Exemple #1
0
stonith_t *
get_stonith_connection(void)
{
    if (stonith_api && stonith_api->state == stonith_disconnected) {
        stonith_api_delete(stonith_api);
        stonith_api = NULL;
    }

    if (!stonith_api) {
        int rc = 0;
        int tries = 10;

        stonith_api = stonith_api_new();
        do {
            rc = stonith_api->cmds->connect(stonith_api, "lrmd", NULL);
            if (rc == pcmk_ok) {
                stonith_api->cmds->register_notification(stonith_api,
                                                         T_STONITH_NOTIFY_DISCONNECT,
                                                         stonith_connection_destroy_cb);
                break;
            }
            sleep(1);
            tries--;
        } while (tries);

        if (rc) {
            crm_err("Unable to connect to stonith daemon to execute command. error: %s",
                    pcmk_strerror(rc));
            stonith_api_delete(stonith_api);
            stonith_api = NULL;
        }
    }
    return stonith_api;
}
Exemple #2
0
/*!
 * \internal
 * \brief Clean up and exit immediately
 *
 * \param[in] data  Ignored
 *
 * \return Doesn't return
 * \note   This can be used as a timer callback.
 */
static gboolean
lrmd_exit(gpointer data)
{
    crm_info("Terminating with %d clients",
             crm_hash_table_size(client_connections));

    if (stonith_api) {
        stonith_api->cmds->remove_notification(stonith_api, T_STONITH_NOTIFY_DISCONNECT);
        stonith_api->cmds->disconnect(stonith_api);
        stonith_api_delete(stonith_api);
    }
    if (ipcs) {
        mainloop_del_ipc_server(ipcs);
    }

#ifdef ENABLE_PCMK_REMOTE
    lrmd_tls_server_destroy();
    ipc_proxy_cleanup();
#endif

    crm_client_cleanup();
    g_hash_table_destroy(rsc_list);

    if (mainloop) {
        lrmd_drain_alerts(g_main_loop_get_context(mainloop));
    }

    crm_exit(pcmk_ok);
    return FALSE;
}
Exemple #3
0
static void
test_shutdown(int nsig)
{
    int rc = 0;
    if (st) {
        rc = st->cmds->disconnect(st);
        crm_info("Disconnect: %d", rc);

        crm_debug("Destroy");
        stonith_api_delete(st);
    }

    if (rc) {
        exit(-1);
    }
}
Exemple #4
0
int
main(int argc, char **argv)
{
    int flag;
    int rc = 0;
    int quiet = 0;
    int verbose = 0;
    int argerr = 0;
    int timeout = 120;
    int option_index = 0;
    int fence_level = 0;
    int no_connect = 0;
    int tolerance = 0;

    char *name = NULL;
    char *value = NULL;
    const char *agent = NULL;
    const char *device = NULL;
    const char *target = NULL;
    const char *longname = NULL;

    char action = 0;
    stonith_t *st = NULL;
    stonith_key_value_t *params = NULL;
    stonith_key_value_t *devices = NULL;
    stonith_key_value_t *dIter = NULL;

    crm_log_cli_init("stonith_admin");
    crm_set_options(NULL, "mode [options]", long_options,
                    "Provides access to the stonith-ng API.\n"
                    "\nAllows the administrator to add/remove/list devices, check device and host status and fence hosts\n");

    async_fence_data.name = strdup(crm_system_name);

    while (1) {
        flag = crm_get_option_long(argc, argv, &option_index, &longname);
        if (flag == -1)
            break;

