root/tools/stonith_admin.c

/* [previous][next][first][last][top][bottom][index][help] */

DEFINITIONS

This source file includes following definitions.
  1. add_env_params
  2. add_stonith_device
  3. add_tolerance
  4. add_stonith_params
  5. set_tag
  6. build_arg_context
  7. request_fencing
  8. main

   1 /*
   2  * Copyright 2009-2022 the Pacemaker project contributors
   3  *
   4  * The version control history for this file may have further details.
   5  *
   6  * This source code is licensed under the GNU General Public License version 2
   7  * or later (GPLv2+) WITHOUT ANY WARRANTY.
   8  */
   9 
  10 #include <crm_internal.h>
  11 
  12 #include <sys/param.h>
  13 #include <stdio.h>
  14 #include <sys/types.h>
  15 #include <sys/stat.h>
  16 #include <unistd.h>
  17 #include <sys/utsname.h>
  18 
  19 #include <errno.h>
  20 #include <fcntl.h>
  21 #include <stdbool.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 
  25 #include <crm/crm.h>
  26 #include <crm/msg_xml.h>
  27 #include <crm/common/ipc.h>
  28 #include <crm/cluster/internal.h>
  29 #include <crm/common/cmdline_internal.h>
  30 #include <crm/common/output_internal.h>
  31 
  32 #include <crm/stonith-ng.h>
  33 #include <crm/fencing/internal.h>
  34 #include <crm/cib.h>
  35 #include <crm/pengine/status.h>
  36 
  37 #include <crm/common/xml.h>
  38 #include <pacemaker-internal.h>
  39 
  40 #define SUMMARY "stonith_admin - Access the Pacemaker fencing API"
  41 
  42 char action = 0;
  43 
  44 struct {
  45     gboolean as_nodeid;
  46     gboolean broadcast;
  47     gboolean cleanup;
  48     gboolean installed;
  49     gboolean metadata;
  50     gboolean registered;
  51     gboolean validate_cfg;
  52     stonith_key_value_t *devices;
  53     stonith_key_value_t *params;
  54     int fence_level;
  55     int timeout ;
  56     int tolerance;
  57     int delay;
  58     char *agent;
  59     char *confirm_host;
  60     char *fence_host;
  61     char *history;
  62     char *last_fenced;
  63     char *query;
  64     char *reboot_host;
  65     char *register_dev;
  66     char *register_level;
  67     char *targets;
  68     char *terminate;
  69     char *unfence_host;
  70     char *unregister_dev;
  71     char *unregister_level;
  72 } options = {
  73     .timeout = 120,
  74     .delay = 0
  75 };
  76 
  77 gboolean add_env_params(const gchar *option_name, const gchar *optarg, gpointer data, GError **error);
  78 gboolean add_stonith_device(const gchar *option_name, const gchar *optarg, gpointer data, GError **error);
  79 gboolean add_stonith_params(const gchar *option_name, const gchar *optarg, gpointer data, GError **error);
  80 gboolean add_tolerance(const gchar *option_name, const gchar *optarg, gpointer data, GError **error);
  81 gboolean set_tag(const gchar *option_name, const gchar *optarg, gpointer data, GError **error);
  82 
  83 #define INDENT "                                    "
  84 
  85 /* *INDENT-OFF* */
  86 static GOptionEntry defn_entries[] = {
  87     { "register", 'R', 0, G_OPTION_ARG_STRING, &options.register_dev,
  88       "Register the named stonith device. Requires: --agent.\n"
  89       INDENT "Optional: --option, --env-option.",
  90       "DEVICE" },
  91     { "deregister", 'D', 0, G_OPTION_ARG_STRING, &options.unregister_dev,
  92       "De-register the named stonith device.",
  93       "DEVICE" },
  94     { "register-level", 'r', 0, G_OPTION_ARG_STRING, &options.register_level,
  95       "Register a stonith level for the named target,\n"
  96       INDENT "specified as one of NAME, @PATTERN, or ATTR=VALUE.\n"
  97       INDENT "Requires: --index and one or more --device entries.",
  98       "TARGET" },
  99     { "deregister-level", 'd', 0, G_OPTION_ARG_STRING, &options.unregister_level,
 100       "Unregister a stonith level for the named target,\n"
 101       INDENT "specified as for --register-level. Requires: --index",
 102       "TARGET" },
 103 
 104     { NULL }
 105 };
 106 
 107 static GOptionEntry query_entries[] = {
 108     { "list", 'l', 0, G_OPTION_ARG_STRING, &options.terminate,
 109       "List devices that can terminate the specified host.\n"
 110       INDENT "Optional: --timeout",
 111       "HOST" },
