Flask app progress

docker/router-dash/app/action_clear_ddns_log.py

@@ -0,0 +1,17 @@
+from flask import Blueprint, redirect, flash
+from auth import require_level
+
+bp = Blueprint('action_clear_ddns_log', __name__)
+
+LOG_FILE = '/configs/ddns.log'
+
+
+@bp.route('/action/clear_ddns_log', methods=['POST'])
+@require_level('administrator')
+def clear_ddns_log():
+    try:
+        open(LOG_FILE, 'w').close()
+        flash('DDNS log cleared.', 'success')
+    except Exception as ex:
+        flash(f'Could not clear log: {ex}', 'error')
+    return redirect('/view/view_ddns')