/**
* \brief Remove data manager from list, close it and free templates
*
* \param[in] output_manager Output Manager structure
* \param[in] old_manager Data Manager to remove and close
*/
void output_manager_remove(struct output_manager_config *output_manager, struct data_manager_config *old_manager)
{
struct data_manager_config *aux_conf = output_manager->data_managers;
if (aux_conf == old_manager) {
output_manager->data_managers = old_manager->next;
}
while (aux_conf->next) {
if (aux_conf->next == old_manager) {
aux_conf->next = old_manager->next;
if (output_manager->last == old_manager) {
output_manager->last = aux_conf;
}
break;
} else {
aux_conf = aux_conf->next;
}
}
if (output_manager->data_managers == NULL) {
output_manager->last = NULL;
}
uint32_t odid = old_manager->observation_domain_id;
data_manager_close(&old_manager);
if (!output_manager->perman_odid_merge && output_manager->manager_mode != OM_SINGLE) {
tm_remove_all_odid_templates(template_mgr, odid);
} else {
// Single manager -> remove all templates
tm_remove_all_templates(template_mgr);
}
}
/**
* \brief Process one template from template set
*
* \param[in] tmpl template
* \param[in] max_len maximal length of this template
* \param[in] type type of the template
* \param[in] msg_counter message counter
* \param[in] input_info input info structure
* \param[in] key template key with filled crc and odid
* \return length of the template
*/
static int preprocessor_process_one_template(void *tmpl, int max_len, int type,
uint32_t msg_counter, struct input_info *input_info, struct ipfix_template_key *key)
{
struct ipfix_template_record *template_record;
struct ipfix_template *template;
int ret;
template_record = (struct ipfix_template_record*) tmpl;
key->tid = ntohs(template_record->template_id);
/* check for withdraw all templates message */
/* these templates are no longer used (checked in data_manager_withdraw_templates()) */
if (input_info->type == SOURCE_TYPE_UDP && ntohs(template_record->count) == 0) {
/* got withdrawal message with UDP -> this is wrong */
MSG_WARNING(msg_module, "[%u] Received template withdrawal message over UDP; ignoring...", input_info->odid);
return TM_TEMPLATE_WITHDRAW_LEN;
} else if ((ntohs(template_record->template_id) == IPFIX_TEMPLATE_FLOWSET_ID ||
ntohs(template_record->template_id) == IPFIX_OPTION_FLOWSET_ID) &&
ntohs(template_record->count) == 0) {
/* withdraw template or option template */
tm_remove_all_templates(template_mgr, type);
/* don't try to parse the withdraw template */
return TM_TEMPLATE_WITHDRAW_LEN;
/* check for withdraw template message */
} else if (ntohs(template_record->count) == 0) {
ret = tm_remove_template(template_mgr, key);
MSG_NOTICE(msg_module, "[%u] Received %s withdrawal message", input_info->odid, (type==TM_TEMPLATE) ? "Template" : "Options template");
/* Log error when removing unknown template */
if (ret == 1) {
MSG_WARNING(msg_module, "[%u] %s withdrawal message received for unknown template ID %u", input_info->odid,
(type==TM_TEMPLATE) ? "Template" : "Options template", ntohs(template_record->template_id));
}
return TM_TEMPLATE_WITHDRAW_LEN;
/* check whether template exists */
} else if ((template = tm_get_template(template_mgr, key)) == NULL) {
