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/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "spdk/stdinc.h"
#include "spdk/event.h"
#include "spdk/jsonrpc.h"
#define RPC_MAX_METHODS 200
static const char *g_rpcsock_addr = SPDK_DEFAULT_RPC_ADDR;
static int g_addr_family = AF_UNIX;
#define RPC_MAX_METHODS 200
struct get_jsonrpc_methods_resp {
char *method_names[RPC_MAX_METHODS];
size_t method_num;
};
static int
get_jsonrpc_method_json_parser(void *parser_ctx,
const struct spdk_json_val *result)
{
struct get_jsonrpc_methods_resp *resp = parser_ctx;
return spdk_json_decode_array(result, spdk_json_decode_string, resp->method_names,
RPC_MAX_METHODS, &resp->method_num, sizeof(char *));
}
static int
spdk_jsonrpc_client_check_rpc_method(struct spdk_jsonrpc_client *client, char *method_name)
{
int rc, i;
struct get_jsonrpc_methods_resp resp = {};
struct spdk_json_write_ctx *w;
struct spdk_jsonrpc_client_request *request;
request = spdk_jsonrpc_client_create_request();
if (request == NULL) {
return -ENOMEM;
}
w = spdk_jsonrpc_begin_request(request, 1, "get_rpc_methods");
spdk_jsonrpc_end_request(request, w);
spdk_jsonrpc_client_send_request(client, request);
spdk_jsonrpc_client_free_request(request);
rc = spdk_jsonrpc_client_recv_response(client, get_jsonrpc_method_json_parser, &resp);
if (rc) {
goto out;
}
for (i = 0; i < (int)resp.method_num; i++) {
if (strcmp(method_name, resp.method_names[i]) == 0) {
rc = 0;
goto out;
}
}
rc = -1;
out:
for (i = 0; i < (int)resp.method_num; i++) {
SPDK_NOTICELOG("%s\n", resp.method_names[i]);
free(resp.method_names[i]);
}
return rc;
}
int main(int argc, char **argv)
{
struct spdk_jsonrpc_client *client;
int rc;
char *method_name = "get_rpc_methods";
client = spdk_jsonrpc_client_connect(g_rpcsock_addr, g_addr_family);
if (!client) {
return EXIT_FAILURE;
}
rc = spdk_jsonrpc_client_check_rpc_method(client, method_name);
spdk_jsonrpc_client_close(client);
return rc ? EXIT_FAILURE : 0;
}
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