lnet/utils/lst.c

   1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
   2  * vim:expandtab:shiftwidth=8:tabstop=8:
   3  *
   4  * GPL HEADER START
   5  *
   6  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 only,
  10  * as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License version 2 for more details (a copy is included
  16  * in the LICENSE file that accompanied this code).
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * version 2 along with this program; If not, see
  20  * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
  21  *
  22  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  23  * CA 95054 USA or visit www.sun.com if you need additional information or
  24  * have any questions.
  25  *
  26  * GPL HEADER END
  27  */
  28 /*
  29  * Copyright  2008 Sun Microsystems, Inc. All rights reserved
  30  * Use is subject to license terms.
  31  */
  32 /*
  33  * This file is part of Lustre, http://www.lustre.org/
  34  * Lustre is a trademark of Sun Microsystems, Inc.
  35  *
  36  * lnet/selftest/conctl.c
  37  *
  38  * Author: Liang Zhen <liangzhen@clusterfs.com>
  39  */
  40
  41 #define _GNU_SOURCE
  42
  43 #include <libcfs/libcfsutil.h>
  44 #include <lnet/lnetctl.h>
  45 #include <lnet/lnetst.h>
  46
  47
  48 lst_sid_t LST_INVALID_SID = {LNET_NID_ANY, -1};
  49 static lst_sid_t           session_id;
  50 static int                 session_key;
  51 static lstcon_trans_stat_t trans_stat;
  52
  53 typedef struct list_string {
  54         struct list_string *lstr_next;
  55         int                 lstr_sz;
  56         char                lstr_str[0];
  57 } lstr_t;
  58
  59 #ifndef offsetof
  60 # define offsetof(typ,memb)     ((unsigned long)((char *)&(((typ *)0)->memb)))
  61 #endif
  62
  63 static int alloc_count = 0;
  64 static int alloc_nob   = 0;
  65
  66 lstr_t *
  67 alloc_lstr(int sz)
  68 {
  69         lstr_t  *lstr = malloc(offsetof(lstr_t, lstr_str[sz]));
  70
  71         if (lstr == NULL) {
  72                 fprintf(stderr, "Can't allocate lstr\n");
  73                 abort();
  74         }
  75
  76         alloc_nob += sz;
  77         alloc_count++;
  78
  79         lstr->lstr_str[0] = 0;
  80         lstr->lstr_sz = sz;
  81         return lstr;
  82 }
  83
  84 void
  85 free_lstr(lstr_t *lstr)
  86 {
  87         alloc_count--;
  88         alloc_nob -= lstr->lstr_sz;
  89         free(lstr);
  90 }
  91
  92 void
  93 free_lstrs(lstr_t **list)
  94 {
  95         lstr_t   *lstr;
  96
  97         while ((lstr = *list) != NULL) {
  98                 *list = lstr->lstr_next;
  99                 free_lstr(lstr);
 100         }
 101 }
 102
 103 void
 104 new_lstrs(lstr_t **list, char *prefix, char *postfix,
 105           int lo, int hi, int stride)
 106 {
 107         int    n1 = strlen(prefix);
 108         int    n2 = strlen(postfix);
 109         int    sz = n1 + 20 + n2 + 1;
 110
 111         do {
 112                 lstr_t *n = alloc_lstr(sz);
 113
 114                 snprintf(n->lstr_str, sz - 1, "%s%u%s",
 115                          prefix, lo, postfix);
 116
 117                 n->lstr_next = *list;
 118                 *list = n;
 119
 120                 lo += stride;
 121         } while (lo <= hi);
 122 }
 123
 124 int
 125 expand_lstr(lstr_t **list, lstr_t *l)
 126 {
 127         int          nob = strlen(l->lstr_str);
 128         char        *b1;
 129         char        *b2;
 130         char        *expr;
 131         char        *sep;
 132         int          x;
 133         int          y;
 134         int          z;
 135         int          n;
 136
 137         b1 = strchr(l->lstr_str, '[');
 138         if (b1 == NULL) {
 139                 l->lstr_next = *list;
 140                 *list = l;
 141                 return 0;
 142         }
 143
 144         b2 = strchr(b1, ']');
 145         if (b2 == NULL || b2 == b1 + 1)
 146                 return -1;
 147
 148         *b1++ = 0;
 149         *b2++ = 0;
 150         expr = b1;
 151         do {
 152
 153                 sep = strchr(expr, ',');
 154                 if (sep != NULL)
 155                         *sep++ = 0;
 156
 157                 nob = strlen(expr);
 158                 n = nob;
 159                 if (sscanf(expr, "%u%n", &x, &n) >= 1 && n == nob) {
 160                         /* simple number */
 161                         new_lstrs(list, l->lstr_str, b2, x, x, 1);
 162                         continue;
 163                 }
 164
 165                 n = nob;
 166                 if (sscanf(expr, "%u-%u%n", &x, &y, &n) >= 2 && n == nob &&
 167                     x < y) {
 168                         /* simple range */
 169                         new_lstrs(list, l->lstr_str, b2, x, y, 1);
 170                         continue;
 171                 }
 172
 173                 n = nob;
 174                 if (sscanf(expr, "%u-%u/%u%n", &x, &y, &z, &n) >= 3 && n == nob &&
 175                     x < y) {
 176                         /* strided range */
 177                         new_lstrs(list, l->lstr_str, b2, x, y, z);
 178                         continue;
 179                 }
 180
 181                 /* syntax error */
 182                 return -1;
 183         } while ((expr = sep) != NULL);
 184
 185         free_lstr(l);
 186
 187         return 1;
 188 }
 189
 190 int
 191 expand_strs(char *str, lstr_t **head)
 192 {
 193         lstr_t  *list = NULL;
 194         lstr_t  *nlist;
 195         lstr_t  *l;
 196         int      rc = 0;
 197         int      expanded;
 198
 199         l = alloc_lstr(strlen(str) + 1);
 200         memcpy(l->lstr_str, str, strlen(str) + 1);
 201         l->lstr_next = NULL;
 202         list = l;
 203
 204         do {
 205                 expanded = 0;
 206                 nlist = NULL;
 207
 208                 while ((l = list) != NULL) {
 209                         list = l->lstr_next;
 210
 211                         rc = expand_lstr(&nlist, l);
 212                         if (rc < 0) {
 213                                 fprintf(stderr, "Syntax error in \"%s\"\n", str);
 214                                 free_lstr(l);
 215                                 break;
 216                         }
 217
 218                         expanded |= rc > 0;
 219                 }
 220
 221                 /* re-order onto 'list' */
 222                 while ((l = nlist) != NULL) {
 223                         nlist = l->lstr_next;
 224                         l->lstr_next = list;
 225                         list = l;
 226                 }
 227
 228         } while (expanded && rc > 0);
 229
 230         if (rc >= 0) {
 231                 *head = list;
 232                 return 0;
 233         }
 234
 235         while ((l = list) != NULL) {
 236                 list = l->lstr_next;
 237
 238                 free_lstr(l);
 239         }
 240         return rc;
 241 }
 242
 243 int
 244 lst_parse_nids(char *str, int *countp, lnet_process_id_t **idspp)
 245 {
 246         lstr_t  *head = NULL;
 247         lstr_t  *l;
 248         int      c = 0;
 249         int      i;
 250         int      rc;
 251
 252         rc = expand_strs(str, &head);
 253         if (rc != 0)
 254                 goto out;
 255
 256         l = head;
 257         while (l != NULL) {
 258                 l = l->lstr_next;
 259                 c++;
 260         }
 261
 262         *idspp = malloc(c * sizeof(lnet_process_id_t));
 263         if (*idspp == NULL) {
 264                 fprintf(stderr, "Out of memory\n");
 265                 rc = -1;
 266         }
 267
 268         *countp = c;
 269 out:
 270         i = 0;
 271         while ((l = head) != NULL) {
 272                 head = l->lstr_next;
 273
 274                 if (rc == 0) {
 275                         (*idspp)[i].nid = libcfs_str2nid(l->lstr_str);
 276                         if ((*idspp)[i].nid == LNET_NID_ANY) {
 277                                 fprintf(stderr, "Invalid nid: %s\n",
 278                                         l->lstr_str);
 279                                 rc = -1;
 280                         }
 281
 282                         (*idspp)[i].pid = LUSTRE_LNET_PID;
 283                         i++;
 284                 }
 285
 286                 free_lstr(l);
 287         }
 288
 289         if (rc == 0)
 290                 return 0;
 291
 292         free(*idspp);
 293         *idspp = NULL;
 294
 295         return rc;
 296 }
 297
 298 char *
 299 lst_node_state2str(int state)
 300 {
 301         if (state == LST_NODE_ACTIVE)
 302                 return "Active";
 303         if (state == LST_NODE_BUSY)
 304                 return "Busy";
 305         if (state == LST_NODE_DOWN)
 306                 return "Down";
 307
 308         return "Unknown";
 309 }
 310
 311 int
 312 lst_node_str2state(char *str)
 313 {
 314         if (strcasecmp(str, "active") == 0)
 315                 return LST_NODE_ACTIVE;
 316         if (strcasecmp(str, "busy") == 0)
 317                 return LST_NODE_BUSY;
 318         if (strcasecmp(str, "down") == 0)
 319                 return LST_NODE_DOWN;
 320         if (strcasecmp(str, "unknown") == 0)
 321                 return LST_NODE_UNKNOWN;
 322         if (strcasecmp(str, "invalid") == 0)
 323                 return (LST_NODE_UNKNOWN | LST_NODE_DOWN | LST_NODE_BUSY);
 324
 325         return -1;
 326 }
 327
 328 char *
 329 lst_test_type2name(int type)
 330 {
 331         if (type == LST_TEST_PING)
 332                 return "ping";
 333         if (type == LST_TEST_BULK)
 334                 return "brw";
 335
 336         return "unknown";
 337 }
 338
 339 int
 340 lst_test_name2type(char *name)
 341 {
 342         if (strcasecmp(name, "ping") == 0)
 343                 return LST_TEST_PING;
 344         if (strcasecmp(name, "brw") == 0)
 345                 return LST_TEST_BULK;
 346
 347         return -1;
 348 }
 349
 350 void
 351 lst_print_usage(char *cmd)
 352 {
 353         Parser_printhelp(cmd);
 354 }
 355
 356 void
 357 lst_print_error(char *sub, const char *def_format, ...)
