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  * Copyright (c) 2012, Intel Corporation.
  31  */
  32 /*
  33  * This file is part of Lustre, http://www.lustre.org/
  34  * Lustre is a trademark of Sun Microsystems, Inc.
  35  *
  36  * lnet/selftest/conctl.c
  37  *
  38  * Author: Liang Zhen <liangzhen@clusterfs.com>
  39  */
  40
  41 #define _GNU_SOURCE
  42
  43 #include <libcfs/libcfsutil.h>
  44 #include <lnet/lnetctl.h>
  45 #include <lnet/lnetst.h>
  46 /* NB: these includes are layering violation */
  47 #include <lustre_ver.h>
  48 #include <lustre/lustre_idl.h>
  49
  50 lst_sid_t LST_INVALID_SID = {LNET_NID_ANY, -1};
  51 static lst_sid_t           session_id;
  52 static int                 session_key;
  53
  54 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 50, 0)
  55 /* assume all nodes can understand feature LST_FEAT_BULK_LEN */
  56 static unsigned            session_features = LST_FEATS_MASK;
  57 #else
  58 static unsigned            session_features = LST_FEATS_EMPTY;
  59 #endif
  60
  61 static lstcon_trans_stat_t trans_stat;
  62
  63 typedef struct list_string {
  64         struct list_string *lstr_next;
  65         int                 lstr_sz;
  66         char                lstr_str[0];
  67 } lstr_t;
  68
  69 #ifndef offsetof
  70 # define offsetof(typ,memb)     ((unsigned long)((char *)&(((typ *)0)->memb)))
  71 #endif
  72
  73 static int alloc_count = 0;
  74 static int alloc_nob   = 0;
  75
  76 lstr_t *
  77 alloc_lstr(int sz)
  78 {
  79         lstr_t  *lstr = malloc(offsetof(lstr_t, lstr_str[sz]));
  80
  81         if (lstr == NULL) {
  82                 fprintf(stderr, "Can't allocate lstr\n");
  83                 abort();
  84         }
  85
  86         alloc_nob += sz;
  87         alloc_count++;
  88
  89         lstr->lstr_str[0] = 0;
  90         lstr->lstr_sz = sz;
  91         return lstr;
  92 }
  93
  94 void
  95 free_lstr(lstr_t *lstr)
  96 {
  97         alloc_count--;
  98         alloc_nob -= lstr->lstr_sz;
  99         free(lstr);
 100 }
 101
 102 void
 103 free_lstrs(lstr_t **list)
 104 {
 105         lstr_t   *lstr;
 106
 107         while ((lstr = *list) != NULL) {
 108                 *list = lstr->lstr_next;
 109                 free_lstr(lstr);
 110         }
 111 }
 112
 113 void
 114 new_lstrs(lstr_t **list, char *prefix, char *postfix,
 115           int lo, int hi, int stride)
 116 {
 117         int    n1 = strlen(prefix);
 118         int    n2 = strlen(postfix);
 119         int    sz = n1 + 20 + n2 + 1;
 120
 121         do {
 122                 lstr_t *n = alloc_lstr(sz);
 123
 124                 snprintf(n->lstr_str, sz - 1, "%s%u%s",
 125                          prefix, lo, postfix);
 126
 127                 n->lstr_next = *list;
 128                 *list = n;
 129
 130                 lo += stride;
 131         } while (lo <= hi);
 132 }
 133
 134 int
 135 expand_lstr(lstr_t **list, lstr_t *l)
 136 {
 137         int          nob = strlen(l->lstr_str);
 138         char        *b1;
 139         char        *b2;
 140         char        *expr;
 141         char        *sep;
 142         int          x;
 143         int          y;
 144         int          z;
 145         int          n;
 146
 147         b1 = strchr(l->lstr_str, '[');
 148         if (b1 == NULL) {
 149                 l->lstr_next = *list;
 150                 *list = l;
 151                 return 0;
 152         }
 153
 154         b2 = strchr(b1, ']');
 155         if (b2 == NULL || b2 == b1 + 1)
 156                 return -1;
 157
 158         *b1++ = 0;
 159         *b2++ = 0;
 160         expr = b1;
 161         do {
 162
 163                 sep = strchr(expr, ',');
 164                 if (sep != NULL)
 165                         *sep++ = 0;
 166
 167                 nob = strlen(expr);
 168                 n = nob;
 169                 if (sscanf(expr, "%u%n", &x, &n) >= 1 && n == nob) {
 170                         /* simple number */
 171                         new_lstrs(list, l->lstr_str, b2, x, x, 1);
 172                         continue;
 173                 }
 174
 175                 n = nob;
 176                 if (sscanf(expr, "%u-%u%n", &x, &y, &n) >= 2 && n == nob &&
 177                     x < y) {
 178                         /* simple range */
 179                         new_lstrs(list, l->lstr_str, b2, x, y, 1);
 180                         continue;
 181                 }
 182
 183                 n = nob;
 184                 if (sscanf(expr, "%u-%u/%u%n", &x, &y, &z, &n) >= 3 && n == nob &&
 185                     x < y) {
 186                         /* strided range */
 187                         new_lstrs(list, l->lstr_str, b2, x, y, z);
 188                         continue;
 189                 }
 190
 191                 /* syntax error */
 192                 return -1;
 193         } while ((expr = sep) != NULL);
 194
 195         free_lstr(l);
 196
 197         return 1;
 198 }
 199
 200 int
 201 expand_strs(char *str, lstr_t **head)
 202 {
 203         lstr_t  *list = NULL;
 204         lstr_t  *nlist;
 205         lstr_t  *l;
 206         int      rc = 0;
 207         int      expanded;
 208
 209         l = alloc_lstr(strlen(str) + 1);
 210         memcpy(l->lstr_str, str, strlen(str) + 1);
 211         l->lstr_next = NULL;
 212         list = l;
 213
 214         do {
 215                 expanded = 0;
 216                 nlist = NULL;
 217
 218                 while ((l = list) != NULL) {
 219                         list = l->lstr_next;
 220
 221                         rc = expand_lstr(&nlist, l);
 222                         if (rc < 0) {
 223                                 fprintf(stderr, "Syntax error in \"%s\"\n", str);
 224                                 free_lstr(l);
 225                                 break;
 226                         }
 227
 228                         expanded |= rc > 0;
 229                 }
 230
 231                 /* re-order onto 'list' */
 232                 while ((l = nlist) != NULL) {
 233                         nlist = l->lstr_next;
 234                         l->lstr_next = list;
 235                         list = l;
 236                 }
 237
 238         } while (expanded && rc > 0);
 239
 240         if (rc >= 0) {
 241                 *head = list;
 242                 return 0;
 243         }
 244
 245         while ((l = list) != NULL) {
 246                 list = l->lstr_next;
 247
 248                 free_lstr(l);
 249         }
 250         return rc;
 251 }
 252
 253 int
 254 lst_parse_nids(char *str, int *countp, lnet_process_id_t **idspp)
 255 {
 256         lstr_t  *head = NULL;
 257         lstr_t  *l;
 258         int      c = 0;
 259         int      i;
 260         int      rc;
 261
 262         rc = expand_strs(str, &head);
 263         if (rc != 0)
 264                 goto out;
 265
 266         l = head;
 267         while (l != NULL) {
 268                 l = l->lstr_next;
 269                 c++;
 270         }
 271
 272         *idspp = malloc(c * sizeof(lnet_process_id_t));
 273         if (*idspp == NULL) {
 274                 fprintf(stderr, "Out of memory\n");
 275                 rc = -1;
 276         }
 277
 278         *countp = c;
 279 out:
 280         i = 0;
 281         while ((l = head) != NULL) {
 282                 head = l->lstr_next;
 283
 284                 if (rc == 0) {
 285                         (*idspp)[i].nid = libcfs_str2nid(l->lstr_str);
 286                         if ((*idspp)[i].nid == LNET_NID_ANY) {
 287                                 fprintf(stderr, "Invalid nid: %s\n",
 288                                         l->lstr_str);
 289                                 rc = -1;
 290                         }
 291
 292                         (*idspp)[i].pid = LUSTRE_LNET_PID;
 293                         i++;
 294                 }
 295
 296                 free_lstr(l);
 297         }
 298
 299         if (rc == 0)
 300                 return 0;
 301
 302         free(*idspp);
 303         *idspp = NULL;
 304
 305         return rc;
 306 }
 307
 308 char *
 309 lst_node_state2str(int state)
 310 {
 311         if (state == LST_NODE_ACTIVE)
 312                 return "Active";
 313         if (state == LST_NODE_BUSY)
 314                 return "Busy";
 315         if (state == LST_NODE_DOWN)
 316                 return "Down";
 317
 318         return "Unknown";
 319 }
 320
 321 int
 322 lst_node_str2state(char *str)
 323 {
 324         if (strcasecmp(str, "active") == 0)
 325                 return LST_NODE_ACTIVE;
 326         if (strcasecmp(str, "busy") == 0)
 327                 return LST_NODE_BUSY;
 328         if (strcasecmp(str, "down") == 0)
 329                 return LST_NODE_DOWN;
 330         if (strcasecmp(str, "unknown") == 0)
 331                 return LST_NODE_UNKNOWN;
 332         if (strcasecmp(str, "invalid") == 0)
 333                 return (LST_NODE_UNKNOWN | LST_NODE_DOWN | LST_NODE_BUSY);
 334
 335         return -1;
 336 }
 337
 338 char *
 339 lst_test_type2name(int type)
 340 {
 341         if (type == LST_TEST_PING)
 342                 return "ping";
 343         if (type == LST_TEST_BULK)
 344                 return "brw";
 345
 346         return "unknown";
 347 }
 348
 349 int
 350 lst_test_name2type(char *name)
 351 {
 352         if (strcasecmp(name, "ping") == 0)
 353                 return LST_TEST_PING;
 354         if (strcasecmp(name, "brw") == 0)
 355                 return LST_TEST_BULK;
 356
 357         return -1;
 358 }
 359
 360 void
 361 lst_print_usage(char *cmd)
 362 {
 363         Parser_printhelp(cmd);
 364 }
 365
 366 void
 367 lst_print_error(char *sub, const char *def_format, ...)