 112     { "list-registered", 'L', 0, G_OPTION_ARG_NONE, &options.registered,
 113       "List all registered devices. Optional: --timeout.",
 114       NULL },
 115     { "list-installed", 'I', 0, G_OPTION_ARG_NONE, &options.installed,
 116       "List all installed devices. Optional: --timeout.",
 117       NULL },
 118     { "list-targets", 's', 0, G_OPTION_ARG_STRING, &options.targets,
 119       "List the targets that can be fenced by the\n"
 120       INDENT "named device. Optional: --timeout.",
 121       "DEVICE" },
 122     { "metadata", 'M', 0, G_OPTION_ARG_NONE, &options.metadata,
 123       "Show agent metadata. Requires: --agent.\n"
 124       INDENT "Optional: --timeout.",
 125       NULL },
 126     { "query", 'Q', 0, G_OPTION_ARG_STRING, &options.query,
 127       "Check the named device's status. Optional: --timeout.",
 128       "DEVICE" },
 129     { "history", 'H', 0, G_OPTION_ARG_STRING, &options.history,
 130       "Show last successful fencing operation for named node\n"
 131       INDENT "(or '*' for all nodes). Optional: --timeout, --cleanup,\n"
 132       INDENT "--quiet (show only the operation's epoch timestamp),\n"
 133       INDENT "--verbose (show all recorded and pending operations),\n"
 134       INDENT "--broadcast (update history from all nodes available).",
 135       "NODE" },
 136     { "last", 'h', 0, G_OPTION_ARG_STRING, &options.last_fenced,
 137       "Indicate when the named node was last fenced.\n"
 138       INDENT "Optional: --as-node-id.",
 139       "NODE" },
 140     { "validate", 'K', 0, G_OPTION_ARG_NONE, &options.validate_cfg,
 141       "Validate a fence device configuration.\n"
 142       INDENT "Requires: --agent. Optional: --option, --env-option,\n"
 143       INDENT "--quiet (print no output, only return status).",
 144       NULL },
 145 
 146     { NULL }
 147 };
 148 
 149 static GOptionEntry fence_entries[] = {
 150     { "fence", 'F', 0, G_OPTION_ARG_STRING, &options.fence_host,
 151       "Fence named host. Optional: --timeout, --tolerance, --delay.",
 152       "HOST" },
 153     { "unfence", 'U', 0, G_OPTION_ARG_STRING, &options.unfence_host,
 154       "Unfence named host. Optional: --timeout, --tolerance, --delay.",
 155       "HOST" },
 156     { "reboot", 'B', 0, G_OPTION_ARG_STRING, &options.reboot_host,
 157       "Reboot named host. Optional: --timeout, --tolerance, --delay.",
 158       "HOST" },
 159     { "confirm", 'C', 0, G_OPTION_ARG_STRING, &options.confirm_host,
 160       "Tell cluster that named host is now safely down.",
 161       "HOST", },
 162 
 163     { NULL }
 164 };
 165 
 166 static GOptionEntry addl_entries[] = {
 167     { "cleanup", 'c', 0, G_OPTION_ARG_NONE, &options.cleanup,
 168       "Cleanup wherever appropriate. Requires --history.",
 169       NULL },
 170     { "broadcast", 'b', 0, G_OPTION_ARG_NONE, &options.broadcast,
 171       "Broadcast wherever appropriate.",
 172       NULL },
 173     { "agent", 'a', 0, G_OPTION_ARG_STRING, &options.agent,
 174       "The agent to use (for example, fence_xvm;\n"
 175       INDENT "with --register, --metadata, --validate).",
 176       "AGENT" },
 177     { "option", 'o', 0, G_OPTION_ARG_CALLBACK, add_stonith_params,
 178       "Specify a device configuration parameter as NAME=VALUE\n"
 179       INDENT "(may be specified multiple times; with --register,\n"
 180       INDENT "--validate).",
 181       "PARAM" },
 182     { "env-option", 'e', 0, G_OPTION_ARG_CALLBACK, add_env_params,
 183       "Specify a device configuration parameter with the\n"
 184       INDENT "specified name, using the value of the\n"
 185       INDENT "environment variable of the same name prefixed with\n"
 186       INDENT "OCF_RESKEY_ (may be specified multiple times;\n"
 187       INDENT "with --register, --validate).",
 188       "PARAM" },
 189     { "tag", 'T', 0, G_OPTION_ARG_CALLBACK, set_tag,
 190       "Identify fencing operations in logs with the specified\n"
 191       INDENT "tag; useful when multiple entities might invoke\n"
 192       INDENT "stonith_admin (used with most commands).",
 193       "TAG" },
 194     { "device", 'v', 0, G_OPTION_ARG_CALLBACK, add_stonith_device,
 195       "Device ID (with --register-level, device to associate with\n"
