Run failed: Request failed with status code 400

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发件人:wangzhewwzz (via GitHub) <[email protected]&gt;
发件时间:2025年12月17日 09:19
收件人:dev <[email protected]&gt;
主题:Re: [D] 关于电网拓扑数据导入 [incubator-hugegraph]




GitHub&nbsp;user&nbsp;wangzhewwzz&nbsp;added&nbsp;a&nbsp;comment&nbsp;to&nbsp;the&nbsp;discussion:&nbsp;关于电网拓扑数据导入

我没有开启权限认证&nbsp;按照你下面的写法&nbsp;报错如下&nbsp;Run&nbsp;failed:&nbsp;Reached&nbsp;maximum&nbsp;retries&nbsp;(0)&nbsp;for&nbsp;URL&nbsp;http://server:8080/gremlin
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发件人:dosubot[bot]&nbsp;***@***.***&amp;gt;
发件时间:2025年12月17日&nbsp;09:01
收件人:apache/incubator-hugegraph&nbsp;***@***.***&amp;gt;
抄送:wangzhewwzz&nbsp;***@***.***&amp;gt;,&nbsp;Mention&nbsp;***@***.***&amp;gt;
主题:Re:&nbsp;[apache/incubator-hugegraph]&nbsp;关于电网拓扑数据导入&nbsp;(Discussion&nbsp;#2917)




你可以这样在&nbsp;Dify&nbsp;工作流的&nbsp;HTTP&nbsp;节点配置访问&nbsp;HugeGraph,执行&nbsp;g.V()&nbsp;查询所有顶点和连接关系:

1.&nbsp;API
http://server:8080/gremlin&nbsp;

(server&nbsp;替换为你的&nbsp;HugeGraph&nbsp;主机名或&nbsp;IP)

2.&nbsp;HEADERS
{&nbsp;&nbsp;&amp;nbsp;"Content-Type":&nbsp;"application/json"&nbsp;&nbsp;&amp;nbsp;//&nbsp;如果&nbsp;HugeGraph&nbsp;开启了鉴权,还需要加&nbsp;&nbsp;&amp;nbsp;//&nbsp;"Authorization":&nbsp;"Basic&nbsp;base64(user:password)"&nbsp;或&nbsp;"Authorization":&nbsp;"Bearer&nbsp;your_token"&nbsp;}

3.&nbsp;PARAMS
&nbsp;无需填写(留空即可)。如果用&nbsp;GET&nbsp;方式,可以加参数&nbsp;gremlin=g.V(),但推荐用&nbsp;POST。

4.&nbsp;BODY
{&nbsp;&nbsp;&amp;nbsp;"gremlin":&nbsp;"g.V()",&nbsp;&nbsp;&amp;nbsp;"bindings":&nbsp;{},&nbsp;&nbsp;&amp;nbsp;"language":&nbsp;"gremlin-groovy",&nbsp;&nbsp;&amp;nbsp;"aliases":&nbsp;{&nbsp;&nbsp;&amp;nbsp;&nbsp;&amp;nbsp;"graph":&nbsp;"hugegraph",&nbsp;&nbsp;&amp;nbsp;&nbsp;&amp;nbsp;"g":&nbsp;"__g_hugegraph"&nbsp;&nbsp;&amp;nbsp;}&nbsp;}

gremlin:Gremlin&nbsp;查询语句,g.V()&nbsp;查询所有顶点,g.E()&nbsp;查询所有边。

aliases:指定图空间和遍历变量,推荐如上填写。

返回结果是&nbsp;JSON,所有顶点和属性在&nbsp;result.data&amp;nbsp;数组里。你可以在&nbsp;Dify&nbsp;后续节点用&nbsp;JSONPath&nbsp;提取需要的内容。

常见问题排查:

如果接口&nbsp;401/403,检查是否需要认证(Authorization)。

如果&nbsp;404,确认&nbsp;API&nbsp;路径和端口号。

如果返回乱码,确认&nbsp;Content-Type&nbsp;和&nbsp;Accept&nbsp;都为&nbsp;application/json。

如果数据量大,建议加分页或限制。

官方文档参考:HugeGraph&nbsp;Gremlin&nbsp;REST&nbsp;API

如需查询所有边,把&nbsp;gremlin&nbsp;改成&nbsp;"g.E()"&amp;nbsp;即可。

To&nbsp;reply,&nbsp;just&nbsp;mention&nbsp;@dosu.


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GitHub&nbsp;link:&nbsp;https://github.com/apache/incubator-hugegraph/discussions/2917#discussioncomment-15274226

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