 368 {
 369         va_list ap;
 370
 371         /* local error returned from kernel */
 372         switch (errno) {
 373         case ESRCH:
 374                 fprintf(stderr, "No session exists\n");
 375                 return;
 376         case ESHUTDOWN:
 377                 fprintf(stderr, "Session is shutting down\n");
 378                 return;
 379         case EACCES:
 380                 fprintf(stderr, "Unmatched session key or not root\n");
 381                 return;
 382         case ENOENT:
 383                 fprintf(stderr, "Can't find %s in current session\n", sub);
 384                 return;
 385         case EINVAL:
 386                 fprintf(stderr, "Invalid parameters list in command line\n");
 387                 return;
 388         case EFAULT:
 389                 fprintf(stderr, "Bad parameter address\n");
 390                 return;
 391         case EEXIST:
 392                 fprintf(stderr, "%s already exists\n", sub);
 393                 return;
 394         default:
 395                 va_start(ap, def_format);
 396                 vfprintf(stderr, def_format, ap);
 397                 va_end(ap);
 398
 399                 return;
 400         }
 401 }
 402
 403 void
 404 lst_free_rpcent(cfs_list_t *head)
 405 {
 406         lstcon_rpc_ent_t *ent;
 407
 408         while (!cfs_list_empty(head)) {
 409                 ent = cfs_list_entry(head->next, lstcon_rpc_ent_t, rpe_link);
 410
 411                 cfs_list_del(&ent->rpe_link);
 412                 free(ent);
 413         }
 414 }
 415
 416 void
 417 lst_reset_rpcent(cfs_list_t *head)
 418 {
 419         lstcon_rpc_ent_t *ent;
 420
 421         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
 422                 ent->rpe_sid      = LST_INVALID_SID;
 423                 ent->rpe_peer.nid = LNET_NID_ANY;
 424                 ent->rpe_peer.pid = LNET_PID_ANY;
 425                 ent->rpe_rpc_errno = ent->rpe_fwk_errno = 0;
 426         }
 427 }
 428
 429 int
 430 lst_alloc_rpcent(cfs_list_t *head, int count, int offset)
 431 {
 432         lstcon_rpc_ent_t *ent;
 433         int               i;
 434
 435         for (i = 0; i < count; i++) {
 436                 ent = malloc(offsetof(lstcon_rpc_ent_t, rpe_payload[offset]));
 437                 if (ent == NULL) {
 438                         lst_free_rpcent(head);
 439                         return -1;
 440                 }
 441
 442                 memset(ent, 0, offsetof(lstcon_rpc_ent_t, rpe_payload[offset]));
 443
 444                 ent->rpe_sid      = LST_INVALID_SID;
 445                 ent->rpe_peer.nid = LNET_NID_ANY;
 446                 ent->rpe_peer.pid = LNET_PID_ANY;
 447                 cfs_list_add(&ent->rpe_link, head);
 448         }
 449
 450         return 0;
 451 }
 452
 453 void
 454 lst_print_transerr(cfs_list_t *head, char *optstr)
 455 {
 456         lstcon_rpc_ent_t  *ent;
 457
 458         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
 459                 if (ent->rpe_rpc_errno == 0 && ent->rpe_fwk_errno == 0)
 460                         continue;
 461
 462                 if (ent->rpe_rpc_errno != 0) {
 463                         fprintf(stderr, "%s RPC failed on %s: %s\n",
 464                                 optstr, libcfs_id2str(ent->rpe_peer),
 465                                 strerror(ent->rpe_rpc_errno));
 466                         continue;
 467                 }
 468
 469                 fprintf(stderr, "operation %s failed on %s: %s\n",
 470                         optstr, libcfs_id2str(ent->rpe_peer),
 471                         strerror(ent->rpe_fwk_errno));
 472         }
 473 }
 474
 475 int lst_info_batch_ioctl(char *batch, int test, int server,
 476                         lstcon_test_batch_ent_t *entp, int *idxp,
 477                         int *ndentp, lstcon_node_ent_t *dentsp);
 478
 479 int lst_info_group_ioctl(char *name, lstcon_ndlist_ent_t *gent,
 480                          int *idx, int *count, lstcon_node_ent_t *dents);
 481
 482 int lst_query_batch_ioctl(char *batch, int test, int server,
 483                           int timeout, cfs_list_t *head);
 484
 485 int
 486 lst_ioctl(unsigned int opc, void *buf, int len)
 487 {
 488         struct libcfs_ioctl_data data;
 489         int    rc;
 490
 491         LIBCFS_IOC_INIT (data);
 492         data.ioc_u32[0]  = opc;
 493         data.ioc_plen1   = len;
 494         data.ioc_pbuf1   = (char *)buf;
 495         data.ioc_plen2   = sizeof(trans_stat);
 496         data.ioc_pbuf2   = (char *)&trans_stat;
 497
 498         memset(&trans_stat, 0, sizeof(trans_stat));
 499
 500         rc = l_ioctl(LNET_DEV_ID, IOC_LIBCFS_LNETST, &data);
 501
 502         /* local error, no valid RPC result */
 503         if (rc != 0)
 504                 return -1;
 505
 506         /* RPC error */
 507         if (trans_stat.trs_rpc_errno != 0)
 508                 return -2;
 509
 510         /* Framework error */
 511         if (trans_stat.trs_fwk_errno != 0)
 512                 return -3;
 513
 514         return 0;
 515 }
 516
 517 int
 518 lst_new_session_ioctl(char *name, int timeout, int force, lst_sid_t *sid)
 519 {
 520         lstio_session_new_args_t args = {0};
 521
 522         args.lstio_ses_key     = session_key;
 523         args.lstio_ses_timeout = timeout;
 524         args.lstio_ses_force   = force;
 525         args.lstio_ses_idp     = sid;
 526         args.lstio_ses_feats   = session_features;
 527         args.lstio_ses_nmlen   = strlen(name);
 528         args.lstio_ses_namep   = name;
 529
 530         return lst_ioctl (LSTIO_SESSION_NEW, &args, sizeof(args));
 531 }
 532
 533 int
 534 jt_lst_new_session(int argc,  char **argv)
 535 {
 536         char  buf[LST_NAME_SIZE];
 537         char *name;
 538         int   optidx  = 0;
 539         int   timeout = 300;
 540         int   force   = 0;
 541         int   c;
 542         int   rc;
 543
 544         static struct option session_opts[] =
 545         {
 546                 {"timeout", required_argument,  0, 't' },
 547                 {"force",   no_argument,        0, 'f' },
 548                 {0,         0,                  0,  0  }
 549         };
 550
 551         if (session_key == 0) {
 552                 fprintf(stderr,
 553                         "Can't find env LST_SESSION or value is not valid\n");
 554                 return -1;
 555         }
 556
 557         while (1) {
 558
 559                 c = getopt_long(argc, argv, "ft:",
 560                                 session_opts, &optidx);
 561
 562                 if (c == -1)
 563                         break;
 564
 565                 switch (c) {
 566                 case 'f':
 567                         force = 1;
 568                         break;
 569                 case 't':
 570                         timeout = atoi(optarg);
 571                         break;
 572                 default:
 573                         lst_print_usage(argv[0]);
 574                         return -1;
 575                 }
 576         }
 577
 578         if (timeout <= 0) {
 579                 fprintf(stderr, "Invalid timeout value\n");
 580                 return -1;
 581         }
 582
 583         if (optind == argc - 1) {
 584                 name = argv[optind ++];
 585                 if (strlen(name) >= LST_NAME_SIZE) {
 586                         fprintf(stderr, "Name size is limited to %d\n",
 587                                 LST_NAME_SIZE - 1);
 588                         return -1;
 589                 }
 590
 591         } else if (optind == argc) {
 592                 char           user[LST_NAME_SIZE];
 593                 char           host[LST_NAME_SIZE];
 594                 struct passwd *pw = getpwuid(getuid());
 595
 596                 if (pw == NULL)
 597                         snprintf(user, sizeof(user), "%d", (int)getuid());
 598                 else
 599                         snprintf(user, sizeof(user), "%s", pw->pw_name);
 600
 601                 rc = gethostname(host, sizeof(host));
 602                 if (rc != 0)
 603                         snprintf(host, sizeof(host), "unknown_host");
 604
 605                 snprintf(buf, LST_NAME_SIZE, "%s@%s", user, host);
 606                 name = buf;
 607
 608         } else {
 609                 lst_print_usage(argv[0]);
 610                 return -1;
 611         }
 612
 613         rc = lst_new_session_ioctl(name, timeout, force, &session_id);
 614         if (rc != 0) {
 615                 lst_print_error("session", "Failed to create session: %s\n",
 616                                 strerror(errno));
 617                 return rc;
 618         }
 619
 620         fprintf(stdout, "SESSION: %s FEATURES: %x TIMEOUT: %d FORCE: %s\n",
 621                 name, session_features, timeout, force ? "Yes" : "No");
 622         return 0;
 623 }
 624
 625 int
 626 lst_session_info_ioctl(char *name, int len, int *key, unsigned *featp,
 627                        lst_sid_t *sid, lstcon_ndlist_ent_t *ndinfo)
 628 {
 629         lstio_session_info_args_t args = {0};
 630
 631         args.lstio_ses_idp     = sid;
 632         args.lstio_ses_keyp    = key;
 633         args.lstio_ses_featp   = featp;
 634         args.lstio_ses_ndinfo  = ndinfo;
 635         args.lstio_ses_nmlen   = len;
 636         args.lstio_ses_namep   = name;
 637
 638         return lst_ioctl(LSTIO_SESSION_INFO, &args, sizeof(args));
 639 }
 640
 641 int
 642 jt_lst_show_session(int argc, char **argv)
 643 {
 644         lstcon_ndlist_ent_t ndinfo;
 645         lst_sid_t           sid;
 646         char                name[LST_NAME_SIZE];
 647         unsigned            feats;
 648         int                 key;
 649         int                 rc;
 650
 651         rc = lst_session_info_ioctl(name, LST_NAME_SIZE, &key,
 652                                     &feats, &sid, &ndinfo);
 653
 654         if (rc != 0) {
 655                 lst_print_error("session", "Failed to show session: %s\n",
 656                                 strerror(errno));
 657                 return -1;
 658         }
 659
 660         fprintf(stdout, "%s ID: "LPU64"@%s, KEY: %d FEATURES: %x NODES: %d\n",
 661                 name, sid.ses_stamp, libcfs_nid2str(sid.ses_nid),
 662                 key, feats, ndinfo.nle_nnode);
 663
 664         return 0;
 665 }
 666
 667 int
 668 lst_end_session_ioctl(void)
 669 {
 670         lstio_session_end_args_t args = {0};
 671
 672         args.lstio_ses_key =  session_key;
 673         return lst_ioctl (LSTIO_SESSION_END, &args, sizeof(args));
 674 }
 675
 676 int
 677 jt_lst_end_session(int argc, char **argv)
 678 {
 679         int             rc;
 680
 681         if (session_key == 0) {
 682                 fprintf(stderr,
 683                         "Can't find env LST_SESSION or value is not valid\n");
 684                 return -1;
 685         }
 686
 687         rc = lst_end_session_ioctl();
 688
 689         if (rc == 0) {
 690                 fprintf(stdout, "session is ended\n");
 691                 return 0;
 692         }
 693
 694         if (rc == -1) {
 695                 lst_print_error("session", "Failed to end session: %s\n",
 696                                 strerror(errno));
 697                 return rc;
 698         }
 699
 700         if (trans_stat.trs_rpc_errno != 0) {
 701                 fprintf(stderr,
 702                         "[RPC] Failed to send %d session RPCs: %s\n",
 703                         lstcon_rpc_stat_failure(&trans_stat, 0),
 704                         strerror(trans_stat.trs_rpc_errno));
 705         }
 706
 707         if (trans_stat.trs_fwk_errno != 0) {
 708                 fprintf(stderr,
 709                         "[FWK] Failed to end session on %d nodes: %s\n",
 710                         lstcon_sesop_stat_failure(&trans_stat, 0),
 711                         strerror(trans_stat.trs_fwk_errno));
 712         }
 713
 714         return rc;
 715 }
 716
 717 int
 718 lst_ping_ioctl(char *str, int type, int timeout,
 719                int count, lnet_process_id_t *ids, cfs_list_t *head)
 720 {
 721         lstio_debug_args_t args = {0};
 722
 723         args.lstio_dbg_key     = session_key;
 724         args.lstio_dbg_type    = type;
 725         args.lstio_dbg_flags   = 0;
 726         args.lstio_dbg_timeout = timeout;
 727         args.lstio_dbg_nmlen   = (str == NULL) ? 0: strlen(str);
 728         args.lstio_dbg_namep   = str;
 729         args.lstio_dbg_count   = count;
 730         args.lstio_dbg_idsp    = ids;
 731         args.lstio_dbg_resultp = head;
 732
 733         return lst_ioctl (LSTIO_DEBUG, &args, sizeof(args));
 734 }
 735
 736 int
 737 lst_get_node_count(int type, char *str, int *countp, lnet_process_id_t **idspp)
 738 {
 739         char                    buf[LST_NAME_SIZE];
 740         lstcon_test_batch_ent_t ent;
 741         lstcon_ndlist_ent_t    *entp = &ent.tbe_cli_nle;
 742         lst_sid_t               sid;
 743         unsigned                feats;
 744         int                     key;
 745         int                     rc;
 746
 747         switch (type) {
 748         case LST_OPC_SESSION:
 749                 rc = lst_session_info_ioctl(buf, LST_NAME_SIZE,
 750                                             &key, &feats, &sid, entp);
 751                 break;
 752
 753         case LST_OPC_BATCHSRV:
 754                 entp = &ent.tbe_srv_nle;
 755         case LST_OPC_BATCHCLI:
 756                 rc = lst_info_batch_ioctl(str, 0, 0, &ent, NULL, NULL, NULL);
 757                 break;
 758
 759         case LST_OPC_GROUP:
 760                 rc = lst_info_group_ioctl(str, entp, NULL, NULL, NULL);
 761                 break;
 762
 763         case LST_OPC_NODES:
 764                 rc = lst_parse_nids(str, &entp->nle_nnode, idspp) < 0 ? -1 : 0;
 765                 break;
 766
 767         default:
 768                 rc = -1;
 769                 break;
 770         }
 771
 772         if (rc == 0)
 773                 *countp = entp->nle_nnode;
 774
 775         return rc;
 776 }
 777
 778 int
 779 jt_lst_ping(int argc,  char **argv)
 780 {
 781         cfs_list_t         head;
 782         lnet_process_id_t *ids = NULL;
 783         lstcon_rpc_ent_t  *ent = NULL;
 784         char              *str = NULL;
 785         int                optidx  = 0;
 786         int                server  = 0;
 787         int                timeout = 5;
 788         int                count   = 0;
 789         int                type    = 0;
 790         int                rc      = 0;
 791         int                c;
 792
 793         static struct option ping_opts[] =
 794         {
 795                 {"session", no_argument,       0, 's' },
 796                 {"server",  no_argument,       0, 'v' },
 797                 {"batch",   required_argument, 0, 'b' },
 798                 {"group",   required_argument, 0, 'g' },
 799                 {"nodes",   required_argument, 0, 'n' },
 800                 {"timeout", required_argument, 0, 't' },
 801                 {0,         0,                 0,  0  }
 802         };
 803
 804         if (session_key == 0) {
 805                 fprintf(stderr,
 806                         "Can't find env LST_SESSION or value is not valid\n");
 807                 return -1;
 808         }
 809
 810         while (1) {
 811
 812                 c = getopt_long(argc, argv, "g:b:n:t:sv",
 813                                 ping_opts, &optidx);
 814
 815                 if (c == -1)
 816                         break;
 817
 818                 switch (c) {
 819                 case 's':
 820                         type = LST_OPC_SESSION;
 821                         break;
 822
 823                 case 'g':
 824                         type = LST_OPC_GROUP;
 825                         str = optarg;
 826                         break;
 827
 828                 case 'b':
 829                         type = LST_OPC_BATCHCLI;
 830                         str = optarg;
 831                         break;
 832
 833                 case 'n':
 834                         type = LST_OPC_NODES;
 835                         str = optarg;
 836                         break;
 837
 838                 case 't':
 839                         timeout = atoi(optarg);
 840                         break;
 841
 842                 case 'v':
 843                         server = 1;
 844                         break;
 845
 846                 default:
 847                         lst_print_usage(argv[0]);
 848                         return -1;
 849                 }
 850         }
 851
 852         if (type == 0 || timeout <= 0 || optind != argc) {
 853                 lst_print_usage(argv[0]);
 854                 return -1;
 855         }
 856
 857         if (type == LST_OPC_BATCHCLI && server)
 858                 type = LST_OPC_BATCHSRV;
 859
 860         rc = lst_get_node_count(type, str, &count, &ids);
 861         if (rc < 0) {
 862                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
 863                         (str == NULL) ? "session" : str, strerror(errno));
 864                 return -1;
 865         }
 866
 867         CFS_INIT_LIST_HEAD(&head);
 868
 869         rc = lst_alloc_rpcent(&head, count, LST_NAME_SIZE);
 870         if (rc != 0) {
 871                 fprintf(stderr, "Out of memory\n");
 872                 goto out;
 873         }
 874
 875         if (count == 0) {
 876                 fprintf(stdout, "Target %s is empty\n",
 877                         (str == NULL) ? "session" : str);
 878                 goto out;
 879         }
 880
 881         rc = lst_ping_ioctl(str, type, timeout, count, ids, &head);
 882         if (rc == -1) { /* local failure */
 883                 lst_print_error("debug", "Failed to ping %s: %s\n",
 884                                 (str == NULL) ? "session" : str,
 885                                 strerror(errno));
 886                 rc = -1;
 887                 goto out;
 888         }
 889
 890         /* ignore RPC errors and framwork errors */
 891         cfs_list_for_each_entry_typed(ent, &head, lstcon_rpc_ent_t, rpe_link) {
 892                 fprintf(stdout, "\t%s: %s [session: %s id: %s]\n",
 893                         libcfs_id2str(ent->rpe_peer),
 894                         lst_node_state2str(ent->rpe_state),
 895                         (ent->rpe_state == LST_NODE_ACTIVE ||
 896                          ent->rpe_state == LST_NODE_BUSY)?
