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doc-exports/docs/dataartsstudio/umn/dataartsstudio_01_0045.html
chenxiaoxiong f9e2808b7c DataArts UMN 20250810 version
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com>
Co-authored-by: chenxiaoxiong <chenxiaoxiong@huawei.com>
Co-committed-by: chenxiaoxiong <chenxiaoxiong@huawei.com>
2025-09-02 10:44:13 +00:00

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<a name="dataartsstudio_01_0045"></a><a name="dataartsstudio_01_0045"></a>
<h1 class="topictitle1">OBS Link Parameters</h1>
<div id="body8662426"><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p10847147142919">When connecting CDM to the destination OBS bucket, you need to add the read and write permissions to the destination OBS bucket, and file authentication is not required.</p>
<div class="note" id="dataartsstudio_01_0045__en-us_topic_0108275368_note18752146121711"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="dataartsstudio_01_0045__en-us_topic_0108275368_ul1797192611414"><li id="dataartsstudio_01_0045__en-us_topic_0108275368_li189717265416">If the CDM cluster and OBS bucket are not in the same region, the CDM cluster cannot access the OBS bucket.</li><li id="dataartsstudio_01_0045__en-us_topic_0108275368_li894710289414">Do not change the password or user when the job is running. If you do so, the password will not take effect immediately and the job will fail.</li></ul>
</div></div>
<div class="p" id="dataartsstudio_01_0045__en-us_topic_0108275368_p5749387015151">When connecting CDM to OBS, configure the parameters as described in <a href="#dataartsstudio_01_0045__en-us_topic_0108275368_table56513226152843">Table 1</a>.
<div class="tablenoborder"><a name="dataartsstudio_01_0045__en-us_topic_0108275368_table56513226152843"></a><a name="en-us_topic_0108275368_table56513226152843"></a><table cellpadding="4" cellspacing="0" summary="" id="dataartsstudio_01_0045__en-us_topic_0108275368_table56513226152843" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Parameter description</caption><thead align="left"><tr id="dataartsstudio_01_0045__en-us_topic_0108275368_row51765490152843"><th align="left" class="cellrowborder" valign="top" width="16.5%" id="mcps1.3.3.2.2.4.1.1"><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p25915791152843"><strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0065840554_b84235270692541">Parameter</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="62.870000000000005%" id="mcps1.3.3.2.2.4.1.2"><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p38360350165510"><strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0065840554_b842352706191716">Description</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="20.630000000000003%" id="mcps1.3.3.2.2.4.1.3"><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p64999942163911"><strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b842352706173959">Example Value</strong></p>
</th>
</tr>
</thead>
<tbody><tr id="dataartsstudio_01_0045__en-us_topic_0108275368_row172676953014"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p426714916301">Name</p>
</td>
<td class="cellrowborder" valign="top" width="62.870000000000005%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p1369564463813">Link name, which should be defined based on the data source type, so it is easier to remember what the link is for</p>
</td>
<td class="cellrowborder" valign="top" width="20.630000000000003%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p1826719919305">obs_link</p>
</td>
</tr>
<tr id="dataartsstudio_01_0045__en-us_topic_0108275368_row58346992152843"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p25657651152843">OBS Endpoint</p>
</td>
<td class="cellrowborder" valign="top" width="62.870000000000005%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p11141143515423">An endpoint is the <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b19610171474212">request address</strong> for calling an API. Endpoints vary depending on services and regions. You can obtain the OBS bucket endpoint by either of the following means:</p>
<p id="dataartsstudio_01_0045__en-us_topic_0108275368_p843214618464">To obtain the endpoint of an OBS bucket, go to the OBS console and click the bucket name to go to its details page.</p>
<div class="note" id="dataartsstudio_01_0045__en-us_topic_0108275368_note136619272103"><span class="notetitle"> NOTE: </span><div class="notebody"><ul id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0108275368_ul1797192611414"><li id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0108275368_li189717265416">If the CDM cluster and OBS bucket are not in the same region, the CDM cluster cannot access the OBS bucket.</li><li id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0108275368_li894710289414">Do not change the password or user when the job is running. If you do so, the password will not take effect immediately and the job will fail.</li></ul>
</div></div>
</td>
<td class="cellrowborder" valign="top" width="20.630000000000003%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p1671302612411">obs.myregion.mycloud.com</p>
</td>
</tr>
<tr id="dataartsstudio_01_0045__en-us_topic_0108275368_row55420632152843"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p18947563152843">Port</p>
</td>
<td class="cellrowborder" valign="top" width="62.870000000000005%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p60445924165510">Data transmission port. The HTTPS port number is 443 and the HTTP port number is 80.</p>
</td>
<td class="cellrowborder" valign="top" width="20.630000000000003%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p25723188163911">443</p>
</td>
</tr>
<tr id="dataartsstudio_01_0045__en-us_topic_0108275368_row4804240203017"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p158041427194014">OBS Bucket Type</p>
</td>
<td class="cellrowborder" valign="top" width="62.870000000000005%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p6804122764019">Select a value from the drop-down list, generally, <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b76332430487">Object Storage</strong>.</p>
</td>
<td class="cellrowborder" valign="top" width="20.630000000000003%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p208045273406">Object Storage</p>