        switch (flag) {
            case 'V':
                verbose = 1;
                crm_bump_log_level(argc, argv);
                break;
            case '$':
            case '?':
                crm_help(flag, EX_OK);
                break;
            case 'I':
                no_connect = 1;
                /* fall through */
            case 'L':
                action = flag;
                break;
            case 'q':
                quiet = 1;
                break;
            case 'Q':
            case 'R':
            case 'D':
                action = flag;
                device = optarg;
                break;
            case 'T':
                free(async_fence_data.name);
                async_fence_data.name = g_strdup_printf("%s.%s", crm_system_name, optarg);
                break;
            case 'a':
                agent = optarg;
                break;
            case 'l':
                target = optarg;
                action = 'L';
                break;
            case 'M':
                no_connect = 1;
                action = flag;
                break;
            case 't':
                timeout = crm_atoi(optarg, NULL);
                break;
            case 'B':
            case 'F':
            case 'U':
                /* using mainloop here */
                no_connect = 1;
                /* fall through */
            case 'C':
                /* Always log the input arguments */
                crm_log_args(argc, argv);
                target = optarg;
                action = flag;
                break;
            case 'H':
            case 'r':
            case 'd':
                target = optarg;
                action = flag;
                break;
            case 'i':
                fence_level = crm_atoi(optarg, NULL);
                break;
            case 'v':
                devices = stonith_key_value_add(devices, NULL, optarg);
                break;
            case 'o':
                crm_info("Scanning: -o %s", optarg);
                rc = sscanf(optarg, "%m[^=]=%m[^=]", &name, &value);
                if (rc != 2) {
                    crm_err("Invalid option: -o %s", optarg);
                    ++argerr;
                } else {
                    crm_info("Got: '%s'='%s'", name, value);
                    params = stonith_key_value_add(params, name, value);
                }
                free(value); value = NULL;
                free(name); name = NULL;
                break;
            case 'e':
                {
                    char *key = crm_concat("OCF_RESKEY", optarg, '_');
                    const char *env = getenv(key);

                    if (env == NULL) {
                        crm_err("Invalid option: -e %s", optarg);
                        ++argerr;
                    } else {
                        crm_info("Got: '%s'='%s'", optarg, env);
                        params = stonith_key_value_add(params, optarg, env);
                    }
                }
                break;
            case 0:
                if (safe_str_eq("tolerance", longname)) {
                    tolerance = crm_get_msec(optarg) / 1000;    /* Send in seconds */
                }
                break;
            default:
                ++argerr;
                break;
        }
    }

    if (optind > argc) {
        ++argerr;
    }

    if (argerr) {
        crm_help('?', EX_USAGE);
    }

    crm_debug("Create");
    st = stonith_api_new();
    crm_debug("Created");

    if (!no_connect) {
        crm_debug("Connecting as %s", async_fence_data.name);
        rc = st->cmds->connect(st, async_fence_data.name, NULL);

        crm_debug("Connect: %d", rc);

        if (rc < 0) {
            goto done;
        }
    }

    switch (action) {
        case 'I':
            rc = st->cmds->list_agents(st, st_opt_sync_call, NULL, &devices, timeout);
            for (dIter = devices; dIter; dIter = dIter->next) {
                fprintf(stdout, " %s\n", dIter->value);
            }
            if (rc == 0) {
                fprintf(stderr, "No devices found\n");

            } else if (rc > 0) {
                fprintf(stderr, "%d devices found\n", rc);
                rc = 0;
            }
            stonith_key_value_freeall(devices, 1, 1);
            break;
        case 'L':
            rc = st->cmds->query(st, st_opts, target, &devices, timeout);
            for (dIter = devices; dIter; dIter = dIter->next) {
                fprintf(stdout, " %s\n", dIter->value);
            }
            if (rc == 0) {
                fprintf(stderr, "No devices found\n");
            } else if (rc > 0) {
                fprintf(stderr, "%d devices found\n", rc);
                rc = 0;
            }
            stonith_key_value_freeall(devices, 1, 1);
            break;
        case 'Q':
            rc = st->cmds->monitor(st, st_opts, device, timeout);
            if (rc < 0) {
                rc = st->cmds->list(st, st_opts, device, NULL, timeout);
            }
            break;
        case 'R':
            rc = st->cmds->register_device(st, st_opts, device, "stonith-ng", agent, params);
            break;
        case 'D':
            rc = st->cmds->remove_device(st, st_opts, device);
            break;
        case 'r':
            rc = st->cmds->register_level(st, st_opts, target, fence_level, devices);
            break;
        case 'd':
            rc = st->cmds->remove_level(st, st_opts, target, fence_level);
            break;
        case 'M':
            if (agent == NULL) {
                printf("Please specify an agent to query using -a,--agent [value]\n");
                return -1;
            } else {
                char *buffer = NULL;

