lnet/utils/lst.c

   1 /*
   2  * GPL HEADER START
   3  *
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 only,
   8  * as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License version 2 for more details (a copy is included
  14  * in the LICENSE file that accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * version 2 along with this program; If not, see
  18  * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
  19  *
  20  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  21  * CA 95054 USA or visit www.sun.com if you need additional information or
  22  * have any questions.
  23  *
  24  * GPL HEADER END
  25  */
  26 /*
  27  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  28  * Use is subject to license terms.
  29  */
  30 /*
  31  * This file is part of Lustre, http://www.lustre.org/
  32  * Lustre is a trademark of Sun Microsystems, Inc.
  33  *
  34  * lnet/selftest/conctl.c
  35  *
  36  * Author: Liang Zhen <liangzhen@clusterfs.com>
  37  */
  38
  39 #define _GNU_SOURCE
  40
  41 #include <libcfs/libcfsutil.h>
  42 #include <lnet/lnetctl.h>
  43 #include <lnet/lnetst.h>
  44 /* NB: these includes are layering violation */
  45 #include <lustre_ver.h>
  46 #include <lustre/lustre_idl.h>
  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
  52 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 50, 0)
  53 /* assume all nodes can understand feature LST_FEAT_BULK_LEN */
  54 static unsigned            session_features = LST_FEATS_MASK;
  55 #else
  56 static unsigned            session_features = LST_FEATS_EMPTY;
  57 #endif
  58
  59 static lstcon_trans_stat_t trans_stat;
  60
  61 typedef struct list_string {
  62         struct list_string *lstr_next;
  63         int                 lstr_sz;
  64         char                lstr_str[0];
  65 } lstr_t;
  66
  67 #ifndef offsetof
  68 # define offsetof(typ,memb)     ((unsigned long)((char *)&(((typ *)0)->memb)))
  69 #endif
  70
  71 static int alloc_count = 0;
  72 static int alloc_nob   = 0;
  73
  74 lstr_t *
  75 alloc_lstr(int sz)
  76 {
  77         lstr_t  *lstr = malloc(offsetof(lstr_t, lstr_str[sz]));
  78
  79         if (lstr == NULL) {
  80                 fprintf(stderr, "Can't allocate lstr\n");
  81                 abort();
  82         }
  83
  84         alloc_nob += sz;
  85         alloc_count++;
  86
  87         lstr->lstr_str[0] = 0;
  88         lstr->lstr_sz = sz;
  89         return lstr;
  90 }
  91
  92 void
  93 free_lstr(lstr_t *lstr)
  94 {
  95         alloc_count--;
  96         alloc_nob -= lstr->lstr_sz;
  97         free(lstr);
  98 }
  99
 100 void
 101 free_lstrs(lstr_t **list)
 102 {
 103         lstr_t   *lstr;
 104
 105         while ((lstr = *list) != NULL) {
 106                 *list = lstr->lstr_next;
 107                 free_lstr(lstr);
 108         }
 109 }
 110
 111 void
 112 new_lstrs(lstr_t **list, char *prefix, char *postfix,
 113           int lo, int hi, int stride)
 114 {
 115         int    n1 = strlen(prefix);
 116         int    n2 = strlen(postfix);
 117         int    sz = n1 + 20 + n2 + 1;
 118
 119         do {
 120                 lstr_t *n = alloc_lstr(sz);
 121
 122                 snprintf(n->lstr_str, sz - 1, "%s%u%s",
 123                          prefix, lo, postfix);
 124
 125                 n->lstr_next = *list;
 126                 *list = n;
 127
 128                 lo += stride;
 129         } while (lo <= hi);
 130 }
 131
 132 int
 133 expand_lstr(lstr_t **list, lstr_t *l)
 134 {
 135         int          nob = strlen(l->lstr_str);
 136         char        *b1;
 137         char        *b2;
 138         char        *expr;
 139         char        *sep;
 140         int          x;
 141         int          y;
 142         int          z;
 143         int          n;
 144
 145         b1 = strchr(l->lstr_str, '[');
 146         if (b1 == NULL) {
 147                 l->lstr_next = *list;
 148                 *list = l;
 149                 return 0;
 150         }
 151
 152         b2 = strchr(b1, ']');
 153         if (b2 == NULL || b2 == b1 + 1)
 154                 return -1;
 155
 156         *b1++ = 0;
 157         *b2++ = 0;
 158         expr = b1;
 159         do {
 160
 161                 sep = strchr(expr, ',');
 162                 if (sep != NULL)
 163                         *sep++ = 0;
 164
 165                 nob = strlen(expr);
 166                 n = nob;
 167                 if (sscanf(expr, "%u%n", &x, &n) >= 1 && n == nob) {
 168                         /* simple number */
 169                         new_lstrs(list, l->lstr_str, b2, x, x, 1);
 170                         continue;
 171                 }
 172
 173                 n = nob;
 174                 if (sscanf(expr, "%u-%u%n", &x, &y, &n) >= 2 && n == nob &&
 175                     x < y) {
 176                         /* simple range */
 177                         new_lstrs(list, l->lstr_str, b2, x, y, 1);
 178                         continue;
 179                 }
 180
 181                 n = nob;
 182                 if (sscanf(expr, "%u-%u/%u%n", &x, &y, &z, &n) >= 3 && n == nob &&
 183                     x < y) {
 184                         /* strided range */
 185                         new_lstrs(list, l->lstr_str, b2, x, y, z);
 186                         continue;
 187                 }
 188
 189                 /* syntax error */
 190                 return -1;
 191         } while ((expr = sep) != NULL);
 192
 193         free_lstr(l);
 194
 195         return 1;
 196 }
 197
 198 int
 199 expand_strs(char *str, lstr_t **head)
 200 {
 201         lstr_t  *list = NULL;
 202         lstr_t  *nlist;
 203         lstr_t  *l;
 204         int      rc = 0;
 205         int      expanded;
 206
 207         l = alloc_lstr(strlen(str) + 1);
 208         memcpy(l->lstr_str, str, strlen(str) + 1);
 209         l->lstr_next = NULL;
 210         list = l;
 211
 212         do {
 213                 expanded = 0;
 214                 nlist = NULL;
 215
 216                 while ((l = list) != NULL) {
 217                         list = l->lstr_next;
 218
 219                         rc = expand_lstr(&nlist, l);
 220                         if (rc < 0) {
 221                                 fprintf(stderr, "Syntax error in \"%s\"\n", str);
 222                                 free_lstr(l);
 223                                 break;
 224                         }
 225
 226                         expanded |= rc > 0;
 227                 }
 228
 229                 /* re-order onto 'list' */
 230                 while ((l = nlist) != NULL) {
 231                         nlist = l->lstr_next;
 232                         l->lstr_next = list;
 233                         list = l;
 234                 }
 235
 236         } while (expanded && rc > 0);
 237
 238         if (rc >= 0) {
 239                 *head = list;
 240                 return 0;
 241         }
 242
 243         while ((l = list) != NULL) {
 244                 list = l->lstr_next;
 245
 246                 free_lstr(l);
 247         }
 248         return rc;
 249 }
 250
 251 int
 252 lst_parse_nids(char *str, int *countp, lnet_process_id_t **idspp)
 253 {
 254         lstr_t  *head = NULL;
 255         lstr_t  *l;
 256         int      c = 0;
 257         int      i;
 258         int      rc;
 259
 260         rc = expand_strs(str, &head);
 261         if (rc != 0)
 262                 goto out;
 263
 264         l = head;
 265         while (l != NULL) {
 266                 l = l->lstr_next;
 267                 c++;
 268         }
 269
 270         *idspp = malloc(c * sizeof(lnet_process_id_t));
 271         if (*idspp == NULL) {
 272                 fprintf(stderr, "Out of memory\n");
 273                 rc = -1;
 274         }
 275
 276         *countp = c;
 277 out:
 278         i = 0;
 279         while ((l = head) != NULL) {
 280                 head = l->lstr_next;
 281
 282                 if (rc == 0) {
 283                         (*idspp)[i].nid = libcfs_str2nid(l->lstr_str);
 284                         if ((*idspp)[i].nid == LNET_NID_ANY) {
 285                                 fprintf(stderr, "Invalid nid: %s\n",
 286                                         l->lstr_str);
 287                                 rc = -1;
 288                         }
 289
 290                         (*idspp)[i].pid = LUSTRE_LNET_PID;
 291                         i++;
 292                 }
 293
 294                 free_lstr(l);
 295         }
 296
 297         if (rc == 0)
 298                 return 0;
 299
 300         free(*idspp);
 301         *idspp = NULL;
 302
 303         return rc;
 304 }
 305
 306 char *
 307 lst_node_state2str(int state)
 308 {
 309         if (state == LST_NODE_ACTIVE)
 310                 return "Active";
 311         if (state == LST_NODE_BUSY)
 312                 return "Busy";
 313         if (state == LST_NODE_DOWN)
 314                 return "Down";
 315
 316         return "Unknown";
 317 }
 318
 319 int
 320 lst_node_str2state(char *str)
 321 {
 322         if (strcasecmp(str, "active") == 0)
 323                 return LST_NODE_ACTIVE;
 324         if (strcasecmp(str, "busy") == 0)
 325                 return LST_NODE_BUSY;
 326         if (strcasecmp(str, "down") == 0)
 327                 return LST_NODE_DOWN;
 328         if (strcasecmp(str, "unknown") == 0)
 329                 return LST_NODE_UNKNOWN;
 330         if (strcasecmp(str, "invalid") == 0)
 331                 return (LST_NODE_UNKNOWN | LST_NODE_DOWN | LST_NODE_BUSY);
 332
 333         return -1;
 334 }
 335
 336 char *
 337 lst_test_type2name(int type)
 338 {
 339         if (type == LST_TEST_PING)
 340                 return "ping";
 341         if (type == LST_TEST_BULK)
 342                 return "brw";
 343
 344         return "unknown";
 345 }
 346
 347 int
 348 lst_test_name2type(char *name)
 349 {
 350         if (strcasecmp(name, "ping") == 0)
 351                 return LST_TEST_PING;
 352         if (strcasecmp(name, "brw") == 0)
 353                 return LST_TEST_BULK;
 354
 355         return -1;
 356 }
 357
 358 void
 359 lst_print_usage(char *cmd)
 360 {
 361         Parser_printhelp(cmd);
 362 }
 363
 364 void
 365 lst_print_error(char *sub, const char *def_format, ...)