 196       INDENT "a given host and level; may be specified multiple times)"
 197 #if SUPPORT_CIBSECRETS
 198       "\n" INDENT "(with --validate, name to use to load CIB secrets)"
 199 #endif
 200       ".",
 201       "DEVICE" },
 202     { "index", 'i', 0, G_OPTION_ARG_INT, &options.fence_level,
 203       "The stonith level (1-9) (with --register-level,\n"
 204       INDENT "--deregister-level).",
 205       "LEVEL" },
 206     { "timeout", 't', 0, G_OPTION_ARG_INT, &options.timeout,
 207       "Operation timeout in seconds (default 120;\n"
 208       INDENT "used with most commands).",
 209       "SECONDS" },
 210     { "delay", 'y', 0, G_OPTION_ARG_INT, &options.delay,
 211       "Apply a fencing delay in seconds. Any static/random delays from\n"
 212       INDENT "pcmk_delay_base/max will be added, otherwise all\n"
 213       INDENT "disabled with the value -1\n"
 214       INDENT "(default 0; with --fence, --reboot, --unfence).",
 215       "SECONDS" },
 216     { "as-node-id", 'n', 0, G_OPTION_ARG_NONE, &options.as_nodeid,
 217       "(Advanced) The supplied node is the corosync node ID\n"
 218       INDENT "(with --last).",
 219       NULL },
 220     { "tolerance", 0, 0, G_OPTION_ARG_CALLBACK, add_tolerance,
 221       "(Advanced) Do nothing if an equivalent --fence request\n"
 222       INDENT "succeeded less than this many seconds earlier\n"
 223       INDENT "(with --fence, --unfence, --reboot).",
 224       "SECONDS" },
 225 
 226     { NULL }
 227 };
 228 /* *INDENT-ON* */
 229 
 230 static pcmk__supported_format_t formats[] = {
 231     PCMK__SUPPORTED_FORMAT_HTML,
 232     PCMK__SUPPORTED_FORMAT_NONE,
 233     PCMK__SUPPORTED_FORMAT_TEXT,
 234     PCMK__SUPPORTED_FORMAT_XML,
 235     { NULL, NULL, NULL }
 236 };
 237 
 238 static const int st_opts = st_opt_sync_call | st_opt_allow_suicide;
 239 
 240 static char *name = NULL;
 241 
 242 gboolean
 243 add_env_params(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) {
     /* [previous][next][first][last][top][bottom][index][help] */
 244     char *key = crm_strdup_printf("OCF_RESKEY_%s", optarg);
 245     const char *env = getenv(key);
 246     gboolean retval = TRUE;
 247 
 248     if (env == NULL) {
 249         g_set_error(error, PCMK__EXITC_ERROR, CRM_EX_INVALID_PARAM, "Invalid option: -e %s", optarg);
 250         retval = FALSE;
 251     } else {
 252         crm_info("Got: '%s'='%s'", optarg, env);
 253         options.params = stonith_key_value_add(options.params, optarg, env);
 254     }
 255 
 256     free(key);
 257     return retval;
 258 }
 259 
 260 gboolean
 261 add_stonith_device(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) {
     /* [previous][next][first][last][top][bottom][index][help] */
 262     options.devices = stonith_key_value_add(options.devices, NULL, optarg);
 263     return TRUE;
 264 }
 265 
 266 gboolean
 267 add_tolerance(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) {
     /* [previous][next][first][last][top][bottom][index][help] */
 268     options.tolerance = crm_get_msec(optarg) / 1000;
 269     return TRUE;
 270 }
 271 
 272 gboolean
 273 add_stonith_params(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) {
     /* [previous][next][first][last][top][bottom][index][help] */
 274     char *name = NULL;
 275     char *value = NULL;
 276     int rc = 0;
 277     gboolean retval = TRUE;
 278 
 279     crm_info("Scanning: -o %s", optarg);
 280 
 281     rc = pcmk__scan_nvpair(optarg, &name, &value);
 282 
 283     if (rc != 2) {
 284         rc = pcmk_legacy2rc(rc);
 285         g_set_error(error, PCMK__RC_ERROR, rc, "Invalid option: -o %s: %s", optarg, pcmk_rc_str(rc));
 286         retval = FALSE;
 287     } else {
 288         crm_info("Got: '%s'='%s'", name, value);
 289         options.params = stonith_key_value_add(options.params, name, value);
 290     }
 291 
 292     free(name);
 293     free(value);
 294     return retval;
 295 }
 296 
 297 gboolean
 298 set_tag(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) {
     /* [previous][next][first][last][top][bottom][index][help] */
 299     free(name);
 300     name = crm_strdup_printf("%s.%s", crm_system_name, optarg);
 301     return TRUE;
 302 }
 303 
 304 static GOptionContext *
