3
* File state machine to handle a payload from a package.
13
/*@access rpmTransactionSet @*/
18
#define alloca_strdup(_s) strcpy(alloca(strlen(_s)+1), (_s))
22
/* XXX Failure to remove is not (yet) cause for failure. */
23
/*@-exportlocal -exportheadervar@*/
24
int strict_erasures = 0;
25
/*@=exportlocal =exportheadervar@*/
27
rpmTransactionSet fsmGetTs(const FSM_t fsm) {
28
const FSMI_t iter = fsm->iter;
30
return (iter ? iter->ts : NULL);
34
TFI_t fsmGetFi(const FSM_t fsm)
36
const FSMI_t iter = fsm->iter;
38
return (iter ? iter->fi : NULL);
42
#define SUFFIX_RPMORIG ".rpmorig"
43
#define SUFFIX_RPMSAVE ".rpmsave"
44
#define SUFFIX_RPMNEW ".rpmnew"
47
* Build path to file from file info, ornamented with subdir and suffix.
48
* @param fsm file state machine data
49
* @param st file stat info
50
* @param subdir subdir to use (NULL disables)
51
* @param suffix suffix to use (NULL disables)
52
* @retval path to file
54
static /*@only@*//*@null@*/
55
const char * fsmFsPath(/*@special@*/ /*@null@*/ const FSM_t fsm,
56
/*@null@*/ const struct stat * st,
57
/*@null@*/ const char * subdir,
58
/*@null@*/ const char * suffix)
59
/*@uses fsm->dirName, fsm->baseName */
61
const char * s = NULL;
66
/*@-nullpass@*/ /* LCL: subdir/suffix != NULL */
67
nb = strlen(fsm->dirName) +
68
(st && subdir && !S_ISDIR(st->st_mode) ? strlen(subdir) : 0) +
69
(st && suffix && !S_ISDIR(st->st_mode) ? strlen(suffix) : 0) +
70
strlen(fsm->baseName) + 1;
72
t = stpcpy(t, fsm->dirName);
73
if (st && subdir && !S_ISDIR(st->st_mode))
74
t = stpcpy(t, subdir);
75
t = stpcpy(t, fsm->baseName);
76
if (st && suffix && !S_ISDIR(st->st_mode))
77
t = stpcpy(t, suffix);
84
* Destroy file info iterator.
85
* @param p file info iterator
88
static /*@null@*/ void * mapFreeIterator(/*@only@*//*@null@*/const void * p)
90
return _free((void *)p);
94
* Create file info iterator.
95
* @param a transaction set
96
* @param b transaction element file info
97
* @return file info iterator
100
mapInitIterator(/*@kept@*/ const void * a, /*@kept@*/ const void * b)
102
rpmTransactionSet ts = (void *)a;
103
TFI_t fi = (void *)b;
106
iter = xcalloc(1, sizeof(*iter));
111
iter->reverse = (fi->type == TR_REMOVED && fi->action != FA_COPYOUT);
112
iter->i = (iter->reverse ? (fi->fc - 1) : 0);
113
iter->isave = iter->i;
118
* Return next index into file info.
119
* @param a file info iterator
120
* @return next index, -1 on termination
122
static int mapNextIterator(void * a) {
124
const TFI_t fi = iter->fi;
128
if (iter->i >= 0) i = iter->i--;
130
if (iter->i < fi->fc) i = iter->i++;
138
static int cpioStrCmp(const void * a, const void * b)
141
const char * afn = *(const char **)a;
142
const char * bfn = *(const char **)b;
144
/* Match rpm-4.0 payloads with ./ prefixes. */
145
if (afn[0] == '.' && afn[1] == '/') afn += 2;
146
if (bfn[0] == '.' && bfn[1] == '/') bfn += 2;
148
/* If either path is absolute, make it relative. */
149
if (afn[0] == '/') afn += 1;
150
if (bfn[0] == '/') bfn += 1;
152
return strcmp(afn, bfn);
156
* Locate archive path in file info.
157
* @param a file info iterator
158
* @param fsmPath archive path
159
* @return index into file info, -1 if archive path was not found
161
static int mapFind(void * a, const char * fsmPath)
165
const TFI_t fi = iter->fi;
168
if (fi && fi->fc > 0 && fi->apath && fsmPath && *fsmPath) {
169
const char ** p = NULL;
171
if (fi->apath != NULL)
172
p = bsearch(&fsmPath, fi->apath, fi->fc, sizeof(fsmPath),
175
iter->i = p - fi->apath;
176
ix = mapNextIterator(iter);
183
* Directory name iterator.
185
typedef struct dnli_s {
186
/*@dependent@*/ TFI_t fi;
187
/*@only@*/ /*@null@*/ char * active;
194
* Destroy directory name iterator.
195
* @param a directory name iterator
196
* @retval NULL always
198
static /*@null@*/ void * dnlFreeIterator(/*@only@*//*@null@*/ const void * a)
202
DNLI_t dnli = (void *)a;
203
if (dnli->active) free(dnli->active);
210
static inline int dnlCount(const DNLI_t dnli)
213
return (dnli ? dnli->fi->dc : 0);
218
static inline int dnlIndex(const DNLI_t dnli)
221
return (dnli ? dnli->isave : -1);
225
* Create directory name iterator.
226
* @param fsm file state machine data
227
* @param reverse traverse directory names in reverse order?
