details: http://hg.nginx.org/nginx/rev/558db057adaa
branches:
changeset: 6630:558db057adaa
user: Vladimir Homutov <vl@nginx.com>
date: Tue Jul 12 17:34:43 2016 +0300
description:
Stream: geoip module.

diffstat:

auto/modules | 10 +
auto/options | 6 +
src/stream/ngx_stream_geoip_module.c | 814 +++++++++++++++++++++++++++++++++++
3 files changed, 830 insertions(+), 0 deletions(-)

diffs (868 lines):

diff -r 8ed51b02f655 -r 558db057adaa auto/modules
--- a/auto/modules Tue Jul 12 17:34:40 2016 +0300
+++ b/auto/modules Tue Jul 12 17:34:43 2016 +0300
@@ -1024,6 +1024,16 @@ if [ $STREAM != NO ]; then
. auto/module
fi

+ if [ $STREAM_GEOIP != NO ]; then
+ ngx_module_name=ngx_stream_geoip_module
+ ngx_module_deps=
+ ngx_module_srcs=src/stream/ngx_stream_geoip_module.c
+ ngx_module_libs=GEOIP
+ ngx_module_link=$STREAM_GEOIP
+
+ . auto/module
+ fi
+
if [ $STREAM_MAP = YES ]; then
ngx_module_name=ngx_stream_map_module
ngx_module_deps=
diff -r 8ed51b02f655 -r 558db057adaa auto/options
--- a/auto/options Tue Jul 12 17:34:40 2016 +0300
+++ b/auto/options Tue Jul 12 17:34:43 2016 +0300
@@ -117,6 +117,7 @@ STREAM=NO
STREAM_SSL=NO
STREAM_LIMIT_CONN=YES
STREAM_ACCESS=YES
+STREAM_GEOIP=NO
STREAM_MAP=YES
STREAM_RETURN=YES
STREAM_UPSTREAM_HASH=YES
@@ -293,6 +294,9 @@ use the \"--with-mail_ssl_module\" optio
--with-stream) STREAM=YES ;;
--with-stream=dynamic) STREAM=DYNAMIC ;;
--with-stream_ssl_module) STREAM_SSL=YES ;;
+ --with-stream_geoip_module) STREAM_GEOIP=YES ;;
+ --with-stream_geoip_module=dynamic)
+ STREAM_GEOIP=DYNAMIC ;;
--without-stream_limit_conn_module)
STREAM_LIMIT_CONN=NO ;;
--without-stream_access_module) STREAM_ACCESS=NO ;;
@@ -494,6 +498,8 @@ cat << END
--with-stream enable TCP/UDP proxy module
--with-stream=dynamic enable dynamic TCP/UDP proxy module
--with-stream_ssl_module enable ngx_stream_ssl_module
+ --with-stream_geoip_module enable ngx_stream_geoip_module
+ --with-stream_geoip_module=dynamic enable dynamic ngx_stream_geoip_module
--without-stream_limit_conn_module disable ngx_stream_limit_conn_module
--without-stream_access_module disable ngx_stream_access_module
--without-stream_map_module disable ngx_stream_map_module
diff -r 8ed51b02f655 -r 558db057adaa src/stream/ngx_stream_geoip_module.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/stream/ngx_stream_geoip_module.c Tue Jul 12 17:34:43 2016 +0300
@@ -0,0 +1,814 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) Nginx, Inc.
