update postgres server to 12.2-alpine

dockerfiles/services/services/launch_services.sh

@@ -39,7 +39,7 @@ docker stack deploy --with-registry-auth -c $CONFIG $SERVICE
 rm $CONFIG
 
 scale_out services_registry 60
-#scale_out services_postgres 60 &
+scale_out services_postgres 60 &
 scale_out services_mysql 60 &
 scale_out services_memcached 60 &
 scale_out services_redis 60 &

dockerfiles/services/services/postgres/docker-compose.yml

@@ -1,12 +1,16 @@
 # DOCKER_HOST=dkhost:2376 docker stack deploy -c docker-compose.yml services
 # DOCKER_HOST=dkhost:2376 docker service ps services_postgres
 
+#  CREATE DATABASE yourdbname;
+#  CREATE USER youruser WITH ENCRYPTED PASSWORD 'yourpass';
+#  GRANT ALL PRIVILEGES ON DATABASE yourdbname TO youruser;
+
 version: '3.4'
 services:
   postgres:
     volumes:
-      - /opt/shared/postgres/data:/data
-    image: postgres:10-alpine
+      - /opt/shared/postgres/data2:/data
+    image: library/postgres:12.2-alpine
     environment:
       POSTGRES_PASSWORD: snqioxni1sw
       POSTGRES_USER: xaicorp_admin
@@ -40,3 +44,9 @@ services:
 
     networks:
       - prod_db
+
+
+networks:
+  prod_db:
+    external:
+      name: prod_db