 897                                  (ent->rpe_rpc_errno == 0 ?
 898                                          &ent->rpe_payload[0] : "Unknown") :
 899                                  "<NULL>", libcfs_nid2str(ent->rpe_sid.ses_nid));
 900         }
 901
 902 out:
 903         lst_free_rpcent(&head);
 904
 905         if (ids != NULL)
 906                 free(ids);
 907
 908         return rc;
 909
 910 }
 911
 912 int
 913 lst_add_nodes_ioctl (char *name, int count, lnet_process_id_t *ids,
 914                      unsigned *featp, cfs_list_t *resultp)
 915 {
 916         lstio_group_nodes_args_t args = {0};
 917
 918         args.lstio_grp_key     = session_key;
 919         args.lstio_grp_nmlen   = strlen(name);
 920         args.lstio_grp_namep   = name;
 921         args.lstio_grp_count   = count;
 922         args.lstio_grp_featp   = featp;
 923         args.lstio_grp_idsp    = ids;
 924         args.lstio_grp_resultp = resultp;
 925
 926         return lst_ioctl(LSTIO_NODES_ADD, &args, sizeof(args));
 927 }
 928
 929 int
 930 lst_add_group_ioctl (char *name)
 931 {
 932         lstio_group_add_args_t args = {0};
 933
 934         args.lstio_grp_key     =  session_key;
 935         args.lstio_grp_nmlen   =  strlen(name);
 936         args.lstio_grp_namep   =  name;
 937
 938         return lst_ioctl(LSTIO_GROUP_ADD, &args, sizeof(args));
 939 }
 940
 941 int
 942 jt_lst_add_group(int argc, char **argv)
 943 {
 944         cfs_list_t         head;
 945         lnet_process_id_t *ids;
 946         char              *name;
 947         unsigned           feats = session_features;
 948         int                count;
 949         int                rc;
 950         int                i;
 951
 952         if (session_key == 0) {
 953                 fprintf(stderr,
 954                         "Can't find env LST_SESSION or value is not valid\n");
 955                 return -1;
 956         }
 957
 958         if (argc < 3) {
 959                 lst_print_usage(argv[0]);
 960                 return -1;
 961         }
 962
 963         name = argv[1];
 964         if (strlen(name) >= LST_NAME_SIZE) {
 965                 fprintf(stderr, "Name length is limited to %d\n",
 966                         LST_NAME_SIZE - 1);
 967                 return -1;
 968         }
 969
 970         rc = lst_add_group_ioctl(name);
 971         if (rc != 0) {
 972                 lst_print_error("group", "Failed to add group %s: %s\n",
 973                                 name, strerror(errno));
 974                 return -1;
 975         }
 976
 977         CFS_INIT_LIST_HEAD(&head);
 978
 979         for (i = 2; i < argc; i++) {
 980                 /* parse address list */
 981                 rc = lst_parse_nids(argv[i], &count, &ids);
 982                 if (rc < 0) {
 983                         fprintf(stderr, "Ignore invalid id list %s\n",
 984                                 argv[i]);
 985                         continue;
 986                 }
 987
 988                 if (count == 0)
 989                         continue;
 990
 991                 rc = lst_alloc_rpcent(&head, count, 0);
 992                 if (rc != 0) {
 993                         fprintf(stderr, "Out of memory\n");
 994                         return -1;
 995                 }
 996
 997                 rc = lst_add_nodes_ioctl(name, count, ids, &feats, &head);
 998
 999                 free(ids);
1000
1001                 if (rc != 0)
1002                         goto failed;
1003
1004                 fprintf(stdout, "%s are added to session\n", argv[i]);
1005
1006                 if ((feats & session_features) != session_features) {
1007                         fprintf(stdout,
1008                                 "Warning, this session will run with "
1009                                 "compatible mode because some test nodes "
1010                                 "might not understand these features: %x\n",
1011                                 (~feats & session_features));
1012                 }
1013
1014                 lst_free_rpcent(&head);
1015         }
1016
1017         return 0;
1018
1019 failed:
1020         if (rc == -1) {
1021                 lst_print_error("group", "Failed to add nodes %s: %s\n",
1022                                 argv[i], strerror(errno));
1023
1024         } else {
1025                 if (trans_stat.trs_fwk_errno == EPROTO) {
1026                         fprintf(stderr,
1027                                 "test nodes might have different LST "
1028                                 "features, please disable some features by "
1029                                 "setting LST_FEATURES\n");
1030                 }
1031
1032                 lst_print_transerr(&head, "create session");
1033         }
1034
1035         lst_free_rpcent(&head);
1036
1037         return rc;
1038 }
1039
1040 int
1041 lst_del_group_ioctl (char *name)
1042 {
1043         lstio_group_del_args_t args = {0};
1044
1045         args.lstio_grp_key   = session_key;
1046         args.lstio_grp_nmlen = strlen(name);
1047         args.lstio_grp_namep = name;
1048
1049         return lst_ioctl(LSTIO_GROUP_DEL, &args, sizeof(args));
1050 }
1051
1052 int
1053 jt_lst_del_group(int argc, char **argv)
1054 {
1055         int     rc;
1056
1057         if (session_key == 0) {
1058                 fprintf(stderr,
1059                         "Can't find env LST_SESSION or value is not valid\n");
1060                 return -1;
1061         }
1062
1063         if (argc != 2) {
1064                 lst_print_usage(argv[0]);
1065                 return -1;
1066         }
1067
1068         rc = lst_del_group_ioctl(argv[1]);
1069         if (rc == 0) {
1070                 fprintf(stdout, "Group is deleted\n");
1071                 return 0;
1072         }
1073
1074         if (rc == -1) {
1075                 lst_print_error("group", "Failed to delete group: %s\n",
1076                                 strerror(errno));
1077                 return rc;
1078         }
1079
1080         fprintf(stderr, "Group is deleted with some errors\n");
1081
1082         if (trans_stat.trs_rpc_errno != 0) {
1083                 fprintf(stderr, "[RPC] Failed to send %d end session RPCs: %s\n",
1084                         lstcon_rpc_stat_failure(&trans_stat, 0),
1085                         strerror(trans_stat.trs_rpc_errno));
1086         }
1087
1088         if (trans_stat.trs_fwk_errno != 0) {
1089                 fprintf(stderr,
1090                         "[FWK] Failed to end session on %d nodes: %s\n",
1091                         lstcon_sesop_stat_failure(&trans_stat, 0),
1092                         strerror(trans_stat.trs_fwk_errno));
1093         }
1094
1095         return -1;
1096 }
1097
1098 int
1099 lst_update_group_ioctl(int opc, char *name, int clean, int count,
1100                        lnet_process_id_t *ids, cfs_list_t *resultp)
1101 {
1102         lstio_group_update_args_t args = {0};
1103
1104         args.lstio_grp_key      = session_key;
1105         args.lstio_grp_opc      = opc;
1106         args.lstio_grp_args     = clean;
1107         args.lstio_grp_nmlen    = strlen(name);
1108         args.lstio_grp_namep    = name;
1109         args.lstio_grp_count    = count;
1110         args.lstio_grp_idsp     = ids;
1111         args.lstio_grp_resultp  = resultp;
1112
1113         return lst_ioctl(LSTIO_GROUP_UPDATE, &args, sizeof(args));
1114 }
1115
1116 int
1117 jt_lst_update_group(int argc, char **argv)
1118 {
1119         cfs_list_t         head;
1120         lnet_process_id_t *ids = NULL;
1121         char              *str = NULL;
1122         char              *grp = NULL;
1123         int                optidx = 0;
1124         int                count = 0;
1125         int                clean = 0;
1126         int                opc = 0;
1127         int                rc;
1128         int                c;
1129
1130         static struct option update_group_opts[] =
1131         {
1132                 {"refresh", no_argument,       0, 'f' },
1133                 {"clean",   required_argument, 0, 'c' },
1134                 {"remove",  required_argument, 0, 'r' },
1135                 {0,         0,                 0,  0  }
1136         };
1137
1138         if (session_key == 0) {
1139                 fprintf(stderr,
1140                         "Can't find env LST_SESSION or value is not valid\n");
1141                 return -1;
1142         }
1143
1144         while (1) {
1145                 c = getopt_long(argc, argv, "fc:r:",
1146                                 update_group_opts, &optidx);
1147
1148                 /* Detect the end of the options. */
1149                 if (c == -1)
1150                         break;
1151
1152                 switch (c) {
1153                 case 'f':
1154                         if (opc != 0) {
1155                                 lst_print_usage(argv[0]);
1156                                 return -1;
1157                         }
1158                         opc = LST_GROUP_REFRESH;
1159                         break;
1160
1161                 case 'r':
1162                         if (opc != 0) {
1163                                 lst_print_usage(argv[0]);
1164                                 return -1;
1165                         }
1166                         opc = LST_GROUP_RMND;
1167                         str = optarg;
1168                         break;
1169
1170                 case 'c':
1171                         clean = lst_node_str2state(optarg);
1172                         if (opc != 0 || clean <= 0) {
1173                                 lst_print_usage(argv[0]);
1174                                 return -1;
1175                         }
1176                         opc = LST_GROUP_CLEAN;
1177                         break;
1178
1179                 default:
1180                         lst_print_usage(argv[0]);
1181                         return -1;
1182                 }
1183         }
1184
1185         /* no OPC or group is specified */
1186         if (opc == 0 || optind != argc - 1) {
1187                 lst_print_usage(argv[0]);
1188                 return -1;
1189         }
1190
1191         grp = argv[optind];
1192
1193         CFS_INIT_LIST_HEAD(&head);
1194
1195         if (opc == LST_GROUP_RMND || opc == LST_GROUP_REFRESH) {
1196                 rc = lst_get_node_count(opc == LST_GROUP_RMND ? LST_OPC_NODES :
1197                                                                 LST_OPC_GROUP,
1198                                         opc == LST_GROUP_RMND ? str : grp,
1199                                         &count, &ids);
1200
1201                 if (rc != 0) {
1202                         fprintf(stderr, "Can't get count of nodes from %s: %s\n",
1203                                 opc == LST_GROUP_RMND ? str : grp,
1204                                 strerror(errno));
1205                         return -1;
1206                 }
1207
1208                 rc = lst_alloc_rpcent(&head, count, 0);
1209                 if (rc != 0) {
1210                         fprintf(stderr, "Out of memory\n");
1211                         free(ids);
1212                         return -1;
1213                 }
1214
1215         }
1216
1217         rc = lst_update_group_ioctl(opc, grp, clean, count, ids, &head);
1218
1219         if (ids != NULL)
1220                 free(ids);
1221
1222         if (rc == 0) {
1223                 lst_free_rpcent(&head);
1224                 return 0;
1225         }
1226
1227         if (rc == -1) {
1228                 lst_free_rpcent(&head);
1229                 lst_print_error("group", "Failed to update group: %s\n",
1230                                 strerror(errno));
1231                 return rc;
1232         }
1233
1234         lst_print_transerr(&head, "Updating group");
1235
1236         lst_free_rpcent(&head);
1237
1238         return rc;
1239 }
1240
1241 int
1242 lst_list_group_ioctl(int len, char *name, int idx)
1243 {
1244         lstio_group_list_args_t args = {0};
1245
1246         args.lstio_grp_key   = session_key;
1247         args.lstio_grp_idx   = idx;
1248         args.lstio_grp_nmlen = len;
1249         args.lstio_grp_namep = name;
1250
1251         return lst_ioctl(LSTIO_GROUP_LIST, &args, sizeof(args));
1252 }
1253
1254 int
1255 lst_info_group_ioctl(char *name, lstcon_ndlist_ent_t *gent,
1256                      int *idx, int *count, lstcon_node_ent_t *dents)
1257 {
1258         lstio_group_info_args_t args = {0};
1259
1260         args.lstio_grp_key    = session_key;
1261         args.lstio_grp_nmlen  = strlen(name);
1262         args.lstio_grp_namep  = name;
1263         args.lstio_grp_entp   = gent;
1264         args.lstio_grp_idxp   = idx;
1265         args.lstio_grp_ndentp = count;
1266         args.lstio_grp_dentsp = dents;
1267
1268         return lst_ioctl(LSTIO_GROUP_INFO, &args, sizeof(args));
1269 }
1270
1271 int
1272 lst_list_group_all(void)
1273 {
1274         char  name[LST_NAME_SIZE];
1275         int   rc;
1276         int   i;
1277
1278         /* no group is specified, list name of all groups */
1279         for (i = 0; ; i++) {
1280                 rc = lst_list_group_ioctl(LST_NAME_SIZE, name, i);
1281                 if (rc == 0) {
1282                         fprintf(stdout, "%d) %s\n", i + 1, name);
1283                         continue;
1284                 }
1285
1286                 if (errno == ENOENT)
1287                         break;
1288
1289                 lst_print_error("group", "Failed to list group: %s\n",
1290                                 strerror(errno));
1291                 return -1;
1292         }
1293
1294         fprintf(stdout, "Total %d groups\n", i);
1295
1296         return 0;
1297 }
1298
1299 #define LST_NODES_TITLE "\tACTIVE\tBUSY\tDOWN\tUNKNOWN\tTOTAL\n"
1300
1301 int
1302 jt_lst_list_group(int argc, char **argv)
1303 {
1304         lstcon_ndlist_ent_t  gent;
1305         lstcon_node_ent_t   *dents;
1306         int               optidx  = 0;
1307         int               verbose = 0;
1308         int               active  = 0;
1309         int               busy    = 0;
1310         int               down    = 0;
1311         int               unknown = 0;
1312         int               all     = 0;
1313         int               count;
1314         int               index;
1315         int               i;
1316         int               j;
1317         int               c;
1318         int               rc = 0;
1319
1320         static struct option list_group_opts[] =
1321         {
1322                 {"active",  no_argument, 0, 'a' },
1323                 {"busy",    no_argument, 0, 'b' },
1324                 {"down",    no_argument, 0, 'd' },