 358 {
 359         va_list ap;
 360
 361         /* local error returned from kernel */
 362         switch (errno) {
 363         case ESRCH:
 364                 fprintf(stderr, "No session exists\n");
 365                 return;
 366         case ESHUTDOWN:
 367                 fprintf(stderr, "Session is shutting down\n");
 368                 return;
 369         case EACCES:
 370                 fprintf(stderr, "Unmatched session key or not root\n");
 371                 return;
 372         case ENOENT:
 373                 fprintf(stderr, "Can't find %s in current session\n", sub);
 374                 return;
 375         case EINVAL:
 376                 fprintf(stderr, "Invalid parameters list in command line\n");
 377                 return;
 378         case EFAULT:
 379                 fprintf(stderr, "Bad parameter address\n");
 380                 return;
 381         case EEXIST:
 382                 fprintf(stderr, "%s already exists\n", sub);
 383                 return;
 384         default:
 385                 va_start(ap, def_format);
 386                 vfprintf(stderr, def_format, ap);
 387                 va_end(ap);
 388
 389                 return;
 390         }
 391 }
 392
 393 void
 394 lst_free_rpcent(cfs_list_t *head)
 395 {
 396         lstcon_rpc_ent_t *ent;
 397
 398         while (!cfs_list_empty(head)) {
 399                 ent = cfs_list_entry(head->next, lstcon_rpc_ent_t, rpe_link);
 400
 401                 cfs_list_del(&ent->rpe_link);
 402                 free(ent);
 403         }
 404 }
 405
 406 void
 407 lst_reset_rpcent(cfs_list_t *head)
 408 {
 409         lstcon_rpc_ent_t *ent;
 410
 411         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
 412                 ent->rpe_sid      = LST_INVALID_SID;
 413                 ent->rpe_peer.nid = LNET_NID_ANY;
 414                 ent->rpe_peer.pid = LNET_PID_ANY;
 415                 ent->rpe_rpc_errno = ent->rpe_fwk_errno = 0;
 416         }
 417 }
 418
 419 int
 420 lst_alloc_rpcent(cfs_list_t *head, int count, int offset)
 421 {
 422         lstcon_rpc_ent_t *ent;
 423         int               i;
 424
 425         for (i = 0; i < count; i++) {
 426                 ent = malloc(offsetof(lstcon_rpc_ent_t, rpe_payload[offset]));
 427                 if (ent == NULL) {
 428                         lst_free_rpcent(head);
 429                         return -1;
 430                 }
 431
 432                 memset(ent, 0, offsetof(lstcon_rpc_ent_t, rpe_payload[offset]));
 433
 434                 ent->rpe_sid      = LST_INVALID_SID;
 435                 ent->rpe_peer.nid = LNET_NID_ANY;
 436                 ent->rpe_peer.pid = LNET_PID_ANY;
 437                 cfs_list_add(&ent->rpe_link, head);
 438         }
 439
 440         return 0;
 441 }
 442
 443 void
 444 lst_print_transerr(cfs_list_t *head, char *optstr)
 445 {
 446         lstcon_rpc_ent_t  *ent;
 447
 448         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
 449                 if (ent->rpe_rpc_errno == 0 && ent->rpe_fwk_errno == 0)
 450                         continue;
 451
 452                 if (ent->rpe_rpc_errno != 0) {
 453                         fprintf(stderr, "%s RPC failed on %s: %s\n",
 454                                 optstr, libcfs_id2str(ent->rpe_peer),
 455                                 strerror(ent->rpe_rpc_errno));
 456                         continue;
 457                 }
 458
 459                 fprintf(stderr, "%s failed on %s: %s\n",
 460                         optstr, libcfs_id2str(ent->rpe_peer),
 461                         strerror(ent->rpe_fwk_errno));
 462         }
 463 }
 464
 465 int lst_info_batch_ioctl(char *batch, int test, int server,
 466                         lstcon_test_batch_ent_t *entp, int *idxp,
 467                         int *ndentp, lstcon_node_ent_t *dentsp);
 468
 469 int lst_info_group_ioctl(char *name, lstcon_ndlist_ent_t *gent,
 470                          int *idx, int *count, lstcon_node_ent_t *dents);
 471
 472 int lst_query_batch_ioctl(char *batch, int test, int server,
 473                           int timeout, cfs_list_t *head);
 474
 475 int
 476 lst_ioctl(unsigned int opc, void *buf, int len)
 477 {
 478         struct libcfs_ioctl_data data;
 479         int    rc;
 480
 481         LIBCFS_IOC_INIT (data);
 482         data.ioc_u32[0]  = opc;
 483         data.ioc_plen1   = len;
 484         data.ioc_pbuf1   = (char *)buf;
 485         data.ioc_plen2   = sizeof(trans_stat);
 486         data.ioc_pbuf2   = (char *)&trans_stat;
 487
 488         memset(&trans_stat, 0, sizeof(trans_stat));
 489
 490         rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_LNETST, &data);
 491
 492         /* local error, no valid RPC result */
 493         if (rc != 0)
 494                 return -1;
 495
 496         /* RPC error */
 497         if (trans_stat.trs_rpc_errno != 0)
 498                 return -2;
 499
 500         /* Framework error */
 501         if (trans_stat.trs_fwk_errno != 0)
 502                 return -3;
 503
 504         return 0;
 505 }
 506
 507 int
 508 lst_new_session_ioctl (char *name, int timeout, int force, lst_sid_t *sid)
 509 {
 510         lstio_session_new_args_t args = {0};
 511
 512         args.lstio_ses_key     = session_key;
 513         args.lstio_ses_timeout = timeout;
 514         args.lstio_ses_force   = force;
 515         args.lstio_ses_idp     = sid;
 516         args.lstio_ses_nmlen   = strlen(name);
 517         args.lstio_ses_namep   = name;
 518
 519         return lst_ioctl (LSTIO_SESSION_NEW, &args, sizeof(args));
 520 }
 521
 522 int
 523 jt_lst_new_session(int argc,  char **argv)
 524 {
 525         char  buf[LST_NAME_SIZE];
 526         char *name;
 527         int   optidx  = 0;
 528         int   timeout = 300;
 529         int   force   = 0;
 530         int   c;
 531         int   rc;
 532
 533         static struct option session_opts[] =
 534         {
 535                 {"timeout", required_argument,  0, 't' },
 536                 {"force",   no_argument,        0, 'f' },
 537                 {0,         0,                  0,  0  }
 538         };
 539
 540         if (session_key == 0) {
 541                 fprintf(stderr,
 542                         "Can't find env LST_SESSION or value is not valid\n");
 543                 return -1;
 544         }
 545
 546         while (1) {
 547
 548                 c = getopt_long(argc, argv, "ft:",
 549                                 session_opts, &optidx);
 550
 551                 if (c == -1)
 552                         break;
 553
 554                 switch (c) {
 555                 case 'f':
 556                         force = 1;
 557                         break;
 558                 case 't':
 559                         timeout = atoi(optarg);
 560                         break;
 561                 default:
 562                         lst_print_usage(argv[0]);
 563                         return -1;
 564                 }
 565         }
 566
 567         if (timeout <= 0) {
 568                 fprintf(stderr, "Invalid timeout value\n");
 569                 return -1;
 570         }
 571
 572         if (optind == argc - 1) {
 573                 name = argv[optind ++];
 574                 if (strlen(name) >= LST_NAME_SIZE) {
 575                         fprintf(stderr, "Name size is limited to %d\n",
 576                                 LST_NAME_SIZE - 1);
 577                         return -1;
 578                 }
 579
 580         } else if (optind == argc) {
 581                 char           user[LST_NAME_SIZE];
 582                 char           host[LST_NAME_SIZE];
 583                 struct passwd *pw = getpwuid(getuid());
 584
 585                 if (pw == NULL)
 586                         snprintf(user, sizeof(user), "%d", (int)getuid());
 587                 else
 588                         snprintf(user, sizeof(user), "%s", pw->pw_name);
 589
 590                 rc = gethostname(host, sizeof(host));
 591                 if (rc != 0)
 592                         snprintf(host, sizeof(host), "unknown_host");
 593
 594                 snprintf(buf, LST_NAME_SIZE, "%s@%s", user, host);
 595                 name = buf;
 596
 597         } else {
 598                 lst_print_usage(argv[0]);
 599                 return -1;
 600         }
 601
 602         rc = lst_new_session_ioctl(name, timeout, force, &session_id);
 603
 604         if (rc != 0) {
 605                 lst_print_error("session", "Failed to create session: %s\n",
 606                                 strerror(errno));
 607                 return rc;
 608         }
 609
 610         fprintf(stdout, "SESSION: %s TIMEOUT: %d FORCE: %s\n",
 611                 name, timeout, force ? "Yes": "No");
 612
 613         return rc;
 614 }
 615
 616 int
 617 lst_session_info_ioctl(char *name, int len, int *key,
 618                        lst_sid_t *sid, lstcon_ndlist_ent_t *ndinfo)
 619 {
 620         lstio_session_info_args_t args = {0};
 621
 622         args.lstio_ses_idp    = sid;
 623         args.lstio_ses_keyp   = key;
 624         args.lstio_ses_ndinfo = ndinfo;
 625         args.lstio_ses_nmlen  = len;
 626         args.lstio_ses_namep  = name;
 627
 628         return lst_ioctl(LSTIO_SESSION_INFO, &args, sizeof(args));
 629 }
 630
 631 int
 632 jt_lst_show_session(int argc, char **argv)
 633 {
 634         lstcon_ndlist_ent_t ndinfo;
 635         lst_sid_t           sid;
 636         char                name[LST_NAME_SIZE];
 637         int                 key;
 638         int                 rc;
 639
 640         rc = lst_session_info_ioctl(name, LST_NAME_SIZE, &key, &sid, &ndinfo);
 641
 642         if (rc != 0) {
 643                 lst_print_error("session", "Failed to show session: %s\n",
 644                                 strerror(errno));
 645                 return -1;
 646         }
 647
 648         fprintf(stdout, "%s ID: %Lu@%s, KEY: %d NODES: %d\n",
 649                 name, sid.ses_stamp, libcfs_nid2str(sid.ses_nid),
 650                 key, ndinfo.nle_nnode);
 651
 652         return 0;
 653 }
 654
 655 int
 656 lst_end_session_ioctl(void)
 657 {
 658         lstio_session_end_args_t args = {0};
 659
 660         args.lstio_ses_key =  session_key;
 661         return lst_ioctl (LSTIO_SESSION_END, &args, sizeof(args));
 662 }
 663
 664 int
 665 jt_lst_end_session(int argc, char **argv)
 666 {
 667         int             rc;
 668
 669         if (session_key == 0) {
 670                 fprintf(stderr,
 671                         "Can't find env LST_SESSION or value is not valid\n");
 672                 return -1;
 673         }
 674
 675         rc = lst_end_session_ioctl();
 676
 677         if (rc == 0) {
 678                 fprintf(stdout, "session is ended\n");
 679                 return 0;
 680         }
 681
 682         if (rc == -1) {
 683                 lst_print_error("session", "Failed to end session: %s\n",
 684                                 strerror(errno));
 685                 return rc;
 686         }
 687
 688         if (trans_stat.trs_rpc_errno != 0) {
 689                 fprintf(stderr,
 690                         "[RPC] Failed to send %d session RPCs: %s\n",
 691                         lstcon_rpc_stat_failure(&trans_stat, 0),
 692                         strerror(trans_stat.trs_rpc_errno));
 693         }
 694
 695         if (trans_stat.trs_fwk_errno != 0) {
 696                 fprintf(stderr,
 697                         "[FWK] Failed to end session on %d nodes: %s\n",
 698                         lstcon_sesop_stat_failure(&trans_stat, 0),
 699                         strerror(trans_stat.trs_fwk_errno));
 700         }
 701
 702         return rc;
 703 }
 704
 705 int
 706 lst_ping_ioctl(char *str, int type, int timeout,
 707                int count, lnet_process_id_t *ids, cfs_list_t *head)
 708 {
 709         lstio_debug_args_t args = {0};
 710
 711         args.lstio_dbg_key     = session_key;
 712         args.lstio_dbg_type    = type;
 713         args.lstio_dbg_flags   = 0;
 714         args.lstio_dbg_timeout = timeout;
 715         args.lstio_dbg_nmlen   = (str == NULL) ? 0: strlen(str);
 716         args.lstio_dbg_namep   = str;
 717         args.lstio_dbg_count   = count;
 718         args.lstio_dbg_idsp    = ids;
 719         args.lstio_dbg_resultp = head;
 720
 721         return lst_ioctl (LSTIO_DEBUG, &args, sizeof(args));
 722 }
 723
 724 int
 725 lst_get_node_count(int type, char *str, int *countp, lnet_process_id_t **idspp)
 726 {
 727         char                    buf[LST_NAME_SIZE];
 728         lstcon_test_batch_ent_t ent;
 729         lstcon_ndlist_ent_t    *entp = &ent.tbe_cli_nle;
 730         lst_sid_t               sid;
 731         int                     key;
 732         int                     rc;
 733
 734         switch (type) {
 735         case LST_OPC_SESSION:
 736                 rc = lst_session_info_ioctl(buf, LST_NAME_SIZE,
 737                                             &key, &sid, entp);
 738                 break;
 739
 740         case LST_OPC_BATCHSRV:
 741                 entp = &ent.tbe_srv_nle;
 742         case LST_OPC_BATCHCLI:
 743                 rc = lst_info_batch_ioctl(str, 0, 0, &ent, NULL, NULL, NULL);
 744                 break;
 745
 746         case LST_OPC_GROUP:
 747                 rc = lst_info_group_ioctl(str, entp, NULL, NULL, NULL);
 748                 break;
 749
 750         case LST_OPC_NODES:
 751                 rc = lst_parse_nids(str, &entp->nle_nnode, idspp) < 0 ? -1 : 0;
 752                 break;
 753
 754         default:
 755                 rc = -1;
 756                 break;
 757         }
 758
 759         if (rc == 0)
 760                 *countp = entp->nle_nnode;
 761
 762         return rc;
 763 }
 764
 765 int
 766 jt_lst_ping(int argc,  char **argv)
 767 {
 768         cfs_list_t         head;
 769         lnet_process_id_t *ids = NULL;
 770         lstcon_rpc_ent_t  *ent = NULL;
 771         char              *str = NULL;
 772         int                optidx  = 0;
 773         int                server  = 0;
 774         int                timeout = 5;
 775         int                count   = 0;
 776         int                type    = 0;
 777         int                rc      = 0;
 778         int                c;
 779
 780         static struct option ping_opts[] =
 781         {
 782                 {"session", no_argument,       0, 's' },
 783                 {"server",  no_argument,       0, 'v' },
 784                 {"batch",   required_argument, 0, 'b' },
 785                 {"group",   required_argument, 0, 'g' },
 786                 {"nodes",   required_argument, 0, 'n' },
 787                 {"timeout", required_argument, 0, 't' },
 788                 {0,         0,                 0,  0  }
 789         };
 790
 791         if (session_key == 0) {
 792                 fprintf(stderr,
 793                         "Can't find env LST_SESSION or value is not valid\n");
 794                 return -1;
 795         }
 796
 797         while (1) {
 798
 799                 c = getopt_long(argc, argv, "g:b:n:t:sv",
 800                                 ping_opts, &optidx);
 801
 802                 if (c == -1)
 803                         break;
 804
 805                 switch (c) {
 806                 case 's':
 807                         type = LST_OPC_SESSION;
 808                         break;
 809
 810                 case 'g':
 811                         type = LST_OPC_GROUP;
 812                         str = optarg;
 813                         break;
 814
 815                 case 'b':
 816                         type = LST_OPC_BATCHCLI;
 817                         str = optarg;
 818                         break;
 819
 820                 case 'n':
 821                         type = LST_OPC_NODES;
 822                         str = optarg;
 823                         break;
 824
 825                 case 't':
 826                         timeout = atoi(optarg);
 827                         break;
 828
 829                 case 'v':
 830                         server = 1;
 831                         break;
 832
 833                 default:
 834                         lst_print_usage(argv[0]);
 835                         return -1;
 836                 }
 837         }
 838
 839         if (type == 0 || timeout <= 0 || optind != argc) {
 840                 lst_print_usage(argv[0]);
 841                 return -1;
 842         }
 843
 844         if (type == LST_OPC_BATCHCLI && server)
 845                 type = LST_OPC_BATCHSRV;
 846
 847         rc = lst_get_node_count(type, str, &count, &ids);
 848         if (rc < 0) {
 849                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
 850                         (str == NULL) ? "session" : str, strerror(errno));
 851                 return -1;
 852         }
 853
 854         CFS_INIT_LIST_HEAD(&head);
 855
 856         rc = lst_alloc_rpcent(&head, count, LST_NAME_SIZE);
 857         if (rc != 0) {
 858                 fprintf(stderr, "Out of memory\n");
 859                 goto out;
 860         }
 861
 862         if (count == 0) {
 863                 fprintf(stdout, "Target %s is empty\n",
 864                         (str == NULL) ? "session" : str);
 865                 goto out;
 866         }
 867
 868         rc = lst_ping_ioctl(str, type, timeout, count, ids, &head);
 869         if (rc == -1) { /* local failure */
 870                 lst_print_error("debug", "Failed to ping %s: %s\n",
 871                                 (str == NULL) ? "session" : str,
 872                                 strerror(errno));
 873                 rc = -1;
 874                 goto out;
 875         }
 876
 877         /* ignore RPC errors and framwork errors */
 878         cfs_list_for_each_entry_typed(ent, &head, lstcon_rpc_ent_t, rpe_link) {
 879                 fprintf(stdout, "\t%s: %s [session: %s id: %s]\n",
 880                         libcfs_id2str(ent->rpe_peer),
 881                         lst_node_state2str(ent->rpe_state),
 882                         (ent->rpe_state == LST_NODE_ACTIVE ||
 883                          ent->rpe_state == LST_NODE_BUSY)?
