1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Copyright 2015 Nexenta Systems, Inc. All rights reserved. 25 */ 26 27 #include <mdb/mdb_modapi.h> 28 #include <mdb/mdb_ks.h> 29 #include <mdb/mdb_ctf.h> 30 #include <sys/note.h> 31 #include <sys/thread.h> 32 #include <sys/taskq.h> 33 #include <smbsrv/smb_vops.h> 34 #include <smbsrv/smb.h> 35 #include <smbsrv/smb_ktypes.h> 36 #include <smbsrv/smb_token.h> 37 38 #ifndef _KMDB 39 #include "smbsrv_pcap.h" 40 #endif 41 42 #ifdef _KERNEL 43 #define SMBSRV_OBJNAME "smbsrv" 44 #else 45 #define SMBSRV_OBJNAME "libfksmbsrv.so.1" 46 #endif 47 48 #define SMBSRV_SCOPE SMBSRV_OBJNAME "`" 49 50 #define SMB_DCMD_INDENT 2 51 #define ACE_TYPE_TABLEN (ACE_ALL_TYPES + 1) 52 #define ACE_TYPE_ENTRY(_v_) {_v_, #_v_} 53 #define SMB_COM_ENTRY(_v_, _x_) {#_v_, _x_} 54 55 #define SMB_MDB_MAX_OPTS 9 56 57 #define SMB_OPT_SERVER 0x00000001 58 #define SMB_OPT_SESSION 0x00000002 59 #define SMB_OPT_REQUEST 0x00000004 60 #define SMB_OPT_USER 0x00000008 61 #define SMB_OPT_TREE 0x00000010 62 #define SMB_OPT_OFILE 0x00000020 63 #define SMB_OPT_ODIR 0x00000040 64 #define SMB_OPT_WALK 0x00000100 65 #define SMB_OPT_VERBOSE 0x00000200 66 #define SMB_OPT_ALL_OBJ 0x000000FF 67 68 /* 69 * Use CTF to set var = OFFSETOF(typ, mem) if possible, otherwise 70 * fall back to just OFFSETOF. The fall back is more convenient 71 * than trying to return an error where this is used, and also 72 * let's us find out at compile time if we're referring to any 73 * typedefs or member names that don't exist. Without that 74 * OFFSETOF fall back, we'd only find out at run time. 75 */ 76 #define GET_OFFSET(var, typ, mem) do { \ 77 var = mdb_ctf_offsetof_by_name(#typ, #mem); \ 78 if (var < 0) { \ 79 mdb_warn("cannot lookup: " #typ " ." #mem); \ 80 var = (int)OFFSETOF(typ, mem); \ 81 } \ 82 _NOTE(CONSTCOND) } while (0) 83 84 /* 85 * Structure associating an ACE type to a string. 86 */ 87 typedef struct { 88 uint8_t ace_type_value; 89 const char *ace_type_sting; 90 } ace_type_entry_t; 91 92 /* 93 * Structure containing strings describing an SMB command. 94 */ 95 typedef struct { 96 const char *smb_com; 97 const char *smb_andx; 98 } smb_com_entry_t; 99 100 /* 101 * Structure describing an object to be expanded (displayed). 102 */ 103 typedef struct { 104 uint_t ex_mask; 105 int (*ex_offset)(void); 106 const char *ex_dcmd; 107 const char *ex_name; 108 } smb_exp_t; 109 110 /* 111 * List of supported options. Ther order has the match the bits SMB_OPT_xxx. 112 */ 113 typedef struct smb_mdb_opts { 114 char *o_name; 115 uint32_t o_value; 116 } smb_mdb_opts_t; 117 118 static smb_mdb_opts_t smb_opts[SMB_MDB_MAX_OPTS] = 119 { 120 { "-s", SMB_OPT_SERVER }, 121 { "-e", SMB_OPT_SESSION }, 122 { "-r", SMB_OPT_REQUEST }, 123 { "-u", SMB_OPT_USER }, 124 { "-t", SMB_OPT_TREE }, 125 { "-f", SMB_OPT_OFILE }, 126 { "-d", SMB_OPT_ODIR }, 127 { "-w", SMB_OPT_WALK }, 128 { "-v", SMB_OPT_VERBOSE } 129 }; 130 131 /* 132 * These access mask bits are generic enough they could move into the 133 * genunix mdb module or somewhere so they could be shared. 134 */ 135 static const mdb_bitmask_t 136 nt_access_bits[] = { 137 { "READ_DATA", 138 FILE_READ_DATA, 139 FILE_READ_DATA }, 140 { "WRITE_DATA", 141 FILE_WRITE_DATA, 142 FILE_WRITE_DATA }, 143 { "APPEND_DATA", 144 FILE_APPEND_DATA, 145 FILE_APPEND_DATA }, 146 { "READ_EA", 147 FILE_READ_EA, 148 FILE_READ_EA }, 149 { "WRITE_EA", 150 FILE_WRITE_EA, 151 FILE_WRITE_EA }, 152 { "EXECUTE", 153 FILE_EXECUTE, 154 FILE_EXECUTE }, 155 { "DELETE_CHILD", 156 FILE_DELETE_CHILD, 157 FILE_DELETE_CHILD }, 158 { "READ_ATTR", 159 FILE_READ_ATTRIBUTES, 160 FILE_READ_ATTRIBUTES }, 161 { "WRITE_ATTR", 162 FILE_WRITE_ATTRIBUTES, 163 FILE_WRITE_ATTRIBUTES }, 164 { "DELETE", 165 DELETE, 166 DELETE }, 167 { "READ_CTRL", 168 READ_CONTROL, 169 READ_CONTROL }, 170 { "WRITE_DAC", 171 WRITE_DAC, 172 WRITE_DAC }, 173 { "WRITE_OWNER", 174 WRITE_OWNER, 175 WRITE_OWNER }, 176 { "SYNCH", 177 SYNCHRONIZE, 178 SYNCHRONIZE }, 179 { "ACC_SEC", 180 ACCESS_SYSTEM_SECURITY, 181 ACCESS_SYSTEM_SECURITY }, 182 { "MAX_ALLOWED", 183 MAXIMUM_ALLOWED, 184 MAXIMUM_ALLOWED }, 185 { "GEN_X", 186 GENERIC_EXECUTE, 187 GENERIC_EXECUTE }, 188 { "GEN_W", 189 GENERIC_WRITE, 190 GENERIC_WRITE }, 191 { "GEN_R", 192 GENERIC_READ, 193 GENERIC_READ }, 194 { NULL, 0, 0 } 195 }; 196 197 static smb_com_entry_t smb_com[256] = 198 { 199 SMB_COM_ENTRY(SMB_COM_CREATE_DIRECTORY, "No"), 200 SMB_COM_ENTRY(SMB_COM_DELETE_DIRECTORY, "No"), 201 SMB_COM_ENTRY(SMB_COM_OPEN, "No"), 202 SMB_COM_ENTRY(SMB_COM_CREATE, "No"), 203 SMB_COM_ENTRY(SMB_COM_CLOSE, "No"), 204 SMB_COM_ENTRY(SMB_COM_FLUSH, "No"), 205 SMB_COM_ENTRY(SMB_COM_DELETE, "No"), 206 SMB_COM_ENTRY(SMB_COM_RENAME, "No"), 207 SMB_COM_ENTRY(SMB_COM_QUERY_INFORMATION, "No"), 208 SMB_COM_ENTRY(SMB_COM_SET_INFORMATION, "No"), 209 SMB_COM_ENTRY(SMB_COM_READ, "No"), 210 SMB_COM_ENTRY(SMB_COM_WRITE, "No"), 211 SMB_COM_ENTRY(SMB_COM_LOCK_BYTE_RANGE, "No"), 212 SMB_COM_ENTRY(SMB_COM_UNLOCK_BYTE_RANGE, "No"), 213 SMB_COM_ENTRY(SMB_COM_CREATE_TEMPORARY, "No"), 214 SMB_COM_ENTRY(SMB_COM_CREATE_NEW, "No"), 215 SMB_COM_ENTRY(SMB_COM_CHECK_DIRECTORY, "No"), 216 SMB_COM_ENTRY(SMB_COM_PROCESS_EXIT, "No"), 217 SMB_COM_ENTRY(SMB_COM_SEEK, "No"), 218 SMB_COM_ENTRY(SMB_COM_LOCK_AND_READ, "No"), 219 SMB_COM_ENTRY(SMB_COM_WRITE_AND_UNLOCK, "No"), 220 SMB_COM_ENTRY(0x15, "?"), 221 SMB_COM_ENTRY(0x16, "?"), 222 SMB_COM_ENTRY(0x17, "?"), 223 SMB_COM_ENTRY(0x18, "?"), 224 SMB_COM_ENTRY(0x19, "?"), 225 SMB_COM_ENTRY(SMB_COM_READ_RAW, "No"), 226 SMB_COM_ENTRY(SMB_COM_READ_MPX, "No"), 227 SMB_COM_ENTRY(SMB_COM_READ_MPX_SECONDARY, "No"), 228 SMB_COM_ENTRY(SMB_COM_WRITE_RAW, "No"), 229 SMB_COM_ENTRY(SMB_COM_WRITE_MPX, "No"), 230 SMB_COM_ENTRY(SMB_COM_WRITE_MPX_SECONDARY, "No"), 231 SMB_COM_ENTRY(SMB_COM_WRITE_COMPLETE, "No"), 232 SMB_COM_ENTRY(SMB_COM_QUERY_SERVER, "No"), 233 SMB_COM_ENTRY(SMB_COM_SET_INFORMATION2, "No"), 234 SMB_COM_ENTRY(SMB_COM_QUERY_INFORMATION2, "No"), 235 SMB_COM_ENTRY(SMB_COM_LOCKING_ANDX, "No"), 236 SMB_COM_ENTRY(SMB_COM_TRANSACTION, "No"), 237 SMB_COM_ENTRY(SMB_COM_TRANSACTION_SECONDARY, "No"), 238 SMB_COM_ENTRY(SMB_COM_IOCTL, "No"), 239 SMB_COM_ENTRY(SMB_COM_IOCTL_SECONDARY, "No"), 240 SMB_COM_ENTRY(SMB_COM_COPY, "No"), 241 SMB_COM_ENTRY(SMB_COM_MOVE, "No"), 242 SMB_COM_ENTRY(SMB_COM_ECHO, "No"), 243 SMB_COM_ENTRY(SMB_COM_WRITE_AND_CLOSE, "No"), 244 SMB_COM_ENTRY(SMB_COM_OPEN_ANDX, "No"), 245 SMB_COM_ENTRY(SMB_COM_READ_ANDX, "No"), 246 SMB_COM_ENTRY(SMB_COM_WRITE_ANDX, "No"), 247 SMB_COM_ENTRY(SMB_COM_NEW_FILE_SIZE, "No"), 248 SMB_COM_ENTRY(SMB_COM_CLOSE_AND_TREE_DISC, "No"), 249 SMB_COM_ENTRY(SMB_COM_TRANSACTION2, "No"), 250 SMB_COM_ENTRY(SMB_COM_TRANSACTION2_SECONDARY, "No"), 251 SMB_COM_ENTRY(SMB_COM_FIND_CLOSE2, "No"), 252 SMB_COM_ENTRY(SMB_COM_FIND_NOTIFY_CLOSE, "No"), 253 SMB_COM_ENTRY(0x36, "?"), 254 SMB_COM_ENTRY(0x37, "?"), 255 SMB_COM_ENTRY(0x38, "?"), 256 SMB_COM_ENTRY(0x39, "?"), 257 SMB_COM_ENTRY(0x3A, "?"), 258 SMB_COM_ENTRY(0x3B, "?"), 259 SMB_COM_ENTRY(0x3C, "?"), 260 SMB_COM_ENTRY(0x3D, "?"), 261 SMB_COM_ENTRY(0x3E, "?"), 262 SMB_COM_ENTRY(0x3F, "?"), 263 SMB_COM_ENTRY(0x40, "?"), 264 SMB_COM_ENTRY(0x41, "?"), 265 SMB_COM_ENTRY(0x42, "?"), 266 SMB_COM_ENTRY(0x43, "?"), 267 SMB_COM_ENTRY(0x44, "?"), 268 SMB_COM_ENTRY(0x45, "?"), 269 SMB_COM_ENTRY(0x46, "?"), 270 SMB_COM_ENTRY(0x47, "?"), 271 SMB_COM_ENTRY(0x48, "?"), 272 SMB_COM_ENTRY(0x49, "?"), 273 SMB_COM_ENTRY(0x4A, "?"), 274 SMB_COM_ENTRY(0x4B, "?"), 275 SMB_COM_ENTRY(0x4C, "?"), 276 SMB_COM_ENTRY(0x4D, "?"), 277 SMB_COM_ENTRY(0x4E, "?"), 278 SMB_COM_ENTRY(0x4F, "?"), 279 SMB_COM_ENTRY(0x50, "?"), 280 SMB_COM_ENTRY(0x51, "?"), 281 SMB_COM_ENTRY(0x52, "?"), 282 SMB_COM_ENTRY(0x53, "?"), 283 SMB_COM_ENTRY(0x54, "?"), 284 SMB_COM_ENTRY(0x55, "?"), 285 SMB_COM_ENTRY(0x56, "?"), 286 SMB_COM_ENTRY(0x57, "?"), 287 SMB_COM_ENTRY(0x58, "?"), 288 SMB_COM_ENTRY(0x59, "?"), 289 SMB_COM_ENTRY(0x5A, "?"), 290 SMB_COM_ENTRY(0x5B, "?"), 291 SMB_COM_ENTRY(0x5C, "?"), 292 SMB_COM_ENTRY(0x5D, "?"), 293 SMB_COM_ENTRY(0x5E, "?"), 294 SMB_COM_ENTRY(0x5F, "?"), 295 SMB_COM_ENTRY(0x60, "?"), 296 SMB_COM_ENTRY(0x61, "?"), 297 SMB_COM_ENTRY(0x62, "?"), 298 SMB_COM_ENTRY(0x63, "?"), 299 SMB_COM_ENTRY(0x64, "?"), 300 SMB_COM_ENTRY(0x65, "?"), 301 SMB_COM_ENTRY(0x66, "?"), 302 SMB_COM_ENTRY(0x67, "?"), 303 SMB_COM_ENTRY(0x68, "?"), 304 SMB_COM_ENTRY(0x69, "?"), 305 SMB_COM_ENTRY(0x6A, "?"), 306 SMB_COM_ENTRY(0x6B, "?"), 307 SMB_COM_ENTRY(0x6C, "?"), 308 SMB_COM_ENTRY(0x6D, "?"), 309 SMB_COM_ENTRY(0x6E, "?"), 310 SMB_COM_ENTRY(0x6F, "?"), 311 SMB_COM_ENTRY(SMB_COM_TREE_CONNECT, "No"), 312 SMB_COM_ENTRY(SMB_COM_TREE_DISCONNECT, "No"), 313 SMB_COM_ENTRY(SMB_COM_NEGOTIATE, "No"), 314 SMB_COM_ENTRY(SMB_COM_SESSION_SETUP_ANDX, "No"), 315 SMB_COM_ENTRY(SMB_COM_LOGOFF_ANDX, "No"), 316 SMB_COM_ENTRY(SMB_COM_TREE_CONNECT_ANDX, "No"), 317 SMB_COM_ENTRY(0x76, "?"), 318 SMB_COM_ENTRY(0x77, "?"), 319 SMB_COM_ENTRY(0x78, "?"), 320 SMB_COM_ENTRY(0x79, "?"), 321 SMB_COM_ENTRY(0x7A, "?"), 322 SMB_COM_ENTRY(0x7B, "?"), 323 SMB_COM_ENTRY(0x7C, "?"), 324 SMB_COM_ENTRY(0x7D, "?"), 325 SMB_COM_ENTRY(0x7E, "?"), 326 SMB_COM_ENTRY(0x7F, "?"), 327 SMB_COM_ENTRY(SMB_COM_QUERY_INFORMATION_DISK, "No"), 328 SMB_COM_ENTRY(SMB_COM_SEARCH, "No"), 329 SMB_COM_ENTRY(SMB_COM_FIND, "No"), 330 SMB_COM_ENTRY(SMB_COM_FIND_UNIQUE, "No"), 331 SMB_COM_ENTRY(SMB_COM_FIND_CLOSE, "No"), 332 SMB_COM_ENTRY(0x85, "?"), 333 SMB_COM_ENTRY(0x86, "?"), 334 SMB_COM_ENTRY(0x87, "?"), 335 SMB_COM_ENTRY(0x88, "?"), 336 SMB_COM_ENTRY(0x89, "?"), 337 SMB_COM_ENTRY(0x8A, "?"), 338 SMB_COM_ENTRY(0x8B, "?"), 339 SMB_COM_ENTRY(0x8C, "?"), 340 SMB_COM_ENTRY(0x8D, "?"), 341 SMB_COM_ENTRY(0x8E, "?"), 342 SMB_COM_ENTRY(0x8F, "?"), 343 SMB_COM_ENTRY(0x90, "?"), 344 SMB_COM_ENTRY(0x91, "?"), 345 SMB_COM_ENTRY(0x92, "?"), 346 SMB_COM_ENTRY(0x93, "?"), 347 SMB_COM_ENTRY(0x94, "?"), 348 SMB_COM_ENTRY(0x95, "?"), 349 SMB_COM_ENTRY(0x96, "?"), 350 SMB_COM_ENTRY(0x97, "?"), 351 SMB_COM_ENTRY(0x98, "?"), 352 SMB_COM_ENTRY(0x99, "?"), 353 SMB_COM_ENTRY(0x9A, "?"), 354 SMB_COM_ENTRY(0x9B, "?"), 355 SMB_COM_ENTRY(0x9C, "?"), 356 SMB_COM_ENTRY(0x9D, "?"), 357 SMB_COM_ENTRY(0x9E, "?"), 358 SMB_COM_ENTRY(0x9F, "?"), 359 SMB_COM_ENTRY(SMB_COM_NT_TRANSACT, "No"), 360 SMB_COM_ENTRY(SMB_COM_NT_TRANSACT_SECONDARY, "No"), 361 SMB_COM_ENTRY(SMB_COM_NT_CREATE_ANDX, "No"), 362 SMB_COM_ENTRY(0xA3, "?"), 363 SMB_COM_ENTRY(SMB_COM_NT_CANCEL, "No"), 364 SMB_COM_ENTRY(SMB_COM_NT_RENAME, "No"), 365 SMB_COM_ENTRY(0xA6, "?"), 366 SMB_COM_ENTRY(0xA7, "?"), 367 SMB_COM_ENTRY(0xA8, "?"), 368 SMB_COM_ENTRY(0xA9, "?"), 369 SMB_COM_ENTRY(0xAA, "?"), 370 SMB_COM_ENTRY(0xAB, "?"), 371 SMB_COM_ENTRY(0xAC, "?"), 372 SMB_COM_ENTRY(0xAD, "?"), 373 SMB_COM_ENTRY(0xAE, "?"), 374 SMB_COM_ENTRY(0xAF, "?"), 375 SMB_COM_ENTRY(0xB0, "?"), 376 SMB_COM_ENTRY(0xB1, "?"), 377 SMB_COM_ENTRY(0xB2, "?"), 378 SMB_COM_ENTRY(0xB3, "?"), 379 SMB_COM_ENTRY(0xB4, "?"), 380 SMB_COM_ENTRY(0xB5, "?"), 381 SMB_COM_ENTRY(0xB6, "?"), 382 SMB_COM_ENTRY(0xB7, "?"), 383 SMB_COM_ENTRY(0xB8, "?"), 384 SMB_COM_ENTRY(0xB9, "?"), 385 SMB_COM_ENTRY(0xBA, "?"), 386 SMB_COM_ENTRY(0xBB, "?"), 387 SMB_COM_ENTRY(0xBC, "?"), 388 SMB_COM_ENTRY(0xBD, "?"), 389 SMB_COM_ENTRY(0xBE, "?"), 390 SMB_COM_ENTRY(0xBF, "?"), 391 SMB_COM_ENTRY(SMB_COM_OPEN_PRINT_FILE, "No"), 392 SMB_COM_ENTRY(SMB_COM_WRITE_PRINT_FILE, "No"), 393 SMB_COM_ENTRY(SMB_COM_CLOSE_PRINT_FILE, "No"), 394 SMB_COM_ENTRY(SMB_COM_GET_PRINT_QUEUE, "No"), 395 SMB_COM_ENTRY(0xC4, "?"), 396 SMB_COM_ENTRY(0xC5, "?"), 397 SMB_COM_ENTRY(0xC6, "?"), 398 SMB_COM_ENTRY(0xC7, "?"), 399 SMB_COM_ENTRY(0xC8, "?"), 400 SMB_COM_ENTRY(0xC9, "?"), 401 SMB_COM_ENTRY(0xCA, "?"), 402 SMB_COM_ENTRY(0xCB, "?"), 403 SMB_COM_ENTRY(0xCC, "?"), 404 SMB_COM_ENTRY(0xCD, "?"), 405 SMB_COM_ENTRY(0xCE, "?"), 406 SMB_COM_ENTRY(0xCF, "?"), 407 SMB_COM_ENTRY(0xD0, "?"), 408 SMB_COM_ENTRY(0xD1, "?"), 409 SMB_COM_ENTRY(0xD2, "?"), 410 SMB_COM_ENTRY(0xD3, "?"), 411 SMB_COM_ENTRY(0xD4, "?"), 412 SMB_COM_ENTRY(0xD5, "?"), 413 SMB_COM_ENTRY(0xD6, "?"), 414 SMB_COM_ENTRY(0xD7, "?"), 415 SMB_COM_ENTRY(SMB_COM_READ_BULK, "No"), 416 SMB_COM_ENTRY(SMB_COM_WRITE_BULK, "No"), 417 SMB_COM_ENTRY(SMB_COM_WRITE_BULK_DATA, "No"), 418 SMB_COM_ENTRY(0xDB, "?"), 419 SMB_COM_ENTRY(0xDC, "?"), 420 SMB_COM_ENTRY(0xDD, "?"), 421 SMB_COM_ENTRY(0xDE, "?"), 422 SMB_COM_ENTRY(0xDF, "?"), 423 SMB_COM_ENTRY(0xE0, "?"), 424 SMB_COM_ENTRY(0xE1, "?"), 425 SMB_COM_ENTRY(0xE2, "?"), 426 SMB_COM_ENTRY(0xE3, "?"), 427 SMB_COM_ENTRY(0xE4, "?"), 428 SMB_COM_ENTRY(0xE5, "?"), 429 SMB_COM_ENTRY(0xE6, "?"), 430 SMB_COM_ENTRY(0xE7, "?"), 431 SMB_COM_ENTRY(0xE8, "?"), 432 SMB_COM_ENTRY(0xE9, "?"), 433 SMB_COM_ENTRY(0xEA, "?"), 434 SMB_COM_ENTRY(0xEB, "?"), 435 SMB_COM_ENTRY(0xEC, "?"), 436 SMB_COM_ENTRY(0xED, "?"), 437 SMB_COM_ENTRY(0xEE, "?"), 438 SMB_COM_ENTRY(0xEF, "?"), 439 SMB_COM_ENTRY(0xF0, "?"), 440 SMB_COM_ENTRY(0xF1, "?"), 441 SMB_COM_ENTRY(0xF2, "?"), 442 SMB_COM_ENTRY(0xF3, "?"), 443 SMB_COM_ENTRY(0xF4, "?"), 444 SMB_COM_ENTRY(0xF5, "?"), 445 SMB_COM_ENTRY(0xF6, "?"), 446 SMB_COM_ENTRY(0xF7, "?"), 447 SMB_COM_ENTRY(0xF8, "?"), 448 SMB_COM_ENTRY(0xF9, "?"), 449 SMB_COM_ENTRY(0xFA, "?"), 450 SMB_COM_ENTRY(0xFB, "?"), 451 SMB_COM_ENTRY(0xFC, "?"), 452 SMB_COM_ENTRY(0xFD, "?"), 453 SMB_COM_ENTRY(0xFE, "?"), 454 SMB_COM_ENTRY(0xFF, "?") 