Module: LdapAuthenticator

Defined in:
lib/bn-ldap-authentication.rb

Constant Summary collapse

LDAP_ATTRIBUTE_MAPPING = 
{
  'uid' => [:dn],
  'name' => [:cn, :displayName],
  'first_name' => [:givenName],
  'last_name' => [:sn],
  'email' => [:mail, :email, :userPrincipalName],
  'nickname' => [:uid, :userid, :sAMAccountName],
  'image' => [:jpegPhoto]
}

Instance Method Summary collapse

Instance Method Details

#parse_auth(result, role_field, mapping) ⇒ Object 



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# File 'lib/bn-ldap-authentication.rb', line 52

def parse_auth(result, role_field, mapping)
  use_attribute_mapping(mapping)

  auth = {}
  auth['info'] = {}
  auth['provider'] = :ldap

  LDAP_ATTRIBUTE_MAPPING.each do |key, value|
    value.each do |v|
      next unless result[v].first

      if key == "uid"
        auth[key] = result[v].first
        break
      else 
        auth['info'][key] = result[v].first
        break
      end
    end
  end

  auth['info']['roles'] = result[role_field].first

  auth
end

#send_ldap_request(user_params, provider_info) ⇒ Object 



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# File 'lib/bn-ldap-authentication.rb', line 14

def send_ldap_request(user_params, provider_info)
  case provider_info[:auth_method]
  when 'anonymous'
    auth = {
        method: :anonymous
    }
  when 'user'
    auth = {
      method: :simple,
      username: provider_info[:uid] + '=' + user_params[:username] + ',' + provider_info[:base],
      password: user_params[:password]
    }
  else
    auth = {
      method: :simple,
      username: provider_info[:bind_dn],
      password: provider_info[:password]
    }
  end
  ldap = Net::LDAP.new(
    host: provider_info[:host],
    port: provider_info[:port],
    auth: auth,
    encryption: provider_info[:encryption]
  )

  ldap_filter = Net::LDAP::Filter.eq(provider_info[:uid], user_params[:username])
  if provider_info[:filter].present?
    ldap_filter = ldap_filter & Net::LDAP::Filter.construct(provider_info[:filter])
  end

  ldap.bind_as(
    base: provider_info[:base],
    filter: ldap_filter,
    password: user_params[:password]
  )
end