 884                                  (ent->rpe_rpc_errno == 0 ?
 885                                          &ent->rpe_payload[0] : "Unknown") :
 886                                  "<NULL>", libcfs_nid2str(ent->rpe_sid.ses_nid));
 887         }
 888
 889 out:
 890         lst_free_rpcent(&head);
 891
 892         if (ids != NULL)
 893                 free(ids);
 894
 895         return rc;
 896
 897 }
 898
 899 int
 900 lst_add_nodes_ioctl (char *name, int count, lnet_process_id_t *ids,
 901                      cfs_list_t *resultp)
 902 {
 903         lstio_group_nodes_args_t args = {0};
 904
 905         args.lstio_grp_key     = session_key;
 906         args.lstio_grp_nmlen   = strlen(name);
 907         args.lstio_grp_namep   = name;
 908         args.lstio_grp_count   = count;
 909         args.lstio_grp_idsp    = ids;
 910         args.lstio_grp_resultp = resultp;
 911
 912         return lst_ioctl(LSTIO_NODES_ADD, &args, sizeof(args));
 913 }
 914
 915 int
 916 lst_add_group_ioctl (char *name)
 917 {
 918         lstio_group_add_args_t args = {0};
 919
 920         args.lstio_grp_key     =  session_key;
 921         args.lstio_grp_nmlen   =  strlen(name);
 922         args.lstio_grp_namep   =  name;
 923
 924         return lst_ioctl(LSTIO_GROUP_ADD, &args, sizeof(args));
 925 }
 926
 927 int
 928 jt_lst_add_group(int argc, char **argv)
 929 {
 930         cfs_list_t         head;
 931         lnet_process_id_t *ids;
 932         char              *name;
 933         int                count;
 934         int                rc;
 935         int                i;
 936
 937         if (session_key == 0) {
 938                 fprintf(stderr,
 939                         "Can't find env LST_SESSION or value is not valid\n");
 940                 return -1;
 941         }
 942
 943         if (argc < 3) {
 944                 lst_print_usage(argv[0]);
 945                 return -1;
 946         }
 947
 948         name = argv[1];
 949         if (strlen(name) >= LST_NAME_SIZE) {
 950                 fprintf(stderr, "Name length is limited to %d\n",
 951                         LST_NAME_SIZE - 1);
 952                 return -1;
 953         }
 954
 955         rc = lst_add_group_ioctl(name);
 956         if (rc != 0) {
 957                 lst_print_error("group", "Failed to add group %s: %s\n",
 958                                 name, strerror(errno));
 959                 return -1;
 960         }
 961
 962         CFS_INIT_LIST_HEAD(&head);
 963
 964         for (i = 2; i < argc; i++) {
 965                 /* parse address list */
 966                 rc = lst_parse_nids(argv[i], &count, &ids);
 967                 if (rc < 0) {
 968                         fprintf(stderr, "Ignore invalid id list %s\n",
 969                                 argv[i]);
 970                         continue;
 971                 }
 972
 973                 if (count == 0)
 974                         continue;
 975
 976                 rc = lst_alloc_rpcent(&head, count, 0);
 977                 if (rc != 0) {
 978                         fprintf(stderr, "Out of memory\n");
 979                         break;
 980                 }
 981
 982                 rc = lst_add_nodes_ioctl(name, count, ids, &head);
 983
 984                 free(ids);
 985
 986                 if (rc == 0) {
 987                         lst_free_rpcent(&head);
 988                         fprintf(stderr, "%s are added to session\n", argv[i]);
 989                         continue;
 990                 }
 991
 992                 if (rc == -1) {
 993                         lst_free_rpcent(&head);
 994                         lst_print_error("group", "Failed to add nodes %s: %s\n",
 995                                         argv[i], strerror(errno));
 996                         break;
 997                 }
 998
 999                 lst_print_transerr(&head, "create session");
1000                 lst_free_rpcent(&head);
1001         }
1002
1003         return rc;
1004 }
1005
1006 int
1007 lst_del_group_ioctl (char *name)
1008 {
1009         lstio_group_del_args_t args = {0};
1010
1011         args.lstio_grp_key   = session_key;
1012         args.lstio_grp_nmlen = strlen(name);
1013         args.lstio_grp_namep = name;
1014
1015         return lst_ioctl(LSTIO_GROUP_DEL, &args, sizeof(args));
1016 }
1017
1018 int
1019 jt_lst_del_group(int argc, char **argv)
1020 {
1021         int     rc;
1022
1023         if (session_key == 0) {
1024                 fprintf(stderr,
1025                         "Can't find env LST_SESSION or value is not valid\n");
1026                 return -1;
1027         }
1028
1029         if (argc != 2) {
1030                 lst_print_usage(argv[0]);
1031                 return -1;
1032         }
1033
1034         rc = lst_del_group_ioctl(argv[1]);
1035         if (rc == 0) {
1036                 fprintf(stdout, "Group is deleted\n");
1037                 return 0;
1038         }
1039
1040         if (rc == -1) {
1041                 lst_print_error("group", "Failed to delete group: %s\n",
1042                                 strerror(errno));
1043                 return rc;
1044         }
1045
1046         fprintf(stderr, "Group is deleted with some errors\n");
1047
1048         if (trans_stat.trs_rpc_errno != 0) {
1049                 fprintf(stderr, "[RPC] Failed to send %d end session RPCs: %s\n",
1050                         lstcon_rpc_stat_failure(&trans_stat, 0),
1051                         strerror(trans_stat.trs_rpc_errno));
1052         }
1053
1054         if (trans_stat.trs_fwk_errno != 0) {
1055                 fprintf(stderr,
1056                         "[FWK] Failed to end session on %d nodes: %s\n",
1057                         lstcon_sesop_stat_failure(&trans_stat, 0),
1058                         strerror(trans_stat.trs_fwk_errno));
1059         }
1060
1061         return -1;
1062 }
1063
1064 int
1065 lst_update_group_ioctl(int opc, char *name, int clean, int count,
1066                        lnet_process_id_t *ids, cfs_list_t *resultp)
1067 {
1068         lstio_group_update_args_t args = {0};
1069
1070         args.lstio_grp_key      = session_key;
1071         args.lstio_grp_opc      = opc;
1072         args.lstio_grp_args     = clean;
1073         args.lstio_grp_nmlen    = strlen(name);
1074         args.lstio_grp_namep    = name;
1075         args.lstio_grp_count    = count;
1076         args.lstio_grp_idsp     = ids;
1077         args.lstio_grp_resultp  = resultp;
1078
1079         return lst_ioctl(LSTIO_GROUP_UPDATE, &args, sizeof(args));
1080 }
1081
1082 int
1083 jt_lst_update_group(int argc, char **argv)
1084 {
1085         cfs_list_t         head;
1086         lnet_process_id_t *ids = NULL;
1087         char              *str = NULL;
1088         char              *grp = NULL;
1089         int                optidx = 0;
1090         int                count = 0;
1091         int                clean = 0;
1092         int                opc = 0;
1093         int                rc;
1094         int                c;
1095
1096         static struct option update_group_opts[] =
1097         {
1098                 {"refresh", no_argument,       0, 'f' },
1099                 {"clean",   required_argument, 0, 'c' },
1100                 {"remove",  required_argument, 0, 'r' },
1101                 {0,         0,                 0,  0  }
1102         };
1103
1104         if (session_key == 0) {
1105                 fprintf(stderr,
1106                         "Can't find env LST_SESSION or value is not valid\n");
1107                 return -1;
1108         }
1109
1110         while (1) {
1111                 c = getopt_long(argc, argv, "fc:r:",
1112                                 update_group_opts, &optidx);
1113
1114                 /* Detect the end of the options. */
1115                 if (c == -1)
1116                         break;
1117
1118                 switch (c) {
1119                 case 'f':
1120                         if (opc != 0) {
1121                                 lst_print_usage(argv[0]);
1122                                 return -1;
1123                         }
1124                         opc = LST_GROUP_REFRESH;
1125                         break;
1126
1127                 case 'r':
1128                         if (opc != 0) {
1129                                 lst_print_usage(argv[0]);
1130                                 return -1;
1131                         }
1132                         opc = LST_GROUP_RMND;
1133                         str = optarg;
1134                         break;
1135
1136                 case 'c':
1137                         clean = lst_node_str2state(optarg);
1138                         if (opc != 0 || clean <= 0) {
1139                                 lst_print_usage(argv[0]);
1140                                 return -1;
1141                         }
1142                         opc = LST_GROUP_CLEAN;
1143                         break;
1144
1145                 default:
1146                         lst_print_usage(argv[0]);
1147                         return -1;
1148                 }
1149         }
1150
1151         /* no OPC or group is specified */
1152         if (opc == 0 || optind != argc - 1) {
1153                 lst_print_usage(argv[0]);
1154                 return -1;
1155         }
1156
1157         grp = argv[optind];
1158
1159         CFS_INIT_LIST_HEAD(&head);
1160
1161         if (opc == LST_GROUP_RMND || opc == LST_GROUP_REFRESH) {
1162                 rc = lst_get_node_count(opc == LST_GROUP_RMND ? LST_OPC_NODES :
1163                                                                 LST_OPC_GROUP,
1164                                         opc == LST_GROUP_RMND ? str : grp,
1165                                         &count, &ids);
1166
1167                 if (rc != 0) {
1168                         fprintf(stderr, "Can't get count of nodes from %s: %s\n",
1169                                 opc == LST_GROUP_RMND ? str : grp,
1170                                 strerror(errno));
1171                         return -1;
1172                 }
1173
1174                 rc = lst_alloc_rpcent(&head, count, 0);
1175                 if (rc != 0) {
1176                         fprintf(stderr, "Out of memory\n");
1177                         free(ids);
1178                         return -1;
1179                 }
1180
1181         }
1182
1183         rc = lst_update_group_ioctl(opc, grp, clean, count, ids, &head);
1184
1185         if (ids != NULL)
1186                 free(ids);
1187
1188         if (rc == 0) {
1189                 lst_free_rpcent(&head);
1190                 return 0;
1191         }
1192
1193         if (rc == -1) {
1194                 lst_free_rpcent(&head);
1195                 lst_print_error("group", "Failed to update group: %s\n",
1196                                 strerror(errno));
1197                 return rc;
1198         }
1199
1200         lst_print_transerr(&head, "Updating group");
1201
1202         lst_free_rpcent(&head);
1203
1204         return rc;
1205 }
1206
1207 int
1208 lst_list_group_ioctl(int len, char *name, int idx)
1209 {
1210         lstio_group_list_args_t args = {0};
1211
1212         args.lstio_grp_key   = session_key;
1213         args.lstio_grp_idx   = idx;
1214         args.lstio_grp_nmlen = len;
1215         args.lstio_grp_namep = name;
1216
1217         return lst_ioctl(LSTIO_GROUP_LIST, &args, sizeof(args));
1218 }
1219
1220 int
1221 lst_info_group_ioctl(char *name, lstcon_ndlist_ent_t *gent,
1222                      int *idx, int *count, lstcon_node_ent_t *dents)
1223 {
1224         lstio_group_info_args_t args = {0};
1225
1226         args.lstio_grp_key    = session_key;
1227         args.lstio_grp_nmlen  = strlen(name);
1228         args.lstio_grp_namep  = name;
1229         args.lstio_grp_entp   = gent;
1230         args.lstio_grp_idxp   = idx;
1231         args.lstio_grp_ndentp = count;
1232         args.lstio_grp_dentsp = dents;
1233
1234         return lst_ioctl(LSTIO_GROUP_INFO, &args, sizeof(args));
1235 }
1236
1237 int
1238 lst_list_group_all(void)
1239 {
1240         char  name[LST_NAME_SIZE];
1241         int   rc;
1242         int   i;
1243
1244         /* no group is specified, list name of all groups */
1245         for (i = 0; ; i++) {
1246                 rc = lst_list_group_ioctl(LST_NAME_SIZE, name, i);
1247                 if (rc == 0) {
1248                         fprintf(stdout, "%d) %s\n", i + 1, name);
1249                         continue;
1250                 }
1251
1252                 if (errno == ENOENT)
1253                         break;
1254
1255                 lst_print_error("group", "Failed to list group: %s\n",
1256                                 strerror(errno));
1257                 return -1;
1258         }
1259
1260         fprintf(stdout, "Total %d groups\n", i);
1261
1262         return 0;
1263 }
1264
1265 #define LST_NODES_TITLE "\tACTIVE\tBUSY\tDOWN\tUNKNOWN\tTOTAL\n"
1266
1267 int
1268 jt_lst_list_group(int argc, char **argv)
1269 {
1270         lstcon_ndlist_ent_t  gent;
1271         lstcon_node_ent_t   *dents;
1272         int               optidx  = 0;
1273         int               verbose = 0;
1274         int               active  = 0;
1275         int               busy    = 0;
1276         int               down    = 0;
1277         int               unknown = 0;
1278         int               all     = 0;
1279         int               count;
1280         int               index;
1281         int               i;
1282         int               j;
1283         int               c;
1284         int               rc = 0;
1285
1286         static struct option list_group_opts[] =
1287         {
1288                 {"active",  no_argument, 0, 'a' },
1289                 {"busy",    no_argument, 0, 'b' },
1290                 {"down",    no_argument, 0, 'd' },
1291                 {"unknown", no_argument, 0, 'u' },
1292                 {"all",     no_argument, 0, 'l' },
1293                 {0,         0,           0,  0  }
1294         };
1295
1296         if (session_key == 0) {
1297                 fprintf(stderr,
1298                         "Can't find env LST_SESSION or value is not valid\n");
1299                 return -1;
1300         }
1301
1302         while (1) {
1303                 c = getopt_long(argc, argv, "abdul",
1304                                 list_group_opts, &optidx);
1305
1306                 if (c == -1)
1307                         break;
1308
1309                 switch (c) {
1310                 case 'a':
1311                         verbose = active = 1;
1312                         all = 0;
1313                         break;
1314                 case 'b':
1315                         verbose = busy = 1;
1316                         all = 0;
1317                         break;
1318                 case 'd':
1319                         verbose = down = 1;
1320                         all = 0;
1321                         break;
1322                 case 'u':
1323                         verbose = unknown = 1;
1324                         all = 0;
1325                         break;
1326                 case 'l':
1327                         verbose = all = 1;
1328                         break;
1329                 default:
1330                         lst_print_usage(argv[0]);
1331                         return -1;
1332                 }
1333         }
1334
1335         if (optind == argc) {
1336                 /* no group is specified, list name of all groups */
1337                 rc = lst_list_group_all();
1338
1339                 return rc;
1340         }
1341
1342         if (!verbose)
1343                 fprintf(stdout, LST_NODES_TITLE);
1344
1345         /* list nodes in specified groups */
1346         for (i = optind; i < argc; i++) {
1347                 rc = lst_info_group_ioctl(argv[i], &gent, NULL, NULL, NULL);
1348                 if (rc != 0) {
1349                         if (errno == ENOENT) {
1350                                 rc = 0;
1351                                 break;
1352                         }
1353
1354                         lst_print_error("group", "Failed to list group\n",
1355                                         strerror(errno));
1356                         break;
1357                 }
1358
1359                 if (!verbose) {
1360                         fprintf(stdout, "\t%d\t%d\t%d\t%d\t%d\t%s\n",
1361                                 gent.nle_nactive, gent.nle_nbusy,
1362                                 gent.nle_ndown, gent.nle_nunknown,
1363                                 gent.nle_nnode, argv[i]);
1364                         continue;
1365                 }
1366
1367                 fprintf(stdout, "Group [ %s ]\n", argv[i]);
1368
1369                 if (gent.nle_nnode == 0) {
1370                         fprintf(stdout, "No nodes found [ %s ]\n", argv[i]);
1371                         continue;
1372                 }
1373
1374                 count = gent.nle_nnode;
1375
1376                 dents = malloc(count * sizeof(lstcon_node_ent_t));
1377                 if (dents == NULL) {
1378                         fprintf(stderr, "Failed to malloc: %s\n",
1379                                 strerror(errno));
1380                         return -1;
1381                 }
1382
1383                 index = 0;
1384                 rc = lst_info_group_ioctl(argv[i], &gent, &index, &count, dents);
1385                 if (rc != 0) {
1386                         lst_print_error("group", "Failed to list group: %s\n",
1387                                         strerror(errno));
1388                         free(dents);
1389                         return -1;
1390                 }
1391
1392                 for (j = 0, c = 0; j < count; j++) {
1393                         if (all ||
1394                             ((active  &&  dents[j].nde_state == LST_NODE_ACTIVE) ||
1395                              (busy    &&  dents[j].nde_state == LST_NODE_BUSY)   ||
1396                              (down    &&  dents[j].nde_state == LST_NODE_DOWN)   ||
1397                              (unknown &&  dents[j].nde_state == LST_NODE_UNKNOWN))) {
1398
1399                                 fprintf(stdout, "\t%s: %s\n",
1400                                         libcfs_id2str(dents[j].nde_id),
1401                                         lst_node_state2str(dents[j].nde_state));
1402                                 c++;
1403                         }
1404                 }
1405
1406                 fprintf(stdout, "Total %d nodes [ %s ]\n", c, argv[i]);
1407
1408                 free(dents);
1409         }
1410
1411         return rc;
1412 }
1413
1414 int
1415 lst_stat_ioctl (char *name, int count, lnet_process_id_t *idsp,
1416                 int timeout, cfs_list_t *resultp)
1417 {
1418         lstio_stat_args_t args = {0};
1419
1420         args.lstio_sta_key     = session_key;
1421         args.lstio_sta_timeout = timeout;
1422         args.lstio_sta_nmlen   = strlen(name);
1423         args.lstio_sta_namep   = name;
1424         args.lstio_sta_count   = count;
1425         args.lstio_sta_idsp    = idsp;
1426         args.lstio_sta_resultp = resultp;
1427
1428         return lst_ioctl (LSTIO_STAT_QUERY, &args, sizeof(args));
1429 }
1430
1431 typedef struct {
1432         cfs_list_t              srp_link;
1433         int                     srp_count;
1434         char                   *srp_name;
1435         lnet_process_id_t      *srp_ids;
1436         cfs_list_t              srp_result[2];
1437 } lst_stat_req_param_t;
1438
1439 static void
1440 lst_stat_req_param_free(lst_stat_req_param_t *srp)
1441 {
1442         int     i;
1443
1444         for (i = 0; i < 2; i++)
1445                 lst_free_rpcent(&srp->srp_result[i]);
1446
1447         if (srp->srp_ids != NULL)
1448                 free(srp->srp_ids);
1449
1450         free(srp);
1451 }
1452
1453 static int
1454 lst_stat_req_param_alloc(char *name, lst_stat_req_param_t **srpp, int save_old)
1455 {
1456         lst_stat_req_param_t *srp = NULL;
1457         int                   count = save_old ? 2 : 1;
1458         int                   rc;
1459         int                   i;
1460
1461         srp = malloc(sizeof(*srp));
1462         if (srp == NULL)
1463                 return -ENOMEM;
1464
1465         memset(srp, 0, sizeof(*srp));
1466         CFS_INIT_LIST_HEAD(&srp->srp_result[0]);
1467         CFS_INIT_LIST_HEAD(&srp->srp_result[1]);
1468
1469         rc = lst_get_node_count(LST_OPC_GROUP, name,
1470                                 &srp->srp_count, NULL);
1471         if (rc != 0 && errno == ENOENT) {
1472                 rc = lst_get_node_count(LST_OPC_NODES, name,
1473                                         &srp->srp_count, &srp->srp_ids);
1474         }
1475
1476         if (rc != 0) {
1477                 fprintf(stderr,
1478                         "Failed to get count of nodes from %s: %s\n",
1479                         name, strerror(errno));
1480                 lst_stat_req_param_free(srp);
1481
1482                 return rc;
1483         }
1484
1485         srp->srp_name = name;
1486
1487         for (i = 0; i < count; i++) {
1488                 rc = lst_alloc_rpcent(&srp->srp_result[i], srp->srp_count,
1489                                       sizeof(sfw_counters_t)  +
1490                                       sizeof(srpc_counters_t) +
1491                                       sizeof(lnet_counters_t));
1492                 if (rc != 0) {
1493                         fprintf(stderr, "Out of memory\n");
1494                         break;
1495                 }
1496         }
1497
1498         if (rc == 0) {
1499                 *srpp = srp;
1500                 return 0;
1501         }
1502
1503         lst_stat_req_param_free(srp);
1504
1505         return rc;
1506 }
1507
1508 typedef struct {
1509         /* TODO */
1510         int foo;
1511 } lst_srpc_stat_result;
1512
1513 #define LST_LNET_AVG    0
1514 #define LST_LNET_MIN    1
1515 #define LST_LNET_MAX    2
1516
1517 typedef struct {
1518         float           lnet_avg_sndrate;
1519         float           lnet_min_sndrate;
1520         float           lnet_max_sndrate;
1521         float           lnet_total_sndrate;
1522
1523         float           lnet_avg_rcvrate;
1524         float           lnet_min_rcvrate;
1525         float           lnet_max_rcvrate;
1526         float           lnet_total_rcvrate;
1527
1528         float           lnet_avg_sndperf;
1529         float           lnet_min_sndperf;
1530         float           lnet_max_sndperf;
1531         float           lnet_total_sndperf;
1532
1533         float           lnet_avg_rcvperf;
1534         float           lnet_min_rcvperf;
1535         float           lnet_max_rcvperf;
1536         float           lnet_total_rcvperf;
1537
1538         int             lnet_stat_count;
1539 } lst_lnet_stat_result_t;
1540
1541 lst_lnet_stat_result_t lnet_stat_result;
1542
1543 static float
1544 lst_lnet_stat_value(int bw, int send, int off)
1545 {
1546         float  *p;
1547
1548         p = bw ? &lnet_stat_result.lnet_avg_sndperf :
1549                  &lnet_stat_result.lnet_avg_sndrate;
1550
1551         if (!send)
1552                 p += 4;
1553
1554         p += off;
1555
1556         return *p;
1557 }
1558
1559 static void
1560 lst_timeval_diff(struct timeval *tv1,
1561                  struct timeval *tv2, struct timeval *df)
1562 {
1563         if (tv1->tv_usec >= tv2->tv_usec) {
1564                 df->tv_sec  = tv1->tv_sec - tv2->tv_sec;
1565                 df->tv_usec = tv1->tv_usec - tv2->tv_usec;
1566                 return;
1567         }
1568
1569         df->tv_sec  = tv1->tv_sec - 1 - tv2->tv_sec;
1570         df->tv_usec = tv1->tv_sec + 1000000 - tv2->tv_usec;
1571
1572         return;
1573 }
1574
1575 void
1576 lst_cal_lnet_stat(float delta, lnet_counters_t *lnet_new,
1577                   lnet_counters_t *lnet_old)
1578 {
1579         float perf;
1580         float rate;
1581
1582         perf = (float)(lnet_new->send_length -
1583                        lnet_old->send_length) / (1024 * 1024) / delta;
1584         lnet_stat_result.lnet_total_sndperf += perf;
1585
1586         if (lnet_stat_result.lnet_min_sndperf > perf ||
1587             lnet_stat_result.lnet_min_sndperf == 0)
1588                 lnet_stat_result.lnet_min_sndperf = perf;
1589
1590         if (lnet_stat_result.lnet_max_sndperf < perf)
1591                 lnet_stat_result.lnet_max_sndperf = perf;
1592
1593         perf = (float)(lnet_new->recv_length -
1594                        lnet_old->recv_length) / (1024 * 1024) / delta;
1595         lnet_stat_result.lnet_total_rcvperf += perf;
1596
1597         if (lnet_stat_result.lnet_min_rcvperf > perf ||
1598             lnet_stat_result.lnet_min_rcvperf == 0)
1599                 lnet_stat_result.lnet_min_rcvperf = perf;
1600
1601         if (lnet_stat_result.lnet_max_rcvperf < perf)
1602                 lnet_stat_result.lnet_max_rcvperf = perf;
1603
1604         rate = (lnet_new->send_count - lnet_old->send_count) / delta;
1605         lnet_stat_result.lnet_total_sndrate += rate;
1606
1607         if (lnet_stat_result.lnet_min_sndrate > rate ||
1608             lnet_stat_result.lnet_min_sndrate == 0)
1609                 lnet_stat_result.lnet_min_sndrate = rate;
1610
1611         if (lnet_stat_result.lnet_max_sndrate < rate)
1612                 lnet_stat_result.lnet_max_sndrate = rate;
1613
1614         rate = (lnet_new->recv_count - lnet_old->recv_count) / delta;
1615         lnet_stat_result.lnet_total_rcvrate += rate;
1616
1617         if (lnet_stat_result.lnet_min_rcvrate > rate ||
1618             lnet_stat_result.lnet_min_rcvrate == 0)
1619                 lnet_stat_result.lnet_min_rcvrate = rate;
1620
1621         if (lnet_stat_result.lnet_max_rcvrate < rate)
1622                 lnet_stat_result.lnet_max_rcvrate = rate;
1623
1624         lnet_stat_result.lnet_stat_count ++;
1625
1626         lnet_stat_result.lnet_avg_sndrate = lnet_stat_result.lnet_total_sndrate /
1627                                             lnet_stat_result.lnet_stat_count;
1628         lnet_stat_result.lnet_avg_rcvrate = lnet_stat_result.lnet_total_rcvrate /
1629                                             lnet_stat_result.lnet_stat_count;
1630
1631         lnet_stat_result.lnet_avg_sndperf = lnet_stat_result.lnet_total_sndperf /
1632                                             lnet_stat_result.lnet_stat_count;
1633         lnet_stat_result.lnet_avg_rcvperf = lnet_stat_result.lnet_total_rcvperf /
1634                                             lnet_stat_result.lnet_stat_count;
1635
1636 }
1637
1638 void
1639 lst_print_lnet_stat(char *name, int bwrt, int rdwr, int type)
1640 {
1641         int     start1 = 0;
1642         int     end1   = 1;
1643         int     start2 = 0;
1644         int     end2   = 1;
1645         int     i;
1646         int     j;
1647
1648         if (lnet_stat_result.lnet_stat_count == 0)
1649                 return;
1650
1651         if (bwrt == 1) /* bw only */
1652                 start1 = 1;
1653
1654         if (bwrt == 2) /* rates only */
1655                 end1 = 0;
1656
1657         if (rdwr == 1) /* recv only */
1658                 start2 = 1;
1659
1660         if (rdwr == 2) /* send only */
1661                 end2 = 0;
1662
1663         for (i = start1; i <= end1; i++) {
1664                 fprintf(stdout, "[LNet %s of %s]\n",
1665                         i == 0 ? "Rates" : "Bandwidth", name);
1666
1667                 for (j = start2; j <= end2; j++) {
1668                         fprintf(stdout, "[%c] ", j == 0 ? 'R' : 'W');
1669
1670                         if ((type & 1) != 0) {
1671                                 fprintf(stdout, i == 0 ? "Avg: %-8.0f RPC/s " :
1672                                                          "Avg: %-8.2f MB/s  ",
1673                                         lst_lnet_stat_value(i, j, 0));
1674                         }
1675
1676                         if ((type & 2) != 0) {
1677                                 fprintf(stdout, i == 0 ? "Min: %-8.0f RPC/s " :
1678                                                          "Min: %-8.2f MB/s  ",
1679                                         lst_lnet_stat_value(i, j, 1));
1680                         }
1681
1682                         if ((type & 4) != 0) {
1683                                 fprintf(stdout, i == 0 ? "Max: %-8.0f RPC/s" :
