deploy crossdomain.xml whenever deploying a cache, refs #23810

8.MediaCache/1.Install_cache/0_setup.py

@@ -8,6 +8,7 @@ def setup(interactive=True):
     cmds = [
         'mkdir -p /var/www/cache',
         'cp %s/index.html /var/www/cache/index.html' % dir_path,
+        'cp %s/crossdomain.xml /var/www/cache/crossdomain.xml' % dir_path,
         'cp %s/nginx-limits.conf /etc/security/limits.d/nginx.conf' % dir_path,
     ]
     utils.run_commands(cmds)

8.MediaCache/1.Install_cache/crossdomain.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE cross-domain-policy SYSTEM "http://www.adobe.com/xml/dtds/cross-domain-policy.dtd">
+<cross-domain-policy>
+	<allow-access-from domain="*" secure="false"/>
+	<site-control permitted-cross-domain-policies="all"/>
+</cross-domain-policy>