allow expressions in the first "map" parameter

This commit is contained in:
Igor Sysoev 2010-11-25 15:22:43 +00:00
parent 250ea2c2fa
commit e3c472c877

View file

@ -27,7 +27,7 @@ typedef struct {
typedef struct {
ngx_hash_combined_t hash;
ngx_int_t index;
ngx_http_complex_value_t value;
ngx_http_variable_value_t *default_value;
ngx_uint_t hostnames; /* unsigned hostnames:1 */
} ngx_http_map_ctx_t;
@ -105,23 +105,20 @@ ngx_http_map_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
ngx_http_map_ctx_t *map = (ngx_http_map_ctx_t *) data;
size_t len;
u_char *name;
ngx_str_t val;
ngx_uint_t key;
ngx_http_variable_value_t *vv, *value;
ngx_http_variable_value_t *value;
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"http map started");
vv = ngx_http_get_flushed_variable(r, map->index);
if (vv == NULL || vv->not_found) {
*v = *map->default_value;
return NGX_OK;
if (ngx_http_complex_value(r, &map->value, &val) != NGX_OK) {
return NGX_ERROR;
}
len = vv->len;
len = val.len;
if (len && map->hostnames && vv->data[len - 1] == '.') {
if (len && map->hostnames && val.data[len - 1] == '.') {
len--;
}
@ -130,14 +127,9 @@ ngx_http_map_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
return NGX_OK;
}
name = ngx_pnalloc(r->pool, len);
if (name == NULL) {
return NGX_ERROR;
}
key = ngx_hash_strlow(val.data, val.data, len);
key = ngx_hash_strlow(name, vv->data, len);
value = ngx_hash_find_combined(&map->hash, key, name, len);
value = ngx_hash_find_combined(&map->hash, key, val.data, len);
if (value) {
*v = *value;
@ -147,7 +139,7 @@ ngx_http_map_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
}
ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"http map: \"%v\" \"%v\"", vv, v);
"http map: \"%v\" \"%v\"", &val, v);
return NGX_OK;
}
@ -175,14 +167,15 @@ ngx_http_map_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
ngx_http_map_conf_t *mcf = conf;
char *rv;
ngx_str_t *value, name;
ngx_conf_t save;
ngx_pool_t *pool;
ngx_hash_init_t hash;
ngx_http_map_ctx_t *map;
ngx_http_variable_t *var;
ngx_http_map_conf_ctx_t ctx;
char *rv;
ngx_str_t *value, name;
ngx_conf_t save;
ngx_pool_t *pool;
ngx_hash_init_t hash;
ngx_http_map_ctx_t *map;
ngx_http_variable_t *var;
ngx_http_map_conf_ctx_t ctx;
ngx_http_compile_complex_value_t ccv;
if (mcf->hash_max_size == NGX_CONF_UNSET_UINT) {
mcf->hash_max_size = 2048;
@ -203,13 +196,13 @@ ngx_http_map_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
value = cf->args->elts;
name = value[1];
name.len--;
name.data++;
ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
map->index = ngx_http_get_variable_index(cf, &name);
ccv.cf = cf;
ccv.value = &value[1];
ccv.complex_value = &map->value;
if (map->index == NGX_ERROR) {
if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
return NGX_CONF_ERROR;
}