We are looking at ways to access hadoop services via knox. But, we don't want LDAP (user-password) authentication. Instead, we would want to have our node authenticated. So, that whenever a request from our node goes , it is entertained.
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Not sure what you mean by "node authentication" but I am assuming you want a specific ip address / machine to be allowed access. Knox has two main ways to authenticate, using
Other than LDAP, knox provides many other ways of authentication, for e.g.
You might also be interested in Knox Authorization provider which will allow you to grant access to requests from only whitelisted ip addresses and/or users, groups etc.