headers: Support repeated WriteHeader if 1xx (fix #5074)

This commit is contained in:
Matthew Holt 2022-09-23 17:11:53 -06:00
parent eead00f54a
commit 7041970059
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@ -332,7 +332,10 @@ func (rww *responseWriterWrapper) WriteHeader(status int) {
if rww.wroteHeader {
return
}
rww.wroteHeader = true
// 1xx responses aren't final; just informational
if status < 100 || status > 199 {
rww.wroteHeader = true
}
if rww.require == nil || rww.require.Match(status, rww.ResponseWriterWrapper.Header()) {
if rww.headerOps != nil {
rww.headerOps.ApplyTo(rww.ResponseWriterWrapper.Header(), rww.replacer)