3 * File state machine to handle a payload from a package.
17 /*@access transactionElement @*/
18 /*@access rpmTransactionSet @*/
20 #define alloca_strdup(_s) strcpy(alloca(strlen(_s)+1), (_s))
25 /* XXX Failure to remove is not (yet) cause for failure. */
26 /*@-exportlocal -exportheadervar@*/
28 int strict_erasures = 0;
29 /*@=exportlocal =exportheadervar@*/
31 rpmTransactionSet fsmGetTs(const FSM_t fsm) {
32 const FSMI_t iter = fsm->iter;
33 /*@-compdef -refcounttrans -retexpose -usereleased @*/
34 return (iter ? iter->ts : NULL);
35 /*@=compdef =refcounttrans =retexpose =usereleased @*/
38 TFI_t fsmGetFi(const FSM_t fsm)
40 const FSMI_t iter = fsm->iter;
41 /*@-compdef -refcounttrans -retexpose -usereleased @*/
42 return (iter ? iter->fi : NULL);
43 /*@=compdef =refcounttrans =retexpose =usereleased @*/
46 #define SUFFIX_RPMORIG ".rpmorig"
47 #define SUFFIX_RPMSAVE ".rpmsave"
48 #define SUFFIX_RPMNEW ".rpmnew"
51 * Build path to file from file info, ornamented with subdir and suffix.
52 * @param fsm file state machine data
53 * @param st file stat info
54 * @param subdir subdir to use (NULL disables)
55 * @param suffix suffix to use (NULL disables)
56 * @retval path to file
58 static /*@only@*//*@null@*/
59 const char * fsmFsPath(/*@special@*/ /*@null@*/ const FSM_t fsm,
60 /*@null@*/ const struct stat * st,
61 /*@null@*/ const char * subdir,
62 /*@null@*/ const char * suffix)
63 /*@uses fsm->dirName, fsm->baseName */
66 const char * s = NULL;
71 nb = strlen(fsm->dirName) +
72 (st && !S_ISDIR(st->st_mode) ? (subdir ? strlen(subdir) : 0) : 0) +
73 (st && !S_ISDIR(st->st_mode) ? (suffix ? strlen(suffix) : 0) : 0) +
74 strlen(fsm->baseName) + 1;
76 t = stpcpy(t, fsm->dirName);
77 if (st && !S_ISDIR(st->st_mode))
78 if (subdir) t = stpcpy(t, subdir);
79 t = stpcpy(t, fsm->baseName);
80 if (st && !S_ISDIR(st->st_mode))
81 if (suffix) t = stpcpy(t, suffix);
87 * Destroy file info iterator.
88 * @param p file info iterator
91 static /*@null@*/ void * mapFreeIterator(/*@only@*//*@null@*/ void * p)
96 iter->ts = rpmtsUnlink(iter->ts, "mapIterator");
97 iter->fi = rpmfiUnlink(iter->fi, "mapIterator");
103 * Create file info iterator.
104 * @param a transaction set
105 * @param b transaction element file info
106 * @return file info iterator
109 mapInitIterator(rpmTransactionSet ts, TFI_t fi)
110 /*@modifies ts, fi @*/
114 iter = xcalloc(1, sizeof(*iter));
115 iter->ts = rpmtsLink(ts, "mapIterator");
116 iter->fi = rpmfiLink(fi, "mapIterator");
117 iter->reverse = (fi->te->type == TR_REMOVED && fi->action != FA_COPYOUT);
118 iter->i = (iter->reverse ? (fi->fc - 1) : 0);
119 iter->isave = iter->i;
124 * Return next index into file info.
125 * @param a file info iterator
126 * @return next index, -1 on termination
128 static int mapNextIterator(/*@null@*/ void * a)
135 const TFI_t fi = iter->fi;
137 if (iter->i >= 0) i = iter->i--;
139 if (iter->i < fi->fc) i = iter->i++;
148 static int cpioStrCmp(const void * a, const void * b)
151 const char * afn = *(const char **)a;
152 const char * bfn = *(const char **)b;
154 /* Match rpm-4.0 payloads with ./ prefixes. */
155 if (afn[0] == '.' && afn[1] == '/') afn += 2;
156 if (bfn[0] == '.' && bfn[1] == '/') bfn += 2;
158 /* If either path is absolute, make it relative. */
159 if (afn[0] == '/') afn += 1;
160 if (bfn[0] == '/') bfn += 1;
162 return strcmp(afn, bfn);
166 * Locate archive path in file info.
167 * @param iter file info iterator
168 * @param fsmPath archive path
169 * @return index into file info, -1 if archive path was not found
171 static int mapFind(/*@null@*/ FSMI_t iter, const char * fsmPath)
177 const TFI_t fi = iter->fi;
178 if (fi && fi->fc > 0 && fi->apath && fsmPath && *fsmPath) {
179 const char ** p = NULL;
181 if (fi->apath != NULL)
182 p = bsearch(&fsmPath, fi->apath, fi->fc, sizeof(fsmPath),
185 iter->i = p - fi->apath;
186 ix = mapNextIterator(iter);
194 * Directory name iterator.
196 typedef struct dnli_s {
198 /*@only@*/ /*@null@*/ char * active;
205 * Destroy directory name iterator.
206 * @param a directory name iterator
207 * @retval NULL always
209 static /*@null@*/ void * dnlFreeIterator(/*@only@*//*@null@*/ const void * a)
213 DNLI_t dnli = (void *)a;
214 if (dnli->active) free(dnli->active);
221 static inline int dnlCount(const DNLI_t dnli)
224 return (dnli ? dnli->fi->dc : 0);
229 static inline int dnlIndex(const DNLI_t dnli)
232 return (dnli ? dnli->isave : -1);
236 * Create directory name iterator.
237 * @param fsm file state machine data
238 * @param reverse traverse directory names in reverse order?
239 * @return directory name iterator
242 static /*@only@*/ void * dnlInitIterator(/*@special@*/ const FSM_t fsm,
244 /*@uses fsm->iter @*/
247 TFI_t fi = fsmGetFi(fsm);
253 dnli = xcalloc(1, sizeof(*dnli));
255 dnli->reverse = reverse;
257 dnli->i = (reverse ? fi->dc : 0);
261 dnli->active = xcalloc(fi->dc, sizeof(*dnli->active));
263 /* Identify parent directories not skipped. */
264 for (i = 0; i < fi->fc; i++)
265 if (!XFA_SKIPPING(fi->actions[i])) dnli->active[fi->dil[i]] = 1;
267 /* Exclude parent directories that are explicitly included. */
268 for (i = 0; i < fi->fc; i++) {
269 int dil, dnlen, bnlen;
271 if (!S_ISDIR(fi->fmodes[i]))
275 dnlen = strlen(fi->dnl[dil]);
276 bnlen = strlen(fi->bnl[i]);
278 for (j = 0; j < fi->dc; j++) {
282 if (!dnli->active[j] || j == dil)
283 /*@innercontinue@*/ continue;
286 if (jlen != (dnlen+bnlen+1))
287 /*@innercontinue@*/ continue;
288 if (strncmp(dnl, fi->dnl[dil], dnlen))
289 /*@innercontinue@*/ continue;
290 if (strncmp(dnl+dnlen, fi->bnl[i], bnlen))
291 /*@innercontinue@*/ continue;
292 if (dnl[dnlen+bnlen] != '/' || dnl[dnlen+bnlen+1] != '\0')
293 /*@innercontinue@*/ continue;
294 /* This directory is included in the package. */
296 /*@innerbreak@*/ break;
300 /* Print only once per package. */
303 for (i = 0; i < fi->dc; i++) {
304 if (!dnli->active[i]) continue;
307 rpmMessage(RPMMESS_DEBUG,
308 _("========== Directories not explictly included in package:\n"));
310 rpmMessage(RPMMESS_DEBUG, _("%10d %s\n"), i, fi->dnl[i]);
313 rpmMessage(RPMMESS_DEBUG, "==========\n");
321 * Return next directory name (from file info).
322 * @param dnli directory name iterator
323 * @return next directory name
325 static /*@observer@*/ const char * dnlNextIterator(/*@null@*/ DNLI_t dnli)
328 const char * dn = NULL;
336 i = (!dnli->reverse ? dnli->i++ : --dnli->i);
337 } while (i >= 0 && i < fi->dc && !dnli->active[i]);
339 if (i >= 0 && i < fi->dc)
349 * Save hard link in chain.
350 * @param fsm file state machine data
351 * @return Is chain only partially filled?
