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/*-
* ============LICENSE_START=======================================================
* Simulator
* ================================================================================
* Copyright (C) 2019 Nokia. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
#include "SysrepoCallback.h"
#define CREATED "CREATED"
#define DELETED "DELETED"
#define MODIFIED "MODIFIED"
#define MOVED "MOVED"
#define XPATH_MAX_LEN 100
int SysrepoCallback::module_change(sysrepo::S_Session sess, const char *module_name, sr_notif_event_t event, void *private_ctx) {
{
if (event == SR_EV_APPLY) {
char change_path[XPATH_MAX_LEN];
try {
#ifdef DEBUG
std::cout << "\n ========== CHANGES: =============================================\n" << std::endl;
#endif
snprintf(change_path, XPATH_MAX_LEN, "/%s:*", module_name);
auto it = sess->get_changes_iter(&change_path[0]);
while (auto change = sess->get_change_next(it)) {
std::string message = create_message(change);
std::cout<<message<<std::endl;
kafkaWrapper->kafka_send_message(message);
}
#ifdef DEBUG
std::cout << "\n ========== END OF CHANGES =======================================\n" << std::endl;
#endif
} catch( const std::exception& e ) {
std::cerr << e.what() << std::endl;
}
}
return SR_ERR_OK;
}
}
SysrepoCallback::SysrepoCallback(std::shared_ptr<KafkaWrapper> wrapper) {
this->kafkaWrapper = wrapper;
}
std::string SysrepoCallback::create_message(sysrepo::S_Change change) {
std::string change_details;
sysrepo::S_Val new_val = change->new_val();
sysrepo::S_Val old_val = change->old_val();
switch (change->oper()) {
case SR_OP_CREATED:
if (nullptr != new_val) {
change_details.append(CREATED).append(": ").append(new_val->to_string());
}
break;
case SR_OP_DELETED:
if (nullptr != old_val) {
change_details.append(DELETED).append(": ").append(old_val->to_string());
}
break;
case SR_OP_MODIFIED:
if (nullptr != old_val && nullptr != new_val) {
change_details.append(MODIFIED).append(": ").append(": old value: ").append(old_val->to_string())
.append(", new value: ").append(new_val->to_string());
}
break;
case SR_OP_MOVED:
if (nullptr != old_val && nullptr != new_val) {
change_details.append(MOVED).append(": ").append(new_val->to_string())
.append(" after ").append(old_val->to_string());
} else if (nullptr != new_val) {
change_details.append(MOVED).append(": ").append(new_val->xpath()).append(" last");
}
break;
}
return change_details;
}
void SysrepoCallback::print_current_config(sysrepo::S_Session session, const char *module_name) {
char select_xpath[XPATH_MAX_LEN];
try {
snprintf(select_xpath, XPATH_MAX_LEN, "/%s:*//*", module_name);
auto values = session->get_items(&select_xpath[0]);
if (values == nullptr)
return;
for(unsigned int i = 0; i < values->val_cnt(); i++)
std::cout << values->val(i)->to_string();
} catch( const std::exception& e ) {
std::cout << e.what() << std::endl;
}
}
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