 305 build_arg_context(pcmk__common_args_t *args, GOptionGroup **group) {
     /* [previous][next][first][last][top][bottom][index][help] */
 306     GOptionContext *context = NULL;
 307 
 308     GOptionEntry extra_prog_entries[] = {
 309         { "quiet", 'q', 0, G_OPTION_ARG_NONE, &(args->quiet),
 310           "Be less descriptive in output.",
 311           NULL },
 312 
 313         { NULL }
 314     };
 315 
 316     context = pcmk__build_arg_context(args, "text (default), html, xml", group, NULL);
 317 
 318     /* Add the -q option, which cannot be part of the globally supported options
 319      * because some tools use that flag for something else.
 320      */
 321     pcmk__add_main_args(context, extra_prog_entries);
 322 
 323     pcmk__add_arg_group(context, "definition", "Device Definition Commands:",
 324                         "Show device definition help", defn_entries);
 325     pcmk__add_arg_group(context, "queries", "Queries:",
 326                         "Show query help", query_entries);
 327     pcmk__add_arg_group(context, "fence", "Fencing Commands:",
 328                         "Show fence help", fence_entries);
 329     pcmk__add_arg_group(context, "additional", "Additional Options:",
 330                         "Show additional options", addl_entries);
 331     return context;
 332 }
 333 
 334 // \return Standard Pacemaker return code
 335 static int
 336 request_fencing(stonith_t *st, const char *target, const char *command,
     /* [previous][next][first][last][top][bottom][index][help] */
 337                 GError **error)
 338 {
 339     char *reason = NULL;
 340     int rc = pcmk__request_fencing(st, target, command, name,
 341                                    options.timeout * 1000,
 342                                    options.tolerance * 1000,
 343                                    options.delay, &reason);
 344 
 345     if (rc != pcmk_rc_ok) {
 346         const char *rc_str = pcmk_rc_str(rc);
 347         const char *what = (strcmp(command, "on") == 0)? "unfence" : "fence";
 348 
 349         // If reason is identical to return code string, don't display it twice
 350         if (pcmk__str_eq(rc_str, reason, pcmk__str_none)) {
 351             free(reason);
 352             reason = NULL;
 353         }
 354 
 355         g_set_error(error, PCMK__RC_ERROR, rc,
 356                     "Couldn't %s %s: %s%s%s%s",
 357                     what, target, rc_str,
 358                     ((reason == NULL)? "" : " ("),
 359                     ((reason == NULL)? "" : reason),
 360                     ((reason == NULL)? "" : ")"));
 361     }
 362     free(reason);
 363     return rc;
 364 }
 365 
 366 int
 367 main(int argc, char **argv)
     /* [previous][next][first][last][top][bottom][index][help] */
 368 {
 369     int rc = 0;
 370     crm_exit_t exit_code = CRM_EX_OK;
 371     bool no_connect = false;
 372     bool required_agent = false;
 373 
 374     char *target = NULL;
 375     const char *device = NULL;
 376     stonith_t *st = NULL;
 377 
 378     GError *error = NULL;
 379 
 380     pcmk__output_t *out = NULL;
 381 
 382     GOptionGroup *output_group = NULL;
 383     pcmk__common_args_t *args = pcmk__new_common_args(SUMMARY);
 384     gchar **processed_args = pcmk__cmdline_preproc(argv, "adehilorstvyBCDFHQRTU");
 385     GOptionContext *context = build_arg_context(args, &output_group);
 386 
 387     pcmk__register_formats(output_group, formats);
 388     if (!g_option_context_parse_strv(context, &processed_args, &error)) {
 389         exit_code = CRM_EX_USAGE;
 390         goto done;
 391     }
 392 
 393     pcmk__cli_init_logging("stonith_admin", args->verbosity);
 394 
 395     if (name == NULL) {
 396         name = strdup(crm_system_name);
 397     }
 398 
 399     rc = pcmk__output_new(&out, args->output_ty, args->output_dest, argv);
 400     if (rc != pcmk_rc_ok) {
 401         exit_code = CRM_EX_ERROR;
 402         g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "Error creating output format %s: %s",
 403                     args->output_ty, pcmk_rc_str(rc));
 404         goto done;
 405     }
 406 
 407     stonith__register_messages(out);
 408 
 409     if (args->version) {
 410         out->version(out, false);