353 static int saveHardLink(/*@special@*/ /*@partial@*/ FSM_t fsm)
354 /*@uses fsm->links, fsm->ix, fsm->sb, fsm->goal, fsm->nsuffix @*/
355 /*@defines fsm->li @*/
356 /*@releases fsm->path @*/
357 /*@globals fileSystem@*/
358 /*@modifies fsm, fileSystem @*/
360 struct stat * st = &fsm->sb;
365 /* Find hard link set. */
367 for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
368 if (fsm->li->sb.st_ino == st->st_ino && fsm->li->sb.st_dev == st->st_dev)
373 /* New hard link encountered, add new link to set. */
375 if (fsm->li == NULL) {
376 fsm->li = xcalloc(1, sizeof(*fsm->li));
377 fsm->li->next = NULL;
378 fsm->li->sb = *st; /* structure assignment */
379 fsm->li->nlink = st->st_nlink;
380 fsm->li->linkIndex = fsm->ix;
381 fsm->li->createdPath = -1;
383 fsm->li->filex = xcalloc(st->st_nlink, sizeof(fsm->li->filex[0]));
384 memset(fsm->li->filex, -1, (st->st_nlink * sizeof(fsm->li->filex[0])));
385 fsm->li->nsuffix = xcalloc(st->st_nlink, sizeof(*fsm->li->nsuffix));
387 if (fsm->goal == FSM_PKGBUILD)
388 fsm->li->linksLeft = st->st_nlink;
389 if (fsm->goal == FSM_PKGINSTALL)
390 fsm->li->linksLeft = 0;
393 fsm->li->next = fsm->links;
395 fsm->links = fsm->li;
399 if (fsm->goal == FSM_PKGBUILD) --fsm->li->linksLeft;
400 fsm->li->filex[fsm->li->linksLeft] = fsm->ix;
401 /*@-observertrans -dependenttrans@*/
402 fsm->li->nsuffix[fsm->li->linksLeft] = fsm->nsuffix;
403 /*@=observertrans =dependenttrans@*/
404 if (fsm->goal == FSM_PKGINSTALL) fsm->li->linksLeft++;
406 if (fsm->goal == FSM_PKGBUILD)
407 return (fsm->li->linksLeft > 0);
409 if (fsm->goal != FSM_PKGINSTALL)
412 if (!(st->st_size || fsm->li->linksLeft == st->st_nlink))
415 /* Here come the bits, time to choose a non-skipped file name. */
416 { TFI_t fi = fsmGetFi(fsm);
418 for (j = fsm->li->linksLeft - 1; j >= 0; j--) {
419 ix = fsm->li->filex[j];
420 if (ix < 0 || XFA_SKIPPING(fi->actions[ix]))
426 /* Are all links skipped or not encountered yet? */
428 return 1; /* XXX W2DO? */
430 /* Save the non-skipped file name and map index. */
431 fsm->li->linkIndex = j;
432 fsm->path = _free(fsm->path);
434 rc = fsmStage(fsm, FSM_MAP);
439 * Destroy set of hard links.
440 * @param li set of hard links
442 static /*@null@*/ void * freeHardLink(/*@only@*/ /*@null@*/ struct hardLink * li)
446 li->nsuffix = _free(li->nsuffix); /* XXX elements are shared */
447 li->filex = _free(li->filex);
454 FSM_t fsm = xcalloc(1, sizeof(*fsm));
458 FSM_t freeFSM(FSM_t fsm)
461 fsm->path = _free(fsm->path);
463 while ((fsm->li = fsm->links) != NULL) {
464 fsm->links = fsm->li->next;
465 fsm->li->next = NULL;
466 fsm->li = freeHardLink(fsm->li);
469 fsm->dnlx = _free(fsm->dnlx);
470 fsm->ldn = _free(fsm->ldn);
471 fsm->iter = mapFreeIterator(fsm->iter);
476 int fsmSetup(FSM_t fsm, fileStage goal,
477 const rpmTransactionSet ts, const TFI_t fi, FD_t cfd,
478 unsigned int * archiveSize, const char ** failedFile)
485 /*@-type@*/ /* FIX: cast? */
486 fsm->cfd = fdLink(cfd, "persist (fsm)");
488 pos = fdGetCpioPos(fsm->cfd);
489 fdSetCpioPos(fsm->cfd, 0);
491 fsm->iter = mapInitIterator(ts, fi);
493 if (fsm->goal == FSM_PKGINSTALL) {
494 if (ts && ts->notify) {
495 /*@-type@*/ /* FIX: cast? */
496 /*@-noeffectuncon @*/ /* FIX: check rc */
497 (void)ts->notify(fi->h, RPMCALLBACK_INST_START, 0, fi->archiveSize,
498 rpmfiGetKey(fi), ts->notifyData);
499 /*@=noeffectuncon @*/
505 fsm->archiveSize = archiveSize;
506 if (fsm->archiveSize)
507 *fsm->archiveSize = 0;
508 fsm->failedFile = failedFile;
510 *fsm->failedFile = NULL;
513 memset(fsm->sufbuf, 0, sizeof(fsm->sufbuf));
514 if (fsm->goal == FSM_PKGINSTALL) {
515 if (ts && ts->id > 0)
516 sprintf(fsm->sufbuf, ";%08x", (unsigned)ts->id);
520 rc = fsmStage(fsm, FSM_CREATE);
521 if (rc && !ec) ec = rc;
523 rc = fsmStage(fsm, fsm->goal);
524 if (rc && !ec) ec = rc;
526 if (fsm->archiveSize && ec == 0)
527 *fsm->archiveSize = (fdGetCpioPos(fsm->cfd) - pos);
532 int fsmTeardown(FSM_t fsm)
537 rc = fsmStage(fsm, FSM_DESTROY);
539 fsm->iter = mapFreeIterator(fsm->iter);
541 /*@-type@*/ /* FIX: cast? */
542 fsm->cfd = fdFree(fsm->cfd, "persist (fsm)");
546 fsm->failedFile = NULL;
550 int fsmMapPath(FSM_t fsm)
552 TFI_t fi = fsmGetFi(fsm); /* XXX const except for fstates */
559 fsm->action = FA_UNKNOWN;
563 if (fi && i >= 0 && i < fi->fc) {
565 fsm->astriplen = fi->astriplen;
566 fsm->action = (fi->actions ? fi->actions[i] : fi->action);
567 fsm->fflags = (fi->fflags ? fi->fflags[i] : fi->flags);
568 fsm->mapFlags = (fi->fmapflags ? fi->fmapflags[i] : fi->mapflags);
570 /* src rpms have simple base name in payload. */
571 fsm->dirName = fi->dnl[fi->dil[i]];
572 fsm->baseName = fi->bnl[i];
574 switch (fsm->action) {
577 case FA_SKIPMULTILIB: /* XXX RPMFILE_STATE_MULTILIB? */
586 assert(fi->te->type == TR_ADDED);
590 if (fi->fstates && fi->te->type == TR_ADDED)
591 fi->fstates[i] = RPMFILE_STATE_NOTINSTALLED;
594 case FA_SKIPNETSHARED:
595 if (fi->fstates && fi->te->type == TR_ADDED)
596 fi->fstates[i] = RPMFILE_STATE_NETSHARED;
600 if (!(fsm->fflags & RPMFILE_GHOST)) /* XXX Don't if %ghost file. */
601 switch (fi->te->type) {
603 fsm->osuffix = SUFFIX_RPMORIG;
604 /*@innerbreak@*/ break;
606 fsm->osuffix = SUFFIX_RPMSAVE;
607 /*@innerbreak@*/ break;
612 assert(fi->te->type == TR_ADDED);
613 if (!(fsm->fflags & RPMFILE_GHOST)) /* XXX Don't if %ghost file. */
614 fsm->nsuffix = SUFFIX_RPMNEW;
618 assert(fi->te->type == TR_ADDED);
619 if (!(fsm->fflags & RPMFILE_GHOST)) /* XXX Don't if %ghost file. */
620 fsm->osuffix = SUFFIX_RPMSAVE;
623 assert(fi->te->type == TR_REMOVED);
625 * XXX TODO: %ghost probably shouldn't be removed, but that changes
626 * legacy rpm behavior.
633 if ((fsm->mapFlags & CPIO_MAP_PATH) || fsm->nsuffix) {
634 const struct stat * st = &fsm->sb;
635 fsm->path = _free(fsm->path);
636 fsm->path = fsmFsPath(fsm, st, fsm->subdir,
637 (fsm->suffix ? fsm->suffix : fsm->nsuffix));
643 int fsmMapAttrs(FSM_t fsm)
645 struct stat * st = &fsm->sb;
646 TFI_t fi = fsmGetFi(fsm);
649 if (fi && i >= 0 && i < fi->fc) {
651 (S_ISDIR(st->st_mode) ? fi->dperms : fi->fperms);
653 (fi->fmodes ? fi->fmodes[i] : perms);
655 (fi->fuids ? fi->fuids[i] : fi->uid); /* XXX chmod u-s */
657 (fi->fgids ? fi->fgids[i] : fi->gid); /* XXX chmod g-s */
659 (fi->frdevs ? fi->frdevs[i] : 0);
661 (fi->fmtimes ? fi->fmtimes[i] : 0);
663 if (fsm->mapFlags & CPIO_MAP_MODE)
664 st->st_mode = (st->st_mode & S_IFMT) | (finalMode & ~S_IFMT);
665 if (fsm->mapFlags & CPIO_MAP_TYPE) {
666 st->st_mode = (st->st_mode & ~S_IFMT) | (finalMode & S_IFMT);
667 if ((S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode))
668 && st->st_nlink == 0)
670 st->st_rdev = finalRdev;
671 st->st_mtime = finalMtime;
673 if (fsm->mapFlags & CPIO_MAP_UID)
674 st->st_uid = finalUid;
675 if (fsm->mapFlags & CPIO_MAP_GID)
676 st->st_gid = finalGid;
678 fsm->fmd5sum = (fi->fmd5s ? fi->fmd5s[i] : NULL);
679 fsm->md5sum = (fi->md5s ? (fi->md5s + (16 * i)) : NULL);
686 * Create file from payload stream.
687 * @param fsm file state machine data
688 * @return 0 on success
690 static int expandRegular(/*@special@*/ FSM_t fsm)
692 /*@globals fileSystem@*/
693 /*@modifies fsm, fileSystem @*/
695 const struct stat * st = &fsm->sb;
696 int left = st->st_size;
699 rc = fsmStage(fsm, FSM_WOPEN);
703 /* XXX md5sum's will break on repackaging that includes modified files. */
705 if (st->st_size > 0 && (fsm->fmd5sum || fsm->md5sum))
706 fdInitDigest(fsm->wfd, PGPHASHALGO_MD5, 0);
710 fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
711 rc = fsmStage(fsm, FSM_DREAD);
715 rc = fsmStage(fsm, FSM_WRITE);
721 /* don't call this with fileSize == fileComplete */
723 (void) fsmStage(fsm, FSM_NOTIFY);
726 if (st->st_size > 0 && (fsm->fmd5sum || fsm->md5sum)) {
727 void * md5sum = NULL;
728 int asAscii = (fsm->md5sum == NULL ? 1 : 0);
730 (void) Fflush(fsm->wfd);
731 fdFiniDigest(fsm->wfd, PGPHASHALGO_MD5, &md5sum, NULL, asAscii);
733 if (md5sum == NULL) {
734 rc = CPIOERR_MD5SUM_MISMATCH;
738 if (fsm->md5sum != NULL) {
739 if (memcmp(md5sum, fsm->md5sum, 16))
740 rc = CPIOERR_MD5SUM_MISMATCH;
742 if (strcmp(md5sum, fsm->fmd5sum))
743 rc = CPIOERR_MD5SUM_MISMATCH;
745 md5sum = _free(md5sum);
749 (void) fsmStage(fsm, FSM_WCLOSE);
754 * Write next item to payload stream.
755 * @param fsm file state machine data
756 * @param writeData should data be written?
757 * @return 0 on success
759 static int writeFile(/*@special@*/ FSM_t fsm, int writeData)
760 /*@uses fsm->path, fsm->opath, fsm->sb, fsm->osb, fsm->cfd @*/
761 /*@globals fileSystem@*/
762 /*@modifies fsm, fileSystem @*/
764 const char * path = fsm->path;
765 const char * opath = fsm->opath;
766 struct stat * st = &fsm->sb;
767 struct stat * ost = &fsm->osb;
768 size_t pos = fdGetCpioPos(fsm->cfd);
769 char * symbuf = NULL;
773 st->st_size = (writeData ? ost->st_size : 0);
776 if (S_ISDIR(st->st_mode)) {
778 } else if (S_ISLNK(st->st_mode)) {
780 * While linux puts the size of a symlink in the st_size field,
781 * I don't think that's a specified standard.
783 /* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
784 rc = fsmStage(fsm, FSM_READLINK);
786 st->st_size = fsm->rdnb;
787 symbuf = alloca_strdup(fsm->rdbuf); /* XXX save readlink return. */
791 if (fsm->mapFlags & CPIO_MAP_ABSOLUTE) {
792 int nb = strlen(fsm->dirName) + strlen(fsm->baseName) + sizeof(".");
793 char * t = alloca(nb);
796 if (fsm->mapFlags & CPIO_MAP_ADDDOT)
798 t = stpcpy( stpcpy(t, fsm->dirName), fsm->baseName);
799 } else if (fsm->mapFlags & CPIO_MAP_PATH) {
800 TFI_t fi = fsmGetFi(fsm);
802 (fi->apath ? fi->apath[fsm->ix] + fi->striplen : fi->bnl[fsm->ix]);
805 rc = fsmStage(fsm, FSM_HWRITE);
809 if (writeData && S_ISREG(st->st_mode)) {
812 void * mapped = (void *)-1;
816 rc = fsmStage(fsm, FSM_ROPEN);
819 /* XXX unbuffered mmap generates *lots* of fdio debugging */
822 mapped = mmap(NULL, st->st_size, PROT_READ, MAP_SHARED, Fileno(fsm->rfd), 0);
823 if (mapped != (void *)-1) {
825 fsm->rdbuf = (char *) mapped;
826 fsm->rdlen = nmapped = st->st_size;
834 if (mapped != (void *)-1) {
839 fsm->rdlen = (left > fsm->rdsize ? fsm->rdsize : left),
840 rc = fsmStage(fsm, FSM_READ);
844 /* XXX DWRITE uses rdnb for I/O length. */
845 rc = fsmStage(fsm, FSM_DWRITE);
852 if (mapped != (void *)-1) {
853 /*@-noeffect@*/ (void) munmap(mapped, nmapped) /*@=noeffect@*/;
858 } else if (writeData && S_ISLNK(st->st_mode)) {
859 /* XXX DWRITE uses rdnb for I/O length. */
860 strcpy(fsm->rdbuf, symbuf); /* XXX restore readlink buffer. */
861 fsm->rdnb = strlen(symbuf);
862 rc = fsmStage(fsm, FSM_DWRITE);
866 rc = fsmStage(fsm, FSM_PAD);
869 { const rpmTransactionSet ts = fsmGetTs(fsm);
870 TFI_t fi = fsmGetFi(fsm);
871 if (ts && ts->notify && fi) {
872 size_t size = (fdGetCpioPos(fsm->cfd) - pos);
873 /*@-type@*/ /* FIX: cast? */
874 /*@-noeffectuncon @*/ /* FIX: check rc */
875 (void)ts->notify(fi->h, RPMCALLBACK_INST_PROGRESS, size, size,
876 rpmfiGetKey(fi), ts->notifyData);
877 /*@=noeffectuncon @*/
886 (void) fsmStage(fsm, FSM_RCLOSE);
887 /*@-dependenttrans@*/
890 /*@=dependenttrans@*/
895 * Write set of linked files to payload stream.
896 * @param fsm file state machine data
897 * @return 0 on success
899 static int writeLinkedFile(/*@special@*/ FSM_t fsm)
900 /*@uses fsm->path, fsm->nsuffix, fsm->ix, fsm->li, fsm->failedFile @*/
901 /*@globals fileSystem@*/
902 /*@modifies fsm, fileSystem @*/
904 const char * path = fsm->path;
905 const char * nsuffix = fsm->nsuffix;
906 int iterIndex = fsm->ix;
915 for (i = fsm->li->nlink - 1; i >= 0; i--) {
917 if (fsm->li->filex[i] < 0) continue;
919 fsm->ix = fsm->li->filex[i];
920 rc = fsmStage(fsm, FSM_MAP);
922 /* Write data after last link. */
923 rc = writeFile(fsm, (i == 0));
924 if (fsm->failedFile && rc != 0 && *fsm->failedFile == NULL) {
926 *fsm->failedFile = xstrdup(fsm->path);
929 fsm->path = _free(fsm->path);
930 fsm->li->filex[i] = -1;
934 fsm->nsuffix = nsuffix;
940 * Create pending hard links to existing file.
941 * @param fsm file state machine data
942 * @return 0 on success
944 static int fsmMakeLinks(/*@special@*/ FSM_t fsm)
945 /*@uses fsm->path, fsm->opath, fsm->nsuffix, fsm->ix, fsm->li @*/
946 /*@globals fileSystem@*/
947 /*@modifies fsm, fileSystem @*/
949 const char * path = fsm->path;
950 const char * opath = fsm->opath;
951 const char * nsuffix = fsm->nsuffix;
952 int iterIndex = fsm->ix;
962 fsm->ix = fsm->li->filex[fsm->li->createdPath];
963 rc = fsmStage(fsm, FSM_MAP);
964 fsm->opath = fsm->path;
967 for (i = 0; i < fsm->li->nlink; i++) {
968 if (fsm->li->filex[i] < 0) continue;
969 if (i == fsm->li->createdPath) continue;
971 fsm->ix = fsm->li->filex[i];
972 fsm->path = _free(fsm->path);
973 rc = fsmStage(fsm, FSM_MAP);
974 rc = fsmStage(fsm, FSM_VERIFY);
976 if (rc != CPIOERR_LSTAT_FAILED) break;
978 /* XXX link(fsm->opath, fsm->path) */
979 rc = fsmStage(fsm, FSM_LINK);
980 if (fsm->failedFile && rc != 0 && *fsm->failedFile == NULL) {
982 *fsm->failedFile = xstrdup(fsm->path);
985 fsm->li->linksLeft--;
988 fsm->path = _free(fsm->path);
989 fsm->opath = _free(fsm->opath);
992 fsm->nsuffix = nsuffix;
999 * Commit hard linked file set atomically.