1684                                                          "Max: %-8.2f MB/s",
1685                                         lst_lnet_stat_value(i, j, 2));
1686                         }
1687
1688                         fprintf(stdout, "\n");
1689                 }
1690         }
1691 }
1692
1693 void
1694 lst_print_stat(char *name, cfs_list_t *resultp,
1695                int idx, int lnet, int bwrt, int rdwr, int type)
1696 {
1697         cfs_list_t        tmp[2];
1698         lstcon_rpc_ent_t *new;
1699         lstcon_rpc_ent_t *old;
1700         sfw_counters_t   *sfwk_new;
1701         sfw_counters_t   *sfwk_old;
1702         srpc_counters_t  *srpc_new;
1703         srpc_counters_t  *srpc_old;
1704         lnet_counters_t  *lnet_new;
1705         lnet_counters_t  *lnet_old;
1706         struct timeval    tv;
1707         float             delta;
1708         int               errcount = 0;
1709
1710         CFS_INIT_LIST_HEAD(&tmp[0]);
1711         CFS_INIT_LIST_HEAD(&tmp[1]);
1712
1713         memset(&lnet_stat_result, 0, sizeof(lnet_stat_result));
1714
1715         while (!cfs_list_empty(&resultp[idx])) {
1716                 if (cfs_list_empty(&resultp[1 - idx])) {
1717                         fprintf(stderr, "Group is changed, re-run stat\n");
1718                         break;
1719                 }
1720
1721                 new = cfs_list_entry(resultp[idx].next, lstcon_rpc_ent_t,
1722                                      rpe_link);
1723                 old = cfs_list_entry(resultp[1 - idx].next, lstcon_rpc_ent_t,
1724                                      rpe_link);
1725
1726                 /* first time get stats result, can't calculate diff */
1727                 if (new->rpe_peer.nid == LNET_NID_ANY)
1728                         break;
1729
1730                 if (new->rpe_peer.nid != old->rpe_peer.nid ||
1731                     new->rpe_peer.pid != old->rpe_peer.pid) {
1732                         /* Something wrong. i.e, somebody change the group */
1733                         break;
1734                 }
1735
1736                 cfs_list_del(&new->rpe_link);
1737                 cfs_list_add_tail(&new->rpe_link, &tmp[idx]);
1738
1739                 cfs_list_del(&old->rpe_link);
1740                 cfs_list_add_tail(&old->rpe_link, &tmp[1 - idx]);
1741
1742                 if (new->rpe_rpc_errno != 0 || new->rpe_fwk_errno != 0 ||
1743                     old->rpe_rpc_errno != 0 || old->rpe_fwk_errno != 0) {
1744                         errcount ++;
1745                         continue;
1746                 }
1747
1748                 sfwk_new = (sfw_counters_t *)&new->rpe_payload[0];
1749                 sfwk_old = (sfw_counters_t *)&old->rpe_payload[0];
1750
1751                 srpc_new = (srpc_counters_t *)((char *)sfwk_new + sizeof(*sfwk_new));
1752                 srpc_old = (srpc_counters_t *)((char *)sfwk_old + sizeof(*sfwk_old));
1753
1754                 lnet_new = (lnet_counters_t *)((char *)srpc_new + sizeof(*srpc_new));
1755                 lnet_old = (lnet_counters_t *)((char *)srpc_old + sizeof(*srpc_old));
1756
1757                 lst_timeval_diff(&new->rpe_stamp, &old->rpe_stamp, &tv);
1758
1759                 delta = tv.tv_sec + (float)tv.tv_usec/1000000;
1760
1761                 if (!lnet) /* TODO */
1762                         continue;
1763
1764                 lst_cal_lnet_stat(delta, lnet_new, lnet_old);
1765         }
1766
1767         cfs_list_splice(&tmp[idx], &resultp[idx]);
1768         cfs_list_splice(&tmp[1 - idx], &resultp[1 - idx]);
1769
1770         if (errcount > 0)
1771                 fprintf(stdout, "Failed to stat on %d nodes\n", errcount);
1772
1773         if (!lnet)  /* TODO */
1774                 return;
1775
1776         lst_print_lnet_stat(name, bwrt, rdwr, type);
1777 }
1778
1779 int
1780 jt_lst_stat(int argc, char **argv)
1781 {
1782         cfs_list_t            head;
1783         lst_stat_req_param_t *srp;
1784         time_t                last    = 0;
1785         int                   optidx  = 0;
1786         int                   timeout = 5; /* default timeout, 5 sec */
1787         int                   delay   = 5; /* default delay, 5 sec */
1788         int                   lnet    = 1; /* lnet stat by default */
1789         int                   bwrt    = 0;
1790         int                   rdwr    = 0;
1791         int                   type    = -1;
1792         int                   idx     = 0;
1793         int                   rc;
1794         int                   c;
1795
1796         static struct option stat_opts[] =
1797         {
1798                 {"timeout", required_argument, 0, 't' },
1799                 {"delay"  , required_argument, 0, 'd' },
1800                 {"lnet"   , no_argument,       0, 'l' },
1801                 {"rpc"    , no_argument,       0, 'c' },
1802                 {"bw"     , no_argument,       0, 'b' },
1803                 {"rate"   , no_argument,       0, 'a' },
1804                 {"read"   , no_argument,       0, 'r' },
1805                 {"write"  , no_argument,       0, 'w' },
1806                 {"avg"    , no_argument,       0, 'g' },
1807                 {"min"    , no_argument,       0, 'n' },
1808                 {"max"    , no_argument,       0, 'x' },
1809                 {0,         0,                 0,  0  }
1810         };
1811
1812         if (session_key == 0) {
1813                 fprintf(stderr,
1814                         "Can't find env LST_SESSION or value is not valid\n");
1815                 return -1;
1816         }
1817
1818         while (1) {
1819                 c = getopt_long(argc, argv, "t:d:lcbarwgnx", stat_opts, &optidx);
1820
1821                 if (c == -1)
1822                         break;
1823
1824                 switch (c) {
1825                 case 't':
1826                         timeout = atoi(optarg);
1827                         break;
1828                 case 'd':
1829                         delay = atoi(optarg);
1830                         break;
1831                 case 'l':
1832                         lnet = 1;
1833                         break;
1834                 case 'c':
1835                         lnet = 0;
1836                         break;
1837                 case 'b':
1838                         bwrt |= 1;
1839                         break;
1840                 case 'a':
1841                         bwrt |= 2;
1842                         break;
1843                 case 'r':
1844                         rdwr |= 1;
1845                         break;
1846                 case 'w':
1847                         rdwr |= 2;
1848                         break;
1849                 case 'g':
1850                         if (type == -1) {
1851                                 type = 1;
1852                                 break;
1853                         }
1854                         type |= 1;
1855                         break;
1856                 case 'n':
1857                         if (type == -1) {
1858                                 type = 2;
1859                                 break;
1860                         }
1861                         type |= 2;
1862                         break;
1863                 case 'x':
1864                         if (type == -1) {
1865                                 type = 4;
1866                                 break;
1867                         }
1868                         type |= 4;
1869                         break;
1870                 default:
1871                         lst_print_usage(argv[0]);
1872                         return -1;
1873                 }
1874         }
1875
1876         if (optind == argc) {
1877                 lst_print_usage(argv[0]);
1878                 return -1;
1879         }
1880
1881         if (timeout <= 0 || delay <= 0) {
1882                 fprintf(stderr, "Invalid timeout or delay value\n");
1883                 return -1;
1884         }
1885
1886         CFS_INIT_LIST_HEAD(&head);
1887
1888         while (optind < argc) {
1889                 rc = lst_stat_req_param_alloc(argv[optind++], &srp, 1);
1890                 if (rc != 0)
1891                         goto out;
1892
1893                 cfs_list_add_tail(&srp->srp_link, &head);
1894         }
1895
1896         while (1) {
1897                 time_t  now = time(NULL);
1898
1899                 if (now - last < delay) {
1900                         sleep(delay - now + last);
1901                         time(&now);
1902                 }
1903
1904                 last = now;
1905
1906                 cfs_list_for_each_entry_typed(srp, &head, lst_stat_req_param_t,
1907                                               srp_link) {
1908                         rc = lst_stat_ioctl(srp->srp_name,
1909                                             srp->srp_count, srp->srp_ids,
1910                                             timeout, &srp->srp_result[idx]);
1911                         if (rc == -1) {
1912                                 lst_print_error("stat", "Failed to stat %s: %s\n",
1913                                                 srp->srp_name, strerror(errno));
1914                                 goto out;
1915                         }
1916
1917                         lst_print_stat(srp->srp_name, srp->srp_result,
1918                                        idx, lnet, bwrt, rdwr, type);
1919
1920                         lst_reset_rpcent(&srp->srp_result[1 - idx]);
1921                 }
1922
1923                 idx = 1 - idx;
1924         }
1925
1926 out:
1927         while (!cfs_list_empty(&head)) {
1928                 srp = cfs_list_entry(head.next, lst_stat_req_param_t, srp_link);
1929
1930                 cfs_list_del(&srp->srp_link);
1931                 lst_stat_req_param_free(srp);
1932         }
1933
1934         return rc;
1935 }
1936
1937 int
1938 jt_lst_show_error(int argc, char **argv)
1939 {
1940         cfs_list_t            head;
1941         lst_stat_req_param_t *srp;
1942         lstcon_rpc_ent_t     *ent;
1943         sfw_counters_t       *sfwk;
1944         srpc_counters_t      *srpc;
1945         lnet_counters_t      *lnet;
1946         int                   show_rpc = 1;
1947         int                   optidx   = 0;
1948         int                   rc       = 0;
1949         int                   ecount;
1950         int                   c;
1951
1952         static struct option  show_error_opts[] =
1953         {
1954                 {"session", no_argument,       0, 's' },
1955                 {0,         0,                 0,  0  }
1956         };
1957
1958         if (session_key == 0) {
1959                 fprintf(stderr,
1960                         "Can't find env LST_SESSION or value is not valid\n");
1961                 return -1;
1962         }
1963
1964         while (1) {
1965                 c = getopt_long(argc, argv, "s", show_error_opts, &optidx);
1966
1967                 if (c == -1)
1968                         break;
1969
1970                 switch (c) {
1971                 case 's':
1972                         show_rpc  = 0;
1973                         break;
1974
1975                 default:
1976                         lst_print_usage(argv[0]);
1977                         return -1;
1978                 }
1979         }
1980
1981         if (optind == argc) {
1982                 lst_print_usage(argv[0]);
1983                 return -1;
1984         }
1985
1986         CFS_INIT_LIST_HEAD(&head);
1987
1988         while (optind < argc) {
1989                 rc = lst_stat_req_param_alloc(argv[optind++], &srp, 0);
1990                 if (rc != 0)
1991                         goto out;
1992
1993                 cfs_list_add_tail(&srp->srp_link, &head);
1994         }
1995
1996         cfs_list_for_each_entry_typed(srp, &head, lst_stat_req_param_t,
1997                                       srp_link) {
1998                 rc = lst_stat_ioctl(srp->srp_name, srp->srp_count,
1999                                     srp->srp_ids, 5, &srp->srp_result[0]);
2000
2001                 if (rc == -1) {
2002                         lst_print_error(srp->srp_name, "Failed to show errors of %s: %s\n",
2003                                         srp->srp_name, strerror(errno));
2004                         goto out;
2005                 }
2006
2007                 fprintf(stdout, "%s:\n", srp->srp_name);
2008
2009                 ecount = 0;
2010
2011                 cfs_list_for_each_entry_typed(ent, &srp->srp_result[0],
2012                                               lstcon_rpc_ent_t, rpe_link) {
2013                         if (ent->rpe_rpc_errno != 0) {
2014                                 ecount ++;
2015                                 fprintf(stderr, "RPC failure, can't show error on %s\n",
2016                                         libcfs_id2str(ent->rpe_peer));
2017                                 continue;
2018                         }
2019
2020                         if (ent->rpe_fwk_errno != 0) {
2021                                 ecount ++;
2022                                 fprintf(stderr, "Framework failure, can't show error on %s\n",
2023                                         libcfs_id2str(ent->rpe_peer));
2024                                 continue;
2025                         }
2026
2027                         sfwk = (sfw_counters_t *)&ent->rpe_payload[0];
2028                         srpc = (srpc_counters_t *)((char *)sfwk + sizeof(*sfwk));
2029                         lnet = (lnet_counters_t *)((char *)srpc + sizeof(*srpc));
2030
2031                         if (srpc->errors == 0 &&
2032                             sfwk->brw_errors == 0 && sfwk->ping_errors == 0)
2033                                 continue;
2034
2035                         if (!show_rpc  &&
2036                             sfwk->brw_errors == 0 && sfwk->ping_errors == 0)
2037                                 continue;
2038
2039                         ecount ++;
2040
2041                         fprintf(stderr, "%s: [Session %d brw errors, %d ping errors]%c",
2042                                 libcfs_id2str(ent->rpe_peer),
2043                                 sfwk->brw_errors, sfwk->ping_errors,
2044                                 show_rpc  ? ' ' : '\n');
2045
2046                         if (!show_rpc)
2047                                 continue;
2048
2049                         fprintf(stderr, "[RPC: %d errors, %d dropped, %d expired]\n",
2050                                 srpc->errors, srpc->rpcs_dropped, srpc->rpcs_expired);
2051                 }
2052
2053                 fprintf(stdout, "Total %d error nodes in %s\n", ecount, srp->srp_name);
2054         }
2055 out:
2056         while (!cfs_list_empty(&head)) {
2057                 srp = cfs_list_entry(head.next, lst_stat_req_param_t, srp_link);
2058
2059                 cfs_list_del(&srp->srp_link);
2060                 lst_stat_req_param_free(srp);
2061         }
2062
2063         return rc;
2064 }
2065
2066 int
2067 lst_add_batch_ioctl (char *name)
2068 {
2069         lstio_batch_add_args_t args = {0};
2070
2071         args.lstio_bat_key   = session_key;
2072         args.lstio_bat_nmlen = strlen(name);
2073         args.lstio_bat_namep = name;
2074
2075         return lst_ioctl (LSTIO_BATCH_ADD, &args, sizeof(args));
2076 }
2077
2078 int
2079 jt_lst_add_batch(int argc, char **argv)
2080 {
2081         char   *name;
2082         int     rc;
2083
2084         if (session_key == 0) {
2085                 fprintf(stderr,
2086                         "Can't find env LST_SESSION or value is not valid\n");
2087                 return -1;
2088         }
2089
2090         if (argc != 2) {
2091                 lst_print_usage(argv[0]);
2092                 return -1;
2093         }
2094
2095         name = argv[1];
2096         if (strlen(name) >= LST_NAME_SIZE) {
2097                 fprintf(stderr, "Name length is limited to %d\n",
2098                         LST_NAME_SIZE - 1);
2099                 return -1;
2100         }
2101
2102         rc = lst_add_batch_ioctl(name);
2103         if (rc == 0)
2104                 return 0;
2105
2106         lst_print_error("batch", "Failed to create batch: %s\n",
2107                         strerror(errno));
2108
2109         return -1;
2110 }
2111
2112 int
2113 lst_start_batch_ioctl (char *name, int timeout, cfs_list_t *resultp)
2114 {
2115         lstio_batch_run_args_t args = {0};
2116
2117         args.lstio_bat_key     = session_key;
2118         args.lstio_bat_timeout = timeout;
2119         args.lstio_bat_nmlen   = strlen(name);
2120         args.lstio_bat_namep   = name;
2121         args.lstio_bat_resultp = resultp;
2122
2123         return lst_ioctl(LSTIO_BATCH_START, &args, sizeof(args));
2124 }
2125
2126 int
2127 jt_lst_start_batch(int argc, char **argv)
2128 {
2129         cfs_list_t        head;
2130         char             *batch;
2131         int               optidx  = 0;
2132         int               timeout = 0;
2133         int               count = 0;
2134         int               rc;
2135         int               c;
2136
2137         static struct option start_batch_opts[] =
2138         {
2139                 {"timeout", required_argument, 0, 't' },
2140                 {0,         0,                 0,  0  }
2141         };
2142
2143         if (session_key == 0) {
2144                 fprintf(stderr,
2145                         "Can't find env LST_SESSION or value is not valid\n");
2146                 return -1;
2147         }
2148
2149         while (1) {
2150                 c = getopt_long(argc, argv, "t:",
2151                                 start_batch_opts, &optidx);
2152
2153                 /* Detect the end of the options. */
2154                 if (c == -1)
2155                         break;
2156
2157                 switch (c) {
2158                 case 't':
2159                         timeout = atoi(optarg);
2160                         break;
2161                 default:
2162                         lst_print_usage(argv[0]);
2163                         return -1;
2164                 }
2165         }
2166
2167         if (optind == argc) {
2168                 batch = LST_DEFAULT_BATCH;
2169
2170         } else if (optind == argc - 1) {
2171                 batch = argv[optind];
2172
2173         } else {
2174                 lst_print_usage(argv[0]);
2175                 return -1;
2176         }
2177
2178         rc = lst_get_node_count(LST_OPC_BATCHCLI, batch, &count, NULL);
2179         if (rc != 0) {
2180                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
2181                         batch, strerror(errno));
2182                 return -1;
2183         }
2184
2185         CFS_INIT_LIST_HEAD(&head);
2186
2187         rc = lst_alloc_rpcent(&head, count, 0);
2188         if (rc != 0) {
2189                 fprintf(stderr, "Out of memory\n");
2190                 return -1;
2191         }
2192
2193         rc = lst_start_batch_ioctl(batch, timeout, &head);
2194
2195         if (rc == 0) {
2196                 fprintf(stdout, "%s is running now\n", batch);
2197                 lst_free_rpcent(&head);
2198                 return 0;
2199         }
2200
2201         if (rc == -1) {
2202                 lst_print_error("batch", "Failed to start batch: %s\n",
2203                                 strerror(errno));
2204                 lst_free_rpcent(&head);
2205                 return rc;
2206         }
2207
2208         lst_print_transerr(&head, "Run batch");
2209
2210         lst_free_rpcent(&head);
2211
2212         return rc;
2213 }
2214
2215 int
2216 lst_stop_batch_ioctl(char *name, int force, cfs_list_t *resultp)
2217 {
2218         lstio_batch_stop_args_t args = {0};
2219
2220         args.lstio_bat_key     = session_key;
2221         args.lstio_bat_force   = force;
2222         args.lstio_bat_nmlen   = strlen(name);
2223         args.lstio_bat_namep   = name;
2224         args.lstio_bat_resultp = resultp;
2225
2226         return lst_ioctl(LSTIO_BATCH_STOP, &args, sizeof(args));
2227 }
2228
2229 int
2230 jt_lst_stop_batch(int argc, char **argv)
2231 {
2232         cfs_list_t        head;
2233         char             *batch;
2234         int               force = 0;
2235         int               optidx;
2236         int               count;
2237         int               rc;
2238         int               c;
2239
2240         static struct option stop_batch_opts[] =
2241         {
2242                 {"force",   no_argument,   0, 'f' },
2243                 {0,         0,             0,  0  }
2244         };
2245
2246         if (session_key == 0) {
2247                 fprintf(stderr,
2248                         "Can't find env LST_SESSION or value is not valid\n");
2249                 return -1;
2250         }
2251
2252         while (1) {
2253                 c = getopt_long(argc, argv, "f",
2254                                 stop_batch_opts, &optidx);
2255
2256                 /* Detect the end of the options. */
2257                 if (c == -1)
2258                         break;
2259
2260                 switch (c) {
2261                 case 'f':
2262                         force = 1;
2263                         break;
2264                 default:
2265                         lst_print_usage(argv[0]);
2266                         return -1;
2267                 }
2268         }
2269
2270         if (optind == argc) {
2271                 batch = LST_DEFAULT_BATCH;
2272
2273         } else if (optind == argc - 1) {
2274                 batch = argv[optind];
2275
2276         } else {
2277                 lst_print_usage(argv[0]);
2278                 return -1;
2279         }
2280
2281         rc = lst_get_node_count(LST_OPC_BATCHCLI, batch, &count, NULL);
2282         if (rc != 0) {
2283                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
2284                         batch, strerror(errno));
2285                 return -1;
2286         }
2287
2288         CFS_INIT_LIST_HEAD(&head);
2289
2290         rc = lst_alloc_rpcent(&head, count, 0);
2291         if (rc != 0) {
2292                 fprintf(stderr, "Out of memory\n");
2293                 return -1;
2294         }
2295
2296         rc = lst_stop_batch_ioctl(batch, force, &head);
2297         if (rc != 0)
2298                 goto out;
2299
2300         while (1) {
2301                 lst_reset_rpcent(&head);
2302
2303                 rc = lst_query_batch_ioctl(batch, 0, 0, 30, &head);
2304                 if (rc != 0)
2305                         goto out;
2306
2307                 if (lstcon_tsbqry_stat_run(&trans_stat, 0)  == 0 &&
2308                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0)
2309                         break;
2310
2311                 fprintf(stdout, "%d batch in stopping\n",
2312                         lstcon_tsbqry_stat_run(&trans_stat, 0));
2313                 sleep(1);
2314         }
2315
2316         fprintf(stdout, "Batch is stopped\n");
2317         lst_free_rpcent(&head);
2318
2319         return 0;
2320 out:
2321         if (rc == -1) {
2322                 lst_print_error("batch", "Failed to stop batch: %s\n",
2323                                 strerror(errno));
2324                 lst_free_rpcent(&head);
2325                 return -1;
2326         }
2327
2328         lst_print_transerr(&head, "stop batch");
2329
2330         lst_free_rpcent(&head);
2331
2332         return rc;
2333 }
2334
2335 int
2336 lst_list_batch_ioctl(int len, char *name, int index)
2337 {
2338         lstio_batch_list_args_t args = {0};
2339
2340         args.lstio_bat_key   = session_key;
2341         args.lstio_bat_idx   = index;
2342         args.lstio_bat_nmlen = len;
2343         args.lstio_bat_namep = name;
2344
2345         return lst_ioctl(LSTIO_BATCH_LIST, &args, sizeof(args));
2346 }
2347
2348 int
2349 lst_info_batch_ioctl(char *batch, int test, int server,
2350                      lstcon_test_batch_ent_t *entp, int *idxp,
2351                      int *ndentp, lstcon_node_ent_t *dentsp)
2352 {
2353         lstio_batch_info_args_t args = {0};
2354
2355         args.lstio_bat_key     = session_key;
2356         args.lstio_bat_nmlen   = strlen(batch);
2357         args.lstio_bat_namep   = batch;
2358         args.lstio_bat_server  = server;
2359         args.lstio_bat_testidx = test;
2360         args.lstio_bat_entp    = entp;
2361         args.lstio_bat_idxp    = idxp;
2362         args.lstio_bat_ndentp  = ndentp;
2363         args.lstio_bat_dentsp  = dentsp;
2364
2365         return lst_ioctl(LSTIO_BATCH_INFO, &args, sizeof(args));
2366 }
2367
2368 int
2369 lst_list_batch_all(void)
2370 {
2371         char name[LST_NAME_SIZE];
2372         int  rc;
2373         int  i;
2374
2375         for (i = 0; ; i++) {
2376                 rc = lst_list_batch_ioctl(LST_NAME_SIZE, name, i);
2377                 if (rc == 0) {
2378                         fprintf(stdout, "%d) %s\n", i + 1, name);
2379                         continue;
2380                 }
2381
2382                 if (errno == ENOENT)
2383                         break;
2384
2385                 lst_print_error("batch", "Failed to list batch: %s\n",
2386                                 strerror(errno));
2387                 return rc;
2388         }
2389
2390         fprintf(stdout, "Total %d batches\n", i);
2391
2392         return 0;
2393 }
2394
2395 int
2396 lst_list_tsb_nodes(char *batch, int test, int server,
2397                    int count, int active, int invalid)
2398 {
2399         lstcon_node_ent_t *dents;
2400         int                index = 0;
2401         int                rc;
2402         int                c;
2403         int                i;
2404
2405         if (count == 0)
2406                 return 0;
2407
2408         /* verbose list, show nodes in batch or test */
2409         dents = malloc(count * sizeof(lstcon_node_ent_t));
2410         if (dents == NULL) {
2411                 fprintf(stdout, "Can't allocate memory\n");
2412                 return -1;
2413         }
2414
2415         rc = lst_info_batch_ioctl(batch, test, server,
2416                                   NULL, &index, &count, dents);
2417         if (rc != 0) {
2418                 free(dents);
2419                 lst_print_error((test > 0) ? "test" : "batch",
2420                                 (test > 0) ? "Failed to query test: %s\n" :
2421                                              "Failed to query batch: %s\n",
2422                                 strerror(errno));
2423                 return -1;
2424         }
2425
2426         for (i = 0, c = 0; i < count; i++) {
2427                 if ((!active  && dents[i].nde_state == LST_NODE_ACTIVE) ||
2428                     (!invalid && (dents[i].nde_state == LST_NODE_BUSY  ||
2429                                   dents[i].nde_state == LST_NODE_DOWN  ||
2430                                   dents[i].nde_state == LST_NODE_UNKNOWN)))
2431                         continue;
2432
2433                 fprintf(stdout, "\t%s: %s\n",
2434                         libcfs_id2str(dents[i].nde_id),
2435                         lst_node_state2str(dents[i].nde_state));
2436                 c++;
2437         }
2438
2439         fprintf(stdout, "Total %d nodes\n", c);
2440         free(dents);
2441
2442         return 0;
2443 }
2444
2445 int
2446 jt_lst_list_batch(int argc, char **argv)
2447 {
2448         lstcon_test_batch_ent_t ent;
2449         char                *batch   = NULL;
2450         int                  optidx  = 0;
2451         int                  verbose = 0; /* list nodes in batch or test */
2452         int                  invalid = 0;
2453         int                  active  = 0;
2454         int                  server  = 0;
2455         int                  ntest   = 0;
2456         int                  test    = 0;
2457         int                  c       = 0;
2458         int                  rc;
2459
2460         static struct option list_batch_opts[] =
2461         {
2462                 {"test",    required_argument, 0, 't' },
2463                 {"invalid", no_argument,       0, 'i' },
2464                 {"active",  no_argument,       0, 'a' },
2465                 {"all",     no_argument,       0, 'l' },
2466                 {"server",  no_argument,       0, 's' },
2467                 {0,         0,                 0,  0  }
2468         };
2469
2470         if (session_key == 0) {
2471                 fprintf(stderr,
2472                         "Can't find env LST_SESSION or value is not valid\n");
