[KNOX-1086] Error message in gateway.log when Atlas enabled with Knox SSO is accessed via Knox Proxy

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Cannot Reproduce
• Component/s: KnoxSSO
• Assignee: Unassigned
• Reporter: Sharmadha S
• Created: 23/Oct/17 10:08
• Updated: 05/Nov/19 04:01
• Resolved: 10/Jul/19 10:56

Description

1.Enabled Knox SSO for Atlas.
2.Added a topology ui.xml for Atlas Knox Proxy.
3.When

https://knox_gateway:8443/gateway/ui/atlas 

is accessed , it redirects to

https://knox_gateway:8443/gateway/knoxsso/knoxauth/login.html?originalUrl=https://knox_gateway:8443/gateway/ui/atlas/

correctly.
No error in functionality. When username , password is provided , it redirects to https://knox_gateway:8443/gateway/ui/atlas/ and Atlas functions as expected. No error messages in Atlas .

But following error message is found in knox gateway.log when https://knox_gateway:8443/gateway/ui/atlas/ is hit :

2017-10-23 09:34:55,340 ERROR hadoop.gateway (UrlRewriteProcessor.java:rewrite(169)) - Failed to rewrite URL:https://knox_gateway:8443/gateway/knoxsso/api/v1/websso?originalUrl=https://knox_gateway:8443/gateway/ui/atlas/ , direction: OUT via rule: ATLAS/atlas/outbound/login/headers/location, status: FAILURE

Attached the rewrite.xml for Atlas.