1000 * @param fsm file state machine data
1001 * @return 0 on success
1003 static int fsmCommitLinks(/*@special@*/ FSM_t fsm)
1004 /*@uses fsm->path, fsm->nsuffix, fsm->ix, fsm->sb,
1005 fsm->li, fsm->links @*/
1006 /*@globals fileSystem@*/
1007 /*@modifies fsm, fileSystem @*/
1009 const char * path = fsm->path;
1010 const char * nsuffix = fsm->nsuffix;
1011 int iterIndex = fsm->ix;
1012 struct stat * st = &fsm->sb;
1017 fsm->nsuffix = NULL;
1021 for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
1022 if (fsm->li->sb.st_ino == st->st_ino && fsm->li->sb.st_dev == st->st_dev)
1027 for (i = 0; i < fsm->li->nlink; i++) {
1028 if (fsm->li->filex[i] < 0) continue;
1029 fsm->ix = fsm->li->filex[i];
1030 rc = fsmStage(fsm, FSM_MAP);
1031 rc = fsmStage(fsm, FSM_COMMIT);
1032 fsm->path = _free(fsm->path);
1033 fsm->li->filex[i] = -1;
1036 fsm->ix = iterIndex;
1037 fsm->nsuffix = nsuffix;
1043 * Remove (if created) directories not explicitly included in package.
1044 * @param fsm file state machine data
1045 * @return 0 on success
1047 static int fsmRmdirs(/*@special@*/ FSM_t fsm)
1048 /*@uses fsm->path, fsm->dnlx, fsm->ldn, fsm->rdbuf, fsm->iter @*/
1049 /*@globals fileSystem@*/
1050 /*@modifies fsm, fileSystem @*/
1052 const char * path = fsm->path;
1053 void * dnli = dnlInitIterator(fsm, 1);
1054 char * dn = fsm->rdbuf;
1055 int dc = dnlCount(dnli);
1060 /*@-observertrans -dependenttrans@*/
1061 if (fsm->ldn != NULL && fsm->dnlx != NULL)
1062 while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
1063 int dnlen = strlen(fsm->path);
1066 dc = dnlIndex(dnli);
1067 if (fsm->dnlx[dc] < 1 || fsm->dnlx[dc] >= dnlen)
1070 /* Copy to avoid const on fsm->path. */
1071 te = stpcpy(dn, fsm->path) - 1;
1074 /* Remove generated directories. */
1075 /*@-usereleased@*/ /* LCL: te used after release? */
1079 rc = fsmStage(fsm, FSM_RMDIR);
1083 /*@innerbreak@*/ break;
1085 } while ((te - fsm->path) > fsm->dnlx[dc]);
1088 dnli = dnlFreeIterator(dnli);
1089 /*@=observertrans =dependenttrans@*/
1096 * Create (if necessary) directories not explicitly included in package.
1097 * @param fsm file state machine data
1098 * @return 0 on success
1100 static int fsmMkdirs(/*@special@*/ FSM_t fsm)
1101 /*@uses fsm->path, fsm->sb, fsm->osb, fsm->rdbuf, fsm->iter,
1102 fsm->ldn, fsm->ldnlen, fsm->ldnalloc @*/
1103 /*@defines fsm->dnlx, fsm->ldn @*/
1104 /*@globals fileSystem@*/
1105 /*@modifies fsm, fileSystem @*/
1107 struct stat * st = &fsm->sb;
1108 struct stat * ost = &fsm->osb;
1109 const char * path = fsm->path;
1110 mode_t st_mode = st->st_mode;
1111 void * dnli = dnlInitIterator(fsm, 0);
1112 char * dn = fsm->rdbuf;
1113 int dc = dnlCount(dnli);
1120 fsm->dnlx = (dc ? xcalloc(dc, sizeof(*fsm->dnlx)) : NULL);
1121 /*@-observertrans -dependenttrans@*/
1122 if (fsm->dnlx != NULL)
1123 while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
1124 int dnlen = strlen(fsm->path);
1127 dc = dnlIndex(dnli);
1128 if (dc < 0) continue;
1129 fsm->dnlx[dc] = dnlen;
1133 /*@-compdef -nullpass@*/ /* FIX: fsm->ldn not defined ??? */
1134 if (dnlen <= fsm->ldnlen && !strcmp(fsm->path, fsm->ldn))
1136 /*@=compdef =nullpass@*/
1138 /* Copy to avoid const on fsm->path. */
1139 (void) stpcpy(dn, fsm->path);
1142 /* Assume '/' directory exists, "mkdir -p" for others if non-existent */
1143 for (i = 1, te = dn + 1; *te != '\0'; te++, i++) {
1145 /*@innercontinue@*/ continue;
1149 /* Already validated? */
1150 /*@-usedef -compdef -nullpass -nullderef@*/
1151 if (i < fsm->ldnlen &&
1152 (fsm->ldn[i] == '/' || fsm->ldn[i] == '\0') &&
1153 !strncmp(fsm->path, fsm->ldn, i))
1156 /* Move pre-existing path marker forward. */
1157 fsm->dnlx[dc] = (te - dn);
1158 /*@innercontinue@*/ continue;
1160 /*@=usedef =compdef =nullpass =nullderef@*/
1162 /* Validate next component of path. */
1163 rc = fsmStage(fsm, FSM_LSTAT);
1166 /* Directory already exists? */
1167 if (rc == 0 && S_ISDIR(ost->st_mode)) {
1168 /* Move pre-existing path marker forward. */
1169 fsm->dnlx[dc] = (te - dn);
1170 } else if (rc == CPIOERR_LSTAT_FAILED) {
1171 TFI_t fi = fsmGetFi(fsm);
1173 st->st_mode = S_IFDIR | (fi->dperms & 07777);
1174 rc = fsmStage(fsm, FSM_MKDIR);
1176 rpmMessage(RPMMESS_DEBUG,
1177 _("%s directory created with perms %04o.\n"),
1178 fsm->path, (unsigned)(st->st_mode & 07777));
1182 /*@innerbreak@*/ break;
1186 /* Save last validated path. */
1187 if (fsm->ldnalloc < (dnlen + 1)) {
1188 fsm->ldnalloc = dnlen + 100;
1189 fsm->ldn = xrealloc(fsm->ldn, fsm->ldnalloc);
1191 if (fsm->ldn != NULL) { /* XXX can't happen */
1192 strcpy(fsm->ldn, fsm->path);
1193 fsm->ldnlen = dnlen;
1196 dnli = dnlFreeIterator(dnli);
1197 /*@=observertrans =dependenttrans@*/
1200 st->st_mode = st_mode; /* XXX restore st->st_mode */
1206 * Check for file on disk.