455 }; 456 457 static const char *smb2_cmd_names[SMB2__NCMDS] = { 458 "smb2_negotiate", 459 "smb2_session_setup", 460 "smb2_logoff", 461 "smb2_tree_connect", 462 "smb2_tree_disconn", 463 "smb2_create", 464 "smb2_close", 465 "smb2_flush", 466 "smb2_read", 467 "smb2_write", 468 "smb2_lock", 469 "smb2_ioctl", 470 "smb2_cancel", 471 "smb2_echo", 472 "smb2_query_dir", 473 "smb2_change_notify", 474 "smb2_query_info", 475 "smb2_set_info", 476 "smb2_oplock_break", 477 "smb2_invalid_cmd" 478 }; 479 480 static int smb_sid_print(uintptr_t); 481 static int smb_dcmd_getopt(uint_t *, int, const mdb_arg_t *); 482 static int smb_dcmd_setopt(uint_t, int, mdb_arg_t *); 483 static int smb_obj_expand(uintptr_t, uint_t, const smb_exp_t *, ulong_t); 484 static int smb_obj_list(const char *, uint_t, uint_t); 485 static int smb_worker_findstack(uintptr_t); 486 static void smb_inaddr_ntop(smb_inaddr_t *, char *, size_t); 487 static void get_enum(char *, size_t, const char *, int, const char *); 488 489 typedef int (*dump_func_t)(struct mbuf_chain *, int32_t, 490 smb_inaddr_t *, uint16_t, smb_inaddr_t *, uint16_t, 491 hrtime_t, boolean_t); 492 static int smb_req_dump(struct mbuf_chain *, int32_t, 493 smb_inaddr_t *, uint16_t, smb_inaddr_t *, uint16_t, 494 hrtime_t, boolean_t); 495 static int smb_req_dump_m(uintptr_t, const void *, void *); 496 497 /* 498 * Until the mdb on our customer machines has the fix for: 499 * NEX-3907 mdb_ctf_vread fails in dcmds run via mdb_pwalk_dcmd 500 * (a.k.a. https://www.illumos.org/issues/5998) 501 * we need to avoid mdb_pwalk_dcmd here or mdb_ctf_vread fails. 502 * Using mdb_pwalk instead works OK. 503 * 504 * Please remove this work-around once the mdb fix is rolled out. 505 */ 506 #ifndef ILLUMOS_5998_FIXED 507 #define mdb_pwalk_dcmd(walker, dcmd, argc, argv, addr) \ 508 smb_pwalk_dcmd(walker, dcmd, argc, argv, addr) 509 510 struct smb_pwalk_dcmd_cb { 511 const char *cmd; 512 int flags; 513 int argc; 514 const mdb_arg_t *argv; 515 }; 516 517 static int 518 pwalk_dcmd(uintptr_t addr, const void *data, void *varg) 519 { 520 struct smb_pwalk_dcmd_cb *cb = varg; 521 int ret; 522 _NOTE(ARGUNUSED(data)); 523 524 ret = mdb_call_dcmd(cb->cmd, addr, cb->flags, cb->argc, cb->argv); 525 cb->flags &= ~DCMD_LOOPFIRST; 526 527 return (ret); 528 } 529 530 static int 531 smb_pwalk_dcmd(const char *wname, const char *dcname, 532 int argc, const mdb_arg_t *argv, uintptr_t addr) 533 { 534 struct smb_pwalk_dcmd_cb cb; 535 536 cb.cmd = dcname; 537 cb.flags = DCMD_LOOP | DCMD_LOOPFIRST | DCMD_ADDRSPEC; 538 cb.argc = argc; 539 cb.argv = argv; 540 541 return (mdb_pwalk(wname, pwalk_dcmd, &cb, addr)); 542 } 543 #endif /* !ILLUMOS_5998_FIXED */ 544 545 /* 546 * ***************************************************************************** 547 * ****************************** Top level DCMD ******************************* 548 * ***************************************************************************** 549 */ 550 551 static void 552 smblist_help(void) 553 { 554 mdb_printf( 555 "Displays the list of objects using an indented tree format.\n" 556 "If no option is specified the entire tree is displayed\n\n"); 557 (void) mdb_dec_indent(2); 558 mdb_printf("%<b>OPTIONS%</b>\n"); 559 (void) mdb_inc_indent(2); 560 mdb_printf( 561 "-v\tDisplay verbose information\n" 562 "-s\tDisplay the list of servers\n" 563 "-e\tDisplay the list of sessions\n" 564 "-r\tDisplay the list of smb requests\n" 565 "-u\tDisplay the list of users\n" 566 "-t\tDisplay the list of trees\n" 567 "-f\tDisplay the list of open files\n" 568 "-d\tDisplay the list of open searches\n"); 569 } 570 571 /* 572 * ::smblist 573 * 574 * This function lists the objects specified on the command line. If no object 575 * is specified the entire tree (server through ofile and odir) is displayed. 576 * 577 */ 578 /*ARGSUSED*/ 579 static int 580 smblist_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 581 { 582 GElf_Sym sym; 583 uint_t opts = 0; 584 int new_argc; 585 mdb_arg_t new_argv[SMB_MDB_MAX_OPTS]; 586 int ll_off; 587 588 if (smb_dcmd_getopt(&opts, argc, argv)) 589 return (DCMD_USAGE); 590 591 if (!(opts & ~(SMB_OPT_WALK | SMB_OPT_VERBOSE))) 592 opts |= SMB_OPT_ALL_OBJ; 593 594 opts |= SMB_OPT_WALK; 595 596 new_argc = smb_dcmd_setopt(opts, SMB_MDB_MAX_OPTS, new_argv); 597 598 if (mdb_lookup_by_obj(SMBSRV_OBJNAME, "smb_servers", &sym) == -1) { 599 mdb_warn("failed to find symbol smb_servers"); 600 return (DCMD_ERR); 601 } 602 603 GET_OFFSET(ll_off, smb_llist_t, ll_list); 604 addr = (uintptr_t)sym.st_value + ll_off; 605 606 if (mdb_pwalk_dcmd("list", "smbsrv", new_argc, new_argv, addr)) { 607 mdb_warn("cannot walk smb_server list"); 608 return (DCMD_ERR); 609 } 610 return (DCMD_OK); 611 } 612 613 /* 614 * ***************************************************************************** 615 * ***************************** smb_server_t ********************************** 616 * ***************************************************************************** 617 */ 618 619 typedef struct mdb_smb_server { 620 smb_server_state_t sv_state; 621 zoneid_t sv_zid; 622 } mdb_smb_server_t; 623 624 static int 625 smb_server_exp_off_nbt_list(void) 626 { 627 int svd_off, lds_off, ll_off; 628 629 /* OFFSETOF(smb_server_t, sv_nbt_daemon.ld_session_list.ll_list); */ 630 GET_OFFSET(svd_off, smb_server_t, sv_nbt_daemon); 631 GET_OFFSET(lds_off, smb_listener_daemon_t, ld_session_list); 632 GET_OFFSET(ll_off, smb_llist_t, ll_list); 633 return (svd_off + lds_off + ll_off); 634 } 635 636 static int 637 smb_server_exp_off_tcp_list(void) 638 { 639 int svd_off, lds_off, ll_off; 640 641 /* OFFSETOF(smb_server_t, sv_tcp_daemon.ld_session_list.ll_list); */ 642 GET_OFFSET(svd_off, smb_server_t, sv_tcp_daemon); 643 GET_OFFSET(lds_off, smb_listener_daemon_t, ld_session_list); 644 GET_OFFSET(ll_off, smb_llist_t, ll_list); 645 return (svd_off + lds_off + ll_off); 646 } 647 648 /* 649 * List of objects that can be expanded under a server structure. 650 */ 651 static const smb_exp_t smb_server_exp[] = 652 { 653 { SMB_OPT_ALL_OBJ, 654 smb_server_exp_off_nbt_list, 655 "smbsess", "smb_session"}, 656 { SMB_OPT_ALL_OBJ, 657 smb_server_exp_off_tcp_list, 658 "smbsess", "smb_session"}, 659 { 0, 0, NULL, NULL } 660 }; 661 662 /* 663 * ::smbsrv 664 * 665 * smbsrv dcmd - Print out smb_server structures. 666 */ 667 /*ARGSUSED*/ 668 static int 669 smbsrv_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 670 { 671 uint_t opts; 672 ulong_t indent = 0; 673 674 if (smb_dcmd_getopt(&opts, argc, argv)) 675 return (DCMD_USAGE); 676 677 if (!(flags & DCMD_ADDRSPEC)) 678 return (smb_obj_list("smb_server", opts | SMB_OPT_SERVER, 679 flags)); 680 681 if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_SERVER)) || 682 !(opts & SMB_OPT_WALK)) { 683 mdb_smb_server_t *sv; 684 char state[40]; 685 686 sv = mdb_zalloc(sizeof (*sv), UM_SLEEP | UM_GC); 687 if (mdb_ctf_vread(sv, SMBSRV_SCOPE "smb_server_t", 688 "mdb_smb_server_t", addr, 0) < 0) { 689 mdb_warn("failed to read smb_server at %p", addr); 690 return (DCMD_ERR); 691 } 692 693 indent = SMB_DCMD_INDENT; 694 695 if (opts & SMB_OPT_VERBOSE) { 696 mdb_arg_t argv; 697 698 argv.a_type = MDB_TYPE_STRING; 699 argv.a_un.a_str = "smb_server_t"; 700 if (mdb_call_dcmd("print", addr, flags, 1, &argv)) 701 return (DCMD_ERR); 702 } else { 703 if (DCMD_HDRSPEC(flags)) 704 mdb_printf( 705 "%<b>%<u>%-?s% " 706 "%-4s% " 707 "%-32s% " 708 "%</u>%</b>\n", 709 "SERVER", "ZONE", "STATE"); 710 711 get_enum(state, sizeof (state), 712 "smb_server_state_t", sv->sv_state, 713 "SMB_SERVER_STATE_"); 714 715 mdb_printf("%-?p %-4d %-32s \n", 716 addr, sv->sv_zid, state); 717 } 718 } 719 if (smb_obj_expand(addr, opts, smb_server_exp, indent)) 720 return (DCMD_ERR); 721 return (DCMD_OK); 722 } 723 724 /* 725 * ***************************************************************************** 726 * ***************************** smb_session_t ********************************* 727 * ***************************************************************************** 728 */ 729 730 typedef struct mdb_smb_session { 731 uint64_t s_kid; 732 smb_session_state_t s_state; 733 uint32_t s_flags; 734 uint16_t s_local_port; 735 uint16_t s_remote_port; 736 smb_inaddr_t ipaddr; 737 smb_inaddr_t local_ipaddr; 738 int dialect; 739 740 smb_slist_t s_req_list; 741 smb_llist_t s_xa_list; 742 smb_llist_t s_user_list; 743 smb_llist_t s_tree_list; 744 745 volatile uint32_t s_tree_cnt; 746 volatile uint32_t s_file_cnt; 747 volatile uint32_t s_dir_cnt; 748 749 char workstation[SMB_PI_MAX_HOST]; 750 } mdb_smb_session_t; 751 752 static int 753 smb_session_exp_off_req_list(void) 754 { 755 int rl_off, sl_off; 756 757 /* OFFSETOF(smb_session_t, s_req_list.sl_list); */ 758 GET_OFFSET(rl_off, smb_session_t, s_req_list); 759 GET_OFFSET(sl_off, smb_slist_t, sl_list); 760 return (rl_off + sl_off); 761 } 762 763 static int 764 smb_session_exp_off_user_list(void) 765 { 766 int ul_off, ll_off; 767 768 /* OFFSETOF(smb_session_t, s_user_list.ll_list); */ 769 GET_OFFSET(ul_off, smb_session_t, s_user_list); 770 GET_OFFSET(ll_off, smb_llist_t, ll_list); 771 return (ul_off + ll_off); 772 } 773 774 static int 775 smb_session_exp_off_tree_list(void) 776 { 777 int tl_off, ll_off; 778 779 /* OFFSETOF(smb_session_t, s_tree_list.ll_list); */ 780 GET_OFFSET(tl_off, smb_session_t, s_tree_list); 781 GET_OFFSET(ll_off, smb_llist_t, ll_list); 782 return (tl_off + ll_off); 783 } 784 785 /* 786 * List of objects that can be expanded under a session structure. 787 */ 788 static const smb_exp_t smb_session_exp[] = 789 { 790 { SMB_OPT_USER, 791 smb_session_exp_off_user_list, 792 "smbuser", "smb_user"}, 793 { SMB_OPT_TREE | SMB_OPT_OFILE | SMB_OPT_ODIR, 794 smb_session_exp_off_tree_list, 795 "smbtree", "smb_tree"}, 796 { SMB_OPT_REQUEST, 797 smb_session_exp_off_req_list, 798 "smbreq", "smb_request"}, 799 { 0, 0, NULL, NULL} 800 }; 801 802 static void 803 smbsess_help(void) 804 { 805 mdb_printf( 806 "Display the contents of smb_session_t, with optional" 807 " filtering.\n\n"); 808 (void) mdb_dec_indent(2); 809 mdb_printf("%<b>OPTIONS%</b>\n"); 810 (void) mdb_inc_indent(2); 811 mdb_printf( 812 "-v\tDisplay verbose smb_session information\n" 813 "-r\tDisplay the list of smb requests attached\n" 814 "-u\tDisplay the list of users attached\n"); 815 } 816 817 /* 818 * ::smbsess 819 * 820 * smbsess dcmd - Print out the smb_session structure. 821 */ 822 static int 823 smbsess_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 824 { 825 uint_t opts; 826 ulong_t indent = 0; 827 828 if (smb_dcmd_getopt(&opts, argc, argv)) 829 return (DCMD_USAGE); 830 831 if (!