config: expose GeoLite2 data via env vars

Adds GeoLite2 databases and configures nginx to expose the data via GEOIP2_ namespaced environment variables.

Author: marcuswelz

Dockerfile

@@ -242,6 +242,12 @@ ADD conf/nginx-site.conf /etc/nginx/sites-available/default.conf
 ADD conf/nginx-site-ssl.conf /etc/nginx/sites-available/default-ssl.conf
 RUN ln -s /etc/nginx/sites-available/default.conf /etc/nginx/sites-enabled/default.conf
 
+# Add GeoLite2 databases (https://dev.maxmind.com/geoip/geoip2/geolite2/)
+RUN curl -fSL http://geolite.maxmind.com/download/geoip/database/GeoLite2-City.mmdb.gz -o /etc/nginx/GeoLite2-City.mmdb.gz \
+    && curl -fSL http://geolite.maxmind.com/download/geoip/database/GeoLite2-Country.mmdb.gz -o /etc/nginx/GeoLite2-Country.mmdb.gz \
+    && gunzip /etc/nginx/GeoLite2-City.mmdb.gz \
+    && gunzip /etc/nginx/GeoLite2-Country.mmdb.gz
+
 # tweak php-fpm config
 RUN echo "cgi.fix_pathinfo=0" > ${php_vars} &&\
     echo "upload_max_filesize = 100M"  >> ${php_vars} &&\

conf/nginx-site-ssl.conf

@@ -63,6 +63,16 @@ server {
 		fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
     		fastcgi_param SCRIPT_NAME $fastcgi_script_name;
 		fastcgi_index index.php;
+        fastcgi_param GEOIP2_LONGITUDE $geoip2_data_longitude;
+        fastcgi_param GEOIP2_LATITUDE $geoip2_data_latitude;
+        fastcgi_param GEOIP2_CONTINENT_CODE $geoip2_data_continent_code;
+        fastcgi_param GEOIP2_CONTINENT_NAME $geoip2_data_continent_name;
+        fastcgi_param GEOIP2_COUNTRY_CODE $geoip2_data_country_code;
+        fastcgi_param GEOIP2_COUNTRY_NAME $geoip2_data_country_name;
+        fastcgi_param GEOIP2_STATE_CODE $geoip2_data_state_code;
+        fastcgi_param GEOIP2_STATE_NAME $geoip2_data_state_name;
+        fastcgi_param GEOIP2_CITY_NAME $geoip2_data_city_name;
+        fastcgi_param GEOIP2_POSTAL_CODE $geoip2_data_postal_code;
 		include fastcgi_params;
 	}
 

conf/nginx-site.conf

@@ -59,6 +59,16 @@ server {
 		fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
     		fastcgi_param SCRIPT_NAME $fastcgi_script_name;
 		fastcgi_index index.php;
+        fastcgi_param GEOIP2_LONGITUDE $geoip2_data_longitude;
+        fastcgi_param GEOIP2_LATITUDE $geoip2_data_latitude;
+        fastcgi_param GEOIP2_CONTINENT_CODE $geoip2_data_continent_code;
+        fastcgi_param GEOIP2_CONTINENT_NAME $geoip2_data_continent_name;
+        fastcgi_param GEOIP2_COUNTRY_CODE $geoip2_data_country_code;
+        fastcgi_param GEOIP2_COUNTRY_NAME $geoip2_data_country_name;
+        fastcgi_param GEOIP2_STATE_CODE $geoip2_data_state_code;
+        fastcgi_param GEOIP2_STATE_NAME $geoip2_data_state_name;
+        fastcgi_param GEOIP2_CITY_NAME $geoip2_data_city_name;
+        fastcgi_param GEOIP2_POSTAL_CODE $geoip2_data_postal_code;
 		include fastcgi_params;
 	}
 

conf/nginx.conf

@@ -33,6 +33,38 @@ http {
     server_tokens off;
     #gzip  on;
 
+    geoip2 /etc/nginx/GeoLite2-Country.mmdb {
+        auto_reload 1h;
+
+        $geoip2_metadata_country_build metadata build_epoch;
+
+        # populate the country
+        $geoip2_data_country_code source=$remote_addr country iso_code;
+        $geoip2_data_country_name source=$remote_addr country names en;
+
+        # populate the continent
+        $geoip2_data_continent_code source=$remote_addr continent code;
+        $geoip2_data_continent_name source=$remote_addr continent names en;
+    }
+
+    geoip2 /etc/nginx/GeoLite2-City.mmdb {
+        auto_reload 1h;
+
+        # City name itself
+        $geoip2_data_city_name source=$remote_addr city names en;
+
+        # Postal code will be an approximation, probably the first one in the list that covers an area
+        $geoip2_data_postal_code source=$remote_addr postal code;
+
+        # State in code and long form
+        $geoip2_data_state_code source=$remote_addr subdivisions 0 iso_code;
+        $geoip2_data_state_name source=$remote_addr subdivisions 0 names en;
+
+        # Lat and Lng
+        $geoip2_data_latitude source=$remote_addr location latitude;
+        $geoip2_data_longitude source=$remote_addr location longitude;
+    }
+
     include /etc/nginx/sites-enabled/*;
 }
 #daemon off;