2473                 return -1;
2474         }
2475
2476         while (1) {
2477                 c = getopt_long(argc, argv, "ailst:",
2478                                 list_batch_opts, &optidx);
2479
2480                 if (c == -1)
2481                         break;
2482
2483                 switch (c) {
2484                 case 'a':
2485                         verbose = active = 1;
2486                         break;
2487                 case 'i':
2488                         verbose = invalid = 1;
2489                         break;
2490                 case 'l':
2491                         verbose = active = invalid = 1;
2492                         break;
2493                 case 's':
2494                         server = 1;
2495                         break;
2496                 case 't':
2497                         test = atoi(optarg);
2498                         ntest = 1;
2499                         break;
2500                 default:
2501                         lst_print_usage(argv[0]);
2502                         return -1;
2503                 }
2504         }
2505
2506         if (optind == argc) {
2507                 /* list all batches */
2508                 rc = lst_list_batch_all();
2509                 return rc;
2510         }
2511
2512         if (ntest == 1 && test <= 0) {
2513                 fprintf(stderr, "Invalid test id, test id starts from 1\n");
2514                 return -1;
2515         }
2516
2517         if (optind != argc - 1) {
2518                 lst_print_usage(argv[0]);
2519                 return -1;
2520         }
2521
2522         batch = argv[optind];
2523
2524 loop:
2525         /* show detail of specified batch or test */
2526         rc = lst_info_batch_ioctl(batch, test, server,
2527                                   &ent, NULL, NULL, NULL);
2528         if (rc != 0) {
2529                 lst_print_error((test > 0) ? "test" : "batch",
2530                                 (test > 0) ? "Failed to query test: %s\n" :
2531                                              "Failed to query batch: %s\n",
2532                                 strerror(errno));
2533                 return -1;
2534         }
2535
2536         if (verbose) {
2537                 /* list nodes in test or batch */
2538                 rc = lst_list_tsb_nodes(batch, test, server,
2539                                         server ? ent.tbe_srv_nle.nle_nnode :
2540                                                  ent.tbe_cli_nle.nle_nnode,
2541                                         active, invalid);
2542                 return rc;
2543         }
2544
2545         /* only show number of hosts in batch or test */
2546         if (test == 0) {
2547                 fprintf(stdout, "Batch: %s Tests: %d State: %d\n",
2548                         batch, ent.u.tbe_batch.bae_ntest,
2549                         ent.u.tbe_batch.bae_state);
2550                 ntest = ent.u.tbe_batch.bae_ntest;
2551                 test = 1; /* starting from test 1 */
2552
2553         } else {
2554                 fprintf(stdout,
2555                         "\tTest %d(%s) (loop: %d, concurrency: %d)\n",
2556                         test, lst_test_type2name(ent.u.tbe_test.tse_type),
2557                         ent.u.tbe_test.tse_loop,
2558                         ent.u.tbe_test.tse_concur);
2559                 ntest --;
2560                 test ++;
2561         }
2562
2563         fprintf(stdout, LST_NODES_TITLE);
2564         fprintf(stdout, "client\t%d\t%d\t%d\t%d\t%d\n"
2565                         "server\t%d\t%d\t%d\t%d\t%d\n",
2566                 ent.tbe_cli_nle.nle_nactive,
2567                 ent.tbe_cli_nle.nle_nbusy,
2568                 ent.tbe_cli_nle.nle_ndown,
2569                 ent.tbe_cli_nle.nle_nunknown,
2570                 ent.tbe_cli_nle.nle_nnode,
2571                 ent.tbe_srv_nle.nle_nactive,
2572                 ent.tbe_srv_nle.nle_nbusy,
2573                 ent.tbe_srv_nle.nle_ndown,
2574                 ent.tbe_srv_nle.nle_nunknown,
2575                 ent.tbe_srv_nle.nle_nnode);
2576
2577         if (ntest != 0)
2578                 goto loop;
2579
2580         return 0;
2581 }
2582
2583 int
2584 lst_query_batch_ioctl(char *batch, int test, int server,
2585                       int timeout, cfs_list_t *head)
2586 {
2587         lstio_batch_query_args_t args = {0};
2588
2589         args.lstio_bat_key     = session_key;
2590         args.lstio_bat_testidx = test;
2591         args.lstio_bat_client  = !(server);
2592         args.lstio_bat_timeout = timeout;
2593         args.lstio_bat_nmlen   = strlen(batch);
2594         args.lstio_bat_namep   = batch;
2595         args.lstio_bat_resultp = head;
2596
2597         return lst_ioctl(LSTIO_BATCH_QUERY, &args, sizeof(args));
2598 }
2599
2600 void
2601 lst_print_tsb_verbose(cfs_list_t *head,
2602                       int active, int idle, int error)
2603 {
2604         lstcon_rpc_ent_t *ent;
2605
2606         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
2607                 if (ent->rpe_priv[0] == 0 && active)
2608                         continue;
2609
2610                 if (ent->rpe_priv[0] != 0 && idle)
2611                         continue;
2612
2613                 if (ent->rpe_fwk_errno == 0 && error)
2614                         continue;
2615
2616                 fprintf(stdout, "%s [%s]: %s\n",
2617                         libcfs_id2str(ent->rpe_peer),
2618                         lst_node_state2str(ent->rpe_state),
2619                         ent->rpe_rpc_errno != 0 ?
2620                                 strerror(ent->rpe_rpc_errno) :
2621                                 (ent->rpe_priv[0] > 0 ? "Running" : "Idle"));
2622         }
2623 }
2624
2625 int
2626 jt_lst_query_batch(int argc, char **argv)
2627 {
2628         lstcon_test_batch_ent_t ent;
2629         cfs_list_t              head;
2630         char                   *batch   = NULL;
2631         time_t                  last    = 0;
2632         int                     optidx  = 0;
2633         int                     verbose = 0;
2634         int                     server  = 0;
2635         int                     timeout = 5; /* default 5 seconds */
2636         int                     delay   = 5; /* default 5 seconds */
2637         int                     loop    = 1; /* default 1 loop */
2638         int                     active  = 0;
2639         int                     error   = 0;
2640         int                     idle    = 0;
2641         int                     count   = 0;
2642         int                     test    = 0;
2643         int                     rc      = 0;
2644         int                     c       = 0;
2645         int                     i;
2646
2647         static struct option query_batch_opts[] =
2648         {
2649                 {"timeout", required_argument, 0, 'o' },
2650                 {"delay",   required_argument, 0, 'd' },
2651                 {"loop",    required_argument, 0, 'c' },
2652                 {"test",    required_argument, 0, 't' },
2653                 {"server",  no_argument,       0, 's' },
2654                 {"active",  no_argument,       0, 'a' },
2655                 {"idle",    no_argument,       0, 'i' },
2656                 {"error",   no_argument,       0, 'e' },
2657                 {"all",     no_argument,       0, 'l' },
2658                 {0,         0,                 0,  0  }
2659         };
2660
2661         if (session_key == 0) {
2662                 fprintf(stderr,
2663                         "Can't find env LST_SESSION or value is not valid\n");
2664                 return -1;
2665         }
2666
2667         while (1) {
2668                 c = getopt_long(argc, argv, "o:d:c:t:saiel",
2669                                 query_batch_opts, &optidx);
2670
2671                 /* Detect the end of the options. */
2672                 if (c == -1)
2673                         break;
2674
2675                 switch (c) {
2676                 case 'o':
2677                         timeout = atoi(optarg);
2678                         break;
2679                 case 'd':
2680                         delay = atoi(optarg);
2681                         break;
2682                 case 'c':
2683                         loop = atoi(optarg);
2684                         break;
2685                 case 't':
2686                         test = atoi(optarg);
2687                         break;
2688                 case 's':
2689                         server = 1;
2690                         break;
2691                 case 'a':
2692                         active = verbose = 1;
2693                         break;
2694                 case 'i':
2695                         idle = verbose = 1;
2696                         break;
2697                 case 'e':
2698                         error = verbose = 1;
2699                         break;
2700                 case 'l':
2701                         verbose = 1;
2702                         break;
2703                 default:
2704                         lst_print_usage(argv[0]);
2705                         return -1;
2706                 }
2707         }
2708
2709         if (test < 0 || timeout <= 0 || delay <= 0 || loop <= 0) {
2710                 lst_print_usage(argv[0]);
2711                 return -1;
2712         }
2713
2714         if (optind == argc) {
2715                 batch = LST_DEFAULT_BATCH;
2716
2717         } else if (optind == argc - 1) {
2718                 batch = argv[optind];
2719
2720         } else {
2721                 lst_print_usage(argv[0]);
2722                 return -1;
2723         }
2724
2725
2726         CFS_INIT_LIST_HEAD(&head);
2727
2728         if (verbose) {
2729                 rc = lst_info_batch_ioctl(batch, test, server,
2730                                           &ent, NULL, NULL, NULL);
2731                 if (rc != 0) {
2732                         fprintf(stderr, "Failed to query %s [%d]: %s\n",
2733                                 batch, test, strerror(errno));
2734                         return -1;
2735                 }
2736
2737                 count = server ? ent.tbe_srv_nle.nle_nnode :
2738                                  ent.tbe_cli_nle.nle_nnode;
2739                 if (count == 0) {
2740                         fprintf(stdout, "Batch or test is empty\n");
2741                         return 0;
2742                 }
2743         }
2744
2745         rc = lst_alloc_rpcent(&head, count, 0);
2746         if (rc != 0) {
2747                 fprintf(stderr, "Out of memory\n");
2748                 return rc;
2749         }
2750
2751         for (i = 0; i < loop; i++) {
2752                 time_t  now = time(NULL);
2753
2754                 if (now - last < delay) {
2755                         sleep(delay - now + last);
2756                         time(&now);
2757                 }
2758
2759                 last = now;
2760
2761                 rc = lst_query_batch_ioctl(batch, test,
2762                                            server, timeout, &head);
2763                 if (rc == -1) {
2764                         fprintf(stderr, "Failed to query batch: %s\n",
2765                                 strerror(errno));
2766                         break;
2767                 }
2768
2769                 if (verbose) {
2770                         /* Verbose mode */
2771                         lst_print_tsb_verbose(&head, active, idle, error);
2772                         continue;
2773                 }
2774
2775                 fprintf(stdout, "%s [%d] ", batch, test);
2776
2777                 if (lstcon_rpc_stat_failure(&trans_stat, 0) != 0) {
2778                         fprintf(stdout, "%d of %d nodes are unknown, ",
2779                                 lstcon_rpc_stat_failure(&trans_stat, 0),
2780                                 lstcon_rpc_stat_total(&trans_stat, 0));
2781                 }
2782
2783                 if (lstcon_rpc_stat_failure(&trans_stat, 0) == 0 &&
2784                     lstcon_tsbqry_stat_run(&trans_stat, 0)  == 0  &&
2785                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0) {
2786                         fprintf(stdout, "is stopped\n");
2787                         continue;
2788                 }
2789
2790                 if (lstcon_rpc_stat_failure(&trans_stat, 0) == 0 &&
2791                     lstcon_tsbqry_stat_idle(&trans_stat, 0) == 0 &&
2792                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0) {
2793                         fprintf(stdout, "is running\n");
2794                         continue;
2795                 }
2796
2797                 fprintf(stdout, "stopped: %d , running: %d, failed: %d\n",
2798                                 lstcon_tsbqry_stat_idle(&trans_stat, 0),
2799                                 lstcon_tsbqry_stat_run(&trans_stat, 0),
2800                                 lstcon_tsbqry_stat_failure(&trans_stat, 0));
2801         }
2802
2803         lst_free_rpcent(&head);
2804
2805         return rc;
2806 }
2807
2808 int
2809 lst_parse_distribute(char *dstr, int *dist, int *span)
2810 {
2811         *dist = atoi(dstr);
2812         if (*dist <= 0)
2813                 return -1;
2814
2815         dstr = strchr(dstr, ':');
2816         if (dstr == NULL)
2817                 return -1;
2818
2819         *span = atoi(dstr + 1);
2820         if (*span <= 0)
2821                 return -1;
2822
2823         return 0;
2824 }
2825
2826 int
2827 lst_get_bulk_param(int argc, char **argv, lst_test_bulk_param_t *bulk)
2828 {
2829         char   *tok = NULL;
2830         char   *end = NULL;
2831         int     rc  = 0;
2832         int     i   = 0;
2833
2834         bulk->blk_size  = 4096;
2835         bulk->blk_opc   = LST_BRW_READ;
2836         bulk->blk_flags = LST_BRW_CHECK_NONE;
2837
2838         while (i < argc) {
2839                 if (strcasestr(argv[i], "check=") == argv[i] ||
2840                     strcasestr(argv[i], "c=") == argv[i]) {
2841                         tok = strchr(argv[i], '=') + 1;
2842
2843                         if (strcasecmp(tok, "full") == 0) {
2844                                 bulk->blk_flags = LST_BRW_CHECK_FULL;
2845                         } else if (strcasecmp(tok, "simple") == 0) {