+ */
+
+
+#include <ngx_config.h>
+#include <ngx_core.h>
+#include <ngx_stream.h>
+
+#include <GeoIP.h>
+#include <GeoIPCity.h>
+
+
+#define NGX_GEOIP_COUNTRY_CODE 0
+#define NGX_GEOIP_COUNTRY_CODE3 1
+#define NGX_GEOIP_COUNTRY_NAME 2
+
+
+typedef struct {
+ GeoIP *country;
+ GeoIP *org;
+ GeoIP *city;
+#if (NGX_HAVE_GEOIP_V6)
+ unsigned country_v6:1;
+ unsigned org_v6:1;
+ unsigned city_v6:1;
+#endif
+} ngx_stream_geoip_conf_t;
+
+
+typedef struct {
+ ngx_str_t *name;
+ uintptr_t data;
+} ngx_stream_geoip_var_t;
+
+
+typedef const char *(*ngx_stream_geoip_variable_handler_pt)(GeoIP *,
+ u_long addr);
+
+
+ngx_stream_geoip_variable_handler_pt ngx_stream_geoip_country_functions[] = {
+ GeoIP_country_code_by_ipnum,
+ GeoIP_country_code3_by_ipnum,
+ GeoIP_country_name_by_ipnum,
+};
+
+
+#if (NGX_HAVE_GEOIP_V6)
+
+typedef const char *(*ngx_stream_geoip_variable_handler_v6_pt)(GeoIP *,
+ geoipv6_t addr);
+
+
+ngx_stream_geoip_variable_handler_v6_pt
+ ngx_stream_geoip_country_v6_functions[] =
+{
+ GeoIP_country_code_by_ipnum_v6,
+ GeoIP_country_code3_by_ipnum_v6,
+ GeoIP_country_name_by_ipnum_v6,
+};
+
+#endif
+
+
+static ngx_int_t ngx_stream_geoip_country_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data);
+static ngx_int_t ngx_stream_geoip_org_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data);
+static ngx_int_t ngx_stream_geoip_city_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data);
+static ngx_int_t ngx_stream_geoip_region_name_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data);
+static ngx_int_t ngx_stream_geoip_city_float_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data);
+static ngx_int_t ngx_stream_geoip_city_int_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data);
+static GeoIPRecord *ngx_stream_geoip_get_city_record(ngx_stream_session_t *s);
+
+static ngx_int_t ngx_stream_geoip_add_variables(ngx_conf_t *cf);
+static void *ngx_stream_geoip_create_conf(ngx_conf_t *cf);
+static char *ngx_stream_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd,
+ void *conf);
+static char *ngx_stream_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd,
+ void *conf);
+static char *ngx_stream_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd,
+ void *conf);
+static void ngx_stream_geoip_cleanup(void *data);
+
+
+static ngx_command_t ngx_stream_geoip_commands[] = {
+
+ { ngx_string("geoip_country"),
+ NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE12,
+ ngx_stream_geoip_country,
+ NGX_STREAM_MAIN_CONF_OFFSET,
+ 0,
+ NULL },
+
+ { ngx_string("geoip_org"),
+ NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE12,
+ ngx_stream_geoip_org,
+ NGX_STREAM_MAIN_CONF_OFFSET,
+ 0,
+ NULL },
+
+ { ngx_string("geoip_city"),
+ NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE12,
+ ngx_stream_geoip_city,
+ NGX_STREAM_MAIN_CONF_OFFSET,
+ 0,
+ NULL },
+
+ ngx_null_command
+};
+
+
+static ngx_stream_module_t ngx_stream_geoip_module_ctx = {
+ ngx_stream_geoip_add_variables, /* preconfiguration */
+ NULL, /* postconfiguration */
+
+ ngx_stream_geoip_create_conf, /* create main configuration */
+ NULL, /* init main configuration */
+
+ NULL, /* create server configuration */