 411         goto done;
 412     }
 413 
 414     if (options.validate_cfg) {
 415         required_agent = true;
 416         no_connect = true;
 417         action = 'K';
 418     }
 419 
 420     if (options.installed) {
 421         no_connect = true;
 422         action = 'I';
 423     }
 424 
 425     if (options.registered) {
 426         action = 'L';
 427     }
 428 
 429     if (options.register_dev != NULL) {
 430         required_agent = true;
 431         action = 'R';
 432         device = options.register_dev;
 433     }
 434 
 435     if (options.query != NULL) {
 436         action = 'Q';
 437         device = options.query;
 438     }
 439 
 440     if (options.unregister_dev != NULL) {
 441         action = 'D';
 442         device = options.unregister_dev;
 443     }
 444 
 445     if (options.targets != NULL) {
 446         action = 's';
 447         device = options.targets;
 448     }
 449 
 450     if (options.terminate != NULL) {
 451         action = 'L';
 452         target = options.terminate;
 453     }
 454 
 455     if (options.metadata) {
 456         no_connect = true;
 457         required_agent = true;
 458         action = 'M';
 459     }
 460 
 461     if (options.reboot_host != NULL) {
 462         no_connect = true;
 463         action = 'B';
 464         target = options.reboot_host;
 465         crm_log_args(argc, argv);
 466     }
 467 
 468     if (options.fence_host != NULL) {
 469         no_connect = true;
 470         action = 'F';
 471         target = options.fence_host;
 472         crm_log_args(argc, argv);
 473     }
 474 
 475     if (options.unfence_host != NULL) {
 476         no_connect = true;
 477         action = 'U';
 478         target = options.unfence_host;
 479         crm_log_args(argc, argv);
 480     }
 481 
 482     if (options.confirm_host != NULL) {
 483         action = 'C';
 484         target = options.confirm_host;
 485         crm_log_args(argc, argv);
 486     }
 487 
 488     if (options.last_fenced != NULL) {
 489         action = 'h';
 490         target = options.last_fenced;
 491     }
 492 
 493     if (options.history != NULL) {
 494         action = 'H';
 495         target = options.history;
 496     }
 497 
 498     if (options.register_level != NULL) {
 499         action = 'r';
 500         target = options.register_level;
 501     }
 502 
 503     if (options.unregister_level != NULL) {
 504         action = 'd';
 505         target = options.unregister_level;
 506     }
 507 
 508     if (action == 0) {
 509         char *help = g_option_context_get_help(context, TRUE, NULL);
 510 
 511         out->err(out, "%s", help);
 512         g_free(help);
 513         exit_code = CRM_EX_USAGE;
 514         goto done;
 515     }
 516 
 517     if (required_agent && options.agent == NULL) {
 518         char *help = g_option_context_get_help(context, TRUE, NULL);
 519 
 520         out->err(out, "Please specify an agent to query using -a,--agent [value]");
 521         out->err(out, "%s", help);
 522         g_free(help);
 523         exit_code = CRM_EX_USAGE;
 524         goto done;
 525     }
 526 
 527     out->quiet = args->quiet;
 528 
 529     st = stonith_api_new();
 530     if (st == NULL) {
 531         rc = -ENOMEM;
 532     } else if (!no_connect) {
 533         rc = st->cmds->connect(st, name, NULL);
 534     }
 535     if (rc < 0) {
 536         out->err(out, "Could not connect to fencer: %s", pcmk_strerror(rc));
 537         exit_code = CRM_EX_DISCONNECT;
 538         goto done;
 539     }
 540 
 541     switch (action) {
 542         case 'I':
 543             rc = pcmk__fence_installed(out, st, options.timeout*1000);
 544             if (rc != pcmk_rc_ok) {
 545                 out->err(out, "Failed to list installed devices: %s", pcmk_strerror(rc));
 546             }
 547 
 548             break;
 549 
 550         case 'L':
 551             rc = pcmk__fence_registered(out, st, target, options.timeout*1000);
 552             if (rc != pcmk_rc_ok) {
 553                 out->err(out, "Failed to list registered devices: %s", pcmk_strerror(rc));
 554             }
 555 
 556             break;
 557 
 558         case 'Q':
 559             rc = st->cmds->monitor(st, st_opts, device, options.timeout);