228
* @return directory name iterator
230
static /*@only@*/ void * dnlInitIterator(/*@special@*/ const FSM_t fsm,
232
/*@uses fsm->iter @*/
235
TFI_t fi = fsmGetFi(fsm);
241
dnli = xcalloc(1, sizeof(*dnli));
243
dnli->reverse = reverse;
244
dnli->i = (reverse ? fi->dc : 0);
247
dnli->active = xcalloc(fi->dc, sizeof(*dnli->active));
249
/* Identify parent directories not skipped. */
250
for (i = 0; i < fi->fc; i++)
251
if (!XFA_SKIPPING(fi->actions[i])) dnli->active[fi->dil[i]] = 1;
253
/* Exclude parent directories that are explicitly included. */
254
for (i = 0; i < fi->fc; i++) {
255
int dil, dnlen, bnlen;
257
if (!S_ISDIR(fi->fmodes[i]))
261
dnlen = strlen(fi->dnl[dil]);
262
bnlen = strlen(fi->bnl[i]);
264
for (j = 0; j < fi->dc; j++) {
268
if (!dnli->active[j] || j == dil) continue;
271
if (jlen != (dnlen+bnlen+1)) continue;
272
if (strncmp(dnl, fi->dnl[dil], dnlen)) continue;
273
if (strncmp(dnl+dnlen, fi->bnl[i], bnlen)) continue;
274
if (dnl[dnlen+bnlen] != '/' || dnl[dnlen+bnlen+1] != '\0')
276
/* This directory is included in the package. */
278
/*@innerbreak@*/ break;
282
/* Print only once per package. */
285
for (i = 0; i < fi->dc; i++) {
286
if (!dnli->active[i]) continue;
289
rpmMessage(RPMMESS_DEBUG,
290
_("========= Directories not explictly included in package:\n"));
292
rpmMessage(RPMMESS_DEBUG, _("%9d %s\n"), i, fi->dnl[i]);
295
rpmMessage(RPMMESS_DEBUG, "=========\n");
302
* Return next directory name (from file info).
303
* @param dnli directory name iterator
304
* @return next directory name
306
static /*@observer@*/ const char * dnlNextIterator(/*@null@*/ DNLI_t dnli)
309
const char * dn = NULL;
317
i = (!dnli->reverse ? dnli->i++ : --dnli->i);
318
} while (i >= 0 && i < fi->dc && !dnli->active[i]);
320
if (i >= 0 && i < fi->dc)
330
* Save hard link in chain.
331
* @param fsm file state machine data
332
* @return Is chain only partially filled?
335
static int saveHardLink(/*@special@*/ /*@partial@*/ FSM_t fsm)
336
/*@uses fsm->links, fsm->ix, fsm->sb, fsm->goal, fsm->nsuffix @*/
337
/*@defines fsm->li @*/
338
/*@releases fsm->path @*/
341
struct stat * st = &fsm->sb;
346
/* Find hard link set. */
347
for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
348
if (fsm->li->sb.st_ino == st->st_ino && fsm->li->sb.st_dev == st->st_dev)
352
/* New hard link encountered, add new link to set. */
353
if (fsm->li == NULL) {
354
fsm->li = xcalloc(1, sizeof(*fsm->li));
355
fsm->li->next = NULL;
356
fsm->li->sb = *st; /* structure assignment */
357
fsm->li->nlink = st->st_nlink;
358
fsm->li->linkIndex = fsm->ix;
359
fsm->li->createdPath = -1;
361
fsm->li->filex = xcalloc(st->st_nlink, sizeof(fsm->li->filex[0]));
362
memset(fsm->li->filex, -1, (st->st_nlink * sizeof(fsm->li->filex[0])));
363
fsm->li->nsuffix = xcalloc(st->st_nlink, sizeof(*fsm->li->nsuffix));
365
if (fsm->goal == FSM_PKGBUILD)
366
fsm->li->linksLeft = st->st_nlink;
367
if (fsm->goal == FSM_PKGINSTALL)
368
fsm->li->linksLeft = 0;
371
fsm->li->next = fsm->links;
373
fsm->links = fsm->li;
376
if (fsm->goal == FSM_PKGBUILD) --fsm->li->linksLeft;
377
fsm->li->filex[fsm->li->linksLeft] = fsm->ix;
378
/*@-observertrans -dependenttrans@*/
379
fsm->li->nsuffix[fsm->li->linksLeft] = fsm->nsuffix;
380
/*@=observertrans =dependenttrans@*/
381
if (fsm->goal == FSM_PKGINSTALL) fsm->li->linksLeft++;
383
if (fsm->goal == FSM_PKGBUILD)
384
return (fsm->li->linksLeft > 0);
386
if (fsm->goal != FSM_PKGINSTALL)
389
if (!(st->st_size || fsm->li->linksLeft == st->st_nlink))
392
/* Here come the bits, time to choose a non-skipped file name. */
393
{ TFI_t fi = fsmGetFi(fsm);
395
for (j = fsm->li->linksLeft - 1; j >= 0; j--) {
396
ix = fsm->li->filex[j];
397
if (ix < 0 || XFA_SKIPPING(fi->actions[ix]))
403
/* Are all links skipped or not encountered yet? */
405
return 1; /* XXX W2DO? */
407
/* Save the non-skipped file name and map index. */
408
fsm->li->linkIndex = j;
409
fsm->path = _free(fsm->path);
411
rc = fsmStage(fsm, FSM_MAP);
412
/*@-nullstate@*/ /* FIX: fsm->path null annotation? */
419
* Destroy set of hard links.