(flags & DCMD_ADDRSPEC)) { 832 opts |= SMB_OPT_SESSION; 833 opts &= ~SMB_OPT_SERVER; 834 return (smb_obj_list("smb_session", opts, flags)); 835 } 836 837 if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_SESSION)) || 838 !(opts & SMB_OPT_WALK)) { 839 char cipaddr[INET6_ADDRSTRLEN]; 840 char lipaddr[INET6_ADDRSTRLEN]; 841 int ipaddrstrlen = INET6_ADDRSTRLEN; 842 mdb_smb_session_t *se; 843 char state[40]; 844 845 indent = SMB_DCMD_INDENT; 846 847 se = mdb_zalloc(sizeof (*se), UM_SLEEP | UM_GC); 848 if (mdb_ctf_vread(se, SMBSRV_SCOPE "smb_session_t", 849 "mdb_smb_session_t", addr, 0) < 0) { 850 mdb_warn("failed to read smb_session at %p", addr); 851 return (DCMD_ERR); 852 } 853 854 get_enum(state, sizeof (state), 855 "smb_session_state_t", se->s_state, 856 "SMB_SESSION_STATE_"); 857 858 if (se->ipaddr.a_family == AF_INET) 859 ipaddrstrlen = INET_ADDRSTRLEN; 860 smb_inaddr_ntop(&se->ipaddr, cipaddr, ipaddrstrlen); 861 smb_inaddr_ntop(&se->local_ipaddr, lipaddr, ipaddrstrlen); 862 863 if (opts & SMB_OPT_VERBOSE) { 864 mdb_printf("%<b>%<u>SMB session information " 865 "(%p): %</u>%</b>\n", addr); 866 mdb_printf("Client IP address: %s %d\n", 867 cipaddr, se->s_remote_port); 868 mdb_printf("Local IP Address: %s %d\n", 869 lipaddr, se->s_local_port); 870 mdb_printf("Session KID: %u\n", se->s_kid); 871 mdb_printf("Workstation Name: %s\n", 872 se->workstation); 873 mdb_printf("Session state: %u (%s)\n", se->s_state, 874 state); 875 mdb_printf("Session dialect: %#x\n", se->dialect); 876 mdb_printf("Number of Users: %u\n", 877 se->s_user_list.ll_count); 878 mdb_printf("Number of Trees: %u\n", se->s_tree_cnt); 879 mdb_printf("Number of Files: %u\n", se->s_file_cnt); 880 mdb_printf("Number of Shares: %u\n", se->s_dir_cnt); 881 mdb_printf("Number of active Transact.: %u\n\n", 882 se->s_xa_list.ll_count); 883 } else { 884 if (DCMD_HDRSPEC(flags)) { 885 mdb_printf( 886 "%<b>%<u>%-?s %-*s %-8s %-8s %-12s%</u>%</b>\n", 887 "SESSION", ipaddrstrlen, "IP_ADDR", 888 "PORT", "DIALECT", "STATE"); 889 } 890 mdb_printf("%-?p %-*s %-8d %-8#x %s\n", 891 addr, ipaddrstrlen, cipaddr, 892 se->s_remote_port, se->dialect, state); 893 } 894 } 895 if (smb_obj_expand(addr, opts, smb_session_exp, indent)) 896 return (DCMD_ERR); 897 return (DCMD_OK); 898 } 899 900 /* 901 * ***************************************************************************** 902 * **************************** smb_request_t ********************************** 903 * ***************************************************************************** 904 */ 905 906 typedef struct mdb_smb_request { 907 smb_req_state_t sr_state; 908 smb_session_t *session; 909 struct mbuf_chain command; 910 struct mbuf_chain reply; 911 912 unsigned char first_smb_com; 913 unsigned char smb_com; 914 uint16_t smb2_cmd_code; 915 uint64_t smb2_messageid; 916 917 uint16_t smb_tid; 918 uint32_t smb_pid; 919 uint16_t smb_uid; 920 uint16_t smb_mid; 921 uint16_t smb_fid; 922 923 struct smb_tree *tid_tree; 924 struct smb_ofile *fid_ofile; 925 smb_user_t *uid_user; 926 927 kthread_t *sr_worker; 928 hrtime_t sr_time_submitted; 929 hrtime_t sr_time_active; 930 hrtime_t sr_time_start; 931 932 } mdb_smb_request_t; 933 934 #define SMB_REQUEST_BANNER \ 935 "%<b>%<u>%-?s %-14s %-?s %-16s %-16s%</u>%</b>\n" 936 #define SMB_REQUEST_FORMAT \ 937 "%-?p 0x%-12llx %-?p %-16s %s\n" 938 939 /* 940 * ::smbreq 941 * 942 * smbreq dcmd - Print out smb_request_t 943 */ 944 static int 945 smbreq_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 946 { 947 uint_t opts; 948 949 if (smb_dcmd_getopt(&opts, argc, argv)) 950 return (DCMD_USAGE); 951 952 if (!(flags & DCMD_ADDRSPEC)) { 953 opts |= SMB_OPT_REQUEST; 954 opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_USER); 955 return (smb_obj_list("smb_request", opts, flags)); 956 } 957 958 if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_REQUEST)) || 959 !(opts & SMB_OPT_WALK)) { 960 mdb_smb_request_t *sr; 961 char state[40]; 962 const char *cur_cmd_name; 963 uint_t cur_cmd_code; 964 uint64_t msg_id; 965 966 sr = mdb_zalloc(sizeof (*sr), UM_SLEEP | UM_GC); 967 if (mdb_ctf_vread(sr, SMBSRV_SCOPE "smb_request_t", 968 "mdb_smb_request_t", addr, 0) < 0) { 969 mdb_warn("failed to read smb_request at %p", addr); 970 return (DCMD_ERR); 971 } 972 973 get_enum(state, sizeof (state), 974 "smb_req_state_t", sr->sr_state, 975 "SMB_REQ_STATE_"); 976 977 if (sr->smb2_cmd_code != 0) { 978 /* SMB2 request */ 979 cur_cmd_code = sr->smb2_cmd_code; 980 if (cur_cmd_code > SMB2_INVALID_CMD) 981 cur_cmd_code = SMB2_INVALID_CMD; 982 cur_cmd_name = smb2_cmd_names[cur_cmd_code]; 983 msg_id = sr->smb2_messageid; 984 } else { 985 /* SMB1 request */ 986 cur_cmd_code = sr->smb_com & 0xFF; 987 cur_cmd_name = smb_com[cur_cmd_code].smb_com; 988 msg_id = sr->smb_mid; 989 } 990 991 if (opts & SMB_OPT_VERBOSE) { 992 mdb_printf( 993 "%</b>%</u>SMB request information (%p):" 994 "%</u>%</b>\n\n", addr); 995 996 if (sr->smb2_cmd_code == 0) { 997 /* SMB1 request */ 998 mdb_printf( 999 "first SMB COM: %u (%s)\n", 1000 sr->first_smb_com, 1001 smb_com[sr->first_smb_com].smb_com); 1002 } 1003 1004 mdb_printf( 1005 "current SMB COM: %u (%s)\n", 1006 cur_cmd_code, cur_cmd_name); 1007 1008 mdb_printf( 1009 "state: %u (%s)\n", 1010 sr->sr_state, state); 1011 1012 mdb_printf( 1013 "TID(tree): %u (%p)\n", 1014 sr->smb_tid, sr->tid_tree); 1015 1016 mdb_printf( 1017 "UID(user): %u (%p)\n", 1018 sr->smb_uid, sr->uid_user); 1019 1020 mdb_printf( 1021 "FID(file): %u (%p)\n", 1022 sr->smb_fid, sr->fid_ofile); 1023 1024 mdb_printf( 1025 "PID: %u\n", 1026 sr->smb_pid); 1027 1028 mdb_printf( 1029 "MID: 0x%llx\n", 1030 msg_id); 1031 1032 /* 1033 * Note: mdb_gethrtime() is only available in kmdb 1034 */ 1035 #ifdef _KERNEL 1036 if (sr->sr_time_submitted != 0) { 1037 uint64_t waiting = 0; 1038 uint64_t running = 0; 1039 1040 if (sr->sr_time_active != 0) { 1041 waiting = sr->sr_time_active - 1042 sr->sr_time_submitted; 1043 running = mdb_gethrtime() - 1044 sr->sr_time_active; 1045 } else { 1046 waiting = mdb_gethrtime() - 1047 sr->sr_time_submitted; 1048 } 1049 waiting /= NANOSEC; 1050 running /= NANOSEC; 1051 1052 mdb_printf( 1053 "waiting time: %lld\n", 1054 waiting); 1055 1056 mdb_printf( 1057 "running time: %lld\n", 1058 running); 1059 } 1060 #endif /* _KERNEL */ 1061 1062 mdb_printf( 1063 "worker thread: %p\n", 1064 sr->sr_worker); 1065 smb_worker_findstack((uintptr_t)sr->sr_worker); 1066 } else { 1067 if (DCMD_HDRSPEC(flags)) 1068 mdb_printf( 1069 SMB_REQUEST_BANNER, 1070 "REQUEST", 1071 "MSG_ID", 1072 "WORKER", 1073 "STATE", 1074 "COMMAND"); 1075 1076 mdb_printf( 1077 SMB_REQUEST_FORMAT, 1078 addr, 1079 msg_id, 1080 sr->sr_worker, 1081 state, 1082 cur_cmd_name); 1083 } 1084 } 1085 return (DCMD_OK); 1086 } 1087 1088 static void 1089 smbreq_dump_help(void) 1090 { 1091 mdb_printf( 1092 "Dump the network data for an smb_request_t, either" 1093 " command, reply, or (by default) both. Optionally" 1094 " append data to a pcap file (mdb only, not kmdb).\n\n"); 1095 (void) mdb_dec_indent(2); 1096 mdb_printf("%<b>OPTIONS%</b>\n"); 1097 (void) mdb_inc_indent(2); 1098 mdb_printf( 1099 "-c\tDump only the SMB command message\n" 1100 "-r\tDump only the SMB reply message (if present)\n" 1101 "-o FILE\tOutput to FILE (append) in pcap format\n"); 1102 } 1103 1104 #define SMB_RDOPT_COMMAND 1 1105 #define SMB_RDOPT_REPLY 2 1106 #define SMB_RDOPT_OUTFILE 4 1107 1108 /* 1109 * Like "smbreq" but just dump the command/reply messages. 1110 * With the output file option, append to a pcap file. 1111 */ 1112 static int 1113 smbreq_dump_dcmd(uintptr_t rqaddr, uint_t flags, int argc, 1114 const mdb_arg_t *argv) 1115 { 1116 mdb_smb_session_t *ssn; 1117 mdb_smb_request_t *sr; 1118 char *outfile = NULL; 1119 dump_func_t dump_func; 1120 uint64_t msgid; 1121 uintptr_t ssnaddr; 1122 uint_t opts = 0; 1123 int rc = DCMD_OK; 1124 1125 if (!(flags & DCMD_ADDRSPEC)) 1126 return (DCMD_USAGE); 1127 1128 if (mdb_getopts(argc, argv, 1129 'c', MDB_OPT_SETBITS, SMB_RDOPT_COMMAND, &opts, 1130 'r', MDB_OPT_SETBITS, SMB_RDOPT_REPLY, &opts, 1131 'o', MDB_OPT_STR, &outfile, 1132 NULL) != argc) 1133 return (DCMD_USAGE); 1134 #ifdef _KMDB 1135 if (outfile != NULL) { 1136 mdb_warn("smbreq_dump -o option not supported in kmdb\n"); 1137 return (DCMD_ERR); 1138 } 1139 #endif /* _KMDB */ 1140 1141 /* 1142 * Default without -c or -r is to dump both. 1143 */ 1144 if ((opts & (SMB_RDOPT_COMMAND | SMB_RDOPT_REPLY)) == 0) 1145 opts |= SMB_RDOPT_COMMAND | SMB_RDOPT_REPLY; 1146 1147 /* 1148 * Get the smb_request_t, for the cmd/reply messages. 1149 */ 1150 sr = mdb_zalloc(sizeof (*sr), UM_SLEEP | UM_GC); 1151 if (mdb_ctf_vread(sr, SMBSRV_SCOPE "smb_request_t", 1152 "mdb_smb_request_t", rqaddr, 0) < 0) { 1153 mdb_warn("failed to read smb_request at %p", rqaddr); 1154 return (DCMD_ERR); 1155 } 1156 1157 /* 1158 * Get the session too, for the IP addresses & ports. 1159 */ 1160 ssnaddr = (uintptr_t)sr->session; 1161 ssn = mdb_zalloc(sizeof (*ssn), UM_SLEEP | UM_GC); 1162 if (mdb_ctf_vread(ssn, SMBSRV_SCOPE "smb_session_t", 1163 "mdb_smb_session_t", ssnaddr, 0) < 0) { 1164 mdb_warn("failed to read smb_request at %p", ssnaddr); 1165 return (DCMD_ERR); 1166 } 1167 1168 #ifndef _KMDB 1169 if (outfile != NULL) { 1170 rc = smbsrv_pcap_open(outfile); 1171 if (rc != DCMD_OK) 1172 return (rc); 1173 dump_func = smbsrv_pcap_dump; 1174 } else 1175 #endif /* _KMDB */ 1176 { 1177 dump_func = smb_req_dump; 1178 } 1179 1180 if (sr->smb2_messageid != 0) 1181 msgid = sr->smb2_messageid; 1182 else 1183 msgid = sr->smb_mid; 1184 mdb_printf("Dumping request %-?p, Msg_ID 0x%llx\n", 1185 rqaddr, msgid); 1186 1187 if (opts & SMB_RDOPT_COMMAND) { 1188 /* 1189 * Dump the command, length=max_bytes 1190 * src=remote, dst=local 1191 */ 1192 rc = dump_func(&sr->command, sr->command.max_bytes, 1193 &ssn->ipaddr, ssn->s_remote_port, 1194 &ssn->local_ipaddr, ssn->s_local_port, 1195 sr->sr_time_submitted, B_FALSE); 1196 } 1197 1198 if ((opts & SMB_RDOPT_REPLY) != 0 && 1199 rc == DCMD_OK) { 1200 /* 1201 * Dump the reply, length=chain_offset 1202 * src=local, dst=remote 1203 */ 1204 rc = dump_func(&sr->reply, sr->reply.chain_offset, 1205 &ssn->local_ipaddr, ssn->s_local_port, 1206 &ssn->ipaddr, ssn->s_remote_port, 1207 sr->sr_time_start, B_TRUE); 1208 } 1209 1210 #ifndef _KMDB 1211 if (outfile != NULL) { 1212 smbsrv_pcap_close(); 1213 } 1214 #endif 1215 1216 return (DCMD_OK); 1217 } 1218 1219 struct req_dump_state { 1220 int32_t rem_len; 1221 }; 1222 1223 static int 1224 smb_req_dump(struct mbuf_chain *mbc, int32_t smb_len, 1225 smb_inaddr_t *src_ip, uint16_t src_port, 1226 smb_inaddr_t *dst_ip, uint16_t dst_port, 1227 hrtime_t rqtime, boolean_t is_reply) 1228 { 1229 char src_buf[INET6_ADDRSTRLEN]; 1230 char dst_buf[INET6_ADDRSTRLEN]; 1231 struct req_dump_state dump_state; 1232 _NOTE(ARGUNUSED(rqtime)); 1233 1234 if (smb_len < 4) 1235 return (DCMD_OK); 1236 if (mbc->chain == NULL) 1237 return (DCMD_ERR); 1238 1239 smb_inaddr_ntop(src_ip, src_buf, sizeof (src_buf)); 1240 smb_inaddr_ntop(dst_ip, dst_buf, sizeof (dst_buf)); 1241 1242 mdb_printf("%-8s SRC: %s/%u DST: %s/%u LEN: %u\n", 1243 (is_reply) ? "Reply:" : "Call:", 1244 src_buf, src_port, dst_buf, dst_port, smb_len); 1245 1246 /* 1247 * Calling "smb_mbuf_dump" with a wrapper function 1248 * so we can set its length arg, and decrement 1249 * req_dump_state.rem_len as it goes. 1250 */ 1251 dump_state.rem_len = smb_len; 1252 if (mdb_pwalk("smb_mbuf_walker", smb_req_dump_m, 1253 &dump_state, (uintptr_t)mbc->chain) == -1) { 1254 mdb_warn("cannot walk smb_req mbuf_chain"); 1255 return (DCMD_ERR); 1256 } 1257 return (DCMD_OK); 1258 } 1259 1260 static int 1261 smb_req_dump_m(uintptr_t m_addr, const void *data, void *arg) 1262 { 1263 struct req_dump_state *st = arg; 1264 const struct mbuf *m = data; 1265 mdb_arg_t argv; 1266 int cnt; 1267 1268 cnt = st->rem_len; 1269 if (cnt > m->m_len) 1270 cnt = m->m_len; 1271 if (cnt <= 0) 1272 return (WALK_DONE); 1273 1274 argv.a_type = MDB_TYPE_IMMEDIATE; 1275 argv.a_un.a_val = cnt; 1276 if (mdb_call_dcmd("smb_mbuf_dump", m_addr, 0, 1, &argv) < 0) { 1277 mdb_warn("%p::smb_mbuf_dump failed\n", m_addr); 1278 return (WALK_ERR); 1279 } 1280 1281 st->rem_len -= cnt; 1282 return (WALK_NEXT); 1283 } 1284 1285 /* 1286 * ***************************************************************************** 1287 * ****************************** smb_user_t *********************************** 1288 * ***************************************************************************** 1289 */ 1290 typedef struct mdb_smb_user { 1291 smb_user_state_t u_state; 1292 1293 struct smb_server *u_server; 1294 smb_session_t *u_session; 1295 1296 uint16_t u_name_len; 1297 char *u_name; 1298 uint16_t u_domain_len; 1299 char *u_domain; 1300 time_t u_logon_time; 1301 cred_t *u_cred; 1302 cred_t *u_privcred; 1303 1304 uint32_t u_refcnt; 1305 uint32_t u_flags; 1306 uint32_t u_privileges; 1307 uint16_t u_uid; 1308 } mdb_smb_user_t; 1309 1310 static const mdb_bitmask_t 1311 user_flag_bits[] = { 1312 { "ANON", 1313 SMB_USER_FLAG_ANON, 1314 SMB_USER_FLAG_ANON }, 1315 { "GUEST", 1316 SMB_USER_FLAG_GUEST, 1317 SMB_USER_FLAG_GUEST }, 1318 { "POWER_USER", 1319 SMB_USER_FLAG_POWER_USER, 1320 SMB_USER_FLAG_POWER_USER }, 1321 { "BACKUP_OP", 1322 SMB_USER_FLAG_BACKUP_OPERATOR, 1323 SMB_USER_FLAG_BACKUP_OPERATOR }, 1324 { "ADMIN", 1325 SMB_USER_FLAG_ADMIN, 1326 SMB_USER_FLAG_ADMIN }, 1327 { NULL, 0, 0 } 1328 }; 1329 1330 static const mdb_bitmask_t 1331 user_priv_bits[] = { 1332 { "TAKE_OWNER", 1333 SMB_USER_PRIV_TAKE_OWNERSHIP, 1334 SMB_USER_PRIV_TAKE_OWNERSHIP }, 1335 { "BACKUP", 1336 SMB_USER_PRIV_BACKUP, 1337 SMB_USER_PRIV_BACKUP }, 1338 { "RESTORE", 1339 SMB_USER_PRIV_RESTORE, 1340 SMB_USER_PRIV_RESTORE }, 1341 { "SECURITY", 1342 SMB_USER_PRIV_SECURITY, 1343 SMB_USER_PRIV_SECURITY }, 1344 { NULL, 0, 0 } 1345 }; 1346 1347 static void 1348 smbuser_help(void) 1349 { 1350 mdb_printf( 1351 "Display the contents of smb_user_t, with optional filtering.\n\n"); 1352 (void) mdb_dec_indent(2); 1353 mdb_printf("%<b>OPTIONS%</b>\n"); 1354 (void) mdb_inc_indent(2); 1355 mdb_printf( 1356 "-v\tDisplay verbose smb_user information\n"); 1357 } 1358 1359 static int 1360 smbuser_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1361 { 1362 uint_t opts; 1363 1364 if (smb_dcmd_getopt(&opts, argc, argv)) 1365 return (DCMD_USAGE); 1366 1367 if (!(flags & DCMD_ADDRSPEC)) { 1368 opts |= SMB_OPT_USER; 1369 opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST); 1370 return (smb_obj_list("smb_user", opts, flags)); 1371 } 1372 1373 if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_USER)) || 1374 !(opts & SMB_OPT_WALK)) { 1375 mdb_smb_user_t *user; 1376 char *account; 1377 1378 user = mdb_zalloc(sizeof (*user), UM_SLEEP | UM_GC); 1379 if (mdb_ctf_vread(user, SMBSRV_SCOPE "smb_user_t", 1380 "mdb_smb_user_t", addr, 0) < 0) { 1381 mdb_warn("failed to read smb_user at %p", addr); 1382 return (DCMD_ERR); 1383 } 1384 account = mdb_zalloc(user->u_domain_len + user->u_name_len + 2, 1385 UM_SLEEP | UM_GC); 1386 1387 if (user->u_domain_len) 1388 (void) mdb_vread(account, user->u_domain_len, 1389 (uintptr_t)user->u_domain); 1390 1391 strcat(account, "\\"); 1392 1393 if (user->u_name_len) 1394 (void) mdb_vread(account + strlen(account), 1395 user->u_name_len, (uintptr_t)user->u_name); 1396 1397 if (opts & SMB_OPT_VERBOSE) { 1398 char state[40]; 1399 1400 get_enum(state, sizeof (state), 1401 "smb_user_state_t", user->u_state, 1402 "SMB_USER_STATE_"); 1403 1404 mdb_printf("%<b>%<u>SMB user information (%p):" 1405 "%</u>%</b>\n", addr); 1406 mdb_printf("UID: %u\n", user->u_uid); 1407 mdb_printf("State: %d (%s)\n", user->u_state, state); 1408 mdb_printf("Flags: 0x%08x <%b>\n", user->u_flags, 1409 user->u_flags, user_flag_bits); 1410 mdb_printf("Privileges: 0x%08x <%b>\n", 1411 user->u_privileges, 1412 user->u_privileges, user_priv_bits); 1413 mdb_printf("Credential: %p\n", user->u_cred); 1414 mdb_printf("Reference Count: %d\n", user->u_refcnt); 1415 mdb_printf("User Account: %s\n\n", account); 1416 } else { 1417 if (DCMD_HDRSPEC(flags)) 1418 mdb_printf( 1419 "%<b>%<u>%?-s " 1420 "%-5s " 1421 "%-32s%</u>%</b>\n", 1422 "USER", "UID", "ACCOUNT"); 1423 1424 mdb_printf("%-?p %-5u %-32s\n", addr, user->u_uid, 1425 account); 1426 } 1427 } 1428 return (DCMD_OK); 1429 } 1430 1431 /* 1432 * ***************************************************************************** 1433 * ****************************** smb_tree_t *********************************** 1434 * ***************************************************************************** 1435 */ 1436 1437 typedef struct mdb_smb_tree { 1438 smb_tree_state_t t_state; 1439 1440 smb_node_t *t_snode; 1441 smb_llist_t t_ofile_list; 1442 smb_llist_t t_odir_list; 1443 1444 uint32_t t_refcnt; 1445 uint32_t t_flags; 1446 int32_t t_res_type; 1447 uint16_t t_tid; 1448 uint16_t t_umask; 1449 char t_sharename[MAXNAMELEN]; 1450 char t_resource[MAXPATHLEN]; 1451 char t_typename[SMB_TYPENAMELEN]; 1452 char t_volume[SMB_VOLNAMELEN]; 1453 } mdb_smb_tree_t; 1454 1455 static int 1456 smb_tree_exp_off_ofile_list(void) 1457 { 1458 int tf_off, ll_off; 1459 1460 /* OFFSETOF(smb_tree_t, t_ofile_list.ll_list); */ 1461 GET_OFFSET(tf_off, smb_tree_t, t_ofile_list); 1462 GET_OFFSET(ll_off, smb_llist_t, ll_list); 1463 return (tf_off + ll_off); 1464 } 1465 1466 static int 1467 smb_tree_exp_off_odir_list(void) 1468 { 1469 int td_off, ll_off; 1470 1471 /* OFFSETOF(smb_tree_t, t_odir_list.ll_list); */ 1472 GET_OFFSET(td_off, smb_tree_t, t_odir_list); 1473 GET_OFFSET(ll_off, smb_llist_t, ll_list); 1474 return (td_off + ll_off); 1475 } 1476 1477 /* 1478 * List of objects that can be expanded under a tree structure. 1479 */ 1480 static const smb_exp_t smb_tree_exp[] = 1481 { 1482 { SMB_OPT_OFILE, 1483 smb_tree_exp_off_ofile_list, 1484 "smbofile", "smb_ofile"}, 1485 { SMB_OPT_ODIR, 1486 smb_tree_exp_off_odir_list, 1487 "smbodir", "smb_odir"}, 1488 { 0, 0, NULL, NULL} 1489 }; 1490 1491 static const mdb_bitmask_t 1492 tree_flag_bits[] = { 1493 { "RO", 1494 SMB_TREE_READONLY, 1495 SMB_TREE_READONLY }, 1496 { "ACLS", 1497 SMB_TREE_SUPPORTS_ACLS, 1498 SMB_TREE_SUPPORTS_ACLS }, 1499 { "STREAMS", 1500 SMB_TREE_STREAMS, 1501 SMB_TREE_STREAMS }, 1502 { "CI", 1503 SMB_TREE_CASEINSENSITIVE, 1504 SMB_TREE_CASEINSENSITIVE }, 1505 { "NO_CS", 1506 SMB_TREE_NO_CASESENSITIVE, 1507 SMB_TREE_NO_CASESENSITIVE }, 1508 { "NO_EXPORT", 1509 SMB_TREE_NO_EXPORT, 1510 SMB_TREE_NO_EXPORT }, 1511 { "OPLOCKS", 1512 SMB_TREE_OPLOCKS, 1513 SMB_TREE_OPLOCKS }, 1514 { "SHORTNAMES", 1515 SMB_TREE_SHORTNAMES, 1516 SMB_TREE_SHORTNAMES }, 1517 { "XVATTR", 1518 SMB_TREE_XVATTR, 1519 SMB_TREE_XVATTR }, 1520 { "DIRENTFLAGS", 1521 SMB_TREE_DIRENTFLAGS, 1522 SMB_TREE_DIRENTFLAGS }, 1523 { "ACL_CR", 1524 SMB_TREE_ACLONCREATE, 1525 SMB_TREE_ACLONCREATE }, 1526 { "ACEMASK", 1527 SMB_TREE_ACEMASKONACCESS, 1528 SMB_TREE_ACEMASKONACCESS }, 1529 { "NFS_MNT", 1530 SMB_TREE_NFS_MOUNTED, 1531 SMB_TREE_NFS_MOUNTED }, 1532 { "UNICODE", 1533 SMB_TREE_UNICODE_ON_DISK, 1534 SMB_TREE_UNICODE_ON_DISK }, 1535 { "CATIA", 1536 SMB_TREE_CATIA, 1537 SMB_TREE_CATIA }, 1538 { "ABE", 1539 SMB_TREE_ABE, 1540 SMB_TREE_ABE }, 1541 { "QUOTA", 1542 SMB_TREE_QUOTA, 1543 SMB_TREE_QUOTA }, 1544 { "DFSROOT", 1545 SMB_TREE_DFSROOT, 1546 SMB_TREE_DFSROOT }, 1547 { "SPARSE", 1548 SMB_TREE_SPARSE, 1549 SMB_TREE_SPARSE }, 1550 { "XMNT", 1551 SMB_TREE_TRAVERSE_MOUNTS, 1552 SMB_TREE_TRAVERSE_MOUNTS }, 1553 { NULL, 0, 0 } 1554 }; 1555 1556 static void 1557 smbtree_help(void) 1558 { 1559 mdb_printf( 1560 "Display the contents of smb_tree_t, with optional filtering.\n\n"); 1561 (void) mdb_dec_indent(2); 1562 mdb_printf("%<b>OPTIONS%</b>\n"); 1563 (void) mdb_inc_indent(2); 1564 mdb_printf( 1565 "-v\tDisplay verbose smb_tree information\n" 1566 "-d\tDisplay the list of smb_odirs attached\n" 1567 "-f\tDisplay the list of smb_ofiles attached\n"); 1568 } 1569 1570 static int 1571 smbtree_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1572 { 1573 uint_t opts; 1574 ulong_t indent = 0; 1575 1576 if (smb_dcmd_getopt(&opts, argc, argv)) 1577 return (DCMD_USAGE); 1578 1579 if (!(flags & DCMD_ADDRSPEC)) { 1580 opts |= SMB_OPT_TREE; 1581 opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST | 1582 SMB_OPT_USER); 1583 return (smb_obj_list("smb_tree", opts, flags)); 1584 } 1585 1586 if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_TREE)) || 1587 !(opts & SMB_OPT_WALK)) { 1588 mdb_smb_tree_t *tree; 1589 1590 indent = SMB_DCMD_INDENT; 1591 1592 tree = mdb_zalloc(sizeof (*tree), UM_SLEEP | UM_GC); 1593 if (mdb_ctf_vread(tree, SMBSRV_SCOPE "smb_tree_t", 1594 "mdb_smb_tree_t", addr, 0) < 0) { 1595 mdb_warn("failed to read smb_tree at %p", addr); 1596 return (DCMD_ERR); 1597 } 1598 if (opts & SMB_OPT_VERBOSE) { 1599 char state[40]; 1600 1601 get_enum(state, sizeof (state), 1602 "smb_tree_state_t", tree->t_state, 1603 "SMB_TREE_STATE_"); 1604 1605 mdb_printf("%<b>%<u>SMB tree information (%p):" 1606 "%</u>%</b>\n\n", addr); 1607 mdb_printf("TID: %04x\n", tree->t_tid); 1608 mdb_printf("State: %d (%s)\n", tree->t_state, state); 1609 mdb_printf("Share: %s\n", tree->t_sharename); 1610 mdb_printf("Resource: %s\n", tree->t_resource); 1611 mdb_printf("Type: %s\n", tree->t_typename); 1612 mdb_printf("Volume: %s\n", tree->t_volume); 1613 mdb_printf("Umask: %04x\n", tree->t_umask); 1614 mdb_printf("Flags: %08x <%b>\n", tree->t_flags, 1615 tree->t_flags, tree_flag_bits); 1616 mdb_printf("SMB Node: %llx\n", tree->t_snode); 1617 mdb_printf("Reference Count: %d\n\n", tree->t_refcnt); 1618 } else { 1619 if (DCMD_HDRSPEC(flags)) 1620 mdb_printf( 1621 "%<b>%<u>%-?s %-5s %-16s %-32s%</u>%</b>\n", 1622 "TREE", "TID", "SHARE NAME", "RESOURCE"); 1623 1624 mdb_printf("%-?p %-5u %-16s %-32s\n", addr, 1625 tree->t_tid, tree->t_sharename, tree->t_resource); 1626 } 1627 } 1628 if (smb_obj_expand(addr, opts, smb_tree_exp, indent)) 1629 return (DCMD_ERR); 1630 return (DCMD_OK); 1631 } 1632 1633 /* 1634 * ***************************************************************************** 1635 * ****************************** smb_odir_t *********************************** 1636 * ***************************************************************************** 1637 */ 1638 1639 typedef struct mdb_smb_odir { 1640 smb_odir_state_t d_state; 1641 smb_session_t *d_session; 1642 smb_user_t *d_user; 1643 smb_tree_t *d_tree; 1644 smb_node_t *d_dnode; 1645 uint16_t d_odid; 1646 uint32_t d_refcnt; 1647 char d_pattern[MAXNAMELEN]; 1648 } mdb_smb_odir_t; 1649 1650 static int 1651 smbodir_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1652 { 1653 uint_t opts; 1654 1655 if (smb_dcmd_getopt(&opts, argc, argv)) 1656 return (DCMD_USAGE); 1657 1658 if (!(flags & DCMD_ADDRSPEC)) { 1659 opts |= SMB_OPT_ODIR; 1660 opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST | 1661 SMB_OPT_USER | SMB_OPT_TREE | SMB_OPT_OFILE); 1662 return (smb_obj_list("smb_odir", opts, flags)); 1663 } 1664 1665 if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_ODIR)) || 1666 !