+ NULL /* merge server configuration */
+};
+
+
+ngx_module_t ngx_stream_geoip_module = {
+ NGX_MODULE_V1,
+ &ngx_stream_geoip_module_ctx, /* module context */
+ ngx_stream_geoip_commands, /* module directives */
+ NGX_STREAM_MODULE, /* module type */
+ NULL, /* init master */
+ NULL, /* init module */
+ NULL, /* init process */
+ NULL, /* init thread */
+ NULL, /* exit thread */
+ NULL, /* exit process */
+ NULL, /* exit master */
+ NGX_MODULE_V1_PADDING
+};
+
+
+static ngx_stream_variable_t ngx_stream_geoip_vars[] = {
+
+ { ngx_string("geoip_country_code"), NULL,
+ ngx_stream_geoip_country_variable,
+ NGX_GEOIP_COUNTRY_CODE, 0, 0 },
+
+ { ngx_string("geoip_country_code3"), NULL,
+ ngx_stream_geoip_country_variable,
+ NGX_GEOIP_COUNTRY_CODE3, 0, 0 },
+
+ { ngx_string("geoip_country_name"), NULL,
+ ngx_stream_geoip_country_variable,
+ NGX_GEOIP_COUNTRY_NAME, 0, 0 },
+
+ { ngx_string("geoip_org"), NULL,
+ ngx_stream_geoip_org_variable,
+ 0, 0, 0 },
+
+ { ngx_string("geoip_city_continent_code"), NULL,
+ ngx_stream_geoip_city_variable,
+ offsetof(GeoIPRecord, continent_code), 0, 0 },
+
+ { ngx_string("geoip_city_country_code"), NULL,
+ ngx_stream_geoip_city_variable,
+ offsetof(GeoIPRecord, country_code), 0, 0 },
+
+ { ngx_string("geoip_city_country_code3"), NULL,
+ ngx_stream_geoip_city_variable,
+ offsetof(GeoIPRecord, country_code3), 0, 0 },
+
+ { ngx_string("geoip_city_country_name"), NULL,
+ ngx_stream_geoip_city_variable,
+ offsetof(GeoIPRecord, country_name), 0, 0 },
+
+ { ngx_string("geoip_region"), NULL,
+ ngx_stream_geoip_city_variable,
+ offsetof(GeoIPRecord, region), 0, 0 },
+
+ { ngx_string("geoip_region_name"), NULL,
+ ngx_stream_geoip_region_name_variable,
+ 0, 0, 0 },
+
+ { ngx_string("geoip_city"), NULL,
+ ngx_stream_geoip_city_variable,
+ offsetof(GeoIPRecord, city), 0, 0 },
+
+ { ngx_string("geoip_postal_code"), NULL,
+ ngx_stream_geoip_city_variable,
+ offsetof(GeoIPRecord, postal_code), 0, 0 },
+
+ { ngx_string("geoip_latitude"), NULL,
+ ngx_stream_geoip_city_float_variable,
+ offsetof(GeoIPRecord, latitude), 0, 0 },
+
+ { ngx_string("geoip_longitude"), NULL,
+ ngx_stream_geoip_city_float_variable,
+ offsetof(GeoIPRecord, longitude), 0, 0 },
+
+ { ngx_string("geoip_dma_code"), NULL,
+ ngx_stream_geoip_city_int_variable,
+ offsetof(GeoIPRecord, dma_code), 0, 0 },
+
+ { ngx_string("geoip_area_code"), NULL,
+ ngx_stream_geoip_city_int_variable,
+ offsetof(GeoIPRecord, area_code), 0, 0 },
+
+ { ngx_null_string, NULL, NULL, 0, 0, 0 }
+};
+
+
+static u_long
+ngx_stream_geoip_addr(ngx_stream_session_t *s, ngx_stream_geoip_conf_t *gcf)
+{
+ ngx_addr_t addr;
+ struct sockaddr_in *sin;
+
+ addr.sockaddr = s->connection->sockaddr;
+ addr.socklen = s->connection->socklen;
+ /* addr.name = s->connection->addr_text; */
+
+#if (NGX_HAVE_INET6)
+
+ if (addr.sockaddr->sa_family == AF_INET6) {
+ u_char *p;
+ in_addr_t inaddr;
+ struct in6_addr *inaddr6;
+
+ inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr;
+
+ if (IN6_IS_ADDR_V4MAPPED(inaddr6)) {
+ p = inaddr6->s6_addr;
+
+ inaddr = p[12] << 24;
+ inaddr += p[13] << 16;
+ inaddr += p[14] << 8;
+ inaddr += p[15];
+
+ return inaddr;
+ }
+ }
+
+#endif
