Current Behavior

Currently, whether we configure conf.auth_header or not, APISIX HTTP logger will add the authorization header.

Log server will reject such requests since they violate the HTTP syntax.

Expected Behavior

Avoid adding this header if conf.auth_header is empty.

Error Logs

No response

Steps to Reproduce

Environment

• APISIX version (run apisix version): latest
• Operating system (run uname -a):
• OpenResty / Nginx version (run openresty -V or nginx -V):
• etcd version, if relevant (run curl http://127.0.0.1:9090/v1/server_info):
• APISIX Dashboard version, if relevant:
• Plugin runner version, for issues related to plugin runners:
• LuaRocks version, for installation issues (run luarocks --version):