redis requires ruby version2.2.2的解决方案

Madeline ·
更新时间:2024-09-20
· 1127 次阅读

今天在做Redis的Cluster集群的时候,在执行gem install redis时,提示如下错误:

    gem install redis
    ERROR:  Error installing redis:
     redis requires Ruby version >= 2.2.2.

CentOS7 yum库中ruby的版本支持到 2.0.0,可gem 安装redis需要最低是2.2.2,采用rvm来更新ruby:

1、安装RVM(具体命令可以查看官网,Ruby官网地址 和 Ruby官网安装教程):

//具体RVM安装命令地址:http://rvm.io/   [root@linux ~]# gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB   [root@linux ~]# curl -sSL https://get.rvm.io | bash -s stable   [root@linux ~]# find / -name rvm -print

     /usr/local/rvm
     /usr/local/rvm/src/rvm
     /usr/local/rvm/src/rvm/bin/rvm
     /usr/local/rvm/src/rvm/lib/rvm
     /usr/local/rvm/src/rvm/scripts/rvm
     /usr/local/rvm/bin/rvm
     /usr/local/rvm/lib/rvm
     /usr/local/rvm/scripts/rvm

[root@linux ~]# source /usr/local/rvm/scripts/rvm

 2、查看rvm库中已知的ruby版本:

[root@linux ~]# rvm list known     MRI Rubies     [ruby-]1.8.6[-p420]     [ruby-]1.8.7[-head] # security released on head     [ruby-]1.9.1[-p431]     [ruby-]1.9.2[-p330]     [ruby-]1.9.3[-p551]     [ruby-]2.0.0[-p648]     [ruby-]2.1[.10]     [ruby-]2.2[.7]     [ruby-]2.3[.4]     [ruby-]2.4[.1]     ruby-head     ….

3、安装一个ruby版本:

[root@linux ~]# rvm install 2.4.1     Searching for binary rubies, this might take some time.     Found remote file https://rvm_io.global.ssl.fastly.net/binaries/centos/7/x86_64/ruby-2.4.1.tar.bz2     Checking requirements for centos.     Requirements installation successful.     ruby-2.4.1 - #configure     ruby-2.4.1 - #download      % Total % Received % Xferd Average Speed Time Time Time Current      Dload Upload Total Spent Left Speed     100 14.1M 100 14.1M 0 0 97k 0 0:02:27 0:02:27 --:--:-- 159k     No checksum for downloaded archive, recording checksum in user configuration.     ruby-2.4.1 - #validate archive     ruby-2.4.1 - #extract     ruby-2.4.1 - #validate binary     ruby-2.4.1 - #setup     ruby-2.4.1 - #gemset created /usr/local/rvm/gems/ruby-2.4.1@global     ruby-2.4.1 - #importing gemset /usr/local/rvm/gemsets/global.gems..............................     ruby-2.4.1 - #generating global wrappers........     ruby-2.4.1 - #gemset created /usr/local/rvm/gems/ruby-2.4.1     ruby-2.4.1 - #importing gemsetfile /usr/local/rvm/gemsets/default.gems evaluated to empty gem list     ruby-2.4.1 - #generating default wrappers........

4、使用一个ruby版本:

  [root@linux ~]# rvm use 2.4.1      Using /usr/local/rvm/gems/ruby-2.4.1

5、设置默认版本:(设置ruby2.4.1为默认的ruby,因为还安装有1.8.3)

  [root@linux ~]# rvm use 2.4.1 --default      Using /usr/local/rvm/gems/ruby-2.4.1

6、卸载一个已知版本:

 [root@linux ~]# rvm remove 2.3.4

7、查看ruby版本:

[root@linux ~]# ruby --version ruby 2.4.1p111 (2017-03-22 revision 58053) [x86_64-linux]

8、安装redis:

  [root@linux ~]# gem install redis     Fetching: redis-4.0.1.gem (100%)     Successfully installed redis-4.0.1     Parsing documentation for redis-4.0.1     Installing ri documentation for redis-4.0.1     Done installing documentation for redis after 3 seconds     1 gem installed

问题解决,不错,过了年就解决了一个问题,还是值得庆祝的。

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Redis version Ruby 解决方案

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