420
* @param li set of hard links
422
static /*@null@*/ void * freeHardLink(/*@only@*/ /*@null@*/ struct hardLink * li)
426
li->nsuffix = _free(li->nsuffix); /* XXX elements are shared */
427
li->filex = _free(li->filex);
434
FSM_t fsm = xcalloc(1, sizeof(*fsm));
438
FSM_t freeFSM(FSM_t fsm)
441
fsm->path = _free(fsm->path);
442
while ((fsm->li = fsm->links) != NULL) {
443
fsm->links = fsm->li->next;
444
fsm->li->next = NULL;
445
fsm->li = freeHardLink(fsm->li);
447
fsm->dnlx = _free(fsm->dnlx);
448
fsm->ldn = _free(fsm->ldn);
449
fsm->iter = mapFreeIterator(fsm->iter);
454
int fsmSetup(FSM_t fsm, fileStage goal,
455
const rpmTransactionSet ts, const TFI_t fi, FD_t cfd,
456
unsigned int * archiveSize, const char ** failedFile)
463
fsm->cfd = fdLink(cfd, "persist (fsm)");
464
pos = fdGetCpioPos(fsm->cfd);
465
fdSetCpioPos(fsm->cfd, 0);
467
fsm->iter = mapInitIterator(ts, fi);
469
if (fsm->goal == FSM_PKGINSTALL) {
470
if (ts && ts->notify) {
471
(void)ts->notify(fi->h, RPMCALLBACK_INST_START, 0, fi->archiveSize,
472
(fi->ap ? fi->ap->key : NULL), ts->notifyData);
477
fsm->archiveSize = archiveSize;
478
if (fsm->archiveSize)
479
*fsm->archiveSize = 0;
480
fsm->failedFile = failedFile;
482
*fsm->failedFile = NULL;
485
memset(fsm->sufbuf, 0, sizeof(fsm->sufbuf));
486
if (fsm->goal == FSM_PKGINSTALL) {
487
if (ts && ts->id > 0)
488
sprintf(fsm->sufbuf, ";%08x", (unsigned)ts->id);
492
rc = fsmStage(fsm, FSM_CREATE);
493
if (rc && !ec) ec = rc;
495
rc = fsmStage(fsm, fsm->goal);
496
if (rc && !ec) ec = rc;
498
if (fsm->archiveSize && ec == 0)
499
*fsm->archiveSize = (fdGetCpioPos(fsm->cfd) - pos);
504
int fsmTeardown(FSM_t fsm) {
508
rc = fsmStage(fsm, FSM_DESTROY);
510
fsm->iter = mapFreeIterator(fsm->iter);
512
fsm->cfd = fdFree(fsm->cfd, "persist (fsm)");
515
fsm->failedFile = NULL;
516
/*@-nullstate@*/ /* FIX: fsm->iter null annotation? */
521
int fsmMapPath(FSM_t fsm)
523
TFI_t fi = fsmGetFi(fsm); /* XXX const except for fstates */
530
fsm->action = FA_UNKNOWN;
534
if (fi && i >= 0 && i < fi->fc) {
536
fsm->astriplen = fi->astriplen;
537
fsm->action = (fi->actions ? fi->actions[i] : fi->action);
538
fsm->fflags = (fi->fflags ? fi->fflags[i] : fi->flags);
539
fsm->mapFlags = (fi->fmapflags ? fi->fmapflags[i] : fi->mapflags);
541
/* src rpms have simple base name in payload. */
542
fsm->dirName = fi->dnl[fi->dil[i]];
543
fsm->baseName = fi->bnl[i];
545
switch (fsm->action) {
548
case FA_SKIPMULTILIB: /* XXX RPMFILE_STATE_MULTILIB? */
557
assert(fi->type == TR_ADDED);
561
if (fi->fstates && fi->type == TR_ADDED)
562
fi->fstates[i] = RPMFILE_STATE_NOTINSTALLED;
565
case FA_SKIPNETSHARED:
566
if (fi->fstates && fi->type == TR_ADDED)
567
fi->fstates[i] = RPMFILE_STATE_NETSHARED;
571
if (!(fsm->fflags & RPMFILE_GHOST)) /* XXX Don't if %ghost file. */
574
fsm->osuffix = SUFFIX_RPMORIG;
577
fsm->osuffix = SUFFIX_RPMSAVE;
583
assert(fi->type == TR_ADDED);
584
if (!(fsm->fflags & RPMFILE_GHOST)) /* XXX Don't if %ghost file. */
585
fsm->nsuffix = SUFFIX_RPMNEW;
589
assert(fi->type == TR_ADDED);
590
if (!(fsm->fflags & RPMFILE_GHOST)) /* XXX Don't if %ghost file. */
591
fsm->osuffix = SUFFIX_RPMSAVE;
594
assert(fi->type == TR_REMOVED);
596
* XXX TODO: %ghost probably shouldn't be removed, but that changes
597
* legacy rpm behavior.
604
if ((fsm->mapFlags & CPIO_MAP_PATH) || fsm->nsuffix) {
605
const struct stat * st = &fsm->sb;
606
fsm->path = _free(fsm->path);
607
/*@-nullstate@*/ /* FIX: fsm->path null annotation? */
608
fsm->path = fsmFsPath(fsm, st, fsm->subdir,
609
(fsm->suffix ? fsm->suffix : fsm->nsuffix));
616
int fsmMapAttrs(FSM_t fsm)
618
struct stat * st = &fsm->sb;
619
TFI_t fi = fsmGetFi(fsm);
622
if (fi && i >= 0 && i < fi->fc) {
624
(S_ISDIR(st->st_mode) ? fi->dperms : fi->fperms);
626
(fi->fmodes ? fi->fmodes[i] : perms);
628
(fi->fuids ? fi->fuids[i] : fi->uid); /* XXX chmod u-s */
630
(fi->fgids ? fi->fgids[i] : fi->gid); /* XXX chmod g-s */
632
(fi->frdevs ? fi->frdevs[i] : 0);
634
(fi->fmtimes ? fi->fmtimes[i] : 0);
636
if (fsm->mapFlags & CPIO_MAP_MODE)
637
st->st_mode = (st->st_mode & S_IFMT) | (finalMode & ~S_IFMT);
638
if (fsm->mapFlags & CPIO_MAP_TYPE) {
639
st->st_mode = (st->st_mode & ~S_IFMT) | (finalMode & S_IFMT);
640
if ((S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode))
641
&& st->st_nlink == 0)
643
st->st_rdev = finalRdev;
644
st->st_mtime = finalMtime;
646
if (fsm->mapFlags & CPIO_MAP_UID)
647
st->st_uid = finalUid;
648
if (fsm->mapFlags & CPIO_MAP_GID)
649
st->st_gid = finalGid;
651
fsm->fmd5sum = (fi->fmd5s ? fi->fmd5s[i] : NULL);
658
* Create file from payload stream.
