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docker/router-dash/app/action_apply_mdns.py

@@ -2,6 +2,7 @@ from flask import Blueprint, request, redirect, flash
 from auth import require_level
 from config_utils import load_core, save_core, verify_core_hash, queued_msg
 import sanitize
+import validation as validate
 
 bp = Blueprint('action_apply_mdns', __name__)
 
@@ -23,6 +24,11 @@ def apply_mdns():
         'enabled':       mdns_enabled,
         'reflect_vlans': mdns_reflect_vlans,
     })
+    errors = validate.validate_config(core)
+    if errors:
+        for msg in errors:
+            flash(msg, 'error')
+        return redirect('/view/view_mdns')
     save_core(core)
 
     flash(queued_msg('core apply'), 'success')