如何使用expect部署redis

worktile 1年前其他 28

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这个人很懒，什么都没有留下～

使用expect部署redis可以自动化配置和部署redis，节省管理员的时间和精力。下面是使用expect部署redis的步骤：

安装expect：在Linux系统中，可以使用以下命令安装expect：
```
sudo apt-get install expect -y
```

创建一个expect脚本：使用vim或其他编辑器创建一个名为deploy_redis.exp的文件，并添加以下内容：

#!/usr/bin/expect

# 设置超时时间
set timeout 30

# 定义变量
set redisVersion "5.0.5"
set redisPort "6379"
set redisPassword "yourpassword"

# 下载并编译Redis源代码
spawn wget http://download.redis.io/releases/redis-$redisVersion.tar.gz
expect eof

spawn tar xzf redis-$redisVersion.tar.gz
expect eof

spawn cd redis-$redisVersion
expect eof

spawn make
expect eof

# 配置和启动Redis服务器
spawn make PREFIX=/usr/local/redis install
expect eof

spawn echo "bind 0.0.0.0" >> /usr/local/redis/redis.conf
expect eof

spawn echo "requirepass $redisPassword" >> /usr/local/redis/redis.conf
expect eof

spawn echo "protected-mode no" >> /usr/local/redis/redis.conf
expect eof

spawn echo "tcp-backlog 511" >> /usr/local/redis/redis.conf
expect eof

spawn echo "tcp-keepalive 0" >> /usr/local/redis/redis.conf
expect eof

spawn echo "timeout 0" >> /usr/local/redis/redis.conf
expect eof

spawn echo "databases 16" >> /usr/local/redis/redis.conf
expect eof

spawn echo "maxclients 10000" >> /usr/local/redis/redis.conf
expect eof

spawn echo "port $redisPort" >> /usr/local/redis/redis.conf
expect eof

spawn echo "daemonize yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "logfile /var/log/redis/redis.log" >> /usr/local/redis/redis.conf
expect eof

spawn echo "pidfile /var/run/redis/redis.pid" >> /usr/local/redis/redis.conf
expect eof

spawn echo "save 900 1" >> /usr/local/redis/redis.conf
expect eof

spawn echo "save 300 10" >> /usr/local/redis/redis.conf
expect eof

spawn echo "save 60 10000" >> /usr/local/redis/redis.conf
expect eof

spawn echo "stop-writes-on-bgsave-error yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "rdbcompression yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "rdbchecksum yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "dbfilename dump.rdb" >> /usr/local/redis/redis.conf
expect eof

spawn echo "dir ." >> /usr/local/redis/redis.conf
expect eof

spawn echo "appendonly no" >> /usr/local/redis/redis.conf
expect eof

spawn echo "appendfsync everysec" >> /usr/local/redis/redis.conf
expect eof

spawn echo "no-appendfsync-on-rewrite no" >> /usr/local/redis/redis.conf
expect eof

spawn echo "aof-load-truncated yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "masterauth $redisPassword" >> /usr/local/redis/redis.conf
expect eof

spawn echo "slave-serve-stale-data yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "slave-read-only yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "repl-diskless-sync no" >> /usr/local/redis/redis.conf
expect eof

spawn echo "repl-diskless-sync-delay 5" >> /usr/local/redis/redis.conf
expect eof

spawn echo "repl-disable-tcp-nodelay no" >> /usr/local/redis/redis.conf
expect eof

spawn echo "slave-priority 100" >> /usr/local/redis/redis.conf
expect eof

spawn echo "requirepass $redisPassword" >> /usr/local/redis/redis.conf
expect eof

spawn echo "maxmemory 0" >> /usr/local/redis/redis.conf
expect eof

spawn echo "maxmemory-policy noeviction" >> /usr/local/redis/redis.conf
expect eof

spawn echo "maxmemory-samples 5" >> /usr/local/redis/redis.conf
expect eof

spawn echo "appendonly no" >> /usr/local/redis/redis.conf
expect eof

spawn echo "appendfsync everysec" >> /usr/local/redis/redis.conf
expect eof

spawn echo "no-appendfsync-on-rewrite no" >> /usr/local/redis/redis.conf
expect eof

spawn echo "aof-load-truncated yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "lua-time-limit 5000" >> /usr/local/redis/redis.conf
expect eof