                rc = st->cmds->metadata(st, st_opt_sync_call, agent, NULL, &buffer, timeout);
                if (rc == pcmk_ok) {
                    printf("%s\n", buffer);
                }
                free(buffer);
            }
            break;
        case 'C':
            rc = st->cmds->confirm(st, st_opts, target);
            break;
        case 'B':
            rc = mainloop_fencing(st, target, "reboot", timeout, tolerance);
            break;
        case 'F':
            rc = mainloop_fencing(st, target, "off", timeout, tolerance);
            break;
        case 'U':
            rc = mainloop_fencing(st, target, "on", timeout, tolerance);
            break;
        case 'H':
            {
                stonith_history_t *history, *hp, *latest = NULL;

                rc = st->cmds->history(st, st_opts, target, &history, timeout);
                for (hp = history; hp; hp = hp->next) {
                    char *action_s = NULL;
                    time_t complete = hp->completed;

                    if (hp->state == st_done) {
                        latest = hp;
                    }

                    if (quiet || !verbose) {
                        continue;
                    } else if (hp->action == NULL) {
                        action_s = strdup("unknown");
                    } else if (hp->action[0] != 'r') {
                        action_s = crm_concat("turn", hp->action, ' ');
                    } else {
                        action_s = strdup(hp->action);
                    }

                    if (hp->state == st_failed) {
                        printf("%s failed to %s node %s on behalf of %s from %s at %s\n",
                               hp->delegate ? hp->delegate : "We", action_s, hp->target,
                               hp->client, hp->origin, ctime(&complete));

                    } else if (hp->state == st_done && hp->delegate) {
                        printf("%s was able to %s node %s on behalf of %s from %s at %s\n",
                               hp->delegate, action_s, hp->target,
                               hp->client, hp->origin, ctime(&complete));

                    } else if (hp->state == st_done) {
                        printf("We were able to %s node %s on behalf of %s from %s at %s\n",
                               action_s, hp->target, hp->client, hp->origin, ctime(&complete));
                    } else {
                        printf("%s at %s wishes to %s node %s - %d %d\n",
                               hp->client, hp->origin, action_s, hp->target, hp->state, hp->completed);
                    }

                    free(action_s);
                }

                if (latest) {
                    if (quiet) {
                        printf("%d\n", latest->completed);
                    } else {
                        char *action_s = NULL;
                        time_t complete = latest->completed;

                        if (latest->action == NULL) {
                            action_s = strdup("unknown");
                        } else if (latest->action[0] != 'r') {
                            action_s = crm_concat("turn", latest->action, ' ');
                        } else {
                            action_s = strdup(latest->action);
                        }

                        printf("%s was able to %s node %s on behalf of %s from %s at %s\n",
                               latest->delegate ? latest->delegate : "We", action_s, latest->target,
                               latest->client, latest->origin, ctime(&complete));

                        free(action_s);
                    }
                }
                break;
            }                   /* closing bracket for -H case */
    }                           /* closing bracket for switch case */

  done:
    free(async_fence_data.name);
    crm_info("Command returned: %s (%d)", pcmk_strerror(rc), rc);
    if (rc < 0) {
        printf("Command failed: %s\n", pcmk_strerror(rc));
    }

    stonith_key_value_freeall(params, 1, 1);
    st->cmds->disconnect(st);
    crm_debug("Disconnect: %d", rc);

    crm_debug("Destroy");
    stonith_api_delete(st);

    return rc;
}
Exemple #5
0
int
main(int argc, char **argv)
{
    int rc = 0;
    int flag = 0;
    int index = 0;

#ifdef ENABLE_PCMK_REMOTE
    crm_log_init("pacemaker_remoted", LOG_INFO, TRUE, FALSE, argc, argv, FALSE);
    crm_set_options(NULL, "[options]", long_options,
                    "Daemon for controlling services confirming to different standards");
#else
    crm_log_init("lrmd", LOG_INFO, TRUE, FALSE, argc, argv, FALSE);
    crm_set_options(NULL, "[options]", long_options,
                    "Pacemaker Remote daemon for extending pacemaker functionality to remote nodes.");
#endif

    while (1) {
        flag = crm_get_option(argc, argv, &index);
        if (flag == -1) {
            break;
        }

        switch (flag) {
            case 'r':
                break;
            case 'l':
                crm_add_logfile(optarg);
                break;
            case 'V':
                crm_bump_log_level(argc, argv);
                break;
            case '?':
            case '$':
                crm_help(flag, EX_OK);
                break;
            default:
                crm_help('?', EX_USAGE);
                break;
        }
    }

