2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
10 #include <afsconfig.h>
11 #include <afs/param.h>
16 #include <sys/types.h>
24 #include <netinet/in.h>
39 #include <afs/com_err.h>
45 #define UBIK_HEADERSIZE 64
46 #define UBIK_BUFFERSIZE 1024
48 char *whoami = "kadb_check";
54 int listuheader, listkheader, listentries, verbose;
60 struct ubik_hdr uheader;
62 offset = lseek(fd, 0, 0);
64 printf("error: lseek to 0 failed: %d %d\n", offset, errno);
68 /* now read the info */
69 r = read(fd, &uheader, sizeof(uheader));
70 if (r != sizeof(uheader)) {
71 printf("error: read of %d bytes failed: %d %d\n", sizeof(uheader), r,
76 uheader.magic = ntohl(uheader.magic);
77 uheader.size = ntohl(uheader.size);
78 uheader.version.epoch = ntohl(uheader.version.epoch);
79 uheader.version.counter = ntohl(uheader.version.counter);
82 printf("Ubik Header\n");
83 printf(" Magic = 0x%x\n", uheader.magic);
84 printf(" Size = %u\n", uheader.size);
85 printf(" Version.epoch = %u\n", uheader.version.epoch);
86 printf(" Version.counter = %u\n", uheader.version.counter);
89 if (uheader.size != UBIK_HEADERSIZE)
90 printf("Ubik header size is %u (should be %u)\n", uheader.size,
92 if (uheader.magic != UBIK_MAGIC)
93 printf("Ubik header magic is 0x%x (should be 0x%x)\n", uheader.magic,
101 struct kaheader *header;
103 printf("Version = %d\n", header->version);
104 printf("HeaderSize = %d\n", header->headerSize);
105 printf("Free Ptr = %u\n", header->freePtr);
106 printf("EOF Ptr = %u\n", header->eofPtr);
107 printf("Kvno Ptr = %u\n", header->kvnoPtr);
108 printf("SpecialKeysVersion changed = %d\n", header->specialKeysVersion);
109 printf("# admin accounts = %d\n", header->admin_accounts);
110 printf("HashSize = %d\n", header->hashsize);
111 printf("Check Version = %d\n", header->checkVersion);
112 printf("stats.minorVersion = %d\n", header->stats.minor_version);
113 printf("stats.AllocBlock calls = %d\n", header->stats.allocs);
114 printf("stats.FreeBlock calls = %d\n", header->stats.frees);
115 printf("stats.cpw commands = %d\n", header->stats.cpws);
119 PrintEntry(index, entry)
121 struct kaentry *entry;
130 i = (index - sizeof(struct kaheader)) / sizeof(struct kaentry);
132 printf("Entry %5d (%u):\n", i, index);
134 if (entry->flags & KAFNORMAL) {
135 printf(" Name = %s", entry->userID.name);
136 if (strlen(entry->userID.instance) > 0) {
137 printf(".%s", entry->userID.instance);
143 if (entry->flags & KAFNORMAL)
145 if (entry->flags & KAFADMIN)
147 if (entry->flags & KAFNOTGS)
149 if (entry->flags & KAFNOSEAL)
151 if (entry->flags & KAFNOCPW)
154 if (entry->flags & KAFNEWASSOC)
156 if (entry->flags & KAFFREE)
158 if (entry->flags & KAFOLDKEYS)
160 if (entry->flags & KAFSPECIAL)
162 if (entry->flags & KAFASSOCROOT)
163 printf("ROOT-ASSOC ");
164 if (entry->flags & KAFASSOC)
168 printf(" Next = %u\n", entry->next);
170 if (entry->flags & KAFFREE)
172 if (entry->flags & KAFOLDKEYS)
175 tt = entry->user_expiration;
176 tm_p = localtime(&tt);
178 strftime(Time, 100, "%m/%d/%Y %H:%M", tm_p);
180 printf(" User Expiration = %s\n",
181 (entry->user_expiration == 0xffffffff) ? "never" : Time);
