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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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5
src/shrpx_api_downstream_connection.cc
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@@ -308,6 +308,8 @@ int APIDownstreamConnection::push_upload_data_chunk(
} }
ssize_t nwrite; ssize_t nwrite;
for (; !data.empty();) {
while ((nwrite = write(fd_, data.data(), data.size())) == -1 && while ((nwrite = write(fd_, data.data(), data.size())) == -1 &&
errno == EINTR) errno == EINTR)
; ;
@@ -319,6 +321,9 @@ int APIDownstreamConnection::push_upload_data_chunk(
return 0; return 0;
} }
data = data.subspan(as_unsigned(nwrite));
}
// We don't have to call Upstream::resume_read() here, because // We don't have to call Upstream::resume_read() here, because
// request buffer is effectively unlimited. Actually, we cannot // request buffer is effectively unlimited. Actually, we cannot
// call it here since it could recursively call this function again. // call it here since it could recursively call this function again.