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named location

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This commit is contained in:
Igor Sysoev 2007-07-29 18:11:39 +00:00
parent a1df416d65
commit 8889b65711
5 changed files with 124 additions and 17 deletions
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10
src/http/modules/ngx_http_proxy_module.c
View File

@ -2276,13 +2276,17 @@ ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
plcf->upstream.location = clcf->name;
if (clcf->named
#if (NGX_PCRE)
if (clcf->regex || clcf->noname) {
|| clcf->regex
#endif
|| clcf->noname)
{
if (plcf->upstream.uri.len) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"\"proxy_pass\" may not have URI part in "
"location given by regular expression, "
"or inside named location, "
"or inside the \"if\" statement, "
"or inside the \"limit_except\" block");
return NGX_CONF_ERROR;
@ -2291,8 +2295,6 @@ ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
plcf->upstream.location.len = 0;
}
#endif
plcf->upstream.url = *url;
if (clcf->name.data[clcf->name.len - 1] == '/') {

9
src/http/ngx_http.c
View File

@ -401,6 +401,7 @@ ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
cmcf->phase_engine.server_rewrite_index = (ngx_uint_t) -1;
cmcf->phase_engine.location_rewrite_index = (ngx_uint_t) -1;
find_config_index = 0;
use_rewrite = cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers.nelts ? 1 : 0;
use_access = cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers.nelts ? 1 : 0;
@ -442,6 +443,14 @@ ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
continue;
case NGX_HTTP_REWRITE_PHASE:
if (cmcf->phase_engine.location_rewrite_index == (ngx_uint_t) -1) {
cmcf->phase_engine.location_rewrite_index = n;
}
checker = ngx_http_core_generic_phase;
break;
case NGX_HTTP_POST_REWRITE_PHASE:
if (use_rewrite) {
ph->checker = ngx_http_core_post_rewrite_phase;

107
src/http/ngx_http_core_module.c
View File

@ -945,13 +945,12 @@ ngx_http_core_find_location(ngx_http_request_t *r,
clcfp = locations->elts;
for (i = 0; i < locations->nelts; i++) {
if (clcfp[i]->noname
#if (NGX_PCRE)
if (clcfp[i]->regex) {
break;
}
|| clcfp[i]->regex
#endif
if (clcfp[i]->noname) {
|| clcfp[i]->named)
{
break;
}
@ -1028,7 +1027,7 @@ ngx_http_core_find_location(ngx_http_request_t *r,
for (i = regex_start; i < locations->nelts; i++) {
if (clcfp[i]->noname) {
if (!clcfp[i]->regex) {
break;
}
@ -1514,6 +1513,51 @@ ngx_http_internal_redirect(ngx_http_request_t *r,
}
ngx_int_t
ngx_http_named_location(ngx_http_request_t *r, ngx_str_t *name)
{
ngx_uint_t i;
ngx_http_core_srv_conf_t *cscf;
ngx_http_core_loc_conf_t **clcfp;
ngx_http_core_main_conf_t *cmcf;
cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
clcfp = cscf->locations.elts;
for (i = cscf->named_start; i < cscf->locations.nelts; i++) {
if (name->len != clcfp[i]->name.len
|| ngx_strncmp(name->data, clcfp[i]->name.data, name->len) != 0)
{
continue;
}
ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"named location: %V \"%V?%V\"", name, &r->uri, &r->args);
r->internal = 1;
r->loc_conf = clcfp[i]->loc_conf;
ngx_http_update_location_config(r);
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module);
r->phase_handler = cmcf->phase_engine.location_rewrite_index;
ngx_http_core_run_phases(r);
return NGX_DONE;
}
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"could not find name location \"%V\"", name);
ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
return NGX_DONE;
}
ngx_http_cleanup_t *
ngx_http_cleanup_add(ngx_http_request_t *r, size_t size)
{
@ -1558,10 +1602,8 @@ ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
ngx_http_module_t *module;
ngx_http_conf_ctx_t *ctx, *http_ctx;
ngx_http_core_srv_conf_t *cscf, **cscfp;
ngx_http_core_main_conf_t *cmcf;
#if (NGX_PCRE)
ngx_http_core_loc_conf_t **clcfp;
#endif
ngx_http_core_main_conf_t *cmcf;
ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
if (ctx == NULL) {
@ -1645,10 +1687,11 @@ ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
ngx_sort(cscf->locations.elts, (size_t) cscf->locations.nelts,
sizeof(ngx_http_core_loc_conf_t *), ngx_http_core_cmp_locations);
clcfp = cscf->locations.elts;
#if (NGX_PCRE)
cscf->regex_start = cscf->locations.nelts;
clcfp = cscf->locations.elts;
for (i = 0; i < cscf->locations.nelts; i++) {
if (clcfp[i]->regex) {
@ -1659,6 +1702,15 @@ ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
#endif
cscf->named_start = cscf->locations.nelts;
for (i = 0; i < cscf->locations.nelts; i++) {
if (clcfp[i]->named) {
cscf->named_start = i;
break;
}
}
return rv;
}
@ -1759,7 +1811,12 @@ ngx_http_core_location(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
}
} else {
clcf->name = value[1];
if (value[1].data[0] == '@') {
clcf->named = 1;
}
}
pclcf = pctx->loc_conf[ngx_http_core_module.ctx_index];
@ -1785,6 +1842,14 @@ ngx_http_core_location(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
return NGX_CONF_ERROR;
}
if (pclcf->named) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"location \"%V\" could not be inside "
"the named location \"%V\"",
&clcf->name, &pclcf->name);
return NGX_CONF_ERROR;
}
#if (NGX_PCRE)
if (clcf->regex == NULL
&& ngx_strncmp(clcf->name.data, pclcf->name.data, pclcf->name.len)
@ -1862,6 +1927,20 @@ ngx_http_core_cmp_locations(const void *one, const void *two)
first = *(ngx_http_core_loc_conf_t **) one;
second = *(ngx_http_core_loc_conf_t **) two;
if (first->named && !second->named) {
/* shift named locations to the end */
return 1;
}
if (!first->named && second->named) {
/* shift named locations to the end */
return -1;
}
if (first->named && second->named) {
return ngx_strcmp(first->name.data, second->name.data);
}
if (first->noname && !second->noname) {
/* shift no named locations to the end */
return 1;
@ -2707,6 +2786,14 @@ ngx_http_core_root(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
return NGX_CONF_ERROR;
}
if (lcf->named && alias) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"the \"alias\" directive may not be used "
"inside named location");
return NGX_CONF_ERROR;
}
#if (NGX_PCRE)
if (lcf->regex && alias) {

