Description of problem:
After INT server reset, create diy application, then embed db cartridge, always fail:
The server did not respond correctly. This may be an issue with the server configuration or with your connection to the server (such as a Web proxy or firewall). Please verify that your proxy server is working correctly
(http://file.rdu.redhat.com:3128/) and that you can access the OpenShift server https://int.openshift.redhat.com/broker/rest/domains/qgong1/applications/q3diy/cartridges



Version-Release number of selected component (if applicable):
int.openshift.redhat.com

How reproducible:
Always

Steps to Reproduce:
1.Create diy application in int server
2.Embed any db cartridge to this diy application.
3.
  
Actual results:
[qgong@dhcp-8-119 int]$ rhc cartridge add -a q3diy -c mognodb-2.2;
Adding mongodb-2.2 to application 'q3diy' ... 
The server did not respond correctly. This may be an issue with the server configuration or with your connection to the server (such as a Web proxy or firewall). Please verify that your proxy server is working correctly
(http://file.rdu.redhat.com:3128/) and that you can access the OpenShift server https://int.openshift.redhat.com/broker/rest/domains/qgong1/applications/q3diy/cartridges

[qgong@dhcp-8-119 int]$ rhc cartridge add -a q3diy -c postgresql-8.4;
Adding postgresql-8.4 to application 'q3diy' ... 
The server did not respond correctly. This may be an issue with the server configuration or with your connection to the server (such as a Web proxy or firewall). Please verify that your proxy server is working correctly
(http://file.rdu.redhat.com:3128/) and that you can access the OpenShift server https://int.openshift.redhat.com/broker/rest/domains/qgong1/applications/q3diy/cartridges

Expected results:
Could embed db cartridge to diy application successfully.

Additional info: