reglib.c

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/* -*- C -*- */
/*
 * Copyright (c) 2021 Seagate Technology LLC 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.
 *
 * For any questions about this software or licensing,
 * please email opensource@seagate.com or cortx-questions@seagate.com.
 */

#include <stdio.h>
#include <unistd.h>               /* getopt */
#include "motr/client_internal.h" /* m0_client */
#include "util.h"

char *prog;

const char *help_str = "\
\n\
Usage: %s OPTIONS libpath\n\
\n\
   -e <addr>  endpoint address\n\
   -x <addr>  ha-agent (hax) endpoint address\n\
   -f <fid>   process fid\n\
   -p <fid>   profile fid\n\
\n";

static void usage()
{
        fprintf(stderr, help_str, prog);
        exit(1);
}

int main(int argc, char **argv)
{
        int               rc;
        int               opt;
        struct m0_client *cinst = NULL;
        struct m0_config  conf = {};

        prog = basename(strdup(argv[0]));

        while ((opt = getopt(argc, argv, ":he:x:f:p:")) != -1) {
                switch (opt) {
                case 'e':
                        conf.mc_local_addr = optarg;
                        break;
                case 'x':
                        conf.mc_ha_addr = optarg;
                        break;
                case 'f':
                        conf.mc_process_fid = optarg;
                        break;
                case 'p':
                        conf.mc_profile = optarg;
                        break;
                case 'h':
                        usage();
                        break;
                default:
                        ERR("unknown option: %c\n", optopt);
                        usage();
                        break;
                }
        }

        if (conf.mc_local_addr == NULL || conf.mc_ha_addr == NULL ||
            conf.mc_process_fid == NULL || conf.mc_profile == NULL) {
                ERR("mandatory parameter is missing\n");
                usage();
        }
        if (argc - optind < 1)
                usage();

        rc = isc_init(&conf, &cinst);
        if (rc != 0) {
                ERR("isc_init() failed: %d\n", rc);
                return 2;
        }

        rc = m0_isc_lib_register(argv[optind], &cinst->m0c_profile_fid,
                                 &cinst->m0c_reqh);
        if (rc != 0)
                ERR("loading of library failed: rc=%d\n", rc);

        isc_fini(cinst);

        if (rc == 0)
                printf("%s success\n", prog);

        return rc != 0 ? 1 : 0;
}

/*
 *  Local variables:
 *  c-indentation-style: "K&R"
 *  c-basic-offset: 8
 *  tab-width: 8
 *  fill-column: 80
 *  scroll-step: 1
 *  End:
 */