 366 {
 367         va_list ap;
 368
 369         /* local error returned from kernel */
 370         switch (errno) {
 371         case ESRCH:
 372                 fprintf(stderr, "No session exists\n");
 373                 return;
 374         case ESHUTDOWN:
 375                 fprintf(stderr, "Session is shutting down\n");
 376                 return;
 377         case EACCES:
 378                 fprintf(stderr, "Unmatched session key or not root\n");
 379                 return;
 380         case ENOENT:
 381                 fprintf(stderr, "Can't find %s in current session\n", sub);
 382                 return;
 383         case EINVAL:
 384                 fprintf(stderr, "Invalid parameters list in command line\n");
 385                 return;
 386         case EFAULT:
 387                 fprintf(stderr, "Bad parameter address\n");
 388                 return;
 389         case EEXIST:
 390                 fprintf(stderr, "%s already exists\n", sub);
 391                 return;
 392         default:
 393                 va_start(ap, def_format);
 394                 vfprintf(stderr, def_format, ap);
 395                 va_end(ap);
 396
 397                 return;
 398         }
 399 }
 400
 401 void
 402 lst_free_rpcent(cfs_list_t *head)
 403 {
 404         lstcon_rpc_ent_t *ent;
 405
 406         while (!cfs_list_empty(head)) {
 407                 ent = cfs_list_entry(head->next, lstcon_rpc_ent_t, rpe_link);
 408
 409                 cfs_list_del(&ent->rpe_link);
 410                 free(ent);
 411         }
 412 }
 413
 414 void
 415 lst_reset_rpcent(cfs_list_t *head)
 416 {
 417         lstcon_rpc_ent_t *ent;
 418
 419         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
 420                 ent->rpe_sid      = LST_INVALID_SID;
 421                 ent->rpe_peer.nid = LNET_NID_ANY;
 422                 ent->rpe_peer.pid = LNET_PID_ANY;
 423                 ent->rpe_rpc_errno = ent->rpe_fwk_errno = 0;
 424         }
 425 }
 426
 427 int
 428 lst_alloc_rpcent(cfs_list_t *head, int count, int offset)
 429 {
 430         lstcon_rpc_ent_t *ent;
 431         int               i;
 432
 433         for (i = 0; i < count; i++) {
 434                 ent = malloc(offsetof(lstcon_rpc_ent_t, rpe_payload[offset]));
 435                 if (ent == NULL) {
 436                         lst_free_rpcent(head);
 437                         return -1;
 438                 }
 439
 440                 memset(ent, 0, offsetof(lstcon_rpc_ent_t, rpe_payload[offset]));
 441
 442                 ent->rpe_sid      = LST_INVALID_SID;
 443                 ent->rpe_peer.nid = LNET_NID_ANY;
 444                 ent->rpe_peer.pid = LNET_PID_ANY;
 445                 cfs_list_add(&ent->rpe_link, head);
 446         }
 447
 448         return 0;
 449 }
 450
 451 void
 452 lst_print_transerr(cfs_list_t *head, char *optstr)
 453 {
 454         lstcon_rpc_ent_t  *ent;
 455
 456         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
 457                 if (ent->rpe_rpc_errno == 0 && ent->rpe_fwk_errno == 0)
 458                         continue;
 459
 460                 if (ent->rpe_rpc_errno != 0) {
 461                         fprintf(stderr, "%s RPC failed on %s: %s\n",
 462                                 optstr, libcfs_id2str(ent->rpe_peer),
 463                                 strerror(ent->rpe_rpc_errno));
 464                         continue;
 465                 }
 466
 467                 fprintf(stderr, "operation %s failed on %s: %s\n",
 468                         optstr, libcfs_id2str(ent->rpe_peer),
 469                         strerror(ent->rpe_fwk_errno));
 470         }
 471 }
 472
 473 int lst_info_batch_ioctl(char *batch, int test, int server,
 474                         lstcon_test_batch_ent_t *entp, int *idxp,
 475                         int *ndentp, lstcon_node_ent_t *dentsp);
 476
 477 int lst_info_group_ioctl(char *name, lstcon_ndlist_ent_t *gent,
 478                          int *idx, int *count, lstcon_node_ent_t *dents);
 479
 480 int lst_query_batch_ioctl(char *batch, int test, int server,
 481                           int timeout, cfs_list_t *head);
 482
 483 int
 484 lst_ioctl(unsigned int opc, void *buf, int len)
 485 {
 486         struct libcfs_ioctl_data data;
 487         int    rc;
 488
 489         LIBCFS_IOC_INIT (data);
 490         data.ioc_u32[0]  = opc;
 491         data.ioc_plen1   = len;
 492         data.ioc_pbuf1   = (char *)buf;
 493         data.ioc_plen2   = sizeof(trans_stat);
 494         data.ioc_pbuf2   = (char *)&trans_stat;
 495
 496         memset(&trans_stat, 0, sizeof(trans_stat));
 497
 498         rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_LNETST, &data);
 499
 500         /* local error, no valid RPC result */
 501         if (rc != 0)
 502                 return -1;
 503
 504         /* RPC error */
 505         if (trans_stat.trs_rpc_errno != 0)
 506                 return -2;
 507
 508         /* Framework error */
 509         if (trans_stat.trs_fwk_errno != 0)
 510                 return -3;
 511
 512         return 0;
 513 }
 514
 515 int
 516 lst_new_session_ioctl(char *name, int timeout, int force, lst_sid_t *sid)
 517 {
 518         lstio_session_new_args_t args = {0};
 519
 520         args.lstio_ses_key     = session_key;
 521         args.lstio_ses_timeout = timeout;
 522         args.lstio_ses_force   = force;
 523         args.lstio_ses_idp     = sid;
 524         args.lstio_ses_feats   = session_features;
 525         args.lstio_ses_nmlen   = strlen(name);
 526         args.lstio_ses_namep   = name;
 527
 528         return lst_ioctl (LSTIO_SESSION_NEW, &args, sizeof(args));
 529 }
 530
 531 int
 532 jt_lst_new_session(int argc,  char **argv)
 533 {
 534         char  buf[LST_NAME_SIZE];
 535         char *name;
 536         int   optidx  = 0;
 537         int   timeout = 300;
 538         int   force   = 0;
 539         int   c;
 540         int   rc;
 541
 542         static struct option session_opts[] =
 543         {
 544                 {"timeout", required_argument,  0, 't' },
 545                 {"force",   no_argument,        0, 'f' },
 546                 {0,         0,                  0,  0  }
 547         };
 548
 549         if (session_key == 0) {
 550                 fprintf(stderr,
 551                         "Can't find env LST_SESSION or value is not valid\n");
 552                 return -1;
 553         }
 554
 555         while (1) {
 556
 557                 c = getopt_long(argc, argv, "ft:",
 558                                 session_opts, &optidx);
 559
 560                 if (c == -1)
 561                         break;
 562
 563                 switch (c) {
 564                 case 'f':
 565                         force = 1;
 566                         break;
 567                 case 't':
 568                         timeout = atoi(optarg);
 569                         break;
 570                 default:
 571                         lst_print_usage(argv[0]);
 572                         return -1;
 573                 }
 574         }
 575
 576         if (timeout <= 0) {
 577                 fprintf(stderr, "Invalid timeout value\n");
 578                 return -1;
 579         }
 580
 581         if (optind == argc - 1) {
 582                 name = argv[optind ++];
 583                 if (strlen(name) >= LST_NAME_SIZE) {
 584                         fprintf(stderr, "Name size is limited to %d\n",
 585                                 LST_NAME_SIZE - 1);
 586                         return -1;
 587                 }
 588
 589         } else if (optind == argc) {
 590                 char           user[LST_NAME_SIZE];
 591                 char           host[LST_NAME_SIZE];
 592                 struct passwd *pw = getpwuid(getuid());
 593
 594                 if (pw == NULL)
 595                         snprintf(user, sizeof(user), "%d", (int)getuid());
 596                 else
 597                         snprintf(user, sizeof(user), "%s", pw->pw_name);
 598
 599                 rc = gethostname(host, sizeof(host));
 600                 if (rc != 0)
 601                         snprintf(host, sizeof(host), "unknown_host");
 602
 603                 snprintf(buf, LST_NAME_SIZE, "%s@%s", user, host);
 604                 name = buf;
 605
 606         } else {
 607                 lst_print_usage(argv[0]);
 608                 return -1;
 609         }
 610
 611         rc = lst_new_session_ioctl(name, timeout, force, &session_id);
 612         if (rc != 0) {
 613                 lst_print_error("session", "Failed to create session: %s\n",
 614                                 strerror(errno));
 615                 return rc;
 616         }
 617
 618         fprintf(stdout, "SESSION: %s FEATURES: %x TIMEOUT: %d FORCE: %s\n",
 619                 name, session_features, timeout, force ? "Yes" : "No");
 620         return 0;
 621 }
 622
 623 int
 624 lst_session_info_ioctl(char *name, int len, int *key, unsigned *featp,
 625                        lst_sid_t *sid, lstcon_ndlist_ent_t *ndinfo)
 626 {
 627         lstio_session_info_args_t args = {0};
 628
 629         args.lstio_ses_idp     = sid;
 630         args.lstio_ses_keyp    = key;
 631         args.lstio_ses_featp   = featp;
 632         args.lstio_ses_ndinfo  = ndinfo;
 633         args.lstio_ses_nmlen   = len;
 634         args.lstio_ses_namep   = name;
 635
 636         return lst_ioctl(LSTIO_SESSION_INFO, &args, sizeof(args));
 637 }
 638
 639 int
 640 jt_lst_show_session(int argc, char **argv)
 641 {
 642         lstcon_ndlist_ent_t ndinfo;
 643         lst_sid_t           sid;
 644         char                name[LST_NAME_SIZE];
 645         unsigned            feats;
 646         int                 key;
 647         int                 rc;
 648
 649         rc = lst_session_info_ioctl(name, LST_NAME_SIZE, &key,
 650                                     &feats, &sid, &ndinfo);
 651
 652         if (rc != 0) {
 653                 lst_print_error("session", "Failed to show session: %s\n",
 654                                 strerror(errno));
 655                 return -1;
 656         }
 657
 658         fprintf(stdout, "%s ID: "LPU64"@%s, KEY: %d FEATURES: %x NODES: %d\n",
 659                 name, sid.ses_stamp, libcfs_nid2str(sid.ses_nid),
 660                 key, feats, ndinfo.nle_nnode);
 661
 662         return 0;
 663 }
 664
 665 int
 666 lst_end_session_ioctl(void)
 667 {
 668         lstio_session_end_args_t args = {0};
 669
 670         args.lstio_ses_key =  session_key;
 671         return lst_ioctl (LSTIO_SESSION_END, &args, sizeof(args));
 672 }
 673
 674 int
 675 jt_lst_end_session(int argc, char **argv)
 676 {
 677         int             rc;
 678
 679         if (session_key == 0) {
 680                 fprintf(stderr,
 681                         "Can't find env LST_SESSION or value is not valid\n");
 682                 return -1;
 683         }
 684
 685         rc = lst_end_session_ioctl();
 686
 687         if (rc == 0) {
 688                 fprintf(stdout, "session is ended\n");
 689                 return 0;
 690         }
 691
 692         if (rc == -1) {
 693                 lst_print_error("session", "Failed to end session: %s\n",
 694                                 strerror(errno));
 695                 return rc;
 696         }
 697
 698         if (trans_stat.trs_rpc_errno != 0) {
 699                 fprintf(stderr,
 700                         "[RPC] Failed to send %d session RPCs: %s\n",
 701                         lstcon_rpc_stat_failure(&trans_stat, 0),
 702                         strerror(trans_stat.trs_rpc_errno));
 703         }
 704
 705         if (trans_stat.trs_fwk_errno != 0) {
 706                 fprintf(stderr,
 707                         "[FWK] Failed to end session on %d nodes: %s\n",
 708                         lstcon_sesop_stat_failure(&trans_stat, 0),
 709                         strerror(trans_stat.trs_fwk_errno));
 710         }
 711
 712         return rc;
 713 }
 714
 715 int
 716 lst_ping_ioctl(char *str, int type, int timeout,
 717                int count, lnet_process_id_t *ids, cfs_list_t *head)
 718 {
 719         lstio_debug_args_t args = {0};
 720
 721         args.lstio_dbg_key     = session_key;
 722         args.lstio_dbg_type    = type;
 723         args.lstio_dbg_flags   = 0;
 724         args.lstio_dbg_timeout = timeout;
 725         args.lstio_dbg_nmlen   = (str == NULL) ? 0: strlen(str);
 726         args.lstio_dbg_namep   = str;
 727         args.lstio_dbg_count   = count;
 728         args.lstio_dbg_idsp    = ids;
 729         args.lstio_dbg_resultp = head;
 730
 731         return lst_ioctl (LSTIO_DEBUG, &args, sizeof(args));
 732 }
 733
 734 int
 735 lst_get_node_count(int type, char *str, int *countp, lnet_process_id_t **idspp)
 736 {
 737         char                    buf[LST_NAME_SIZE];
 738         lstcon_test_batch_ent_t ent;
 739         lstcon_ndlist_ent_t    *entp = &ent.tbe_cli_nle;
 740         lst_sid_t               sid;
 741         unsigned                feats;
 742         int                     key;
 743         int                     rc;
 744
 745         switch (type) {
 746         case LST_OPC_SESSION:
 747                 rc = lst_session_info_ioctl(buf, LST_NAME_SIZE,
 748                                             &key, &feats, &sid, entp);
 749                 break;
 750
 751         case LST_OPC_BATCHSRV:
 752                 entp = &ent.tbe_srv_nle;
 753         case LST_OPC_BATCHCLI:
 754                 rc = lst_info_batch_ioctl(str, 0, 0, &ent, NULL, NULL, NULL);
 755                 break;
 756
 757         case LST_OPC_GROUP:
 758                 rc = lst_info_group_ioctl(str, entp, NULL, NULL, NULL);
 759                 break;
 760
 761         case LST_OPC_NODES:
 762                 rc = lst_parse_nids(str, &entp->nle_nnode, idspp) < 0 ? -1 : 0;
 763                 break;
 764
 765         default:
 766                 rc = -1;
 767                 break;
 768         }
 769
 770         if (rc == 0)
 771                 *countp = entp->nle_nnode;
 772
 773         return rc;
 774 }
 775
 776 int
 777 jt_lst_ping(int argc,  char **argv)
 778 {
 779         cfs_list_t         head;
 780         lnet_process_id_t *ids = NULL;
 781         lstcon_rpc_ent_t  *ent = NULL;
 782         char              *str = NULL;
 783         int                optidx  = 0;
 784         int                server  = 0;
 785         int                timeout = 5;
 786         int                count   = 0;
 787         int                type    = 0;
 788         int                rc      = 0;
 789         int                c;
 790
 791         static struct option ping_opts[] =
 792         {
 793                 {"session", no_argument,       0, 's' },
 794                 {"server",  no_argument,       0, 'v' },
 795                 {"batch",   required_argument, 0, 'b' },
 796                 {"group",   required_argument, 0, 'g' },
 797                 {"nodes",   required_argument, 0, 'n' },
 798                 {"timeout", required_argument, 0, 't' },
 799                 {0,         0,                 0,  0  }
 800         };
 801
 802         if (session_key == 0) {
 803                 fprintf(stderr,
 804                         "Can't find env LST_SESSION or value is not valid\n");
 805                 return -1;
 806         }
 807
 808         while (1) {
 809
 810                 c = getopt_long(argc, argv, "g:b:n:t:sv",
 811                                 ping_opts, &optidx);
 812
 813                 if (c == -1)
 814                         break;
 815
 816                 switch (c) {
 817                 case 's':
 818                         type = LST_OPC_SESSION;
 819                         break;
 820
 821                 case 'g':
 822                         type = LST_OPC_GROUP;
 823                         str = optarg;
 824                         break;
 825
 826                 case 'b':
 827                         type = LST_OPC_BATCHCLI;
 828                         str = optarg;
 829                         break;
 830
 831                 case 'n':
 832                         type = LST_OPC_NODES;
 833                         str = optarg;
 834                         break;
 835
 836                 case 't':
 837                         timeout = atoi(optarg);
 838                         break;
 839
 840                 case 'v':
 841                         server = 1;
 842                         break;
 843
 844                 default:
 845                         lst_print_usage(argv[0]);
 846                         return -1;
 847                 }
 848         }
 849
 850         if (type == 0 || timeout <= 0 || optind != argc) {
 851                 lst_print_usage(argv[0]);
 852                 return -1;
 853         }
 854
 855         if (type == LST_OPC_BATCHCLI && server)
 856                 type = LST_OPC_BATCHSRV;
 857
 858         rc = lst_get_node_count(type, str, &count, &ids);
 859         if (rc < 0) {
 860                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
 861                         (str == NULL) ? "session" : str, strerror(errno));
 862                 return -1;
 863         }
 864
 865         CFS_INIT_LIST_HEAD(&head);
 866
 867         rc = lst_alloc_rpcent(&head, count, LST_NAME_SIZE);
 868         if (rc != 0) {
 869                 fprintf(stderr, "Out of memory\n");
 870                 goto out;
 871         }
 872
 873         if (count == 0) {
 874                 fprintf(stdout, "Target %s is empty\n",
 875                         (str == NULL) ? "session" : str);
 876                 goto out;
 877         }
 878
 879         rc = lst_ping_ioctl(str, type, timeout, count, ids, &head);
 880         if (rc == -1) { /* local failure */
 881                 lst_print_error("debug", "Failed to ping %s: %s\n",
 882                                 (str == NULL) ? "session" : str,
 883                                 strerror(errno));
 884                 rc = -1;
 885                 goto out;
 886         }
 887
 888         /* ignore RPC errors and framwork errors */
 889         cfs_list_for_each_entry_typed(ent, &head, lstcon_rpc_ent_t, rpe_link) {
 890                 fprintf(stdout, "\t%s: %s [session: %s id: %s]\n",
 891                         libcfs_id2str(ent->rpe_peer),
 892                         lst_node_state2str(ent->rpe_state),
 893                         (ent->rpe_state == LST_NODE_ACTIVE ||
 894                          ent->rpe_state == LST_NODE_BUSY)?
