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zhangyue
f3b09e5d2f
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com> Co-authored-by: zhangyue <zhangyue164@huawei.com> Co-committed-by: zhangyue <zhangyue164@huawei.com>
131 lines
9.2 KiB
HTML
131 lines
9.2 KiB
HTML
<a name="evs_04_2103"></a><a name="evs_04_2103"></a>
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<h1 class="topictitle1">Querying One Piece of Metadata for an EVS Snapshot</h1>
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<div id="body1493902424395"><div class="section" id="evs_04_2103__section4805694511340"><h4 class="sectiontitle">Function</h4><p id="evs_04_2103__p29847411340">This API is used to query one piece of the EVS snapshot metadata.</p>
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</div>
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<div class="section" id="evs_04_2103__section268627411340"><h4 class="sectiontitle">URI</h4><ul id="evs_04_2103__ul1626162711340"><li id="evs_04_2103__li1213691911340">URI format<p id="evs_04_2103__p4212340911340"><a name="evs_04_2103__li1213691911340"></a><a name="li1213691911340"></a>GET /v2/{project_id}/snapshots/{snapshot_id}/metadata/{key}</p>
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</li><li id="evs_04_2103__li4356636211340">Parameter description
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="evs_04_2103__table5655293911340" frame="border" border="1" rules="all"><thead align="left"><tr id="evs_04_2103__row4718979611340"><th align="left" class="cellrowborder" valign="top" width="28.57%" id="mcps1.3.2.2.2.1.1.4.1.1"><p id="evs_04_2103__p6427715211340">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="26.529999999999998%" id="mcps1.3.2.2.2.1.1.4.1.2"><p id="evs_04_2103__p3906685711340">Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="44.9%" id="mcps1.3.2.2.2.1.1.4.1.3"><p id="evs_04_2103__p1029885411340">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="evs_04_2103__row2890086411340"><td class="cellrowborder" valign="top" width="28.57%" headers="mcps1.3.2.2.2.1.1.4.1.1 "><p id="evs_04_2103__p5926863811340">project_id</p>
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</td>
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<td class="cellrowborder" valign="top" width="26.529999999999998%" headers="mcps1.3.2.2.2.1.1.4.1.2 "><p id="evs_04_2103__p3603037711340">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="44.9%" headers="mcps1.3.2.2.2.1.1.4.1.3 "><p id="evs_04_2103__p3277940011340">Specifies the project ID.</p>
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</td>
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</tr>
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<tr id="evs_04_2103__row2657914711340"><td class="cellrowborder" valign="top" width="28.57%" headers="mcps1.3.2.2.2.1.1.4.1.1 "><p id="evs_04_2103__p542726811340">snapshot_id</p>
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</td>
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<td class="cellrowborder" valign="top" width="26.529999999999998%" headers="mcps1.3.2.2.2.1.1.4.1.2 "><p id="evs_04_2103__p3695552511340">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="44.9%" headers="mcps1.3.2.2.2.1.1.4.1.3 "><p id="evs_04_2103__p4060754311340">Specifies the snapshot ID.</p>
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</td>
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</tr>
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<tr id="evs_04_2103__row8510929141217"><td class="cellrowborder" valign="top" width="28.57%" headers="mcps1.3.2.2.2.1.1.4.1.1 "><p id="evs_04_2103__p18296649141217">key</p>
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</td>
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<td class="cellrowborder" valign="top" width="26.529999999999998%" headers="mcps1.3.2.2.2.1.1.4.1.2 "><p id="evs_04_2103__p5633614141217">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="44.9%" headers="mcps1.3.2.2.2.1.1.4.1.3 "><p id="evs_04_2103__p53669575141217">Specifies the key of the piece of metadata to be queried.</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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</li></ul>
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</div>
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<div class="section" id="evs_04_2103__section87667311340"><h4 class="sectiontitle">Request</h4><ul id="evs_04_2103__ul131891925163713"><li id="evs_04_2103__li16189142514375">Example request<pre class="screen" id="evs_04_2103__screen559563124011">GET https://{endpoint}/v2/{project_id}/snapshots/f9faf7df-fdc1-4093-9ef3-5cba06eef995/metadata/value1</pre>
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</li></ul>
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</div>
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<div class="section" id="evs_04_2103__section5147449911340"><h4 class="sectiontitle">Response</h4><ul id="evs_04_2103__ul45240216"><li id="evs_04_2103__li8787321201856">Parameter description
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="evs_04_2103__table11977025201856" frame="border" border="1" rules="all"><thead align="left"><tr id="evs_04_2103__row8102228201856"><th align="left" class="cellrowborder" valign="top" width="20.24%" id="mcps1.3.4.2.1.1.1.4.1.1"><p id="evs_04_2103__p52300707201856">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="22.62%" id="mcps1.3.4.2.1.1.1.4.1.2"><p id="evs_04_2103__p3642697315541">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="57.14%" id="mcps1.3.4.2.1.1.1.4.1.3"><p id="evs_04_2103__p17319263201856">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="evs_04_2103__row60683035201856"><td class="cellrowborder" valign="top" width="20.24%" headers="mcps1.3.4.2.1.1.1.4.1.1 "><p id="evs_04_2103__p16378828201856">meta</p>
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</td>
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<td class="cellrowborder" valign="top" width="22.62%" headers="mcps1.3.4.2.1.1.1.4.1.2 "><p id="evs_04_2103__p6490369115541">Object</p>
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</td>
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<td class="cellrowborder" valign="top" width="57.14%" headers="mcps1.3.4.2.1.1.1.4.1.3 "><p id="evs_04_2103__p20205612201856">Specifies a piece of snapshot metadata, which is made up of a key-value pair.</p>
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</td>
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</tr>
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<tr id="evs_04_2103__row135502511261"><td class="cellrowborder" valign="top" width="20.24%" headers="mcps1.3.4.2.1.1.1.4.1.1 "><p id="evs_04_2103__p129522216412">error</p>
