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Michael W Moser reassigned NIFI-12762: -------------------------------------- Assignee: Michael W Moser > ListenHTTP request headers limited to 8192 bytes > ------------------------------------------------ > > Key: NIFI-12762 > URL: https://issues.apache.org/jira/browse/NIFI-12762 > Project: Apache NiFi > Issue Type: Bug > Affects Versions: 1.25.0, 2.0.0-M2 > Reporter: Michael W Moser > Assignee: Michael W Moser > Priority: Minor > Attachments: Screenshot from 2024-07-12 19-52-19-1.png > > > ListenHTTP will parse HTTP request headers if the property "HTTP Headers to > receive as Attributes" is set. An HTTP client can sent request headers that > are larger than the default allowed 8192 bytes, and we get the log message > {noformat} > 2024-02-08 20:22:16,548 WARN [ListenHTTP > (8a290f74-018d-1000-a9d2-c06fdb10e3f3) Web Server-188] > org.eclipse.jetty.http.HttpParser Header is too large 8193>8192{noformat} > and ListenHTTP responds with HTTP ERROR 431 Request Header Fields Too Large > The NiFi UI and REST API sets the max header size to 16384 and it is > configurable in nifi.properties "nifi.web.max.header.size", in the file > FrameworkServerConnectorFactory.java. > We should probably allow ListenHTTP to use the same max header size setting. > Should we also look into this for HandleHttpRequest? -- This message was sent by Atlassian Jira (v8.20.10#820010)