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/**
* @file rpc_send_example.c
* @author Michal Vasko <mvasko@cesnet.cz>
* @brief example of an application that sends an RPC
*
* @copyright
* Copyright (c) 2019 CESNET, z.s.p.o.
*
* This source code is licensed under BSD 3-Clause License (the "License").
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://opensource.org/licenses/BSD-3-Clause
*/
#define _GNU_SOURCE
#include <inttypes.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <libyang/libyang.h>
#include "sysrepo.h"
static void
print_val(const sr_val_t *value)
{
if (NULL == value) {
return;
}
printf("%s ", value->xpath);
switch (value->type) {
case SR_CONTAINER_T:
case SR_CONTAINER_PRESENCE_T:
printf("(container)");
break;
case SR_LIST_T:
printf("(list instance)");
break;
case SR_STRING_T:
printf("= %s", value->data.string_val);
break;
case SR_BOOL_T:
printf("= %s", value->data.bool_val ? "true" : "false");
break;
case SR_DECIMAL64_T:
printf("= %g", value->data.decimal64_val);
break;
case SR_INT8_T:
printf("= %" PRId8, value->data.int8_val);
break;
case SR_INT16_T:
printf("= %" PRId16, value->data.int16_val);
break;
case SR_INT32_T:
printf("= %" PRId32, value->data.int32_val);
break;
case SR_INT64_T:
printf("= %" PRId64, value->data.int64_val);
break;
case SR_UINT8_T:
printf("= %" PRIu8, value->data.uint8_val);
break;
case SR_UINT16_T:
printf("= %" PRIu16, value->data.uint16_val);
break;
case SR_UINT32_T:
printf("= %" PRIu32, value->data.uint32_val);
break;
case SR_UINT64_T:
printf("= %" PRIu64, value->data.uint64_val);
break;
case SR_IDENTITYREF_T:
printf("= %s", value->data.identityref_val);
break;
case SR_INSTANCEID_T:
printf("= %s", value->data.instanceid_val);
break;
case SR_BITS_T:
printf("= %s", value->data.bits_val);
break;
case SR_BINARY_T:
printf("= %s", value->data.binary_val);
break;
case SR_ENUM_T:
printf("= %s", value->data.enum_val);
break;
case SR_LEAF_EMPTY_T:
printf("(empty leaf)");
break;
default:
printf("(unprintable)");
break;
}
switch (value->type) {
case SR_UNKNOWN_T:
case SR_CONTAINER_T:
case SR_CONTAINER_PRESENCE_T:
case SR_LIST_T:
case SR_LEAF_EMPTY_T:
printf("\n");
break;
default:
printf("%s\n", value->dflt ? " [default]" : "");
break;
}
}
int
main(int argc, char **argv)
{
sr_conn_ctx_t *connection = NULL;
sr_session_ctx_t *session = NULL;
int rc = SR_ERR_OK;
sr_val_t *output = NULL;
size_t i, output_count = 0;
const char *path;
if (argc != 2) {
printf("%s <rpc-path>\n", argv[0]);
return EXIT_FAILURE;
}
path = argv[1];
printf("Application will send RPC \"%s\".\n\n", path);
/* turn logging on */
sr_log_stderr(SR_LL_WRN);
/* connect to sysrepo */
rc = sr_connect(0, &connection);
if (rc != SR_ERR_OK) {
goto cleanup;
}
/* start session */
rc = sr_session_start(connection, SR_DS_RUNNING, &session);
if (rc != SR_ERR_OK) {
goto cleanup;
}
/* send the RPC */
rc = sr_rpc_send(session, path, NULL, 0, 0, &output, &output_count);
if (rc != SR_ERR_OK) {
goto cleanup;
}
/* print output */
printf("\n ========== RECEIVED OUTPUT: ==========\n\n");
for (i = 0; i < output_count; ++i) {
print_val(&output[i]);
}
cleanup:
sr_free_values(output, output_count);
sr_disconnect(connection);
return rc ? EXIT_FAILURE : EXIT_SUCCESS;
}
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