11
src/http/ngx_http_core_module.h
View File

@ -79,6 +79,7 @@ struct ngx_http_phase_handler_s {
typedef struct {
ngx_http_phase_handler_t *handlers;
ngx_uint_t server_rewrite_index;
ngx_uint_t location_rewrite_index;
} ngx_http_phase_engine_t;
@ -117,7 +118,8 @@ typedef struct {
*/
ngx_array_t locations;
unsigned regex_start:16;
unsigned regex_start:15;
unsigned named_start:15;
unsigned wildcard:1;
/* array of the ngx_http_listen_t, "listen" directive */
@ -212,9 +214,10 @@ struct ngx_http_core_loc_conf_s {
ngx_regex_t *regex;
#endif
unsigned regex_start:16;
unsigned regex_start:15;
unsigned noname:1; /* "if () {}" block */
unsigned noname:1; /* "if () {}" block or limit_except */
unsigned named:1;
unsigned exact_match:1;
unsigned noregex:1;
@ -314,6 +317,8 @@ ngx_int_t ngx_http_subrequest(ngx_http_request_t *r,
ngx_http_post_subrequest_t *psr, ngx_uint_t flags);
ngx_int_t ngx_http_internal_redirect(ngx_http_request_t *r,
ngx_str_t *uri, ngx_str_t *args);
ngx_int_t ngx_http_named_location(ngx_http_request_t *r, ngx_str_t *name);
ngx_http_cleanup_t *ngx_http_cleanup_add(ngx_http_request_t *r, size_t size);

4
src/http/ngx_http_special_response.c
View File

@ -409,6 +409,10 @@ ngx_http_special_response_handler(ngx_http_request_t *r, ngx_int_t error)
return ngx_http_internal_redirect(r, uri, NULL);
}
if (uri->data[0] == '@') {
return ngx_http_named_location(r, uri);
}
r->headers_out.location =
ngx_list_push(&r->headers_out.headers);