659
* @todo Legacy: support brokenEndian MD5 checks?
660
* @param fsm file state machine data
661
* @return 0 on success
663
static int expandRegular(/*@special@*/ FSM_t fsm)
665
/*@modifies fsm, fileSystem @*/
667
const char * fmd5sum;
668
const struct stat * st = &fsm->sb;
669
int left = st->st_size;
672
rc = fsmStage(fsm, FSM_WOPEN);
676
/* XXX md5sum's will break on repackaging that includes modified files. */
677
fmd5sum = fsm->fmd5sum;
679
/* XXX This doesn't support brokenEndian checks. */
680
if (st->st_size > 0 && fmd5sum)
681
fdInitMD5(fsm->wfd, 0);
685
fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
686
rc = fsmStage(fsm, FSM_DREAD);
690
rc = fsmStage(fsm, FSM_WRITE);
696
/* don't call this with fileSize == fileComplete */
698
(void) fsmStage(fsm, FSM_NOTIFY);
701
if (st->st_size > 0 && fmd5sum) {
702
const char * md5sum = NULL;
704
(void) Fflush(fsm->wfd);
705
fdFiniMD5(fsm->wfd, (void **)&md5sum, NULL, 1);
707
if (md5sum == NULL) {
708
rc = CPIOERR_MD5SUM_MISMATCH;
710
if (strcmp(md5sum, fmd5sum))
711
rc = CPIOERR_MD5SUM_MISMATCH;
712
md5sum = _free(md5sum);
717
(void) fsmStage(fsm, FSM_WCLOSE);
722
* Write next item to payload stream.
723
* @param fsm file state machine data
724
* @param writeData should data be written?
725
* @return 0 on success
727
static int writeFile(/*@special@*/ FSM_t fsm, int writeData)
728
/*@uses fsm->path, fsm->opath, fsm->sb, fsm->osb, fsm->cfd @*/
729
/*@modifies fsm, fileSystem @*/
731
const char * path = fsm->path;
732
const char * opath = fsm->opath;
733
struct stat * st = &fsm->sb;
734
struct stat * ost = &fsm->osb;
735
size_t pos = fdGetCpioPos(fsm->cfd);
736
char * symbuf = NULL;
740
st->st_size = (writeData ? ost->st_size : 0);
742
if (S_ISDIR(st->st_mode)) {
744
} else if (S_ISLNK(st->st_mode)) {
746
* While linux puts the size of a symlink in the st_size field,
747
* I don't think that's a specified standard.
749
/* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
750
rc = fsmStage(fsm, FSM_READLINK);
752
st->st_size = fsm->rdnb;
753
symbuf = alloca_strdup(fsm->rdbuf); /* XXX save readlink return. */
756
if (fsm->mapFlags & CPIO_MAP_ABSOLUTE) {
757
int nb = strlen(fsm->dirName) + strlen(fsm->baseName) + sizeof(".");
758
char * t = alloca(nb);
761
if (fsm->mapFlags & CPIO_MAP_ADDDOT)
763
t = stpcpy( stpcpy(t, fsm->dirName), fsm->baseName);
764
} else if (fsm->mapFlags & CPIO_MAP_PATH) {
765
TFI_t fi = fsmGetFi(fsm);
767
(fi->apath ? fi->apath[fsm->ix] + fi->striplen : fi->bnl[fsm->ix]);
770
rc = fsmStage(fsm, FSM_HWRITE);
774
if (writeData && S_ISREG(st->st_mode)) {
777
void * mapped = (void *)-1;
781
rc = fsmStage(fsm, FSM_ROPEN);
784
/* XXX unbuffered mmap generates *lots* of fdio debugging */
787
mapped = mmap(NULL, st->st_size, PROT_READ, MAP_SHARED, Fileno(fsm->rfd), 0);
788
if (mapped != (void *)-1) {
790
fsm->rdbuf = (char *) mapped;
791
fsm->rdlen = nmapped = st->st_size;
799
if (mapped != (void *)-1) {
804
fsm->rdlen = (left > fsm->rdsize ? fsm->rdsize : left),
805
rc = fsmStage(fsm, FSM_READ);
809
/* XXX DWRITE uses rdnb for I/O length. */
810
rc = fsmStage(fsm, FSM_DWRITE);
817
if (mapped != (void *)-1) {
818
/*@-noeffect@*/ (void) munmap(mapped, nmapped) /*@=noeffect@*/;
823
} else if (writeData && S_ISLNK(st->st_mode)) {
824
/* XXX DWRITE uses rdnb for I/O length. */
825
strcpy(fsm->rdbuf, symbuf); /* XXX restore readlink buffer. */
826
fsm->rdnb = strlen(symbuf);
827
rc = fsmStage(fsm, FSM_DWRITE);
831
rc = fsmStage(fsm, FSM_PAD);
834
{ const rpmTransactionSet ts = fsmGetTs(fsm);
835
TFI_t fi = fsmGetFi(fsm);
836
if (ts && fi && ts->notify) {
837
size_t size = (fdGetCpioPos(fsm->cfd) - pos);
838
/*@-modunconnomods@*/
839
(void)ts->notify(fi->h, RPMCALLBACK_INST_PROGRESS, size, size,
840
(fi->ap ? fi->ap->key : NULL), ts->notifyData);
841
/*@=modunconnomods@*/
849
(void) fsmStage(fsm, FSM_RCLOSE);
850
/*@-dependenttrans@*/
853
/*@=dependenttrans@*/
858
* Write set of linked files to payload stream.