 895                                  (ent->rpe_rpc_errno == 0 ?
 896                                          &ent->rpe_payload[0] : "Unknown") :
 897                                  "<NULL>", libcfs_nid2str(ent->rpe_sid.ses_nid));
 898         }
 899
 900 out:
 901         lst_free_rpcent(&head);
 902
 903         if (ids != NULL)
 904                 free(ids);
 905
 906         return rc;
 907
 908 }
 909
 910 int
 911 lst_add_nodes_ioctl (char *name, int count, lnet_process_id_t *ids,
 912                      unsigned *featp, cfs_list_t *resultp)
 913 {
 914         lstio_group_nodes_args_t args = {0};
 915
 916         args.lstio_grp_key     = session_key;
 917         args.lstio_grp_nmlen   = strlen(name);
 918         args.lstio_grp_namep   = name;
 919         args.lstio_grp_count   = count;
 920         args.lstio_grp_featp   = featp;
 921         args.lstio_grp_idsp    = ids;
 922         args.lstio_grp_resultp = resultp;
 923
 924         return lst_ioctl(LSTIO_NODES_ADD, &args, sizeof(args));
 925 }
 926
 927 int
 928 lst_add_group_ioctl (char *name)
 929 {
 930         lstio_group_add_args_t args = {0};
 931
 932         args.lstio_grp_key     =  session_key;
 933         args.lstio_grp_nmlen   =  strlen(name);
 934         args.lstio_grp_namep   =  name;
 935
 936         return lst_ioctl(LSTIO_GROUP_ADD, &args, sizeof(args));
 937 }
 938
 939 int
 940 jt_lst_add_group(int argc, char **argv)
 941 {
 942         cfs_list_t         head;
 943         lnet_process_id_t *ids;
 944         char              *name;
 945         unsigned           feats = session_features;
 946         int                count;
 947         int                rc;
 948         int                i;
 949
 950         if (session_key == 0) {
 951                 fprintf(stderr,
 952                         "Can't find env LST_SESSION or value is not valid\n");
 953                 return -1;
 954         }
 955
 956         if (argc < 3) {
 957                 lst_print_usage(argv[0]);
 958                 return -1;
 959         }
 960
 961         name = argv[1];
 962         if (strlen(name) >= LST_NAME_SIZE) {
 963                 fprintf(stderr, "Name length is limited to %d\n",
 964                         LST_NAME_SIZE - 1);
 965                 return -1;
 966         }
 967
 968         rc = lst_add_group_ioctl(name);
 969         if (rc != 0) {
 970                 lst_print_error("group", "Failed to add group %s: %s\n",
 971                                 name, strerror(errno));
 972                 return -1;
 973         }
 974
 975         CFS_INIT_LIST_HEAD(&head);
 976
 977         for (i = 2; i < argc; i++) {
 978                 /* parse address list */
 979                 rc = lst_parse_nids(argv[i], &count, &ids);
 980                 if (rc < 0) {
 981                         fprintf(stderr, "Ignore invalid id list %s\n",
 982                                 argv[i]);
 983                         continue;
 984                 }
 985
 986                 if (count == 0)
 987                         continue;
 988
 989                 rc = lst_alloc_rpcent(&head, count, 0);
 990                 if (rc != 0) {
 991                         fprintf(stderr, "Out of memory\n");
 992                         return -1;
 993                 }
 994
 995                 rc = lst_add_nodes_ioctl(name, count, ids, &feats, &head);
 996
 997                 free(ids);
 998
 999                 if (rc != 0)
1000                         goto failed;
1001
1002                 fprintf(stdout, "%s are added to session\n", argv[i]);
1003
1004                 if ((feats & session_features) != session_features) {
1005                         fprintf(stdout,
1006                                 "Warning, this session will run with "
1007                                 "compatible mode because some test nodes "
1008                                 "might not understand these features: %x\n",
1009                                 (~feats & session_features));
1010                 }
1011
1012                 lst_free_rpcent(&head);
1013         }
1014
1015         return 0;
1016
1017 failed:
1018         if (rc == -1) {
1019                 lst_print_error("group", "Failed to add nodes %s: %s\n",
1020                                 argv[i], strerror(errno));
1021
1022         } else {
1023                 if (trans_stat.trs_fwk_errno == EPROTO) {
1024                         fprintf(stderr,
1025                                 "test nodes might have different LST "
1026                                 "features, please disable some features by "
1027                                 "setting LST_FEATURES\n");
1028                 }
1029
1030                 lst_print_transerr(&head, "create session");
1031         }
1032
1033         lst_free_rpcent(&head);
1034
1035         return rc;
1036 }
1037
1038 int
1039 lst_del_group_ioctl (char *name)
1040 {
1041         lstio_group_del_args_t args = {0};
1042
1043         args.lstio_grp_key   = session_key;
1044         args.lstio_grp_nmlen = strlen(name);
1045         args.lstio_grp_namep = name;
1046
1047         return lst_ioctl(LSTIO_GROUP_DEL, &args, sizeof(args));
1048 }
1049
1050 int
1051 jt_lst_del_group(int argc, char **argv)
1052 {
1053         int     rc;
1054
1055         if (session_key == 0) {
1056                 fprintf(stderr,
1057                         "Can't find env LST_SESSION or value is not valid\n");
1058                 return -1;
1059         }
1060
1061         if (argc != 2) {
1062                 lst_print_usage(argv[0]);
1063                 return -1;
1064         }
1065
1066         rc = lst_del_group_ioctl(argv[1]);
1067         if (rc == 0) {
1068                 fprintf(stdout, "Group is deleted\n");
1069                 return 0;
1070         }
1071
1072         if (rc == -1) {
1073                 lst_print_error("group", "Failed to delete group: %s\n",
1074                                 strerror(errno));
1075                 return rc;
1076         }
1077
1078         fprintf(stderr, "Group is deleted with some errors\n");
1079
1080         if (trans_stat.trs_rpc_errno != 0) {
1081                 fprintf(stderr, "[RPC] Failed to send %d end session RPCs: %s\n",
1082                         lstcon_rpc_stat_failure(&trans_stat, 0),
1083                         strerror(trans_stat.trs_rpc_errno));
1084         }
1085
1086         if (trans_stat.trs_fwk_errno != 0) {
1087                 fprintf(stderr,
1088                         "[FWK] Failed to end session on %d nodes: %s\n",
1089                         lstcon_sesop_stat_failure(&trans_stat, 0),
1090                         strerror(trans_stat.trs_fwk_errno));
1091         }
1092
1093         return -1;
1094 }
1095
1096 int
1097 lst_update_group_ioctl(int opc, char *name, int clean, int count,
1098                        lnet_process_id_t *ids, cfs_list_t *resultp)
1099 {
1100         lstio_group_update_args_t args = {0};
1101
1102         args.lstio_grp_key      = session_key;
1103         args.lstio_grp_opc      = opc;
1104         args.lstio_grp_args     = clean;
1105         args.lstio_grp_nmlen    = strlen(name);
1106         args.lstio_grp_namep    = name;
1107         args.lstio_grp_count    = count;
1108         args.lstio_grp_idsp     = ids;
1109         args.lstio_grp_resultp  = resultp;
1110
1111         return lst_ioctl(LSTIO_GROUP_UPDATE, &args, sizeof(args));
1112 }
1113
1114 int
1115 jt_lst_update_group(int argc, char **argv)
1116 {
1117         cfs_list_t         head;
1118         lnet_process_id_t *ids = NULL;
1119         char              *str = NULL;
1120         char              *grp = NULL;
1121         int                optidx = 0;
1122         int                count = 0;
1123         int                clean = 0;
1124         int                opc = 0;
1125         int                rc;
1126         int                c;
1127
1128         static struct option update_group_opts[] =
1129         {
1130                 {"refresh", no_argument,       0, 'f' },
1131                 {"clean",   required_argument, 0, 'c' },
1132                 {"remove",  required_argument, 0, 'r' },
1133                 {0,         0,                 0,  0  }
1134         };
1135
1136         if (session_key == 0) {
1137                 fprintf(stderr,
1138                         "Can't find env LST_SESSION or value is not valid\n");
1139                 return -1;
1140         }
1141
1142         while (1) {
1143                 c = getopt_long(argc, argv, "fc:r:",
1144                                 update_group_opts, &optidx);
1145
1146                 /* Detect the end of the options. */
1147                 if (c == -1)
1148                         break;
1149
1150                 switch (c) {
1151                 case 'f':
1152                         if (opc != 0) {
1153                                 lst_print_usage(argv[0]);
1154                                 return -1;
1155                         }
1156                         opc = LST_GROUP_REFRESH;
1157                         break;
1158
1159                 case 'r':
1160                         if (opc != 0) {
1161                                 lst_print_usage(argv[0]);
1162                                 return -1;
1163                         }
1164                         opc = LST_GROUP_RMND;
1165                         str = optarg;
1166                         break;
1167
1168                 case 'c':
1169                         clean = lst_node_str2state(optarg);
1170                         if (opc != 0 || clean <= 0) {
1171                                 lst_print_usage(argv[0]);
1172                                 return -1;
1173                         }
1174                         opc = LST_GROUP_CLEAN;
1175                         break;
1176
1177                 default:
1178                         lst_print_usage(argv[0]);
1179                         return -1;
1180                 }
1181         }
1182
1183         /* no OPC or group is specified */
1184         if (opc == 0 || optind != argc - 1) {
1185                 lst_print_usage(argv[0]);
1186                 return -1;
1187         }
1188
1189         grp = argv[optind];
1190
1191         CFS_INIT_LIST_HEAD(&head);
1192
1193         if (opc == LST_GROUP_RMND || opc == LST_GROUP_REFRESH) {
1194                 rc = lst_get_node_count(opc == LST_GROUP_RMND ? LST_OPC_NODES :
1195                                                                 LST_OPC_GROUP,
1196                                         opc == LST_GROUP_RMND ? str : grp,
1197                                         &count, &ids);
1198
1199                 if (rc != 0) {
1200                         fprintf(stderr, "Can't get count of nodes from %s: %s\n",
1201                                 opc == LST_GROUP_RMND ? str : grp,
1202                                 strerror(errno));
1203                         return -1;
1204                 }
1205
1206                 rc = lst_alloc_rpcent(&head, count, 0);
1207                 if (rc != 0) {
1208                         fprintf(stderr, "Out of memory\n");
1209                         free(ids);
1210                         return -1;
1211                 }
1212
1213         }
1214
1215         rc = lst_update_group_ioctl(opc, grp, clean, count, ids, &head);
1216
1217         if (ids != NULL)
1218                 free(ids);
1219
1220         if (rc == 0) {
1221                 lst_free_rpcent(&head);
1222                 return 0;
1223         }
1224
1225         if (rc == -1) {
1226                 lst_free_rpcent(&head);
1227                 lst_print_error("group", "Failed to update group: %s\n",
1228                                 strerror(errno));
1229                 return rc;
1230         }
1231
1232         lst_print_transerr(&head, "Updating group");
1233
1234         lst_free_rpcent(&head);
1235
1236         return rc;
1237 }
1238
1239 int
1240 lst_list_group_ioctl(int len, char *name, int idx)
1241 {
1242         lstio_group_list_args_t args = {0};
1243
1244         args.lstio_grp_key   = session_key;
1245         args.lstio_grp_idx   = idx;
1246         args.lstio_grp_nmlen = len;
1247         args.lstio_grp_namep = name;
1248
1249         return lst_ioctl(LSTIO_GROUP_LIST, &args, sizeof(args));
1250 }
1251
1252 int
1253 lst_info_group_ioctl(char *name, lstcon_ndlist_ent_t *gent,
1254                      int *idx, int *count, lstcon_node_ent_t *dents)
1255 {
1256         lstio_group_info_args_t args = {0};
1257
1258         args.lstio_grp_key    = session_key;
1259         args.lstio_grp_nmlen  = strlen(name);
1260         args.lstio_grp_namep  = name;
1261         args.lstio_grp_entp   = gent;
1262         args.lstio_grp_idxp   = idx;
1263         args.lstio_grp_ndentp = count;
1264         args.lstio_grp_dentsp = dents;
1265
1266         return lst_ioctl(LSTIO_GROUP_INFO, &args, sizeof(args));
1267 }
1268
1269 int
1270 lst_list_group_all(void)
1271 {
1272         char  name[LST_NAME_SIZE];
1273         int   rc;
1274         int   i;
1275
1276         /* no group is specified, list name of all groups */
1277         for (i = 0; ; i++) {
1278                 rc = lst_list_group_ioctl(LST_NAME_SIZE, name, i);
1279                 if (rc == 0) {
1280                         fprintf(stdout, "%d) %s\n", i + 1, name);
1281                         continue;
1282                 }
1283
1284                 if (errno == ENOENT)
1285                         break;
1286
1287                 lst_print_error("group", "Failed to list group: %s\n",
1288                                 strerror(errno));
1289                 return -1;
1290         }
1291
1292         fprintf(stdout, "Total %d groups\n", i);
1293
1294         return 0;
1295 }
1296
1297 #define LST_NODES_TITLE "\tACTIVE\tBUSY\tDOWN\tUNKNOWN\tTOTAL\n"
1298
1299 int
1300 jt_lst_list_group(int argc, char **argv)
1301 {
1302         lstcon_ndlist_ent_t  gent;
1303         lstcon_node_ent_t   *dents;
1304         int               optidx  = 0;
1305         int               verbose = 0;
1306         int               active  = 0;
1307         int               busy    = 0;
1308         int               down    = 0;
1309         int               unknown = 0;
1310         int               all     = 0;
1311         int               count;
1312         int               index;
1313         int               i;
1314         int               j;
1315         int               c;
1316         int               rc = 0;
1317
1318         static struct option list_group_opts[] =
1319         {
1320                 {"active",  no_argument, 0, 'a' },
1321                 {"busy",    no_argument, 0, 'b' },
1322                 {"down",    no_argument, 0, 'd' },
