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referer_hash_max_size and referer_hash_bucket_size directives

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patch by Witold Filipczyk
This commit is contained in:
Igor Sysoev 2011-06-28 10:40:44 +00:00
parent 8d7b1d222e
commit f58154db2f
1 changed files with 32 additions and 2 deletions
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34
src/http/modules/ngx_http_referer_module.c
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@ -29,6 +29,9 @@ typedef struct {
ngx_flag_t blocked_referer;
ngx_hash_keys_arrays_t *keys;
ngx_uint_t referer_hash_max_size;
ngx_uint_t referer_hash_bucket_size;
} ngx_http_referer_conf_t;
@ -54,6 +57,20 @@ static ngx_command_t ngx_http_referer_commands[] = {
0,
NULL },
{ ngx_string("referer_hash_max_size"),
NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_referer_conf_t, referer_hash_max_size),
NULL },
{ ngx_string("referer_hash_bucket_size"),
NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_referer_conf_t, referer_hash_bucket_size),
NULL },
ngx_null_command
};
@ -239,6 +256,8 @@ ngx_http_referer_create_conf(ngx_conf_t *cf)
conf->no_referer = NGX_CONF_UNSET;
conf->blocked_referer = NGX_CONF_UNSET;
conf->referer_hash_max_size = NGX_CONF_UNSET_UINT;
conf->referer_hash_bucket_size = NGX_CONF_UNSET_UINT;
return conf;
}
@ -260,6 +279,10 @@ ngx_http_referer_merge_conf(ngx_conf_t *cf, void *parent, void *child)
#endif
ngx_conf_merge_value(conf->no_referer, prev->no_referer, 0);
ngx_conf_merge_value(conf->blocked_referer, prev->blocked_referer, 0);
ngx_conf_merge_uint_value(conf->referer_hash_max_size,
prev->referer_hash_max_size, 2048);
ngx_conf_merge_uint_value(conf->referer_hash_bucket_size,
prev->referer_hash_bucket_size, 64);
return NGX_CONF_OK;
}
@ -276,9 +299,16 @@ ngx_http_referer_merge_conf(ngx_conf_t *cf, void *parent, void *child)
return NGX_CONF_ERROR;
}
ngx_conf_merge_uint_value(conf->referer_hash_max_size,
prev->referer_hash_max_size, 2048);
ngx_conf_merge_uint_value(conf->referer_hash_bucket_size,
prev->referer_hash_bucket_size, 64);
conf->referer_hash_bucket_size = ngx_align(conf->referer_hash_bucket_size,
ngx_cacheline_size);
hash.key = ngx_hash_key_lc;
hash.max_size = 2048; /* TODO: referer_hash_max_size; */
hash.bucket_size = 64; /* TODO: referer_hash_bucket_size; */
hash.max_size = conf->referer_hash_max_size;
hash.bucket_size = conf->referer_hash_bucket_size;
hash.name = "referers_hash";
hash.pool = cf->pool;