859
* @param fsm file state machine data
860
* @return 0 on success
862
static int writeLinkedFile(/*@special@*/ FSM_t fsm)
863
/*@uses fsm->path, fsm->nsuffix, fsm->ix, fsm->li, fsm->failedFile @*/
864
/*@modifies fsm, fileSystem @*/
866
const char * path = fsm->path;
867
const char * nsuffix = fsm->nsuffix;
868
int iterIndex = fsm->ix;
877
for (i = fsm->li->nlink - 1; i >= 0; i--) {
879
if (fsm->li->filex[i] < 0) continue;
881
fsm->ix = fsm->li->filex[i];
882
rc = fsmStage(fsm, FSM_MAP);
884
/* Write data after last link. */
885
rc = writeFile(fsm, (i == 0));
886
if (fsm->failedFile && rc != 0 && *fsm->failedFile == NULL) {
888
*fsm->failedFile = xstrdup(fsm->path);
891
fsm->path = _free(fsm->path);
892
fsm->li->filex[i] = -1;
896
fsm->nsuffix = nsuffix;
902
* Create pending hard links to existing file.
903
* @param fsm file state machine data
904
* @return 0 on success
906
static int fsmMakeLinks(/*@special@*/ FSM_t fsm)
907
/*@uses fsm->path, fsm->opath, fsm->nsuffix, fsm->ix, fsm->li @*/
908
/*@modifies fsm, fileSystem @*/
910
const char * path = fsm->path;
911
const char * opath = fsm->opath;
912
const char * nsuffix = fsm->nsuffix;
913
int iterIndex = fsm->ix;
923
fsm->ix = fsm->li->filex[fsm->li->createdPath];
924
rc = fsmStage(fsm, FSM_MAP);
925
fsm->opath = fsm->path;
927
for (i = 0; i < fsm->li->nlink; i++) {
928
if (fsm->li->filex[i] < 0) continue;
929
if (i == fsm->li->createdPath) continue;
931
fsm->ix = fsm->li->filex[i];
932
fsm->path = _free(fsm->path);
933
rc = fsmStage(fsm, FSM_MAP);
934
rc = fsmStage(fsm, FSM_VERIFY);
936
if (rc != CPIOERR_LSTAT_FAILED) break;
938
/* XXX link(fsm->opath, fsm->path) */
939
rc = fsmStage(fsm, FSM_LINK);
940
if (fsm->failedFile && rc != 0 && *fsm->failedFile == NULL) {
942
*fsm->failedFile = xstrdup(fsm->path);
945
fsm->li->linksLeft--;
947
fsm->path = _free(fsm->path);
948
fsm->opath = _free(fsm->opath);
951
fsm->nsuffix = nsuffix;
958
* Commit hard linked file set atomically.
959
* @param fsm file state machine data
960
* @return 0 on success
962
static int fsmCommitLinks(/*@special@*/ FSM_t fsm)
963
/*@uses fsm->path, fsm->nsuffix, fsm->ix, fsm->sb,
964
fsm->li, fsm->links @*/
965
/*@modifies fsm, fileSystem @*/
967
const char * path = fsm->path;
968
const char * nsuffix = fsm->nsuffix;
969
int iterIndex = fsm->ix;
970
struct stat * st = &fsm->sb;
978
for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
979
if (fsm->li->sb.st_ino == st->st_ino && fsm->li->sb.st_dev == st->st_dev)
983
for (i = 0; i < fsm->li->nlink; i++) {
984
if (fsm->li->filex[i] < 0) continue;
985
fsm->ix = fsm->li->filex[i];
986
rc = fsmStage(fsm, FSM_MAP);
987
rc = fsmStage(fsm, FSM_COMMIT);
988
fsm->path = _free(fsm->path);
989
fsm->li->filex[i] = -1;
993
fsm->nsuffix = nsuffix;
999
* Remove (if created) directories not explicitly included in package.
1000
* @param fsm file state machine data
1001
* @return 0 on success
1004
static int fsmRmdirs(/*@special@*/ FSM_t fsm)
1005
/*@uses fsm->path, fsm->dnlx, fsm->ldn, fsm->rdbuf, fsm->iter @*/
1006
/*@modifies fsm, fileSystem @*/
1008
const char * path = fsm->path;
1009
void * dnli = dnlInitIterator(fsm, 1);
1010
char * dn = fsm->rdbuf;
1011
int dc = dnlCount(dnli);
1016
/*@-observertrans -dependenttrans@*/
1017
if (fsm->ldn != NULL && fsm->dnlx != NULL)
1018
while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
1019
int dnlen = strlen(fsm->path);
1022
dc = dnlIndex(dnli);
1023
if (fsm->dnlx[dc] < 1 || fsm->dnlx[dc] >= dnlen)
1026
/* Copy to avoid const on fsm->path. */
1027
te = stpcpy(dn, fsm->path) - 1;
1030
/* Remove generated directories. */
1034
rc = fsmStage(fsm, FSM_RMDIR);
1038
/*@innerbreak@*/ break;
1040
} while ((te - dn) > fsm->dnlx[dc]);
1042
dnli = dnlFreeIterator(dnli);
1043
/*@=observertrans =dependenttrans@*/
1051
* Create (if necessary) directories not explicitly included in package.