1207 * @param fsm file state machine data
1208 * @return 0 on success
1210 static int fsmStat(FSM_t fsm)
1212 int saveerrno = errno;
1215 if (fsm->path != NULL) {
1216 int saveernno = errno;
1217 rc = fsmStage(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
1218 ? FSM_LSTAT : FSM_STAT));
1219 if (rc == CPIOERR_LSTAT_FAILED && errno == ENOENT) {
1223 } else if (rc == 0) {
1227 /* Skip %ghost files on build. */
1235 int fsmStage(FSM_t fsm, fileStage stage)
1238 fileStage prevStage = fsm->stage;
1239 const char * const prev = fileStageString(prevStage);
1241 static int modulo = 4;
1242 const char * const cur = fileStageString(stage);
1243 struct stat * st = &fsm->sb;
1244 struct stat * ost = &fsm->osb;
1245 int saveerrno = errno;
1250 #define _fafilter(_a) \
1251 (!((_a) == FA_CREATE || (_a) == FA_ERASE || (_a) == FA_COPYIN || (_a) == FA_COPYOUT) \
1252 ? fileActionString(_a) : "")
1254 if (stage & FSM_DEAD) {
1256 } else if (stage & FSM_INTERNAL) {
1257 if (_fsm_debug && !(stage & FSM_SYSCALL))
1258 rpmMessage(RPMMESS_DEBUG, " %8s %06o%3d (%4d,%4d)%10d %s %s\n",
1260 (unsigned)st->st_mode, (int)st->st_nlink,
1261 (int)st->st_uid, (int)st->st_gid, (int)st->st_size,
1262 (fsm->path ? fsm->path : ""),
1263 _fafilter(fsm->action));
1266 if (_fsm_debug || !(stage & FSM_VERBOSE))
1267 rpmMessage(RPMMESS_DEBUG, "%-8s %06o%3d (%4d,%4d)%10d %s %s\n",
1269 (unsigned)st->st_mode, (int)st->st_nlink,
1270 (int)st->st_uid, (int)st->st_gid, (int)st->st_size,
1271 (fsm->path ? fsm->path + fsm->astriplen : ""),
1272 _fafilter(fsm->action));
1280 case FSM_PKGINSTALL:
1282 /* Clean fsm, free'ing memory. Read next archive header. */
1283 rc = fsmStage(fsm, FSM_INIT);
1285 /* Exit on end-of-payload. */
1286 if (rc == CPIOERR_HDR_TRAILER) {
1288 /*@loopbreak@*/ break;
1291 /* Exit on error. */
1294 (void) fsmStage(fsm, FSM_UNDO);
1295 /*@loopbreak@*/ break;
1298 /* Extract file from archive. */
1299 rc = fsmStage(fsm, FSM_PROCESS);
1301 (void) fsmStage(fsm, FSM_UNDO);
1302 /*@loopbreak@*/ break;
1305 /* Notify on success. */
1306 (void) fsmStage(fsm, FSM_NOTIFY);
1308 rc = fsmStage(fsm, FSM_FINI);
1310 /*@loopbreak@*/ break;
1317 /* Clean fsm, free'ing memory. */
1318 rc = fsmStage(fsm, FSM_INIT);
1320 /* Exit on end-of-payload. */
1321 if (rc == CPIOERR_HDR_TRAILER) {
1323 /*@loopbreak@*/ break;
1326 /* Rename/erase next item. */
1327 if (fsmStage(fsm, FSM_FINI))
1328 /*@loopbreak@*/ break;
1334 rc = fsmStage(fsm, FSM_INIT);
1336 /* Exit on end-of-payload. */
1337 if (rc == CPIOERR_HDR_TRAILER) {
1339 /*@loopbreak@*/ break;
1342 /* Exit on error. */
1345 (void) fsmStage(fsm, FSM_UNDO);
1346 /*@loopbreak@*/ break;
1349 /* Copy file into archive. */
1350 rc = fsmStage(fsm, FSM_PROCESS);
1352 (void) fsmStage(fsm, FSM_UNDO);
1353 /*@loopbreak@*/ break;
1356 if (fsmStage(fsm, FSM_FINI))
1357 /*@loopbreak@*/ break;
1360 /* Flush partial sets of hard linked files. */
1361 if (!(fsm->mapFlags & CPIO_ALL_HARDLINKS)) {
1363 while ((fsm->li = fsm->links) != NULL) {
1364 fsm->links = fsm->li->next;
1365 fsm->li->next = NULL;
1367 /* Re-calculate link count for archive header. */
1368 for (j = -1, nlink = 0, i = 0; i < fsm->li->nlink; i++) {
1369 if (fsm->li->filex[i] < 0)
1370 /*@innercontinue@*/ continue;
1374 /* XXX force the contents out as well. */
1376 fsm->li->filex[0] = fsm->li->filex[j];
1377 fsm->li->filex[j] = -1;
1379 fsm->li->sb.st_nlink = nlink;
1381 fsm->sb = fsm->li->sb; /* structure assignment */
1382 fsm->osb = fsm->sb; /* structure assignment */
1384 if (!rc) rc = writeLinkedFile(fsm);
1386 fsm->li = freeHardLink(fsm->li);
1391 rc = fsmStage(fsm, FSM_TRAILER);
1395 { rpmTransactionSet ts = fsmGetTs(fsm);
1396 #define _tsmask (RPMTRANS_FLAG_PKGCOMMIT | RPMTRANS_FLAG_COMMIT)
1397 fsm->commit = ((ts && (ts->transFlags & _tsmask) &&
1398 fsm->goal != FSM_PKGCOMMIT) ? 0 : 1);
1401 fsm->path = _free(fsm->path);
1402 fsm->opath = _free(fsm->opath);
1403 fsm->dnlx = _free(fsm->dnlx);
1405 fsm->ldn = _free(fsm->ldn);
1406 fsm->ldnalloc = fsm->ldnlen = 0;
1408 fsm->rdsize = fsm->wrsize = 0;
1409 fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
1410 fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
1411 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1412 fsm->rdsize = 8 * BUFSIZ;
1413 fsm->rdbuf = fsm->rdb = xmalloc(fsm->rdsize);
1414 fsm->wrsize = 8 * BUFSIZ;
1415 fsm->wrbuf = fsm->wrb = xmalloc(fsm->wrsize);
1418 fsm->mkdirsdone = 0;
1423 errno = 0; /* XXX get rid of EBADF */
1426 /* Detect and create directories not explicitly in package. */
1427 if (fsm->goal == FSM_PKGINSTALL) {
1428 rc = fsmStage(fsm, FSM_MKDIRS);
1429 if (!rc) fsm->mkdirsdone = 1;
1434 fsm->path = _free(fsm->path);
1436 fsm->diskchecked = fsm->exists = 0;
1438 fsm->suffix = (fsm->sufbuf[0] != '\0' ? fsm->sufbuf : NULL);
1439 fsm->action = FA_UNKNOWN;
1440 fsm->osuffix = NULL;
1441 fsm->nsuffix = NULL;
1443 if (fsm->goal == FSM_PKGINSTALL) {
1444 /* Read next header from payload, checking for end-of-payload. */
1445 rc = fsmStage(fsm, FSM_NEXT);
1449 /* Identify mapping index. */
1450 fsm->ix = ((fsm->goal == FSM_PKGINSTALL)
1451 ? mapFind(fsm->iter, fsm->path) : mapNextIterator(fsm->iter));
1453 /* Detect end-of-loop and/or mapping error. */
1455 if (fsm->goal == FSM_PKGINSTALL) {
1457 rpmMessage(RPMMESS_WARNING,
1458 _("archive file %s was not found in header file list\n"),
1461 if (fsm->failedFile && *fsm->failedFile == NULL)
1462 *fsm->failedFile = xstrdup(fsm->path);
1463 rc = CPIOERR_UNMAPPED_FILE;
1465 rc = CPIOERR_HDR_TRAILER;
1470 /* On non-install, mode must be known so that dirs don't get suffix. */
1471 if (fsm->goal != FSM_PKGINSTALL) {
1472 TFI_t fi = fsmGetFi(fsm);
1473 st->st_mode = fi->fmodes[fsm->ix];
1476 /* Generate file path. */
1477 rc = fsmStage(fsm, FSM_MAP);
1480 /* Perform lstat/stat for disk file. */
1484 if (fsm->path != NULL) {
1485 rc = fsmStage(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
1486 ? FSM_LSTAT : FSM_STAT));
1487 if (rc == CPIOERR_LSTAT_FAILED && errno == ENOENT) {
1493 } else if (rc == 0) {
1497 /* Skip %ghost files on build. */
1501 fsm->diskchecked = 1;
1504 /* On non-install, the disk file stat is what's remapped. */
1505 if (fsm->goal != FSM_PKGINSTALL)
1506 *st = *ost; /* structure assignment */
1508 /* Remap file perms, owner, and group. */
1509 rc = fsmMapAttrs(fsm);
1512 fsm->postpone = XFA_SKIPPING(fsm->action);
1513 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1514 /*@-evalorder@*/ /* FIX: saveHardLink can modify fsm */
1515 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1)
1516 fsm->postpone = saveHardLink(fsm);
1523 rc = fsmMapPath(fsm);
1526 rc = fsmMkdirs(fsm);
1530 rc = fsmRmdirs(fsm);
1533 if (fsm->postpone) {
1534 if (fsm->goal == FSM_PKGINSTALL)
1535 rc = fsmStage(fsm, FSM_EAT);