1325                 {"unknown", no_argument, 0, 'u' },
1326                 {"all",     no_argument, 0, 'l' },
1327                 {0,         0,           0,  0  }
1328         };
1329
1330         if (session_key == 0) {
1331                 fprintf(stderr,
1332                         "Can't find env LST_SESSION or value is not valid\n");
1333                 return -1;
1334         }
1335
1336         while (1) {
1337                 c = getopt_long(argc, argv, "abdul",
1338                                 list_group_opts, &optidx);
1339
1340                 if (c == -1)
1341                         break;
1342
1343                 switch (c) {
1344                 case 'a':
1345                         verbose = active = 1;
1346                         all = 0;
1347                         break;
1348                 case 'b':
1349                         verbose = busy = 1;
1350                         all = 0;
1351                         break;
1352                 case 'd':
1353                         verbose = down = 1;
1354                         all = 0;
1355                         break;
1356                 case 'u':
1357                         verbose = unknown = 1;
1358                         all = 0;
1359                         break;
1360                 case 'l':
1361                         verbose = all = 1;
1362                         break;
1363                 default:
1364                         lst_print_usage(argv[0]);
1365                         return -1;
1366                 }
1367         }
1368
1369         if (optind == argc) {
1370                 /* no group is specified, list name of all groups */
1371                 rc = lst_list_group_all();
1372
1373                 return rc;
1374         }
1375
1376         if (!verbose)
1377                 fprintf(stdout, LST_NODES_TITLE);
1378
1379         /* list nodes in specified groups */
1380         for (i = optind; i < argc; i++) {
1381                 rc = lst_info_group_ioctl(argv[i], &gent, NULL, NULL, NULL);
1382                 if (rc != 0) {
1383                         if (errno == ENOENT) {
1384                                 rc = 0;
1385                                 break;
1386                         }
1387
1388                         lst_print_error("group", "Failed to list group\n",
1389                                         strerror(errno));
1390                         break;
1391                 }
1392
1393                 if (!verbose) {
1394                         fprintf(stdout, "\t%d\t%d\t%d\t%d\t%d\t%s\n",
1395                                 gent.nle_nactive, gent.nle_nbusy,
1396                                 gent.nle_ndown, gent.nle_nunknown,
1397                                 gent.nle_nnode, argv[i]);
1398                         continue;
1399                 }
1400
1401                 fprintf(stdout, "Group [ %s ]\n", argv[i]);
1402
1403                 if (gent.nle_nnode == 0) {
1404                         fprintf(stdout, "No nodes found [ %s ]\n", argv[i]);
1405                         continue;
1406                 }
1407
1408                 count = gent.nle_nnode;
1409
1410                 dents = malloc(count * sizeof(lstcon_node_ent_t));
1411                 if (dents == NULL) {
1412                         fprintf(stderr, "Failed to malloc: %s\n",
1413                                 strerror(errno));
1414                         return -1;
1415                 }
1416
1417                 index = 0;
1418                 rc = lst_info_group_ioctl(argv[i], &gent, &index, &count, dents);
1419                 if (rc != 0) {
1420                         lst_print_error("group", "Failed to list group: %s\n",
1421                                         strerror(errno));
1422                         free(dents);
1423                         return -1;
1424                 }
1425
1426                 for (j = 0, c = 0; j < count; j++) {
1427                         if (all ||
1428                             ((active  &&  dents[j].nde_state == LST_NODE_ACTIVE) ||
1429                              (busy    &&  dents[j].nde_state == LST_NODE_BUSY)   ||
1430                              (down    &&  dents[j].nde_state == LST_NODE_DOWN)   ||
1431                              (unknown &&  dents[j].nde_state == LST_NODE_UNKNOWN))) {
1432
1433                                 fprintf(stdout, "\t%s: %s\n",
1434                                         libcfs_id2str(dents[j].nde_id),
1435                                         lst_node_state2str(dents[j].nde_state));
1436                                 c++;
1437                         }
1438                 }
1439
1440                 fprintf(stdout, "Total %d nodes [ %s ]\n", c, argv[i]);
1441
1442                 free(dents);
1443         }
1444
1445         return rc;
1446 }
1447
1448 int
1449 lst_stat_ioctl (char *name, int count, lnet_process_id_t *idsp,
1450                 int timeout, cfs_list_t *resultp)
1451 {
1452         lstio_stat_args_t args = {0};
1453
1454         args.lstio_sta_key     = session_key;
1455         args.lstio_sta_timeout = timeout;
1456         args.lstio_sta_nmlen   = strlen(name);
1457         args.lstio_sta_namep   = name;
1458         args.lstio_sta_count   = count;
1459         args.lstio_sta_idsp    = idsp;
1460         args.lstio_sta_resultp = resultp;
1461
1462         return lst_ioctl (LSTIO_STAT_QUERY, &args, sizeof(args));
1463 }
1464
1465 typedef struct {
1466         cfs_list_t              srp_link;
1467         int                     srp_count;
1468         char                   *srp_name;
1469         lnet_process_id_t      *srp_ids;
1470         cfs_list_t              srp_result[2];
1471 } lst_stat_req_param_t;
1472
1473 static void
1474 lst_stat_req_param_free(lst_stat_req_param_t *srp)
1475 {
1476         int     i;
1477
1478         for (i = 0; i < 2; i++)
1479                 lst_free_rpcent(&srp->srp_result[i]);
1480
1481         if (srp->srp_ids != NULL)
1482                 free(srp->srp_ids);
1483
1484         free(srp);
1485 }
1486
1487 static int
1488 lst_stat_req_param_alloc(char *name, lst_stat_req_param_t **srpp, int save_old)
1489 {
1490         lst_stat_req_param_t *srp = NULL;
1491         int                   count = save_old ? 2 : 1;
1492         int                   rc;
1493         int                   i;
1494
1495         srp = malloc(sizeof(*srp));
1496         if (srp == NULL)
1497                 return -ENOMEM;
1498
1499         memset(srp, 0, sizeof(*srp));
1500         CFS_INIT_LIST_HEAD(&srp->srp_result[0]);
1501         CFS_INIT_LIST_HEAD(&srp->srp_result[1]);
1502
1503         rc = lst_get_node_count(LST_OPC_GROUP, name,
1504                                 &srp->srp_count, NULL);
1505         if (rc != 0 && errno == ENOENT) {
1506                 rc = lst_get_node_count(LST_OPC_NODES, name,
1507                                         &srp->srp_count, &srp->srp_ids);
1508         }
1509
1510         if (rc != 0) {
1511                 fprintf(stderr,
1512                         "Failed to get count of nodes from %s: %s\n",
1513                         name, strerror(errno));
1514                 lst_stat_req_param_free(srp);
1515
1516                 return rc;
1517         }
1518
1519         srp->srp_name = name;
1520
1521         for (i = 0; i < count; i++) {
1522                 rc = lst_alloc_rpcent(&srp->srp_result[i], srp->srp_count,
1523                                       sizeof(sfw_counters_t)  +
1524                                       sizeof(srpc_counters_t) +
1525                                       sizeof(lnet_counters_t));
1526                 if (rc != 0) {
1527                         fprintf(stderr, "Out of memory\n");
1528                         break;
1529                 }
1530         }
1531
1532         if (rc == 0) {
1533                 *srpp = srp;
1534                 return 0;
1535         }
1536
1537         lst_stat_req_param_free(srp);
1538
1539         return rc;
1540 }
1541
1542 typedef struct {
1543         /* TODO */
1544         int foo;
1545 } lst_srpc_stat_result;
1546
1547 #define LST_LNET_AVG    0
1548 #define LST_LNET_MIN    1
1549 #define LST_LNET_MAX    2
1550
1551 typedef struct {
1552         float           lnet_avg_sndrate;
1553         float           lnet_min_sndrate;
1554         float           lnet_max_sndrate;
1555         float           lnet_total_sndrate;
1556
1557         float           lnet_avg_rcvrate;
1558         float           lnet_min_rcvrate;
1559         float           lnet_max_rcvrate;
1560         float           lnet_total_rcvrate;
1561
1562         float           lnet_avg_sndperf;
1563         float           lnet_min_sndperf;
1564         float           lnet_max_sndperf;
1565         float           lnet_total_sndperf;
1566
1567         float           lnet_avg_rcvperf;
1568         float           lnet_min_rcvperf;
1569         float           lnet_max_rcvperf;
1570         float           lnet_total_rcvperf;
1571
1572         int             lnet_stat_count;
1573 } lst_lnet_stat_result_t;
1574
1575 lst_lnet_stat_result_t lnet_stat_result;
1576
1577 static float
1578 lst_lnet_stat_value(int bw, int send, int off)
1579 {
1580         float  *p;
1581
1582         p = bw ? &lnet_stat_result.lnet_avg_sndperf :
1583                  &lnet_stat_result.lnet_avg_sndrate;
1584
1585         if (!send)
1586                 p += 4;
1587
1588         p += off;
1589
1590         return *p;
1591 }
1592
1593 static void
1594 lst_timeval_diff(struct timeval *tv1,
1595                  struct timeval *tv2, struct timeval *df)
1596 {
1597         if (tv1->tv_usec >= tv2->tv_usec) {
1598                 df->tv_sec  = tv1->tv_sec - tv2->tv_sec;
1599                 df->tv_usec = tv1->tv_usec - tv2->tv_usec;
1600                 return;
1601         }
1602
1603         df->tv_sec  = tv1->tv_sec - 1 - tv2->tv_sec;
1604         df->tv_usec = tv1->tv_usec + 1000000 - tv2->tv_usec;
1605
1606         return;
1607 }
1608
1609 void
1610 lst_cal_lnet_stat(float delta, lnet_counters_t *lnet_new,
1611                   lnet_counters_t *lnet_old)
1612 {
1613         float perf;
1614         float rate;
1615
1616         perf = (float)(lnet_new->send_length -
1617                        lnet_old->send_length) / (1024 * 1024) / delta;
1618         lnet_stat_result.lnet_total_sndperf += perf;
1619
1620         if (lnet_stat_result.lnet_min_sndperf > perf ||
1621             lnet_stat_result.lnet_min_sndperf == 0)
1622                 lnet_stat_result.lnet_min_sndperf = perf;
1623
1624         if (lnet_stat_result.lnet_max_sndperf < perf)
1625                 lnet_stat_result.lnet_max_sndperf = perf;
1626
1627         perf = (float)(lnet_new->recv_length -
1628                        lnet_old->recv_length) / (1024 * 1024) / delta;
1629         lnet_stat_result.lnet_total_rcvperf += perf;
1630
1631         if (lnet_stat_result.lnet_min_rcvperf > perf ||
1632             lnet_stat_result.lnet_min_rcvperf == 0)
1633                 lnet_stat_result.lnet_min_rcvperf = perf;
1634
1635         if (lnet_stat_result.lnet_max_rcvperf < perf)
1636                 lnet_stat_result.lnet_max_rcvperf = perf;
1637
1638         rate = (lnet_new->send_count - lnet_old->send_count) / delta;
1639         lnet_stat_result.lnet_total_sndrate += rate;
1640
1641         if (lnet_stat_result.lnet_min_sndrate > rate ||
1642             lnet_stat_result.lnet_min_sndrate == 0)
1643                 lnet_stat_result.lnet_min_sndrate = rate;
1644
1645         if (lnet_stat_result.lnet_max_sndrate < rate)
1646                 lnet_stat_result.lnet_max_sndrate = rate;
1647
1648         rate = (lnet_new->recv_count - lnet_old->recv_count) / delta;
1649         lnet_stat_result.lnet_total_rcvrate += rate;
1650
1651         if (lnet_stat_result.lnet_min_rcvrate > rate ||
1652             lnet_stat_result.lnet_min_rcvrate == 0)
1653                 lnet_stat_result.lnet_min_rcvrate = rate;
1654
1655         if (lnet_stat_result.lnet_max_rcvrate < rate)
1656                 lnet_stat_result.lnet_max_rcvrate = rate;
1657
1658         lnet_stat_result.lnet_stat_count ++;
1659
1660         lnet_stat_result.lnet_avg_sndrate = lnet_stat_result.lnet_total_sndrate /
1661                                             lnet_stat_result.lnet_stat_count;
1662         lnet_stat_result.lnet_avg_rcvrate = lnet_stat_result.lnet_total_rcvrate /
1663                                             lnet_stat_result.lnet_stat_count;
1664
1665         lnet_stat_result.lnet_avg_sndperf = lnet_stat_result.lnet_total_sndperf /
1666                                             lnet_stat_result.lnet_stat_count;
1667         lnet_stat_result.lnet_avg_rcvperf = lnet_stat_result.lnet_total_rcvperf /
1668                                             lnet_stat_result.lnet_stat_count;
1669
1670 }
1671
1672 void
1673 lst_print_lnet_stat(char *name, int bwrt, int rdwr, int type)
1674 {
1675         int     start1 = 0;
1676         int     end1   = 1;
1677         int     start2 = 0;
1678         int     end2   = 1;
1679         int     i;
1680         int     j;
1681
1682         if (lnet_stat_result.lnet_stat_count == 0)
1683                 return;
1684
1685         if (bwrt == 1) /* bw only */
1686                 start1 = 1;
1687
1688         if (bwrt == 2) /* rates only */
1689                 end1 = 0;
1690
1691         if (rdwr == 1) /* recv only */
1692                 start2 = 1;
1693
1694         if (rdwr == 2) /* send only */
1695                 end2 = 0;
1696
1697         for (i = start1; i <= end1; i++) {
1698                 fprintf(stdout, "[LNet %s of %s]\n",
1699                         i == 0 ? "Rates" : "Bandwidth", name);
1700
1701                 for (j = start2; j <= end2; j++) {
1702                         fprintf(stdout, "[%c] ", j == 0 ? 'R' : 'W');
1703
1704                         if ((type & 1) != 0) {
1705                                 fprintf(stdout, i == 0 ? "Avg: %-8.0f RPC/s " :
1706                                                          "Avg: %-8.2f MB/s  ",
1707                                         lst_lnet_stat_value(i, j, 0));
1708                         }
1709
1710                         if ((type & 2) != 0) {
1711                                 fprintf(stdout, i == 0 ? "Min: %-8.0f RPC/s " :
1712                                                          "Min: %-8.2f MB/s  ",
1713                                         lst_lnet_stat_value(i, j, 1));
1714                         }
1715
1716                         if ((type & 4) != 0) {
1717                                 fprintf(stdout, i == 0 ? "Max: %-8.0f RPC/s" :
1718                                                          "Max: %-8.2f MB/s",
1719                                         lst_lnet_stat_value(i, j, 2));
