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Merge pull request #69601 from ClickHouse/fix-tsan-writebufferfromhttpserverresponse

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Try to fix data race in `WriteBufferFromHTTPServerResponse`
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Konstantin Bogdanov 2024-09-17 00:23:17 +00:00 committed by GitHub
commit a329150eef
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2 changed files with 8 additions and 8 deletions
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6
src/Server/HTTP/WriteBufferFromHTTPServerResponse.cpp
View File

@ -17,9 +17,7 @@ void WriteBufferFromHTTPServerResponse::startSendHeaders()
{
headers_started_sending = true;
if (response.getChunkedTransferEncoding())
setChunked();
else if (response.getContentLength() == Poco::Net::HTTPMessage::UNKNOWN_CONTENT_LENGTH)
if (!response.getChunkedTransferEncoding() && response.getContentLength() == Poco::Net::HTTPMessage::UNKNOWN_CONTENT_LENGTH)
{
/// In case there is no Content-Length we cannot use keep-alive,
/// since there is no way to know when the server send all the
@ -134,6 +132,8 @@ WriteBufferFromHTTPServerResponse::WriteBufferFromHTTPServerResponse(
, response(response_)
, is_http_method_head(is_http_method_head_)
{
if (response.getChunkedTransferEncoding())
setChunked();
}

10
src/Server/StaticRequestHandler.cpp
View File

@ -90,15 +90,15 @@ static inline void trySendExceptionToClient(
void StaticRequestHandler::handleRequest(HTTPServerRequest & request, HTTPServerResponse & response, const ProfileEvents::Event & /*write_event*/)
{
applyHTTPResponseHeaders(response, http_response_headers_override);
if (request.getVersion() == Poco::Net::HTTPServerRequest::HTTP_1_1)
response.setChunkedTransferEncoding(true);
auto out = responseWriteBuffer(request, response);
try
{
applyHTTPResponseHeaders(response, http_response_headers_override);
if (request.getVersion() == Poco::Net::HTTPServerRequest::HTTP_1_1)
response.setChunkedTransferEncoding(true);
/// Workaround. Poco does not detect 411 Length Required case.
if (request.getMethod() == Poco::Net::HTTPRequest::HTTP_POST && !request.getChunkedTransferEncoding() && !request.hasContentLength())
throw Exception(ErrorCodes::HTTP_LENGTH_REQUIRED,