Mercurial > hg > nginx
diff src/http/ngx_http_upstream.c @ 1701:40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
this fixes fastcgi_catch_stderr segfault introduced in r1453
*) ngx_http_upstream_hide_headers_hash()
*) proxy/fastcgi pass_header/hide_header use
ngx_http_upstream_hide_headers_hash()
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Sun, 09 Dec 2007 18:03:20 +0000 |
parents | 976db8c6fb64 |
children | d22095839d86 |
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--- a/src/http/ngx_http_upstream.c +++ b/src/http/ngx_http_upstream.c @@ -3408,6 +3408,113 @@ ngx_http_upstream_add(ngx_conf_t *cf, ng } +ngx_int_t +ngx_http_upstream_hide_headers_hash(ngx_conf_t *cf, + ngx_http_upstream_conf_t *conf, ngx_http_upstream_conf_t *prev, + ngx_str_t *default_hide_headers, ngx_hash_init_t *hash) +{ + ngx_str_t *h; + ngx_uint_t i, j; + ngx_array_t hide_headers; + ngx_hash_key_t *hk; + + if (conf->hide_headers == NGX_CONF_UNSET_PTR + && conf->pass_headers == NGX_CONF_UNSET_PTR) + { + conf->hide_headers_hash = prev->hide_headers_hash; + + if (conf->hide_headers_hash.buckets) { + return NGX_OK; + } + + conf->hide_headers = prev->hide_headers; + conf->pass_headers = prev->pass_headers; + + } else { + if (conf->hide_headers == NGX_CONF_UNSET_PTR) { + conf->hide_headers = prev->hide_headers; + } + + if (conf->pass_headers == NGX_CONF_UNSET_PTR) { + conf->pass_headers = prev->pass_headers; + } + } + + if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) + != NGX_OK) + { + return NGX_ERROR; + } + + for (h = default_hide_headers; h->len; h++) { + hk = ngx_array_push(&hide_headers); + if (hk == NULL) { + return NGX_ERROR; + } + + hk->key = *h; + hk->key_hash = ngx_hash_key_lc(h->data, h->len); + hk->value = (void *) 1; + } + + if (conf->hide_headers != NGX_CONF_UNSET_PTR) { + + h = conf->hide_headers->elts; + + for (i = 0; i < conf->hide_headers->nelts; i++) { + + hk = hide_headers.elts; + + for (j = 0; j < hide_headers.nelts; j++) { + if (ngx_strcasecmp(h[i].data, hk[j].key.data) == 0) { + goto exist; + } + } + + hk = ngx_array_push(&hide_headers); + if (hk == NULL) { + return NGX_ERROR; + } + + hk->key = h[i]; + hk->key_hash = ngx_hash_key_lc(h[i].data, h[i].len); + hk->value = (void *) 1; + + exist: + + continue; + } + } + + if (conf->pass_headers != NGX_CONF_UNSET_PTR) { + + h = conf->pass_headers->elts; + hk = hide_headers.elts; + + for (i = 0; i < conf->pass_headers->nelts; i++) { + for (j = 0; j < hide_headers.nelts; j++) { + + if (hk[j].key.data == NULL) { + continue; + } + + if (ngx_strcasecmp(h[i].data, hk[j].key.data) == 0) { + hk[j].key.data = NULL; + break; + } + } + } + } + + hash->hash = &conf->hide_headers_hash; + hash->key = ngx_hash_key_lc; + hash->pool = cf->pool; + hash->temp_pool = NULL; + + return ngx_hash_init(hash, hide_headers.elts, hide_headers.nelts); +} + + static void * ngx_http_upstream_create_main_conf(ngx_conf_t *cf) {