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| <div class="col-sm-9 col-sm-offset-3 col-md-10 col-md-offset-2 main"> |
| <h1>Key Commands</h1> |
| <div class="col-md-9"> |
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| <p>Ozone shell supports the following key commands.</p> |
| |
| <ul> |
| <li><a href="#get">get</a></li> |
| <li><a href="#put">put</a></li> |
| <li><a href="#delete">delete</a></li> |
| <li><a href="#info">info</a></li> |
| <li><a href="#list">list</a></li> |
| </ul> |
| |
| <h3 id="get">Get</h3> |
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| <p>The key get command downloads a key from Ozone cluster to local file system.</p> |
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| <p><strong><em>Params:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>Arguments</th> |
| <th>Comment</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>Uri</td> |
| <td>The name of the key in <strong>/volume/bucket/key</strong> format.</td> |
| </tr> |
| |
| <tr> |
| <td>FileName</td> |
| <td>Local file to download the key to.</td> |
| </tr> |
| </tbody> |
| </table> |
| |
| <p><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 key get /hive/jan/sales.orc sales.orc</code></pre></div> |
| Downloads the file sales.orc from the <em>/hive/jan</em> bucket and writes to the |
| local file sales.orc.</p> |
| |
| <h3 id="put">Put</h3> |
| |
| <p>Uploads a file from the local file system to the specified bucket.</p> |
| |
| <p><strong><em>Params:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>Arguments</th> |
| <th>Comment</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>Uri</td> |
| <td>The name of the key in <strong>/volume/bucket/key</strong> format.</td> |
| </tr> |
| |
| <tr> |
| <td>FileName</td> |
| <td>Local file to upload.</td> |
| </tr> |
| |
| <tr> |
| <td>-r, –replication</td> |
| <td>Optional, Number of copies, ONE or THREE are the options. Picks up the default from cluster configuration.</td> |
| </tr> |
| </tbody> |
| </table> |
| |
| <p><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 key put /hive/jan/corrected-sales.orc sales.orc</code></pre></div> |
| The above command will put the sales.orc as a new key into <em>/hive/jan/corrected-sales.orc</em>.</p> |
| |
| <h3 id="delete">Delete</h3> |
| |
| <p>The delete key command removes the key from the bucket.</p> |
| |
| <p><strong><em>Params:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>Arguments</th> |
| <th>Comment</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>Uri</td> |
| <td>The name of the key.</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 key delete /hive/jan/corrected-sales.orc</code></pre></div> |
| |
| <p>The above command deletes the key <em>/hive/jan/corrected-sales.orc</em>.</p> |
| |
| <h3 id="info">Info</h3> |
| |
| <p>The key info commands returns the information about the key. |
| <strong><em>Params:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>Arguments</th> |
| <th>Comment</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>Uri</td> |
| <td>The name of the key.</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 key info /hive/jan/sales.orc</code></pre></div> |
| |
| <p>The above command will print out the information about <em>/hive/jan/sales.orc</em> |
| key.</p> |
| |
| <h3 id="list">List</h3> |
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| <p>The key list commands allows user to list all keys in a bucket.</p> |
| |
| <p><strong><em>Params:</em></strong></p> |
| |
| <table> |
| <thead> |
| <tr> |
| <th>Arguments</th> |
| <th>Comment</th> |
| </tr> |
| </thead> |
| |
| <tbody> |
| <tr> |
| <td>-l, –length</td> |
| <td>Maximum number of results to return. Default: 1000</td> |
| </tr> |
| |
| <tr> |
| <td>-p, –prefix</td> |
| <td>Optional, Only buckets that match this prefix will be returned.</td> |
| </tr> |
| |
| <tr> |
| <td>-s, –start</td> |
| <td>The listing will start from key after the start key.</td> |
| </tr> |
| |
| <tr> |
| <td>Uri</td> |
| <td>The name of the <em>volume</em>.</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 key list /hive/jan</code></pre></div> |
| |
| <p>This command will list all key in the bucket <em>/hive/jan</em>.</p> |
| |
| <p>You can try out these commands from the docker instance of the <a href="runningviadocker.html">Alpha |
| Cluster</a>.</p> |
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