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MSU-Course-Alerter/lib/custom_auth.rb

37 lines
966 B
Ruby

module CustomAuth
module Devise
module Strategies
class Kerb < ::Devise::Strategies::Base
def valid?
params[:user] && (params[:user][:username] || params[:user][:password])
end
def authenticate!
if check_kerb_auth(params[:username], params[:password])
u = User.find(:first,
:conditions => { :username => params[:username] }) ||
User.create({ :username => login }
)
else
fail!("Could not log in")
end
end
def check_kerb_auth(username, password)
require 'krb5_auth'
include Krb5Auth
return false if username.blank? or password.blank?
begin
kerberos = Krb5.new
return kerberos.get_init_creds_password(username, password)
rescue Krb5Auth::Krb5::Exception
return false
end
end
end
end
end
end