1720                         }
1721
1722                         fprintf(stdout, "\n");
1723                 }
1724         }
1725 }
1726
1727 void
1728 lst_print_stat(char *name, cfs_list_t *resultp,
1729                int idx, int lnet, int bwrt, int rdwr, int type)
1730 {
1731         cfs_list_t        tmp[2];
1732         lstcon_rpc_ent_t *new;
1733         lstcon_rpc_ent_t *old;
1734         sfw_counters_t   *sfwk_new;
1735         sfw_counters_t   *sfwk_old;
1736         srpc_counters_t  *srpc_new;
1737         srpc_counters_t  *srpc_old;
1738         lnet_counters_t  *lnet_new;
1739         lnet_counters_t  *lnet_old;
1740         float             delta;
1741         int               errcount = 0;
1742
1743         CFS_INIT_LIST_HEAD(&tmp[0]);
1744         CFS_INIT_LIST_HEAD(&tmp[1]);
1745
1746         memset(&lnet_stat_result, 0, sizeof(lnet_stat_result));
1747
1748         while (!cfs_list_empty(&resultp[idx])) {
1749                 if (cfs_list_empty(&resultp[1 - idx])) {
1750                         fprintf(stderr, "Group is changed, re-run stat\n");
1751                         break;
1752                 }
1753
1754                 new = cfs_list_entry(resultp[idx].next, lstcon_rpc_ent_t,
1755                                      rpe_link);
1756                 old = cfs_list_entry(resultp[1 - idx].next, lstcon_rpc_ent_t,
1757                                      rpe_link);
1758
1759                 /* first time get stats result, can't calculate diff */
1760                 if (new->rpe_peer.nid == LNET_NID_ANY)
1761                         break;
1762
1763                 if (new->rpe_peer.nid != old->rpe_peer.nid ||
1764                     new->rpe_peer.pid != old->rpe_peer.pid) {
1765                         /* Something wrong. i.e, somebody change the group */
1766                         break;
1767                 }
1768
1769                 cfs_list_del(&new->rpe_link);
1770                 cfs_list_add_tail(&new->rpe_link, &tmp[idx]);
1771
1772                 cfs_list_del(&old->rpe_link);
1773                 cfs_list_add_tail(&old->rpe_link, &tmp[1 - idx]);
1774
1775                 if (new->rpe_rpc_errno != 0 || new->rpe_fwk_errno != 0 ||
1776                     old->rpe_rpc_errno != 0 || old->rpe_fwk_errno != 0) {
1777                         errcount ++;
1778                         continue;
1779                 }
1780
1781                 sfwk_new = (sfw_counters_t *)&new->rpe_payload[0];
1782                 sfwk_old = (sfw_counters_t *)&old->rpe_payload[0];
1783
1784                 srpc_new = (srpc_counters_t *)((char *)sfwk_new + sizeof(*sfwk_new));
1785                 srpc_old = (srpc_counters_t *)((char *)sfwk_old + sizeof(*sfwk_old));
1786
1787                 lnet_new = (lnet_counters_t *)((char *)srpc_new + sizeof(*srpc_new));
1788                 lnet_old = (lnet_counters_t *)((char *)srpc_old + sizeof(*srpc_old));
1789
1790                 /* Prior to version 2.3, the running_ms field was a counter for
1791                  * the number of running tests.  We are looking at this value
1792                  * to determine if it is a millisecond timestamep (>= 2.3) or a
1793                  * test counter (< 2.3).  The number 500 is being used for this
1794                  * barrier as the test counter should never get this high, and
1795                  * the timestamp should never get this low. */
1796
1797                 if (sfwk_new->running_ms > 500) {
1798                         /* use the timestamp from the remote node, not our
1799                          * rpe_stamp from when we copied up the data out of
1800                          * the kernel */
1801
1802                         delta = (float) (sfwk_new->running_ms -
1803                                         sfwk_old->running_ms) / 1000;
1804                 } else {
1805                         struct timeval    tv;
1806
1807                         lst_timeval_diff(&new->rpe_stamp, &old->rpe_stamp, &tv);
1808                         delta = tv.tv_sec + (float)tv.tv_usec / 1000000;
1809                 }
1810
1811                 if (!lnet) /* TODO */
1812                         continue;
1813
1814                 lst_cal_lnet_stat(delta, lnet_new, lnet_old);
1815         }
1816
1817         cfs_list_splice(&tmp[idx], &resultp[idx]);
1818         cfs_list_splice(&tmp[1 - idx], &resultp[1 - idx]);
1819
1820         if (errcount > 0)
1821                 fprintf(stdout, "Failed to stat on %d nodes\n", errcount);
1822
1823         if (!lnet)  /* TODO */
1824                 return;
1825
1826         lst_print_lnet_stat(name, bwrt, rdwr, type);
1827 }
1828
1829 int
1830 jt_lst_stat(int argc, char **argv)
1831 {
1832         cfs_list_t            head;
1833         lst_stat_req_param_t *srp;
1834         time_t                last    = 0;
1835         int                   optidx  = 0;
1836         int                   timeout = 5; /* default timeout, 5 sec */
1837         int                   delay   = 5; /* default delay, 5 sec */
1838         int                   count   = -1; /* run forever */
1839         int                   lnet    = 1; /* lnet stat by default */
1840         int                   bwrt    = 0;
1841         int                   rdwr    = 0;
1842         int                   type    = -1;
1843         int                   idx     = 0;
1844         int                   rc;
1845         int                   c;
1846
1847         static struct option stat_opts[] =
1848         {
1849                 {"timeout"   , required_argument, 0, 't' },
1850                 {"delay"     , required_argument, 0, 'd' },
1851                 {"count"     , required_argument, 0, 'o' },
1852                 {"lnet"      , no_argument,      0, 'l' },
1853                 {"rpc"       , no_argument,      0, 'c' },
1854                 {"bw"        , no_argument,      0, 'b' },
1855                 {"rate"      , no_argument,      0, 'a' },
1856                 {"read"      , no_argument,      0, 'r' },
1857                 {"write"     , no_argument,      0, 'w' },
1858                 {"avg"       , no_argument,      0, 'g' },
1859                 {"min"       , no_argument,      0, 'n' },
1860                 {"max"       , no_argument,      0, 'x' },
1861                 {0,            0,                0,  0  }
1862         };
1863
1864         if (session_key == 0) {
1865                 fprintf(stderr,
1866                         "Can't find env LST_SESSION or value is not valid\n");
1867                 return -1;
1868         }
1869
1870         while (1) {
1871                 c = getopt_long(argc, argv, "t:d:lcbarwgnx", stat_opts, &optidx);
1872
1873                 if (c == -1)
1874                         break;
1875
1876                 switch (c) {
1877                 case 't':
1878                         timeout = atoi(optarg);
1879                         break;
1880                 case 'd':
1881                         delay = atoi(optarg);
1882                         break;
1883                 case 'o':
1884                         count = atoi(optarg);
1885                         break;
1886                 case 'l':
1887                         lnet = 1;
1888                         break;
1889                 case 'c':
1890                         lnet = 0;
1891                         break;
1892                 case 'b':
1893                         bwrt |= 1;
1894                         break;
1895                 case 'a':
1896                         bwrt |= 2;
1897                         break;
1898                 case 'r':
1899                         rdwr |= 1;
1900                         break;
1901                 case 'w':
1902                         rdwr |= 2;
1903                         break;
1904                 case 'g':
1905                         if (type == -1) {
1906                                 type = 1;
1907                                 break;
1908                         }
1909                         type |= 1;
1910                         break;
1911                 case 'n':
1912                         if (type == -1) {
1913                                 type = 2;
1914                                 break;
1915                         }
1916                         type |= 2;
1917                         break;
1918                 case 'x':
1919                         if (type == -1) {
1920                                 type = 4;
1921                                 break;
1922                         }
1923                         type |= 4;
1924                         break;
1925
1926                 default:
1927                         lst_print_usage(argv[0]);
1928                         return -1;
1929                 }
1930         }
1931
1932         if (optind == argc) {
1933                 lst_print_usage(argv[0]);
1934                 return -1;
1935         }
1936
1937         if (timeout <= 0 || delay <= 0) {
1938                 fprintf(stderr, "Invalid timeout or delay value\n");
1939                 return -1;
1940         }
1941
1942         if (count < -1) {
1943             fprintf(stderr, "Invalid count value\n");
1944             return -1;
1945         }
1946
1947         /* extra count to get first data point */
1948         if (count != -1)
1949             count++;
1950
1951         CFS_INIT_LIST_HEAD(&head);
1952
1953         while (optind < argc) {
1954                 rc = lst_stat_req_param_alloc(argv[optind++], &srp, 1);
1955                 if (rc != 0)
1956                         goto out;
1957
1958                 cfs_list_add_tail(&srp->srp_link, &head);
1959         }
1960
1961         do {
1962                 time_t  now = time(NULL);
1963
1964                 if (now - last < delay) {
1965                         sleep(delay - now + last);
1966                         time(&now);
1967                 }
1968
1969                 last = now;
1970
1971                 cfs_list_for_each_entry_typed(srp, &head, lst_stat_req_param_t,
1972                                               srp_link) {
1973                         rc = lst_stat_ioctl(srp->srp_name,
1974                                             srp->srp_count, srp->srp_ids,
1975                                             timeout, &srp->srp_result[idx]);
1976                         if (rc == -1) {
1977                                 lst_print_error("stat", "Failed to stat %s: %s\n",
1978                                                 srp->srp_name, strerror(errno));
1979                                 goto out;
1980                         }
1981
1982                         lst_print_stat(srp->srp_name, srp->srp_result,
1983                                        idx, lnet, bwrt, rdwr, type);
1984
1985                         lst_reset_rpcent(&srp->srp_result[1 - idx]);
1986                 }
1987
1988                 idx = 1 - idx;
1989
1990                 if (count > 0)
1991                         count--;
1992         } while (count == -1 || count > 0);
1993
1994 out:
1995         while (!cfs_list_empty(&head)) {
1996                 srp = cfs_list_entry(head.next, lst_stat_req_param_t, srp_link);
1997
1998                 cfs_list_del(&srp->srp_link);
1999                 lst_stat_req_param_free(srp);
2000         }
2001
2002         return rc;
2003 }
2004
2005 int
2006 jt_lst_show_error(int argc, char **argv)
2007 {
2008         cfs_list_t            head;
2009         lst_stat_req_param_t *srp;
2010         lstcon_rpc_ent_t     *ent;
2011         sfw_counters_t       *sfwk;
2012         srpc_counters_t      *srpc;
2013         int                   show_rpc = 1;
2014         int                   optidx   = 0;
2015         int                   rc       = 0;
2016         int                   ecount;
2017         int                   c;
2018
2019         static struct option  show_error_opts[] =
2020         {
2021                 {"session", no_argument,       0, 's' },
2022                 {0,         0,                 0,  0  }
2023         };
2024
2025         if (session_key == 0) {
2026                 fprintf(stderr,
2027                         "Can't find env LST_SESSION or value is not valid\n");
2028                 return -1;
2029         }
2030
2031         while (1) {
2032                 c = getopt_long(argc, argv, "s", show_error_opts, &optidx);
2033
2034                 if (c == -1)
2035                         break;
2036
2037                 switch (c) {
2038                 case 's':
2039                         show_rpc  = 0;
2040                         break;
2041
2042                 default:
2043                         lst_print_usage(argv[0]);
2044                         return -1;
2045                 }
2046         }
2047
2048         if (optind == argc) {
2049                 lst_print_usage(argv[0]);
2050                 return -1;
2051         }
2052
2053         CFS_INIT_LIST_HEAD(&head);
2054
2055         while (optind < argc) {
2056                 rc = lst_stat_req_param_alloc(argv[optind++], &srp, 0);
2057                 if (rc != 0)
2058                         goto out;
2059
2060                 cfs_list_add_tail(&srp->srp_link, &head);
2061         }
2062
2063         cfs_list_for_each_entry_typed(srp, &head, lst_stat_req_param_t,
2064                                       srp_link) {
2065                 rc = lst_stat_ioctl(srp->srp_name, srp->srp_count,
2066                                     srp->srp_ids, 10, &srp->srp_result[0]);
2067
2068                 if (rc == -1) {
2069                         lst_print_error(srp->srp_name, "Failed to show errors of %s: %s\n",
2070                                         srp->srp_name, strerror(errno));
2071                         goto out;
2072                 }
2073
2074                 fprintf(stdout, "%s:\n", srp->srp_name);
2075
2076                 ecount = 0;
2077
2078                 cfs_list_for_each_entry_typed(ent, &srp->srp_result[0],
2079                                               lstcon_rpc_ent_t, rpe_link) {
2080                         if (ent->rpe_rpc_errno != 0) {
2081                                 ecount ++;
2082                                 fprintf(stderr, "RPC failure, can't show error on %s\n",
2083                                         libcfs_id2str(ent->rpe_peer));
2084                                 continue;
2085                         }
2086
2087                         if (ent->rpe_fwk_errno != 0) {
2088                                 ecount ++;
2089                                 fprintf(stderr, "Framework failure, can't show error on %s\n",
2090                                         libcfs_id2str(ent->rpe_peer));
2091                                 continue;
2092                         }
2093
