'Return provider information.'

def _get_provider_info(self):

    lcfg = self.configuration
    if (self.tgtiqn is None):
        self.tgtiqn = self.zfssa.get_target(self._get_target_alias())
    loc = ('%s    %s' % (self.zfssa_target_portal, self.tgtiqn))
    LOG.debug('_get_provider_info:    provider_location:    %s', loc)
    provider = {'provider_location': loc}
    if ((lcfg.zfssa_target_user != '') and (lcfg.zfssa_target_password != '')):
        provider['provider_auth'] = ('CHAP    %s    %s' % (lcfg.zfssa_target_user, lcfg.zfssa_target_password))
    return provider
