1 /* 2 * Copyright (c) 2011-2012 The DragonFly Project. All rights reserved. 3 * 4 * This code is derived from software contributed to The DragonFly Project 5 * by Matthew Dillon <dillon@dragonflybsd.org> 6 * by Venkatesh Srinivas <vsrinivas@dragonflybsd.org> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in 16 * the documentation and/or other materials provided with the 17 * distribution. 18 * 3. Neither the name of The DragonFly Project nor the names of its 19 * contributors may be used to endorse or promote products derived 20 * from this software without specific, prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 25 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 26 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 27 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 28 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 30 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 31 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 32 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #include "hammer2.h" 37 38 static int show_tab = 2; 39 40 static void shell_msghandler(dmsg_msg_t *msg, int unmanaged); 41 static void shell_ttymsg(dmsg_iocom_t *iocom); 42 static void CountFreeBlocks(hammer2_bmap_data_t *bmap, 43 hammer2_off_t *accum16, hammer2_off_t *accum64); 44 45 /************************************************************************ 46 * SHELL * 47 ************************************************************************/ 48 49 int 50 cmd_shell(const char *hostname) 51 { 52 dmsg_master_service_info_t *info; 53 pthread_t thread; 54 int fd; 55 56 fd = dmsg_connect(hostname); 57 if (fd < 0) 58 return 1; 59 60 info = malloc(sizeof(*info)); 61 bzero(info, sizeof(*info)); 62 info->fd = fd; 63 info->detachme = 0; 64 info->usrmsg_callback = shell_msghandler; 65 info->altmsg_callback = shell_ttymsg; 66 info->label = strdup("debug"); 67 pthread_create(&thread, NULL, dmsg_master_service, info); 68 pthread_join(thread, NULL); 69 70 return 0; 71 } 72 73 #if 0 74 int 75 cmd_shell(const char *hostname) 76 { 77 struct dmsg_iocom iocom; 78 dmsg_msg_t *msg; 79 int fd; 80 81 /* 82 * Connect to the target 83 */ 84 fd = dmsg_connect(hostname); 85 if (fd < 0) 86 return 1; 87 88 /* 89 * Initialize the session and transmit an empty DMSG_DBG_SHELL 90 * to cause the remote end to generate a prompt. 91 */ 92 dmsg_iocom_init(&iocom, fd, 0, 93 NULL, 94 shell_rcvmsg, 95 hammer2_shell_parse, 96 shell_ttymsg); 97 fcntl(0, F_SETFL, O_NONBLOCK); 98 printf("debug: connected\n"); 99 100 msg = dmsg_msg_alloc(&iocom.state0, 0, DMSG_DBG_SHELL, NULL, NULL); 101 dmsg_msg_write(msg); 102 dmsg_iocom_core(&iocom); 103 fprintf(stderr, "debug: disconnected\n"); 104 close(fd); 105 return 0; 106 } 107 #endif 108 109 /* 110 * Debug session front-end 111 * 112 * Callback from dmsg_iocom_core() when messages might be present 113 * on the socket. 