2094                         sfwk = (sfw_counters_t *)&ent->rpe_payload[0];
2095                         srpc = (srpc_counters_t *)((char *)sfwk + sizeof(*sfwk));
2096
2097                         if (srpc->errors == 0 &&
2098                             sfwk->brw_errors == 0 && sfwk->ping_errors == 0)
2099                                 continue;
2100
2101                         if (!show_rpc  &&
2102                             sfwk->brw_errors == 0 && sfwk->ping_errors == 0)
2103                                 continue;
2104
2105                         ecount ++;
2106
2107                         fprintf(stderr, "%s: [Session %d brw errors, %d ping errors]%c",
2108                                 libcfs_id2str(ent->rpe_peer),
2109                                 sfwk->brw_errors, sfwk->ping_errors,
2110                                 show_rpc  ? ' ' : '\n');
2111
2112                         if (!show_rpc)
2113                                 continue;
2114
2115                         fprintf(stderr, "[RPC: %d errors, %d dropped, %d expired]\n",
2116                                 srpc->errors, srpc->rpcs_dropped, srpc->rpcs_expired);
2117                 }
2118
2119                 fprintf(stdout, "Total %d error nodes in %s\n", ecount, srp->srp_name);
2120         }
2121 out:
2122         while (!cfs_list_empty(&head)) {
2123                 srp = cfs_list_entry(head.next, lst_stat_req_param_t, srp_link);
2124
2125                 cfs_list_del(&srp->srp_link);
2126                 lst_stat_req_param_free(srp);
2127         }
2128
2129         return rc;
2130 }
2131
2132 int
2133 lst_add_batch_ioctl (char *name)
2134 {
2135         lstio_batch_add_args_t args = {0};
2136
2137         args.lstio_bat_key   = session_key;
2138         args.lstio_bat_nmlen = strlen(name);
2139         args.lstio_bat_namep = name;
2140
2141         return lst_ioctl (LSTIO_BATCH_ADD, &args, sizeof(args));
2142 }
2143
2144 int
2145 jt_lst_add_batch(int argc, char **argv)
2146 {
2147         char   *name;
2148         int     rc;
2149
2150         if (session_key == 0) {
2151                 fprintf(stderr,
2152                         "Can't find env LST_SESSION or value is not valid\n");
2153                 return -1;
2154         }
2155
2156         if (argc != 2) {
2157                 lst_print_usage(argv[0]);
2158                 return -1;
2159         }
2160
2161         name = argv[1];
2162         if (strlen(name) >= LST_NAME_SIZE) {
2163                 fprintf(stderr, "Name length is limited to %d\n",
2164                         LST_NAME_SIZE - 1);
2165                 return -1;
2166         }
2167
2168         rc = lst_add_batch_ioctl(name);
2169         if (rc == 0)
2170                 return 0;
2171
2172         lst_print_error("batch", "Failed to create batch: %s\n",
2173                         strerror(errno));
2174
2175         return -1;
2176 }
2177
2178 int
2179 lst_start_batch_ioctl (char *name, int timeout, cfs_list_t *resultp)
2180 {
2181         lstio_batch_run_args_t args = {0};
2182
2183         args.lstio_bat_key     = session_key;
2184         args.lstio_bat_timeout = timeout;
2185         args.lstio_bat_nmlen   = strlen(name);
2186         args.lstio_bat_namep   = name;
2187         args.lstio_bat_resultp = resultp;
2188
2189         return lst_ioctl(LSTIO_BATCH_START, &args, sizeof(args));
2190 }
2191
2192 int
2193 jt_lst_start_batch(int argc, char **argv)
2194 {
2195         cfs_list_t        head;
2196         char             *batch;
2197         int               optidx  = 0;
2198         int               timeout = 0;
2199         int               count = 0;
2200         int               rc;
2201         int               c;
2202
2203         static struct option start_batch_opts[] =
2204         {
2205                 {"timeout", required_argument, 0, 't' },
2206                 {0,         0,                 0,  0  }
2207         };
2208
2209         if (session_key == 0) {
2210                 fprintf(stderr,
2211                         "Can't find env LST_SESSION or value is not valid\n");
2212                 return -1;
2213         }
2214
2215         while (1) {
2216                 c = getopt_long(argc, argv, "t:",
2217                                 start_batch_opts, &optidx);
2218
2219                 /* Detect the end of the options. */
2220                 if (c == -1)
2221                         break;
2222
2223                 switch (c) {
2224                 case 't':
2225                         timeout = atoi(optarg);
2226                         break;
2227                 default:
2228                         lst_print_usage(argv[0]);
2229                         return -1;
2230                 }
2231         }
2232
2233         if (optind == argc) {
2234                 batch = LST_DEFAULT_BATCH;
2235
2236         } else if (optind == argc - 1) {
2237                 batch = argv[optind];
2238
2239         } else {
2240                 lst_print_usage(argv[0]);
2241                 return -1;
2242         }
2243
2244         rc = lst_get_node_count(LST_OPC_BATCHCLI, batch, &count, NULL);
2245         if (rc != 0) {
2246                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
2247                         batch, strerror(errno));
2248                 return -1;
2249         }
2250
2251         CFS_INIT_LIST_HEAD(&head);
2252
2253         rc = lst_alloc_rpcent(&head, count, 0);
2254         if (rc != 0) {
2255                 fprintf(stderr, "Out of memory\n");
2256                 return -1;
2257         }
2258
2259         rc = lst_start_batch_ioctl(batch, timeout, &head);
2260
2261         if (rc == 0) {
2262                 fprintf(stdout, "%s is running now\n", batch);
2263                 lst_free_rpcent(&head);
2264                 return 0;
2265         }
2266
2267         if (rc == -1) {
2268                 lst_print_error("batch", "Failed to start batch: %s\n",
2269                                 strerror(errno));
2270                 lst_free_rpcent(&head);
2271                 return rc;
2272         }
2273
2274         lst_print_transerr(&head, "Run batch");
2275
2276         lst_free_rpcent(&head);
2277
2278         return rc;
2279 }
2280
2281 int
2282 lst_stop_batch_ioctl(char *name, int force, cfs_list_t *resultp)
2283 {
2284         lstio_batch_stop_args_t args = {0};
2285
2286         args.lstio_bat_key     = session_key;
2287         args.lstio_bat_force   = force;
2288         args.lstio_bat_nmlen   = strlen(name);
2289         args.lstio_bat_namep   = name;
2290         args.lstio_bat_resultp = resultp;
2291
2292         return lst_ioctl(LSTIO_BATCH_STOP, &args, sizeof(args));
2293 }
2294
2295 int
2296 jt_lst_stop_batch(int argc, char **argv)
2297 {
2298         cfs_list_t        head;
2299         char             *batch;
2300         int               force = 0;
2301         int               optidx;
2302         int               count;
2303         int               rc;
2304         int               c;
2305
2306         static struct option stop_batch_opts[] =
2307         {
2308                 {"force",   no_argument,   0, 'f' },
2309                 {0,         0,             0,  0  }
2310         };
2311
2312         if (session_key == 0) {
2313                 fprintf(stderr,
2314                         "Can't find env LST_SESSION or value is not valid\n");
2315                 return -1;
2316         }
2317
2318         while (1) {
2319                 c = getopt_long(argc, argv, "f",
2320                                 stop_batch_opts, &optidx);
2321
2322                 /* Detect the end of the options. */
2323                 if (c == -1)
2324                         break;
2325
2326                 switch (c) {
2327                 case 'f':
2328                         force = 1;
2329                         break;
2330                 default:
2331                         lst_print_usage(argv[0]);
2332                         return -1;
2333                 }
2334         }
2335
2336         if (optind == argc) {
2337                 batch = LST_DEFAULT_BATCH;
2338
2339         } else if (optind == argc - 1) {
2340                 batch = argv[optind];
2341
2342         } else {
2343                 lst_print_usage(argv[0]);
2344                 return -1;
2345         }
2346
2347         rc = lst_get_node_count(LST_OPC_BATCHCLI, batch, &count, NULL);
2348         if (rc != 0) {
2349                 fprintf(stderr, "Failed to get count of nodes from %s: %s\n",
2350                         batch, strerror(errno));
2351                 return -1;
2352         }
2353
2354         CFS_INIT_LIST_HEAD(&head);
2355
2356         rc = lst_alloc_rpcent(&head, count, 0);
2357         if (rc != 0) {
2358                 fprintf(stderr, "Out of memory\n");
2359                 return -1;
2360         }
2361
2362         rc = lst_stop_batch_ioctl(batch, force, &head);
2363         if (rc != 0)
2364                 goto out;
2365
2366         while (1) {
2367                 lst_reset_rpcent(&head);
2368
2369                 rc = lst_query_batch_ioctl(batch, 0, 0, 30, &head);
2370                 if (rc != 0)
2371                         goto out;
2372
2373                 if (lstcon_tsbqry_stat_run(&trans_stat, 0)  == 0 &&
2374                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0)
2375                         break;
2376
2377                 fprintf(stdout, "%d batch in stopping\n",
2378                         lstcon_tsbqry_stat_run(&trans_stat, 0));
2379                 sleep(1);
2380         }
2381
2382         fprintf(stdout, "Batch is stopped\n");
2383         lst_free_rpcent(&head);
2384
2385         return 0;
2386 out:
2387         if (rc == -1) {
2388                 lst_print_error("batch", "Failed to stop batch: %s\n",
2389                                 strerror(errno));
2390                 lst_free_rpcent(&head);
2391                 return -1;
2392         }
2393
2394         lst_print_transerr(&head, "stop batch");
2395
2396         lst_free_rpcent(&head);
2397
2398         return rc;
2399 }
2400
2401 int
2402 lst_list_batch_ioctl(int len, char *name, int index)
2403 {
2404         lstio_batch_list_args_t args = {0};
2405
2406         args.lstio_bat_key   = session_key;
2407         args.lstio_bat_idx   = index;
2408         args.lstio_bat_nmlen = len;
2409         args.lstio_bat_namep = name;
2410
2411         return lst_ioctl(LSTIO_BATCH_LIST, &args, sizeof(args));
2412 }
2413
2414 int
2415 lst_info_batch_ioctl(char *batch, int test, int server,
2416                      lstcon_test_batch_ent_t *entp, int *idxp,
2417                      int *ndentp, lstcon_node_ent_t *dentsp)
2418 {
2419         lstio_batch_info_args_t args = {0};
2420
2421         args.lstio_bat_key     = session_key;
2422         args.lstio_bat_nmlen   = strlen(batch);
2423         args.lstio_bat_namep   = batch;
2424         args.lstio_bat_server  = server;
2425         args.lstio_bat_testidx = test;
2426         args.lstio_bat_entp    = entp;
2427         args.lstio_bat_idxp    = idxp;
2428         args.lstio_bat_ndentp  = ndentp;
2429         args.lstio_bat_dentsp  = dentsp;
2430
2431         return lst_ioctl(LSTIO_BATCH_INFO, &args, sizeof(args));
2432 }
2433
2434 int
2435 lst_list_batch_all(void)
2436 {
2437         char name[LST_NAME_SIZE];
2438         int  rc;
2439         int  i;
2440
2441         for (i = 0; ; i++) {
2442                 rc = lst_list_batch_ioctl(LST_NAME_SIZE, name, i);
2443                 if (rc == 0) {
2444                         fprintf(stdout, "%d) %s\n", i + 1, name);
2445                         continue;
2446                 }
2447
2448                 if (errno == ENOENT)
2449                         break;
2450
2451                 lst_print_error("batch", "Failed to list batch: %s\n",
2452                                 strerror(errno));
2453                 return rc;
2454         }
2455
2456         fprintf(stdout, "Total %d batches\n", i);
2457
2458         return 0;
2459 }
2460
2461 int
2462 lst_list_tsb_nodes(char *batch, int test, int server,
2463                    int count, int active, int invalid)
2464 {
2465         lstcon_node_ent_t *dents;
2466         int                index = 0;
2467         int                rc;
2468         int                c;
2469         int                i;
2470
2471         if (count == 0)
2472                 return 0;
2473
2474         /* verbose list, show nodes in batch or test */
2475         dents = malloc(count * sizeof(lstcon_node_ent_t));
2476         if (dents == NULL) {
2477                 fprintf(stdout, "Can't allocate memory\n");
2478                 return -1;
2479         }
2480
2481         rc = lst_info_batch_ioctl(batch, test, server,
2482                                   NULL, &index, &count, dents);
2483         if (rc != 0) {
2484                 free(dents);
2485                 lst_print_error((test > 0) ? "test" : "batch",
2486                                 (test > 0) ? "Failed to query test: %s\n" :
2487                                              "Failed to query batch: %s\n",
2488                                 strerror(errno));
2489                 return -1;
2490         }
2491
2492         for (i = 0, c = 0; i < count; i++) {
2493                 if ((!active  && dents[i].nde_state == LST_NODE_ACTIVE) ||
2494                     (!invalid && (dents[i].nde_state == LST_NODE_BUSY  ||
2495                                   dents[i].nde_state == LST_NODE_DOWN  ||
2496                                   dents[i].nde_state == LST_NODE_UNKNOWN)))
2497                         continue;
2498
2499                 fprintf(stdout, "\t%s: %s\n",
2500                         libcfs_id2str(dents[i].nde_id),
2501                         lst_node_state2str(dents[i].nde_state));
2502                 c++;
2503         }
2504
2505         fprintf(stdout, "Total %d nodes\n", c);
2506         free(dents);
2507
2508         return 0;
2509 }
2510
2511 int
2512 jt_lst_list_batch(int argc, char **argv)
2513 {
2514         lstcon_test_batch_ent_t ent;
2515         char                *batch   = NULL;
2516         int                  optidx  = 0;
2517         int                  verbose = 0; /* list nodes in batch or test */
2518         int                  invalid = 0;
2519         int                  active  = 0;
2520         int                  server  = 0;
2521         int                  ntest   = 0;
2522         int                  test    = 0;
2523         int                  c       = 0;
2524         int                  rc;
2525
2526         static struct option list_batch_opts[] =
2527         {
2528                 {"test",    required_argument, 0, 't' },
2529                 {"invalid", no_argument,       0, 'i' },