</td>
</tr>
<tr id="dataartsstudio_01_0045__en-us_topic_0108275368_row55275051152843"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p3311745152843">AK</p>
</td>
<td class="cellrowborder" rowspan="2" valign="top" width="62.870000000000005%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0108275368_p41664200165510">AK and SK are used to log in to the OBS server.</p>
<p id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0108275368_p1660302262810">You need to create an access key for the current account and obtain an AK/SK pair.</p>
<div class="p" id="dataartsstudio_01_0045__en-us_topic_0108275368_p13152215453">To obtain an access key, perform the following steps:<ol id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_en-us_topic_0183643042_ol535183018588"><li id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_en-us_topic_0183643042_li1535103025819">Log in to the management console, move the cursor to the username in the upper right corner, and select <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_b1586023610364">My Credentials</strong> from the drop-down list.</li><li id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_en-us_topic_0183643042_li173533018584">On the <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_b149721128172418">My Credentials</strong> page, choose <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_b15803656132414">Access Keys</strong>, and click <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_b2452152020258">Create Access Key</strong>. See <a href="#dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_en-us_topic_0183643042_fig1552229194615">Figure 1</a>.<div class="fignone" id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_en-us_topic_0183643042_fig1552229194615"><a name="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_en-us_topic_0183643042_fig1552229194615"></a><a name="en-us_topic_0108275368_en-us_topic_0000001129241845_en-us_topic_0183643042_fig1552229194615"></a><span class="figcap"><b>Figure 1 </b>Clicking Create Access Key</span><br><span><img id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_image20389043111611" src="en-us_image_0000002269194761.png" title="Click to enlarge" class="imgResize"></span></div>
</li><li id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_en-us_topic_0183643042_li1535530185815">Click <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_b8340319122819">OK</strong> and save the access key file as prompted. The access key file will be saved to your browser's configured download location. Open the <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_b1940852512813">credentials.csv</strong> file to view <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_b191574128718">Access Key Id</strong> and <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_b175769149718">Secret Access Key</strong>.<div class="note" id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_note4554158201"><span class="notetitle"> NOTE: </span><div class="notebody"><ul id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_ul25541081906"><li id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_li175541819018">Only two access keys can be added for each user.</li><li id="dataartsstudio_01_0045__en-us_topic_0108275368_en-us_topic_0000001129241845_li3554138305">To ensure access key security, the access key is automatically downloaded only when it is generated for the first time and cannot be obtained from the management console later. Keep them properly.</li></ul>
</div></div>
</li></ol>
</div>
</td>
<td class="cellrowborder" valign="top" width="20.630000000000003%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p28831327163911">-</p>
</td>
</tr>
<tr id="dataartsstudio_01_0045__en-us_topic_0108275368_row3886299152843"><td class="cellrowborder" valign="top" headers="mcps1.3.3.2.2.4.1.1 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p63749320152843">SK</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.3.2.2.4.1.2 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p12963499163911">-</p>
</td>
</tr>
<tr id="dataartsstudio_01_0045__en-us_topic_0108275368_row8667141016424"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.2.4.1.1 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p1045442813819">Link Attributes</p>
</td>
<td class="cellrowborder" valign="top" width="62.870000000000005%" headers="mcps1.3.3.2.2.4.1.2 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p17107122911366">(Optional) Displayed when you click <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b1767864611596">Show Advanced Attributes</strong>.</p>
<p id="dataartsstudio_01_0045__en-us_topic_0108275368_p1745422833816">You can click <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b16321251014">Add</strong> to add custom attributes for the link.</p>
<p id="dataartsstudio_01_0045__en-us_topic_0108275368_p175581752154217">Only <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b18361521317">connectionTimeout</strong>, <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b17544202411116">socketTimeout</strong>, and <strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b104564301316">idleConnectionTime</strong> are supported.</p>
<p id="dataartsstudio_01_0045__en-us_topic_0108275368_p6831185816432">The following are some examples:</p>
<ul id="dataartsstudio_01_0045__en-us_topic_0108275368_ul194522368447"><li id="dataartsstudio_01_0045__en-us_topic_0108275368_li2452173634419"><strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b127531648223">socketTimeout</strong>: timeout interval for data transmission at the socket layer, in milliseconds</li><li id="dataartsstudio_01_0045__en-us_topic_0108275368_li15452163611448"><strong id="dataartsstudio_01_0045__en-us_topic_0108275368_b221017542045">connectionTimeout</strong>: timeout interval for establishing an HTTP/HTTPS connection, in milliseconds</li></ul>
</td>
<td class="cellrowborder" valign="top" width="20.630000000000003%" headers="mcps1.3.3.2.2.4.1.3 "><p id="dataartsstudio_01_0045__en-us_topic_0108275368_p245419286386">-</p>
</td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="dataartsstudio_01_0157.html">Configuring Link Parameters</a></div>
</div>
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