(opts & SMB_OPT_WALK)) { 1667 mdb_smb_odir_t *od; 1668 1669 od = mdb_zalloc(sizeof (*od), UM_SLEEP | UM_GC); 1670 if (mdb_ctf_vread(od, SMBSRV_SCOPE "smb_odir_t", 1671 "mdb_smb_odir_t", addr, 0) < 0) { 1672 mdb_warn("failed to read smb_odir at %p", addr); 1673 return (DCMD_ERR); 1674 } 1675 if (opts & SMB_OPT_VERBOSE) { 1676 char state[40]; 1677 1678 get_enum(state, sizeof (state), 1679 "smb_odir_state_t", od->d_state, 1680 "SMB_ODIR_STATE_"); 1681 1682 mdb_printf( 1683 "%<b>%<u>SMB odir information (%p):%</u>%</b>\n\n", 1684 addr); 1685 mdb_printf("State: %d (%s)\n", od->d_state, state); 1686 mdb_printf("SID: %u\n", od->d_odid); 1687 mdb_printf("User: %p\n", od->d_user); 1688 mdb_printf("Tree: %p\n", od->d_tree); 1689 mdb_printf("Reference Count: %d\n", od->d_refcnt); 1690 mdb_printf("Pattern: %s\n", od->d_pattern); 1691 mdb_printf("SMB Node: %p\n\n", od->d_dnode); 1692 } else { 1693 if (DCMD_HDRSPEC(flags)) 1694 mdb_printf( 1695 "%<b>%<u>%-?s " 1696 "%-5s " 1697 "%-?s " 1698 "%-16s%</u>%</b>\n", 1699 "ODIR", "SID", "VNODE", "PATTERN"); 1700 1701 mdb_printf("%?p %-5u %-16p %s\n", 1702 addr, od->d_odid, od->d_dnode, od->d_pattern); 1703 } 1704 } 1705 return (DCMD_OK); 1706 } 1707 1708 /* 1709 * ***************************************************************************** 1710 * ****************************** smb_ofile_t ********************************** 1711 * ***************************************************************************** 1712 */ 1713 1714 typedef struct mdb_smb_ofile { 1715 smb_ofile_state_t f_state; 1716 1717 struct smb_server *f_server; 1718 smb_session_t *f_session; 1719 smb_user_t *f_user; 1720 smb_tree_t *f_tree; 1721 smb_node_t *f_node; 1722 smb_odir_t *f_odir; 1723 smb_opipe_t *f_pipe; 1724 1725 uint32_t f_uniqid; 1726 uint32_t f_refcnt; 1727 uint32_t f_flags; 1728 uint32_t f_granted_access; 1729 uint32_t f_share_access; 1730 1731 uint16_t f_fid; 1732 uint16_t f_ftype; 1733 uint64_t f_llf_pos; 1734 int f_mode; 1735 cred_t *f_cr; 1736 pid_t f_pid; 1737 } mdb_smb_ofile_t; 1738 1739 static const mdb_bitmask_t 1740 ofile_flag_bits[] = { 1741 { "RO", 1742 SMB_OFLAGS_READONLY, 1743 SMB_OFLAGS_READONLY }, 1744 { "EXEC", 1745 SMB_OFLAGS_EXECONLY, 1746 SMB_OFLAGS_EXECONLY }, 1747 { "DELETE", 1748 SMB_OFLAGS_SET_DELETE_ON_CLOSE, 1749 SMB_OFLAGS_SET_DELETE_ON_CLOSE }, 1750 { "POS_VALID", 1751 SMB_OFLAGS_LLF_POS_VALID, 1752 SMB_OFLAGS_LLF_POS_VALID }, 1753 { NULL, 0, 0} 1754 }; 1755 1756 static const mdb_bitmask_t 1757 smb_sharemode_bits[] = { 1758 { "READ", 1759 FILE_SHARE_READ, 1760 FILE_SHARE_READ }, 1761 { "WRITE", 1762 FILE_SHARE_WRITE, 1763 FILE_SHARE_WRITE }, 1764 { "DELETE", 1765 FILE_SHARE_DELETE, 1766 FILE_SHARE_DELETE }, 1767 { NULL, 0, 0} 1768 }; 1769 1770 static int 1771 smbofile_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1772 { 1773 uint_t opts; 1774 1775 if (smb_dcmd_getopt(&opts, argc, argv)) 1776 return (DCMD_USAGE); 1777 1778 if (!(flags & DCMD_ADDRSPEC)) { 1779 opts |= SMB_OPT_OFILE; 1780 opts &= ~(SMB_OPT_SERVER | SMB_OPT_SESSION | SMB_OPT_REQUEST | 1781 SMB_OPT_USER | SMB_OPT_TREE | SMB_OPT_ODIR); 1782 return (smb_obj_list("smb_ofile", opts, flags)); 1783 } 1784 1785 if (((opts & SMB_OPT_WALK) && (opts & SMB_OPT_OFILE)) || 1786 !(opts & SMB_OPT_WALK)) { 1787 mdb_smb_ofile_t *of; 1788 1789 of = mdb_zalloc(sizeof (*of), UM_SLEEP | UM_GC); 1790 if (mdb_ctf_vread(of, SMBSRV_SCOPE "smb_ofile_t", 1791 "mdb_smb_ofile_t", addr, 0) < 0) { 1792 mdb_warn("failed to read smb_ofile at %p", addr); 1793 return (DCMD_ERR); 1794 } 1795 if (opts & SMB_OPT_VERBOSE) { 1796 char state[40]; 1797 1798 get_enum(state, sizeof (state), 1799 "smb_ofile_state_t", of->f_state, 1800 "SMB_OFILE_STATE_"); 1801 1802 mdb_printf( 1803 "%<b>%<u>SMB ofile information (%p):%</u>%</b>\n\n", 1804 addr); 1805 mdb_printf("FID: %u\n", of->f_fid); 1806 mdb_printf("State: %d (%s)\n", of->f_state, state); 1807 mdb_printf("SMB Node: %p\n", of->f_node); 1808 mdb_printf("LLF Offset: 0x%llx (%s)\n", 1809 of->f_llf_pos, 1810 ((of->f_flags & SMB_OFLAGS_LLF_POS_VALID) ? 1811 "Valid" : "Invalid")); 1812 mdb_printf("Flags: 0x%08x <%b>\n", of->f_flags, 1813 of->f_flags, ofile_flag_bits); 1814 mdb_printf("Granted Acc.: 0x%08x <%b>\n", 1815 of->f_granted_access, 1816 of->f_granted_access, nt_access_bits); 1817 mdb_printf("Share Mode: 0x%08x <%b>\n", 1818 of->f_share_access, 1819 of->f_share_access, smb_sharemode_bits); 1820 mdb_printf("User: %p\n", of->f_user); 1821 mdb_printf("Tree: %p\n", of->f_tree); 1822 mdb_printf("Credential: %p\n\n", of->f_cr); 1823 } else { 1824 if (DCMD_HDRSPEC(flags)) 1825 mdb_printf( 1826 "%<b>%<u>%-?s " 1827 "%-5s " 1828 "%-?s " 1829 "%-?s%</u>%</b>\n", 1830 "OFILE", "FID", "SMB NODE", "CRED"); 1831 1832 mdb_printf("%?p %-5u %-p %p\n", addr, 1833 of->f_fid, of->f_node, of->f_cr); 1834 } 1835 } 1836 return (DCMD_OK); 1837 } 1838 1839 /* 1840 * ***************************************************************************** 1841 * ******************************** smb_kshare_t ******************************* 1842 * ***************************************************************************** 1843 */ 1844 1845 struct smb_kshare_cb_args { 1846 uint_t opts; 1847 char name[MAXNAMELEN]; 1848 char path[MAXPATHLEN]; 1849 }; 1850 1851 static int 1852 smb_kshare_cb(uintptr_t addr, const void *data, void *varg) 1853 { 1854 struct smb_kshare_cb_args *args = varg; 1855 const smb_kshare_t *shr = data; 1856 1857 if (args->opts & SMB_OPT_VERBOSE) { 1858 mdb_arg_t argv; 1859 1860 argv.a_type = MDB_TYPE_STRING; 1861 argv.a_un.a_str = "smb_kshare_t"; 1862 /* Don't fail the walk if this fails. */ 1863 mdb_printf("%-?p ", addr); 1864 mdb_call_dcmd("print", addr, 0, 1, &argv); 1865 return (WALK_NEXT); 1866 } 1867 1868 /* 1869 * Summary line for an smb_kshare_t 1870 * Don't fail the walk if any of these fail. 1871 * 1872 * Get the shr_name and shr_path strings. 1873 */ 1874 if (mdb_readstr(args->name, sizeof (args->name), 1875 (uintptr_t)shr->shr_name) <= 0) 1876 strcpy(args->name, "?"); 1877 1878 if (mdb_readstr(args->path, sizeof (args->path), 1879 (uintptr_t)shr->shr_path) <= 0) 1880 strcpy(args->path, "?"); 1881 1882 mdb_printf("%-?p ", addr); /* smb_kshare_t */ 1883 mdb_printf("%-16s ", args->name); 1884 mdb_printf("%-s\n", args->path); 1885 1886 return (WALK_NEXT); 1887 } 1888 1889 /* 1890 * ::smbshare 1891 * 1892 * smbshare dcmd - Print out smb_kshare structures. 1893 * requires addr of an smb_server_t 1894 */ 1895 /*ARGSUSED*/ 1896 static int 1897 smbshare_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 1898 { 1899 struct smb_kshare_cb_args *args; 1900 1901 args = mdb_zalloc(sizeof (*args), UM_SLEEP | UM_GC); 1902 if (mdb_getopts(argc, argv, 1903 'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, &args->opts, 1904 NULL) != argc) 1905 return (DCMD_USAGE); 1906 1907 if (!(flags & DCMD_ADDRSPEC)) 1908 return (DCMD_USAGE); 1909 1910 if (DCMD_HDRSPEC(flags)) { 1911 if ((args->opts & SMB_OPT_VERBOSE) != 0) { 1912 mdb_printf("%<b>%<u>SMB kshares list:%</u>%</b>\n"); 1913 } else { 1914 mdb_printf( 1915 "%<b>%<u>" 1916 "%-?s " 1917 "%-16s " 1918 "%-s" 1919 "%</u>%</b>\n", 1920 "smb_kshare_t", "name", "path"); 1921 } 1922 } 1923 1924 if (mdb_pwalk("smbshare_walker", smb_kshare_cb, args, addr) == -1) { 1925 mdb_warn("cannot walk smb_kshare avl"); 1926 return (DCMD_ERR); 1927 } 1928 1929 return (DCMD_OK); 1930 } 1931 1932 /* 1933 * Initialize the smb_kshare_t walker to point to the smb_export 1934 * in the specified smb_server_t instance. (no global walks) 1935 */ 1936 static int 1937 smb_kshare_walk_init(mdb_walk_state_t *wsp) 1938 { 1939 int sv_exp_off, ex_sha_off, avl_tr_off; 1940 1941 if (wsp->walk_addr == 0) { 1942 mdb_printf("require address of an smb_server_t\n"); 1943 return (WALK_ERR); 1944 } 1945 1946 /* 1947 * Using CTF to get the equivalent of: 1948 * OFFSETOF(smb_server_t, sv_export.e_share_avl.avl_tree); 1949 */ 1950 GET_OFFSET(sv_exp_off, smb_server_t, sv_export); 1951 GET_OFFSET(ex_sha_off, smb_export_t, e_share_avl); 1952 GET_OFFSET(avl_tr_off, smb_avl_t, avl_tree); 1953 wsp->walk_addr += (sv_exp_off + ex_sha_off + avl_tr_off); 1954 1955 if (mdb_layered_walk("avl", wsp) == -1) { 1956 mdb_warn("failed to walk list of smb_kshare_t"); 1957 return (WALK_ERR); 1958 } 1959 1960 return (WALK_NEXT); 1961 } 1962 1963 static int 1964 smb_kshare_walk_step(mdb_walk_state_t *wsp) 1965 { 1966 return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer, 1967 wsp->walk_cbdata)); 1968 } 1969 1970 /* 1971 * ***************************************************************************** 1972 * ******************************** smb_vfs_t ********************************** 1973 * ***************************************************************************** 1974 */ 1975 1976 struct smb_vfs_cb_args { 1977 uint_t opts; 1978 vnode_t vn; 1979 char path[MAXPATHLEN]; 1980 }; 1981 1982 static int 1983 smb_vfs_cb(uintptr_t addr, const void *data, void *varg) 1984 { 1985 struct smb_vfs_cb_args *args = varg; 1986 const smb_vfs_t *sf = data; 1987 1988 if (args->opts & SMB_OPT_VERBOSE) { 1989 mdb_arg_t argv; 1990 1991 argv.a_type = MDB_TYPE_STRING; 1992 argv.a_un.a_str = "smb_vfs_t"; 1993 /* Don't fail the walk if this fails. */ 1994 mdb_printf("%-?p ", addr); 1995 mdb_call_dcmd("print", addr, 0, 1, &argv); 1996 return (WALK_NEXT); 1997 } 1998 1999 /* 2000 * Summary line for an smb_vfs_t 2001 * Don't fail the walk if any of these fail. 2002 * 2003 * Get the vnode v_path string if we can. 2004 */ 2005 strcpy(args->path, "?"); 2006 if (mdb_vread(&args->vn, sizeof (args->vn), 2007 (uintptr_t)sf->sv_rootvp) == sizeof (args->vn)) 2008 (void) mdb_readstr(args->path, sizeof (args->path), 2009 (uintptr_t)args->vn.v_path); 2010 2011 mdb_printf("%-?p ", addr); 2012 mdb_printf("%-10d ", sf->sv_refcnt); 2013 mdb_printf("%-?p ", sf->sv_vfsp); 2014 mdb_printf("%-?p ", sf->sv_rootvp); 2015 mdb_printf("%-s\n", args->path); 2016 2017 return (WALK_NEXT); 2018 } 2019 2020 /* 2021 * ::smbvfs 2022 * 2023 * smbvfs dcmd - Prints out smb_vfs structures. 2024 * requires addr of an smb_server_t 2025 */ 2026 /*ARGSUSED*/ 2027 static int 2028 smbvfs_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 2029 { 2030 struct smb_vfs_cb_args *args; 2031 2032 args = mdb_zalloc(sizeof (*args), UM_SLEEP | UM_GC); 2033 if (mdb_getopts(argc, argv, 2034 'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, &args->opts, 2035 NULL) != argc) 2036 return (DCMD_USAGE); 2037 2038 if (!(flags & DCMD_ADDRSPEC)) 2039 return (DCMD_USAGE); 2040 2041 if (DCMD_HDRSPEC(flags)) { 2042 if ((args->opts & SMB_OPT_VERBOSE) != 0) { 2043 mdb_printf("%<b>%<u>SMB VFS list:%</u>%</b>\n"); 2044 } else { 2045 mdb_printf( 2046 "%<b>%<u>" 2047 "%-?s " 2048 "%-10s " 2049 "%-16s " 2050 "%-16s" 2051 "%-s" 2052 "%</u>%</b>\n", 2053 "SMB_VFS", "REFCNT", "VFS", "VNODE", "ROOT"); 2054 } 2055 } 2056 2057 if (mdb_pwalk("smbvfs_walker", smb_vfs_cb, args, addr) == -1) { 2058 mdb_warn("cannot walk smb_vfs list"); 2059 return (DCMD_ERR); 2060 } 2061 2062 return (DCMD_OK); 2063 } 2064 2065 /* 2066 * Initialize the smb_vfs_t walker to point to the smb_export 2067 * in the specified smb_server_t instance. (no global walks) 2068 */ 2069 static int 2070 smb_vfs_walk_init(mdb_walk_state_t *wsp) 2071 { 2072 int sv_exp_off, ex_vfs_off, ll_off; 2073 2074 if (wsp->walk_addr == 0) { 2075 mdb_printf("require address of an smb_server_t\n"); 2076 return (WALK_ERR); 2077 } 2078 2079 /* 2080 * Using CTF to get the equivalent of: 2081 * OFFSETOF(smb_server_t, sv_export.e_vfs_list.ll_list); 2082 */ 2083 GET_OFFSET(sv_exp_off, smb_server_t, sv_export); 2084 GET_OFFSET(ex_vfs_off, smb_export_t, e_vfs_list); 2085 GET_OFFSET(ll_off, smb_llist_t, ll_list); 2086 wsp->walk_addr += (sv_exp_off + ex_vfs_off + ll_off); 2087 2088 if (mdb_layered_walk("list", wsp) == -1) { 2089 mdb_warn("failed to walk list of smb_vfs_t"); 2090 return (WALK_ERR); 2091 } 2092 2093 return (WALK_NEXT); 2094 } 2095 2096 static int 2097 smb_vfs_walk_step(mdb_walk_state_t *wsp) 2098 { 2099 return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer, 2100 wsp->walk_cbdata)); 2101 } 2102 2103 /* 2104 * ***************************************************************************** 2105 * ******************************* smb_node_t ********************************** 2106 * ***************************************************************************** 2107 */ 2108 2109 typedef struct mdb_smb_node { 2110 smb_node_state_t n_state; 2111 uint32_t n_refcnt; 2112 2113 uint32_t n_open_count; 2114 uint32_t n_opening_count; 2115 smb_llist_t n_ofile_list; 2116 smb_llist_t n_lock_list; 2117 volatile int flags; 2118 smb_node_fcn_t n_fcn; 2119 smb_oplock_t n_oplock; 2120 struct smb_node *n_dnode; 2121 struct smb_node *n_unode; 2122 char od_name[MAXNAMELEN]; 2123 vnode_t *vp; 2124 smb_audit_buf_node_t *n_audit_buf; 2125 } mdb_smb_node_t; 2126 2127 static void 2128 smbnode_help(void) 2129 { 2130 mdb_printf( 2131 "Display the contents of smb_node_t, with optional filtering.