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comparison src/http/ngx_http_request_body.c @ 7693:f5a2af0e7079

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Request body: optimized handling of small chunks. If there is a previous buffer, copy small chunks into it instead of allocating additional buffer.
author Maxim Dounin <mdounin@mdounin.ru>
date Thu, 06 Aug 2020 05:02:57 +0300
parents 0f7f1a509113
children 554c6ae25ffc 532fe796b0e2
comparison
equal deleted inserted replaced
7692:0f7f1a509113 7693:f5a2af0e7079
1025 out = NULL; 1025 out = NULL;
1026 ll = &out; 1026 ll = &out;
1027 1027
1028 for (cl = in; cl; cl = cl->next) { 1028 for (cl = in; cl; cl = cl->next) {
1029 1029
1030 b = NULL;
1031
1030 for ( ;; ) { 1032 for ( ;; ) {
1031 1033
1032 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0, 1034 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0,
1033 "http body chunked buf " 1035 "http body chunked buf "
1034 "t:%d f:%d %p, pos %p, size: %z file: %O, size: %O", 1036 "t:%d f:%d %p, pos %p, size: %z file: %O, size: %O",
1057 rb->chunked->size); 1059 rb->chunked->size);
1058 1060
1059 r->lingering_close = 1; 1061 r->lingering_close = 1;
1060 1062
1061 return NGX_HTTP_REQUEST_ENTITY_TOO_LARGE; 1063 return NGX_HTTP_REQUEST_ENTITY_TOO_LARGE;
1064 }
1065
1066 if (b
1067 && rb->chunked->size <= 128
1068 && cl->buf->last - cl->buf->pos >= rb->chunked->size)
1069 {
1070 r->headers_in.content_length_n += rb->chunked->size;
1071
1072 if (rb->chunked->size < 8) {
1073
1074 while (rb->chunked->size) {
1075 *b->last++ = *cl->buf->pos++;
1076 rb->chunked->size--;
1077 }
1078
1079 } else {
1080 ngx_memmove(b->last, cl->buf->pos, rb->chunked->size);
1081 b->last += rb->chunked->size;
1082 cl->buf->pos += rb->chunked->size;
1083 rb->chunked->size = 0;
1084 }
1085
1086 continue;
1062 } 1087 }
1063 1088
1064 tl = ngx_chain_get_free_buf(r->pool, &rb->free); 1089 tl = ngx_chain_get_free_buf(r->pool, &rb->free);
1065 if (tl == NULL) { 1090 if (tl == NULL) {
1066 return NGX_HTTP_INTERNAL_SERVER_ERROR; 1091 return NGX_HTTP_INTERNAL_SERVER_ERROR;