2530                 {"active",  no_argument,       0, 'a' },
2531                 {"all",     no_argument,       0, 'l' },
2532                 {"server",  no_argument,       0, 's' },
2533                 {0,         0,                 0,  0  }
2534         };
2535
2536         if (session_key == 0) {
2537                 fprintf(stderr,
2538                         "Can't find env LST_SESSION or value is not valid\n");
2539                 return -1;
2540         }
2541
2542         while (1) {
2543                 c = getopt_long(argc, argv, "ailst:",
2544                                 list_batch_opts, &optidx);
2545
2546                 if (c == -1)
2547                         break;
2548
2549                 switch (c) {
2550                 case 'a':
2551                         verbose = active = 1;
2552                         break;
2553                 case 'i':
2554                         verbose = invalid = 1;
2555                         break;
2556                 case 'l':
2557                         verbose = active = invalid = 1;
2558                         break;
2559                 case 's':
2560                         server = 1;
2561                         break;
2562                 case 't':
2563                         test = atoi(optarg);
2564                         ntest = 1;
2565                         break;
2566                 default:
2567                         lst_print_usage(argv[0]);
2568                         return -1;
2569                 }
2570         }
2571
2572         if (optind == argc) {
2573                 /* list all batches */
2574                 rc = lst_list_batch_all();
2575                 return rc;
2576         }
2577
2578         if (ntest == 1 && test <= 0) {
2579                 fprintf(stderr, "Invalid test id, test id starts from 1\n");
2580                 return -1;
2581         }
2582
2583         if (optind != argc - 1) {
2584                 lst_print_usage(argv[0]);
2585                 return -1;
2586         }
2587
2588         batch = argv[optind];
2589
2590 loop:
2591         /* show detail of specified batch or test */
2592         rc = lst_info_batch_ioctl(batch, test, server,
2593                                   &ent, NULL, NULL, NULL);
2594         if (rc != 0) {
2595                 lst_print_error((test > 0) ? "test" : "batch",
2596                                 (test > 0) ? "Failed to query test: %s\n" :
2597                                              "Failed to query batch: %s\n",
2598                                 strerror(errno));
2599                 return -1;
2600         }
2601
2602         if (verbose) {
2603                 /* list nodes in test or batch */
2604                 rc = lst_list_tsb_nodes(batch, test, server,
2605                                         server ? ent.tbe_srv_nle.nle_nnode :
2606                                                  ent.tbe_cli_nle.nle_nnode,
2607                                         active, invalid);
2608                 return rc;
2609         }
2610
2611         /* only show number of hosts in batch or test */
2612         if (test == 0) {
2613                 fprintf(stdout, "Batch: %s Tests: %d State: %d\n",
2614                         batch, ent.u.tbe_batch.bae_ntest,
2615                         ent.u.tbe_batch.bae_state);
2616                 ntest = ent.u.tbe_batch.bae_ntest;
2617                 test = 1; /* starting from test 1 */
2618
2619         } else {
2620                 fprintf(stdout,
2621                         "\tTest %d(%s) (loop: %d, concurrency: %d)\n",
2622                         test, lst_test_type2name(ent.u.tbe_test.tse_type),
2623                         ent.u.tbe_test.tse_loop,
2624                         ent.u.tbe_test.tse_concur);
2625                 ntest --;
2626                 test ++;
2627         }
2628
2629         fprintf(stdout, LST_NODES_TITLE);
2630         fprintf(stdout, "client\t%d\t%d\t%d\t%d\t%d\n"
2631                         "server\t%d\t%d\t%d\t%d\t%d\n",
2632                 ent.tbe_cli_nle.nle_nactive,
2633                 ent.tbe_cli_nle.nle_nbusy,
2634                 ent.tbe_cli_nle.nle_ndown,
2635                 ent.tbe_cli_nle.nle_nunknown,
2636                 ent.tbe_cli_nle.nle_nnode,
2637                 ent.tbe_srv_nle.nle_nactive,
2638                 ent.tbe_srv_nle.nle_nbusy,
2639                 ent.tbe_srv_nle.nle_ndown,
2640                 ent.tbe_srv_nle.nle_nunknown,
2641                 ent.tbe_srv_nle.nle_nnode);
2642
2643         if (ntest != 0)
2644                 goto loop;
2645
2646         return 0;
2647 }
2648
2649 int
2650 lst_query_batch_ioctl(char *batch, int test, int server,
2651                       int timeout, cfs_list_t *head)
2652 {
2653         lstio_batch_query_args_t args = {0};
2654
2655         args.lstio_bat_key     = session_key;
2656         args.lstio_bat_testidx = test;
2657         args.lstio_bat_client  = !(server);
2658         args.lstio_bat_timeout = timeout;
2659         args.lstio_bat_nmlen   = strlen(batch);
2660         args.lstio_bat_namep   = batch;
2661         args.lstio_bat_resultp = head;
2662
2663         return lst_ioctl(LSTIO_BATCH_QUERY, &args, sizeof(args));
2664 }
2665
2666 void
2667 lst_print_tsb_verbose(cfs_list_t *head,
2668                       int active, int idle, int error)
2669 {
2670         lstcon_rpc_ent_t *ent;
2671
2672         cfs_list_for_each_entry_typed(ent, head, lstcon_rpc_ent_t, rpe_link) {
2673                 if (ent->rpe_priv[0] == 0 && active)
2674                         continue;
2675
2676                 if (ent->rpe_priv[0] != 0 && idle)
2677                         continue;
2678
2679                 if (ent->rpe_fwk_errno == 0 && error)
2680                         continue;
2681
2682                 fprintf(stdout, "%s [%s]: %s\n",
2683                         libcfs_id2str(ent->rpe_peer),
2684                         lst_node_state2str(ent->rpe_state),
2685                         ent->rpe_rpc_errno != 0 ?
2686                                 strerror(ent->rpe_rpc_errno) :
2687                                 (ent->rpe_priv[0] > 0 ? "Running" : "Idle"));
2688         }
2689 }
2690
2691 int
2692 jt_lst_query_batch(int argc, char **argv)
2693 {
2694         lstcon_test_batch_ent_t ent;
2695         cfs_list_t              head;
2696         char                   *batch   = NULL;
2697         time_t                  last    = 0;
2698         int                     optidx  = 0;
2699         int                     verbose = 0;
2700         int                     server  = 0;
2701         int                     timeout = 5; /* default 5 seconds */
2702         int                     delay   = 5; /* default 5 seconds */
2703         int                     loop    = 1; /* default 1 loop */
2704         int                     active  = 0;
2705         int                     error   = 0;
2706         int                     idle    = 0;
2707         int                     count   = 0;
2708         int                     test    = 0;
2709         int                     rc      = 0;
2710         int                     c       = 0;
2711         int                     i;
2712
2713         static struct option query_batch_opts[] =
2714         {
2715                 {"timeout", required_argument, 0, 'o' },
2716                 {"delay",   required_argument, 0, 'd' },
2717                 {"loop",    required_argument, 0, 'c' },
2718                 {"test",    required_argument, 0, 't' },
2719                 {"server",  no_argument,       0, 's' },
2720                 {"active",  no_argument,       0, 'a' },
2721                 {"idle",    no_argument,       0, 'i' },
2722                 {"error",   no_argument,       0, 'e' },
2723                 {"all",     no_argument,       0, 'l' },
2724                 {0,         0,                 0,  0  }
2725         };
2726
2727         if (session_key == 0) {
2728                 fprintf(stderr,
2729                         "Can't find env LST_SESSION or value is not valid\n");
2730                 return -1;
2731         }
2732
2733         while (1) {
2734                 c = getopt_long(argc, argv, "o:d:c:t:saiel",
2735                                 query_batch_opts, &optidx);
2736
2737                 /* Detect the end of the options. */
2738                 if (c == -1)
2739                         break;
2740
2741                 switch (c) {
2742                 case 'o':
2743                         timeout = atoi(optarg);
2744                         break;
2745                 case 'd':
2746                         delay = atoi(optarg);
2747                         break;
2748                 case 'c':
2749                         loop = atoi(optarg);
2750                         break;
2751                 case 't':
2752                         test = atoi(optarg);
2753                         break;
2754                 case 's':
2755                         server = 1;
2756                         break;
2757                 case 'a':
2758                         active = verbose = 1;
2759                         break;
2760                 case 'i':
2761                         idle = verbose = 1;
2762                         break;
2763                 case 'e':
2764                         error = verbose = 1;
2765                         break;
2766                 case 'l':
2767                         verbose = 1;
2768                         break;
2769                 default:
2770                         lst_print_usage(argv[0]);
2771                         return -1;
2772                 }
2773         }
2774
2775         if (test < 0 || timeout <= 0 || delay <= 0 || loop <= 0) {
2776                 lst_print_usage(argv[0]);
2777                 return -1;
2778         }
2779
2780         if (optind == argc) {
2781                 batch = LST_DEFAULT_BATCH;
2782
2783         } else if (optind == argc - 1) {
2784                 batch = argv[optind];
2785
2786         } else {
2787                 lst_print_usage(argv[0]);
2788                 return -1;
2789         }
2790
2791
2792         CFS_INIT_LIST_HEAD(&head);
2793
2794         if (verbose) {
2795                 rc = lst_info_batch_ioctl(batch, test, server,
2796                                           &ent, NULL, NULL, NULL);
2797                 if (rc != 0) {
2798                         fprintf(stderr, "Failed to query %s [%d]: %s\n",
2799                                 batch, test, strerror(errno));
2800                         return -1;
2801                 }
2802
2803                 count = server ? ent.tbe_srv_nle.nle_nnode :
2804                                  ent.tbe_cli_nle.nle_nnode;
2805                 if (count == 0) {
2806                         fprintf(stdout, "Batch or test is empty\n");
2807                         return 0;
2808                 }
2809         }
2810
2811         rc = lst_alloc_rpcent(&head, count, 0);
2812         if (rc != 0) {
2813                 fprintf(stderr, "Out of memory\n");
2814                 return rc;
2815         }
2816
2817         for (i = 0; i < loop; i++) {
2818                 time_t  now = time(NULL);
2819
2820                 if (now - last < delay) {
2821                         sleep(delay - now + last);
2822                         time(&now);
2823                 }
2824
2825                 last = now;
2826
2827                 rc = lst_query_batch_ioctl(batch, test,
2828                                            server, timeout, &head);
2829                 if (rc == -1) {
2830                         fprintf(stderr, "Failed to query batch: %s\n",
2831                                 strerror(errno));
2832                         break;
2833                 }
2834
2835                 if (verbose) {
2836                         /* Verbose mode */
2837                         lst_print_tsb_verbose(&head, active, idle, error);
2838                         continue;
2839                 }
2840
2841                 fprintf(stdout, "%s [%d] ", batch, test);
2842
2843                 if (lstcon_rpc_stat_failure(&trans_stat, 0) != 0) {
2844                         fprintf(stdout, "%d of %d nodes are unknown, ",
2845                                 lstcon_rpc_stat_failure(&trans_stat, 0),
2846                                 lstcon_rpc_stat_total(&trans_stat, 0));
2847                 }
2848
2849                 if (lstcon_rpc_stat_failure(&trans_stat, 0) == 0 &&
2850                     lstcon_tsbqry_stat_run(&trans_stat, 0)  == 0  &&
2851                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0) {
2852                         fprintf(stdout, "is stopped\n");
2853                         continue;
2854                 }
2855
2856                 if (lstcon_rpc_stat_failure(&trans_stat, 0) == 0 &&
2857                     lstcon_tsbqry_stat_idle(&trans_stat, 0) == 0 &&
2858                     lstcon_tsbqry_stat_failure(&trans_stat, 0) == 0) {
2859                         fprintf(stdout, "is running\n");
2860                         continue;
2861                 }
2862
2863                 fprintf(stdout, "stopped: %d , running: %d, failed: %d\n",
2864                                 lstcon_tsbqry_stat_idle(&trans_stat, 0),
2865                                 lstcon_tsbqry_stat_run(&trans_stat, 0),
2866                                 lstcon_tsbqry_stat_failure(&trans_stat, 0));
2867         }
2868
2869         lst_free_rpcent(&head);
2870
2871         return rc;
2872 }
2873
2874 int
2875 lst_parse_distribute(char *dstr, int *dist, int *span)
2876 {
2877         *dist = atoi(dstr);
2878         if (*dist <= 0)
2879                 return -1;
2880
2881         dstr = strchr(dstr, ':');
2882         if (dstr == NULL)
2883                 return -1;
2884
2885         *span = atoi(dstr + 1);
2886         if (*span <= 0)
2887                 return -1;
2888
2889         return 0;
2890 }
2891
2892 int
2893 lst_get_bulk_param(int argc, char **argv, lst_test_bulk_param_t *bulk)
2894 {
2895         char   *tok = NULL;
2896         char   *end = NULL;
2897         int     rc  = 0;
2898         int     i   = 0;
2899
2900         bulk->blk_size  = 4096;
2901         bulk->blk_opc   = LST_BRW_READ;
2902         bulk->blk_flags = LST_BRW_CHECK_NONE;
2903
2904         while (i < argc) {
2905                 if (strcasestr(argv[i], "check=") == argv[i] ||
2906                     strcasestr(argv[i], "c=") == argv[i]) {
2907                         tok = strchr(argv[i], '=') + 1;
2908
2909                         if (strcasecmp(tok, "full") == 0) {
2910                                 bulk->blk_flags = LST_BRW_CHECK_FULL;
2911                         } else if (strcasecmp(tok, "simple") == 0) {
2912                                 bulk->blk_flags = LST_BRW_CHECK_SIMPLE;