+
+ if (addr.sockaddr->sa_family != AF_INET) {
+ return INADDR_NONE;
+ }
+
+ sin = (struct sockaddr_in *) addr.sockaddr;
+ return ntohl(sin->sin_addr.s_addr);
+}
+
+
+#if (NGX_HAVE_GEOIP_V6)
+
+static geoipv6_t
+ngx_stream_geoip_addr_v6(ngx_stream_session_t *s, ngx_stream_geoip_conf_t *gcf)
+{
+ ngx_addr_t addr;
+ in_addr_t addr4;
+ struct in6_addr addr6;
+ struct sockaddr_in *sin;
+ struct sockaddr_in6 *sin6;
+
+ addr.sockaddr = s->connection->sockaddr;
+ addr.socklen = s->connection->socklen;
+ /* addr.name = s->connection->addr_text; */
+
+ switch (addr.sockaddr->sa_family) {
+
+ case AF_INET:
+ /* Produce IPv4-mapped IPv6 address. */
+ sin = (struct sockaddr_in *) addr.sockaddr;
+ addr4 = ntohl(sin->sin_addr.s_addr);
+
+ ngx_memzero(&addr6, sizeof(struct in6_addr));
+ addr6.s6_addr[10] = 0xff;
+ addr6.s6_addr[11] = 0xff;
+ addr6.s6_addr[12] = addr4 >> 24;
+ addr6.s6_addr[13] = addr4 >> 16;
+ addr6.s6_addr[14] = addr4 >> 8;
+ addr6.s6_addr[15] = addr4;
+ return addr6;
+
+ case AF_INET6:
+ sin6 = (struct sockaddr_in6 *) addr.sockaddr;
+ return sin6->sin6_addr;
+
+ default:
+ return in6addr_any;
+ }
+}
+
+#endif
+
+
+static ngx_int_t
+ngx_stream_geoip_country_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data)
+{
+ ngx_stream_geoip_variable_handler_pt handler =
+ ngx_stream_geoip_country_functions[data];
+#if (NGX_HAVE_GEOIP_V6)
+ ngx_stream_geoip_variable_handler_v6_pt handler_v6 =
+ ngx_stream_geoip_country_v6_functions[data];
+#endif
+
+ const char *val;
+ ngx_stream_geoip_conf_t *gcf;
+
+ gcf = ngx_stream_get_module_main_conf(s, ngx_stream_geoip_module);
+
+ if (gcf->country == NULL) {
+ goto not_found;
+ }
+
+#if (NGX_HAVE_GEOIP_V6)
+ val = gcf->country_v6
+ ? handler_v6(gcf->country, ngx_stream_geoip_addr_v6(s, gcf))
+ : handler(gcf->country, ngx_stream_geoip_addr(s, gcf));
+#else
+ val = handler(gcf->country, ngx_stream_geoip_addr(s, gcf));
+#endif
+
+ 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_stream_geoip_org_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data)
+{
+ size_t len;
+ char *val;
+ ngx_stream_geoip_conf_t *gcf;
+
+ gcf = ngx_stream_get_module_main_conf(s, ngx_stream_geoip_module);
+
+ if (gcf->org == NULL) {
+ goto not_found;
+ }
+
+#if (NGX_HAVE_GEOIP_V6)
+ val = gcf->org_v6
+ ? GeoIP_name_by_ipnum_v6(gcf->org,
+ ngx_stream_geoip_addr_v6(s, gcf))
+ : GeoIP_name_by_ipnum(gcf->org,
+ ngx_stream_geoip_addr(s, gcf));
+#else
+ val = GeoIP_name_by_ipnum(gcf->org, ngx_stream_geoip_addr(s, gcf));
+#endif
+
+ if (val == NULL) {
+ goto not_found;
+ }
+
+ len = ngx_strlen(val);
+ v->data = ngx_pnalloc(s->connection->pool, len);
+ if (v->data == NULL) {
+ ngx_free(val);
+ return NGX_ERROR;
+ }
+
+ ngx_memcpy(v->data, val, len);
+
+ v->len = len;
+ v->valid = 1;
+ v->no_cacheable = 0;
+ v->not_found = 0;
+
+ ngx_free(val);
+
+ return NGX_OK;
+
+not_found:
+
+ v->not_found = 1;
+
+ return NGX_OK;
+}
+
+
+static ngx_int_t
+ngx_stream_geoip_city_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data)
+{
+ char *val;
+ size_t len;
+ GeoIPRecord *gr;
+
+ gr = ngx_stream_geoip_get_city_record(s);
+ if (gr == NULL) {
+ goto not_found;
+ }
+
+ val = *(char **) ((char *) gr + data);