    /* Used by RAs - Leave owned by root */
    crm_build_path(CRM_RSCTMP_DIR, 0755);

    /* Legacy: Used by RAs - Leave owned by root */
    crm_build_path(HA_STATE_DIR"/heartbeat/rsctmp", 0755);

    rsc_list = g_hash_table_new_full(crm_str_hash, g_str_equal, NULL, free_rsc);
    ipcs = mainloop_add_ipc_server(CRM_SYSTEM_LRMD, QB_IPC_SHM, &lrmd_ipc_callbacks);
    if (ipcs == NULL) {
        crm_err("Failed to create IPC server: shutting down and inhibiting respawn");
        crm_exit(DAEMON_RESPAWN_STOP);
    }

#ifdef ENABLE_PCMK_REMOTE
    {
        const char *remote_port_str = getenv("PCMK_remote_port");
        int remote_port = remote_port_str ? atoi(remote_port_str) : DEFAULT_REMOTE_PORT;

        if (lrmd_init_remote_tls_server(remote_port) < 0) {
            crm_err("Failed to create TLS server on port %d: shutting down and inhibiting respawn", remote_port);
            crm_exit(DAEMON_RESPAWN_STOP);
        }
        ipc_proxy_init();
    }
#endif

    mainloop_add_signal(SIGTERM, lrmd_shutdown);
    mainloop = g_main_new(FALSE);
    crm_info("Starting");
    g_main_run(mainloop);

    mainloop_del_ipc_server(ipcs);
#ifdef ENABLE_PCMK_REMOTE
    lrmd_tls_server_destroy();
    ipc_proxy_cleanup();
#endif
    crm_client_cleanup();

    g_hash_table_destroy(rsc_list);

    if (stonith_api) {
        stonith_api->cmds->disconnect(stonith_api);
        stonith_api_delete(stonith_api);
    }

    return rc;
}
Exemple #6
0
int
main(int argc, char **argv)
{
    int rc = 0;
    int flag = 0;
    int index = 0;

    crm_log_init("lrmd", LOG_INFO, TRUE, FALSE, argc, argv, FALSE);
    crm_set_options(NULL, "[options]", long_options,
                    "Daemon for controlling services confirming to different standards");

    while (1) {
        flag = crm_get_option(argc, argv, &index);
        if (flag == -1) {
            break;
        }

        switch (flag) {
            case 'l':
                crm_add_logfile(optarg);
                break;
            case 't':
                enable_remote = TRUE;
                break;
            case 'p':
                remote_port = atoi(optarg);
            case 'V':
                set_crm_log_level(crm_log_level + 1);
                break;
            case '?':
            case '$':
                crm_help(flag, EX_OK);
                break;
            default:
                crm_help('?', EX_USAGE);
                break;
        }
    }

    if (enable_remote && !remote_port) {
        remote_port = DEFAULT_REMOTE_PORT;
    }

    rsc_list = g_hash_table_new_full(crm_str_hash, g_str_equal, NULL, free_rsc);
    ipcs = mainloop_add_ipc_server(CRM_SYSTEM_LRMD, QB_IPC_SHM, &lrmd_ipc_callbacks);
    if (ipcs == NULL) {
        crm_err("Failed to create IPC server: shutting down and inhibiting respawn");
        crm_exit(100);
    }

    if (enable_remote) {
#ifdef HAVE_GNUTLS_GNUTLS_H
        if (lrmd_init_remote_tls_server(remote_port) < 0) {
            crm_err("Failed to create TLS server: shutting down and inhibiting respawn");
            crm_exit(100);
        }
        ipc_proxy_init();
#else
        crm_err("GNUTLS not enabled in this build, can not establish remote server");
        crm_exit(100);
#endif
    }

    mainloop_add_signal(SIGTERM, lrmd_shutdown);
    mainloop = g_main_new(FALSE);
    crm_info("Starting");
    g_main_run(mainloop);

    mainloop_del_ipc_server(ipcs);
    if (enable_remote) {
#ifdef HAVE_GNUTLS_GNUTLS_H
        lrmd_tls_server_destroy();
        ipc_proxy_cleanup();
#endif
    }
    crm_client_cleanup();