1539 if (fsm->goal == FSM_PKGBUILD) {
1540 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
1541 struct hardLink * li, * prev;
1543 if (!(fsm->mapFlags & CPIO_ALL_HARDLINKS)) break;
1544 rc = writeLinkedFile(fsm);
1545 if (rc) break; /* W2DO? */
1547 for (li = fsm->links, prev = NULL; li; prev = li, li = li->next)
1549 /*@loopbreak@*/ break;
1552 fsm->links = fsm->li->next;
1554 prev->next = fsm->li->next;
1555 fsm->li->next = NULL;
1556 fsm->li = freeHardLink(fsm->li);
1558 rc = writeFile(fsm, 1);
1563 if (fsm->goal != FSM_PKGINSTALL)
1566 if (S_ISREG(st->st_mode)) {
1567 const char * path = fsm->path;
1569 fsm->path = fsmFsPath(fsm, st, NULL, NULL);
1570 rc = fsmStage(fsm, FSM_VERIFY);
1572 if (rc == 0 && fsm->osuffix) {
1573 const char * opath = fsm->opath;
1574 fsm->opath = fsm->path;
1575 fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
1576 rc = fsmStage(fsm, FSM_RENAME);
1578 rpmMessage(RPMMESS_WARNING,
1579 _("%s saved as %s\n"), fsm->opath, fsm->path);
1580 fsm->path = _free(fsm->path);
1584 /*@-dependenttrans@*/
1586 /*@=dependenttrans@*/
1587 if (rc != CPIOERR_LSTAT_FAILED) return rc;
1588 rc = expandRegular(fsm);
1589 } else if (S_ISDIR(st->st_mode)) {
1590 mode_t st_mode = st->st_mode;
1591 rc = fsmStage(fsm, FSM_VERIFY);
1592 if (rc == CPIOERR_LSTAT_FAILED) {
1593 st->st_mode &= ~07777; /* XXX abuse st->st_mode */
1594 st->st_mode |= 00700;
1595 rc = fsmStage(fsm, FSM_MKDIR);
1596 st->st_mode = st_mode; /* XXX restore st->st_mode */
1598 } else if (S_ISLNK(st->st_mode)) {
1599 const char * opath = fsm->opath;
1601 if ((st->st_size + 1) > fsm->rdsize) {
1602 rc = CPIOERR_HDR_SIZE;
1606 fsm->wrlen = st->st_size;
1607 rc = fsmStage(fsm, FSM_DREAD);
1608 if (!rc && fsm->rdnb != fsm->wrlen)
1609 rc = CPIOERR_READ_FAILED;
1612 fsm->wrbuf[st->st_size] = '\0';
1613 /* XXX symlink(fsm->opath, fsm->path) */
1614 /*@-dependenttrans@*/
1615 fsm->opath = fsm->wrbuf;
1616 /*@=dependenttrans@*/
1617 rc = fsmStage(fsm, FSM_VERIFY);
1618 if (rc == CPIOERR_LSTAT_FAILED)
1619 rc = fsmStage(fsm, FSM_SYMLINK);
1620 fsm->opath = opath; /* XXX restore fsm->path */
1621 } else if (S_ISFIFO(st->st_mode)) {
1622 mode_t st_mode = st->st_mode;
1623 /* This mimics cpio S_ISSOCK() behavior but probably isnt' right */
1624 rc = fsmStage(fsm, FSM_VERIFY);
1625 if (rc == CPIOERR_LSTAT_FAILED) {
1626 st->st_mode = 0000; /* XXX abuse st->st_mode */
1627 rc = fsmStage(fsm, FSM_MKFIFO);
1628 st->st_mode = st_mode; /* XXX restore st->st_mode */
1630 } else if (S_ISCHR(st->st_mode) ||
1631 S_ISBLK(st->st_mode) ||
1632 /*@-unrecog@*/ S_ISSOCK(st->st_mode) /*@=unrecog@*/)
1634 rc = fsmStage(fsm, FSM_VERIFY);
1635 if (rc == CPIOERR_LSTAT_FAILED)
1636 rc = fsmStage(fsm, FSM_MKNOD);
1638 rc = CPIOERR_UNKNOWN_FILETYPE;
1640 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
1641 fsm->li->createdPath = fsm->li->linkIndex;
1642 rc = fsmMakeLinks(fsm);
1648 rc = fsmMakeLinks(fsm);
1650 case FSM_NOTIFY: /* XXX move from fsm to psm -> tsm */
1651 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1652 rpmTransactionSet ts = fsmGetTs(fsm);
1653 TFI_t fi = fsmGetFi(fsm);
1654 if (ts && ts->notify && fi) {
1655 /*@-type@*/ /* FIX: cast? */
1656 /*@-noeffectuncon @*/ /* FIX: check rc */
1657 (void)ts->notify(fi->h, RPMCALLBACK_INST_PROGRESS,
1658 fdGetCpioPos(fsm->cfd), fi->archiveSize,
1659 rpmfiGetKey(fi), ts->notifyData);
1660 /*@=noeffectuncon @*/
1668 if (fsm->goal == FSM_PKGINSTALL) {
1669 (void) fsmStage(fsm,
1670 (S_ISDIR(st->st_mode) ? FSM_RMDIR : FSM_UNLINK));
1672 #ifdef NOTYET /* XXX remove only dirs just created, not all. */
1674 (void) fsmStage(fsm, FSM_RMDIRS);
1680 if (fsm->failedFile && *fsm->failedFile == NULL)
1681 *fsm->failedFile = xstrdup(fsm->path);
1684 if (!fsm->postpone && fsm->commit) {
1685 if (fsm->goal == FSM_PKGINSTALL)
1686 rc = ((!S_ISDIR(st->st_mode) && st->st_nlink > 1)
1687 ? fsmCommitLinks(fsm) : fsmStage(fsm, FSM_COMMIT));
1688 if (fsm->goal == FSM_PKGCOMMIT)
1689 rc = fsmStage(fsm, FSM_COMMIT);
1690 if (fsm->goal == FSM_PKGERASE)
1691 rc = fsmStage(fsm, FSM_COMMIT);
1693 fsm->path = _free(fsm->path);
1694 fsm->opath = _free(fsm->opath);
1695 memset(st, 0, sizeof(*st));
1696 memset(ost, 0, sizeof(*ost));
1699 /* Rename pre-existing modified or unmanaged file. */
1700 if (fsm->diskchecked && fsm->exists && fsm->osuffix) {
1701 const char * opath = fsm->opath;
1702 const char * path = fsm->path;
1703 fsm->opath = fsmFsPath(fsm, st, NULL, NULL);
1704 fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
1705 rc = fsmStage(fsm, FSM_RENAME);
1707 rpmMessage(RPMMESS_WARNING, _("%s saved as %s\n"),
1708 fsm->opath, fsm->path);
1710 fsm->path = _free(fsm->path);
1712 fsm->opath = _free(fsm->opath);
1716 /* Remove erased files. */
1717 if (fsm->goal == FSM_PKGERASE) {
1718 if (fsm->action == FA_ERASE) {
1719 TFI_t fi = fsmGetFi(fsm);
1720 if (S_ISDIR(st->st_mode)) {
1721 rc = fsmStage(fsm, FSM_RMDIR);
1724 case ENOENT: /* XXX rmdir("/") linux 2.2.x kernel hack */
1726 /* XXX make sure that build side permits %missingok on directories. */
1727 if (fsm->fflags & RPMFILE_MISSINGOK)
1728 /*@innerbreak@*/ break;
1730 /* XXX common error message. */
1732 (strict_erasures ? RPMERR_RMDIR : RPMDEBUG_RMDIR),
1733 _("%s rmdir of %s failed: Directory not empty\n"),
1734 fiTypeString(fi), fsm->path);
1735 /*@innerbreak@*/ break;
1738 (strict_erasures ? RPMERR_RMDIR : RPMDEBUG_RMDIR),
1739 _("%s rmdir of %s failed: %s\n"),
1740 fiTypeString(fi), fsm->path, strerror(errno));
1741 /*@innerbreak@*/ break;
1744 rc = fsmStage(fsm, FSM_UNLINK);
1746 if (!(errno == ENOENT && (fsm->fflags & RPMFILE_MISSINGOK)))
1748 (strict_erasures ? RPMERR_UNLINK : RPMDEBUG_UNLINK),
1749 _("%s unlink of %s failed: %s\n"),
1750 fiTypeString(fi), fsm->path, strerror(errno));
1753 /* XXX Failure to remove is not (yet) cause for failure. */
1754 if (!strict_erasures) rc = 0;
1758 if (!S_ISSOCK(st->st_mode)) { /* XXX /dev/log et al are skipped */
1759 /* Rename temporary to final file name. */
1760 if (!S_ISDIR(st->st_mode) &&
1761 (fsm->subdir || fsm->suffix || fsm->nsuffix))
1763 fsm->opath = fsm->path;
1764 fsm->path = fsmFsPath(fsm, st, NULL, fsm->nsuffix);
1765 rc = fsmStage(fsm, FSM_RENAME);
1766 if (!rc && fsm->nsuffix) {
1767 const char * opath = fsmFsPath(fsm, st, NULL, NULL);
1768 rpmMessage(RPMMESS_WARNING, _("%s created as %s\n"),
1769 (opath ? opath : ""), fsm->path);
1770 opath = _free(opath);
1772 fsm->opath = _free(fsm->opath);
1774 if (S_ISLNK(st->st_mode)) {
1775 if (!rc && !getuid())
1776 rc = fsmStage(fsm, FSM_LCHOWN);
1778 if (!rc && !getuid())
1779 rc = fsmStage(fsm, FSM_CHOWN);
1781 rc = fsmStage(fsm, FSM_CHMOD);
1783 time_t mtime = st->st_mtime;
1784 TFI_t fi = fsmGetFi(fsm);
1786 st->st_mtime = fi->fmtimes[fsm->ix];
