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comparison src/http/ngx_http_upstream.c @ 8031:d26db4f82d7d

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All known output headers can be linked lists now. The h->next pointer properly provided as NULL in all cases where known output headers are added. Note that there are 3rd party modules which might not do this, and it might be risky to rely on this for arbitrary headers.
author Maxim Dounin <mdounin@mdounin.ru>
date Mon, 30 May 2022 21:25:45 +0300
parents cdc2724858ca
children 2025aae94739
comparison
equal deleted inserted replaced
8030:cdc2724858ca 8031:d26db4f82d7d
2679 NGX_HTTP_INTERNAL_SERVER_ERROR); 2679 NGX_HTTP_INTERNAL_SERVER_ERROR);
2680 return NGX_OK; 2680 return NGX_OK;
2681 } 2681 }
2682 2682
2683 *h = *u->headers_in.www_authenticate; 2683 *h = *u->headers_in.www_authenticate;
2684 h->next = NULL;
2684 2685
2685 r->headers_out.www_authenticate = h; 2686 r->headers_out.www_authenticate = h;
2686 } 2687 }
2687 2688
2688 #if (NGX_HTTP_CACHE) 2689 #if (NGX_HTTP_CACHE)
5073 *ho = *h; 5074 *ho = *h;
5074 5075
5075 if (offset) { 5076 if (offset) {
5076 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); 5077 ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset);
5077 *ph = ho; 5078 *ph = ho;
5079 ho->next = NULL;
5078 } 5080 }
5079 5081
5080 return NGX_OK; 5082 return NGX_OK;
5081 } 5083 }
5082 5084
5167 if (ho == NULL) { 5169 if (ho == NULL) {
5168 return NGX_ERROR; 5170 return NGX_ERROR;
5169 } 5171 }
5170 5172
5171 *ho = *h; 5173 *ho = *h;
5174 ho->next = NULL;
5172 5175
5173 r->headers_out.last_modified = ho; 5176 r->headers_out.last_modified = ho;
5174 r->headers_out.last_modified_time = 5177 r->headers_out.last_modified_time =
5175 r->upstream->headers_in.last_modified_time; 5178 r->upstream->headers_in.last_modified_time;
5176 5179
5189 if (ho == NULL) { 5192 if (ho == NULL) {
5190 return NGX_ERROR; 5193 return NGX_ERROR;
5191 } 5194 }
5192 5195
5193 *ho = *h; 5196 *ho = *h;
5197 ho->next = NULL;
5194 5198
5195 if (r->upstream->rewrite_redirect) { 5199 if (r->upstream->rewrite_redirect) {
5196 rc = r->upstream->rewrite_redirect(r, ho, 0); 5200 rc = r->upstream->rewrite_redirect(r, ho, 0);
5197 5201
5198 if (rc == NGX_DECLINED) { 5202 if (rc == NGX_DECLINED) {
5234 if (ho == NULL) { 5238 if (ho == NULL) {
5235 return NGX_ERROR; 5239 return NGX_ERROR;
5236 } 5240 }
5237 5241
5238 *ho = *h; 5242 *ho = *h;
5243 ho->next = NULL;
5239 5244
5240 if (r->upstream->rewrite_redirect) { 5245 if (r->upstream->rewrite_redirect) {
5241 5246
5242 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); 5247 p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1);
5243 5248
5279 if (ho == NULL) { 5284 if (ho == NULL) {
5280 return NGX_ERROR; 5285 return NGX_ERROR;
5281 } 5286 }
5282 5287
5283 *ho = *h; 5288 *ho = *h;
5289 ho->next = NULL;
5284 5290
5285 if (r->upstream->rewrite_cookie) { 5291 if (r->upstream->rewrite_cookie) {
5286 rc = r->upstream->rewrite_cookie(r, ho); 5292 rc = r->upstream->rewrite_cookie(r, ho);
5287 5293
5288 if (rc == NGX_DECLINED) { 5294 if (rc == NGX_DECLINED) {
5332 if (ho == NULL) { 5338 if (ho == NULL) {
5333 return NGX_ERROR; 5339 return NGX_ERROR;
5334 } 5340 }
5335 5341
5336 *ho = *h; 5342 *ho = *h;
5343 ho->next = NULL;
5337 5344
5338 r->headers_out.accept_ranges = ho; 5345 r->headers_out.accept_ranges = ho;
5339 5346
5340 return NGX_OK; 5347 return NGX_OK;
5341 } 5348 }