1323                 {"unknown", no_argument, 0, 'u' },
1324                 {"all",     no_argument, 0, 'l' },
1325                 {0,         0,           0,  0  }
1326         };
1327
1328         if (session_key == 0) {
1329                 fprintf(stderr,
1330                         "Can't find env LST_SESSION or value is not valid\n");
1331                 return -1;
1332         }
1333
1334         while (1) {
1335                 c = getopt_long(argc, argv, "abdul",
1336                                 list_group_opts, &optidx);
1337
1338                 if (c == -1)
1339                         break;
1340
1341                 switch (c) {
1342                 case 'a':
1343                         verbose = active = 1;
1344                         all = 0;
1345                         break;
1346                 case 'b':
1347                         verbose = busy = 1;
1348                         all = 0;
1349                         break;
1350                 case 'd':
1351                         verbose = down = 1;
1352                         all = 0;
1353                         break;
1354                 case 'u':
1355                         verbose = unknown = 1;
1356                         all = 0;
1357                         break;
1358                 case 'l':
1359                         verbose = all = 1;
1360                         break;
1361                 default:
1362                         lst_print_usage(argv[0]);
1363                         return -1;
1364                 }
1365         }
1366
1367         if (optind == argc) {
1368                 /* no group is specified, list name of all groups */
1369                 rc = lst_list_group_all();
1370
1371                 return rc;
1372         }
1373
1374         if (!verbose)
1375                 fprintf(stdout, LST_NODES_TITLE);
1376
1377         /* list nodes in specified groups */
1378         for (i = optind; i < argc; i++) {
1379                 rc = lst_info_group_ioctl(argv[i], &gent, NULL, NULL, NULL);
1380                 if (rc != 0) {
1381                         if (errno == ENOENT) {
1382                                 rc = 0;
1383                                 break;
1384                         }
1385
1386                         lst_print_error("group", "Failed to list group\n",
1387                                         strerror(errno));
1388                         break;
1389                 }
1390
1391                 if (!verbose) {
1392                         fprintf(stdout, "\t%d\t%d\t%d\t%d\t%d\t%s\n",
1393                                 gent.nle_nactive, gent.nle_nbusy,
1394                                 gent.nle_ndown, gent.nle_nunknown,
1395                                 gent.nle_nnode, argv[i]);
1396                         continue;
1397                 }
1398
1399                 fprintf(stdout, "Group [ %s ]\n", argv[i]);
1400
1401                 if (gent.nle_nnode == 0) {
1402                         fprintf(stdout, "No nodes found [ %s ]\n", argv[i]);
1403                         continue;
1404                 }
1405
1406                 count = gent.nle_nnode;
1407
1408                 dents = malloc(count * sizeof(lstcon_node_ent_t));
1409                 if (dents == NULL) {
1410                         fprintf(stderr, "Failed to malloc: %s\n",
1411                                 strerror(errno));
1412                         return -1;
1413                 }
1414
1415                 index = 0;
1416                 rc = lst_info_group_ioctl(argv[i], &gent, &index, &count, dents);
1417                 if (rc != 0) {
1418                         lst_print_error("group", "Failed to list group: %s\n",
1419                                         strerror(errno));
1420                         free(dents);
1421                         return -1;
1422                 }
1423
1424                 for (j = 0, c = 0; j < count; j++) {
1425                         if (all ||
1426                             ((active  &&  dents[j].nde_state == LST_NODE_ACTIVE) ||
1427                              (busy    &&  dents[j].nde_state == LST_NODE_BUSY)   ||
1428                              (down    &&  dents[j].nde_state == LST_NODE_DOWN)   ||
1429                              (unknown &&  dents[j].nde_state == LST_NODE_UNKNOWN))) {
1430
1431                                 fprintf(stdout, "\t%s: %s\n",
1432                                         libcfs_id2str(dents[j].nde_id),
1433                                         lst_node_state2str(dents[j].nde_state));
1434                                 c++;
1435                         }
1436                 }
1437
1438                 fprintf(stdout, "Total %d nodes [ %s ]\n", c, argv[i]);
1439
1440                 free(dents);
1441         }
1442
1443         return rc;
1444 }
1445
1446 int
1447 lst_stat_ioctl (char *name, int count, lnet_process_id_t *idsp,
1448                 int timeout, cfs_list_t *resultp)
1449 {
1450         lstio_stat_args_t args = {0};
1451
1452         args.lstio_sta_key     = session_key;
1453         args.lstio_sta_timeout = timeout;
1454         args.lstio_sta_nmlen   = strlen(name);
1455         args.lstio_sta_namep   = name;
1456         args.lstio_sta_count   = count;
1457         args.lstio_sta_idsp    = idsp;
1458         args.lstio_sta_resultp = resultp;
1459
1460         return lst_ioctl (LSTIO_STAT_QUERY, &args, sizeof(args));
1461 }
1462
1463 typedef struct {
1464         cfs_list_t              srp_link;
1465         int                     srp_count;
1466         char                   *srp_name;
1467         lnet_process_id_t      *srp_ids;
1468         cfs_list_t              srp_result[2];
1469 } lst_stat_req_param_t;
1470
1471 static void
1472 lst_stat_req_param_free(lst_stat_req_param_t *srp)
1473 {
1474         int     i;
1475
1476         for (i = 0; i < 2; i++)
1477                 lst_free_rpcent(&srp->srp_result[i]);
1478
1479         if (srp->srp_ids != NULL)
1480                 free(srp->srp_ids);
1481
1482         free(srp);
1483 }
1484
1485 static int
1486 lst_stat_req_param_alloc(char *name, lst_stat_req_param_t **srpp, int save_old)
1487 {
1488         lst_stat_req_param_t *srp = NULL;
1489         int                   count = save_old ? 2 : 1;
1490         int                   rc;
1491         int                   i;
1492
1493         srp = malloc(sizeof(*srp));
1494         if (srp == NULL)
1495                 return -ENOMEM;
1496
1497         memset(srp, 0, sizeof(*srp));
1498         CFS_INIT_LIST_HEAD(&srp->srp_result[0]);
1499         CFS_INIT_LIST_HEAD(&srp->srp_result[1]);
1500
1501         rc = lst_get_node_count(LST_OPC_GROUP, name,
1502                                 &srp->srp_count, NULL);
1503         if (rc != 0 && errno == ENOENT) {
1504                 rc = lst_get_node_count(LST_OPC_NODES, name,
1505                                         &srp->srp_count, &srp->srp_ids);
1506         }
1507
1508         if (rc != 0) {
1509                 fprintf(stderr,
1510                         "Failed to get count of nodes from %s: %s\n",
1511                         name, strerror(errno));
1512                 lst_stat_req_param_free(srp);
1513
1514                 return rc;
1515         }
1516
1517         srp->srp_name = name;
1518
1519         for (i = 0; i < count; i++) {
1520                 rc = lst_alloc_rpcent(&srp->srp_result[i], srp->srp_count,
1521                                       sizeof(sfw_counters_t)  +
1522                                       sizeof(srpc_counters_t) +
1523                                       sizeof(lnet_counters_t));
1524                 if (rc != 0) {
1525                         fprintf(stderr, "Out of memory\n");
1526                         break;
1527                 }
1528         }
1529
1530         if (rc == 0) {
1531                 *srpp = srp;
1532                 return 0;
1533         }
1534
1535         lst_stat_req_param_free(srp);
1536
1537         return rc;
1538 }
1539
1540 typedef struct {
1541         /* TODO */
1542         int foo;
1543 } lst_srpc_stat_result;
1544
1545 #define LST_LNET_AVG    0
1546 #define LST_LNET_MIN    1
1547 #define LST_LNET_MAX    2
1548
1549 typedef struct {
1550         float           lnet_avg_sndrate;
1551         float           lnet_min_sndrate;
1552         float           lnet_max_sndrate;
1553         float           lnet_total_sndrate;
1554
1555         float           lnet_avg_rcvrate;
1556         float           lnet_min_rcvrate;
1557         float           lnet_max_rcvrate;
1558         float           lnet_total_rcvrate;
1559
1560         float           lnet_avg_sndperf;
1561         float           lnet_min_sndperf;
1562         float           lnet_max_sndperf;
1563         float           lnet_total_sndperf;
1564
1565         float           lnet_avg_rcvperf;
1566         float           lnet_min_rcvperf;
1567         float           lnet_max_rcvperf;
1568         float           lnet_total_rcvperf;
1569
1570         int             lnet_stat_count;
1571 } lst_lnet_stat_result_t;
1572
1573 lst_lnet_stat_result_t lnet_stat_result;
1574
1575 static float
1576 lst_lnet_stat_value(int bw, int send, int off)
1577 {
1578         float  *p;
1579
1580         p = bw ? &lnet_stat_result.lnet_avg_sndperf :
1581                  &lnet_stat_result.lnet_avg_sndrate;
1582
1583         if (!send)
1584                 p += 4;
1585
1586         p += off;
1587
1588         return *p;
1589 }
1590
1591 static void
1592 lst_timeval_diff(struct timeval *tv1,
1593                  struct timeval *tv2, struct timeval *df)
1594 {
1595         if (tv1->tv_usec >= tv2->tv_usec) {
1596                 df->tv_sec  = tv1->tv_sec - tv2->tv_sec;
1597                 df->tv_usec = tv1->tv_usec - tv2->tv_usec;
1598                 return;
1599         }
1600
1601         df->tv_sec  = tv1->tv_sec - 1 - tv2->tv_sec;
1602         df->tv_usec = tv1->tv_usec + 1000000 - tv2->tv_usec;
1603
1604         return;
1605 }
1606
1607 void
1608 lst_cal_lnet_stat(float delta, lnet_counters_t *lnet_new,
1609                   lnet_counters_t *lnet_old)
1610 {
1611         float perf;
1612         float rate;
1613
1614         perf = (float)(lnet_new->send_length -
1615                        lnet_old->send_length) / (1024 * 1024) / delta;
1616         lnet_stat_result.lnet_total_sndperf += perf;
1617
1618         if (lnet_stat_result.lnet_min_sndperf > perf ||
1619             lnet_stat_result.lnet_min_sndperf == 0)
1620                 lnet_stat_result.lnet_min_sndperf = perf;
1621
1622         if (lnet_stat_result.lnet_max_sndperf < perf)
1623                 lnet_stat_result.lnet_max_sndperf = perf;
1624
1625         perf = (float)(lnet_new->recv_length -
1626                        lnet_old->recv_length) / (1024 * 1024) / delta;
1627         lnet_stat_result.lnet_total_rcvperf += perf;
1628
1629         if (lnet_stat_result.lnet_min_rcvperf > perf ||
1630             lnet_stat_result.lnet_min_rcvperf == 0)
1631                 lnet_stat_result.lnet_min_rcvperf = perf;
1632
1633         if (lnet_stat_result.lnet_max_rcvperf < perf)
1634                 lnet_stat_result.lnet_max_rcvperf = perf;
1635
1636         rate = (lnet_new->send_count - lnet_old->send_count) / delta;
1637         lnet_stat_result.lnet_total_sndrate += rate;
1638
1639         if (lnet_stat_result.lnet_min_sndrate > rate ||
1640             lnet_stat_result.lnet_min_sndrate == 0)
1641                 lnet_stat_result.lnet_min_sndrate = rate;
1642
1643         if (lnet_stat_result.lnet_max_sndrate < rate)
1644                 lnet_stat_result.lnet_max_sndrate = rate;
1645
1646         rate = (lnet_new->recv_count - lnet_old->recv_count) / delta;
1647         lnet_stat_result.lnet_total_rcvrate += rate;
1648
1649         if (lnet_stat_result.lnet_min_rcvrate > rate ||
1650             lnet_stat_result.lnet_min_rcvrate == 0)
1651                 lnet_stat_result.lnet_min_rcvrate = rate;
1652
1653         if (lnet_stat_result.lnet_max_rcvrate < rate)
1654                 lnet_stat_result.lnet_max_rcvrate = rate;
1655
1656         lnet_stat_result.lnet_stat_count ++;
1657
1658         lnet_stat_result.lnet_avg_sndrate = lnet_stat_result.lnet_total_sndrate /
1659                                             lnet_stat_result.lnet_stat_count;
1660         lnet_stat_result.lnet_avg_rcvrate = lnet_stat_result.lnet_total_rcvrate /
1661                                             lnet_stat_result.lnet_stat_count;
1662
1663         lnet_stat_result.lnet_avg_sndperf = lnet_stat_result.lnet_total_sndperf /
1664                                             lnet_stat_result.lnet_stat_count;
1665         lnet_stat_result.lnet_avg_rcvperf = lnet_stat_result.lnet_total_rcvperf /
1666                                             lnet_stat_result.lnet_stat_count;
1667
1668 }
1669
1670 void
1671 lst_print_lnet_stat(char *name, int bwrt, int rdwr, int type)
1672 {
1673         int     start1 = 0;
1674         int     end1   = 1;
1675         int     start2 = 0;
1676         int     end2   = 1;
1677         int     i;
1678         int     j;
1679
1680         if (lnet_stat_result.lnet_stat_count == 0)
1681                 return;
1682
1683         if (bwrt == 1) /* bw only */
1684                 start1 = 1;
1685
1686         if (bwrt == 2) /* rates only */
1687                 end1 = 0;
1688
1689         if (rdwr == 1) /* recv only */
1690                 start2 = 1;
1691
1692         if (rdwr == 2) /* send only */
1693                 end2 = 0;
1694
1695         for (i = start1; i <= end1; i++) {
1696                 fprintf(stdout, "[LNet %s of %s]\n",
1697                         i == 0 ? "Rates" : "Bandwidth", name);
1698
1699                 for (j = start2; j <= end2; j++) {
1700                         fprintf(stdout, "[%c] ", j == 0 ? 'R' : 'W');
1701
1702                         if ((type & 1) != 0) {
1703                                 fprintf(stdout, i == 0 ? "Avg: %-8.0f RPC/s " :
1704                                                          "Avg: %-8.2f MB/s  ",
1705                                         lst_lnet_stat_value(i, j, 0));
1706                         }
1707
1708                         if ((type & 2) != 0) {
1709                                 fprintf(stdout, i == 0 ? "Min: %-8.0f RPC/s " :
1710                                                          "Min: %-8.2f MB/s  ",
1711                                         lst_lnet_stat_value(i, j, 1));
1712                         }
1713
1714                         if ((type & 4) != 0) {
1715                                 fprintf(stdout, i == 0 ? "Max: %-8.0f RPC/s" :
1716                                                          "Max: %-8.2f MB/s",
1717                                         lst_lnet_stat_value(i, j, 2));