1787 rc = fsmStage(fsm, FSM_UTIME);
1788 st->st_mtime = mtime;
1793 /* Notify on success. */
1794 if (!rc) rc = fsmStage(fsm, FSM_NOTIFY);
1795 else if (fsm->failedFile && *fsm->failedFile == NULL) {
1796 *fsm->failedFile = fsm->path;
1801 fsm->path = _free(fsm->path);
1803 /* Check for hard links missing from payload. */
1804 while ((fsm->li = fsm->links) != NULL) {
1805 fsm->links = fsm->li->next;
1806 fsm->li->next = NULL;
1807 if (fsm->goal == FSM_PKGINSTALL &&
1808 fsm->commit && fsm->li->linksLeft)
1810 for (i = 0 ; i < fsm->li->linksLeft; i++) {
1811 if (fsm->li->filex[i] < 0)
1812 /*@innercontinue@*/ continue;
1813 rc = CPIOERR_MISSING_HARDLINK;
1814 if (fsm->failedFile && *fsm->failedFile == NULL) {
1815 fsm->ix = fsm->li->filex[i];
1816 if (!fsmStage(fsm, FSM_MAP)) {
1817 *fsm->failedFile = fsm->path;
1821 /*@loopbreak@*/ break;
1824 if (fsm->goal == FSM_PKGBUILD &&
1825 (fsm->mapFlags & CPIO_ALL_HARDLINKS))
1827 rc = CPIOERR_MISSING_HARDLINK;
1829 fsm->li = freeHardLink(fsm->li);
1831 fsm->ldn = _free(fsm->ldn);
1832 fsm->ldnalloc = fsm->ldnlen = 0;
1833 fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
1834 fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
1837 if (fsm->diskchecked && !fsm->exists) {
1838 rc = CPIOERR_LSTAT_FAILED;
1841 if (S_ISREG(st->st_mode)) {
1842 char * path = alloca(strlen(fsm->path) + sizeof("-RPMDELETE"));
1843 (void) stpcpy( stpcpy(path, fsm->path), "-RPMDELETE");
1845 * XXX HP-UX (and other os'es) don't permit unlink on busy
1848 fsm->opath = fsm->path;
1850 rc = fsmStage(fsm, FSM_RENAME);
1852 (void) fsmStage(fsm, FSM_UNLINK);
1854 rc = CPIOERR_UNLINK_FAILED;
1855 fsm->path = fsm->opath;
1857 return (rc ? rc : CPIOERR_LSTAT_FAILED); /* XXX HACK */
1858 /*@notreached@*/ break;
1859 } else if (S_ISDIR(st->st_mode)) {
1860 if (S_ISDIR(ost->st_mode)) return 0;
1861 if (S_ISLNK(ost->st_mode)) {
1862 rc = fsmStage(fsm, FSM_STAT);
1863 if (rc == CPIOERR_STAT_FAILED && errno == ENOENT) rc = 0;
1868 if (S_ISDIR(ost->st_mode)) return 0;
1870 } else if (S_ISLNK(st->st_mode)) {
1871 if (S_ISLNK(ost->st_mode)) {
1872 /* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
1873 rc = fsmStage(fsm, FSM_READLINK);
1878 if (!strcmp(fsm->opath, fsm->rdbuf)) return 0;
1880 } else if (S_ISFIFO(st->st_mode)) {
1881 if (S_ISFIFO(ost->st_mode)) return 0;
1882 } else if (S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode)) {
1883 if ((S_ISCHR(ost->st_mode) || S_ISBLK(ost->st_mode)) &&
1884 (ost->st_rdev == st->st_rdev)) return 0;
1885 } else if (S_ISSOCK(st->st_mode)) {
1886 if (S_ISSOCK(ost->st_mode)) return 0;
1888 /* XXX shouldn't do this with commit/undo. */
1890 if (fsm->stage == FSM_PROCESS) rc = fsmStage(fsm, FSM_UNLINK);
1891 if (rc == 0) rc = CPIOERR_LSTAT_FAILED;
1892 return (rc ? rc : CPIOERR_LSTAT_FAILED); /* XXX HACK */
1893 /*@notreached@*/ break;
1896 rc = Unlink(fsm->path);
1897 if (_fsm_debug && (stage & FSM_SYSCALL))
1898 rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
1899 fsm->path, (rc < 0 ? strerror(errno) : ""));
1900 if (rc < 0) rc = CPIOERR_UNLINK_FAILED;
1903 rc = Rename(fsm->opath, fsm->path);
1904 if (_fsm_debug && (stage & FSM_SYSCALL))
1905 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1906 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1907 if (rc < 0) rc = CPIOERR_RENAME_FAILED;
1910 rc = Mkdir(fsm->path, (st->st_mode & 07777));
1911 if (_fsm_debug && (stage & FSM_SYSCALL))
1912 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1913 fsm->path, (unsigned)(st->st_mode & 07777),
1914 (rc < 0 ? strerror(errno) : ""));
1915 if (rc < 0) rc = CPIOERR_MKDIR_FAILED;
1918 rc = Rmdir(fsm->path);
1919 if (_fsm_debug && (stage & FSM_SYSCALL))
1920 rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
1921 fsm->path, (rc < 0 ? strerror(errno) : ""));
1922 if (rc < 0) rc = CPIOERR_RMDIR_FAILED;
1925 rc = chown(fsm->path, st->st_uid, st->st_gid);
1926 if (_fsm_debug && (stage & FSM_SYSCALL))
1927 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
1928 fsm->path, (int)st->st_uid, (int)st->st_gid,
1929 (rc < 0 ? strerror(errno) : ""));
1930 if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
1933 #if ! CHOWN_FOLLOWS_SYMLINK
1934 rc = lchown(fsm->path, st->st_uid, st->st_gid);
1935 if (_fsm_debug && (stage & FSM_SYSCALL))
1936 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
1937 fsm->path, (int)st->st_uid, (int)st->st_gid,
1938 (rc < 0 ? strerror(errno) : ""));
1939 if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
1943 rc = chmod(fsm->path, (st->st_mode & 07777));
1944 if (_fsm_debug && (stage & FSM_SYSCALL))
1945 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1946 fsm->path, (unsigned)(st->st_mode & 07777),
1947 (rc < 0 ? strerror(errno) : ""));
1948 if (rc < 0) rc = CPIOERR_CHMOD_FAILED;
1951 { struct utimbuf stamp;
1952 stamp.actime = st->st_mtime;
1953 stamp.modtime = st->st_mtime;
1954 rc = utime(fsm->path, &stamp);
1955 if (_fsm_debug && (stage & FSM_SYSCALL))
1956 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0x%x) %s\n", cur,
1957 fsm->path, (unsigned)st->st_mtime,
1958 (rc < 0 ? strerror(errno) : ""));
1959 if (rc < 0) rc = CPIOERR_UTIME_FAILED;
1963 rc = symlink(fsm->opath, fsm->path);
1964 if (_fsm_debug && (stage & FSM_SYSCALL))
1965 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1966 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1967 if (rc < 0) rc = CPIOERR_SYMLINK_FAILED;
1970 rc = Link(fsm->opath, fsm->path);
1971 if (_fsm_debug && (stage & FSM_SYSCALL))
1972 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1973 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1974 if (rc < 0) rc = CPIOERR_LINK_FAILED;
1977 rc = mkfifo(fsm->path, (st->st_mode & 07777));
1978 if (_fsm_debug && (stage & FSM_SYSCALL))
1979 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1980 fsm->path, (unsigned)(st->st_mode & 07777),
1981 (rc < 0 ? strerror(errno) : ""));
1982 if (rc < 0) rc = CPIOERR_MKFIFO_FAILED;
1985 /*@-unrecog -portability @*/ /* FIX: check S_IFIFO or dev != 0 */
1986 rc = mknod(fsm->path, (st->st_mode & ~07777), st->st_rdev);
1987 /*@=unrecog =portability @*/
1988 if (_fsm_debug && (stage & FSM_SYSCALL))
1989 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%o, 0x%x) %s\n", cur,
1990 fsm->path, (unsigned)(st->st_mode & ~07777),
1991 (unsigned)st->st_rdev,
1992 (rc < 0 ? strerror(errno) : ""));
1993 if (rc < 0) rc = CPIOERR_MKNOD_FAILED;
1996 rc = Lstat(fsm->path, ost);
1997 if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
1998 rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
1999 fsm->path, (rc < 0 ? strerror(errno) : ""));
2000 if (rc < 0) rc = CPIOERR_LSTAT_FAILED;
2003 rc = Stat(fsm->path, ost);
2004 if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