+ if (val == NULL) {
+ goto no_value;
+ }
+
+ len = ngx_strlen(val);
+ v->data = ngx_pnalloc(s->connection->pool, len);
+ if (v->data == NULL) {
+ GeoIPRecord_delete(gr);
+ return NGX_ERROR;
+ }
+
+ ngx_memcpy(v->data, val, len);
+
+ v->len = len;
+ v->valid = 1;
+ v->no_cacheable = 0;
+ v->not_found = 0;
+
+ GeoIPRecord_delete(gr);
+
+ return NGX_OK;
+
+no_value:
+
+ GeoIPRecord_delete(gr);
+
+not_found:
+
+ v->not_found = 1;
+
+ return NGX_OK;
+}
+
+
+static ngx_int_t
+ngx_stream_geoip_region_name_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data)
+{
+ size_t len;
+ const char *val;
+ GeoIPRecord *gr;
+
+ gr = ngx_stream_geoip_get_city_record(s);
+ if (gr == NULL) {
+ goto not_found;
+ }
+
+ val = GeoIP_region_name_by_code(gr->country_code, gr->region);
+
+ GeoIPRecord_delete(gr);
+
+ if (val == NULL) {
+ goto not_found;
+ }
+
+ len = ngx_strlen(val);
+ v->data = ngx_pnalloc(s->connection->pool, len);
+ if (v->data == NULL) {
+ return NGX_ERROR;
+ }
+
+ ngx_memcpy(v->data, val, len);
+
+ v->len = len;
+ v->valid = 1;
+ v->no_cacheable = 0;
+ v->not_found = 0;
+
+ return NGX_OK;
+
+not_found:
+
+ v->not_found = 1;
+
+ return NGX_OK;
+}
+
+
+static ngx_int_t
+ngx_stream_geoip_city_float_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data)
+{
+ float val;
+ GeoIPRecord *gr;
+
+ gr = ngx_stream_geoip_get_city_record(s);
+ if (gr == NULL) {
+ v->not_found = 1;
+ return NGX_OK;
+ }
+
+ v->data = ngx_pnalloc(s->connection->pool, NGX_INT64_LEN + 5);
+ if (v->data == NULL) {
+ GeoIPRecord_delete(gr);
+ return NGX_ERROR;
+ }
+
+ val = *(float *) ((char *) gr + data);
+
+ v->len = ngx_sprintf(v->data, "%.4f", val) - v->data;
+ v->valid = 1;
+ v->no_cacheable = 0;
+ v->not_found = 0;
+
+ GeoIPRecord_delete(gr);
+
+ return NGX_OK;
+}
+
+
+static ngx_int_t
+ngx_stream_geoip_city_int_variable(ngx_stream_session_t *s,
+ ngx_stream_variable_value_t *v, uintptr_t data)
+{
+ int val;
+ GeoIPRecord *gr;
+
+ gr = ngx_stream_geoip_get_city_record(s);
+ if (gr == NULL) {
+ v->not_found = 1;
+ return NGX_OK;
+ }
+
+ v->data = ngx_pnalloc(s->connection->pool, NGX_INT64_LEN);
+ if (v->data == NULL) {
+ GeoIPRecord_delete(gr);
+ return NGX_ERROR;
+ }
+
+ val = *(int *) ((char *) gr + data);
+
+ v->len = ngx_sprintf(v->data, "%d", val) - v->data;
+ v->valid = 1;
+ v->no_cacheable = 0;
+ v->not_found = 0;
+
+ GeoIPRecord_delete(gr);
+
+ return NGX_OK;
+}
+
+
+static GeoIPRecord *
+ngx_stream_geoip_get_city_record(ngx_stream_session_t *s)
+{
+ ngx_stream_geoip_conf_t *gcf;
+
+ gcf = ngx_stream_get_module_main_conf(s, ngx_stream_geoip_module);
+
+ if (gcf->city) {
+#if (NGX_HAVE_GEOIP_V6)
+ return gcf->city_v6
+ ? GeoIP_record_by_ipnum_v6(gcf->city,
+ ngx_stream_geoip_addr_v6(s, gcf))
+ : GeoIP_record_by_ipnum(gcf->city,
+ ngx_stream_geoip_addr(s, gcf));
+#else
+ return GeoIP_record_by_ipnum(gcf->city, ngx_stream_geoip_addr(s, gcf));
+#endif
+ }
+
+ return NULL;
+}
+
+
+static ngx_int_t
+ngx_stream_geoip_add_variables(ngx_conf_t *cf)
+{
+ ngx_stream_variable_t *var, *v;
+
+ for (v = ngx_stream_geoip_vars; v->name.len; v++) {
+ var = ngx_stream_add_variable(cf, &v->name, v->flags);
+ if (var == NULL) {
+ return NGX_ERROR;
+ }
