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 #define 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; 394 395 TotalFreeAccum16 = 0; /* includes TotalFreeAccum64 */ 396 TotalFreeAccum64 = 0; 397 fd = open(devpath, O_RDONLY); 398 if (fd < 0) { 399 perror("open"); 400 return 1; 401 } 402 403 /* 404 * Show the tree using the best volume header. 405 * -vvv will show the tree for all four volume headers. 406 */ 407 best_i = -1; 408 bzero(&best, sizeof(best)); 409 for (i = 0; i < 4; ++i) { 410 bzero(&broot, sizeof(broot)); 411 broot.type = HAMMER2_BREF_TYPE_VOLUME; 412 broot.data_off = (i * HAMMER2_ZONE_BYTES64) | 413 HAMMER2_PBUFRADIX; 414 lseek(fd, broot.data_off & ~HAMMER2_OFF_MASK_RADIX, 0); 415 if (read(fd, &media, HAMMER2_PBUFSIZE) == 416 (ssize_t)HAMMER2_PBUFSIZE) { 417 broot.mirror_tid = media.voldata.mirror_tid; 418 if (best_i < 0 || best.mirror_tid < broot.mirror_tid) { 419 best_i = i; 420 best = broot; 421 } 422 if (VerboseOpt >= 3) 423 show_bref(&media.voldata, fd, 0, i, &broot, dofreemap, 0); 424 } 425 } 426 if (VerboseOpt < 3) 427 show_bref(&media.voldata, fd, 0, best_i, &best, dofreemap, 0); 428 close(fd); 429 430 if (dofreemap && VerboseOpt < 3) { 431 printf("Total free storage: %6.3fGB (%6.3fGB in 64KB chunks)\n", 432 (double)TotalFreeAccum16 / (1024.0 * 1024.0 * 1024.0), 433 (double)TotalFreeAccum64 / (1024.0 * 1024.0 * 1024.0)); 434 } 435 436 return 0; 437 } 438 439 extern uint32_t iscsi_crc32(const void *buf, size_t size); 440 static void 441 show_bref(hammer2_volume_data_t *voldata, int fd, int tab, 442 int bi, hammer2_blockref_t *bref, int dofreemap, int norecurse) 443 { 444 hammer2_media_data_t media; 445 hammer2_blockref_t *bscan; 446 int bcount; 447 int i; 448 int didnl; 449 int namelen; 450 int obrace = 1; 451 int failed; 452 size_t bytes; 453 const char *type_str; 454 char *str = NULL; 455 uint32_t cv; 456 uint64_t cv64; 457 458 switch(bref->type) { 459 case HAMMER2_BREF_TYPE_EMPTY: 460 type_str = "empty"; 461 break; 462 case HAMMER2_BREF_TYPE_DIRENT: 463 type_str = "dirent"; 464 break; 465 case HAMMER2_BREF_TYPE_INODE: 466 type_str = "inode"; 467 break; 468 case HAMMER2_BREF_TYPE_INDIRECT: 469 type_str = "indblk"; 470 break; 471 case HAMMER2_BREF_TYPE_DATA: 472 type_str = "data"; 473 break; 474 case HAMMER2_BREF_TYPE_VOLUME: 475 type_str = "volume"; 476 break; 477 case HAMMER2_BREF_TYPE_FREEMAP: 478 type_str = "freemap"; 479 break; 480 case HAMMER2_BREF_TYPE_FREEMAP_NODE: 481 type_str = "fmapnode"; 482 break; 483 case HAMMER2_BREF_TYPE_FREEMAP_LEAF: 484 type_str = "fbitmap"; 485 break; 486 default: 487 type_str = "unknown"; 488 break; 489 } 490 491 tabprintf(tab, 492 "%s.%-3d %016jx %016jx/%-2d " 493 "mir=%016jx mod=%016jx leafcnt=%d ", 494 type_str, bi, (intmax_t)bref->data_off, 495 (intmax_t)bref->key, (intmax_t)bref->keybits, 496 (intmax_t)bref->mirror_tid, (intmax_t)bref->modify_tid, 497 bref->leaf_count); 498 tab += SHOW_TAB; 499 if (bref->flags) 500 printf("flags=%02x ", bref->flags); 501 if (bref->type == HAMMER2_BREF_TYPE_FREEMAP_NODE || 502 bref->type == HAMMER2_BREF_TYPE_FREEMAP_LEAF) { 503 printf("bigmask=%08x avail=%ld ", 504 bref->check.freemap.bigmask, bref->check.freemap.avail); 505 } 506 507 bytes = (bref->data_off & HAMMER2_OFF_MASK_RADIX); 508 if (bytes) 509 bytes = (size_t)1 << bytes; 510 if (bytes) { 511 hammer2_off_t io_off; 512 hammer2_off_t io_base; 513 size_t io_bytes; 514 size_t boff; 515 516 io_off = bref->data_off & ~HAMMER2_OFF_MASK_RADIX; 517 io_base = io_off & ~(hammer2_off_t)(HAMMER2_MINIOSIZE - 1); 518 io_bytes = bytes; 519 boff = io_off - io_base; 520 521 io_bytes = HAMMER2_MINIOSIZE; 522 while (io_bytes + boff < bytes) 523 io_bytes <<= 1; 524 525 if (io_bytes > sizeof(media)) { 526 printf("(bad block size %zd)\n", bytes); 527 return; 528 } 529 if (bref->type != HAMMER2_BREF_TYPE_DATA || VerboseOpt >= 1) { 530 lseek(fd, io_base, 0); 531 if (read(fd, &media, io_bytes) != (ssize_t)io_bytes) { 532 printf("(media read failed)\n"); 533 return; 534 } 535 if (boff) 536 bcopy((char *)&media + boff, &media, bytes); 537 } 538 } 539 540 bscan = NULL; 541 bcount = 0; 542 didnl = 1; 543 namelen = 0; 544 failed = 0; 545 546 /* 547 * Check data integrity in verbose mode, otherwise we are just doing 548 * a quick meta-data scan. Meta-data integrity is always checked. 549 * (Also see the check above that ensures the media data is loaded, 550 * otherwise there's no data to check!). 551 * 552 * WARNING! bref->check state may be used for other things when 553 * bref has no data (bytes == 0). 554 */ 555 if (bytes && 556 (bref->type != HAMMER2_BREF_TYPE_DATA || VerboseOpt >= 1)) { 557 switch(HAMMER2_DEC_CHECK(bref->methods)) { 558 case HAMMER2_CHECK_NONE: 559 printf("(meth %02x) ", bref->methods); 560 break; 561 case HAMMER2_CHECK_DISABLED: 562 printf("(meth %02x) ", bref->methods); 563 break; 564 case HAMMER2_CHECK_ISCSI32: 565 cv = hammer2_icrc32(&media, bytes); 566 if (bref->check.iscsi32.value != cv) { 567 printf("(icrc %02x:%08x/%08x failed) ", 568 bref->methods, 569 bref->check.iscsi32.value, 570 cv); 571 failed = 1; 572 } else { 573 printf("(meth %02x, iscsi32=%08x) ", 574 bref->methods, cv); 575 } 576 break; 577 case HAMMER2_CHECK_XXHASH64: 578 cv64 = XXH64(&media, bytes, XXH_HAMMER2_SEED); 579 if (bref->check.xxhash64.value != cv64) { 580 printf("(xxhash64 %02x:%016jx/%016jx failed) ", 581 bref->methods, 582 bref->check.xxhash64.value, 583 cv64); 584 failed = 1; 585 } else { 586 printf("(meth %02x, xxh=%016jx) ", 587 bref->methods, cv64); 588 } 589 break; 590 case HAMMER2_CHECK_SHA192: 591 