2846                                 bulk->blk_flags = LST_BRW_CHECK_SIMPLE;
2847                         } else {
2848                                 fprintf(stderr, "Unknow flag %s\n", tok);
2849                                 return -1;
2850                         }
2851
2852                 } else if (strcasestr(argv[i], "size=") == argv[i] ||
2853                          strcasestr(argv[i], "s=") == argv[i]) {
2854                         tok = strchr(argv[i], '=') + 1;
2855
2856                         bulk->blk_size = strtol(tok, &end, 0);
2857                         if (bulk->blk_size <= 0) {
2858                                 fprintf(stderr, "Invalid size %s\n", tok);
2859                                 return -1;
2860                         }
2861
2862                         if (end == NULL)
2863                                 return 0;
2864
2865                         if (*end == 'k' || *end == 'K')
2866                                 bulk->blk_size *= 1024;
2867                         else if (*end == 'm' || *end == 'M')
2868                                 bulk->blk_size *= 1024 * 1024;
2869
2870                         if (bulk->blk_size > CFS_PAGE_SIZE * LNET_MAX_IOV) {
2871                                 fprintf(stderr, "Size exceed limitation: %d bytes\n",
2872                                         bulk->blk_size);
2873                                 return -1;
2874                         }
2875
2876                 } else if (strcasecmp(argv[i], "read") == 0 ||
2877                            strcasecmp(argv[i], "r") == 0) {
2878                         bulk->blk_opc = LST_BRW_READ;
2879
2880                 } else if (strcasecmp(argv[i], "write") == 0 ||
2881                            strcasecmp(argv[i], "w") == 0) {
2882                         bulk->blk_opc = LST_BRW_WRITE;
2883
2884                 } else {
2885                         fprintf(stderr, "Unknow parameter: %s\n", argv[i]);
2886                         return -1;
2887                 }
2888
2889                 i++;
2890         }
2891
2892         return rc;
2893 }
2894
2895 int
2896 lst_get_test_param(char *test, int argc, char **argv, void **param, int *plen)
2897 {
2898         lst_test_bulk_param_t *bulk = NULL;
2899         int                    type;
2900
2901         type = lst_test_name2type(test);
2902         if (type < 0) {
2903                 fprintf(stderr, "Unknow test name %s\n", test);
2904                 return -1;
2905         }
2906
2907         switch (type) {
2908         case LST_TEST_PING:
2909                 break;
2910
2911         case LST_TEST_BULK:
2912                 bulk = malloc(sizeof(*bulk));
2913                 if (bulk == NULL) {
2914                         fprintf(stderr, "Out of memory\n");
2915                         return -1;
2916                 }
2917
2918                 memset(bulk, 0, sizeof(*bulk));
2919
2920                 if (lst_get_bulk_param(argc, argv, bulk) != 0) {
2921                         free(bulk);
2922                         return -1;
2923                 }
2924
2925                 *param = bulk;
2926                 *plen  = sizeof(*bulk);
2927
2928                 break;
2929
2930         default:
2931                 break;
2932         }
2933
2934         /* TODO: parse more parameter */
2935         return type;
2936 }
2937
2938 int
2939 lst_add_test_ioctl(char *batch, int type, int loop, int concur,
2940                    int dist, int span, char *sgrp, char *dgrp,
2941                    void *param, int plen, int *retp, cfs_list_t *resultp)
2942 {
2943         lstio_test_args_t args = {0};
2944
2945         args.lstio_tes_key        = session_key;
2946         args.lstio_tes_bat_nmlen  = strlen(batch);
2947         args.lstio_tes_bat_name   = batch;
2948         args.lstio_tes_type       = type;
2949         args.lstio_tes_oneside    = 0;
2950         args.lstio_tes_loop       = loop;
2951         args.lstio_tes_concur     = concur;
2952         args.lstio_tes_dist       = dist;
2953         args.lstio_tes_span       = span;
2954         args.lstio_tes_sgrp_nmlen = strlen(sgrp);
2955         args.lstio_tes_sgrp_name  = sgrp;
2956         args.lstio_tes_dgrp_nmlen = strlen(dgrp);
2957         args.lstio_tes_dgrp_name  = dgrp;
2958         args.lstio_tes_param_len  = plen;
2959         args.lstio_tes_param      = param;
2960         args.lstio_tes_retp       = retp;
2961         args.lstio_tes_resultp    = resultp;
2962
2963         return lst_ioctl(LSTIO_TEST_ADD, &args, sizeof(args));
2964 }
2965
2966 int
2967 jt_lst_add_test(int argc, char **argv)
2968 {
2969         cfs_list_t    head;
2970         char         *batch  = NULL;
2971         char         *test   = NULL;
2972         char         *dstr   = NULL;
2973         char         *from   = NULL;
2974         char         *to     = NULL;
2975         void         *param  = NULL;
2976         int           optidx = 0;
2977         int           concur = 1;
2978         int           loop   = -1;
2979         int           dist   = 1;
2980         int           span   = 1;
2981         int           plen   = 0;
2982         int           fcount = 0;
2983         int           tcount = 0;
2984         int           ret    = 0;
2985         int           type;
2986         int           rc;
2987         int           c;
2988
2989         static struct option add_test_opts[] =
2990         {
2991                 {"batch",       required_argument, 0, 'b' },
2992                 {"concurrency", required_argument, 0, 'c' },
2993                 {"distribute",  required_argument, 0, 'd' },
2994                 {"from",        required_argument, 0, 'f' },
2995                 {"to",          required_argument, 0, 't' },
2996                 {"loop",        required_argument, 0, 'l' },
2997                 {0,             0,                 0,  0  }
2998         };
2999
3000         if (session_key == 0) {
3001                 fprintf(stderr,
3002                         "Can't find env LST_SESSION or value is not valid\n");
3003                 return -1;
3004         }
3005
3006         while (1) {
3007                 c = getopt_long(argc, argv, "b:c:d:f:l:t:",
3008                                 add_test_opts, &optidx);
3009
3010                 /* Detect the end of the options. */
3011                 if (c == -1)
3012                         break;
3013
3014                 switch (c) {
3015                 case 'b':
3016                         batch = optarg;
3017                         break;
3018                 case 'c':
3019                         concur = atoi(optarg);
3020                         break;
3021                 case 'd':
3022                         dstr = optarg;
3023                         break;
3024                 case 'f':
3025                         from = optarg;
3026                         break;
3027                 case 'l':
3028                         loop = atoi(optarg);
3029                         break;
3030                 case 't':
3031                         to = optarg;
3032                         break;
3033                 default:
3034                         lst_print_usage(argv[0]);
3035                         return -1;
3036                 }
3037         }
3038
3039         if (optind == argc || from == NULL || to == NULL) {
3040                 lst_print_usage(argv[0]);
3041                 return -1;
3042         }
3043
3044         if (concur <= 0 || concur > LST_MAX_CONCUR) {
3045                 fprintf(stderr, "Invalid concurrency of test: %d\n", concur);
3046                 return -1;
3047         }
3048
3049         if (batch == NULL)
3050                 batch = LST_DEFAULT_BATCH;
3051
3052         if (dstr != NULL) {
3053                 rc = lst_parse_distribute(dstr, &dist, &span);
3054                 if (rc != 0) {
3055                         fprintf(stderr, "Invalid distribution: %s\n", dstr);
3056                         return -1;
3057                 }
3058         }
3059
3060         test = argv[optind++];
3061
3062         argc -= optind;
3063         argv += optind;
3064
3065         type = lst_get_test_param(test, argc, argv, &param, &plen);
3066         if (type < 0) {
3067                 fprintf(stderr, "Failed to add test (%s)\n", test);
3068                 return -1;
3069         }
3070
3071         CFS_INIT_LIST_HEAD(&head);
3072
3073         rc = lst_get_node_count(LST_OPC_GROUP, from, &fcount, NULL);
3074         if (rc != 0) {
3075                 fprintf(stderr, "Can't get count of nodes from %s: %s\n",
3076                         from, strerror(errno));
3077                 goto out;
3078         }
3079
3080         rc = lst_get_node_count(LST_OPC_GROUP, to, &tcount, NULL);
3081         if (rc != 0) {
3082                 fprintf(stderr, "Can't get count of nodes from %s: %s\n",
3083                         to, strerror(errno));
3084                 goto out;
3085         }
3086
3087         rc = lst_alloc_rpcent(&head, fcount > tcount ? fcount : tcount, 0);
3088         if (rc != 0) {
3089                 fprintf(stderr, "Out of memory\n");
3090                 goto out;
3091         }
3092
3093         rc = lst_add_test_ioctl(batch, type, loop, concur,
3094                                 dist, span, from, to, param, plen, &ret, &head);
3095
3096         if (rc == 0) {
3097                 fprintf(stdout, "Test was added successfully\n");
3098                 if (ret != 0) {
3099                         fprintf(stdout, "Server group contains userland test "
3100                                 "nodes, old version of tcplnd can't accept "
3101                                 "connection request\n");
3102                 }
3103
3104                 goto out;
3105         }
3106
3107         if (rc == -1) {
3108                 lst_print_error("test", "Failed to add test: %s\n",
3109                                 strerror(errno));
3110                 goto out;
3111         }
3112
3113         lst_print_transerr(&head, "add test");
3114 out:
3115         lst_free_rpcent(&head);
3116
3117         if (param != NULL)
3118                 free(param);
3119
3120         return rc;
3121 }
3122
3123 static command_t lst_cmdlist[] = {
3124         {"new_session",         jt_lst_new_session,     NULL,
3125          "Usage: lst new_session [--timeout TIME] [--force] [NAME]"                     },
3126         {"end_session",         jt_lst_end_session,     NULL,
3127          "Usage: lst end_session"                                                       },
3128         {"show_session",        jt_lst_show_session,    NULL,
3129          "Usage: lst show_session"                                                      },
3130         {"ping",                jt_lst_ping ,           NULL,
3131          "Usage: lst ping  [--group NAME] [--batch NAME] [--session] [--nodes IDS]"     },
3132         {"add_group",           jt_lst_add_group,       NULL,
3133          "Usage: lst group NAME IDs [IDs]..."                                           },
3134         {"del_group",           jt_lst_del_group,       NULL,
3135          "Usage: lst del_group NAME"                                                    },
3136         {"update_group",        jt_lst_update_group,    NULL,
3137          "Usage: lst update_group NAME [--clean] [--refresh] [--remove IDs]"            },
3138         {"list_group",          jt_lst_list_group,      NULL,
3139           "Usage: lst list_group [--active] [--busy] [--down] [--unknown] GROUP ..."    },
3140         {"stat",                jt_lst_stat,            NULL,
3141          "Usage: lst stat [--bw] [--rate] [--read] [--write] [--max] [--min] [--avg] "
3142          " [--timeout #] [--delay #] GROUP [GROUP]"                                     },
3143         {"show_error",          jt_lst_show_error,      NULL,
3144          "Usage: lst show_error NAME | IDS ..."                                         },
3145         {"add_batch",           jt_lst_add_batch,       NULL,
3146          "Usage: lst add_batch NAME"                                                    },
3147         {"run",                 jt_lst_start_batch,     NULL,
3148          "Usage: lst run [--timeout TIME] [NAME]"                                       },
3149         {"stop",                jt_lst_stop_batch,      NULL,
3150          "Usage: lst stop [--force] BATCH_NAME"                                         },
3151         {"list_batch",          jt_lst_list_batch,      NULL,
3152          "Usage: lst list_batch NAME [--test ID] [--server]"                            },
3153         {"query",               jt_lst_query_batch,     NULL,
3154          "Usage: lst query [--test ID] [--server] [--timeout TIME] NAME"                },
3155         {"add_test",            jt_lst_add_test,        NULL,
3156          "Usage: lst add_test [--batch BATCH] [--loop #] [--concurrency #] "
3157          " [--distribute #:#] [--from GROUP] [--to GROUP] TEST..."                      },
3158         {"help",                Parser_help,            0,     "help"                   },
3159         {0,                     0,                      0,      NULL                    }
3160 };
3161
3162 int
3163 lst_initialize(void)
3164 {
3165         char   *key;
3166
3167         key = getenv("LST_SESSION");
3168
3169         if (key == NULL) {
3170                 session_key = 0;
3171                 return 0;
3172         }
3173
3174         session_key = atoi(key);
3175
3176         return 0;
3177 }
3178
3179 int
3180 main(int argc, char **argv)
3181 {
3182         int rc = 0;
3183
3184         setlinebuf(stdout);
3185
3186         rc = libcfs_arch_init();
3187         if (rc < 0)
3188                 return rc;
3189
3190         rc = lst_initialize();
3191         if (rc < 0)
3192                 goto errorout;
3193
3194         rc = ptl_initialize(argc, argv);
3195         if (rc < 0)
3196                 goto errorout;
3197
3198         Parser_init("lst > ", lst_cmdlist);
3199
3200         if (argc != 1)  {
3201                 rc = Parser_execarg(argc - 1, argv + 1, lst_cmdlist);
3202                 goto errorout;
3203         }
3204
3205         Parser_commands();
3206
3207 errorout:
3208         libcfs_arch_cleanup();
3209         return rc;
3210 }