114 */ 115 static 116 void 117 shell_msghandler(dmsg_msg_t *msg, int unmanaged) 118 { 119 dmsg_msg_t *nmsg; 120 121 switch(msg->tcmd) { 122 #if 0 123 case DMSG_LNK_ERROR: 124 case DMSG_LNK_ERROR | DMSGF_REPLY: 125 /* 126 * One-way non-transactional LNK_ERROR messages typically 127 * indicate a connection failure. Error code 0 is used by 128 * the debug shell to indicate no more results from last cmd. 129 */ 130 if (msg->any.head.error) { 131 fprintf(stderr, "Stream failure: %s\n", 132 dmsg_msg_str(msg)); 133 } else { 134 write(1, "debug> ", 7); 135 } 136 break; 137 case DMSG_LNK_ERROR | DMSGF_DELETE: 138 /* ignore termination of LNK_CONN */ 139 break; 140 #endif 141 case DMSG_DBG_SHELL: 142 /* 143 * We send the commands, not accept them. 144 * (one-way message, not transactional) 145 */ 146 if (unmanaged) 147 dmsg_msg_reply(msg, DMSG_ERR_NOSUPP); 148 break; 149 case DMSG_DBG_SHELL | DMSGF_REPLY: 150 /* 151 * A reply from the remote is data we copy to stdout. 152 * (one-way message, not transactional) 153 */ 154 if (msg->aux_size) { 155 msg->aux_data[msg->aux_size - 1] = 0; 156 write(1, msg->aux_data, strlen(msg->aux_data)); 157 } 158 break; 159 #if 1 160 case DMSG_LNK_CONN | DMSGF_CREATE: 161 fprintf(stderr, "Debug Shell received LNK_CONN\n"); 162 nmsg = dmsg_msg_alloc(&msg->state->iocom->state0, 0, 163 DMSG_DBG_SHELL, 164 NULL, NULL); 165 dmsg_msg_write(nmsg); 166 dmsg_msg_reply(msg, DMSG_ERR_NOSUPP); 167 break; 168 case DMSG_LNK_CONN | DMSGF_DELETE: 169 break; 170 #endif 171 default: 172 /* 173 * Ignore any unknown messages, Terminate any unknown 174 * transactions with an error. 175 */ 176 fprintf(stderr, "Unknown message: %s\n", dmsg_msg_str(msg)); 177 if (unmanaged) { 178 if (msg->any.head.cmd & DMSGF_CREATE) 179 dmsg_msg_reply(msg, DMSG_ERR_NOSUPP); 180 if (msg->any.head.cmd & DMSGF_DELETE) 181 dmsg_msg_reply(msg, DMSG_ERR_NOSUPP); 182 } 183 break; 184 } 185 } 186 187 /* 188 * Debug session front-end 189 */ 190 static 191 void 192 shell_ttymsg(dmsg_iocom_t *iocom) 193 { 194 dmsg_state_t *pstate; 195 dmsg_msg_t *msg; 196 char buf[256]; 197 char *cmd; 198 size_t len; 199 200 if (fgets(buf, sizeof(buf), stdin) != NULL) { 201 if (buf[0] == '@') { 202 pstate = dmsg_findspan(strtok(buf + 1, " \t\n")); 203 cmd = strtok(NULL, "\n"); 204 } else { 205 pstate = &iocom->state0; 206 cmd = strtok(buf, "\n"); 207 } 208 if (cmd && pstate) { 209 len = strlen(cmd) + 1; 210 msg = dmsg_msg_alloc(pstate, len, DMSG_DBG_SHELL, 211 NULL, NULL); 212 bcopy(cmd, msg->aux_data, len); 213 dmsg_msg_write(msg); 214 } else if (cmd) { 215 fprintf(stderr, "@msgid not found\n"); 216 } else { 217 /* 218 * This should cause the remote end to generate 219 * a debug> prompt (and thus shows that there is 220 * connectivity). 221 */ 222 msg = dmsg_msg_alloc(pstate, 0, DMSG_DBG_SHELL, 223 NULL, NULL); 224 dmsg_msg_write(msg); 225 } 226 } else if (feof(stdin)) { 227 /* 228 * Set EOF flag without setting any error code for normal 229 * EOF. 230 */ 231 iocom->flags |= DMSG_IOCOMF_EOF; 232 } else { 233 clearerr(stdin); 234 } 235 } 236 237 /* 238 * Debug session back-end (on remote side) 239 */ 240 static void shell_span(dmsg_msg_t *msg, char *cmdbuf); 241 static void shell_ping(dmsg_msg_t *msg, char *cmdbuf); 242 243 void 244 hammer2_shell_parse(dmsg_msg_t *msg, int unmanaged) 245 { 246 dmsg_iocom_t *iocom = msg->state->iocom; 