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</td>
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<td class="cellrowborder" valign="top" width="22.62%" headers="mcps1.3.4.2.1.1.1.4.1.2 "><p id="evs_04_2103__p1595262111415">Object</p>
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</td>
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<td class="cellrowborder" valign="top" width="57.14%" headers="mcps1.3.4.2.1.1.1.4.1.3 "><p id="evs_04_2103__p109527215417">Specifies the error message returned when an error occurs. For details, see <a href="#evs_04_2103__li0419202382514">Parameters in the error field</a>.</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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</li><li id="evs_04_2103__li0419202382514"><a name="evs_04_2103__li0419202382514"></a><a name="li0419202382514"></a>Parameters in the <strong id="evs_04_2103__evs_04_2013_b1288034833610">error</strong> field
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="evs_04_2103__evs_04_2013_table15441099103019" frame="border" border="1" rules="all"><thead align="left"><tr id="evs_04_2103__evs_04_2013_row54094047103019"><th align="left" class="cellrowborder" valign="top" width="21.17788221177882%" id="mcps1.3.4.2.2.2.1.4.1.1"><p id="evs_04_2103__evs_04_2013_p19541716103019">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="21.17788221177882%" id="mcps1.3.4.2.2.2.1.4.1.2"><p id="evs_04_2103__evs_04_2013_p39375186103019">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="57.64423557644236%" id="mcps1.3.4.2.2.2.1.4.1.3"><p id="evs_04_2103__evs_04_2013_p38578950103019">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="evs_04_2103__evs_04_2013_row59401790103019"><td class="cellrowborder" valign="top" width="21.17788221177882%" headers="mcps1.3.4.2.2.2.1.4.1.1 "><p id="evs_04_2103__evs_04_2013_p46815658103019">message</p>
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</td>
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<td class="cellrowborder" valign="top" width="21.17788221177882%" headers="mcps1.3.4.2.2.2.1.4.1.2 "><p id="evs_04_2103__evs_04_2013_p33971979103019">String</p>
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</td>
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<td class="cellrowborder" valign="top" width="57.64423557644236%" headers="mcps1.3.4.2.2.2.1.4.1.3 "><p id="evs_04_2103__evs_04_2013_p21623243103019">The error message returned if an error occurs.</p>
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</td>
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</tr>
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<tr id="evs_04_2103__evs_04_2013_row60391466103019"><td class="cellrowborder" valign="top" width="21.17788221177882%" headers="mcps1.3.4.2.2.2.1.4.1.1 "><p id="evs_04_2103__evs_04_2013_p59870541103019">code</p>
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</td>
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<td class="cellrowborder" valign="top" width="21.17788221177882%" headers="mcps1.3.4.2.2.2.1.4.1.2 "><p id="evs_04_2103__evs_04_2013_p17675690103019">String</p>
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</td>
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<td class="cellrowborder" valign="top" width="57.64423557644236%" headers="mcps1.3.4.2.2.2.1.4.1.3 "><p id="evs_04_2103__evs_04_2013_p6087468103019">The error code returned if an error occurs.</p>
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<p id="evs_04_2103__evs_04_2013_p54787218103019">For details about the error code, see <a href="evs_04_0038.html">Error Codes</a>.</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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</li><li id="evs_04_2103__li4508766">Example response<pre class="screen" id="evs_04_2103__screen3866147115397">{
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"meta": {
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"key1": "value1"
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}
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}</pre>
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<p id="evs_04_2103__p52821068113531">or</p>
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<pre class="screen" id="evs_04_2103__screen62620029153922">{
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"error": {
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"message": "XXXX",
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"code": "XXX"
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}
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}</pre>
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<p id="evs_04_2103__p5655715720175">In the preceding example, <strong id="evs_04_2103__b842352706143959">error</strong> indicates a general error, for example, <strong id="evs_04_2103__b842352706144438">badRequest</strong> or <strong id="evs_04_2103__b842352706144454">itemNotFound</strong>. An example is provided as follows:</p>
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<pre class="screen" id="evs_04_2103__screen30078375153938">{
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"badRequest": {
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"message": "XXXX",
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"code": "XXX"
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}
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}</pre>
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</li></ul>
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</div>
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<div class="section" id="evs_04_2103__section1751558211340"><h4 class="sectiontitle">Status Codes</h4><ul id="evs_04_2103__ul947606911340"><li id="evs_04_2103__li1817575711340">Normal<p id="evs_04_2103__p2936408711340"><a name="evs_04_2103__li1817575711340"></a><a name="li1817575711340"></a>200</p>
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</li></ul>
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</div>
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<div class="section" id="evs_04_2103__section431317151242"><h4 class="sectiontitle">Error Codes</h4><p id="evs_04_2103__evs_04_2013_p783819215242">For details, see <a href="evs_04_0038.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="evs_04_2092.html">EVS Snapshot</a></div>
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</div>
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</div>
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