+
+ var->get_handler = v->get_handler;
+ var->data = v->data;
+ }
+
+ return NGX_OK;
+}
+
+
+static void *
+ngx_stream_geoip_create_conf(ngx_conf_t *cf)
+{
+ ngx_pool_cleanup_t *cln;
+ ngx_stream_geoip_conf_t *conf;
+
+ conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_geoip_conf_t));
+ if (conf == NULL) {
+ return NULL;
+ }
+
+ cln = ngx_pool_cleanup_add(cf->pool, 0);
+ if (cln == NULL) {
+ return NULL;
+ }
+
+ cln->handler = ngx_stream_geoip_cleanup;
+ cln->data = conf;
+
+ return conf;
+}
+
+
+static char *
+ngx_stream_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
+{
+ ngx_stream_geoip_conf_t *gcf = conf;
+
+ ngx_str_t *value;
+
+ if (gcf->country) {
+ return "is duplicate";
+ }
+
+ value = cf->args->elts;
+
+ gcf->country = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
+
+ if (gcf->country == 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->country, GEOIP_CHARSET_UTF8);
+
+ } else {
+ ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+ "invalid parameter \"%V\"", &value[2]);
+ return NGX_CONF_ERROR;
+ }
+ }
+
+ switch (gcf->country->databaseType) {
+
+ case GEOIP_COUNTRY_EDITION:
+
+ return NGX_CONF_OK;
+
+#if (NGX_HAVE_GEOIP_V6)
+ case GEOIP_COUNTRY_EDITION_V6:
+
+ gcf->country_v6 = 1;
+ return NGX_CONF_OK;
+#endif
+
+ default:
+ ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+ "invalid GeoIP database \"%V\" type:%d",
+ &value[1], gcf->country->databaseType);
+ return NGX_CONF_ERROR;
+ }
+}
+
+
+static char *
+ngx_stream_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
+{
+ ngx_stream_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;
+
+#if (NGX_HAVE_GEOIP_V6)
+ case GEOIP_ISP_EDITION_V6:
+ case GEOIP_ORG_EDITION_V6:
+ case GEOIP_DOMAIN_EDITION_V6:
+ case GEOIP_ASNUM_EDITION_V6:
+
+ gcf->org_v6 = 1;
+ return NGX_CONF_OK;
+#endif
+
+ 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_stream_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
+{
+ ngx_stream_geoip_conf_t *gcf = conf;
+
+ ngx_str_t *value;
+
+ if (gcf->city) {
+ return "is duplicate";
+ }
+
+ value = cf->args->elts;
+
+ gcf->city = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
+
+ if (gcf->city == 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->city, GEOIP_CHARSET_UTF8);
+
+ } else {
+ ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+ "invalid parameter \"%V\"", &value[2]);
+ return NGX_CONF_ERROR;
+ }
+ }
+
+ switch (gcf->city->databaseType) {
+
+ case GEOIP_CITY_EDITION_REV0:
+ case GEOIP_CITY_EDITION_REV1:
+
+ return NGX_CONF_OK;
+
+#if (NGX_HAVE_GEOIP_V6)
+ case GEOIP_CITY_EDITION_REV0_V6:
+ case GEOIP_CITY_EDITION_REV1_V6:
+
+ gcf->city_v6 = 1;
+ return NGX_CONF_OK;
+#endif
+
+ default:
+ ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+ "invalid GeoIP City database \"%V\" type:%d",
+ &value[1], gcf->city->databaseType);
+ return NGX_CONF_ERROR;
+ }
+}
+
+
+static void
+ngx_stream_geoip_cleanup(void *data)
+{
+ ngx_stream_geoip_conf_t *gcf = data;
+
+ if (gcf->country) {
+ GeoIP_delete(gcf->country);
+ }
+
+ if (gcf->org) {
+ GeoIP_delete(gcf->org);
+ }
+
+ if (gcf->city) {
+ GeoIP_delete(gcf->city);
+ }
+}

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