247 char *cmdbuf; 248 char *cmdp; 249 uint32_t cmd; 250 251 /* 252 * Filter on debug shell commands and ping responses only 253 */ 254 cmd = msg->any.head.cmd; 255 if ((cmd & DMSGF_CMDSWMASK) == (DMSG_LNK_PING | DMSGF_REPLY)) { 256 dmsg_printf(iocom, "ping reply\n"); 257 return; 258 } 259 260 if ((cmd & DMSGF_PROTOS) != DMSG_PROTO_DBG) { 261 if (unmanaged) 262 dmsg_msg_reply(msg, DMSG_ERR_NOSUPP); 263 return; 264 } 265 if ((cmd & DMSGF_CMDSWMASK) != DMSG_DBG_SHELL) { 266 if (unmanaged) 267 dmsg_msg_reply(msg, DMSG_ERR_NOSUPP); 268 return; 269 } 270 271 /* 272 * Debug shell command 273 */ 274 cmdbuf = msg->aux_data; 275 cmdp = strsep(&cmdbuf, " \t"); 276 277 if (cmdp == NULL || *cmdp == 0) { 278 ; 279 } else if (strcmp(cmdp, "ping") == 0) { 280 shell_ping(msg, cmdbuf); 281 } else if (strcmp(cmdp, "span") == 0) { 282 shell_span(msg, cmdbuf); 283 } else if (strcmp(cmdp, "tree") == 0) { 284 dmsg_shell_tree(iocom, cmdbuf); /* dump spanning tree */ 285 } else if (strcmp(cmdp, "help") == 0 || strcmp(cmdp, "?") == 0) { 286 dmsg_printf(iocom, "help Command help\n"); 287 dmsg_printf(iocom, "span <host> Span to target host\n"); 288 dmsg_printf(iocom, "tree Dump spanning tree\n"); 289 dmsg_printf(iocom, "@span <cmd> Issue via circuit\n"); 290 } else { 291 dmsg_printf(iocom, "Unrecognized command: %s\n", cmdp); 292 } 293 dmsg_printf(iocom, "debug> "); 294 } 295 296 static void 297 shell_ping(dmsg_msg_t *msg, char *cmdbuf __unused) 298 { 299 dmsg_iocom_t *iocom = msg->state->iocom; 300 dmsg_msg_t *m2; 301 302 dmsg_printf(iocom, "sending ping\n"); 303 m2 = dmsg_msg_alloc(msg->state, 0, DMSG_LNK_PING, NULL, NULL); 304 dmsg_msg_write(m2); 305 } 306 307 static void 308 shell_span(dmsg_msg_t *msg, char *cmdbuf) 309 { 310 dmsg_iocom_t *iocom = msg->state->iocom; 311 dmsg_master_service_info_t *info; 312 const char *hostname = strsep(&cmdbuf, " \t"); 313 pthread_t thread; 314 int fd; 315 316 /* 317 * Connect to the target 318 */ 319 if (hostname == NULL) { 320 fd = -1; 321 } else { 322 fd = dmsg_connect(hostname); 323 } 324 325 /* 326 * Start master service 327 */ 328 if (fd < 0) { 329 dmsg_printf(iocom, "Connection to %s failed\n", hostname); 330 } else { 331 dmsg_printf(iocom, "Connected to %s\n", hostname); 332 333 info = malloc(sizeof(*info)); 334 bzero(info, sizeof(*info)); 335 info->fd = fd; 336 info->detachme = 1; 337 info->usrmsg_callback = hammer2_shell_parse; 338 info->label = strdup("client"); 339 340 pthread_create(&thread, NULL, dmsg_master_service, info); 341 /*pthread_join(thread, &res);*/ 342 } 343 } 344 345 /************************************************************************ 346 * DEBUGSPAN * 347 ************************************************************************ 348 * 349 * Connect to the target manually (not via the cluster list embedded in 350 * a hammer2 filesystem) and initiate the SPAN protocol. 