1718                         }
1719
1720                         fprintf(stdout, "\n");
1721                 }
1722         }
1723 }
1724
1725 void
1726 lst_print_stat(char *name, cfs_list_t *resultp,
1727                int idx, int lnet, int bwrt, int rdwr, int type)
1728 {
1729         cfs_list_t        tmp[2];
1730         lstcon_rpc_ent_t *new;
1731         lstcon_rpc_ent_t *old;
1732         sfw_counters_t   *sfwk_new;
1733         sfw_counters_t   *sfwk_old;
1734         srpc_counters_t  *srpc_new;
1735         srpc_counters_t  *srpc_old;
1736         lnet_counters_t  *lnet_new;
1737         lnet_counters_t  *lnet_old;
1738         float             delta;
1739         int               errcount = 0;
1740
1741         CFS_INIT_LIST_HEAD(&tmp[0]);
1742         CFS_INIT_LIST_HEAD(&tmp[1]);
1743
1744         memset(&lnet_stat_result, 0, sizeof(lnet_stat_result));
1745
1746         while (!cfs_list_empty(&resultp[idx])) {
1747                 if (cfs_list_empty(&resultp[1 - idx])) {
1748                         fprintf(stderr, "Group is changed, re-run stat\n");
1749                         break;
1750                 }
1751
1752                 new = cfs_list_entry(resultp[idx].next, lstcon_rpc_ent_t,
1753                                      rpe_link);
1754                 old = cfs_list_entry(resultp[1 - idx].next, lstcon_rpc_ent_t,
1755                                      rpe_link);
1756
1757                 /* first time get stats result, can't calculate diff */
1758                 if (new->rpe_peer.nid == LNET_NID_ANY)
1759                         break;
1760
1761                 if (new->rpe_peer.nid != old->rpe_peer.nid ||
1762                     new->rpe_peer.pid != old->rpe_peer.pid) {
1763                         /* Something wrong. i.e, somebody change the group */
1764                         break;
1765                 }
1766
1767                 cfs_list_del(&new->rpe_link);
1768                 cfs_list_add_tail(&new->rpe_link, &tmp[idx]);
1769
1770                 cfs_list_del(&old->rpe_link);
1771                 cfs_list_add_tail(&old->rpe_link, &tmp[1 - idx]);
1772
1773                 if (new->rpe_rpc_errno != 0 || new->rpe_fwk_errno != 0 ||
1774                     old->rpe_rpc_errno != 0 || old->rpe_fwk_errno != 0) {
1775                         errcount ++;
1776                         continue;
1777                 }
1778
1779                 sfwk_new = (sfw_counters_t *)&new->rpe_payload[0];
1780                 sfwk_old = (sfw_counters_t *)&old->rpe_payload[0];
1781
1782                 srpc_new = (srpc_counters_t *)((char *)sfwk_new + sizeof(*sfwk_new));
1783                 srpc_old = (srpc_counters_t *)((char *)sfwk_old + sizeof(*sfwk_old));
1784
1785                 lnet_new = (lnet_counters_t *)((char *)srpc_new + sizeof(*srpc_new));
1786                 lnet_old = (lnet_counters_t *)((char *)srpc_old + sizeof(*srpc_old));
1787
1788                 /* Prior to version 2.3, the running_ms field was a counter for
1789                  * the number of running tests.  We are looking at this value
1790                  * to determine if it is a millisecond timestamep (>= 2.3) or a
1791                  * test counter (< 2.3).  The number 500 is being used for this
1792                  * barrier as the test counter should never get this high, and
1793                  * the timestamp should never get this low. */
1794
1795                 if (sfwk_new->running_ms > 500) {
1796                         /* use the timestamp from the remote node, not our
1797                          * rpe_stamp from when we copied up the data out of
1798                          * the kernel */
1799
1800                         delta = (float) (sfwk_new->running_ms -
1801                                         sfwk_old->running_ms) / 1000;
1802                 } else {
1803                         struct timeval    tv;
1804
1805                         lst_timeval_diff(&new->rpe_stamp, &old->rpe_stamp, &tv);
1806                         delta = tv.tv_sec + (float)tv.tv_usec / 1000000;
1807                 }
1808
1809                 if (!lnet) /* TODO */
1810                         continue;
1811
1812                 lst_cal_lnet_stat(delta, lnet_new, lnet_old);
1813         }
1814
1815         cfs_list_splice(&tmp[idx], &resultp[idx]);
1816         cfs_list_splice(&tmp[1 - idx], &resultp[1 - idx]);
1817
1818         if (errcount > 0)
1819                 fprintf(stdout, "Failed to stat on %d nodes\n", errcount);
1820
1821         if (!lnet)  /* TODO */
1822                 return;
1823
1824         lst_print_lnet_stat(name, bwrt, rdwr, type);
1825 }
1826
1827 int
1828 jt_lst_stat(int argc, char **argv)
1829 {
1830         cfs_list_t            head;
1831         lst_stat_req_param_t *srp;
1832         time_t                last    = 0;
1833         int                   optidx  = 0;
1834         int                   timeout = 5; /* default timeout, 5 sec */
1835         int                   delay   = 5; /* default delay, 5 sec */
1836         int                   count   = -1; /* run forever */
1837         int                   lnet    = 1; /* lnet stat by default */
1838         int                   bwrt    = 0;
1839         int                   rdwr    = 0;
1840         int                   type    = -1;
1841         int                   idx     = 0;
1842         int                   rc;
1843         int                   c;
1844
1845         static struct option stat_opts[] =
1846         {
1847                 {"timeout"   , required_argument, 0, 't' },
1848                 {"delay"     , required_argument, 0, 'd' },
1849                 {"count"     , required_argument, 0, 'o' },
1850                 {"lnet"      , no_argument,      0, 'l' },
1851                 {"rpc"       , no_argument,      0, 'c' },
1852                 {"bw"        , no_argument,      0, 'b' },
1853                 {"rate"      , no_argument,      0, 'a' },
1854                 {"read"      , no_argument,      0, 'r' },
1855                 {"write"     , no_argument,      0, 'w' },
1856                 {"avg"       , no_argument,      0, 'g' },
1857                 {"min"       , no_argument,      0, 'n' },
1858                 {"max"       , no_argument,      0, 'x' },
1859                 {0,            0,                0,  0  }
1860         };
1861
1862         if (session_key == 0) {
1863                 fprintf(stderr,
1864                         "Can't find env LST_SESSION or value is not valid\n");
1865                 return -1;
1866         }
1867
1868         while (1) {
1869                 c = getopt_long(argc, argv, "t:d:lcbarwgnx", stat_opts, &optidx);
1870
1871                 if (c == -1)
1872                         break;
1873
1874                 switch (c) {
1875                 case 't':
1876                         timeout = atoi(optarg);
1877                         break;
1878                 case 'd':
1879                         delay = atoi(optarg);
1880                         break;
1881                 case 'o':
1882                         count = atoi(optarg);
1883                         break;
1884                 case 'l':
1885                         lnet = 1;
1886                         break;
1887                 case 'c':
1888                         lnet = 0;
1889                         break;
1890                 case 'b':
1891                         bwrt |= 1;
1892                         break;
1893                 case 'a':
1894                         bwrt |= 2;
1895                         break;
1896                 case 'r':
1897                         rdwr |= 1;
1898                         break;
1899                 case 'w':
1900                         rdwr |= 2;
1901                         break;
1902                 case 'g':
1903                         if (type == -1) {
1904                                 type = 1;
1905                                 break;
1906                         }
1907                         type |= 1;
1908                         break;
1909                 case 'n':
1910                         if (type == -1) {
1911                                 type = 2;
1912                                 break;
1913                         }
1914                         type |= 2;
1915                         break;
1916                 case 'x':
1917                         if (type == -1) {
1918                                 type = 4;
1919                                 break;
1920                         }
1921                         type |= 4;
1922                         break;
1923
1924                 default:
1925                         lst_print_usage(argv[0]);
1926                         return -1;
1927                 }
1928         }
1929
1930         if (optind == argc) {
1931                 lst_print_usage(argv[0]);
1932                 return -1;
1933         }
1934
1935         if (timeout <= 0 || delay <= 0) {
1936                 fprintf(stderr, "Invalid timeout or delay value\n");
1937                 return -1;
1938         }
1939
1940         if (count < -1) {
1941             fprintf(stderr, "Invalid count value\n");
1942             return -1;
1943         }
1944
1945         /* extra count to get first data point */
1946         if (count != -1)
1947             count++;
1948
1949         CFS_INIT_LIST_HEAD(&head);
1950
1951         while (optind < argc) {
1952                 rc = lst_stat_req_param_alloc(argv[optind++], &srp, 1);
1953                 if (rc != 0)
1954                         goto out;
1955
1956                 cfs_list_add_tail(&srp->srp_link, &head);
1957         }
1958
1959         do {
1960                 time_t  now = time(NULL);
1961
1962                 if (now - last < delay) {
1963                         sleep(delay - now + last);
1964                         time(&now);
1965                 }
1966
1967                 last = now;
1968
1969                 cfs_list_for_each_entry_typed(srp, &head, lst_stat_req_param_t,
1970                                               srp_link) {
1971                         rc = lst_stat_ioctl(srp->srp_name,
1972                                             srp->srp_count, srp->srp_ids,
1973                                             timeout, &srp->srp_result[idx]);
1974                         if (rc == -1) {
1975                                 lst_print_error("stat", "Failed to stat %s: %s\n",
1976                                                 srp->srp_name, strerror(errno));
1977                                 goto out;
1978                         }
1979
1980                         lst_print_stat(srp->srp_name, srp->srp_result,
1981                                        idx, lnet, bwrt, rdwr, type);
1982
1983                         lst_reset_rpcent(&srp->srp_result[1 - idx]);
1984                 }
1985
1986                 idx = 1 - idx;
1987
1988                 if (count > 0)
1989                         count--;
1990         } while (count == -1 || count > 0);
1991
1992 out:
1993         while (!cfs_list_empty(&head)) {
1994                 srp = cfs_list_entry(head.next, lst_stat_req_param_t, srp_link);
1995
1996                 cfs_list_del(&srp->srp_link);
1997                 lst_stat_req_param_free(srp);
1998         }
1999
2000         return rc;
2001 }
2002
2003 int
2004 jt_lst_show_error(int argc, char **argv)
2005 {
2006         cfs_list_t            head;
2007         lst_stat_req_param_t *srp;
2008         lstcon_rpc_ent_t     *ent;
2009         sfw_counters_t       *sfwk;
2010         srpc_counters_t      *srpc;
2011         int                   show_rpc = 1;
2012         int                   optidx   = 0;
2013         int                   rc       = 0;
2014         int                   ecount;
2015         int                   c;
2016
2017         static struct option  show_error_opts[] =
2018         {
2019                 {"session", no_argument,       0, 's' },
2020                 {0,         0,                 0,  0  }
2021         };
2022
2023         if (session_key == 0) {
2024                 fprintf(stderr,
2025                         "Can't find env LST_SESSION or value is not valid\n");
2026                 return -1;
2027         }
2028
2029         while (1) {
2030                 c = getopt_long(argc, argv, "s", show_error_opts, &optidx);
2031
2032                 if (c == -1)
2033                         break;
2034
2035                 switch (c) {
2036                 case 's':
2037                         show_rpc  = 0;
2038                         break;
2039
2040                 default:
2041                         lst_print_usage(argv[0]);
2042                         return -1;
2043                 }
2044         }
2045
2046         if (optind == argc) {
2047                 lst_print_usage(argv[0]);
2048                 return -1;
2049         }
2050
2051         CFS_INIT_LIST_HEAD(&head);
2052
2053         while (optind < argc) {
2054                 rc = lst_stat_req_param_alloc(argv[optind++], &srp, 0);
2055                 if (rc != 0)
2056                         goto out;
2057
2058                 cfs_list_add_tail(&srp->srp_link, &head);
2059         }
2060
2061         cfs_list_for_each_entry_typed(srp, &head, lst_stat_req_param_t,
2062                                       srp_link) {
2063                 rc = lst_stat_ioctl(srp->srp_name, srp->srp_count,
2064                                     srp->srp_ids, 10, &srp->srp_result[0]);
2065
2066                 if (rc == -1) {
2067                         lst_print_error(srp->srp_name, "Failed to show errors of %s: %s\n",
2068                                         srp->srp_name, strerror(errno));
2069                         goto out;
2070                 }
2071
2072                 fprintf(stdout, "%s:\n", srp->srp_name);
2073
2074                 ecount = 0;
2075
2076                 cfs_list_for_each_entry_typed(ent, &srp->srp_result[0],
2077                                               lstcon_rpc_ent_t, rpe_link) {
2078                         if (ent->rpe_rpc_errno != 0) {
2079                                 ecount ++;
2080                                 fprintf(stderr, "RPC failure, can't show error on %s\n",
2081                                         libcfs_id2str(ent->rpe_peer));
2082                                 continue;
2083                         }
2084
2085                         if (ent->rpe_fwk_errno != 0) {
2086                                 ecount ++;
2087                                 fprintf(stderr, "Framework failure, can't show error on %s\n",
2088                                         libcfs_id2str(ent->rpe_peer));
2089                                 continue;
2090                         }
