Flask app progress

docker/router-dash/app/action_apply_mdns.py

@@ -0,0 +1,28 @@
+from flask import Blueprint, request, redirect, flash
+from auth import require_level
+from config_utils import load_core, save_core, verify_core_hash, apply_msg
+import sanitize
+
+bp = Blueprint('action_apply_mdns', __name__)
+
+
+
+@bp.route('/action/apply_mdns', methods=['POST'])
+@require_level('administrator')
+def apply_mdns():
+    mdns_enabled      = 'mdns_enabled' in request.form
+    mdns_reflect_vlans = [sanitize.name(v) for v in request.form.getlist('mdns_reflect_vlans') if v.strip()]
+
+    if not verify_core_hash(request.form.get('config_hash', '')):
+        flash('Configuration was modified by another session. Please refresh and try again.', 'error')
+        return redirect('/view/view_mdns')
+
+    core = load_core()
+    core.setdefault('mdns_reflection', {}).update({
+        'enabled':       mdns_enabled,
+        'reflect_vlans': mdns_reflect_vlans,
+    })
+    save_core(core)
+
+    flash(apply_msg(), 'success')
+    return redirect('/view/view_mdns')