2913                         } else {
2914                                 fprintf(stderr, "Unknow flag %s\n", tok);
2915                                 return -1;
2916                         }
2917
2918                 } else if (strcasestr(argv[i], "size=") == argv[i] ||
2919                          strcasestr(argv[i], "s=") == argv[i]) {
2920                         tok = strchr(argv[i], '=') + 1;
2921
2922                         bulk->blk_size = strtol(tok, &end, 0);
2923                         if (bulk->blk_size <= 0) {
2924                                 fprintf(stderr, "Invalid size %s\n", tok);
2925                                 return -1;
2926                         }
2927
2928                         if (end == NULL)
2929                                 return 0;
2930
2931                         if (*end == 'k' || *end == 'K')
2932                                 bulk->blk_size *= 1024;
2933                         else if (*end == 'm' || *end == 'M')
2934                                 bulk->blk_size *= 1024 * 1024;
2935
2936                         if (bulk->blk_size > CFS_PAGE_SIZE * LNET_MAX_IOV) {
2937                                 fprintf(stderr, "Size exceed limitation: %d bytes\n",
2938                                         bulk->blk_size);
2939                                 return -1;
2940                         }
2941
2942                 } else if (strcasecmp(argv[i], "read") == 0 ||
2943                            strcasecmp(argv[i], "r") == 0) {
2944                         bulk->blk_opc = LST_BRW_READ;
2945
2946                 } else if (strcasecmp(argv[i], "write") == 0 ||
2947                            strcasecmp(argv[i], "w") == 0) {
2948                         bulk->blk_opc = LST_BRW_WRITE;
2949
2950                 } else {
2951                         fprintf(stderr, "Unknow parameter: %s\n", argv[i]);
2952                         return -1;
2953                 }
2954
2955                 i++;
2956         }
2957
2958         return rc;
2959 }
2960
2961 int
2962 lst_get_test_param(char *test, int argc, char **argv, void **param, int *plen)
2963 {
2964         lst_test_bulk_param_t *bulk = NULL;
2965         int                    type;
2966
2967         type = lst_test_name2type(test);
2968         if (type < 0) {
2969                 fprintf(stderr, "Unknow test name %s\n", test);
2970                 return -1;
2971         }
2972
2973         switch (type) {
2974         case LST_TEST_PING:
2975                 break;
2976
2977         case LST_TEST_BULK:
2978                 bulk = malloc(sizeof(*bulk));
2979                 if (bulk == NULL) {
2980                         fprintf(stderr, "Out of memory\n");
2981                         return -1;
2982                 }
2983
2984                 memset(bulk, 0, sizeof(*bulk));
2985
2986                 if (lst_get_bulk_param(argc, argv, bulk) != 0) {
2987                         free(bulk);
2988                         return -1;
2989                 }
2990
2991                 *param = bulk;
2992                 *plen  = sizeof(*bulk);
2993
2994                 break;
2995
2996         default:
2997                 break;
2998         }
2999
3000         /* TODO: parse more parameter */
3001         return type;
3002 }
3003
3004 int
3005 lst_add_test_ioctl(char *batch, int type, int loop, int concur,
3006                    int dist, int span, char *sgrp, char *dgrp,
3007                    void *param, int plen, int *retp, cfs_list_t *resultp)
3008 {
3009         lstio_test_args_t args = {0};
3010
3011         args.lstio_tes_key        = session_key;
3012         args.lstio_tes_bat_nmlen  = strlen(batch);
3013         args.lstio_tes_bat_name   = batch;
3014         args.lstio_tes_type       = type;
3015         args.lstio_tes_oneside    = 0;
3016         args.lstio_tes_loop       = loop;
3017         args.lstio_tes_concur     = concur;
3018         args.lstio_tes_dist       = dist;
3019         args.lstio_tes_span       = span;
3020         args.lstio_tes_sgrp_nmlen = strlen(sgrp);
3021         args.lstio_tes_sgrp_name  = sgrp;
3022         args.lstio_tes_dgrp_nmlen = strlen(dgrp);
3023         args.lstio_tes_dgrp_name  = dgrp;
3024         args.lstio_tes_param_len  = plen;
3025         args.lstio_tes_param      = param;
3026         args.lstio_tes_retp       = retp;
3027         args.lstio_tes_resultp    = resultp;
3028
3029         return lst_ioctl(LSTIO_TEST_ADD, &args, sizeof(args));
3030 }
3031
3032 int
3033 jt_lst_add_test(int argc, char **argv)
3034 {
3035         cfs_list_t    head;
3036         char         *batch  = NULL;
3037         char         *test   = NULL;
3038         char         *dstr   = NULL;
3039         char         *from   = NULL;
3040         char         *to     = NULL;
3041         void         *param  = NULL;
3042         int           optidx = 0;
3043         int           concur = 1;
3044         int           loop   = -1;
3045         int           dist   = 1;
3046         int           span   = 1;
3047         int           plen   = 0;
3048         int           fcount = 0;
3049         int           tcount = 0;
3050         int           ret    = 0;
3051         int           type;
3052         int           rc;
3053         int           c;
3054
3055         static struct option add_test_opts[] =
3056         {
3057                 {"batch",       required_argument, 0, 'b' },
3058                 {"concurrency", required_argument, 0, 'c' },
3059                 {"distribute",  required_argument, 0, 'd' },
3060                 {"from",        required_argument, 0, 'f' },
3061                 {"to",          required_argument, 0, 't' },
3062                 {"loop",        required_argument, 0, 'l' },
3063                 {0,             0,                 0,  0  }
3064         };
3065
3066         if (session_key == 0) {
3067                 fprintf(stderr,
3068                         "Can't find env LST_SESSION or value is not valid\n");
3069                 return -1;
3070         }
3071
3072         while (1) {
3073                 c = getopt_long(argc, argv, "b:c:d:f:l:t:",
3074                                 add_test_opts, &optidx);
3075
3076                 /* Detect the end of the options. */
3077                 if (c == -1)
3078                         break;
3079
3080                 switch (c) {
3081                 case 'b':
3082                         batch = optarg;
3083                         break;
3084                 case 'c':
3085                         concur = atoi(optarg);
3086                         break;
3087                 case 'd':
3088                         dstr = optarg;
3089                         break;
3090                 case 'f':
3091                         from = optarg;
3092                         break;
3093                 case 'l':
3094                         loop = atoi(optarg);
3095                         break;
3096                 case 't':
3097                         to = optarg;
3098                         break;
3099                 default:
3100                         lst_print_usage(argv[0]);
3101                         return -1;
3102                 }
3103         }
3104
3105         if (optind == argc || from == NULL || to == NULL) {
3106                 lst_print_usage(argv[0]);
3107                 return -1;
3108         }
3109
3110         if (concur <= 0 || concur > LST_MAX_CONCUR) {
3111                 fprintf(stderr, "Invalid concurrency of test: %d\n", concur);
3112                 return -1;
3113         }
3114
3115         if (batch == NULL)
3116                 batch = LST_DEFAULT_BATCH;
3117
3118         if (dstr != NULL) {
3119                 rc = lst_parse_distribute(dstr, &dist, &span);
3120                 if (rc != 0) {
3121                         fprintf(stderr, "Invalid distribution: %s\n", dstr);
3122                         return -1;
3123                 }
3124         }
3125
3126         test = argv[optind++];
3127
3128         argc -= optind;
3129         argv += optind;
3130
3131         type = lst_get_test_param(test, argc, argv, &param, &plen);
3132         if (type < 0) {
3133                 fprintf(stderr, "Failed to add test (%s)\n", test);
3134                 return -1;
3135         }
3136
3137         CFS_INIT_LIST_HEAD(&head);
3138
3139         rc = lst_get_node_count(LST_OPC_GROUP, from, &fcount, NULL);
3140         if (rc != 0) {
3141                 fprintf(stderr, "Can't get count of nodes from %s: %s\n",
3142                         from, strerror(errno));
3143                 goto out;
3144         }
3145
3146         rc = lst_get_node_count(LST_OPC_GROUP, to, &tcount, NULL);
3147         if (rc != 0) {
3148                 fprintf(stderr, "Can't get count of nodes from %s: %s\n",
3149                         to, strerror(errno));
3150                 goto out;
3151         }
3152
3153         rc = lst_alloc_rpcent(&head, fcount > tcount ? fcount : tcount, 0);
3154         if (rc != 0) {
3155                 fprintf(stderr, "Out of memory\n");
3156                 goto out;
3157         }
3158
3159         rc = lst_add_test_ioctl(batch, type, loop, concur,
3160                                 dist, span, from, to, param, plen, &ret, &head);
3161
3162         if (rc == 0) {
3163                 fprintf(stdout, "Test was added successfully\n");
3164                 if (ret != 0) {
3165                         fprintf(stdout, "Server group contains userland test "
3166                                 "nodes, old version of tcplnd can't accept "
3167                                 "connection request\n");
3168                 }
3169
3170                 goto out;
3171         }
3172
3173         if (rc == -1) {
3174                 lst_print_error("test", "Failed to add test: %s\n",
3175                                 strerror(errno));
3176                 goto out;
3177         }
3178
3179         lst_print_transerr(&head, "add test");
3180 out:
3181         lst_free_rpcent(&head);
3182
3183         if (param != NULL)
3184                 free(param);
3185
3186         return rc;
3187 }
3188
3189 static command_t lst_cmdlist[] = {
3190         {"new_session",         jt_lst_new_session,     NULL,
3191          "Usage: lst new_session [--timeout TIME] [--force] [NAME]"                     },
3192         {"end_session",         jt_lst_end_session,     NULL,
3193          "Usage: lst end_session"                                                       },
3194         {"show_session",        jt_lst_show_session,    NULL,
3195          "Usage: lst show_session"                                                      },
3196         {"ping",                jt_lst_ping ,           NULL,
3197          "Usage: lst ping  [--group NAME] [--batch NAME] [--session] [--nodes IDS]"     },
3198         {"add_group",           jt_lst_add_group,       NULL,
3199          "Usage: lst group NAME IDs [IDs]..."                                           },
3200         {"del_group",           jt_lst_del_group,       NULL,
3201          "Usage: lst del_group NAME"                                                    },
3202         {"update_group",        jt_lst_update_group,    NULL,
3203          "Usage: lst update_group NAME [--clean] [--refresh] [--remove IDs]"            },
3204         {"list_group",          jt_lst_list_group,      NULL,
3205           "Usage: lst list_group [--active] [--busy] [--down] [--unknown] GROUP ..."    },
3206         {"stat",                jt_lst_stat,            NULL,
3207          "Usage: lst stat [--bw] [--rate] [--read] [--write] [--max] [--min] [--avg] "
3208          " [--timeout #] [--delay #] [--count #] GROUP [GROUP]"                         },
3209         {"show_error",          jt_lst_show_error,      NULL,
3210          "Usage: lst show_error NAME | IDS ..."                                         },
3211         {"add_batch",           jt_lst_add_batch,       NULL,
3212          "Usage: lst add_batch NAME"                                                    },
3213         {"run",                 jt_lst_start_batch,     NULL,
3214          "Usage: lst run [--timeout TIME] [NAME]"                                       },
3215         {"stop",                jt_lst_stop_batch,      NULL,
3216          "Usage: lst stop [--force] BATCH_NAME"                                         },
3217         {"list_batch",          jt_lst_list_batch,      NULL,
3218          "Usage: lst list_batch NAME [--test ID] [--server]"                            },
3219         {"query",               jt_lst_query_batch,     NULL,
3220          "Usage: lst query [--test ID] [--server] [--timeout TIME] NAME"                },
3221         {"add_test",            jt_lst_add_test,        NULL,
3222          "Usage: lst add_test [--batch BATCH] [--loop #] [--concurrency #] "
3223          " [--distribute #:#] [--from GROUP] [--to GROUP] TEST..."                      },
3224         {"help",                Parser_help,            0,     "help"                   },
3225         {0,                     0,                      0,      NULL                    }
3226 };
3227
3228 int
3229 lst_initialize(void)
3230 {
3231         char   *key;
3232         char   *feats;
3233
3234         feats = getenv("LST_FEATURES");
3235         if (feats != NULL)
3236                 session_features = strtol(feats, NULL, 16);
3237
3238         if ((session_features & ~LST_FEATS_MASK) != 0) {
3239                 fprintf(stderr,
3240                         "Unsupported session features %x, "
3241                         "only support these features so far: %x\n",
3242                         (session_features & ~LST_FEATS_MASK), LST_FEATS_MASK);
3243                 return -1;
3244         }
3245
3246         key = getenv("LST_SESSION");
3247
3248         if (key == NULL) {
3249                 session_key = 0;
3250                 return 0;
3251         }
3252
3253         session_key = atoi(key);
3254
3255         return 0;
3256 }
3257
3258 int
3259 main(int argc, char **argv)
3260 {
3261         int rc = 0;
3262
3263         setlinebuf(stdout);
3264
3265         rc = libcfs_arch_init();
3266         if (rc < 0)
3267                 return rc;
3268
3269         rc = lst_initialize();
3270         if (rc < 0)
3271                 goto errorout;
3272
3273         rc = ptl_initialize(argc, argv);
3274         if (rc < 0)
3275                 goto errorout;
3276
3277         Parser_init("lst > ", lst_cmdlist);
3278
3279         if (argc != 1)  {
3280                 rc = Parser_execarg(argc - 1, argv + 1, lst_cmdlist);
3281                 goto errorout;
3282         }
3283
3284         Parser_commands();
3285
3286 errorout:
3287         libcfs_arch_cleanup();
3288         return rc;
3289 }