Save database data

.gitignore

@@ -163,3 +163,6 @@ cython_debug/
 # Remove dockerfile generated files
 Caddy/data/
 Caddy/config/
+
+# Remove Highscore-Server generated files
+Highscore-Server/data/

Highscore-Server/Dockerfile

@@ -8,8 +8,7 @@ WORKDIR /data
 COPY requirements.txt requirements.txt
 RUN pip install -r requirements.txt
 
-RUN mkdir /highscore
-COPY /highscore /highscore
-WORKDIR /highscore
+RUN mkdir /storage
+COPY /highscore/ .
 
 CMD ["gunicorn", "--bind", "highscore:8080", "server:app"]

Highscore-Server/highscore/config.py

@@ -2,3 +2,6 @@ SECRET_KEY = 'dev'
 
 SQLALCHEMY_DATABASE_URI = 'sqlite:///db.sqlite'
 SQLALCHEMY_TRACK_MODIFICATIONS = False
+
+MIGRATION_DIR = '/data/storage/migrations'
+INSTANCE_DIR = '/data/storage/instance'

Highscore-Server/highscore/server.py

@@ -1,18 +1,24 @@
+import os
+
 from flask import Flask
 from flask_migrate import init as migrate_init
 from extensions import db, migrate, cache
+from config import MIGRATION_DIR, INSTANCE_DIR
 from views import blueprint
 
-
-app = Flask(__name__)
+app = Flask(__name__, instance_path=INSTANCE_DIR)
 app.config.from_pyfile('config.py')
 
 db.init_app(app)
-migrate.init_app(app, db)
+migrate.init_app(app, db, directory=MIGRATION_DIR)
 cache.init_app(app)
 
-with app.app_context():
-    db.create_all()
-    migrate_init()
+if not os.path.exists(os.path.join(INSTANCE_DIR, 'db.sqlite')):
+    with app.app_context():
+        db.create_all()
+
+if not os.path.exists(MIGRATION_DIR):
+    with app.app_context():
+        migrate_init(directory=MIGRATION_DIR)
 
 app.register_blueprint(blueprint)

docker-compose.yml

@@ -1,4 +1,5 @@
 version: "3.9"
+
 services:
   caddy:
     image: caddy:alpine
@@ -11,7 +12,8 @@ services:
       - ./Caddy/config:/config
     links:
       - highscore
+
   highscore:
     build: ./Highscore-Server
     volumes:
-      - ./Highscore-Server/data:/data
+      - ./Highscore-Server/data:/data/storage