Removing FlaskGroup.cli + adding run.sh

docker-compose.debug.yml

@@ -24,9 +24,9 @@ services:
       timeout: 5s
       retries: 3
 
-  flask_1:
+  flask:
     build: ./flask
-    container_name: flask_1
+    container_name: flask
     env_file:
       - .env
     command: python application.py
@@ -65,7 +65,7 @@ services:
       - ./nginx/nginx.conf:/etc/nginx/nginx.conf
       # - ./nginx/ssl-certs:/etc/nginx/ssl-certs
     depends_on:
-      - flask_1
+      - flask
       - flask_2
 
 # to persist container volumes

docker-compose.yml

@@ -24,9 +24,9 @@ services:
       timeout: 5s
       retries: 3
 
-  flask_1:
+  flask:
     build: ./flask
-    container_name: flask_1
+    container_name: flask
     env_file:
       - .env
     depends_on:
@@ -63,7 +63,7 @@ services:
       - ./nginx/nginx.conf:/etc/nginx/nginx.conf
       # - ./nginx/ssl-certs:/etc/nginx/ssl-certs
     depends_on:
-      - flask_1
+      - flask
       - flask_2
 
 # to persist container volumes

flask/.ebextensions/01_flask.config

@@ -1,4 +1,4 @@
 container_commands:
   01_initdb:
-    command: "source /var/app/venv/*/bin/activate && python3 application.py create_all"
+    command: "source /var/app/venv/*/bin/activate && python3 init_db.py"
     leader_only: true

flask/application.py

@@ -3,16 +3,8 @@
 
 from flask import Flask, jsonify
 from app import create_app, db, socketio
-from flask.cli import FlaskGroup
 
 application = create_app()
-cli = FlaskGroup(application)
-
-# define that to create the tables having access to the app context from the container shell
-@cli.command('create_all')
-def create_all():
-    with application.app_context():
-        db.create_all()
 
 import os
 HOSTNAME = os.uname().nodename
@@ -22,5 +14,4 @@ def get_hostname():
     return jsonify({'hostname': HOSTNAME})
 
 if __name__ == "__main__":
-    cli()
-    # socketio.run(application, debug=True, host='0.0.0.0')
+    socketio.run(application, debug=True, host='0.0.0.0')

flask/init_db.py

@@ -0,0 +1,10 @@
+from gevent import monkey
+monkey.patch_all()
+
+from flask import Flask
+from app import create_app, db
+
+if __name__ == "__main__":
+    application = create_app()
+    with application.app_context():
+        db.create_all()

nginx/conf.d/old_server_HTTPS.conf

@@ -9,7 +9,7 @@ server {
 upstream flask_nodes {
     ip_hash;
 
-    server flask_1:5000;
+    server flask:5000;
     server flask_2:5000;
 }
 

nginx/conf.d/server.conf

@@ -2,7 +2,7 @@
 upstream flask_nodes {
     ip_hash;
 
-    server flask_1:5000;
+    server flask:5000;
     server flask_2:5000;
 }
 

run.sh

@@ -0,0 +1,65 @@
+#!/bin/bash
+
+# default values
+ENVIRONMENT="prod"
+DETACH=false
+VOLUMES=false
+
+# parse command line arguments
+while [[ $# -gt 0 ]]; do
+    key="$1"
+
+    case $key in
+        -e|--env)
+            ENVIRONMENT="$2"
+            shift
+            ;;
+        -d|--detach)
+            DETACH=true
+            ;;
+        -v|--volumes)
+            VOLUMES=true
+            ;;
+        *)
+            # unknown option
+            echo "Unknown option: $1"
+            exit 1
+            ;;
+    esac
+    shift
+done
+
+# run the corresponding docker-compose file
+case $ENVIRONMENT in
+    "debug")
+        DOCKER_COMPOSE_FILE="docker-compose.debug.yml"
+        ;;
+    "dev")
+        DOCKER_COMPOSE_FILE="docker-compose.dev.yml"
+        ;;
+    "prod")
+        DOCKER_COMPOSE_FILE="docker-compose.prod.yml"
+        ;;
+    *)
+        echo "Invalid environment. Use 'debug', 'dev', or 'prod'."
+        exit 1
+        ;;
+esac
+
+# kill the previous containers and clear the volumes if requested
+if [ "$VOLUMES" = false ]; then
+    docker-compose -f "$DOCKER_COMPOSE_FILE" down
+else
+    docker-compose -f "$DOCKER_COMPOSE_FILE" down -v
+fi
+
+# build and start the services
+docker-compose -f "$DOCKER_COMPOSE_FILE" up --build -d
+
+# run create_all script
+docker-compose -f "$DOCKER_COMPOSE_FILE" exec flask python init_db.py
+
+# if not in detached mode, show the real-time logs in the current shell
+if [ "$DETACH" = false ]; then
+    docker-compose -f "$DOCKER_COMPOSE_FILE" logs -f
+fi