+if 'installer' in locals():
+ check(re.match('^[A-Za-z0-9][A-Za-z0-9_.-]*$', installer))
+ tmptree = tempfile.mkdtemp('', 'auto-install.', '/tmp')
+ call(['/usr/sbin/sipb-xen-make-iso', installer, tmptree]
+ + installer_options.split(' '))
+ disk.append('file:'+tmptree+'/install.iso,hdc:cdrom,r')
+ boot = 'd'
+
+elif 'cdrom_image' in locals():