Click the Query button page, an error. Cross-domain issues.
Front-end port is a service port address is 31001 11000 requests backend appear across domains
Begin to solve cross-domain
The front of the ported address is replaced by a variable
Only the beginning / api / cms on the forward end of the service port 31001
to / api replaced with a null string
test
Click to query the database can access the
latter will to solve cross-domain problem by nginx proxy