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geoip_org

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patch by Alexander Uskov
This commit is contained in:
Igor Sysoev 2011-05-11 09:34:21 +00:00
parent 20b52bec63
commit 50733a53ec
1 changed files with 118 additions and 0 deletions
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118
src/http/modules/ngx_http_geoip_module.c
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@ -14,6 +14,7 @@
typedef struct {
GeoIP *country;
GeoIP *org;
GeoIP *city;
} ngx_http_geoip_conf_t;
@ -28,6 +29,8 @@ typedef const char *(*ngx_http_geoip_variable_handler_pt)(GeoIP *, u_long addr);
static ngx_int_t ngx_http_geoip_country_variable(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_geoip_org_variable(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_geoip_city_variable(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_geoip_region_name_variable(ngx_http_request_t *r,
@ -42,6 +45,8 @@ static ngx_int_t ngx_http_geoip_add_variables(ngx_conf_t *cf);
static void *ngx_http_geoip_create_conf(ngx_conf_t *cf);
static char *ngx_http_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static char *ngx_http_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static char *ngx_http_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static void ngx_http_geoip_cleanup(void *data);
@ -56,6 +61,13 @@ static ngx_command_t ngx_http_geoip_commands[] = {
0,
NULL },
{ ngx_string("geoip_org"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12,
ngx_http_geoip_org,
NGX_HTTP_MAIN_CONF_OFFSET,
0,
NULL },
{ ngx_string("geoip_city"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12,
ngx_http_geoip_city,
@ -112,6 +124,10 @@ static ngx_http_variable_t ngx_http_geoip_vars[] = {
ngx_http_geoip_country_variable,
(uintptr_t) GeoIP_country_name_by_ipnum, 0, 0 },
{ ngx_string("geoip_org"), NULL,
ngx_http_geoip_org_variable,
(uintptr_t) GeoIP_name_by_ipnum, 0, 0 },
{ ngx_string("geoip_city_continent_code"), NULL,
ngx_http_geoip_city_variable,
offsetof(GeoIPRecord, continent_code), 0, 0 },
@ -211,6 +227,53 @@ not_found:
}
static ngx_int_t
ngx_http_geoip_org_variable(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data)
{
ngx_http_geoip_variable_handler_pt handler =
(ngx_http_geoip_variable_handler_pt) data;
u_long addr;
const char *val;
struct sockaddr_in *sin;
ngx_http_geoip_conf_t *gcf;
gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module);
if (gcf->org == NULL) {
goto not_found;
}
if (r->connection->sockaddr->sa_family != AF_INET) {
goto not_found;
}
sin = (struct sockaddr_in *) r->connection->sockaddr;
addr = ntohl(sin->sin_addr.s_addr);
val = handler(gcf->org, addr);
if (val == NULL) {
goto not_found;
}
v->len = ngx_strlen(val);
v->valid = 1;
v->no_cacheable = 0;
v->not_found = 0;
v->data = (u_char *) val;
return NGX_OK;
not_found:
v->not_found = 1;
return NGX_OK;
}
static ngx_int_t
ngx_http_geoip_city_variable(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data)
@ -474,6 +537,57 @@ ngx_http_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
}
static char *
ngx_http_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
ngx_http_geoip_conf_t *gcf = conf;
ngx_str_t *value;
if (gcf->org) {
return "is duplicate";
}
value = cf->args->elts;
gcf->org = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
if (gcf->org == NULL) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"GeoIP_open(\"%V\") failed", &value[1]);
return NGX_CONF_ERROR;
}
if (cf->args->nelts == 3) {
if (ngx_strcmp(value[2].data, "utf8") == 0) {
GeoIP_set_charset (gcf->org, GEOIP_CHARSET_UTF8);
} else {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"invalid parameter \"%V\"", &value[2]);
return NGX_CONF_ERROR;
}
}
switch (gcf->org->databaseType) {
case GEOIP_ISP_EDITION:
case GEOIP_ORG_EDITION:
case GEOIP_DOMAIN_EDITION:
case GEOIP_ASNUM_EDITION:
return NGX_CONF_OK;
default:
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"invalid GeoIP database \"%V\" type:%d",
&value[1], gcf->org->databaseType);
return NGX_CONF_ERROR;
}
}
static char *
ngx_http_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
@ -532,6 +646,10 @@ ngx_http_geoip_cleanup(void *data)
GeoIP_delete(gcf->country);
}
if (gcf->org) {
GeoIP_delete(gcf->org);
}
if (gcf->city) {
GeoIP_delete(gcf->city);
}