    g_hash_table_destroy(rsc_list);

    if (stonith_api) {
        stonith_api->cmds->disconnect(stonith_api);
        stonith_api_delete(stonith_api);
    }

    return rc;
}
Exemple #7
0
int
main(int argc, char **argv)
{
    int flag;
    int rc = 0;
    int quiet = 0;
    int verbose = 0;
    int argerr = 0;
    int timeout = 120;
    int option_index = 0;
    int fence_level = 0;
    int no_connect = 0;
    int tolerance = 0;
    int as_nodeid = FALSE;

    char *name = NULL;
    char *value = NULL;
    char *target = NULL;
    char *lists = NULL;
    const char *agent = NULL;
    const char *device = NULL;
    const char *longname = NULL;

    char action = 0;
    stonith_t *st = NULL;
    stonith_key_value_t *params = NULL;
    stonith_key_value_t *devices = NULL;
    stonith_key_value_t *dIter = NULL;

    crm_log_cli_init("stonith_admin");
    crm_set_options(NULL, "mode [options]", long_options,
                    "Provides access to the stonith-ng API.\n"
                    "\nAllows the administrator to add/remove/list devices, check device and host status and fence hosts\n");

    async_fence_data.name = strdup(crm_system_name);

    while (1) {
        flag = crm_get_option_long(argc, argv, &option_index, &longname);
        if (flag == -1)
            break;

        switch (flag) {
            case 'V':
                verbose = 1;
                crm_bump_log_level(argc, argv);
                break;
            case '$':
            case '?':
                crm_help(flag, EX_OK);
                break;
            case 'I':
                no_connect = 1;
                /* fall through */
            case 'L':
                action = flag;
                break;
            case 'q':
                quiet = 1;
                break;
            case 'Q':
            case 'R':
            case 'D':
            case 's':
                action = flag;
                device = optarg;
                break;
            case 'T':
                free(async_fence_data.name);
                async_fence_data.name = crm_strdup_printf("%s.%s", crm_system_name, optarg);
                break;
            case 'a':
                agent = optarg;
                break;
            case 'l':
                target = optarg;
                action = 'L';
                break;
            case 'M':
                no_connect = 1;
                action = flag;
                break;
            case 't':
                timeout = crm_atoi(optarg, NULL);
                break;
            case 'B':
            case 'F':
            case 'U':
                /* using mainloop here */
                no_connect = 1;
                /* fall through */
            case 'C':
                /* Always log the input arguments */
                crm_log_args(argc, argv);
                target = optarg;
                action = flag;
                break;
            case 'n':
                as_nodeid = TRUE;
                break;
            case 'h':
            case 'H':
            case 'r':
            case 'd':
                target = optarg;
                action = flag;
                break;
            case 'i':
                fence_level = crm_atoi(optarg, NULL);
                break;
            case 'v':
                devices = stonith_key_value_add(devices, NULL, optarg);
                break;
            case 'o':
                crm_info("Scanning: -o %s", optarg);
                rc = sscanf(optarg, "%m[^=]=%m[^=]", &name, &value);
                if (rc != 2) {
                    crm_err("Invalid option: -o %s", optarg);
                    ++argerr;
                } else {
                    crm_info("Got: '%s'='%s'", name, value);
                    params = stonith_key_value_add(params, name, value);
                }
                free(value); value = NULL;
                free(name); name = NULL;
                break;
            case 'e':
                {
                    char *key = crm_concat("OCF_RESKEY", optarg, '_');
                    const char *env = getenv(key);

                    if (env == NULL) {
                        crm_err("Invalid option: -e %s", optarg);
                        ++argerr;
                    } else {
                        crm_info("Got: '%s'='%s'", optarg, env);
                        params = stonith_key_value_add(params, optarg, env);
                    }
                }
                break;
            case 0:
                if (safe_str_eq("tolerance", longname)) {
                    tolerance = crm_get_msec(optarg) / 1000;    /* Send in seconds */
                }
                break;
            default:
                ++argerr;
                break;
        }
    }

    if (optind > argc) {
        ++argerr;
    }

    if (argerr) {
        crm_help('?', EX_USAGE);
    }

    crm_debug("Create");
    st = stonith_api_new();
    crm_debug("Created");

    if (!no_connect) {
        crm_debug("Connecting as %s", async_fence_data.name);
        rc = st->cmds->connect(st, async_fence_data.name, NULL);

        crm_debug("Connect: %d", rc);

        if (rc < 0) {
            goto done;
        }
    }

    switch (action) {
        case 'I':
            rc = st->cmds->list_agents(st, st_opt_sync_call, NULL, &devices, timeout);
            for (dIter = devices; dIter; dIter = dIter->next) {
                fprintf(stdout, " %s\n", dIter->value);
            }
            if (rc == 0) {
                fprintf(stderr, "No devices found\n");