183 printf(" Password Expiration = %u days %s\n",
184 entry->misc_auth_bytes[EXPIRES],
185 (entry->misc_auth_bytes[EXPIRES] ? "" : "(never)"));
187 printf(" Password Attempts before lock = ");
188 if (!entry->misc_auth_bytes[ATTEMPTS])
189 printf("unlimited\n");
191 printf("%d\n", entry->misc_auth_bytes[ATTEMPTS]);
193 printf(" Password lockout time = ");
194 if (!entry->misc_auth_bytes[LOCKTIME])
195 printf("unlimited\n");
197 printf("%.1f min\n", (entry->misc_auth_bytes[LOCKTIME] * 8.5));
199 printf(" Is entry locked = %s\n",
200 (entry->misc_auth_bytes[REUSEFLAGS] ==
201 KA_ISLOCKED) ? "yes" : "no");
203 printf(" Permit password reuse = %s\n",
204 (!entry->pwsums[0] && !entry->pwsums[1]) ? "yes" : "no");
206 printf(" Mod Time = %u: %s", entry->modification_time,
207 ctime((time_t *) & entry->modification_time));
208 printf(" Mod ID = %u\n", entry->modification_id);
209 printf(" Change Password Time = %u: %s", entry->change_password_time,
210 ctime((time_t *) & entry->change_password_time));
211 printf(" Ticket lifetime = %u: %s", entry->max_ticket_lifetime,
212 ctime((time_t *) & entry->max_ticket_lifetime));
213 printf(" Key Version = %d\n", entry->key_version);
216 ka_PrintBytes((char *)&entry->key, sizeof(entry->key));
219 /* What about asServer structs and such and misc_ath_bytes */
222 /* ntohEntry - convert back to host-order */
223 ntohEntry(struct kaentry *entryp)
225 entryp->flags = ntohl(entryp->flags);
226 entryp->next = ntohl(entryp->next);
227 entryp->user_expiration = ntohl(entryp->user_expiration);
228 entryp->modification_time = ntohl(entryp->modification_time);
229 entryp->modification_id = ntohl(entryp->modification_id);
230 entryp->change_password_time = ntohl(entryp->change_password_time);
231 entryp->max_ticket_lifetime = ntohl(entryp->max_ticket_lifetime);
232 entryp->key_version = ntohl(entryp->key_version);
233 entryp->misc.asServer.nOldKeys = ntohl(entryp->misc.asServer.nOldKeys);
234 entryp->misc.asServer.oldKeys = ntohl(entryp->misc.asServer.oldKeys);
240 struct kaentry *entryp;
242 char name[32], inst[32];
244 ka_ConvertBytes(name, sizeof(name), entryp->userID.name,
245 strlen(entryp->userID.name));
246 ka_ConvertBytes(inst, sizeof(inst), entryp->userID.instance,
247 strlen(entryp->userID.instance));
249 if (strlen(entryp->userID.instance)) {
250 sprintf(principal, "%s.%s", name, inst);
252 strcpy(principal, name);
260 struct kaentry *entryp;
266 /* Special entries are not rebuilt */
267 if (entryp->flags & KAFSPECIAL)
270 fprintf(out, "create -name %s", EntryName(entryp));
272 ka_ConvertBytes(key, sizeof(key), (char *)&entryp->key,
273 sizeof(entryp->key));
274 fprintf(out, " -initial_password foo\n");
277 if (entryp->flags & KAFADMIN)
278 strcat(flags, "+ADMIN");
279 if (entryp->flags & KAFNOTGS)
280 strcat(flags, "+NOTGS");
281 if (entryp->flags & KAFNOSEAL)
282 strcat(flags, "+NOSEAL");
283 if (entryp->flags & KAFNOCPW)
284 strcat(flags, "+NOCPW");
286 fprintf(out, "setfields -name %s", principal);
287 if (strcmp(flags, "") != 0)
288 fprintf(out, " -flags %s", &flags[1]);