1052
* @param fsm file state machine data
1053
* @return 0 on success
1055
static int fsmMkdirs(/*@special@*/ FSM_t fsm)
1056
/*@uses fsm->path, fsm->sb, fsm->osb, fsm->rdbuf, fsm->iter,
1057
fsm->ldn, fsm->ldnlen, fsm->ldnalloc @*/
1058
/*@defines fsm->dnlx, fsm->ldn @*/
1059
/*@modifies fsm, fileSystem @*/
1061
struct stat * st = &fsm->sb;
1062
struct stat * ost = &fsm->osb;
1063
const char * path = fsm->path;
1064
mode_t st_mode = st->st_mode;
1065
void * dnli = dnlInitIterator(fsm, 0);
1066
char * dn = fsm->rdbuf;
1067
int dc = dnlCount(dnli);
1074
fsm->dnlx = (dc ? xcalloc(dc, sizeof(*fsm->dnlx)) : NULL);
1075
/*@-observertrans -dependenttrans@*/
1076
if (fsm->dnlx != NULL)
1077
while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
1078
int dnlen = strlen(fsm->path);
1081
dc = dnlIndex(dnli);
1082
if (dc < 0) continue;
1083
fsm->dnlx[dc] = dnlen;
1087
/*@-compdef -nullpass@*/ /* FIX: fsm->ldn not defined ??? */
1088
if (dnlen <= fsm->ldnlen && !strcmp(fsm->path, fsm->ldn))
1090
/*@=compdef =nullpass@*/
1092
/* Copy to avoid const on fsm->path. */
1093
(void) stpcpy(dn, fsm->path);
1096
/* Assume '/' directory exists, "mkdir -p" for others if non-existent */
1097
for (i = 1, te = dn + 1; *te != '\0'; te++, i++) {
1098
if (*te != '/') continue;
1102
/* Already validated? */
1103
/*@-usedef -compdef -nullpass -nullderef@*/
1104
if (i < fsm->ldnlen &&
1105
(fsm->ldn[i] == '/' || fsm->ldn[i] == '\0') &&
1106
!strncmp(fsm->path, fsm->ldn, i))
1109
/* Move pre-existing path marker forward. */
1110
fsm->dnlx[dc] = (te - dn);
1113
/*@=usedef =compdef =nullpass =nullderef@*/
1115
/* Validate next component of path. */
1116
rc = fsmStage(fsm, FSM_LSTAT);
1119
/* Directory already exists? */
1120
if (rc == 0 && S_ISDIR(ost->st_mode)) {
1121
/* Move pre-existing path marker forward. */
1122
fsm->dnlx[dc] = (te - dn);
1123
} else if (rc == CPIOERR_LSTAT_FAILED) {
1124
TFI_t fi = fsmGetFi(fsm);
1126
st->st_mode = S_IFDIR | (fi->dperms & 07777);
1127
rc = fsmStage(fsm, FSM_MKDIR);
1129
rpmMessage(RPMMESS_DEBUG,
1130
_("%s directory created with perms %04o.\n"),
1131
fsm->path, (unsigned)(st->st_mode & 07777));
1135
/*@innerbreak@*/ break;
1139
/* Save last validated path. */
1140
if (fsm->ldnalloc < (dnlen + 1)) {
1141
fsm->ldnalloc = dnlen + 100;
1142
fsm->ldn = xrealloc(fsm->ldn, fsm->ldnalloc);
1144
if (fsm->ldn != NULL) { /* XXX can't happen */
1145
strcpy(fsm->ldn, fsm->path);
1146
fsm->ldnlen = dnlen;
1149
dnli = dnlFreeIterator(dnli);
1150
/*@=observertrans =dependenttrans@*/
1153
st->st_mode = st_mode; /* XXX restore st->st_mode */
1159
* Check for file on disk.
1160
* @param fsm file state machine data
1161
* @return 0 on success
1163
static int fsmStat(FSM_t fsm)
1165
int saveerrno = errno;
1168
if (fsm->path != NULL) {
1169
int saveernno = errno;
1170
rc = fsmStage(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
1171
? FSM_LSTAT : FSM_STAT));
1172
if (rc == CPIOERR_LSTAT_FAILED && errno == ENOENT) {
1176
} else if (rc == 0) {
1180
/* Skip %ghost files on build. */
1188
int fsmStage(FSM_t fsm, fileStage stage)
1191
fileStage prevStage = fsm->stage;
1192
const char * const prev = fileStageString(prevStage);
1194
static int modulo = 4;
1195
const char * const cur = fileStageString(stage);
1196
struct stat * st = &fsm->sb;
1197
struct stat * ost = &fsm->osb;
1198
int saveerrno = errno;
1203
#define _fafilter(_a) \
1204
(!((_a) == FA_CREATE || (_a) == FA_ERASE || (_a) == FA_COPYIN || (_a) == FA_COPYOUT) \
1205
? fileActionString(_a) : "")
1207
if (stage & FSM_DEAD) {
1209
} else if (stage & FSM_INTERNAL) {
1210
if (_fsm_debug && !(stage & FSM_SYSCALL))
1211
rpmMessage(RPMMESS_DEBUG, " %8s %06o%3d (%4d,%4d)%10d %s %s\n",
1213
(unsigned)st->st_mode, (int)st->st_nlink,
1214
(int)st->st_uid, (int)st->st_gid, (int)st->st_size,
1215
(fsm->path ? fsm->path : ""),
1216
_fafilter(fsm->action));
1219
if (_fsm_debug || !(stage & FSM_VERBOSE))
1220
rpmMessage(RPMMESS_DEBUG, "%-8s %06o%3d (%4d,%4d)%10d %s %s\n",
1222
(unsigned)st->st_mode, (int)st->st_nlink,
1223
(int)st->st_uid, (int)st->st_gid, (int)st->st_size,
1224
(fsm->path ? fsm->path + fsm->astriplen : ""),
1225
_fafilter(fsm->action));
1232
case FSM_PKGINSTALL:
1234
/* Clean fsm, free'ing memory. Read next archive header. */
1235
rc = fsmStage(fsm, FSM_INIT);
1237
/* Exit on end-of-payload. */