            } else if (rc > 0) {
                fprintf(stderr, "%d devices found\n", rc);
                rc = 0;
            }
            stonith_key_value_freeall(devices, 1, 1);
            break;
        case 'L':
            rc = st->cmds->query(st, st_opts, target, &devices, timeout);
            for (dIter = devices; dIter; dIter = dIter->next) {
                fprintf(stdout, " %s\n", dIter->value);
            }
            if (rc == 0) {
                fprintf(stderr, "No devices found\n");
            } else if (rc > 0) {
                fprintf(stderr, "%d devices found\n", rc);
                rc = 0;
            }
            stonith_key_value_freeall(devices, 1, 1);
            break;
        case 'Q':
            rc = st->cmds->monitor(st, st_opts, device, timeout);
            if (rc < 0) {
                rc = st->cmds->list(st, st_opts, device, NULL, timeout);
            }
            break;
        case 's':
            rc = st->cmds->list(st, st_opts, device, &lists, timeout);
            if (rc == 0) {
                if (lists) {
                    char *source = lists, *dest = lists; 

                    while (*dest) {
                        if ((*dest == '\\') && (*(dest+1) == 'n')) {
                            *source = '\n';
                            dest++;
                            dest++;
                            source++;
                        } else if ((*dest == ',') || (*dest == ';')) {
                            dest++;
                        } else {
                            *source = *dest;
                            dest++;
                            source++;
                        }

                        if (!(*dest)) {
                            *source = 0;
                        }
                    }
                    fprintf(stdout, "%s", lists);
                    free(lists);
                }
            } else {
                fprintf(stderr, "List command returned error. rc : %d\n", rc);
            }
            break;
        case 'R':
            rc = st->cmds->register_device(st, st_opts, device, "stonith-ng", agent, params);
            break;
        case 'D':
            rc = st->cmds->remove_device(st, st_opts, device);
            break;
        case 'd':
        case 'r':
            rc = handle_level(st, target, fence_level, devices, action == 'r');
            break;
        case 'M':
            if (agent == NULL) {
                printf("Please specify an agent to query using -a,--agent [value]\n");
                return -1;
            } else {
                char *buffer = NULL;

                rc = st->cmds->metadata(st, st_opt_sync_call, agent, NULL, &buffer, timeout);
                if (rc == pcmk_ok) {
                    printf("%s\n", buffer);
                }
                free(buffer);
            }
            break;
        case 'C':
            rc = st->cmds->confirm(st, st_opts, target);
            break;
        case 'B':
            rc = mainloop_fencing(st, target, "reboot", timeout, tolerance);
            break;
        case 'F':
            rc = mainloop_fencing(st, target, "off", timeout, tolerance);
            break;
        case 'U':
            rc = mainloop_fencing(st, target, "on", timeout, tolerance);
            break;
        case 'h':
            {
                time_t when = 0;

                if(as_nodeid) {
                    uint32_t nodeid = atol(target);
                    when = stonith_api_time(nodeid, NULL, FALSE);
                } else {
                    when = stonith_api_time(0, target, FALSE);
                }
                if(when) {
                    printf("Node %s last kicked at: %s\n", target, ctime(&when));
                } else {
                    printf("Node %s has never been kicked\n", target);
                }
            }
            break;
        case 'H':
            rc = show_history(st, target, timeout, quiet, verbose);
            break;
    }

  done:
    free(async_fence_data.name);
    crm_info("Command returned: %s (%d)", pcmk_strerror(rc), rc);
    if (rc < 0) {
        printf("Command failed: %s\n", pcmk_strerror(rc));
    }

    stonith_key_value_freeall(params, 1, 1);
    st->cmds->disconnect(st);
    crm_debug("Disconnect: %d", rc);