printf("(meth %02x) ", bref->methods); 592 break; 593 case HAMMER2_CHECK_FREEMAP: 594 cv = hammer2_icrc32(&media, bytes); 595 if (bref->check.freemap.icrc32 != cv) { 596 printf("(fcrc %02x:%08x/%08x failed) ", 597 bref->methods, 598 bref->check.freemap.icrc32, 599 cv); 600 failed = 1; 601 } else { 602 printf("(meth %02x, fcrc=%08x) ", 603 bref->methods, cv); 604 } 605 break; 606 } 607 } 608 609 switch(bref->type) { 610 case HAMMER2_BREF_TYPE_EMPTY: 611 obrace = 0; 612 break; 613 case HAMMER2_BREF_TYPE_DIRENT: 614 printf("{\n"); 615 if (bref->embed.dirent.namlen <= sizeof(bref->check.buf)) { 616 tabprintf(tab, "filename \"%*.*s\"\n", 617 bref->embed.dirent.namlen, 618 bref->embed.dirent.namlen, 619 bref->check.buf); 620 } else { 621 tabprintf(tab, "filename \"%*.*s\"\n", 622 bref->embed.dirent.namlen, 623 bref->embed.dirent.namlen, 624 media.buf); 625 } 626 tabprintf(tab, "inum 0x%016jx\n", 627 (uintmax_t)bref->embed.dirent.inum); 628 tabprintf(tab, "type %s\n", 629 hammer2_iptype_to_str(bref->embed.dirent.type)); 630 break; 631 case HAMMER2_BREF_TYPE_INODE: 632 printf("{\n"); 633 if (media.ipdata.meta.op_flags & HAMMER2_OPFLAG_DIRECTDATA) { 634 /* no blockrefs */ 635 } else { 636 bscan = &media.ipdata.u.blockset.blockref[0]; 637 bcount = HAMMER2_SET_COUNT; 638 } 639 namelen = media.ipdata.meta.name_len; 640 if (namelen > HAMMER2_INODE_MAXNAME) 641 namelen = 0; 642 tabprintf(tab, "filename \"%*.*s\"\n", 643 namelen, namelen, media.ipdata.filename); 644 tabprintf(tab, "version %d\n", media.ipdata.meta.version); 645 tabprintf(tab, "uflags 0x%08x\n", 646 media.ipdata.meta.uflags); 647 if (media.ipdata.meta.rmajor || media.ipdata.meta.rminor) { 648 tabprintf(tab, "rmajor %d\n", 649 media.ipdata.meta.rmajor); 650 tabprintf(tab, "rminor %d\n", 651 media.ipdata.meta.rminor); 652 } 653 tabprintf(tab, "ctime %s\n", 654 hammer2_time64_to_str(media.ipdata.meta.ctime, &str)); 655 tabprintf(tab, "mtime %s\n", 656 hammer2_time64_to_str(media.ipdata.meta.mtime, &str)); 657 tabprintf(tab, "atime %s\n", 658 hammer2_time64_to_str(media.ipdata.meta.atime, &str)); 659 tabprintf(tab, "btime %s\n", 660 hammer2_time64_to_str(media.ipdata.meta.btime, &str)); 661 tabprintf(tab, "uid %s\n", 662 hammer2_uuid_to_str(&media.ipdata.meta.uid, &str)); 663 tabprintf(tab, "gid %s\n", 664 hammer2_uuid_to_str(&media.ipdata.meta.gid, &str)); 665 tabprintf(tab, "type %s\n", 666 hammer2_iptype_to_str(media.ipdata.meta.type)); 667 tabprintf(tab, "opflgs 0x%02x\n", 668 media.ipdata.meta.op_flags); 669 tabprintf(tab, "capflgs 0x%04x\n", 670 media.ipdata.meta.cap_flags); 671 tabprintf(tab, "mode %-7o\n", 672 media.ipdata.meta.mode); 673 tabprintf(tab, "inum 0x%016jx\n", 674 media.ipdata.meta.inum); 675 tabprintf(tab, "size %ju\n", 676 (uintmax_t)media.ipdata.meta.size); 