\n\n"); 2132 (void) mdb_dec_indent(2); 2133 mdb_printf("%<b>OPTIONS%</b>\n"); 2134 (void) mdb_inc_indent(2); 2135 mdb_printf( 2136 "-v\tDisplay verbose smb_node information\n" 2137 "-p\tDisplay the full path of the vnode associated\n" 2138 "-s\tDisplay the stack of the last 16 calls that modified the " 2139 "reference\n\tcount\n"); 2140 } 2141 2142 /* 2143 * ::smbnode 2144 * 2145 * smb_node dcmd - Print out smb_node structure. 2146 */ 2147 static int 2148 smbnode_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 2149 { 2150 mdb_smb_node_t node; 2151 int rc; 2152 int verbose = FALSE; 2153 int print_full_path = FALSE; 2154 int stack_trace = FALSE; 2155 vnode_t vnode; 2156 char od_name[MAXNAMELEN]; 2157 char path_name[1024]; 2158 uintptr_t list_addr, oplock_addr; 2159 2160 if (mdb_getopts(argc, argv, 2161 'v', MDB_OPT_SETBITS, TRUE, &verbose, 2162 'p', MDB_OPT_SETBITS, TRUE, &print_full_path, 2163 's', MDB_OPT_SETBITS, TRUE, &stack_trace, 2164 NULL) != argc) 2165 return (DCMD_USAGE); 2166 2167 /* 2168 * If no smb_node address was specified on the command line, we can 2169 * print out all smb nodes by invoking the smb_node walker, using 2170 * this dcmd itself as the callback. 2171 */ 2172 if (!(flags & DCMD_ADDRSPEC)) { 2173 if (mdb_walk_dcmd("smbnode_walker", "smbnode", 2174 argc, argv) == -1) { 2175 mdb_warn("failed to walk 'smb_node'"); 2176 return (DCMD_ERR); 2177 } 2178 return (DCMD_OK); 2179 } 2180 2181 /* 2182 * If this is the first invocation of the command, print a nice 2183 * header line for the output that will follow. 2184 */ 2185 if (DCMD_HDRSPEC(flags)) { 2186 if (verbose) { 2187 mdb_printf("%<b>%<u>SMB node information:%</u>%</b>\n"); 2188 } else { 2189 mdb_printf( 2190 "%<b>%<u>%-?s " 2191 "%-?s " 2192 "%-18s " 2193 "%-6s " 2194 "%-6s " 2195 "%-8s " 2196 "%-6s%</u>%</b>\n", 2197 "ADDR", "VP", "NODE-NAME", "OFILES", "LOCKS", 2198 "OPLOCK", "REF"); 2199 } 2200 } 2201 2202 /* 2203 * For each smb_node, we just need to read the smb_node_t struct, read 2204 * and then print out the following fields. 2205 */ 2206 if (mdb_ctf_vread(&node, SMBSRV_SCOPE "smb_node_t", 2207 "mdb_smb_node_t", addr, 0) < 0) { 2208 mdb_warn("failed to read struct smb_node at %p", addr); 2209 return (DCMD_ERR); 2210 } 2211 2212 (void) mdb_snprintf(od_name, sizeof (od_name), "%s", 2213 node.od_name); 2214 if (print_full_path) { 2215 if (mdb_vread(&vnode, sizeof (vnode_t), 2216 (uintptr_t)node.vp) == sizeof (vnode_t)) { 2217 if (mdb_readstr(path_name, sizeof (path_name), 2218 (uintptr_t)vnode.v_path) != 0) { 2219 (void) mdb_snprintf(od_name, 2220 sizeof (od_name), "N/A"); 2221 } 2222 } 2223 } 2224 if (verbose) { 2225 int nll_off, nol_off, ll_off; 2226 2227 GET_OFFSET(nll_off, smb_node_t, n_lock_list); 2228 GET_OFFSET(nol_off, smb_node_t, n_oplock); 2229 GET_OFFSET(ll_off, smb_llist_t, ll_list); 2230 2231 mdb_printf("VP: %p\n", node.vp); 2232 mdb_printf("Name: %s\n", od_name); 2233 if (print_full_path) 2234 mdb_printf("V-node Path: %s\n", path_name); 2235 mdb_printf("Ofiles: %u\n", node.n_ofile_list.ll_count); 2236 mdb_printf("Range Locks: %u\n", 2237 node.n_lock_list.ll_count); 2238 if (node.n_lock_list.ll_count != 0) { 2239 (void) mdb_inc_indent(SMB_DCMD_INDENT); 2240 list_addr = addr + nll_off + ll_off; 2241 if (mdb_pwalk_dcmd("list", "smblock", 0, 2242 NULL, list_addr)) { 2243 mdb_warn("failed to walk node's active" 2244 " locks"); 2245 } 2246 (void) mdb_dec_indent(SMB_DCMD_INDENT); 2247 } 2248 if (node.n_oplock.ol_count == 0) { 2249 mdb_printf("Opportunistic Locks: 0\n"); 2250 } else { 2251 oplock_addr = addr + nol_off; 2252 mdb_printf("Opportunistic Lock: %p\n", 2253 oplock_addr); 2254 rc = mdb_call_dcmd("smboplock", oplock_addr, 2255 flags, argc, argv); 2256 if (rc != DCMD_OK) 2257 return (rc); 2258 } 2259 mdb_printf("Reference Count: %u\n\n", node.n_refcnt); 2260 } else { 2261 mdb_printf("%-?p %-?p %-18s %-6d %-6d %-8d %-6d ", 2262 addr, node.vp, od_name, node.n_ofile_list.ll_count, 2263 node.n_lock_list.ll_count, 2264 node.n_oplock.ol_count, node.n_refcnt); 2265 2266 if (print_full_path) 2267 mdb_printf("\t%s\n", path_name); 2268 } 2269 if (stack_trace && node.n_audit_buf) { 2270 int ctr; 2271 smb_audit_buf_node_t *anb; 2272 2273 anb = mdb_alloc(sizeof (smb_audit_buf_node_t), 2274 UM_SLEEP | UM_GC); 2275 2276 if (mdb_vread(anb, sizeof (*anb), 2277 (uintptr_t)node.n_audit_buf) != sizeof (*anb)) { 2278 mdb_warn("failed to read audit buffer"); 2279 return (DCMD_ERR); 2280 } 2281 ctr = anb->anb_max_index + 1; 2282 anb->anb_index--; 2283 anb->anb_index &= anb->anb_max_index; 2284 2285 while (ctr) { 2286 smb_audit_record_node_t *anr; 2287 2288 anr = anb->anb_records + anb->anb_index; 2289 2290 if (anr->anr_depth) { 2291 char c[MDB_SYM_NAMLEN]; 2292 GElf_Sym sym; 2293 int i; 2294 2295 mdb_printf("\nRefCnt: %u\t", 2296 anr->anr_refcnt); 2297 2298 for (i = 0; 2299 i < anr->anr_depth; 2300 i++) { 2301 if (mdb_lookup_by_addr( 2302 anr->anr_stack[i], 2303 MDB_SYM_FUZZY, 2304 c, sizeof (c), 2305 &sym) == -1) { 2306 continue; 2307 } 2308 mdb_printf("%s+0x%1x", 2309 c, 2310 anr->anr_stack[i] - 2311 (uintptr_t)sym.st_value); 2312 ++i; 2313 break; 2314 } 2315 2316 while (i < anr->anr_depth) { 2317 if (mdb_lookup_by_addr( 2318 anr->anr_stack[i], 2319 MDB_SYM_FUZZY, 2320 c, sizeof (c), 2321 &sym) == -1) { 2322 ++i; 2323 continue; 2324 } 2325 mdb_printf("\n\t\t%s+0x%1x", 2326 c, 2327 anr->anr_stack[i] - 2328 (uintptr_t)sym.st_value); 2329 ++i; 2330 } 2331 mdb_printf("\n"); 2332 } 2333 anb->anb_index--; 2334 anb->anb_index &= anb->anb_max_index; 2335 ctr--; 2336 } 2337 } 2338 2339 return (DCMD_OK); 2340 } 2341 2342 /* 2343 * Initialize the smb_node_t walker by reading the value of smb_node_hash_table 2344 * in the kernel's symbol table. Only global walk supported. 2345 */ 2346 static int 2347 smb_node_walk_init(mdb_walk_state_t *wsp) 2348 { 2349 GElf_Sym sym; 2350 uintptr_t node_hash_table_addr; 2351 int ll_off; 2352 int i; 2353 2354 if (wsp->walk_addr == 0) { 2355 if (mdb_lookup_by_obj(SMBSRV_OBJNAME, "smb_node_hash_table", 2356 &sym) == -1) { 2357 mdb_warn("failed to find 'smb_node_hash_table'"); 2358 return (WALK_ERR); 2359 } 2360 node_hash_table_addr = (uintptr_t)sym.st_value; 2361 } else { 2362 mdb_printf("smb_node walk only supports global walks\n"); 2363 return (WALK_ERR); 2364 } 2365 2366 GET_OFFSET(ll_off, smb_llist_t, ll_list); 2367 2368 for (i = 0; i < SMBND_HASH_MASK + 1; i++) { 2369 wsp->walk_addr = node_hash_table_addr + 2370 (i * sizeof (smb_llist_t)) + ll_off; 2371 if (mdb_layered_walk("list", wsp) == -1) { 2372 mdb_warn("failed to walk 'list'"); 2373 return (WALK_ERR); 2374 } 2375 } 2376 2377 return (WALK_NEXT); 2378 } 2379 2380 static int 2381 smb_node_walk_step(mdb_walk_state_t *wsp) 2382 { 2383 return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer, 2384 wsp->walk_cbdata)); 2385 } 2386 2387 /* 2388 * ***************************************************************************** 2389 * ****************************** smb_lock_t *********************************** 2390 * ***************************************************************************** 2391 */ 2392 2393 typedef struct mdb_smb_lock { 2394 smb_slist_t l_conflict_list; 2395 2396 smb_session_t *l_session; 2397 smb_ofile_t *l_file; 2398 struct smb_request *l_sr; 2399 2400 uint32_t l_flags; 2401 struct smb_lock *l_blocked_by; /* Debug info only */ 2402 2403 uint32_t l_pid; 2404 uint16_t l_uid; 2405 uint32_t l_type; 2406 uint64_t l_start; 2407 uint64_t l_length; 2408 } mdb_smb_lock_t; 2409 2410 static int 2411 smblock_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 2412 { 2413 mdb_smb_lock_t lock; 2414 int verbose = FALSE; 2415 uintptr_t list_addr; 2416 char *lock_type; 2417 2418 if (mdb_getopts(argc, argv, 2419 'v', MDB_OPT_SETBITS, TRUE, &verbose, 2420 NULL) != argc) 2421 return (DCMD_USAGE); 2422 2423 /* 2424 * An smb_lock_t address must be specified. 2425 */ 2426 if (!(flags & DCMD_ADDRSPEC)) 2427 return (DCMD_USAGE); 2428 2429 /* 2430 * If this is the first invocation of the command, print a nice 2431 * header line for the output that will follow. 2432 */ 2433 if (DCMD_HDRSPEC(flags)) { 2434 if (verbose) 2435 mdb_printf("SMB lock information:\n\n"); 2436 else 2437 mdb_printf("%<u>%-?s %4s %16s %8s %9s%</u>\n", 2438 "Locks: ", "TYPE", "START", "LENGTH", 2439 "CONFLICTS"); 2440 } 2441 2442 if (mdb_ctf_vread(&lock, SMBSRV_SCOPE "smb_lock_t", 2443 "mdb_smb_lock_t", addr, 0) < 0) { 2444 mdb_warn("failed to read struct smb_request at %p", addr); 2445 return (DCMD_ERR); 2446 } 2447 2448 switch (lock.l_type) { 2449 case SMB_LOCK_TYPE_READWRITE: 2450 lock_type = "RW"; 2451 break; 2452 case SMB_LOCK_TYPE_READONLY: 2453 lock_type = "RO"; 2454 break; 2455 default: 2456 lock_type = "N/A"; 2457 break; 2458 } 2459 if (verbose) { 2460 int lcl_off, sl_off; 2461 2462 GET_OFFSET(lcl_off, smb_lock_t, l_conflict_list); 2463 GET_OFFSET(sl_off, smb_slist_t, sl_list); 2464 2465 mdb_printf("Type :\t%s (%u)\n", 2466 lock_type, lock.l_type); 2467 mdb_printf("Start :\t%llx\n", 2468 lock.l_start); 2469 mdb_printf("Length :\t%lx\n", 2470 lock.l_length); 2471 mdb_printf("Session :\t%p\n", 2472 lock.l_session); 2473 mdb_printf("File :\t%p\n", 2474 lock.l_file); 2475 mdb_printf("User ID :\t%u\n", 2476 lock.l_uid); 2477 mdb_printf("Process ID :\t%u\n", 2478 lock.l_pid); 2479 mdb_printf("Conflicts :\t%u\n", 2480 lock.l_conflict_list.sl_count); 2481 if (lock.l_conflict_list.sl_count != 0) { 2482 (void) mdb_inc_indent(SMB_DCMD_INDENT); 2483 list_addr = addr + lcl_off + sl_off; 2484 if (mdb_pwalk_dcmd("list", "smb_lock", 2485 0, NULL, list_addr)) { 2486 mdb_warn("failed to walk conflict " 2487 "locks "); 2488 } 2489 (void) mdb_dec_indent(SMB_DCMD_INDENT); 2490 } 2491 mdb_printf("Blocked by :\t%p\n", 2492 lock.l_blocked_by); 2493 mdb_printf("Flags :\t0x%x\n", 2494 lock.l_flags); 2495 mdb_printf("\n"); 2496 } else { 2497 mdb_printf("%?p %4s %16llx %08lx %9x", addr, 2498 lock_type, lock.l_start, lock.l_length, 2499 lock.l_conflict_list.sl_count); 2500 } 2501 2502 return (DCMD_OK); 2503 } 2504 2505 /* 2506 * ***************************************************************************** 2507 * ************************** smb_oplock_grant_t ******************************* 2508 * ***************************************************************************** 2509 */ 2510 2511 typedef struct mdb_smb_oplock_grant { 2512 uint8_t og_breaking; 2513 uint8_t og_level; 2514 uint16_t og_fid; 2515 uint16_t og_tid; 2516 uint16_t og_uid; 2517 struct smb_session *og_session; 2518 struct smb_ofile *og_ofile; 2519 } mdb_smb_oplock_grant_t; 2520 2521 /*ARGSUSED*/ 2522 static int 2523 smboplockgrant_dcmd(uintptr_t addr, uint_t flags, int argc, 2524 const mdb_arg_t *argv) 2525 { 2526 mdb_smb_oplock_grant_t grant; 2527 char *level; 2528 2529 if (!(flags & DCMD_ADDRSPEC)) 2530 return (DCMD_USAGE); 2531 2532 /* 2533 * If this is the first invocation of the command, print a nice 2534 * header line for the output that will follow. 2535 */ 2536 if (DCMD_HDRSPEC(flags)) { 2537 mdb_printf("%<u>%-16s %-10s %-16s%</u>\n", 2538 "Grants:", "LEVEL", "OFILE"); 2539 } 2540 2541 if (mdb_ctf_vread(&grant, SMBSRV_SCOPE "smb_oplock_grant_t", 2542 "mdb_smb_oplock_grant_t", addr, 0) < 0) { 2543 mdb_warn("failed to read oplock grant at %p", addr); 2544 return (DCMD_ERR); 2545 } 2546 2547 switch (grant.og_level) { 2548 case SMB_OPLOCK_EXCLUSIVE: 2549 level = "EXCLUSIVE"; 2550 break; 2551 case SMB_OPLOCK_BATCH: 2552 level = "BATCH"; 2553 break; 2554 case SMB_OPLOCK_LEVEL_II: 2555 level = "LEVEL_II"; 2556 break; 2557 default: 2558 level = "UNKNOWN"; 2559 break; 2560 } 2561 2562 mdb_printf("%-16p %-10s %-16p", addr, level, grant.og_ofile); 2563 return (DCMD_OK); 2564 } 2565 2566 /* 2567 * ***************************************************************************** 2568 * ***************************** smb_oplock_t ********************************** 2569 * ***************************************************************************** 2570 */ 2571 2572 typedef struct mdb_smb_oplock { 2573 uint8_t ol_brk_pending; 2574 uint8_t ol_break; 2575 uint32_t ol_count; /* number of grants */ 2576 list_t ol_grants; /* list of smb_oplock_grant_t */ 2577 } mdb_smb_oplock_t; 2578 2579 /*ARGSUSED*/ 2580 static int 2581 smboplock_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 2582 { 2583 mdb_smb_oplock_t oplock; 2584 uintptr_t list_addr; 2585 int og_off; 2586 2587 if (!