proxy_no_cache and fastcgi_no_cache

This commit is contained in:
Igor Sysoev 2010-05-24 11:01:05 +00:00
parent fbb262533f
commit 9b2763a245
6 changed files with 101 additions and 0 deletions

View File

@ -336,6 +336,13 @@ static ngx_command_t ngx_http_fastcgi_commands[] = {
0,
&ngx_http_fastcgi_module },
{ ngx_string("fastcgi_no_cache"),
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
ngx_http_no_cache_set_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_fastcgi_loc_conf_t, upstream.no_cache),
NULL },
{ ngx_string("fastcgi_cache_valid"),
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
ngx_http_file_cache_valid_set_slot,
@ -1923,6 +1930,7 @@ ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
#if (NGX_HTTP_CACHE)
conf->upstream.cache = NGX_CONF_UNSET_PTR;
conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT;
conf->upstream.no_cache = NGX_CONF_UNSET_PTR;
conf->upstream.cache_valid = NGX_CONF_UNSET_PTR;
#endif
@ -2144,6 +2152,9 @@ ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD;
ngx_conf_merge_ptr_value(conf->upstream.no_cache,
prev->upstream.no_cache, NULL);
ngx_conf_merge_ptr_value(conf->upstream.cache_valid,
prev->upstream.cache_valid, NULL);

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@ -359,6 +359,13 @@ static ngx_command_t ngx_http_proxy_commands[] = {
0,
&ngx_http_proxy_module },
{ ngx_string("proxy_no_cache"),
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
ngx_http_no_cache_set_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_proxy_loc_conf_t, upstream.no_cache),
NULL },
{ ngx_string("proxy_cache_valid"),
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
ngx_http_file_cache_valid_set_slot,
@ -1917,6 +1924,7 @@ ngx_http_proxy_create_loc_conf(ngx_conf_t *cf)
#if (NGX_HTTP_CACHE)
conf->upstream.cache = NGX_CONF_UNSET_PTR;
conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT;
conf->upstream.no_cache = NGX_CONF_UNSET_PTR;
conf->upstream.cache_valid = NGX_CONF_UNSET_PTR;
#endif
@ -2141,6 +2149,9 @@ ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|NGX_HTTP_UPSTREAM_FT_OFF;
}
ngx_conf_merge_ptr_value(conf->upstream.no_cache,
prev->upstream.no_cache, NULL);
ngx_conf_merge_ptr_value(conf->upstream.cache_valid,
prev->upstream.cache_valid, NULL);

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@ -134,6 +134,11 @@ char *ngx_http_file_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd,
char *ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
ngx_int_t ngx_http_cache(ngx_http_request_t *r, ngx_array_t *no_cache);
char *ngx_http_no_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
extern ngx_str_t ngx_http_cache_status[];

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@ -1692,3 +1692,69 @@ ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd,
return NGX_CONF_OK;
}
ngx_int_t
ngx_http_cache(ngx_http_request_t *r, ngx_array_t *no_cache)
{
ngx_str_t val;
ngx_uint_t i;
ngx_http_complex_value_t *cv;
cv = no_cache->elts;
for (i = 0; i < no_cache->nelts; i++) {
if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) {
return NGX_ERROR;
}
if (val.len && val.data[0] != '0') {
return NGX_DECLINED;
}
}
return NGX_OK;
}
char *
ngx_http_no_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
char *p = conf;
ngx_str_t *value;
ngx_uint_t i;
ngx_array_t **a;
ngx_http_complex_value_t *cv;
ngx_http_compile_complex_value_t ccv;
a = (ngx_array_t **) (p + cmd->offset);
if (*a == NGX_CONF_UNSET_PTR) {
*a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t));
if (*a == NULL) {
return NGX_CONF_ERROR;
}
}
value = cf->args->elts;
for (i = 1; i < cf->args->nelts; i++) {
cv = ngx_array_push(*a);
if (cv == NULL) {
return NGX_CONF_ERROR;
}
ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
ccv.cf = cf;
ccv.value = &value[i];
ccv.complex_value = cv;
if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
return NGX_CONF_ERROR;
}
}
return NGX_CONF_OK;
}

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@ -621,6 +621,13 @@ ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u)
if (c == NULL) {
if (u->conf->no_cache) {
rc = ngx_http_cache(r, u->conf->no_cache);
if (rc != NGX_OK) {
return rc;
}
}
if (!(r->method & u->conf->cache_methods)) {
return NGX_DECLINED;
}

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@ -162,6 +162,7 @@ typedef struct {
ngx_uint_t cache_methods;
ngx_array_t *cache_valid;
ngx_array_t *no_cache; /* ngx_http_complex_value_t */
#endif
ngx_array_t *store_lengths;