/etc/redis/redis.conf`,将 `bind 127.0.0.1` 改为 `bind 0.0.0.0` 来监听所有网络地址。
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