351 */ 352 int 353 cmd_debugspan(const char *hostname) 354 { 355 pthread_t thread; 356 int fd; 357 void *res; 358 359 /* 360 * Connect to the target 361 */ 362 fd = dmsg_connect(hostname); 363 if (fd < 0) 364 return 1; 365 366 printf("debugspan: connected to %s, starting CONN/SPAN\n", hostname); 367 pthread_create(&thread, NULL, 368 dmsg_master_service, (void *)(intptr_t)fd); 369 pthread_join(thread, &res); 370 return(0); 371 } 372 373 /************************************************************************ 374 * SHOW * 375 ************************************************************************/ 376 377 static void show_bref(hammer2_volume_data_t *voldata, int fd, int tab, 378 int bi, hammer2_blockref_t *bref, 379 int dofreemap, int norecurse); 380 static void tabprintf(int tab, const char *ctl, ...); 381 382 int64_t TotalFreeAccum16; 383 int64_t TotalFreeAccum64; 384 385 int 386 cmd_show(const char *devpath, int dofreemap) 387 { 388 hammer2_blockref_t broot; 389 hammer2_blockref_t best; 390 hammer2_media_data_t media; 391 int fd; 392 int i; 393 int best_i; 394 char *env; 395 396 TotalFreeAccum16 = 0; /* includes TotalFreeAccum64 */ 397 TotalFreeAccum64 = 0; 398 399 env = getenv("HAMMER2_SHOW_TAB"); 400 if (env != NULL) { 401 show_tab = (int)strtol(env, NULL, 0); 402 if (errno || show_tab < 0 || show_tab > 8) 403 show_tab = 2; 404 } 405 406 fd = open(devpath, O_RDONLY); 407 if (fd < 0) { 408 perror("open"); 409 return 1; 410 } 411 412 /* 413 * Show the tree using the best volume header. 414 * -vvv will show the tree for all four volume headers. 415 */ 416 best_i = -1; 417 bzero(&best, sizeof(best)); 418 for (i = 0; i < HAMMER2_NUM_VOLHDRS; ++i) { 419 bzero(&broot, sizeof(broot)); 420 broot.type = HAMMER2_BREF_TYPE_VOLUME; 421 broot.data_off = (i * HAMMER2_ZONE_BYTES64) | 422 HAMMER2_PBUFRADIX; 423 lseek(fd, broot.data_off & ~HAMMER2_OFF_MASK_RADIX, 0); 424 if (read(fd, &media, HAMMER2_PBUFSIZE) == 425 (ssize_t)HAMMER2_PBUFSIZE) { 426 broot.mirror_tid = media.voldata.mirror_tid; 427 if (best_i < 0 || best.mirror_tid < broot.mirror_tid) { 428 best_i = i; 429 best = broot; 430 } 431 if (VerboseOpt >= 3) 432 show_bref(&media.voldata, fd, 0, i, &broot, dofreemap, 0); 433 } 434 } 435 if (VerboseOpt < 3) 436 show_bref(&media.voldata, fd, 0, best_i, &best, dofreemap, 0); 437 close(fd); 438 439 if (dofreemap && VerboseOpt < 3) { 440 printf("Total free storage: %6.3fGB (%6.3fGB in 64KB chunks)\n", 441 (double)TotalFreeAccum16 / (1024.0 * 1024.0 * 1024.0), 442 (double)TotalFreeAccum64 / (1024.0 * 1024.0 * 1024.0)); 443 } 444 445 return 0; 446 } 447 448 extern uint32_t iscsi_crc32(const void *buf, size_t size); 449 static void 450 show_bref(hammer2_volume_data_t *voldata, int fd, int tab, 451 int bi, hammer2_blockref_t *bref, int dofreemap, int norecurse) 452 { 453 hammer2_media_data_t media; 454 hammer2_blockref_t *bscan; 455 int bcount; 456 int i; 457 int didnl; 458 int namelen; 459 int obrace = 1; 460 int failed; 461 size_t bytes; 462 const char *type_str; 463 char *str = NULL; 464 uint32_t cv; 465 uint64_t cv64; 466 467 switch(bref->type) { 468 case HAMMER2_BREF_TYPE_EMPTY: 469 type_str = "empty"; 470 break; 471 case HAMMER2_BREF_TYPE_DIRENT: 472 type_str = "dirent"; 473 break; 474 case HAMMER2_BREF_TYPE_INODE: 475 type_str = "inode"; 476 break; 477 case HAMMER2_BREF_TYPE_INDIRECT: 478 type_str = "indblk"; 479 break; 480 case HAMMER2_BREF_TYPE_DATA: 481 type_str = "data"; 482 break; 483 case HAMMER2_BREF_TYPE_VOLUME: 484 type_str = "volume"; 485 break; 486 case HAMMER2_BREF_TYPE_FREEMAP: 487 type_str = "freemap"; 488 break; 489 case HAMMER2_BREF_TYPE_FREEMAP_NODE: 490 type_str = "fmapnode"; 491 break; 492 case HAMMER2_BREF_TYPE_FREEMAP_LEAF: 493 type_str = "fbitmap"; 494 break; 495 default: 496 type_str = "unknown"; 497 break; 498 } 499 500 tabprintf(tab, 501 "%s.