(flags & DCMD_ADDRSPEC)) 2588 return (DCMD_USAGE); 2589 2590 if (mdb_ctf_vread(&oplock, SMBSRV_SCOPE "smb_oplock_t", 2591 "mdb_smb_oplock_t", addr, 0) < 0) { 2592 mdb_warn("failed to read struct smb_oplock at %p", addr); 2593 return (DCMD_ERR); 2594 } 2595 2596 if (oplock.ol_count == 0) 2597 return (DCMD_OK); 2598 2599 (void) mdb_inc_indent(SMB_DCMD_INDENT); 2600 switch (oplock.ol_break) { 2601 case SMB_OPLOCK_BREAK_TO_NONE: 2602 mdb_printf("Break Pending: BREAK_TO_NONE\n"); 2603 break; 2604 case SMB_OPLOCK_BREAK_TO_LEVEL_II: 2605 mdb_printf( 2606 "Break Pending: BREAK_TO_LEVEL_II\n"); 2607 break; 2608 default: 2609 break; 2610 } 2611 2612 GET_OFFSET(og_off, smb_oplock_t, ol_grants); 2613 list_addr = addr + og_off; 2614 2615 if (mdb_pwalk_dcmd("list", "smboplockgrant", 2616 argc, argv, list_addr)) { 2617 mdb_warn("failed to walk oplock grants"); 2618 } 2619 2620 (void) mdb_dec_indent(SMB_DCMD_INDENT); 2621 2622 return (DCMD_OK); 2623 } 2624 2625 /* 2626 * ******************************************************************* 2627 * (smb) mbuf_t 2628 * 2629 * ::smb_mbuf_dump [max_len] 2630 * dcmd to dump the data portion of an mbuf_t 2631 * stop at max_len 2632 */ 2633 static int 2634 smb_mbuf_dump_dcmd(uintptr_t addr, uint_t flags, int argc, 2635 const mdb_arg_t *argv) 2636 { 2637 struct m_hdr mh; 2638 uintptr_t mdata; 2639 int len, max_len; 2640 int dumpptr_flags; 2641 2642 if (mdb_vread(&mh, sizeof (mh), addr) < 0) { 2643 mdb_warn("failed to read mbuf at %p", addr); 2644 return (DCMD_ERR); 2645 } 2646 len = mh.mh_len; 2647 mdata = (uintptr_t)mh.mh_data; 2648 2649 if (argc > 0) { 2650 if (argv[0].a_type == MDB_TYPE_IMMEDIATE) 2651 max_len = argv[0].a_un.a_val; 2652 else 2653 max_len = mdb_strtoull(argv[0].a_un.a_str); 2654 if (len > max_len) 2655 len = max_len; 2656 } 2657 if (len <= 0) 2658 return (DCMD_OK); 2659 2660 if (DCMD_HDRSPEC(flags)) { 2661 mdb_printf("%<u>%-16s %-16s %-12s%</u>\n", 2662 "mbuf_t", "m_data", "m_len"); 2663 } 2664 mdb_printf("%-16p %-16p %-12u\n", 2665 addr, mdata, mh.mh_len); 2666 2667 dumpptr_flags = MDB_DUMP_RELATIVE | MDB_DUMP_ASCII | MDB_DUMP_HEADER; 2668 if (mdb_dumpptr(mdata, len, dumpptr_flags, 2669 (mdb_dumpptr_cb_t)mdb_vread, NULL) < 0) 2670 return (DCMD_ERR); 2671 2672 return (DCMD_OK); 2673 } 2674 2675 static int 2676 smb_mbuf_walk_init(mdb_walk_state_t *wsp) 2677 { 2678 mbuf_t *m; 2679 2680 if (wsp->walk_addr == 0) { 2681 mdb_printf("require address of an mbuf_t\n"); 2682 return (WALK_ERR); 2683 } 2684 m = mdb_alloc(sizeof (*m), UM_SLEEP | UM_GC); 2685 wsp->walk_data = m; 2686 return (WALK_NEXT); 2687 } 2688 2689 static int 2690 smb_mbuf_walk_step(mdb_walk_state_t *wsp) 2691 { 2692 uintptr_t addr = wsp->walk_addr; 2693 mbuf_t *m = wsp->walk_data; 2694 int rc; 2695 2696 if (wsp->walk_addr == 0) 2697 return (WALK_DONE); 2698 2699 if (mdb_vread(m, sizeof (*m), addr) == -1) { 2700 mdb_warn("failed to read mbuf_t at %p", addr); 2701 return (WALK_ERR); 2702 } 2703 2704 rc = wsp->walk_callback(addr, m, wsp->walk_cbdata); 2705 wsp->walk_addr = (uintptr_t)m->m_next; 2706 2707 return (rc); 2708 } 2709 2710 /* 2711 * ***************************************************************************** 2712 * ******************************** smb_ace_t ********************************** 2713 * ***************************************************************************** 2714 */ 2715 static const ace_type_entry_t ace_types[ACE_TYPE_TABLEN] = 2716 { 2717 ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_ACE_TYPE), 2718 ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_ACE_TYPE), 2719 ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_ACE_TYPE), 2720 ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_ACE_TYPE), 2721 ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE), 2722 ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE), 2723 ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_OBJECT_ACE_TYPE), 2724 ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE), 2725 ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE), 2726 ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE), 2727 ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE), 2728 ACE_TYPE_ENTRY(ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE), 2729 ACE_TYPE_ENTRY(ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE), 2730 ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE), 2731 ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE), 2732 ACE_TYPE_ENTRY(ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE), 2733 ACE_TYPE_ENTRY(ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE), 2734 ACE_TYPE_ENTRY(0x11), 2735 ACE_TYPE_ENTRY(0x12), 2736 ACE_TYPE_ENTRY(0x13), 2737 ACE_TYPE_ENTRY(0x14), 2738 ACE_TYPE_ENTRY(0x15), 2739 ACE_TYPE_ENTRY(0x16), 2740 ACE_TYPE_ENTRY(0x17), 2741 ACE_TYPE_ENTRY(0x18), 2742 ACE_TYPE_ENTRY(0x19), 2743 ACE_TYPE_ENTRY(0x1A), 2744 ACE_TYPE_ENTRY(0x1B), 2745 ACE_TYPE_ENTRY(0x1C), 2746 ACE_TYPE_ENTRY(0x1D), 2747 ACE_TYPE_ENTRY(0x1E), 2748 ACE_TYPE_ENTRY(0x1F) 2749 }; 2750 2751 static const mdb_bitmask_t ace_flag_bits[] = { 2752 { "OBJECT_INHERIT_ACE", OBJECT_INHERIT_ACE, OBJECT_INHERIT_ACE }, 2753 { "CONTAINER_INHERIT_ACE", CONTAINER_INHERIT_ACE, 2754 CONTAINER_INHERIT_ACE }, 2755 { "NO_PROPOGATE_INHERIT_ACE", NO_PROPOGATE_INHERIT_ACE, 2756 NO_PROPOGATE_INHERIT_ACE }, 2757 { "INHERIT_ONLY_ACE", INHERIT_ONLY_ACE, INHERIT_ONLY_ACE }, 2758 { "INHERITED_ACE", INHERITED_ACE, INHERITED_ACE }, 2759 { "SUCCESSFUL_ACCESS_ACE_FLAG", SUCCESSFUL_ACCESS_ACE_FLAG, 2760 SUCCESSFUL_ACCESS_ACE_FLAG }, 2761 { "FAILED_ACCESS_ACE_FLAG", FAILED_ACCESS_ACE_FLAG, 2762 FAILED_ACCESS_ACE_FLAG }, 2763 { NULL, 0, 0 } 2764 }; 2765 2766 /* 2767 * ::smbace 2768 */ 2769 static int 2770 smbace_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 2771 { 2772 smb_ace_t ace; 2773 int verbose = FALSE; 2774 const char *ptr; 2775 int rc; 2776 2777 if (mdb_getopts(argc, argv, 'v', MDB_OPT_SETBITS, TRUE, &verbose, 2778 NULL) != argc) 2779 return (DCMD_USAGE); 2780 2781 /* 2782 * An smb_ace address is required. 2783 */ 2784 if (!(flags & DCMD_ADDRSPEC)) 2785 return (DCMD_USAGE); 2786 2787 if (mdb_vread(&ace, sizeof (ace), addr) != sizeof (ace)) { 2788 mdb_warn("failed to read struct smb_ace at %p", addr); 2789 return (DCMD_ERR); 2790 } 2791 2792 if (verbose) { 2793 if (ace.se_hdr.se_type < ACE_TYPE_TABLEN) 2794 ptr = ace_types[ace.se_hdr.se_type].ace_type_sting; 2795 else 2796 ptr = "Unknown"; 2797 2798 mdb_printf("ACE Type: 0x%02x (%s)\n", ace.se_hdr.se_type, ptr); 2799 mdb_printf("ACE Flags: %b\n", (int)ace.se_hdr.se_flags, 2800 ace_flag_bits); 2801 mdb_printf("ACE Wire Size: 0x%04x\n", ace.se_hdr.se_bsize); 2802 mdb_printf("ACE Mask: 0x%08x\n", ace.se_mask); 2803 mdb_printf("ACE SID: "); 2804 } else { 2805 if (DCMD_HDRSPEC(flags)) 2806 mdb_printf( 2807 "%<b>%<u>%?-s %-4s %-4s %-8s %s%</u>%</b>\n", 2808 "ACE", "TYPE", "FLAGS", "MASK", "SID"); 2809 mdb_printf("%?p 0x%02x 0x%02x 0x%08x ", addr, 2810 ace.se_hdr.se_type, ace.se_hdr.se_flags, ace.se_mask); 2811 } 2812 rc = smb_sid_print((uintptr_t)ace.se_sid); 2813 mdb_printf("\n"); 2814 return (rc); 2815 } 2816 2817 static int 2818 smb_ace_walk_init(mdb_walk_state_t *wsp) 2819 { 2820 int sal_off; 2821 2822 if (wsp->walk_addr == 0) { 2823 mdb_printf("smb_ace walk only supports local walks\n"); 2824 return (WALK_ERR); 2825 } 2826 2827 GET_OFFSET(sal_off, smb_acl_t, sl_sorted); 2828 wsp->walk_addr += sal_off; 2829 2830 if (mdb_layered_walk("list", wsp) == -1) { 2831 mdb_warn("failed to walk list of ACEs"); 2832 return (WALK_ERR); 2833 } 2834 2835 return (WALK_NEXT); 2836 } 2837 2838 static int 2839 smb_ace_walk_step(mdb_walk_state_t *wsp) 2840 { 2841 return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer, 2842 wsp->walk_cbdata)); 2843 } 2844 2845 /* 2846 * ***************************************************************************** 2847 * ******************************** smb_acl_t ********************************** 2848 * ***************************************************************************** 2849 */ 2850 2851 /* 2852 * ::smbacl 2853 */ 2854 static int 2855 smbacl_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 2856 { 2857 smb_acl_t acl; 2858 2859 /* An smb_acl address is required. */ 2860 if (!(flags & DCMD_ADDRSPEC)) 2861 return (DCMD_USAGE); 2862 2863 if (mdb_vread(&acl, sizeof (acl), addr) != sizeof (acl)) { 2864 mdb_warn("failed to read struct smb_acl at %p", addr); 2865 return (DCMD_ERR); 2866 } 2867 2868 mdb_printf("ACL Revision: %d\n", acl.sl_revision); 2869 mdb_printf("ACL Size on Wire: %d\n", acl.sl_bsize); 2870 mdb_printf("ACL Number of ACEs: %d\n", acl.sl_acecnt); 2871 2872 (void) mdb_inc_indent(SMB_DCMD_INDENT); 2873 if (mdb_pwalk_dcmd("smbace_walker", "smbace", argc, argv, addr)) { 2874 (void) mdb_dec_indent(SMB_DCMD_INDENT); 2875 mdb_warn("failed to walk list of ACEs for ACL %p", addr); 2876 return (DCMD_ERR); 2877 } 2878 (void) mdb_dec_indent(SMB_DCMD_INDENT); 2879 return (DCMD_OK); 2880 } 2881 2882 /* 2883 * ***************************************************************************** 2884 * ********************************* smb_sd_t ********************************** 2885 * ***************************************************************************** 2886 */ 2887 2888 /* 2889 * ::smbsd 2890 */ 2891 static int 2892 smbsd_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 2893 { 2894 smb_sd_t sd; 2895 int rc; 2896 2897 /* 2898 * An smb_sid address is required. 2899 */ 2900 if (!(flags & DCMD_ADDRSPEC)) 2901 return (DCMD_USAGE); 2902 2903 if (mdb_vread(&sd, sizeof (sd), addr) != sizeof (sd)) { 2904 mdb_warn("failed to read struct smb_sd at %p", addr); 2905 return (DCMD_ERR); 2906 } 2907 2908 mdb_printf("SD Revision: %d\n", sd.sd_revision); 2909 mdb_printf("SD Control: %04x\n", sd.sd_control); 2910 if (sd.sd_control & SE_OWNER_DEFAULTED) 2911 mdb_printf("\t SE_OWNER_DEFAULTED\n"); 2912 if (sd.sd_control & SE_GROUP_DEFAULTED) 2913 mdb_printf("\t SE_GROUP_DEFAULTED\n"); 2914 if (sd.sd_control & SE_DACL_PRESENT) 2915 mdb_printf("\t SE_DACL_PRESENT\n"); 2916 if (sd.sd_control & SE_DACL_DEFAULTED) 2917 mdb_printf("\t SE_DACL_DEFAULTED\n"); 2918 if (sd.sd_control & SE_SACL_PRESENT) 2919 mdb_printf("\t SE_SACL_PRESENT\n"); 2920 if (sd.sd_control & SE_SACL_DEFAULTED) 2921 mdb_printf("\t SE_SACL_DEFAULTED\n"); 2922 if (sd.sd_control & SE_DACL_AUTO_INHERIT_REQ) 2923 mdb_printf("\t SE_DACL_AUTO_INHERIT_REQ\n"); 2924 if (sd.sd_control & SE_SACL_AUTO_INHERIT_REQ) 2925 mdb_printf("\t SE_SACL_AUTO_INHERIT_REQ\n"); 2926 if (sd.sd_control & SE_DACL_AUTO_INHERITED) 2927 mdb_printf("\t SE_DACL_AUTO_INHERITED\n"); 2928 if (sd.sd_control & SE_SACL_AUTO_INHERITED) 2929 mdb_printf("\t SE_SACL_AUTO_INHERITED\n"); 2930 if (sd.sd_control & SE_DACL_PROTECTED) 2931 mdb_printf("\t SE_DACL_PROTECTED\n"); 2932 if (sd.sd_control & SE_SACL_PROTECTED) 2933 mdb_printf("\t SE_SACL_PROTECTED\n"); 2934 if (sd.sd_control & SE_SELF_RELATIVE) 2935 mdb_printf("\t SE_SELF_RELATIVE\n"); 2936 2937 mdb_printf("SID of Owner: "); 2938 rc = smb_sid_print((uintptr_t)sd.sd_owner); 2939 if (rc != DCMD_OK) 2940 return (rc); 2941 mdb_printf("\nSID of Group: "); 2942 rc = smb_sid_print((uintptr_t)sd.sd_group); 2943 if (rc != DCMD_OK) 2944 return (rc); 2945 mdb_printf("\n"); 2946 2947 if (sd.sd_control & SE_SACL_PRESENT && sd.sd_sacl) { 2948 mdb_printf("%<b>%<u>System ACL%</u>%</b>\n"); 2949 (void) mdb_inc_indent(SMB_DCMD_INDENT); 2950 rc = mdb_call_dcmd("smbacl", (uintptr_t)sd.sd_sacl, flags, 2951 argc, argv); 2952 (void) mdb_dec_indent(SMB_DCMD_INDENT); 2953 if (rc != DCMD_OK) 2954 return (rc); 2955 } 2956 if (sd.sd_control & SE_DACL_PRESENT && sd.sd_dacl) { 2957 mdb_printf("%<b>%<u>Discretionary ACL%</u>%</b>\n"); 2958 (void) mdb_inc_indent(SMB_DCMD_INDENT); 2959 rc = mdb_call_dcmd("smbacl", (uintptr_t)sd.sd_dacl, flags, 2960 argc, argv); 2961 (void) mdb_dec_indent(SMB_DCMD_INDENT); 2962 if (rc != DCMD_OK) 2963 return (rc); 2964 } 2965 2966 return (DCMD_OK); 2967 } 2968 2969 /* 2970 * ***************************************************************************** 2971 * ********************************* smb_sid_t ********************************* 2972 * ***************************************************************************** 2973 */ 2974 2975 /* 2976 * ::smbsid 2977 */ 2978 /*ARGSUSED*/ 2979 static int 2980 smbsid_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 2981 { 2982 /* 2983 * An smb_sid address is required. 