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| <h1>桶命令</h1> |
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| <p>Ozone shell 提供以下桶命令:</p> |
| |
| <ul> |
| <li><a href="#创建">创建</a></li> |
| <li><a href="#删除">删除</a></li> |
| <li><a href="#查看">查看</a></li> |
| <li><a href="#列举">列举</a></li> |
| </ul> |
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| <h3 id="创建">创建</h3> |
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| <p>用户使用 <code>bucket create</code> 命令来创建桶。</p> |
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| <p><strong><em>参数:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>参数名</th> |
| <th>说明</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>-g, --enforcegdpr</td> |
| <td>可选,如果设置为 true 则创建符合 GDPR 规范的桶,设置为 false 或不指定则创建普通的桶</td> |
| </tr> |
| |
| <tr> |
| <td>-k, --bucketKey</td> |
| <td>可选,如果指定了 KMS 服务器中的桶加密密钥名,该桶中的文件都会被自动加密,KMS 的配置说明可以参考 Hadoop KMS 文档。</td> |
| </tr> |
| |
| <tr> |
| <td>Uri</td> |
| <td>桶名,格式为 <strong>/volume/bucket</strong></td> |
| </tr> |
| </tbody> |
| </table> |
| |
| <div class="highlight"><pre style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4"><code class="language-bash" data-lang="bash">ozone sh bucket create /hive/jan</code></pre></div> |
| |
| <p>上述命令会在 <em>hive</em> 卷中创建一个名为 <em>jan</em> 的桶,因为没有指定 scheme,默认使用 O3(RPC)协议。</p> |
| |
| <h3 id="删除">删除</h3> |
| |
| <p>用户使用 <code>bucket delete</code> 命令来删除桶,如果桶不为空,此命令将失败。</p> |
| |
| <p><strong><em>参数:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>参数名</th> |
| <th>说明</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>Uri</td> |
| <td>桶名</td> |
| </tr> |
| </tbody> |
| </table> |
| |
| <div class="highlight"><pre style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4"><code class="language-bash" data-lang="bash">ozone sh bucket delete /hive/jan</code></pre></div> |
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| <p>如果 <em>jan</em> 桶不为空,上述命令会将其删除。</p> |
| |
| <h3 id="查看">查看</h3> |
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| <p><code>bucket info</code> 命令返回桶的信息。</p> |
| |
| <p><strong><em>参数:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>参数名</th> |
| <th>说明</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>Uri</td> |
| <td>桶名</td> |
| </tr> |
| </tbody> |
| </table> |
| |
| <div class="highlight"><pre style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4"><code class="language-bash" data-lang="bash">ozone sh bucket info /hive/jan</code></pre></div> |
| |
| <p>上述命令会打印出 <em>jan</em> 桶的有关信息。</p> |
| |
| <h3 id="列举">列举</h3> |
| |
| <p>用户通过 <code>bucket list</code> 命令列举一个卷下的所有桶。</p> |
| |
| <p><strong><em>参数:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>参数</th> |
| <th>说明</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>-l, --length</td> |
| <td>返回结果的最大数量,默认为 100</td> |
| </tr> |
| |
| <tr> |
| <td>-p, --prefix</td> |
| <td>可选,只有匹配指定前缀的桶会被返回</td> |
| </tr> |
| |
| <tr> |
| <td>-s, --start</td> |
| <td>从指定键开始列举</td> |
| </tr> |
| |
| <tr> |
| <td>Uri</td> |
| <td>卷名</td> |
| </tr> |
| </tbody> |
| </table> |
| |
| <div class="highlight"><pre style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4"><code class="language-bash" data-lang="bash">ozone sh bucket list /hive</code></pre></div> |
| |
| <p>此命令会列出 <em>hive</em> 卷中的所有桶。</p> |
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