geo ip 데이터 load후 api 수행하도록 구조 변경

deploy/postgres/init/00_geoip.sql

@@ -1,156 +1,47 @@
 SET client_min_messages TO WARNING;
 
-CREATE EXTENSION IF NOT EXISTS maxminddb_fdw;
-CREATE EXTENSION IF NOT EXISTS btree_gist;
-
-CREATE SERVER IF NOT EXISTS geoip_fdw
-  FOREIGN DATA WRAPPER maxminddb_fdw
-  OPTIONS (database '/data/GeoLite2-City.mmdb');
-
 CREATE SCHEMA IF NOT EXISTS geoip;
 SET search_path TO geoip, public;
 
--- 1) FDW 원본 테이블 (읽기 전용)
-DROP FOREIGN TABLE IF EXISTS city_blocks_ipv4 CASCADE;
-CREATE FOREIGN TABLE city_blocks_ipv4 (
-  network cidr,
-  geoname_id integer,
-  registered_country_geoname_id integer,
-  represented_country_geoname_id integer,
-  is_anonymous_proxy boolean,
-  is_satellite_provider boolean,
-  postal_code text,
-  latitude double precision,
-  longitude double precision,
-  accuracy_radius integer,
-  metro_code integer,
-  time_zone text,
-  is_anycast boolean
-) SERVER geoip_fdw OPTIONS (table 'City_Blocks_IPV4');
+CREATE TABLE IF NOT EXISTS geoip_metadata (
+  key text PRIMARY KEY,
+  value text NOT NULL,
+  updated_at timestamptz NOT NULL DEFAULT now()
+);
 
-DROP FOREIGN TABLE IF EXISTS city_blocks_ipv6 CASCADE;
-CREATE FOREIGN TABLE city_blocks_ipv6 (
-  network cidr,
-  geoname_id integer,
-  registered_country_geoname_id integer,
-  represented_country_geoname_id integer,
-  is_anonymous_proxy boolean,
-  is_satellite_provider boolean,
-  postal_code text,
-  latitude double precision,
-  longitude double precision,
-  accuracy_radius integer,
-  metro_code integer,
-  time_zone text,
-  is_anycast boolean
-) SERVER geoip_fdw OPTIONS (table 'City_Blocks_IPV6');
-
-DROP FOREIGN TABLE IF EXISTS city_locations_fdw CASCADE;
-CREATE FOREIGN TABLE city_locations_fdw (
-  geoname_id integer,
-  locale_code text,
-  continent_code text,
-  continent_name text,
-  country_iso_code text,
-  country_name text,
-  subdivision_1_iso_code text,
-  subdivision_1_name text,
-  subdivision_2_iso_code text,
-  subdivision_2_name text,
-  city_name text,
-  metro_code text,
-  time_zone text,
-  is_in_european_union boolean
-) SERVER geoip_fdw OPTIONS (table 'City_Locations', language 'English');
-
--- 2) 로컬 영구 테이블로 적재 (초기화 후 mmdb 없이 동작)
-DROP TABLE IF EXISTS city_blocks CASCADE;
-CREATE TABLE city_blocks (
+CREATE TABLE IF NOT EXISTS city_lookup (
   network cidr PRIMARY KEY,
   geoname_id integer,
-  registered_country_geoname_id integer,
-  represented_country_geoname_id integer,
-  is_anonymous_proxy boolean,
-  is_satellite_provider boolean,
-  postal_code text,
+  country text,
+  country_iso_code text,
+  region text,
+  region_iso_code text,
+  city text,
   latitude double precision,
   longitude double precision,
-  accuracy_radius integer,
-  metro_code integer,
-  time_zone text,
-  is_anycast boolean
+  time_zone text
 );
 
-INSERT INTO city_blocks
-SELECT * FROM city_blocks_ipv4
-UNION ALL
-SELECT * FROM city_blocks_ipv6;
-
-DROP TABLE IF EXISTS city_locations CASCADE;
-CREATE TABLE city_locations (
-  geoname_id integer PRIMARY KEY,
-  locale_code text,
-  continent_code text,
-  continent_name text,
-  country_iso_code text,
-  country_name text,
-  subdivision_1_iso_code text,
-  subdivision_1_name text,
-  subdivision_2_iso_code text,
-  subdivision_2_name text,
-  city_name text,
-  metro_code text,
-  time_zone text,
-  is_in_european_union boolean
-);
-
-INSERT INTO city_locations
-SELECT * FROM city_locations_fdw;
-
-CREATE INDEX IF NOT EXISTS city_blocks_network_gist ON city_blocks USING gist (network inet_ops);
-CREATE INDEX IF NOT EXISTS city_blocks_geoname_id_idx ON city_blocks (geoname_id);
-CREATE INDEX IF NOT EXISTS city_locations_geoname_id_idx ON city_locations (geoname_id);
-
--- 3) 조인 뷰와 조회 함수 (local table 기반)
-CREATE OR REPLACE VIEW city_block_locations AS
-SELECT
-  b.network,
-  l.country_iso_code,
-  l.country_name,
-  l.subdivision_1_iso_code AS region_iso_code,
-  l.subdivision_1_name AS region_name,
-  l.city_name,
-  b.latitude,
-  b.longitude,
-  b.time_zone,
-  b.accuracy_radius,
-  b.metro_code
-FROM city_blocks b
-LEFT JOIN city_locations l USING (geoname_id);
+CREATE INDEX IF NOT EXISTS city_lookup_network_gist ON city_lookup USING gist (network inet_ops);
+CREATE INDEX IF NOT EXISTS city_lookup_geoname_id_idx ON city_lookup (geoname_id);
 
 CREATE OR REPLACE FUNCTION lookup_city(ip inet)
 RETURNS TABLE (
     ip inet,
     country text,
-    country_iso_code text,
     region text,
-    region_iso_code text,
     city text,
     latitude double precision,
-    longitude double precision,
-    time_zone text
-) LANGUAGE sql IMMUTABLE AS $$
+    longitude double precision
+) LANGUAGE sql STABLE AS $$
     SELECT
         $1::inet AS ip,
-        c.country_name AS country,
-        c.country_iso_code,
-        c.region_name AS region,
-        c.region_iso_code,
-        c.city_name AS city,
+        c.country,
+        c.region,
+        c.city,
         c.latitude,
-        c.longitude,
-        c.time_zone
-    FROM city_block_locations c
+        c.longitude
+    FROM city_lookup c
     WHERE c.network >>= $1
     ORDER BY masklen(c.network) DESC
     LIMIT 1;

deploy/postgres/init/01_tuning.sql

@@ -0,0 +1,2 @@
+-- Reduce checkpoint churn during bulk MMDB load
+ALTER SYSTEM SET max_wal_size = '4GB';