    crm_debug("Destroy");
    stonith_api_delete(st);

    return rc;
}
Exemple #8
0
int
main(int argc, char ** argv)
{
    int flag;
    int rc = 0;
    int quiet = 0;
    int verbose = 0;
    int argerr = 0;
    int timeout = 120;
    int option_index = 0;
    int fence_level = 0;

    char name[512];
    char value[512];
    const char *agent = NULL;
    const char *device = NULL;
    const char *target = NULL;
    
    char action = 0;
    stonith_t *st = NULL;
    stonith_key_value_t *params = NULL;
    stonith_key_value_t *devices = NULL;
    stonith_key_value_t *dIter = NULL;
    
    crm_log_init(NULL, LOG_INFO, TRUE, FALSE, argc, argv);
    crm_set_options(NULL, "mode [options]", long_options,
		    "Provides access to the stonith-ng API.\n"
                    "\nAllows the administrator to add/remove/list devices, check device and host status and fence hosts\n");

    while (1) {
	flag = crm_get_option(argc, argv, &option_index);
	if (flag == -1)
	    break;
		
	switch(flag) {
	    case 'V':
		verbose = 1;
		crm_bump_log_level();
		break;
	    case '$':
	    case '?':
		crm_help(flag, LSB_EXIT_OK);
		break;
	    case 'L':
	    case 'I':
		action = flag;
		break;
	    case 'q':
		quiet = 1;
		break;
	    case 'Q':
	    case 'R':
	    case 'D':
		action = flag;
		device = optarg;
		break;
	    case 'a':
		agent = optarg;
		break;
	    case 'l':
		target = optarg;
		action = 'L';
		break;
	    case 'M':
		action = flag;
		break;
            case 't':
                timeout = crm_atoi(optarg, NULL);
                break;
	    case 'B':
	    case 'F':
	    case 'U':
	    case 'C':
	    case 'H':
	    case 'r':
	    case 'd':
		target = optarg;
		action = flag;
		break;
            case 'i':
                fence_level = crm_atoi(optarg, NULL);
                break;
            case 'v':
                devices = stonith_key_value_add(devices, NULL, optarg);
                break;
	    case 'o':
		crm_info("Scanning: -o %s", optarg);
		rc = sscanf(optarg, "%[^=]=%[^=]", name, value);
		if(rc != 2) {
		    crm_err("Invalid option: -o %s", optarg);
		    ++argerr;
		} else {
		    crm_info("Got: '%s'='%s'", name, value);
		    stonith_key_value_add(params, name, value);
		}
		break;
	    case 'e':
		{
		    char *key = crm_concat("OCF_RESKEY", optarg, '_');
		    const char *env = getenv(key);
		    
		    if(env == NULL) {
			crm_err("Invalid option: -e %s", optarg);
			++argerr;
		    } else {
			crm_info("Got: '%s'='%s'", optarg, env);
                        stonith_key_value_add( params, optarg, env);
		    }
		}
		break;
	    default:
		++argerr;
		break;
	}
    }

    if (optind > argc) {
	++argerr;
    }
    
    if (argerr) {
	crm_help('?', LSB_EXIT_GENERIC);
    }

    crm_debug("Create");
    st = stonith_api_new();

    if(action != 'M' && action != 'I') {
	rc = st->cmds->connect(st, crm_system_name, NULL);
	crm_debug("Connect: %d", rc);

	if(rc < 0) {
	    goto done;
	}
    }
    
    switch(action)
    {
	case 'I':
	    rc = st->cmds->list(st, st_opt_sync_call, NULL, &devices, timeout);
	    for(dIter = devices; dIter; dIter = dIter->next ) {
		fprintf( stdout, " %s\n", dIter->value );
	    }
	    if(rc == 0) {
		fprintf(stderr, "No devices found\n");

	    } else if(rc > 0) {
		fprintf(stderr, "%d devices found\n", rc);
		rc = 0;
	    }
	    stonith_key_value_freeall(devices, 1, 1);
	    break;
	    
	case 'L':
	    rc = st->cmds->query(st, st_opts, target, &devices, timeout);
	    for(dIter = devices; dIter; dIter = dIter->next ) {
		fprintf( stdout, " %s\n", dIter->value );
	    }
	    if(rc == 0) {
		fprintf(stderr, "No devices found\n");

