Redis再次开源！reids8.0.0一键安装脚本分享

准备工作

1. 下载 Redis 8 安装包

bash 复制代码

# Redis 8.0.0 示例（请替换为实际版本）
http://download.redis.io/releases/redis-8.0.0.tar.gz

一、脚本内容：

bash 复制代码

#!/usr/bin/python
# -*- coding: UTF-8 -*-

import os
import time
import shutil
import subprocess

REDIS_VERSION = "redis-8.0.0"
REDIS_TAR = REDIS_VERSION + ".tar.gz"  # 改为Python 2兼容的字符串拼接
INSTALL_DIR = "/usr/local/redis"
BACKUP_DIR = os.path.join(INSTALL_DIR, "backups")
BACKUP_SCRIPT = os.path.join(INSTALL_DIR, "backup_redis.sh")

def run_command(cmd, error_msg):
    """执行命令并检查结果，失败时抛出异常（Python 2兼容版本）"""
    ret = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
    output, error = ret.communicate()
    if ret.returncode != 0:
        raise Exception("%s (code: %d)\nError output: %s" % (error_msg, ret.returncode, error))

def install_dependencies():
    """安装依赖"""
    try:
        run_command("rpm -Uvh --force --nodeps ./gcc/*.rpm", "依赖安装失败，请检查gcc RPM包是否存在")
    except Exception as e:
        print "\033[31m错误：%s\033[0m" % str(e)
        raise

def install_redis():
    """安装Redis"""
    try:
        # 解压
        if not os.path.exists(REDIS_TAR):
            raise Exception("Redis安装包 %s 不存在" % REDIS_TAR)
        run_command("tar -zxvf " + REDIS_TAR, "解压Redis失败")
        
        # 编译安装
        os.chdir(REDIS_VERSION)
        run_command("make MALLOC=libc", "编译Redis失败")
        os.chdir("src")
        run_command("make install", "安装Redis失败")
        
        # 创建安装目录
        if os.path.exists(INSTALL_DIR):
            shutil.rmtree(INSTALL_DIR)
        os.makedirs(INSTALL_DIR)
        
        # 复制文件
        run_command("cp -R ./* " + INSTALL_DIR, "复制文件失败")
        run_command("cp ../redis.conf " + INSTALL_DIR + "/", "复制配置文件失败")
        
        # 修改配置
        conf_path = os.path.join(INSTALL_DIR, "redis.conf")
        with open(conf_path, "r") as f:
            content = f.read()
            content = content.replace("daemonize no", "daemonize yes")
            content = content.replace("bind 127.0.0.1 -::1", "bind 0.0.0.0")
            content = content.replace("# requirepass foobared", "requirepass 123456")
        with open(conf_path, "w") as f:
            f.write(content)
        
        # 启动Redis
        run_command(INSTALL_DIR + "/redis-server " + INSTALL_DIR + "/redis.conf", "启动Redis服务失败")
    except Exception as e:
        print "\033[31m错误：%s\033[0m" % str(e)
        raise

def setup_backup():
    """配置数据备份策略（Python 2兼容版本）"""
    try:
        # 创建备份目录
        if not os.path.exists(BACKUP_DIR):
            os.makedirs(BACKUP_DIR)
        
        # 创建备份脚本
        backup_script = """#!/bin/bash
BACKUP_DIR="%s"
DATE=$(date +%%Y%%m%%d_%%H%%M%%S)
# 备份RDB文件
cp %s/dump.rdb "$BACKUP_DIR/dump_$DATE.rdb" 2>/dev/null || echo "无RDB文件可备份"
# 删除7天前的备份
find "$BACKUP_DIR" -name 'dump_*.rdb' -mtime +7 -exec rm -f {} \\;
""" % (BACKUP_DIR, INSTALL_DIR)
        with open(BACKUP_SCRIPT, "w") as f:
            f.write(backup_script)
        os.chmod(BACKUP_SCRIPT, 0755)
        
        # 添加cron任务
        cron_job = "0 2 * * * root " + BACKUP_SCRIPT + "\n"
        with open("/etc/cron.d/redis_backup", "w") as f:
            f.write(cron_job)
    except Exception as e:
        print "\033[33m警告：备份配置失败 - %s\033[0m" % str(e)

def detect_service():
    """检测服务是否运行（Python 2兼容版本）"""
    try:
        time.sleep(3)
        result = subprocess.Popen("pgrep -f redis-server", shell=True, stdout=subprocess.PIPE)
        output = result.communicate()[0]
        return result.returncode == 0
    except:
        return False

def prompt_success():
    """安装成功提示（Python 2兼容版本）"""
    print """
    \033[5;32;40m 恭喜%s安装成功！ \033[0m
    
    使用前注意：
        Redis已启动，端口：6379，绑定所有网卡，密码：123456
        防火墙需放行6379端口，临时关闭防火墙命令：systemctl stop firewalld
    安装路径：%s
    启动命令：%s/redis-server %s/redis.conf
    配置文件：%s/redis.conf
    
    数据备份策略：
        每日凌晨2点自动备份RDB文件至：%s
        保留最近7天的备份，旧备份自动删除
        备份脚本位置：%s
    """ % (REDIS_VERSION, INSTALL_DIR, INSTALL_DIR, INSTALL_DIR, INSTALL_DIR, BACKUP_DIR, BACKUP_SCRIPT)

def prompt_fail():
    """安装失败提示（Python 2兼容版本）"""
    print """
    \033[5;31;40m 安装失败，请检查错误信息！ \033[0m
    """

if __name__ == '__main__':
    try:
        install_dependencies()
        install_redis()
        setup_backup()
        if detect_service():
            prompt_success()
        else:
            print "\033[31m错误：Redis进程未检测到，可能启动失败\033[0m"
            prompt_fail()
    except Exception as e:
        prompt_fail()

二、执行步骤

bash 复制代码

[root@myoracle redis8]# chmod +x redis8.py
[root@myoracle redis8]# ./redis8.py