2091
2092                         sfwk = (sfw_counters_t *)&ent->rpe_payload[0];
2093                         srpc = (srpc_counters_t *)((char *)sfwk + sizeof(*sfwk));
2094
2095                         if (srpc->errors == 0 &&
2096                             sfwk->brw_errors == 0 && sfwk->ping_errors == 0)
2097                                 continue;
2098
2099                         if (!show_rpc  &&
2100                             sfwk->brw_errors == 0 && sfwk->ping_errors == 0)
2101                                 continue;
2102
2103                         ecount ++;
2104
2105                         fprintf(stderr, "%s: [Session %d brw errors, %d ping errors]%c",
2106                                 libcfs_id2str(ent->rpe_peer),
2107                                 sfwk->brw_errors, sfwk->ping_errors,
2108                                 show_rpc  ? ' ' : '\n');
2109
2110                         if (!show_rpc)
2111                                 continue;
2112
2113                         fprintf(stderr, "[RPC: %d errors, %d dropped, %d expired]\n",
2114                                 srpc->errors, srpc->rpcs_dropped, srpc->rpcs_expired);
2115                 }
2116
2117                 fprintf(stdout, "Total %d error nodes in %s\n", ecount, srp->srp_name);
2118         }
2119 out:
2120         while (!cfs_list_empty(&head)) {
2121                 srp = cfs_list_entry(head.next, lst_stat_req_param_t, srp_link);
2122
2123                 cfs_list_del(&srp->srp_link);
2124                 lst_stat_req_param_free(srp);
2125         }
2126
2127         return rc;
2128 }
2129
2130 int
2131 lst_add_batch_ioctl (char *name)
2132 {
2133         lstio_batch_add_args_t args = {0};
2134
2135         args.lstio_bat_key   = session_key;
2136         args.lstio_bat_nmlen = strlen(name);
2137         args.lstio_bat_namep = name;
2138
2139         return lst_ioctl (LSTIO_BATCH_ADD, &args, sizeof(args));
2140 }
2141
2142 int
2143 jt_lst_add_batch(int argc, char **argv)
2144 {
2145         char   *name;
2146         int     rc;
2147
2148         if (session_key == 0) {
2149                 fprintf(stderr,
2150                         "Can't find env LST_SESSION or value is not valid\n");
2151                 return -1;
2152         }
2153
2154         if (argc != 2) {
2155                 lst_print_usage(argv[0]);
2156                 return -1;
2157         }
2158
2159         name = argv[1];
2160         if (strlen(name) >= LST_NAME_SIZE) {
2161                 fprintf(stderr, "Name length is limited to %d\n",
2162                         LST_NAME_SIZE - 1);
2163                 return -1;
2164         }
2165
2166         rc = lst_add_batch_ioctl(name);
2167         if (rc == 0)
2168                 return 0;
2169
2170         lst_print_error("batch", "Failed to create batch: %s\n",
2171                         strerror(errno));
2172
2173         return -1;
2174 }
2175
2176 int
2177 lst_start_batch_ioctl (char *name, int timeout, cfs_list_t *resultp)
2178 {
2179         lstio_batch_run_args_t args = {0};
2180
2181         args.lstio_bat_key     = session_key;
2182         args.lstio_bat_timeout = timeout;
2183         args.lstio_bat_nmlen   = strlen(name);
2184         args.lstio_bat_namep   = name;
2185         args.lstio_bat_resultp = resultp;
2186
2187         return lst_ioctl(LSTIO_BATCH_START, &args, sizeof(args));
2188 }
2189
2190 int
2191 jt_lst_start_batch(int argc, char **argv)
2192 {
2193         cfs_list_t        head;
2194         char             *batch;
2195         int               optidx  = 0;
2196         int               timeout = 0;
2197         int               count = 0;
2198         int               rc;
2199         int               c;
2200
2201         static struct option start_batch_opts[] =
2202         {
2203                 {"timeout", required_argument, 0, 't' },
2204                 {0,         0,                 0,  0  }
2205         };
2206
2207         if (session_key == 0) {
2208                 fprintf(stderr,
2209                         "Can't find env LST_SESSION or value is not valid\n");
2210                 return -1;
2211         }
2212
2213         while (1) {
2214                 c = getopt_long(argc, argv, "t:",
2215                                 start_batch_opts, &optidx);
2216
2217                 /* Detect the end of the options. */
2218                 if (c == -1)
2219                         break;
2220
2221                 switch (c) {
2222                 case 't':
2223                         timeout = atoi(optarg);
2224                         break;
2225                 default:
2226                         lst_print_usage(argv[0]);
2227                         return -1;
2228                 }
2229         }
2230
2231         if (optind == argc) {
2232                 batch = LST_DEFAULT_BATCH;
2233
2234         } else if (optind == argc - 1) {
2235                 batch = argv[optind];
2236
2237         } else {
2238                 lst_print_usage(argv[0]);
2239                 return -1;
2240         }
2241
2242         rc = lst_get_node_count(LST_OPC_BATCHCLI, batch, &count, NULL);
2243         if (rc != 0) {
2244                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
2245                         batch, strerror(errno));
2246                 return -1;
2247         }
2248
2249         CFS_INIT_LIST_HEAD(&head);
2250
2251         rc = lst_alloc_rpcent(&head, count, 0);
2252         if (rc != 0) {
2253                 fprintf(stderr, "Out of memory\n");
2254                 return -1;
2255         }
2256
2257         rc = lst_start_batch_ioctl(batch, timeout, &head);
2258
2259         if (rc == 0) {
2260                 fprintf(stdout, "%s is running now\n", batch);
2261                 lst_free_rpcent(&head);
2262                 return 0;
2263         }
2264
2265         if (rc == -1) {
2266                 lst_print_error("batch", "Failed to start batch: %s\n",
2267                                 strerror(errno));
2268                 lst_free_rpcent(&head);
2269                 return rc;
2270         }
2271
2272         lst_print_transerr(&head, "Run batch");
2273
2274         lst_free_rpcent(&head);
2275
2276         return rc;
2277 }
2278
2279 int
2280 lst_stop_batch_ioctl(char *name, int force, cfs_list_t *resultp)
2281 {
2282         lstio_batch_stop_args_t args = {0};
2283
2284         args.lstio_bat_key     = session_key;
2285         args.lstio_bat_force   = force;
2286         args.lstio_bat_nmlen   = strlen(name);
2287         args.lstio_bat_namep   = name;
2288         args.lstio_bat_resultp = resultp;
2289
2290         return lst_ioctl(LSTIO_BATCH_STOP, &args, sizeof(args));
2291 }
2292
2293 int
2294 jt_lst_stop_batch(int argc, char **argv)
2295 {
2296         cfs_list_t        head;
2297         char             *batch;
2298         int               force = 0;
2299         int               optidx;
2300         int               count;
2301         int               rc;
2302         int               c;
2303
2304         static struct option stop_batch_opts[] =
2305         {
2306                 {"force",   no_argument,   0, 'f' },
2307                 {0,         0,             0,  0  }
2308         };
2309
2310         if (session_key == 0) {
2311                 fprintf(stderr,
2312                         "Can't find env LST_SESSION or value is not valid\n");
2313                 return -1;
2314         }
2315
2316         while (1) {
2317                 c = getopt_long(argc, argv, "f",
2318                                 stop_batch_opts, &optidx);
2319
2320                 /* Detect the end of the options. */
2321                 if (c == -1)
2322                         break;
2323
2324                 switch (c) {
2325                 case 'f':
2326                         force = 1;
2327                         break;
2328                 default:
2329                         lst_print_usage(argv[0]);
2330                         return -1;
2331                 }
2332         }
2333
2334         if (optind == argc) {
2335                 batch = LST_DEFAULT_BATCH;
2336
2337         } else if (optind == argc - 1) {
2338                 batch = argv[optind];
2339
2340         } else {
2341                 lst_print_usage(argv[0]);
2342                 return -1;
2343         }
2344
2345         rc = lst_get_node_count(LST_OPC_BATCHCLI, batch, &count, NULL);
2346         if (rc != 0) {
2347                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
2348                         batch, strerror(errno));
2349                 return -1;
2350         }
2351
2352         CFS_INIT_LIST_HEAD(&head);
2353
2354         rc = lst_alloc_rpcent(&head, count, 0);
2355         if (rc != 0) {
2356                 fprintf(stderr, "Out of memory\n");
2357                 return -1;
2358         }
2359
2360         rc = lst_stop_batch_ioctl(batch, force, &head);
2361         if (rc != 0)
2362                 goto out;
2363
2364         while (1) {
2365                 lst_reset_rpcent(&head);
2366
2367                 rc = lst_query_batch_ioctl(batch, 0, 0, 30, &head);
2368                 if (rc != 0)
2369                         goto out;
2370
2371                 if (lstcon_tsbqry_stat_run(&trans_stat, 0)  == 0 &&
2372                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0)
2373                         break;
2374
2375                 fprintf(stdout, "%d batch in stopping\n",
2376                         lstcon_tsbqry_stat_run(&trans_stat, 0));
2377                 sleep(1);
2378         }
2379
2380         fprintf(stdout, "Batch is stopped\n");
2381         lst_free_rpcent(&head);
2382
2383         return 0;
2384 out:
2385         if (rc == -1) {
2386                 lst_print_error("batch", "Failed to stop batch: %s\n",
2387                                 strerror(errno));
2388                 lst_free_rpcent(&head);
2389                 return -1;
2390         }
2391
2392         lst_print_transerr(&head, "stop batch");
2393
2394         lst_free_rpcent(&head);
2395
2396         return rc;
2397 }
2398
2399 int
2400 lst_list_batch_ioctl(int len, char *name, int index)
2401 {
2402         lstio_batch_list_args_t args = {0};
2403
2404         args.lstio_bat_key   = session_key;
2405         args.lstio_bat_idx   = index;
2406         args.lstio_bat_nmlen = len;
2407         args.lstio_bat_namep = name;
2408
2409         return lst_ioctl(LSTIO_BATCH_LIST, &args, sizeof(args));
2410 }
2411
2412 int
2413 lst_info_batch_ioctl(char *batch, int test, int server,
2414                      lstcon_test_batch_ent_t *entp, int *idxp,
2415                      int *ndentp, lstcon_node_ent_t *dentsp)
2416 {
2417         lstio_batch_info_args_t args = {0};
2418
2419         args.lstio_bat_key     = session_key;
2420         args.lstio_bat_nmlen   = strlen(batch);
2421         args.lstio_bat_namep   = batch;
2422         args.lstio_bat_server  = server;
2423         args.lstio_bat_testidx = test;
2424         args.lstio_bat_entp    = entp;
2425         args.lstio_bat_idxp    = idxp;
2426         args.lstio_bat_ndentp  = ndentp;
2427         args.lstio_bat_dentsp  = dentsp;
2428
2429         return lst_ioctl(LSTIO_BATCH_INFO, &args, sizeof(args));
2430 }
2431
2432 int
2433 lst_list_batch_all(void)
2434 {
2435         char name[LST_NAME_SIZE];
2436         int  rc;
2437         int  i;
2438
2439         for (i = 0; ; i++) {
2440                 rc = lst_list_batch_ioctl(LST_NAME_SIZE, name, i);
2441                 if (rc == 0) {
2442                         fprintf(stdout, "%d) %s\n", i + 1, name);
2443                         continue;
2444                 }
2445
2446                 if (errno == ENOENT)
2447                         break;
2448
2449                 lst_print_error("batch", "Failed to list batch: %s\n",
2450                                 strerror(errno));
2451                 return rc;
2452         }
2453
2454         fprintf(stdout, "Total %d batches\n", i);
2455
2456         return 0;
2457 }
2458
2459 int
2460 lst_list_tsb_nodes(char *batch, int test, int server,
2461                    int count, int active, int invalid)
2462 {
2463         lstcon_node_ent_t *dents;
2464         int                index = 0;
2465         int                rc;
2466         int                c;
2467         int                i;
2468
2469         if (count == 0)
2470                 return 0;
2471
2472         /* verbose list, show nodes in batch or test */
2473         dents = malloc(count * sizeof(lstcon_node_ent_t));
2474         if (dents == NULL) {
2475                 fprintf(stdout, "Can't allocate memory\n");
2476                 return -1;
2477         }
2478
2479         rc = lst_info_batch_ioctl(batch, test, server,
2480                                   NULL, &index, &count, dents);
2481         if (rc != 0) {
2482                 free(dents);
2483                 lst_print_error((test > 0) ? "test" : "batch",
2484                                 (test > 0) ? "Failed to query test: %s\n" :
2485                                              "Failed to query batch: %s\n",
2486                                 strerror(errno));
2487                 return -1;
2488         }
2489
2490         for (i = 0, c = 0; i < count; i++) {
2491                 if ((!active  && dents[i].nde_state == LST_NODE_ACTIVE) ||
2492                     (!invalid && (dents[i].nde_state == LST_NODE_BUSY  ||
2493                                   dents[i].nde_state == LST_NODE_DOWN  ||
2494                                   dents[i].nde_state == LST_NODE_UNKNOWN)))
2495                         continue;
2496
2497                 fprintf(stdout, "\t%s: %s\n",
2498                         libcfs_id2str(dents[i].nde_id),
2499                         lst_node_state2str(dents[i].nde_state));
2500                 c++;
2501         }
2502
2503         fprintf(stdout, "Total %d nodes\n", c);
2504         free(dents);
2505
2506         return 0;
2507 }
2508
2509 int
2510 jt_lst_list_batch(int argc, char **argv)
2511 {
2512         lstcon_test_batch_ent_t ent;
2513         char                *batch   = NULL;
2514         int                  optidx  = 0;
2515         int                  verbose = 0; /* list nodes in batch or test */
2516         int                  invalid = 0;
2517         int                  active  = 0;
2518         int                  server  = 0;
2519         int                  ntest   = 0;
2520         int                  test    = 0;
2521         int                  c       = 0;
2522         int                  rc;
2523
2524         static struct option list_batch_opts[] =
2525         {
2526                 {"test",    required_argument, 0, 't' },
2527                 {"invalid", no_argument,       0, 'i' },