%-3d %016jx %016jx/%-2d " 502 "mir=%016jx mod=%016jx leafcnt=%d ", 503 type_str, bi, (intmax_t)bref->data_off, 504 (intmax_t)bref->key, (intmax_t)bref->keybits, 505 (intmax_t)bref->mirror_tid, (intmax_t)bref->modify_tid, 506 bref->leaf_count); 507 tab += show_tab; 508 if (bref->flags) 509 printf("flags=%02x ", bref->flags); 510 if (bref->type == HAMMER2_BREF_TYPE_FREEMAP_NODE || 511 bref->type == HAMMER2_BREF_TYPE_FREEMAP_LEAF) { 512 printf("bigmask=%08x avail=%ld ", 513 bref->check.freemap.bigmask, bref->check.freemap.avail); 514 } 515 516 bytes = (bref->data_off & HAMMER2_OFF_MASK_RADIX); 517 if (bytes) 518 bytes = (size_t)1 << bytes; 519 if (bytes) { 520 hammer2_off_t io_off; 521 hammer2_off_t io_base; 522 size_t io_bytes; 523 size_t boff; 524 525 io_off = bref->data_off & ~HAMMER2_OFF_MASK_RADIX; 526 io_base = io_off & ~(hammer2_off_t)(HAMMER2_MINIOSIZE - 1); 527 boff = io_off - io_base; 528 529 io_bytes = HAMMER2_MINIOSIZE; 530 while (io_bytes + boff < bytes) 531 io_bytes <<= 1; 532 533 if (io_bytes > sizeof(media)) { 534 printf("(bad block size %zd)\n", bytes); 535 return; 536 } 537 if (bref->type != HAMMER2_BREF_TYPE_DATA || VerboseOpt >= 1) { 538 lseek(fd, io_base, 0); 539 if (read(fd, &media, io_bytes) != (ssize_t)io_bytes) { 540 printf("(media read failed)\n"); 541 return; 542 } 543 if (boff) 544 bcopy((char *)&media + boff, &media, bytes); 545 } 546 } 547 548 bscan = NULL; 549 bcount = 0; 550 didnl = 1; 551 namelen = 0; 552 failed = 0; 553 554 /* 555 * Check data integrity in verbose mode, otherwise we are just doing 556 * a quick meta-data scan. Meta-data integrity is always checked. 557 * (Also see the check above that ensures the media data is loaded, 558 * otherwise there's no data to check!). 559 * 560 * WARNING! bref->check state may be used for other things when 561 * bref has no data (bytes == 0). 562 */ 563 if (bytes && 564 (bref->type != HAMMER2_BREF_TYPE_DATA || VerboseOpt >= 1)) { 565 switch(HAMMER2_DEC_CHECK(bref->methods)) { 566 case HAMMER2_CHECK_NONE: 567 printf("(meth %02x) ", bref->methods); 568 break; 569 case HAMMER2_CHECK_DISABLED: 570 printf("(meth %02x) ", bref->methods); 571 break; 572 case HAMMER2_CHECK_ISCSI32: 573 cv = hammer2_icrc32(&media, bytes); 574 if (bref->check.iscsi32.value != cv) { 575 printf("(icrc %02x:%08x/%08x failed) ", 576 bref->methods, 577 bref->check.iscsi32.value, 578 cv); 579 failed = 1; 580 } else { 581 printf("(meth %02x, iscsi32=%08x) ", 582 bref->methods, cv); 583 } 584 break; 585 case HAMMER2_CHECK_XXHASH64: 586 cv64 = XXH64(&media, bytes, XXH_HAMMER2_SEED); 587 if (bref->check.xxhash64.value != cv64) { 588 printf("(xxhash64 %02x:%016jx/%016jx failed) ", 