教你如何在ubuntu15.04安装 RVM
<p>RVM 官方网站</p>
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https://rvm.io/</p>
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1 由于现在很多网站都转向https链接,所以,根据rvm官方的教程</p>
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另,最好还是以单用户的形式安装,也就是安装到非ROOT用户目录下。</p>
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1.1 设置https验证,如果按照以前的教程的话是没有这一部的,不过现在需要了,否则会报错。</p>
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<span><u>复制代码</u></span> 代码如下:</div>
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gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3</div>
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PS:非 root 用户可能需要用 sudo 安装,嘛,反正我的就是这样的。</p>
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1.2 正戏来了,下面的这一句就是表示安装rvm。</p>
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<code class="bash plain">curl -sSL https:</code><code class="bash plain">//get</code><code class="bash plain">.rvm.io | </code><code class="bash functions">bash</code> <code class="bash plain">-s stable</code>
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以前的是:</p>
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<code class="bash plain">curl -s get.rvm.io | </code><code class="bash functions">bash</code> <code class="bash plain">-s stable</code>
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全局RVM:</p>
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<code class="bash plain">curl -sSL https:</code><code class="bash plain">//get</code><code class="bash plain">.rvm.io | </code><code class="bash functions">sudo</code> <code class="bash functions">bash</code> <code class="bash plain">-s stable</code>
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下载是否还可以使用此方法我就没试了。</p>
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ps:ROOT用户默认安装再/use/local/rvm目录下,非ROOT用户安装到用户目录中。最好还是不要安装全局RVM。</p>
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ps:我开始的时候吧RVM安装到root下,又想再非ROOT下安装 ruby,呵呵,这下就有意思了,TMD总是提示权限不足无法创建/usr/local/rvm目录,嘛,这个很 正常,非root 权限是无法再系统目录中创建文件的,然后我就想既然分开创建会有问题,那我就把RVM安装到用户目录下不就行了,可是呢,当我在ROOT下使用</p>
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rvm implode 命令卸载了rvm准备在用户目录下安装时,TMD还是提示无法创建/usr/local/rvm 目录,奇怪,难道还要显示指定安装路径。后来查到是有默认地址这 么个先进的设置的。好吧,见鬼了,明明用的非ROOT用户登陆,却死活要安装到系统目录中,好吧,重启。重启之后,OK.</p>
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嘛,我现在只想说-------草--------</p>
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PS:其实很多命令看命令帮助(rvm --help)就知道了,</p>
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<strong>另:记一次全新的系统安装配置RVM </strong></p>
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1,安装GIT,curl,bison(aptitude 直接安装)</p>
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2,运行</p>
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<code class="bash plain">$ </code><code class="bash functions">bash</code> <code class="bash plain">< <( curl http:</code><code class="bash plain">//rvm</code><code class="bash plain">.beginrescueend.com</code><code class="bash plain">/releases/rvm-install-head</code> <code class="bash plain">) </code>
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3,</p>
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<span><u>复制代码</u></span> 代码如下:</div>
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$ mkdir -p ~/.rvm/src/ && cd ~/.rvm/src && rm -rf ./rvm/ && git clone --depth 1 git://github.com/wayneeseguin/rvm.git && cd rvm && ./install </div>
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下载,安装</p>
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4,因为我用的是Ubuntu的10.10所以,在</p>
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$ vi ~/.bashrc</p>
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加入以下信息,到文件中。</p>
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[[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm" # This loads RVM into a shell session.</p>
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5,关闭命令行,重新打开一个,输入 type rvm | head -1<br>
如果结果正确的话就会 显示</p>
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<code class="bash plain">rvm is a </code><code class="bash keyword">function</code>
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基本安装完毕。。</p>
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最后加入path:</p>
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$ source ~/.rvm/scripts/rvm</p>
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6,但是之后运行 rvm install 1.9.2-head的时候就会出错: </p>
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<code class="ruby plain">ruby-</code><code class="ruby constants">1</code><code class="ruby plain">.</code><code class="ruby constants">9</code><code class="ruby plain">.</code><code class="ruby constants">2</code><code class="ruby plain">-head - </code><code class="ruby comments">#fetching </code>
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<code class="ruby plain">Downloading source from http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_9_2. </code>
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<code class="ruby plain">Error running </code><code class="ruby string">'svn checkout -q http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_9_2 /home/allen/.rvm/repos/ruby-1.9.2-head'</code><code class="ruby plain">, please read /home/allen/.rvm/log/ruby-</code><code class="ruby constants">1</code><code class="ruby plain">.</code><code class="ruby constants">9</code><code class="ruby plain">.</code><code class="ruby constants">2</code><code class="ruby plain">-head/svn.checkout.log </code>
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<code class="ruby plain">There has been an error </code><code class="ruby keyword">while</code> <code class="ruby plain">trying to fetch / update the source. </code>
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<code class="ruby plain">Halting the installation. </code>
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<code class="ruby plain">There has been an error fetching the ruby interpreter. Halting the installation.</code>
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原来我没装svn。。。。囧。。。。</p>
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