289 if (entryp->user_expiration != 0xffffffff) {
290 time_t tt = entryp->user_expiration;
291 strftime(Time, 50, "%m/%d/%Y %H:%M",localtime(&tt));
292 fprintf(out, " -expiration '%s'", Time);
294 fprintf(out, " -lifetime %u", entryp->max_ticket_lifetime);
295 if (entryp->misc_auth_bytes[EXPIRES])
296 fprintf(out, " -pwexpires %u", entryp->misc_auth_bytes[EXPIRES]);
297 if (entryp->pwsums[0] || entryp->pwsums[1])
298 fprintf(out, " -reuse no");
299 if (entryp->misc_auth_bytes[ATTEMPTS])
300 fprintf(out, " -attempts %u", entryp->misc_auth_bytes[ATTEMPTS]);
301 if (entryp->misc_auth_bytes[LOCKTIME])
302 fprintf(out, " -locktime %d",
303 (int)(entryp->misc_auth_bytes[LOCKTIME] * 8.5));
306 fprintf(out, "setkey -name %s -new_key %s -kvno %d\n", principal, key,
307 ntohl(entryp->key_version));
311 struct kaheader *header;
313 afs_int32 i, code = 0;
315 header->version = ntohl(header->version);
316 header->headerSize = ntohl(header->headerSize);
317 header->freePtr = ntohl(header->freePtr);
318 header->eofPtr = ntohl(header->eofPtr);
319 header->kvnoPtr = ntohl(header->kvnoPtr);
320 header->stats.minor_version = ntohl(header->stats.minor_version);
321 header->stats.allocs = ntohl(header->stats.allocs);
322 header->stats.frees = ntohl(header->stats.frees);
323 header->stats.cpws = ntohl(header->stats.cpws);
324 header->admin_accounts = ntohl(header->admin_accounts);
325 header->specialKeysVersion = ntohl(header->specialKeysVersion);
326 header->hashsize = ntohl(header->hashsize);
327 for (i = 0; i < HASHSIZE; i++) {
328 header->nameHash[i] = ntohl(header->nameHash[i]);
330 header->checkVersion = ntohl(header->checkVersion);
332 if (header->version != header->checkVersion) {
334 fprintf(stderr, "HEADER VERSION MISMATCH: initial %d, final %d\n",
335 header->version, header->checkVersion);
337 if (header->headerSize != sizeof(struct kaheader)) {
340 "HEADER SIZE WRONG: file indicates %d, should be %d\n",
341 header->headerSize, sizeof(struct kaheader));
343 if (header->hashsize != HASHSIZE) {
345 fprintf(stderr, "HASH SIZE WRONG: file indicates %d, should be %d\n",
346 header->hashsize, HASHSIZE);
348 if ((header->kvnoPtr && ((header->kvnoPtr < header->headerSize)
349 || (header->eofPtr < header->freePtr)))
350 || (header->freePtr && ((header->freePtr < header->headerSize)
351 || (header->eofPtr < header->kvnoPtr)))) {
354 "DATABASE POINTERS BAD: header size = %d, freePtr = %d, kvnoPtr = %d, eofPtr = %d\n",
355 header->headerSize, header->freePtr, header->kvnoPtr,
360 * fprintf(stderr, "DB Version %d, %d possible entries\n", header->version,
361 * (header->eofPtr-header->headerSize) / sizeof(struct kaentry));
368 struct kaentry *entryp;
372 char *aname = entryp->userID.name;
373 char *ainstance = entryp->userID.instance;
375 /* stolen directly from the HashString function in the vol package */
377 for (i = strlen(aname), aname += i - 1; i--; aname--)
378 hash = (hash * 31) + (*((unsigned char *)aname) - 31);
379 for (i = strlen(ainstance), ainstance += i - 1; i--; ainstance--)
380 hash = (hash * 31) + (*((unsigned char *)ainstance) - 31);
381 return (hash % HASHSIZE);