2984 */ 2985 if (!(flags & DCMD_ADDRSPEC)) 2986 return (DCMD_USAGE); 2987 2988 return (smb_sid_print(addr)); 2989 } 2990 2991 /* 2992 * smb_sid_print 2993 */ 2994 static int 2995 smb_sid_print(uintptr_t addr) 2996 { 2997 smb_sid_t sid; 2998 smb_sid_t *psid; 2999 size_t sid_size; 3000 uint64_t authority; 3001 int ssa_off; 3002 int i; 3003 3004 GET_OFFSET(ssa_off, smb_sid_t, sid_subauth); 3005 sid_size = ssa_off; 3006 3007 if (mdb_vread(&sid, sid_size, addr) != sid_size) { 3008 mdb_warn("failed to read struct smb_sid at %p", addr); 3009 return (DCMD_ERR); 3010 } 3011 3012 sid_size += sid.sid_subauthcnt * sizeof (sid.sid_subauth[0]); 3013 3014 psid = mdb_zalloc(sid_size, UM_SLEEP | UM_GC); 3015 if (mdb_vread(psid, sid_size, addr) != sid_size) { 3016 mdb_warn("failed to read struct smb_sid at %p", addr); 3017 return (DCMD_ERR); 3018 } 3019 3020 mdb_printf("S-%d", psid->sid_revision); 3021 authority = 0; 3022 for (i = 0; i < NT_SID_AUTH_MAX; i++) { 3023 authority += ((uint64_t)psid->sid_authority[i]) << 3024 (8 * (NT_SID_AUTH_MAX - 1) - i); 3025 } 3026 mdb_printf("-%ll", authority); 3027 3028 for (i = 0; i < psid->sid_subauthcnt; i++) 3029 mdb_printf("-%d", psid->sid_subauth[i]); 3030 3031 return (DCMD_OK); 3032 } 3033 3034 /* 3035 * ***************************************************************************** 3036 * ********************************* smb_fssd_t ******************************** 3037 * ***************************************************************************** 3038 */ 3039 3040 /* 3041 * ::smbfssd 3042 */ 3043 static int 3044 smbfssd_dcmd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 3045 { 3046 smb_fssd_t fssd; 3047 int rc; 3048 3049 /* 3050 * An smb_fssd address is required. 3051 */ 3052 if (!(flags & DCMD_ADDRSPEC)) 3053 return (DCMD_USAGE); 3054 3055 if (mdb_vread(&fssd, sizeof (fssd), addr) != sizeof (fssd)) { 3056 mdb_warn("failed to read struct smb_fssd at %p", addr); 3057 return (DCMD_ERR); 3058 } 3059 3060 mdb_printf("FSSD secinfo: 0x%x\n", fssd.sd_secinfo); 3061 if (fssd.sd_secinfo & SMB_OWNER_SECINFO) 3062 mdb_printf("FSSD uid: %d\n", fssd.sd_uid); 3063 if (fssd.sd_secinfo & SMB_GROUP_SECINFO) 3064 mdb_printf("FSSD gid: %d\n", fssd.sd_gid); 3065 if (fssd.sd_secinfo & SMB_SACL_SECINFO && fssd.sd_zsacl) { 3066 mdb_printf("%<b>%<u>System ACL%</u>%</b>\n"); 3067 (void) mdb_inc_indent(SMB_DCMD_INDENT); 3068 rc = mdb_call_dcmd("smbacl", (uintptr_t)fssd.sd_zsacl, flags, 3069 argc, argv); 3070 (void) mdb_dec_indent(SMB_DCMD_INDENT); 3071 if (rc != DCMD_OK) 3072 return (rc); 3073 } 3074 if (fssd.sd_secinfo & SMB_DACL_SECINFO && fssd.sd_zdacl) { 3075 mdb_printf("%<b>%<u>Discretionary ACL%</u>%</b>\n"); 3076 (void) mdb_inc_indent(SMB_DCMD_INDENT); 3077 rc = mdb_call_dcmd("smbacl", (uintptr_t)fssd.sd_zdacl, flags, 3078 argc, argv); 3079 (void) mdb_dec_indent(SMB_DCMD_INDENT); 3080 if (rc != DCMD_OK) 3081 return (rc); 3082 } 3083 3084 return (DCMD_OK); 3085 } 3086 3087 /* 3088 * ***************************************************************************** 3089 * **************************** Utility Funcions ******************************* 3090 * ***************************************************************************** 3091 */ 3092 3093 /* 3094 * smb_dcmd_getopt 3095 * 3096 * This function analyzes the arguments passed in and sets the bit corresponding 3097 * to the options found in the opts variable. 3098 * 3099 * Return Value 3100 * 3101 * -1 An error occured during the decoding 3102 * 0 The decoding was successful 3103 */ 3104 static int 3105 smb_dcmd_getopt(uint_t *opts, int argc, const mdb_arg_t *argv) 3106 { 3107 *opts = 0; 3108 3109 if (mdb_getopts(argc, argv, 3110 's', MDB_OPT_SETBITS, SMB_OPT_SERVER, opts, 3111 'e', MDB_OPT_SETBITS, SMB_OPT_SESSION, opts, 3112 'r', MDB_OPT_SETBITS, SMB_OPT_REQUEST, opts, 3113 'u', MDB_OPT_SETBITS, SMB_OPT_USER, opts, 3114 't', MDB_OPT_SETBITS, SMB_OPT_TREE, opts, 3115 'f', MDB_OPT_SETBITS, SMB_OPT_OFILE, opts, 3116 'd', MDB_OPT_SETBITS, SMB_OPT_ODIR, opts, 3117 'w', MDB_OPT_SETBITS, SMB_OPT_WALK, opts, 3118 'v', MDB_OPT_SETBITS, SMB_OPT_VERBOSE, opts, 3119 NULL) != argc) 3120 return (-1); 3121 3122 return (0); 3123 } 3124 3125 /* 3126 * smb_dcmd_setopt 3127 * 3128 * This function set the arguments corresponding to the bits set in opts. 3129 * 3130 * Return Value 3131 * 3132 * Number of arguments set. 3133 */ 3134 static int 3135 smb_dcmd_setopt(uint_t opts, int max_argc, mdb_arg_t *argv) 3136 { 3137 int i; 3138 int argc = 0; 3139 3140 for (i = 0; i < SMB_MDB_MAX_OPTS; i++) { 3141 if ((opts & smb_opts[i].o_value) && (argc < max_argc)) { 3142 argv->a_type = MDB_TYPE_STRING; 3143 argv->a_un.a_str = smb_opts[i].o_name; 3144 argc++; 3145 argv++; 3146 } 3147 } 3148 return (argc); 3149 } 3150 3151 /* 3152 * smb_obj_expand 3153 */ 3154 static int 3155 smb_obj_expand(uintptr_t addr, uint_t opts, const smb_exp_t *x, ulong_t indent) 3156 { 3157 int rc = 0; 3158 int ex_off; 3159 int argc; 3160 mdb_arg_t argv[SMB_MDB_MAX_OPTS]; 3161 3162 argc = smb_dcmd_setopt(opts | SMB_OPT_WALK, SMB_MDB_MAX_OPTS, argv); 3163 3164 (void) mdb_inc_indent(indent); 3165 while (x->ex_dcmd) { 3166 if (x->ex_mask & opts) { 3167 ex_off = (x->ex_offset)(); 3168 rc = mdb_pwalk_dcmd("list", x->ex_dcmd, argc, argv, 3169 addr + ex_off); 3170 3171 if (rc) { 3172 mdb_warn("failed to walk the list of %s in %p", 3173 x->ex_name, addr + ex_off); 3174 break; 3175 } 3176 } 3177 x++; 3178 } 3179 (void) mdb_dec_indent(indent); 3180 return (rc); 3181 } 3182 3183 /* 3184 * smb_obj_list 3185 * 3186 * Function called by the DCMDs when no address is provided. It expands the 3187 * tree under the object type associated with the calling DCMD (based on the 3188 * flags passed in). 3189 * 3190 * Return Value 3191 * 3192 * DCMD_OK 3193 * DCMD_ERR 3194 */ 3195 static int 3196 smb_obj_list(const char *name, uint_t opts, uint_t flags) 3197 { 3198 int argc; 3199 mdb_arg_t argv[SMB_MDB_MAX_OPTS]; 3200 3201 argc = smb_dcmd_setopt(opts, SMB_MDB_MAX_OPTS, argv); 3202 3203 if (mdb_call_dcmd("smblist", 0, flags, argc, argv)) { 3204 mdb_warn("failed to list %s", name); 3205 return (DCMD_ERR); 3206 } 3207 return (DCMD_OK); 3208 } 3209 3210 static int 3211 smb_worker_findstack(uintptr_t addr) 3212 { 3213 char cmd[80]; 3214 mdb_arg_t cmdarg; 3215 3216 mdb_inc_indent(2); 3217 mdb_snprintf(cmd, sizeof (cmd), "<.$c%d", 16); 3218 cmdarg.a_type = MDB_TYPE_STRING; 3219 cmdarg.a_un.a_str = cmd; 3220 (void) mdb_call_dcmd("findstack", addr, DCMD_ADDRSPEC, 1, &cmdarg); 3221 mdb_dec_indent(2); 3222 mdb_printf("\n"); 3223 return (DCMD_OK); 3224 } 3225 3226 static void 3227 smb_inaddr_ntop(smb_inaddr_t *ina, char *buf, size_t sz) 3228 { 3229 3230 switch (ina->a_family) { 3231 case AF_INET: 3232 (void) mdb_snprintf(buf, sz, "%I", ina->a_ipv4); 3233 break; 3234 case AF_INET6: 3235 (void) mdb_snprintf(buf, sz, "%N", ina->a_ipv6); 3236 break; 3237 default: 3238 (void) mdb_snprintf(buf, sz, "(?)"); 3239 break; 3240 } 3241 } 3242 3243 /* 3244 * Get the name for an enum value 3245 */ 3246 static void 3247 get_enum(char *out, size_t size, const char *type_str, int val, 3248 const char *prefix) 3249 { 3250 mdb_ctf_id_t type_id; 3251 const char *cp; 3252 3253 if (mdb_ctf_lookup_by_name(type_str, &type_id) != 0) 3254 goto errout; 3255 if (mdb_ctf_type_resolve(type_id, &type_id) != 0) 3256 goto errout; 3257 if ((cp = mdb_ctf_enum_name(type_id, val)) == NULL) 3258 goto errout; 3259 if (prefix != NULL) { 3260 size_t len = strlen(prefix); 3261 if (strncmp(cp, prefix, len) == 0) 3262 cp += len; 3263 } 3264 (void) strncpy(out, cp, size); 3265 return; 3266 3267 errout: 3268 mdb_snprintf(out, size, "? (%d)", val); 3269 } 3270 3271 /* 3272 * MDB module linkage information: 3273 * 3274 * We declare a list of structures describing our dcmds, a list of structures 3275 * describing our walkers and a function named _mdb_init to return a pointer 3276 * to our module information. 3277 */ 3278 static const mdb_dcmd_t dcmds[] = { 3279 { "smblist", 3280 "[-seutfdwv]", 3281 "print tree of SMB objects", 3282 smblist_dcmd, 3283 smblist_help }, 3284 { "smbsrv", 3285 "[-seutfdwv]", 3286 "print smb_server information", 3287 smbsrv_dcmd }, 3288 { "smbshare", 3289 ":[-v]", 3290 "print smb_kshare_t information", 3291 smbshare_dcmd }, 3292 { "smbvfs", 3293 ":[-v]", 3294 "print smb_vfs information", 3295 smbvfs_dcmd }, 3296 { "smbnode", 3297 "?[-vps]", 3298 "print smb_node_t information", 3299 smbnode_dcmd, 3300 smbnode_help }, 3301 { "smbsess", 3302 "[-utfdwv]", 3303 "print smb_session_t information", 3304 smbsess_dcmd, 3305 smbsess_help}, 3306 { "smbreq", 3307 ":[-v]", 3308 "print smb_request_t information", 3309 smbreq_dcmd }, 3310 { "smbreq_dump", 3311 ":[-cr] [-o outfile]", 3312 "dump smb_request_t packets (cmd/reply)", 3313 smbreq_dump_dcmd, 3314 smbreq_dump_help, 3315 }, 3316 { "smblock", ":[-v]", 3317 "print smb_lock_t information", 3318 smblock_dcmd }, 3319 { "smbuser", 3320 ":[-vdftq]", 3321 "print smb_user_t information", 3322 smbuser_dcmd, 3323 smbuser_help }, 3324 { "smbtree", 3325 ":[-vdf]", 3326 "print smb_tree_t information", 3327 smbtree_dcmd, 3328 smbtree_help }, 3329 { "smbodir", 3330 ":[-v]", 3331 "print smb_odir_t information", 3332 smbodir_dcmd }, 3333 { "smbofile", 3334 "[-v]", 3335 "print smb_file_t information", 3336 smbofile_dcmd }, 3337 { "smboplock", NULL, 3338 "print smb_oplock_t information", 3339 smboplock_dcmd }, 3340 { "smboplockgrant", NULL, 3341 "print smb_oplock_grant_t information", 3342 smboplockgrant_dcmd }, 3343 { "smbace", "[-v]", 3344 "print smb_ace_t information", 3345 smbace_dcmd }, 3346 { "smbacl", "[-v]", 3347 "print smb_acl_t information", 3348 smbacl_dcmd }, 3349 { "smbsid", "[-v]", 3350 "print smb_sid_t information", 3351 smbsid_dcmd }, 3352 { "smbsd", "[-v]", 3353 "print smb_sd_t information", 3354 smbsd_dcmd }, 3355 { "smbfssd", "[-v]", 3356 "print smb_fssd_t information", 3357 smbfssd_dcmd }, 3358 { "smb_mbuf_dump", ":[max_len]", 3359 "print mbuf_t data", 3360 smb_mbuf_dump_dcmd }, 3361 { NULL } 3362 }; 3363 3364 static const mdb_walker_t walkers[] = { 3365 { "smbnode_walker", 3366 "walk list of smb_node_t structures", 3367 smb_node_walk_init, 3368 smb_node_walk_step, 3369 NULL, 3370 NULL }, 3371 { "smbshare_walker", 3372 "walk list of smb_kshare_t structures", 3373 smb_kshare_walk_init, 3374 smb_kshare_walk_step, 3375 NULL, 3376 NULL }, 3377 { "smbvfs_walker", 3378 "walk list of smb_vfs_t structures", 3379 smb_vfs_walk_init, 3380 smb_vfs_walk_step, 3381 NULL, 3382 NULL }, 3383 { "smbace_walker", 3384 "walk list of smb_ace_t structures", 3385 smb_ace_walk_init, 3386 smb_ace_walk_step, 3387 NULL, 3388 NULL }, 3389 { "smb_mbuf_walker", 3390 "walk list of mbuf_t structures", 3391 smb_mbuf_walk_init, 3392 smb_mbuf_walk_step, 3393 NULL, 3394 NULL }, 3395 { NULL } 3396 }; 3397 3398 static const mdb_modinfo_t modinfo = { 3399 MDB_API_VERSION, dcmds, walkers 3400 }; 3401 3402 const mdb_modinfo_t * 3403 _mdb_init(void) 3404 { 3405 return (&modinfo); 3406 } 3407