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[core] skip some trace if backend Upgrade (#3044) 

(thx flynn)

To reduce log noise, skip warning trace reporting error on backend
socket if the connection has been upgraded, e.g. to websockets

x-ref:
  "Socket errors after update to version 1.4.56"
  https://redmine.lighttpd.net/issues/3044
This commit is contained in:
Glenn Strauss 2020-12-09 14:40:58 -05:00
parent 1d9cab1bc3
commit de29a37771
1 changed files with 2 additions and 1 deletions
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3
src/gw_backend.c
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@ -33,6 +33,7 @@
#include "buffer.h"
#include "chunk.h"
#include "fdevent.h"
#include "http_header.h"
#include "log.h"
#include "sock_addr.h"
@ -2265,7 +2266,7 @@ static handler_t gw_recv_response_error(gw_handler_ctx * const hctx, request_st
"socket: %s for %s?%.*s, closing connection",
(long long)hctx->wb.bytes_out, proc->connection_name->ptr,
r->uri.path.ptr, BUFFER_INTLEN_PTR(&r->uri.query));
} else {
} else if (!light_btst(r->resp_htags, HTTP_HEADER_UPGRADE)) {
log_error(r->conf.errh, __FILE__, __LINE__,
"response already sent out, but backend returned error on "
"socket: %s for %s?%.*s, terminating connection",