	    } else if(rc > 0) {
		fprintf(stderr, "%d devices found\n", rc);
		rc = 0;
	    }
	    stonith_key_value_freeall(devices, 1, 1);
	    break;
	case 'Q':
	    rc = st->cmds->call(st, st_opts, device, "monitor", NULL, timeout);
	    if(rc < 0) {
		rc = st->cmds->call(st, st_opts, device, "list", NULL, timeout);
	    }
	    break;
	case 'R':
	    rc = st->cmds->register_device(st, st_opts, device, "stonith-ng",
                agent, params);
	    break;
	case 'D':
	    rc = st->cmds->remove_device(st, st_opts, device);
	    break;
	case 'r':
	    rc = st->cmds->register_level(st, st_opts, target, fence_level, devices);
	    break;
	case 'd':
	    rc = st->cmds->remove_level(st, st_opts, target, fence_level);
	    break;
	case 'M':
	    if (agent == NULL) {
		printf("Please specify an agent to query using -a,--agent [value]\n");
		return -1;
		
	    } else {
	        char *buffer = NULL;
		st->cmds->metadata(st, st_opt_sync_call, agent, NULL, &buffer, timeout);
		printf("%s\n", buffer);
		crm_free(buffer);
	    }
	    break;
	    
	case 'C':
	    rc = st->cmds->confirm(st, st_opts, target);
	    break;
	case 'B':
	    rc = st->cmds->fence(st, st_opts, target, "reboot", timeout);
	    break;
	case 'F':
	    rc = st->cmds->fence(st, st_opts, target, "off", timeout);
	    break;
	case 'U':
	    rc = st->cmds->fence(st, st_opts, target, "on", timeout);
	    break;
	case 'H':
	    {
		stonith_history_t *history, *hp, *latest = NULL;
		rc = st->cmds->history(st, st_opts, target, &history, timeout);
		for(hp = history; hp; hp = hp->next) {
		    char *action_s = NULL;
		    time_t complete = hp->completed;

		    if(hp->state == st_done) {
			latest = hp;
		    }

		    if(quiet || !verbose) {
			continue;
		    } else if(hp->action == NULL) {
			action_s = crm_strdup("unknown");
		    } else if(hp->action[0] != 'r') {
			action_s = crm_concat("turn", hp->action, ' ');
		    } else {
			action_s = crm_strdup(hp->action);
		    }
			
		    if(hp->state == st_failed) {
			printf("%s failed to %s node %s on behalf of %s at %s\n",
			       hp->delegate?hp->delegate:"We", action_s, hp->target, hp->origin,
			       ctime(&complete));

		    } else if(hp->state == st_done && hp->delegate) {
			printf("%s was able to %s node %s on behalf of %s at %s\n",
			       hp->delegate, action_s, hp->target, hp->origin, ctime(&complete));

		    } else if(hp->state == st_done) {
			printf("We were able to %s node %s on behalf of %s at %s\n",
			       action_s, hp->target, hp->origin, ctime(&complete));
		    } else {
			printf("%s wishes to %s node %s - %d %d\n",
			       hp->origin, action_s, hp->target, hp->state, hp->completed);
		    }
		    
		    crm_free(action_s);
	        }

		if(latest) {
		    if(quiet) {
			printf("%d\n", latest->completed);
		    } else {
			char *action_s = NULL;
			time_t complete = latest->completed;
			if(latest->action == NULL) {
			    action_s = crm_strdup("unknown");
			} else if(latest->action[0] != 'r') {
			    action_s = crm_concat("turn", latest->action, ' ');
			} else {
			    action_s = crm_strdup(latest->action);
			}
			
			printf("%s was able to %s node %s on behalf of %s at %s\n",
			       latest->delegate?latest->delegate:"We", action_s, latest->target,
			       latest->origin, ctime(&complete));
			
			crm_free(action_s);
		    }
		}
	    }
	    break;
    }    

  done:
    if(rc < 0) {
	printf("Command failed: %s\n", stonith_error2string(rc));
    }
    
    stonith_key_value_freeall(params, 1, 1);
    st->cmds->disconnect(st);
    crm_debug("Disconnect: %d", rc);

    crm_debug("Destroy");
    stonith_api_delete(st);
    
    return rc;
}