384 readDB(offset, buffer, size)
391 offset += UBIK_HEADERSIZE;
392 code = lseek(fd, offset, SEEK_SET);
393 if (code != offset) {
394 com_err(whoami, errno, "skipping Ubik header");
397 code = read(fd, buffer, size);
399 com_err(whoami, errno, "reading db got %d bytes", code);
404 #include "AFS_component_version_number.c"
407 struct cmd_syndesc *as;
415 struct kaheader header;
416 int nentries, i, j, count;
418 struct kaentry entry;
420 dbFile = as->parms[0].items->data; /* -database */
421 listuheader = (as->parms[1].items ? 1 : 0); /* -uheader */
422 listkheader = (as->parms[2].items ? 1 : 0); /* -kheader */
423 listentries = (as->parms[3].items ? 1 : 0); /* -entries */
424 verbose = (as->parms[4].items ? 1 : 0); /* -verbose */
425 outFile = (as->parms[5].items ? as->parms[5].items->data : NULL); /* -rebuild */
428 out = fopen(outFile, "w");
430 com_err(whoami, errno, "opening output file %s", outFile);
436 fd = open(dbFile, O_RDONLY, 0);
438 com_err(whoami, errno, "opening database file %s", dbFile);
441 code = fstat(fd, &info);
443 com_err(whoami, errno, "stat'ing file %s", dbFile);
446 if ((info.st_size - UBIK_HEADERSIZE) % UBIK_BUFFERSIZE)
448 "DATABASE SIZE INCONSISTENT: was %d, should be (n*%d + %d), for integral n\n",
449 info.st_size, UBIK_BUFFERSIZE, UBIK_HEADERSIZE);
453 readDB(0, &header, sizeof(header));
454 code = CheckHeader(&header);
456 PrintHeader(&header);
460 (UBIK_HEADERSIZE + header.headerSize)) / sizeof(struct kaentry);
461 entrys = (int *)malloc(nentries * sizeof(int));
462 memset(entrys, 0, nentries * sizeof(int));
464 for (i = 0, index = sizeof(header); i < nentries;
465 i++, index += sizeof(struct kaentry)) {
466 readDB(index, &entry, sizeof(entry));
468 if (index >= header.eofPtr) {
470 } else if (listentries) {
471 PrintEntry(index, &entry);
474 if (entry.flags & KAFNORMAL) {
475 entrys[i] |= 0x1; /* user entry */
477 if (strlen(entry.userID.name) == 0) {
479 printf("Entry %d has zero length name\n", i);
482 if (!des_check_key_parity(&entry.key)
483 || des_is_weak_key(&entry.key)) {
484 fprintf(stderr, "Entry %d, %s, has bad key\n", i,
490 RebuildEntry(&entry);
493 } else if (entry.flags & KAFFREE) {
494 entrys[i] |= 0x2; /* free entry */
496 } else if (entry.flags & KAFOLDKEYS) {
497 entrys[i] |= 0x4; /* old keys block */
498 /* Should check the structure of the oldkeys block? */
501 if (index < header.eofPtr) {
502 fprintf(stderr, "Entry %d is unrecognizable\n", i);
507 /* Follow the hash chains */
508 for (j = 0; j < HASHSIZE; j++) {
509 for (index = header.nameHash[j]; index; index = entry.next) {
510 readDB(index, &entry, sizeof(entry));
512 /* check to see if the name is hashed correctly */
513 i = NameHash(&entry);
516 "Entry %d, %s, found in hash chain %d (should be %d)\n",
518 sizeof(struct kaheader)) / sizeof(struct kaentry)),
519 EntryName(&entry), j, i);
522 /* Is it on another hash chain or circular hash chain */
523 i = (index - header.headerSize) / sizeof(entry);
524 if (entrys[i] & 0x10) {
526 "Entry %d, %s, hash index %d, was found on another hash chain\n",
527 i, EntryName(&entry), j);
