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nghttpx: Deal with partial write in API downstream connection

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This commit is contained in:
Tatsuhiro Tsujikawa
2026-03-23 23:05:48 +09:00
parent 99065afe91
commit d4b813b862
1 changed files with 13 additions and 8 deletions
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21
src/shrpx_api_downstream_connection.cc
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@@ -308,15 +308,20 @@ int APIDownstreamConnection::push_upload_data_chunk(
}
ssize_t nwrite;
while ((nwrite = write(fd_, data.data(), data.size())) == -1 &&
errno == EINTR)
;
if (nwrite == -1) {
auto error = errno;
LOG(ERROR) << "Could not write API request body: errno=" << error;
send_reply(500, APIStatusCode::FAILURE);
return 0;
for (; !data.empty();) {
while ((nwrite = write(fd_, data.data(), data.size())) == -1 &&
errno == EINTR)
;
if (nwrite == -1) {
auto error = errno;
LOG(ERROR) << "Could not write API request body: errno=" << error;
send_reply(500, APIStatusCode::FAILURE);
return 0;
}
data = data.subspan(as_unsigned(nwrite));
}
// We don't have to call Upstream::resume_read() here, because