1238
if (rc == CPIOERR_HDR_TRAILER) {
1240
/*@loopbreak@*/ break;
1243
/* Exit on error. */
1246
(void) fsmStage(fsm, FSM_UNDO);
1247
/*@loopbreak@*/ break;
1250
/* Extract file from archive. */
1251
rc = fsmStage(fsm, FSM_PROCESS);
1253
(void) fsmStage(fsm, FSM_UNDO);
1254
/*@loopbreak@*/ break;
1257
/* Notify on success. */
1258
(void) fsmStage(fsm, FSM_NOTIFY);
1260
rc = fsmStage(fsm, FSM_FINI);
1262
/*@loopbreak@*/ break;
1269
/* Clean fsm, free'ing memory. */
1270
rc = fsmStage(fsm, FSM_INIT);
1272
/* Exit on end-of-payload. */
1273
if (rc == CPIOERR_HDR_TRAILER) {
1275
/*@loopbreak@*/ break;
1278
/* Rename/erase next item. */
1279
if (fsmStage(fsm, FSM_FINI))
1280
/*@loopbreak@*/ break;
1286
rc = fsmStage(fsm, FSM_INIT);
1288
/* Exit on end-of-payload. */
1289
if (rc == CPIOERR_HDR_TRAILER) {
1291
/*@loopbreak@*/ break;
1294
/* Exit on error. */
1297
(void) fsmStage(fsm, FSM_UNDO);
1298
/*@loopbreak@*/ break;
1301
/* Copy file into archive. */
1302
rc = fsmStage(fsm, FSM_PROCESS);
1304
(void) fsmStage(fsm, FSM_UNDO);
1305
/*@loopbreak@*/ break;
1308
if (fsmStage(fsm, FSM_FINI))
1309
/*@loopbreak@*/ break;
1312
/* Flush partial sets of hard linked files. */
1313
if (!(fsm->mapFlags & CPIO_ALL_HARDLINKS)) {
1315
while ((fsm->li = fsm->links) != NULL) {
1316
fsm->links = fsm->li->next;
1317
fsm->li->next = NULL;
1319
/* Re-calculate link count for archive header. */
1320
for (j = -1, nlink = 0, i = 0; i < fsm->li->nlink; i++) {
1321
if (fsm->li->filex[i] < 0) continue;
1325
/* XXX force the contents out as well. */
1327
fsm->li->filex[0] = fsm->li->filex[j];
1328
fsm->li->filex[j] = -1;
1330
fsm->li->sb.st_nlink = nlink;
1332
fsm->sb = fsm->li->sb; /* structure assignment */
1333
fsm->osb = fsm->sb; /* structure assignment */
1335
if (!rc) rc = writeLinkedFile(fsm);
1337
fsm->li = freeHardLink(fsm->li);
1342
rc = fsmStage(fsm, FSM_TRAILER);
1346
{ rpmTransactionSet ts = fsmGetTs(fsm);
1347
#define _tsmask (RPMTRANS_FLAG_PKGCOMMIT | RPMTRANS_FLAG_COMMIT)
1348
fsm->commit = ((ts && (ts->transFlags & _tsmask) &&
1349
fsm->goal != FSM_PKGCOMMIT) ? 0 : 1);
1352
fsm->path = _free(fsm->path);
1353
fsm->opath = _free(fsm->opath);
1354
fsm->dnlx = _free(fsm->dnlx);
1356
fsm->ldn = _free(fsm->ldn);
1357
fsm->ldnalloc = fsm->ldnlen = 0;
1359
fsm->rdsize = fsm->wrsize = 0;
1360
fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
1361
fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
1362
if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1363
fsm->rdsize = 8 * BUFSIZ;
1364
fsm->rdbuf = fsm->rdb = xmalloc(fsm->rdsize);
1365
fsm->wrsize = 8 * BUFSIZ;
1366
fsm->wrbuf = fsm->wrb = xmalloc(fsm->wrsize);
1369
fsm->mkdirsdone = 0;
1373
errno = 0; /* XXX get rid of EBADF */
1375
/* Detect and create directories not explicitly in package. */
1376
if (fsm->goal == FSM_PKGINSTALL) {
1377
rc = fsmStage(fsm, FSM_MKDIRS);
1378
if (!rc) fsm->mkdirsdone = 1;
1383
fsm->path = _free(fsm->path);
1385
fsm->diskchecked = fsm->exists = 0;
1387
fsm->suffix = (fsm->sufbuf[0] != '\0' ? fsm->sufbuf : NULL);
1388
fsm->action = FA_UNKNOWN;
1389
fsm->osuffix = NULL;
1390
fsm->nsuffix = NULL;
1392
if (fsm->goal == FSM_PKGINSTALL) {
1393
/* Read next header from payload, checking for end-of-payload. */
1394
rc = fsmStage(fsm, FSM_NEXT);
1398
/* Identify mapping index. */
1399
fsm->ix = ((fsm->goal == FSM_PKGINSTALL)
1400
? mapFind(fsm->iter, fsm->path) : mapNextIterator(fsm->iter));
1402
/* Detect end-of-loop and/or mapping error. */
1404
if (fsm->goal == FSM_PKGINSTALL) {
1406
rpmMessage(RPMMESS_WARNING,
1407
_("archive file %s was not found in header file list\n"),
1410
if (fsm->failedFile && *fsm->failedFile == NULL)
1411
*fsm->failedFile = xstrdup(fsm->path);
1412
rc = CPIOERR_UNMAPPED_FILE;
1414
rc = CPIOERR_HDR_TRAILER;
1419
/* On non-install, mode must be known so that dirs don't get suffix. */
1420
if (fsm->goal != FSM_PKGINSTALL) {
1421
TFI_t fi = fsmGetFi(fsm);
1422
st->st_mode = fi->fmodes[fsm->ix];
1425
/* Generate file path. */
1426
rc = fsmStage(fsm, FSM_MAP);
1429
/* Perform lstat/stat for disk file. */
1433
if (fsm->path != NULL) {
1434
rc = fsmStage(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
1435
? FSM_LSTAT : FSM_STAT));
1436
if (rc == CPIOERR_LSTAT_FAILED && errno == ENOENT) {
1440
} else if (rc == 0) {
1444
/* Skip %ghost files on build. */