2528                 {"active",  no_argument,       0, 'a' },
2529                 {"all",     no_argument,       0, 'l' },
2530                 {"server",  no_argument,       0, 's' },
2531                 {0,         0,                 0,  0  }
2532         };
2533
2534         if (session_key == 0) {
2535                 fprintf(stderr,
2536                         "Can't find env LST_SESSION or value is not valid\n");
2537                 return -1;
2538         }
2539
2540         while (1) {
2541                 c = getopt_long(argc, argv, "ailst:",
2542                                 list_batch_opts, &optidx);
2543
2544                 if (c == -1)
2545                         break;
2546
2547                 switch (c) {
2548                 case 'a':
2549                         verbose = active = 1;
2550                         break;
2551                 case 'i':
2552                         verbose = invalid = 1;
2553                         break;
2554                 case 'l':
2555                         verbose = active = invalid = 1;
2556                         break;
2557                 case 's':
2558                         server = 1;
2559                         break;
2560                 case 't':
2561                         test = atoi(optarg);
2562                         ntest = 1;
2563                         break;
2564                 default:
2565                         lst_print_usage(argv[0]);
2566                         return -1;
2567                 }
2568         }
2569
2570         if (optind == argc) {
2571                 /* list all batches */
2572                 rc = lst_list_batch_all();
2573                 return rc;
2574         }
2575
2576         if (ntest == 1 && test <= 0) {
2577                 fprintf(stderr, "Invalid test id, test id starts from 1\n");
2578                 return -1;
2579         }
2580
2581         if (optind != argc - 1) {
2582                 lst_print_usage(argv[0]);
2583                 return -1;
2584         }
2585
2586         batch = argv[optind];
2587
2588 loop:
2589         /* show detail of specified batch or test */
2590         rc = lst_info_batch_ioctl(batch, test, server,
2591                                   &ent, NULL, NULL, NULL);
2592         if (rc != 0) {
2593                 lst_print_error((test > 0) ? "test" : "batch",
2594                                 (test > 0) ? "Failed to query test: %s\n" :
2595                                              "Failed to query batch: %s\n",
2596                                 strerror(errno));
2597                 return -1;
2598         }
2599
2600         if (verbose) {
2601                 /* list nodes in test or batch */
2602                 rc = lst_list_tsb_nodes(batch, test, server,
2603                                         server ? ent.tbe_srv_nle.nle_nnode :
2604                                                  ent.tbe_cli_nle.nle_nnode,
2605                                         active, invalid);
2606                 return rc;
2607         }
2608
2609         /* only show number of hosts in batch or test */
2610         if (test == 0) {
2611                 fprintf(stdout, "Batch: %s Tests: %d State: %d\n",
2612                         batch, ent.u.tbe_batch.bae_ntest,
2613                         ent.u.tbe_batch.bae_state);
2614                 ntest = ent.u.tbe_batch.bae_ntest;
2615                 test = 1; /* starting from test 1 */
2616
2617         } else {
2618                 fprintf(stdout,
2619                         "\tTest %d(%s) (loop: %d, concurrency: %d)\n",
2620                         test, lst_test_type2name(ent.u.tbe_test.tse_type),
2621                         ent.u.tbe_test.tse_loop,
2622                         ent.u.tbe_test.tse_concur);
2623                 ntest --;
2624                 test ++;
2625         }
2626
2627         fprintf(stdout, LST_NODES_TITLE);
2628         fprintf(stdout, "client\t%d\t%d\t%d\t%d\t%d\n"
2629                         "server\t%d\t%d\t%d\t%d\t%d\n",
2630                 ent.tbe_cli_nle.nle_nactive,
2631                 ent.tbe_cli_nle.nle_nbusy,
2632                 ent.tbe_cli_nle.nle_ndown,
2633                 ent.tbe_cli_nle.nle_nunknown,
2634                 ent.tbe_cli_nle.nle_nnode,
2635                 ent.tbe_srv_nle.nle_nactive,
2636                 ent.tbe_srv_nle.nle_nbusy,
2637                 ent.tbe_srv_nle.nle_ndown,
2638                 ent.tbe_srv_nle.nle_nunknown,
2639                 ent.tbe_srv_nle.nle_nnode);
2640
2641         if (ntest != 0)
2642                 goto loop;
2643
2644         return 0;
2645 }
2646
2647 int
2648 lst_query_batch_ioctl(char *batch, int test, int server,
2649                       int timeout, cfs_list_t *head)
2650 {
2651         lstio_batch_query_args_t args = {0};
2652
2653         args.lstio_bat_key     = session_key;
2654         args.lstio_bat_testidx = test;
2655         args.lstio_bat_client  = !(server);
2656         args.lstio_bat_timeout = timeout;
2657         args.lstio_bat_nmlen   = strlen(batch);
2658         args.lstio_bat_namep   = batch;
2659         args.lstio_bat_resultp = head;
2660
2661         return lst_ioctl(LSTIO_BATCH_QUERY, &args, sizeof(args));
2662 }
2663
2664 void
2665 lst_print_tsb_verbose(cfs_list_t *head,
2666                       int active, int idle, int error)
2667 {
2668         lstcon_rpc_ent_t *ent;
2669
2670         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
2671                 if (ent->rpe_priv[0] == 0 && active)
2672                         continue;
2673
2674                 if (ent->rpe_priv[0] != 0 && idle)
2675                         continue;
2676
2677                 if (ent->rpe_fwk_errno == 0 && error)
2678                         continue;
2679
2680                 fprintf(stdout, "%s [%s]: %s\n",
2681                         libcfs_id2str(ent->rpe_peer),
2682                         lst_node_state2str(ent->rpe_state),
2683                         ent->rpe_rpc_errno != 0 ?
2684                                 strerror(ent->rpe_rpc_errno) :
2685                                 (ent->rpe_priv[0] > 0 ? "Running" : "Idle"));
2686         }
2687 }
2688
2689 int
2690 jt_lst_query_batch(int argc, char **argv)
2691 {
2692         lstcon_test_batch_ent_t ent;
2693         cfs_list_t              head;
2694         char                   *batch   = NULL;
2695         time_t                  last    = 0;
2696         int                     optidx  = 0;
2697         int                     verbose = 0;
2698         int                     server  = 0;
2699         int                     timeout = 5; /* default 5 seconds */
2700         int                     delay   = 5; /* default 5 seconds */
2701         int                     loop    = 1; /* default 1 loop */
2702         int                     active  = 0;
2703         int                     error   = 0;
2704         int                     idle    = 0;
2705         int                     count   = 0;
2706         int                     test    = 0;
2707         int                     rc      = 0;
2708         int                     c       = 0;
2709         int                     i;
2710
2711         static struct option query_batch_opts[] =
2712         {
2713                 {"timeout", required_argument, 0, 'o' },
2714                 {"delay",   required_argument, 0, 'd' },
2715                 {"loop",    required_argument, 0, 'c' },
2716                 {"test",    required_argument, 0, 't' },
2717                 {"server",  no_argument,       0, 's' },
2718                 {"active",  no_argument,       0, 'a' },
2719                 {"idle",    no_argument,       0, 'i' },
2720                 {"error",   no_argument,       0, 'e' },
2721                 {"all",     no_argument,       0, 'l' },
2722                 {0,         0,                 0,  0  }
2723         };
2724
2725         if (session_key == 0) {
2726                 fprintf(stderr,
2727                         "Can't find env LST_SESSION or value is not valid\n");
2728                 return -1;
2729         }
2730
2731         while (1) {
2732                 c = getopt_long(argc, argv, "o:d:c:t:saiel",
2733                                 query_batch_opts, &optidx);
2734
2735                 /* Detect the end of the options. */
2736                 if (c == -1)
2737                         break;
2738
2739                 switch (c) {
2740                 case 'o':
2741                         timeout = atoi(optarg);
2742                         break;
2743                 case 'd':
2744                         delay = atoi(optarg);
2745                         break;
2746                 case 'c':
2747                         loop = atoi(optarg);
2748                         break;
2749                 case 't':
2750                         test = atoi(optarg);
2751                         break;
2752                 case 's':
2753                         server = 1;
2754                         break;
2755                 case 'a':
2756                         active = verbose = 1;
2757                         break;
2758                 case 'i':
2759                         idle = verbose = 1;
2760                         break;
2761                 case 'e':
2762                         error = verbose = 1;
2763                         break;
2764                 case 'l':
2765                         verbose = 1;
2766                         break;
2767                 default:
2768                         lst_print_usage(argv[0]);
2769                         return -1;
2770                 }
2771         }
2772
2773         if (test < 0 || timeout <= 0 || delay <= 0 || loop <= 0) {
2774                 lst_print_usage(argv[0]);
2775                 return -1;
2776         }
2777
2778         if (optind == argc) {
2779                 batch = LST_DEFAULT_BATCH;
2780
2781         } else if (optind == argc - 1) {
2782                 batch = argv[optind];
2783
2784         } else {
2785                 lst_print_usage(argv[0]);
2786                 return -1;
2787         }
2788
2789
2790         CFS_INIT_LIST_HEAD(&head);
2791
2792         if (verbose) {
2793                 rc = lst_info_batch_ioctl(batch, test, server,
2794                                           &ent, NULL, NULL, NULL);
2795                 if (rc != 0) {
2796                         fprintf(stderr, "Failed to query %s [%d]: %s\n",
2797                                 batch, test, strerror(errno));
2798                         return -1;
2799                 }
2800
2801                 count = server ? ent.tbe_srv_nle.nle_nnode :
2802                                  ent.tbe_cli_nle.nle_nnode;
2803                 if (count == 0) {
2804                         fprintf(stdout, "Batch or test is empty\n");
2805                         return 0;
2806                 }
2807         }
2808
2809         rc = lst_alloc_rpcent(&head, count, 0);
2810         if (rc != 0) {
2811                 fprintf(stderr, "Out of memory\n");
2812                 return rc;
2813         }
2814
2815         for (i = 0; i < loop; i++) {
2816                 time_t  now = time(NULL);
2817
2818                 if (now - last < delay) {
2819                         sleep(delay - now + last);
2820                         time(&now);
2821                 }
2822
2823                 last = now;
2824
2825                 rc = lst_query_batch_ioctl(batch, test,
2826                                            server, timeout, &head);
2827                 if (rc == -1) {
2828                         fprintf(stderr, "Failed to query batch: %s\n",
2829                                 strerror(errno));
2830                         break;
2831                 }
2832
2833                 if (verbose) {
2834                         /* Verbose mode */
2835                         lst_print_tsb_verbose(&head, active, idle, error);
2836                         continue;
2837                 }
2838
2839                 fprintf(stdout, "%s [%d] ", batch, test);
2840
2841                 if (lstcon_rpc_stat_failure(&trans_stat, 0) != 0) {
2842                         fprintf(stdout, "%d of %d nodes are unknown, ",
2843                                 lstcon_rpc_stat_failure(&trans_stat, 0),
2844                                 lstcon_rpc_stat_total(&trans_stat, 0));
2845                 }
2846
2847                 if (lstcon_rpc_stat_failure(&trans_stat, 0) == 0 &&
2848                     lstcon_tsbqry_stat_run(&trans_stat, 0)  == 0  &&
2849                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0) {
2850                         fprintf(stdout, "is stopped\n");
2851                         continue;
2852                 }
2853
2854                 if (lstcon_rpc_stat_failure(&trans_stat, 0) == 0 &&
2855                     lstcon_tsbqry_stat_idle(&trans_stat, 0) == 0 &&
2856                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0) {
2857                         fprintf(stdout, "is running\n");
2858                         continue;
2859                 }
2860
2861                 fprintf(stdout, "stopped: %d , running: %d, failed: %d\n",
2862                                 lstcon_tsbqry_stat_idle(&trans_stat, 0),
2863                                 lstcon_tsbqry_stat_run(&trans_stat, 0),
2864                                 lstcon_tsbqry_stat_failure(&trans_stat, 0));
2865         }
2866
2867         lst_free_rpcent(&head);
2868
2869         return rc;
2870 }
2871
2872 int
2873 lst_parse_distribute(char *dstr, int *dist, int *span)
2874 {
2875         *dist = atoi(dstr);
2876         if (*dist <= 0)
2877                 return -1;
2878
2879         dstr = strchr(dstr, ':');
2880         if (dstr == NULL)
2881                 return -1;
2882
2883         *span = atoi(dstr + 1);
2884         if (*span <= 0)
2885                 return -1;
2886
2887         return 0;
2888 }
2889
2890 int
2891 lst_get_bulk_param(int argc, char **argv, lst_test_bulk_param_t *bulk)
2892 {
2893         char   *tok = NULL;
2894         char   *end = NULL;
2895         int     rc  = 0;
2896         int     i   = 0;
2897
2898         bulk->blk_size  = 4096;
2899         bulk->blk_opc   = LST_BRW_READ;
2900         bulk->blk_flags = LST_BRW_CHECK_NONE;
2901
2902         while (i < argc) {
2903                 if (strcasestr(argv[i], "check=") == argv[i] ||
2904                     strcasestr(argv[i], "c=") == argv[i]) {
2905                         tok = strchr(argv[i], '=') + 1;
2906
2907                         if (strcasecmp(tok, "full") == 0) {
2908                                 bulk->blk_flags = LST_BRW_CHECK_FULL;
2909                         } else if (strcasecmp(tok, "simple") == 0) {
2910                                 bulk->blk_flags = LST_BRW_CHECK_SIMPLE;