spawn echo "slowlog-log-slower-than 10000" >> /usr/local/redis/redis.conf
expect eof

spawn echo "slowlog-max-len 128" >> /usr/local/redis/redis.conf
expect eof

spawn echo "latency-monitor-threshold 0" >> /usr/local/redis/redis.conf
expect eof

spawn echo "notify-keyspace-events \"\"" >> /usr/local/redis/redis.conf
expect eof

spawn echo "hash-max-ziplist-entries 512" >> /usr/local/redis/redis.conf
expect eof

spawn echo "hash-max-ziplist-value 64" >> /usr/local/redis/redis.conf
expect eof

spawn echo "list-max-ziplist-size -2" >> /usr/local/redis/redis.conf
expect eof

spawn echo "list-compress-depth 0" >> /usr/local/redis/redis.conf
expect eof

spawn echo "set-max-intset-entries 512" >> /usr/local/redis/redis.conf
expect eof

spawn echo "zset-max-ziplist-entries 128" >> /usr/local/redis/redis.conf
expect eof

spawn echo "zset-max-ziplist-value 64" >> /usr/local/redis/redis.conf
expect eof

spawn echo "hll-sparse-max-bytes 3000" >> /usr/local/redis/redis.conf
expect eof

spawn echo "activerehashing yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "client-output-buffer-limit normal 0 0 0" >> /usr/local/redis/redis.conf
expect eof

spawn echo "client-output-buffer-limit replica 256mb 64mb 60" >> /usr/local/redis/redis.conf
expect eof

spawn echo "client-output-buffer-limit pubsub 32mb 8mb 60" >> /usr/local/redis/redis.conf
expect eof

spawn echo "hz 10" >> /usr/local/redis/redis.conf
expect eof

spawn echo "dynamic-hz yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "aof-rewrite-incremental-fsync yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "rdb-save-incremental-fsync yes" >> /usr/local/redis/redis.conf
expect eof

spawn echo "active-defrag no" >> /usr/local/redis/redis.conf
expect eof

spawn echo "active-defrag-threshold-lower 10" >> /usr/local/redis/redis.conf
expect eof

spawn echo "active-defrag-threshold-upper 100" >> /usr/local/redis/redis.conf
expect eof

spawn echo "active-defrag-ignore-bytes 100mb" >> /usr/local/redis/redis.conf
expect eof

# 创建Redis日志和持久化目录
spawn mkdir -p /var/log/redis
expect eof

spawn mkdir -p /var/run/redis
expect eof

# 启动Redis服务器
spawn /usr/local/redis/bin/redis-server /usr/local/redis/redis.conf
expect eof

# 输出提示信息
puts "Redis has been successfully deployed!"

修改配置参数：根据自己的需求修改expect脚本中的变量，如redis版本号、监听端口和密码。
执行expect脚本：在终端中执行以下命令启动expect脚本：
```
expect deploy_redis.exp
```
这将自动下载、编译和配置Redis，并启动Redis服务器。
验证Redis是否成功部署：可以使用以下命令检查Redis服务器是否正在运行：
```
ps -ef | grep redis
```
如果输出中包含类似于redis-server /usr/local/redis/redis.conf的进程信息，则表示Redis服务器已成功部署。

使用expect部署redis可以大大简化配置和部署过程，提高工作效率。

1年前 0条评论

fiy

Worktile&PingCode市场小伙伴

使用expect工具可以自动化地部署redis。下面是使用expect部署redis的步骤：

安装expect工具：在Linux系统中，使用包管理工具如apt-get或yum安装expect工具。
准备redis的安装包：下载redis的安装包，可以从官方网站或镜像站点上获取。
创建expect脚本：使用文本编辑器创建一个新的expect脚本，将下面的代码粘贴到脚本中。