 560             if (rc != pcmk_rc_ok) {
 561                 rc = st->cmds->list(st, st_opts, device, NULL, options.timeout);
 562             }
 563             rc = pcmk_legacy2rc(rc);
 564             break;
 565 
 566         case 's':
 567             rc = pcmk__fence_list_targets(out, st, device, options.timeout*1000);
 568             if (rc != pcmk_rc_ok) {
 569                 out->err(out, "Couldn't list targets: %s", pcmk_strerror(rc));
 570             }
 571 
 572             break;
 573 
 574         case 'R':
 575             rc = st->cmds->register_device(st, st_opts, device, NULL, options.agent,
 576                                            options.params);
 577             rc = pcmk_legacy2rc(rc);
 578             if (rc != pcmk_rc_ok) {
 579                 out->err(out, "Can't register device %s using agent %s: %s",
 580                          device, options.agent, pcmk_rc_str(rc));
 581             }
 582             break;
 583 
 584         case 'D':
 585             rc = st->cmds->remove_device(st, st_opts, device);
 586             rc = pcmk_legacy2rc(rc);
 587             if (rc != pcmk_rc_ok) {
 588                 out->err(out, "Can't unregister device %s: %s",
 589                          device, pcmk_rc_str(rc));
 590             }
 591             break;
 592 
 593         case 'd':
 594             rc = pcmk__fence_unregister_level(st, target, options.fence_level);
 595             if (rc != pcmk_rc_ok) {
 596                 out->err(out, "Can't unregister topology level %d for %s: %s",
 597                          options.fence_level, target, pcmk_rc_str(rc));
 598             }
 599             break;
 600 
 601         case 'r':
 602             rc = pcmk__fence_register_level(st, target, options.fence_level, options.devices);
 603             if (rc != pcmk_rc_ok) {
 604                 out->err(out, "Can't register topology level %d for %s: %s",
 605                          options.fence_level, target, pcmk_rc_str(rc));
 606             }
 607             break;
 608 
 609         case 'M':
 610             rc = pcmk__fence_metadata(out, st, options.agent, options.timeout*1000);
 611             if (rc != pcmk_rc_ok) {
 612                 out->err(out, "Can't get fence agent meta-data: %s",
 613                          pcmk_rc_str(rc));
 614             }
 615 
 616             break;
 617 
 618         case 'C':
 619             rc = st->cmds->confirm(st, st_opts, target);
 620             rc = pcmk_legacy2rc(rc);
 621             break;
 622 
 623         case 'B':
 624             rc = request_fencing(st, target, "reboot", &error);
 625             break;
 626 
 627         case 'F':
 628             rc = request_fencing(st, target, "off", &error);
 629             break;
 630 
 631         case 'U':
 632             rc = request_fencing(st, target, "on", &error);
 633             break;
 634 
 635         case 'h':
 636             rc = pcmk__fence_last(out, target, options.as_nodeid);
 637             break;
 638 
 639         case 'H':
 640             rc = pcmk__fence_history(out, st, target, options.timeout*1000, args->verbosity,
 641                                      options.broadcast, options.cleanup);
 642             break;
 643 
 644         case 'K':
 645             device = options.devices ? options.devices->key : NULL;
 646             rc = pcmk__fence_validate(out, st, options.agent, device, options.params,
 647                                         options.timeout*1000);
 648             break;
 649     }
 650 
 651     crm_info("Command returned: %s (%d)", pcmk_rc_str(rc), rc);
 652     exit_code = pcmk_rc2exitc(rc);
 653 
 654   done:
 655     g_strfreev(processed_args);
 656     pcmk__free_arg_context(context);
 657 
 658     pcmk__output_and_clear_error(error, out);
 659 
 660     if (out != NULL) {
 661         out->finish(out, exit_code, true, NULL);
 662         pcmk__output_free(out);
 663     }
 664     free(name);
 665     stonith_key_value_freeall(options.params, 1, 1);
 666 
 667     if (st != NULL) {
 668         st->cmds->disconnect(st);
 669         stonith_api_delete(st);
 670     }
 671 
 672     return exit_code;
 673 }

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