589 bref->methods, 590 bref->check.xxhash64.value, 591 cv64); 592 failed = 1; 593 } else { 594 printf("(meth %02x, xxh=%016jx) ", 595 bref->methods, cv64); 596 } 597 break; 598 case HAMMER2_CHECK_SHA192: 599 printf("(meth %02x) ", bref->methods); 600 break; 601 case HAMMER2_CHECK_FREEMAP: 602 cv = hammer2_icrc32(&media, bytes); 603 if (bref->check.freemap.icrc32 != cv) { 604 printf("(fcrc %02x:%08x/%08x failed) ", 605 bref->methods, 606 bref->check.freemap.icrc32, 607 cv); 608 failed = 1; 609 } else { 610 printf("(meth %02x, fcrc=%08x) ", 611 bref->methods, cv); 612 } 613 break; 614 } 615 } 616 617 switch(bref->type) { 618 case HAMMER2_BREF_TYPE_EMPTY: 619 obrace = 0; 620 break; 621 case HAMMER2_BREF_TYPE_DIRENT: 622 printf("{\n"); 623 if (bref->embed.dirent.namlen <= sizeof(bref->check.buf)) { 624 tabprintf(tab, "filename \"%*.*s\"\n", 625 bref->embed.dirent.namlen, 626 bref->embed.dirent.namlen, 627 bref->check.buf); 628 } else { 629 tabprintf(tab, "filename \"%*.*s\"\n", 630 bref->embed.dirent.namlen, 631 bref->embed.dirent.namlen, 632 media.buf); 633 } 634 tabprintf(tab, "inum 0x%016jx\n", 635 (uintmax_t)bref->embed.dirent.inum); 636 tabprintf(tab, "type %s\n", 637 hammer2_iptype_to_str(bref->embed.dirent.type)); 638 break; 639 case HAMMER2_BREF_TYPE_INODE: 640 printf("{\n"); 641 if (!(media.ipdata.meta.op_flags & HAMMER2_OPFLAG_DIRECTDATA)) { 642 bscan = &media.ipdata.u.blockset.blockref[0]; 643 bcount = HAMMER2_SET_COUNT; 644 } 645 namelen = media.ipdata.meta.name_len; 646 if (namelen > HAMMER2_INODE_MAXNAME) 647 namelen = 0; 648 tabprintf(tab, "filename \"%*.*s\"\n", 649 namelen, namelen, media.ipdata.filename); 650 tabprintf(tab, "version %d\n", media.ipdata.meta.version); 651 tabprintf(tab, "pfs_st %d\n", media.ipdata.meta.pfs_subtype); 652 tabprintf(tab, "uflags 0x%08x\n", 653 media.ipdata.meta.uflags); 654 if (media.ipdata.meta.rmajor || media.ipdata.meta.rminor) { 655 tabprintf(tab, "rmajor %d\n", 656 media.ipdata.meta.rmajor); 657 tabprintf(tab, "rminor %d\n", 658 media.ipdata.meta.rminor); 659 } 660 tabprintf(tab, "ctime %s\n", 661 hammer2_time64_to_str(media.ipdata.meta.ctime, &str)); 662 tabprintf(tab, "mtime %s\n", 663 hammer2_time64_to_str(media.ipdata.meta.mtime, &str)); 664 tabprintf(tab, "atime %s\n", 665 hammer2_time64_to_str(media.ipdata.meta.atime, &str)); 666 tabprintf(tab, "btime %s\n", 667 hammer2_time64_to_str(media.ipdata.meta.btime, &str)); 668 tabprintf(tab, "uid %s\n", 669 hammer2_uuid_to_str(&media.ipdata.meta.uid, &str)); 670 tabprintf(tab, "gid %s\n", 671 hammer2_uuid_to_str(&media.ipdata.meta.gid, &str)); 672 tabprintf(tab, "type %s\n", 673 hammer2_iptype_to_str(media.ipdata.meta.type)); 674 tabprintf(tab, "opflgs 0x%02x\n", 675 media.ipdata.meta.op_flags); 676 tabprintf(tab, "capflgs 0x%04x\n", 677 media.ipdata.meta.cap_flags); 678 tabprintf(tab, "mode %-7o\n", 679 media.ipdata.meta.mode); 680 tabprintf(tab, "inum 0x%016jx\n", 681 media.ipdata.meta.inum); 682 tabprintf(tab, "size %ju ", 683 (uintmax_t)media.ipdata.meta.size); 684 if (media.ipdata.meta.op_flags & HAMMER2_OPFLAG_DIRECTDATA && 685 media.ipdata.meta.size <= HAMMER2_EMBEDDED_BYTES) 686 printf("(embedded data)\n"); 687 else 688 printf("\n"); 689 tabprintf(tab, "nlinks %ju\n", 690 (uintmax_t)media.ipdata.meta.nlinks); 691 tabprintf(tab, "iparent 0x%016jx\n", 692 (uintmax_t)media.ipdata.meta.iparent); 693 tabprintf(tab, "name_key 0x%016jx\n", 694 (uintmax_t)media.ipdata.meta.name_key); 695 tabprintf(tab, "name_len %u\n", 696 media.ipdata.meta.name_len); 697 tabprintf(tab, "ncopies %u\n", 698 media.ipdata.meta.ncopies); 699 tabprintf(tab, "compalg %u\n", 700 media.ipdata.meta.comp_algo); 701 tabprintf(tab, "target_t %u\n", 702 media.ipdata.meta.target_type); 703 tabprintf(tab, "checkalg %u\n", 704 media.ipdata.meta.check_algo); 705 if ((media.ipdata.meta.op_flags & HAMMER2_OPFLAG_PFSROOT) || 706 media.ipdata.meta.pfs_type == HAMMER2_PFSTYPE_SUPROOT) { 707 tabprintf(tab, "pfs_nmas %u\n", 708 media.ipdata.meta.pfs_nmasters); 709 tabprintf(tab, "pfs_type %u (%s)\n", 710 media.ipdata.meta.pfs_type, 711 hammer2_pfstype_to_str(media.ipdata.meta.pfs_type)); 712 tabprintf(tab, "pfs_inum 0x%016jx\n", 713 (uintmax_t)media.ipdata.meta.pfs_inum); 714 tabprintf(tab, "pfs_clid %s\n", 715 hammer2_uuid_to_str(&media.ipdata.meta.pfs_clid, 716 &str)); 717 tabprintf(tab, "pfs_fsid %s\n", 718 hammer2_uuid_to_str(&media.ipdata.meta.pfs_fsid, 719 &str)); 720 tabprintf(tab, "pfs_lsnap_tid 0x%016jx\n", 721 (uintmax_t)media.ipdata.meta.pfs_lsnap_tid); 722 } 723 tabprintf(tab, "data_quota %ju\n", 724 (uintmax_t)media.ipdata.meta.data_quota); 725 tabprintf(tab, "data_count %ju\n", 726 (uintmax_t)bref->embed.stats.data_count); 727 tabprintf(tab, "inode_quota %ju\n", 728 (uintmax_t)media.ipdata.meta.inode_quota); 729 tabprintf(tab, "inode_count %ju\n", 730 (uintmax_t)bref->embed.stats.inode_count); 731 break; 732 case HAMMER2_BREF_TYPE_INDIRECT: 733 bscan = &media.npdata[0]; 734 bcount = bytes / sizeof(hammer2_blockref_t); 735 didnl = 1; 736 printf("{\n"); 737 tabprintf(tab, "count %d\n", bcount); 738 break; 739 case HAMMER2_BREF_TYPE_DATA: 740 #if 0 741 if (VerboseOpt >= 2) { 742 printf("{\n"); 743 } else 744 #endif 745 { 746 printf("\n"); 747 obrace = 0; 748 } 749 break; 750 case HAMMER2_BREF_TYPE_VOLUME: 751 printf("mirror_tid=%016jx freemap_tid=%016jx ", 752 media.voldata.mirror_tid, 753 media.voldata.freemap_tid); 754 if (dofreemap) { 755 bscan = &media.voldata.freemap_blockset.blockref[0]; 756 bcount = HAMMER2_SET_COUNT; 757 } else { 758 bscan = &media.voldata.sroot_blockset.blockref[0]; 759 bcount = HAMMER2_SET_COUNT; 760 } 761 printf("{\n"); 762 break; 763 case HAMMER2_BREF_TYPE_FREEMAP_LEAF: 764 printf("{\n"); 765 for (i = 0; i < HAMMER2_FREEMAP_COUNT; ++i) { 766 hammer2_off_t data_off; 767 768 data_off = bref->key + 769 i * 256 * HAMMER2_FREEMAP_BLOCK_SIZE; 770 /* 771 if (media.bmdata[i].class == 0 && 772 media.bmdata[i].avail == 0) { 773 continue; 774 } 775 */ 776 #if HAMMER2_BMAP_ELEMENTS != 8 777 #error "cmd_debug.c: HAMMER2_BMAP_ELEMENTS expected to be 8" 778 #endif 779 780 tabprintf(tab + 4, "%016jx %04d.