#!/usr/bin/expect
set timeout 30

# 设置redis的安装路径
set redis_install_path "/usr/local/redis"

# 设置redis的配置文件路径
set redis_conf_path "/etc/redis.conf"

# 设置redis的数据目录
set redis_data_dir "/var/lib/redis"

# 设置redis的日志文件路径
set redis_log_path "/var/log/redis.log"

# 设置redis的密码
set redis_password "your_password"

# 启动redis的安装过程
spawn tar -zxvf redis-x.x.x.tar.gz
expect "*:~$"
send -- "cd redis-x.x.x\r"
expect "*:~$"
send -- "make\r"
expect "*:~$"
send -- "make install\r"
expect "*:~$"
send -- "mkdir $redis_data_dir\r"
expect "*:~$"
send -- "mkdir $redis_log_path\r"
expect "*:~$"
send -- "cp redis.conf $redis_conf_path\r"
expect "*:~$"
send -- "sed -i 's#^daemonize no#daemonize yes#' $redis_conf_path\r"
expect "*:~$"
send -- "sed -i 's#^dir ./#dir $redis_data_dir/#' $redis_conf_path\r"
expect "*:~$"
send -- "sed -i 's#^logfile \"\"#logfile $redis_log_path#' $redis_conf_path\r"
expect "*:~$"
send -- "echo \"requirepass $redis_password\" >> $redis_conf_path\r"
expect "*:~$"
send -- "redis-server $redis_conf_path\r"
expect "*:~$"

# 输出结果
expect eof

修改脚本中的变量：根据需要，修改expect脚本中的redis安装路径、配置文件路径、数据目录、日志文件路径和密码等变量。
运行expect脚本：保存并关闭脚本文件后，使用终端命令运行expect脚本。

expect script_name

注意，需要将"script_name"替换为脚本文件的名称。

等待安装完成：脚本将自动下载并解压redis安装包，然后编译安装redis并配置相关参数。等待脚本执行完毕，即可完成redis的部署。

通过以上步骤，使用expect工具可以自动化地部署redis并进行相关配置。这样可以节省时间和精力，提高部署效率。

1年前 0条评论

worktile
Worktile官方账号
评论
使用expect脚本可以自动化部署Redis。expect是一个自动化交互式工具，可以模拟用户与系统的交互。它可以帮助我们自动化执行系统命令和脚本，并根据系统的响应进行下一步操作。下面是使用expect部署Redis的步骤：
1. 安装expect
  在Ubuntu系统上，可以使用以下命令安装expect：
```
sudo apt-get install expect
```
1. 创建expect脚本
  使用文本编辑器创建一个新的expect脚本，比如deploy_redis.exp，并将以下内容复制到脚本中：
```
#!/usr/bin/expect -f

# 设置超时时间
set timeout 30

# 设置变量
set redisVersion "redis-5.0.10"

# 命令交互
spawn bash

# 执行部署
expect "$ "
send "wget http://download.redis.io/releases/$redisVersion.tar.gz\r"

expect "$ "
send "tar xzf $redisVersion.tar.gz\r"

expect "$ "
send "cd $redisVersion\r"

expect "$ "
send "make\r"

expect "$ "
send "make install\r"

expect "$ "
send "cd utils\r"

expect "$ "
send "./install_server.sh\r"

expect {
    "(select the Redis port)" {
        send "\r"
        exp_continue
    }
    "(select the Redis config file name)" {
        send "\r"
        exp_continue
    }
    "(Please select the redis log file name)" {
        send "\r"
        exp_continue
    }
    "(Please select the redis data directory)" {
        send "\r"
        exp_continue
    }
    "(should Redis continue to run at boot)" {
        send "\r"
        exp_continue
    }
    "(Is this ok)" {
        send "yes\r"
    }
    timeout {
        send_user "Timeout error."
        exit 1
    }
}
expect "$ "
send "service redis_6379 start\r"

expect "$ "
send "exit\r"

expect eof
```
在脚本中，我们设置了超时时间为30秒，并定义了redis的版本号。然后，我们通过spawn命令启动一个新的bash会话，并依次发送命令进行部署操作。expect命令在每个提示符后等待出现的提示，然后发送相应的命令。在某些情况下，我们使用exp_continue命令继续等待下一个提示符。
1. 修改脚本权限
  在终端中执行以下命令，将脚本的权限改为可执行：
```
chmod +x deploy_redis.exp
```
1. 运行脚本
  在终端中执行以下命令，运行脚本：
```
./deploy_redis.exp
```
脚本将会自动下载、编译和安装Redis，并通过交互方式进行配置。最后，它将启动Redis服务。

请注意，在运行脚本之前，确保当前用户具有足够的权限以执行这些操作。

这就是使用expect部署Redis的步骤。通过使用expect，可以自动化执行一系列的命令和操作，从而简化部署过程，并减少人工干预。
1年前 0条评论