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/*
* Copyright (c) 2018 HUACHENTEL and/or its affiliates.
* 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.
*/
#include "sc_plugins.h"
#include <dirent.h>
#include <vpp-api/client/stat_client.h>
sc_plugin_main_t sc_plugin_main;
sc_plugin_main_t *sc_get_plugin_main()
{
return &sc_plugin_main;
}
int sr_plugin_init_cb(sr_session_ctx_t *session, void **private_ctx)
{
int rc = SR_ERR_OK;;
sc_plugin_main.session = session;
/* Connect to VAPI */
if (!(sc_plugin_main.vpp_main = sc_connect_vpp())) {
SRP_LOG_ERR("VPP connect error: %d", rc);
return SR_ERR_INTERNAL;
}
/* Connect to STAT API */
rc = stat_segment_connect(STAT_SEGMENT_SOCKET_FILE);
if (rc != 0) {
SRP_LOG_ERR("vpp stat connect error , with return %d.", rc);
return SR_ERR_INTERNAL;
}
rc = sc_call_all_init_function(&sc_plugin_main);
if (rc != SR_ERR_OK) {
SRP_LOG_ERR("Call all init function error: %d", rc);
return rc;
}
/* set subscription as our private context */
*private_ctx = sc_plugin_main.subscription;
return rc;
}
void sr_plugin_cleanup_cb(sr_session_ctx_t *session, void *private_ctx)
{
sc_call_all_exit_function(&sc_plugin_main);
/* subscription was set as our private context */
if (private_ctx != NULL)
sr_unsubscribe(session, private_ctx);
SRP_LOG_DBG_MSG("unload plugin ok.");
/* Disconnect from STAT API */
stat_segment_disconnect();
/* Disconnect from VAPI */
sc_disconnect_vpp();
SRP_LOG_DBG_MSG("plugin disconnect vpp ok.");
}
int sr_plugin_health_check_cb( __attribute__ ((unused)) sr_session_ctx_t *session,
__attribute__ ((unused)) void *private_ctx)
{
/* health check, will use shell to detect vpp when plugin is loaded */
/* health_check will run every 10 seconds in loop*/
pid_t pid = sc_get_vpp_pid();
return sc_plugin_main.vpp_main->pid == pid && pid != 0 ? SR_ERR_OK : SR_ERR_INTERNAL;
}
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