%04x (avail=%7d) " 781 "%016jx %016jx %016jx %016jx " 782 "%016jx %016jx %016jx %016jx\n", 783 data_off, 784 i, media.bmdata[i].class, 785 media.bmdata[i].avail, 786 media.bmdata[i].bitmapq[0], 787 media.bmdata[i].bitmapq[1], 788 media.bmdata[i].bitmapq[2], 789 media.bmdata[i].bitmapq[3], 790 media.bmdata[i].bitmapq[4], 791 media.bmdata[i].bitmapq[5], 792 media.bmdata[i].bitmapq[6], 793 media.bmdata[i].bitmapq[7]); 794 if (data_off >= voldata->aux_end && 795 data_off < voldata->volu_size) { 796 CountFreeBlocks(&media.bmdata[i], 797 &TotalFreeAccum16, 798 &TotalFreeAccum64); 799 } 800 } 801 tabprintf(tab, "}\n"); 802 break; 803 case HAMMER2_BREF_TYPE_FREEMAP_NODE: 804 printf("{\n"); 805 bscan = &media.npdata[0]; 806 bcount = bytes / sizeof(hammer2_blockref_t); 807 tabprintf(tab, "count %d\n", bcount); 808 break; 809 default: 810 printf("\n"); 811 obrace = 0; 812 break; 813 } 814 if (str) 815 free(str); 816 817 /* 818 * Recurse if norecurse == 0. If the CRC failed, pass norecurse = 1. 819 * That is, if an indirect or inode fails we still try to list its 820 * direct children to help with debugging, but go no further than 821 * that because they are probably garbage. 822 */ 823 for (i = 0; norecurse == 0 && i < bcount; ++i) { 824 if (bscan[i].type != HAMMER2_BREF_TYPE_EMPTY) { 825 if (didnl == 0) { 826 printf("\n"); 827 didnl = 1; 828 } 829 show_bref(voldata, fd, tab, 830 i, &bscan[i], dofreemap, failed); 831 } 832 } 833 tab -= show_tab; 834 if (obrace) { 835 if (bref->type == HAMMER2_BREF_TYPE_INODE) 836 tabprintf(tab, "} (%s.%d, \"%*.*s\")\n", 837 type_str, bi, 838 namelen, namelen, media.ipdata.filename); 839 else 840 tabprintf(tab, "} (%s.%d)\n", type_str,bi); 841 } 842 } 843 844 static 845 void 846 CountFreeBlocks(hammer2_bmap_data_t *bmap, 847 hammer2_off_t *accum16, hammer2_off_t *accum64) 848 { 849 int i; 850 int j; 851 852 for (i = 0; i < 8; ++i) { 853 uint64_t bm = bmap->bitmapq[i]; 854 uint64_t mask; 855 856 mask = 0x03; 857 for (j = 0; j < 64; j += 2) { 858 if ((bm & mask) == 0) 859 *accum16 += 16384; 860 } 861 mask = 0xFF; 862 for (j = 0; j < 64; j += 8) { 863 if ((bm & mask) == 0) 864 *accum64 += 65536; 865 } 866 } 867 } 868 869 int 870 cmd_hash(int ac, const char **av) 871 { 872 int i; 873 874 for (i = 0; i < ac; ++i) { 875 printf("%016jx %s\n", dirhash(av[i], strlen(av[i])), av[i]); 876 } 877 return(0); 878 } 879 880 int 881 cmd_dhash(int ac, const char **av) 882 { 883 char buf[1024]; /* 1K extended directory record */ 884 uint64_t hash; 885 int i; 886 887 for (i = 0; i < ac; ++i) { 888 bzero(buf, sizeof(buf)); 889 snprintf(buf, sizeof(buf), "%s", av[i]); 890 hash = XXH64(buf, sizeof(buf), XXH_HAMMER2_SEED); 891 printf("%016jx %s\n", hash, av[i]); 892 } 893 return(0); 894 } 895 896 int 897 cmd_dumpchain(const char *path, u_int flags) 898 { 899 int dummy = (int)flags; 900 int fd; 901 902 fd = open(path, O_RDONLY); 903 if (fd >= 0) { 904 ioctl(fd, HAMMER2IOC_DEBUG_DUMP, &dummy); 905 close(fd); 906 } else { 907 fprintf(stderr, "unable to open %s\n", path); 908 } 909 return 0; 910 } 911 912 913 static 914 void 915 tabprintf(int tab, const char *ctl, ...) 916 { 917 va_list va; 918 919 printf("%*.*s", tab, tab, ""); 920 va_start(va, ctl); 921 vprintf(ctl, va); 922 va_end(va); 923 } 924