677 tabprintf(tab, "nlinks %ju\n", 678 (uintmax_t)media.ipdata.meta.nlinks); 679 tabprintf(tab, "iparent 0x%016jx\n", 680 (uintmax_t)media.ipdata.meta.iparent); 681 tabprintf(tab, "name_key 0x%016jx\n", 682 (uintmax_t)media.ipdata.meta.name_key); 683 tabprintf(tab, "name_len %u\n", 684 media.ipdata.meta.name_len); 685 tabprintf(tab, "ncopies %u\n", 686 media.ipdata.meta.ncopies); 687 tabprintf(tab, "compalg %u\n", 688 media.ipdata.meta.comp_algo); 689 tabprintf(tab, "checkalg %u\n", 690 media.ipdata.meta.check_algo); 691 if ((media.ipdata.meta.op_flags & HAMMER2_OPFLAG_PFSROOT) || 692 media.ipdata.meta.pfs_type == HAMMER2_PFSTYPE_SUPROOT) { 693 tabprintf(tab, "pfs_type %u (%s)\n", 694 media.ipdata.meta.pfs_type, 695 hammer2_pfstype_to_str(media.ipdata.meta.pfs_type)); 696 tabprintf(tab, "pfs_inum 0x%016jx\n", 697 (uintmax_t)media.ipdata.meta.pfs_inum); 698 tabprintf(tab, "pfs_clid %s\n", 699 hammer2_uuid_to_str(&media.ipdata.meta.pfs_clid, 700 &str)); 701 tabprintf(tab, "pfs_fsid %s\n", 702 hammer2_uuid_to_str(&media.ipdata.meta.pfs_fsid, 703 &str)); 704 tabprintf(tab, "pfs_lsnap_tid 0x%016jx\n", 705 (uintmax_t)media.ipdata.meta.pfs_lsnap_tid); 706 } 707 tabprintf(tab, "data_quota %ju\n", 708 (uintmax_t)media.ipdata.meta.data_quota); 709 tabprintf(tab, "data_count %ju\n", 710 (uintmax_t)bref->embed.stats.data_count); 711 tabprintf(tab, "inode_quota %ju\n", 712 (uintmax_t)media.ipdata.meta.inode_quota); 713 tabprintf(tab, "inode_count %ju\n", 714 (uintmax_t)bref->embed.stats.inode_count); 715 break; 716 case HAMMER2_BREF_TYPE_INDIRECT: 717 bscan = &media.npdata[0]; 718 bcount = bytes / sizeof(hammer2_blockref_t); 719 didnl = 1; 720 printf("{\n"); 721 break; 722 case HAMMER2_BREF_TYPE_DATA: 723 #if 0 724 if (VerboseOpt >= 2) { 725 printf("{\n"); 726 } else 727 #endif 728 { 729 printf("\n"); 730 obrace = 0; 731 } 732 break; 733 case HAMMER2_BREF_TYPE_VOLUME: 734 printf("mirror_tid=%016jx freemap_tid=%016jx ", 735 media.voldata.mirror_tid, 736 media.voldata.freemap_tid); 737 if (dofreemap) { 738 bscan = &media.voldata.freemap_blockset.blockref[0]; 739 bcount = HAMMER2_SET_COUNT; 740 } else { 741 bscan = &media.voldata.sroot_blockset.blockref[0]; 742 bcount = HAMMER2_SET_COUNT; 743 } 744 printf("{\n"); 745 break; 746 case HAMMER2_BREF_TYPE_FREEMAP_LEAF: 747 printf("{\n"); 748 for (i = 0; i < HAMMER2_FREEMAP_COUNT; ++i) { 749 hammer2_off_t data_off; 750 751 data_off = bref->key + 752 i * 256 * HAMMER2_FREEMAP_BLOCK_SIZE; 753 /* 754 if (media.bmdata[i].class == 0 && 755 media.bmdata[i].avail == 0) { 756 continue; 757 } 758 */ 759 #if HAMMER2_BMAP_ELEMENTS != 8 760 #error "cmd_debug.c: HAMMER2_BMAP_ELEMENTS expected to be 8" 761 #endif 762 763 tabprintf(tab + 4, "%016jx %04d.