2911                         } else {
2912                                 fprintf(stderr, "Unknow flag %s\n", tok);
2913                                 return -1;
2914                         }
2915
2916                 } else if (strcasestr(argv[i], "size=") == argv[i] ||
2917                          strcasestr(argv[i], "s=") == argv[i]) {
2918                         tok = strchr(argv[i], '=') + 1;
2919
2920                         bulk->blk_size = strtol(tok, &end, 0);
2921                         if (bulk->blk_size <= 0) {
2922                                 fprintf(stderr, "Invalid size %s\n", tok);
2923                                 return -1;
2924                         }
2925
2926                         if (end == NULL)
2927                                 return 0;
2928
2929                         if (*end == 'k' || *end == 'K')
2930                                 bulk->blk_size *= 1024;
2931                         else if (*end == 'm' || *end == 'M')
2932                                 bulk->blk_size *= 1024 * 1024;
2933
2934                         if (bulk->blk_size > CFS_PAGE_SIZE * LNET_MAX_IOV) {
2935                                 fprintf(stderr, "Size exceed limitation: %d bytes\n",
2936                                         bulk->blk_size);
2937                                 return -1;
2938                         }
2939
2940                 } else if (strcasecmp(argv[i], "read") == 0 ||
2941                            strcasecmp(argv[i], "r") == 0) {
2942                         bulk->blk_opc = LST_BRW_READ;
2943
2944                 } else if (strcasecmp(argv[i], "write") == 0 ||
2945                            strcasecmp(argv[i], "w") == 0) {
2946                         bulk->blk_opc = LST_BRW_WRITE;
2947
2948                 } else {
2949                         fprintf(stderr, "Unknow parameter: %s\n", argv[i]);
2950                         return -1;
2951                 }
2952
2953                 i++;
2954         }
2955
2956         return rc;
2957 }
2958
2959 int
2960 lst_get_test_param(char *test, int argc, char **argv, void **param, int *plen)
2961 {
2962         lst_test_bulk_param_t *bulk = NULL;
2963         int                    type;
2964
2965         type = lst_test_name2type(test);
2966         if (type < 0) {
2967                 fprintf(stderr, "Unknow test name %s\n", test);
2968                 return -1;
2969         }
2970
2971         switch (type) {
2972         case LST_TEST_PING:
2973                 break;
2974
2975         case LST_TEST_BULK:
2976                 bulk = malloc(sizeof(*bulk));
2977                 if (bulk == NULL) {
2978                         fprintf(stderr, "Out of memory\n");
2979                         return -1;
2980                 }
2981
2982                 memset(bulk, 0, sizeof(*bulk));
2983
2984                 if (lst_get_bulk_param(argc, argv, bulk) != 0) {
2985                         free(bulk);
2986                         return -1;
2987                 }
2988
2989                 *param = bulk;
2990                 *plen  = sizeof(*bulk);
2991
2992                 break;
2993
2994         default:
2995                 break;
2996         }
2997
2998         /* TODO: parse more parameter */
2999         return type;
3000 }
3001
3002 int
3003 lst_add_test_ioctl(char *batch, int type, int loop, int concur,
3004                    int dist, int span, char *sgrp, char *dgrp,
3005                    void *param, int plen, int *retp, cfs_list_t *resultp)
3006 {
3007         lstio_test_args_t args = {0};
3008
3009         args.lstio_tes_key        = session_key;
3010         args.lstio_tes_bat_nmlen  = strlen(batch);
3011         args.lstio_tes_bat_name   = batch;
3012         args.lstio_tes_type       = type;
3013         args.lstio_tes_oneside    = 0;
3014         args.lstio_tes_loop       = loop;
3015         args.lstio_tes_concur     = concur;
3016         args.lstio_tes_dist       = dist;
3017         args.lstio_tes_span       = span;
3018         args.lstio_tes_sgrp_nmlen = strlen(sgrp);
3019         args.lstio_tes_sgrp_name  = sgrp;
3020         args.lstio_tes_dgrp_nmlen = strlen(dgrp);
3021         args.lstio_tes_dgrp_name  = dgrp;
3022         args.lstio_tes_param_len  = plen;
3023         args.lstio_tes_param      = param;
3024         args.lstio_tes_retp       = retp;
3025         args.lstio_tes_resultp    = resultp;
3026
3027         return lst_ioctl(LSTIO_TEST_ADD, &args, sizeof(args));
3028 }
3029
3030 int
3031 jt_lst_add_test(int argc, char **argv)
3032 {
3033         cfs_list_t    head;
3034         char         *batch  = NULL;
3035         char         *test   = NULL;
3036         char         *dstr   = NULL;
3037         char         *from   = NULL;
3038         char         *to     = NULL;
3039         void         *param  = NULL;
3040         int           optidx = 0;
3041         int           concur = 1;
3042         int           loop   = -1;
3043         int           dist   = 1;
3044         int           span   = 1;
3045         int           plen   = 0;
3046         int           fcount = 0;
3047         int           tcount = 0;
3048         int           ret    = 0;
3049         int           type;
3050         int           rc;
3051         int           c;
3052
3053         static struct option add_test_opts[] =
3054         {
3055                 {"batch",       required_argument, 0, 'b' },
3056                 {"concurrency", required_argument, 0, 'c' },
3057                 {"distribute",  required_argument, 0, 'd' },
3058                 {"from",        required_argument, 0, 'f' },
3059                 {"to",          required_argument, 0, 't' },
3060                 {"loop",        required_argument, 0, 'l' },
3061                 {0,             0,                 0,  0  }
3062         };
3063
3064         if (session_key == 0) {
3065                 fprintf(stderr,
3066                         "Can't find env LST_SESSION or value is not valid\n");
3067                 return -1;
3068         }
3069
3070         while (1) {
3071                 c = getopt_long(argc, argv, "b:c:d:f:l:t:",
3072                                 add_test_opts, &optidx);
3073
3074                 /* Detect the end of the options. */
3075                 if (c == -1)
3076                         break;
3077
3078                 switch (c) {
3079                 case 'b':
3080                         batch = optarg;
3081                         break;
3082                 case 'c':
3083                         concur = atoi(optarg);
3084                         break;
3085                 case 'd':
3086                         dstr = optarg;
3087                         break;
3088                 case 'f':
3089                         from = optarg;
3090                         break;
3091                 case 'l':
3092                         loop = atoi(optarg);
3093                         break;
3094                 case 't':
3095                         to = optarg;
3096                         break;
3097                 default:
3098                         lst_print_usage(argv[0]);
3099                         return -1;
3100                 }
3101         }
3102
3103         if (optind == argc || from == NULL || to == NULL) {
3104                 lst_print_usage(argv[0]);
3105                 return -1;
3106         }
3107
3108         if (concur <= 0 || concur > LST_MAX_CONCUR) {
3109                 fprintf(stderr, "Invalid concurrency of test: %d\n", concur);
3110                 return -1;
3111         }
3112
3113         if (batch == NULL)
3114                 batch = LST_DEFAULT_BATCH;
3115
3116         if (dstr != NULL) {
3117                 rc = lst_parse_distribute(dstr, &dist, &span);
3118                 if (rc != 0) {
3119                         fprintf(stderr, "Invalid distribution: %s\n", dstr);
3120                         return -1;
3121                 }
3122         }
3123
3124         test = argv[optind++];
3125
3126         argc -= optind;
3127         argv += optind;
3128
3129         type = lst_get_test_param(test, argc, argv, &param, &plen);
3130         if (type < 0) {
3131                 fprintf(stderr, "Failed to add test (%s)\n", test);
3132                 return -1;
3133         }
3134
3135         CFS_INIT_LIST_HEAD(&head);
3136
3137         rc = lst_get_node_count(LST_OPC_GROUP, from, &fcount, NULL);
3138         if (rc != 0) {
3139                 fprintf(stderr, "Can't get count of nodes from %s: %s\n",
3140                         from, strerror(errno));
3141                 goto out;
3142         }
3143
3144         rc = lst_get_node_count(LST_OPC_GROUP, to, &tcount, NULL);
3145         if (rc != 0) {
3146                 fprintf(stderr, "Can't get count of nodes from %s: %s\n",
3147                         to, strerror(errno));
3148                 goto out;
3149         }
3150
3151         rc = lst_alloc_rpcent(&head, fcount > tcount ? fcount : tcount, 0);
3152         if (rc != 0) {
3153                 fprintf(stderr, "Out of memory\n");
3154                 goto out;
3155         }
3156
3157         rc = lst_add_test_ioctl(batch, type, loop, concur,
3158                                 dist, span, from, to, param, plen, &ret, &head);
3159
3160         if (rc == 0) {
3161                 fprintf(stdout, "Test was added successfully\n");
3162                 if (ret != 0) {
3163                         fprintf(stdout, "Server group contains userland test "
3164                                 "nodes, old version of tcplnd can't accept "
3165                                 "connection request\n");
3166                 }
3167
3168                 goto out;
3169         }
3170
3171         if (rc == -1) {
3172                 lst_print_error("test", "Failed to add test: %s\n",
3173                                 strerror(errno));
3174                 goto out;
3175         }
3176
3177         lst_print_transerr(&head, "add test");
3178 out:
3179         lst_free_rpcent(&head);
3180
3181         if (param != NULL)
3182                 free(param);
3183
3184         return rc;
3185 }
3186
3187 static command_t lst_cmdlist[] = {
3188         {"new_session",         jt_lst_new_session,     NULL,
3189          "Usage: lst new_session [--timeout TIME] [--force] [NAME]"                     },
3190         {"end_session",         jt_lst_end_session,     NULL,
3191          "Usage: lst end_session"                                                       },
3192         {"show_session",        jt_lst_show_session,    NULL,
3193          "Usage: lst show_session"                                                      },
3194         {"ping",                jt_lst_ping ,           NULL,
3195          "Usage: lst ping  [--group NAME] [--batch NAME] [--session] [--nodes IDS]"     },
3196         {"add_group",           jt_lst_add_group,       NULL,
3197          "Usage: lst group NAME IDs [IDs]..."                                           },
3198         {"del_group",           jt_lst_del_group,       NULL,
3199          "Usage: lst del_group NAME"                                                    },
3200         {"update_group",        jt_lst_update_group,    NULL,
3201          "Usage: lst update_group NAME [--clean] [--refresh] [--remove IDs]"            },
3202         {"list_group",          jt_lst_list_group,      NULL,
3203           "Usage: lst list_group [--active] [--busy] [--down] [--unknown] GROUP ..."    },
3204         {"stat",                jt_lst_stat,            NULL,
3205          "Usage: lst stat [--bw] [--rate] [--read] [--write] [--max] [--min] [--avg] "
3206          " [--timeout #] [--delay #] [--count #] GROUP [GROUP]"                         },
3207         {"show_error",          jt_lst_show_error,      NULL,
3208          "Usage: lst show_error NAME | IDS ..."                                         },
3209         {"add_batch",           jt_lst_add_batch,       NULL,
3210          "Usage: lst add_batch NAME"                                                    },
3211         {"run",                 jt_lst_start_batch,     NULL,
3212          "Usage: lst run [--timeout TIME] [NAME]"                                       },
3213         {"stop",                jt_lst_stop_batch,      NULL,
3214          "Usage: lst stop [--force] BATCH_NAME"                                         },
3215         {"list_batch",          jt_lst_list_batch,      NULL,
3216          "Usage: lst list_batch NAME [--test ID] [--server]"                            },
3217         {"query",               jt_lst_query_batch,     NULL,
3218          "Usage: lst query [--test ID] [--server] [--timeout TIME] NAME"                },
3219         {"add_test",            jt_lst_add_test,        NULL,
3220          "Usage: lst add_test [--batch BATCH] [--loop #] [--concurrency #] "
3221          " [--distribute #:#] [--from GROUP] [--to GROUP] TEST..."                      },
3222         {"help",                Parser_help,            0,     "help"                   },
3223         {0,                     0,                      0,      NULL                    }
3224 };
3225
3226 int
3227 lst_initialize(void)
3228 {
3229         char   *key;
3230         char   *feats;
3231
3232         feats = getenv("LST_FEATURES");
3233         if (feats != NULL)
3234                 session_features = strtol(feats, NULL, 16);
3235
3236         if ((session_features & ~LST_FEATS_MASK) != 0) {
3237                 fprintf(stderr,
3238                         "Unsupported session features %x, "
3239                         "only support these features so far: %x\n",
3240                         (session_features & ~LST_FEATS_MASK), LST_FEATS_MASK);
3241                 return -1;
3242         }
3243
3244         key = getenv("LST_SESSION");
3245
3246         if (key == NULL) {
3247                 session_key = 0;
3248                 return 0;
3249         }
3250
3251         session_key = atoi(key);
3252
3253         return 0;
3254 }
3255
3256 int
3257 main(int argc, char **argv)
3258 {
3259         int rc = 0;
3260
3261         setlinebuf(stdout);
3262
3263         rc = libcfs_arch_init();
3264         if (rc < 0)
3265                 return rc;
3266
3267         rc = lst_initialize();
3268         if (rc < 0)
3269                 goto errorout;
3270
3271         rc = ptl_initialize(argc, argv);
3272         if (rc < 0)
3273                 goto errorout;
3274
3275         Parser_init("lst > ", lst_cmdlist);
3276
3277         if (argc != 1)  {
3278                 rc = Parser_execarg(argc - 1, argv + 1, lst_cmdlist);
3279                 goto errorout;
3280         }
3281
3282         Parser_commands();
3283
3284 errorout:
3285         libcfs_arch_cleanup();
3286         return rc;
3287 }