529 fprintf(stderr, "Skipping rest of hash chain %d\n", j);
531 fprintf(stderr, "No next entry in hash chain %d\n", j);
535 entrys[i] |= 0x10; /* On hash chain */
539 /* Follow the free pointers */
541 for (index = header.freePtr; index; index = entry.next) {
542 readDB(index, &entry, sizeof(entry));
544 /* Is it on another chain or circular free chain */
545 i = (index - header.headerSize) / sizeof(entry);
546 if (entrys[i] & 0x20) {
547 fprintf(stderr, "Entry %d, %s, already found on free chain\n", i,
549 fprintf(stderr, "Skipping rest of free chain\n");
553 entrys[i] |= 0x20; /* On free chain */
558 printf("Found %d free entries\n", count);
560 /* Follow the oldkey blocks */
562 for (index = header.kvnoPtr; index; index = entry.next) {
563 readDB(index, &entry, sizeof(entry));
565 /* Is it on another chain or circular free chain */
566 i = (index - header.headerSize) / sizeof(entry);
567 if (entrys[i] & 0x40) {
568 fprintf(stderr, "Entry %d, %s, already found on olkeys chain\n",
569 i, EntryName(&entry));
570 fprintf(stderr, "Skipping rest of oldkeys chain\n");
574 entrys[i] |= 0x40; /* On free chain */
579 printf("Found %d oldkey blocks\n", count);
581 /* Now recheck all the blocks and see if they are allocated correctly
582 * 0x1 --> User Entry 0x10 --> On hash chain
583 * 0x2 --> Free Entry 0x20 --> On Free chain
584 * 0x4 --> OldKeys Entry 0x40 --> On Oldkeys chain
587 for (i = 0; i < nentries; i++) {
589 if (j & 0x1) { /* user entry */
591 badEntry(j, i); /* on hash chain? */
593 badEntry(j, i); /* anything else? */
594 } else if (j & 0x2) { /* free entry */
596 badEntry(j, i); /* on free chain? */
598 badEntry(j, i); /* anything else? */
599 } else if (j & 0x4) { /* oldkeys entry */
601 badEntry(j, i); /* on oldkeys chain? */
603 badEntry(j, i); /* anything else? */
604 } else if (j & 0x8) { /* past eof */
606 badEntry(j, i); /* anything else? */
608 badEntry(j, i); /* anything else? */
619 struct kaentry entry;
621 offset = i * sizeof(struct kaentry) + sizeof(struct kaheader);
622 readDB(offset, &entry, sizeof(entry));
624 fprintf(stderr, "Entry %d, %s, hash index %d, is bad: [", i,
625 EntryName(&entry), NameHash(&entry));
627 fprintf(stderr, " UserEntry");
629 fprintf(stderr, " FreeEntry");
631 fprintf(stderr, " OldkeysEntry");
633 fprintf(stderr, " PastEOF");
635 fprintf(stderr, " <NULL>");
636 fprintf(stderr, " ] [");
638 fprintf(stderr, " UserChain");
640 fprintf(stderr, " FreeChain");
642 fprintf(stderr, " OldkeysChain");
644 fprintf(stderr, " <NULL>");
645 fprintf(stderr, " ]\n");
652 struct cmd_syndesc *ts;
656 ts = cmd_CreateSyntax(NULL, WorkerBee, NULL, "KADB check");
657 cmd_AddParm(ts, "-database", CMD_SINGLE, CMD_REQUIRED, "kadb_file");
658 cmd_AddParm(ts, "-uheader", CMD_FLAG, CMD_OPTIONAL,
659 "Display UBIK header");
660 cmd_AddParm(ts, "-kheader", CMD_FLAG, CMD_OPTIONAL,
661 "Display KADB header");
662 cmd_AddParm(ts, "-entries", CMD_FLAG, CMD_OPTIONAL, "Display entries");
663 cmd_AddParm(ts, "-verbose", CMD_FLAG, CMD_OPTIONAL, "verbose");
664 cmd_AddParm(ts, "-rebuild", CMD_SINGLE, CMD_OPTIONAL, "out_file");
666 return cmd_Dispatch(argc, argv);