2005 rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
2006 fsm->path, (rc < 0 ? strerror(errno) : ""));
2007 if (rc < 0) rc = CPIOERR_STAT_FAILED;
2010 /* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
2011 rc = Readlink(fsm->path, fsm->rdbuf, fsm->rdsize - 1);
2012 if (_fsm_debug && (stage & FSM_SYSCALL))
2013 rpmMessage(RPMMESS_DEBUG, " %8s (%s, rdbuf, %d) %s\n", cur,
2014 fsm->path, (int)(fsm->rdsize -1), (rc < 0 ? strerror(errno) : ""));
2015 if (rc < 0) rc = CPIOERR_READLINK_FAILED;
2018 fsm->rdbuf[fsm->rdnb] = '\0';
2026 rc = fsmStage(fsm, FSM_HREAD);
2028 if (!strcmp(fsm->path, CPIO_TRAILER)) { /* Detect end-of-payload. */
2029 fsm->path = _free(fsm->path);
2030 rc = CPIOERR_HDR_TRAILER;
2033 rc = fsmStage(fsm, FSM_POS);
2036 for (left = st->st_size; left > 0; left -= fsm->rdnb) {
2037 fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
2038 rc = fsmStage(fsm, FSM_DREAD);
2040 /*@loopbreak@*/ break;
2044 left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
2047 (void) fsmStage(fsm, FSM_DREAD);
2051 left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
2053 memset(fsm->rdbuf, 0, left);
2054 /* XXX DWRITE uses rdnb for I/O length. */
2056 (void) fsmStage(fsm, FSM_DWRITE);
2060 rc = cpioTrailerWrite(fsm);
2063 rc = fsmStage(fsm, FSM_POS);
2065 rc = cpioHeaderRead(fsm, st); /* Read next payload header. */
2068 rc = cpioHeaderWrite(fsm, st); /* Write next payload header. */
2071 fsm->rdnb = Fread(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->wrlen, fsm->cfd);
2072 if (_fsm_debug && (stage & FSM_SYSCALL))
2073 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\trdnb %d\n",
2074 cur, (fsm->wrbuf == fsm->wrb ? "wrbuf" : "mmap"),
2075 (int)fsm->wrlen, (int)fsm->rdnb);
2076 if (fsm->rdnb != fsm->wrlen || Ferror(fsm->cfd))
2077 rc = CPIOERR_READ_FAILED;
2079 fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->rdnb);
2082 fsm->wrnb = Fwrite(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdnb, fsm->cfd);
2083 if (_fsm_debug && (stage & FSM_SYSCALL))
2084 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\twrnb %d\n",
2085 cur, (fsm->rdbuf == fsm->rdb ? "rdbuf" : "mmap"),
2086 (int)fsm->rdnb, (int)fsm->wrnb);
2087 if (fsm->rdnb != fsm->wrnb || Ferror(fsm->cfd))
2088 rc = CPIOERR_WRITE_FAILED;
2090 fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->wrnb);
2094 fsm->rfd = Fopen(fsm->path, "r.ufdio");
2095 if (fsm->rfd == NULL || Ferror(fsm->rfd)) {
2096 if (fsm->rfd) (void) fsmStage(fsm, FSM_RCLOSE);
2098 rc = CPIOERR_OPEN_FAILED;
2101 if (_fsm_debug && (stage & FSM_SYSCALL))
2102 rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"r\") rfd %p rdbuf %p\n", cur,
2103 fsm->path, fsm->rfd, fsm->rdbuf);
2106 fsm->rdnb = Fread(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdlen, fsm->rfd);
2107 if (_fsm_debug && (stage & FSM_SYSCALL))
2108 rpmMessage(RPMMESS_DEBUG, " %8s (rdbuf, %d, rfd)\trdnb %d\n",
2109 cur, (int)fsm->rdlen, (int)fsm->rdnb);
2110 if (fsm->rdnb != fsm->rdlen || Ferror(fsm->rfd))
2111 rc = CPIOERR_READ_FAILED;
2115 if (_fsm_debug && (stage & FSM_SYSCALL))
2116 rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->rfd);
2117 (void) Fclose(fsm->rfd);
2125 fsm->wfd = Fopen(fsm->path, "w.ufdio");
2126 if (fsm->wfd == NULL || Ferror(fsm->wfd)) {
2127 if (fsm->wfd) (void) fsmStage(fsm, FSM_WCLOSE);
2129 rc = CPIOERR_OPEN_FAILED;
2131 if (_fsm_debug && (stage & FSM_SYSCALL))
2132 rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"w\") wfd %p wrbuf %p\n", cur,
2133 fsm->path, fsm->wfd, fsm->wrbuf);
2136 fsm->wrnb = Fwrite(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->rdnb, fsm->wfd);
2137 if (_fsm_debug && (stage & FSM_SYSCALL))
2138 rpmMessage(RPMMESS_DEBUG, " %8s (wrbuf, %d, wfd)\twrnb %d\n",
2139 cur, (int)fsm->rdnb, (int)fsm->wrnb);
2140 if (fsm->rdnb != fsm->wrnb || Ferror(fsm->wfd))
2141 rc = CPIOERR_WRITE_FAILED;
2145 if (_fsm_debug && (stage & FSM_SYSCALL))
2146 rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->wfd);
2147 (void) Fclose(fsm->wfd);
2160 if (!(stage & FSM_INTERNAL)) {
2161 fsm->rc = (rc == CPIOERR_HDR_TRAILER ? 0 : rc);
2167 /*@obserever@*/ const char *const fileActionString(fileAction a)
2170 case FA_UNKNOWN: return "unknown";
2171 case FA_CREATE: return "create";
2172 case FA_COPYOUT: return "copyout";
2173 case FA_COPYIN: return "copyin";
2174 case FA_BACKUP: return "backup";
2175 case FA_SAVE: return "save";
2176 case FA_SKIP: return "skip";
2177 case FA_ALTNAME: return "altname";
2178 case FA_ERASE: return "erase";
2179 case FA_SKIPNSTATE: return "skipnstate";
2180 case FA_SKIPNETSHARED: return "skipnetshared";
2181 case FA_SKIPMULTILIB: return "skipmultilib";
2182 default: return "???";
2187 /*@observer@*/ const char *const fileStageString(fileStage a) {
2189 case FSM_UNKNOWN: return "unknown";
2191 case FSM_PKGINSTALL:return "pkginstall";
2192 case FSM_PKGERASE: return "pkgerase";
2193 case FSM_PKGBUILD: return "pkgbuild";
2194 case FSM_PKGCOMMIT: return "pkgcommit";
2195 case FSM_PKGUNDO: return "pkgundo";
2197 case FSM_CREATE: return "create";
2198 case FSM_INIT: return "init";
2199 case FSM_MAP: return "map";
2200 case FSM_MKDIRS: return "mkdirs";
2201 case FSM_RMDIRS: return "rmdirs";
2202 case FSM_PRE: return "pre";
2203 case FSM_PROCESS: return "process";
2204 case FSM_POST: return "post";
2205 case FSM_MKLINKS: return "mklinks";
2206 case FSM_NOTIFY: return "notify";
2207 case FSM_UNDO: return "undo";
2208 case FSM_FINI: return "fini";
2209 case FSM_COMMIT: return "commit";
2210 case FSM_DESTROY: return "destroy";
2211 case FSM_VERIFY: return "verify";
2213 case FSM_UNLINK: return "Unlink";
2214 case FSM_RENAME: return "Rename";
2215 case FSM_MKDIR: return "Mkdir";
2216 case FSM_RMDIR: return "rmdir";
2217 case FSM_CHOWN: return "chown";
2218 case FSM_LCHOWN: return "lchown";
2219 case FSM_CHMOD: return "chmod";
2220 case FSM_UTIME: return "utime";
2221 case FSM_SYMLINK: return "symlink";
2222 case FSM_LINK: return "Link";
2223 case FSM_MKFIFO: return "mkfifo";
2224 case FSM_MKNOD: return "mknod";
2225 case FSM_LSTAT: return "Lstat";
2226 case FSM_STAT: return "Stat";
2227 case FSM_READLINK: return "Readlink";
2228 case FSM_CHROOT: return "chroot";
2230 case FSM_NEXT: return "next";
2231 case FSM_EAT: return "eat";
2232 case FSM_POS: return "pos";
2233 case FSM_PAD: return "pad";
2234 case FSM_TRAILER: return "trailer";
2235 case FSM_HREAD: return "hread";
2236 case FSM_HWRITE: return "hwrite";
2237 case FSM_DREAD: return "Fread";
2238 case FSM_DWRITE: return "Fwrite";
2240 case FSM_ROPEN: return "Fopen";
2241 case FSM_READ: return "Fread";
2242 case FSM_RCLOSE: return "Fclose";
2243 case FSM_WOPEN: return "Fopen";
2244 case FSM_WRITE: return "Fwrite";
2245 case FSM_WCLOSE: return "Fclose";
2247 default: return "???";