PoC with response caching

app.py

@@ -9,6 +9,7 @@
 from typing import Any, Dict, Optional
 
 from flask import Flask, g, redirect, request, Response, send_from_directory, session, url_for
+from flask_caching import Cache
 from flask_session import Session
 from flask_wtf.csrf import CSRFProtect
 
@@ -128,6 +129,13 @@ def load_admin_setting() -> Dict[str, Any]:
 # Start Flask-Session
 Session(app)
 
+# Configure the cache
+cache = Cache(app, config={
+    'CACHE_TYPE': 'FileSystemCache',
+    'CACHE_DIR': '/tmp',  
+    'CACHE_DEFAULT_TIMEOUT': 300
+})
+
 # Start monitoring thread for extracting tech support information
 # Monitor signal file can be set to empty to completely disable monitor thread
 monitor_enabled: bool = app.config.get("MONITOR_SIGNAL_FILE", "/var/www/yoda/show-tech.sig") != ""

general/general.py

@@ -6,13 +6,16 @@
 from flask import Blueprint, redirect, render_template, Response, url_for
 from flask_wtf.csrf import CSRFError
 
+from app import cache
+
 general_bp = Blueprint('general_bp', __name__,
                        template_folder='templates/general',
                        static_folder='static/general',
                        static_url_path='/assets')
 
 
 @general_bp.route('/')
+@cache.cached(timeout=60)
 def index() -> Response:
     return render_template('index.html')
 

requirements.txt

@@ -2,6 +2,7 @@ python-irodsclient==2.2.0
 Flask==3.0.2
 flask-session==0.6.0
 Flask-WTF==1.2.1
+Flask-Caching-2.3.0
 mod-wsgi==5.0.0
 pyjwt[crypto]==2.8.0
 requests==2.32.0