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Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com> Co-authored-by: gtema <artem.goncharov@gmail.com> Co-committed-by: gtema <artem.goncharov@gmail.com>
174 lines
8.3 KiB
HTML
174 lines
8.3 KiB
HTML
<a name="dis_02_0403"></a><a name="dis_02_0403"></a>
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<h1 class="topictitle1">Submitting Checkpoints</h1>
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<div><div class="section"><h4 class="sectiontitle">Function</h4><p>This API is used to submit checkpoints.</p>
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</div>
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<div class="section"><h4 class="sectiontitle">URI</h4><p>POST /v2/{project_id}/checkpoints</p>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Path parameters</caption><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.2.3.2.5.1.1"><p>Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.2.3.2.5.1.2"><p>Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.2.3.2.5.1.3"><p>Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="40%" id="mcps1.3.2.3.2.5.1.4"><p>Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.3.2.5.1.1 "><p>project_id</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.3.2.5.1.2 "><p>Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.2.3.2.5.1.3 "><p>String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.2.3.2.5.1.4 "><p>Project ID.</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section"><h4 class="sectiontitle">Request Parameters</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="dis_02_0403__HeaderParameter" frame="border" border="1" rules="all"><caption><b>Table 2 </b>Request header parameters</caption><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.2.2.5.1.1"><p>Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.2.2.5.1.2"><p>Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.2.2.5.1.3"><p>Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="40%" id="mcps1.3.3.2.2.5.1.4"><p>Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.2.2.5.1.1 "><p>X-Auth-Token</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.2.2.5.1.2 "><p>Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.2.2.5.1.3 "><p>String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.3.2.2.5.1.4 "><p>User token.</p>
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<p>The token can be obtained by calling the IAM API (value of X-Subject-Token in the response header).</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="dis_02_0403__request_CommitCheckpointReq" frame="border" border="1" rules="all"><caption><b>Table 3 </b>Request body parameters</caption><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.3.2.5.1.1"><p>Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.3.2.5.1.2"><p>Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="20%" id="mcps1.3.3.3.2.5.1.3"><p>Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="40%" id="mcps1.3.3.3.2.5.1.4"><p>Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.1 "><p>app_name</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.2 "><p>Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.3 "><p>String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.3.3.2.5.1.4 "><p>Name of the app, which is the unique identifier of a user data consumption program.</p>
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</td>
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</tr>
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<tr><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.1 "><p>checkpoint_type</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.2 "><p>Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.3 "><p>String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.3.3.2.5.1.4 "><p>Type of the checkpoint.</p>
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<ul><li><p>LAST_READ: Only sequence numbers are recorded in databases.</p>
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</li></ul>
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<p>Enumeration values:</p>
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<ul><li><p><strong>LAST_READ</strong></p>
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</li></ul>
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</td>
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</tr>
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<tr><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.1 "><p>stream_name</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.2 "><p>Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.3 "><p>String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.3.3.2.5.1.4 "><p>Name of the stream.</p>
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</td>
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</tr>
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<tr><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.1 "><p>partition_id</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.2 "><p>Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.3 "><p>String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.3.3.2.5.1.4 "><p>Partition identifier of the stream. The value can be in either of the following formats:</p>
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<ul><li><p>shardId-0000000000</p>
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</li><li><p>0</p>
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</li></ul>
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<p>For example, if a stream has three partitions, the partition identifiers are 0, 1, and 2, or shardId-0000000000, shardId-0000000001, and shardId-0000000002, respectively.</p>
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</td>
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</tr>
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<tr><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.1 "><p>sequence_number</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.2 "><p>Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.3 "><p>String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.3.3.2.5.1.4 "><p>Sequence number to be submitted, which is used to record the consumption checkpoint of the stream. Ensure that the sequence number is within the valid range.</p>
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</td>
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</tr>
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<tr><td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.1 "><p>metadata</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.2 "><p>No</p>
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</td>
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<td class="cellrowborder" valign="top" width="20%" headers="mcps1.3.3.3.2.5.1.3 "><p>String</p>
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</td>
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<td class="cellrowborder" valign="top" width="40%" headers="mcps1.3.3.3.2.5.1.4 "><p>Metadata information of the consumer application.</p>
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<p>The metadata information can contain a maximum of 1,000 characters.</p>
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<p>Maximum: <strong>1000</strong></p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section"><h4 class="sectiontitle">Response Parameters</h4><p>None</p>
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</div>
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<div class="section"><h4 class="sectiontitle">Example Requests</h4><p>Submitting Checkpoints</p>
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<pre class="screen">POST https://{Endpoint}/v2/{project_id}/checkpoints
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{
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"stream_name" : "newstream",
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"app_name" : "newapp",
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"partition_id" : "0",
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"sequence_number" : "2",
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"checkpoint_type" : "LAST_READ"
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}</pre>
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</div>
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<div class="section"><h4 class="sectiontitle">Example Responses</h4><p>None</p>
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</div>
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<div class="section"><h4 class="sectiontitle">Status Codes</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="dis_02_0403__status_code" frame="border" border="1" rules="all"><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="15%" id="mcps1.3.7.2.1.3.1.1"><p>Status Code</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="85%" id="mcps1.3.7.2.1.3.1.2"><p>Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr><td class="cellrowborder" valign="top" width="15%" headers="mcps1.3.7.2.1.3.1.1 "><p>201</p>
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</td>
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<td class="cellrowborder" valign="top" width="85%" headers="mcps1.3.7.2.1.3.1.2 "><p>Normal response.</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section"><h4 class="sectiontitle">Error Codes</h4><p>See <a href="ErrorCode.html">Error Codes</a>.</p>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="topic_300000002.html">Checkpoint Management</a></div>
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</div>
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</div>
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