%04x (avail=%7d) " 764 "%016jx %016jx %016jx %016jx " 765 "%016jx %016jx %016jx %016jx\n", 766 data_off, 767 i, media.bmdata[i].class, 768 media.bmdata[i].avail, 769 media.bmdata[i].bitmapq[0], 770 media.bmdata[i].bitmapq[1], 771 media.bmdata[i].bitmapq[2], 772 media.bmdata[i].bitmapq[3], 773 media.bmdata[i].bitmapq[4], 774 media.bmdata[i].bitmapq[5], 775 media.bmdata[i].bitmapq[6], 776 media.bmdata[i].bitmapq[7]); 777 if (data_off >= voldata->aux_end && 778 data_off < voldata->volu_size) { 779 CountFreeBlocks(&media.bmdata[i], 780 &TotalFreeAccum16, 781 &TotalFreeAccum64); 782 } 783 } 784 tabprintf(tab, "}\n"); 785 break; 786 case HAMMER2_BREF_TYPE_FREEMAP_NODE: 787 printf("{\n"); 788 bscan = &media.npdata[0]; 789 bcount = bytes / sizeof(hammer2_blockref_t); 790 break; 791 default: 792 printf("\n"); 793 obrace = 0; 794 break; 795 } 796 if (str) 797 free(str); 798 799 /* 800 * Recurse if norecurse == 0. If the CRC failed, pass norecurse = 1. 801 * That is, if an indirect or inode fails we still try to list its 802 * direct children to help with debugging, but go no further than 803 * that because they are probably garbage. 804 */ 805 for (i = 0; norecurse == 0 && i < bcount; ++i) { 806 if (bscan[i].type != HAMMER2_BREF_TYPE_EMPTY) { 807 if (didnl == 0) { 808 printf("\n"); 809 didnl = 1; 810 } 811 show_bref(voldata, fd, tab, 812 i, &bscan[i], dofreemap, failed); 813 } 814 } 815 tab -= SHOW_TAB; 816 if (obrace) { 817 if (bref->type == HAMMER2_BREF_TYPE_INODE) 818 tabprintf(tab, "} (%s.%d, \"%*.*s\")\n", 819 type_str, bi, 820 namelen, namelen, media.ipdata.filename); 821 else 822 tabprintf(tab, "} (%s.%d)\n", type_str,bi); 823 } 824 } 825 826 static 827 void 828 CountFreeBlocks(hammer2_bmap_data_t *bmap, 829 hammer2_off_t *accum16, hammer2_off_t *accum64) 830 { 831 int i; 832 int j; 833 834 for (i = 0; i < 8; ++i) { 835 uint64_t bm = bmap->bitmapq[i]; 836 uint64_t mask; 837 838 mask = 0x03; 839 for (j = 0; j < 64; j += 2) { 840 if ((bm & mask) == 0) 841 *accum16 += 16384; 842 } 843 mask = 0xFF; 844 for (j = 0; j < 64; j += 8) { 845 if ((bm & mask) == 0) 846 *accum64 += 65536; 847 } 848 } 849 } 850 851 int 852 cmd_hash(int ac, const char **av) 853 { 854 int i; 855 856 for (i = 0; i < ac; ++i) { 857 printf("%016jx %s\n", dirhash(av[i], strlen(av[i])), av[i]); 858 } 859 return(0); 860 } 861 862 int 863 cmd_dumpchain(const char *path, u_int flags) 864 { 865 int dummy = (int)flags; 866 int fd; 867 868 fd = open(path, O_RDONLY); 869 if (fd >= 0) { 870 ioctl(fd, HAMMER2IOC_DEBUG_DUMP, &dummy); 871 close(fd); 872 } else { 873 fprintf(stderr, "unable to open %s\n", path); 874 } 875 return 0; 876 } 877 878 879 static 880 void 881 tabprintf(int tab, const char *ctl, ...) 882 { 883 va_list va; 884 885 printf("%*.*s", tab, tab, ""); 886 va_start(va, ctl); 887 vprintf(ctl, va); 888 va_end(va); 889 } 890