1448
fsm->diskchecked = 1;
1451
/* On non-install, the disk file stat is what's remapped. */
1452
if (fsm->goal != FSM_PKGINSTALL)
1453
*st = *ost; /* structure assignment */
1455
/* Remap file perms, owner, and group. */
1456
rc = fsmMapAttrs(fsm);
1459
fsm->postpone = XFA_SKIPPING(fsm->action);
1460
if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1462
if (!S_ISDIR(st->st_mode) && st->st_nlink > 1)
1463
fsm->postpone = saveHardLink(fsm);
1470
rc = fsmMapPath(fsm);
1473
rc = fsmMkdirs(fsm);
1477
rc = fsmRmdirs(fsm);
1480
if (fsm->postpone) {
1481
if (fsm->goal == FSM_PKGINSTALL)
1482
rc = fsmStage(fsm, FSM_EAT);
1486
if (fsm->goal == FSM_PKGBUILD) {
1487
if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
1488
struct hardLink * li, * prev;
1490
if (!(fsm->mapFlags & CPIO_ALL_HARDLINKS)) break;
1491
rc = writeLinkedFile(fsm);
1492
if (rc) break; /* W2DO? */
1494
for (li = fsm->links, prev = NULL; li; prev = li, li = li->next)
1496
/*@loopbreak@*/ break;
1499
fsm->links = fsm->li->next;
1501
prev->next = fsm->li->next;
1502
fsm->li->next = NULL;
1503
fsm->li = freeHardLink(fsm->li);
1505
rc = writeFile(fsm, 1);
1510
if (fsm->goal != FSM_PKGINSTALL)
1513
if (S_ISREG(st->st_mode)) {
1514
const char * path = fsm->path;
1516
fsm->path = fsmFsPath(fsm, st, NULL, NULL);
1517
rc = fsmStage(fsm, FSM_VERIFY);
1519
if (rc == 0 && fsm->osuffix) {
1520
const char * opath = fsm->opath;
1521
fsm->opath = fsm->path;
1522
fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
1523
rc = fsmStage(fsm, FSM_RENAME);
1525
rpmMessage(RPMMESS_WARNING,
1526
_("%s saved as %s\n"), fsm->opath, fsm->path);
1527
fsm->path = _free(fsm->path);
1531
/*@-dependenttrans@*/
1533
/*@=dependenttrans@*/
1534
if (rc != CPIOERR_LSTAT_FAILED) return rc;
1535
rc = expandRegular(fsm);
1536
} else if (S_ISDIR(st->st_mode)) {
1537
mode_t st_mode = st->st_mode;
1538
rc = fsmStage(fsm, FSM_VERIFY);
1539
if (rc == CPIOERR_LSTAT_FAILED) {
1540
st->st_mode &= ~07777; /* XXX abuse st->st_mode */
1541
st->st_mode |= 00700;
1542
rc = fsmStage(fsm, FSM_MKDIR);
1543
st->st_mode = st_mode; /* XXX restore st->st_mode */
1545
} else if (S_ISLNK(st->st_mode)) {
1546
const char * opath = fsm->opath;
1548
if ((st->st_size + 1) > fsm->rdsize) {
1549
rc = CPIOERR_HDR_SIZE;
1553
fsm->wrlen = st->st_size;
1554
rc = fsmStage(fsm, FSM_DREAD);
1555
if (!rc && fsm->rdnb != fsm->wrlen)
1556
rc = CPIOERR_READ_FAILED;
1559
fsm->wrbuf[st->st_size] = '\0';
1560
/* XXX symlink(fsm->opath, fsm->path) */
1561
/*@-dependenttrans@*/
1562
fsm->opath = fsm->wrbuf;
1563
/*@=dependenttrans@*/
1564
rc = fsmStage(fsm, FSM_VERIFY);
1565
if (rc == CPIOERR_LSTAT_FAILED)
1566
rc = fsmStage(fsm, FSM_SYMLINK);
1567
fsm->opath = opath; /* XXX restore fsm->path */
1568
} else if (S_ISFIFO(st->st_mode)) {
1569
mode_t st_mode = st->st_mode;
1570
/* This mimics cpio S_ISSOCK() behavior but probably isnt' right */
1571
rc = fsmStage(fsm, FSM_VERIFY);
1572
if (rc == CPIOERR_LSTAT_FAILED) {
1573
st->st_mode = 0000; /* XXX abuse st->st_mode */
1574
rc = fsmStage(fsm, FSM_MKFIFO);
1575
st->st_mode = st_mode; /* XXX restore st->st_mode */
1577
} else if (S_ISCHR(st->st_mode) ||
1578
S_ISBLK(st->st_mode) ||
1579
/*@-unrecog@*/ S_ISSOCK(st->st_mode) /*@=unrecog@*/)
1581
rc = fsmStage(fsm, FSM_VERIFY);
1582
if (rc == CPIOERR_LSTAT_FAILED)
1583
rc = fsmStage(fsm, FSM_MKNOD);
1585
rc = CPIOERR_UNKNOWN_FILETYPE;
1587
if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
1588
fsm->li->createdPath = fsm->li->linkIndex;
1589
rc = fsmMakeLinks(fsm);
1595
rc = fsmMakeLinks(fsm);
1597
case FSM_NOTIFY: /* XXX move from fsm to psm -> tsm */
1598
if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1599
rpmTransactionSet ts = fsmGetTs(fsm);
1600
TFI_t fi = fsmGetFi(fsm);
1601
if (ts && ts->notify && fi)
1602
(void)ts->notify(fi->h, RPMCALLBACK_INST_PROGRESS,
1603
fdGetCpioPos(fsm->cfd), fi->archiveSize,
1604
(fi->ap ? fi->ap->key : NULL), ts->notifyData);
1610
if (fsm->goal == FSM_PKGINSTALL) {
1611
(void) fsmStage(fsm,
1612
(S_ISDIR(st->st_mode) ? FSM_RMDIR : FSM_UNLINK));
1614
#ifdef NOTYET /* XXX remove only dirs just created, not all. */
1616
(void) fsmStage(fsm, FSM_RMDIRS);
1620
if (fsm->failedFile && *fsm->failedFile == NULL)
1621
*fsm->failedFile = xstrdup(fsm->path);
1624
if (!fsm->postpone && fsm->commit) {
1625
if (fsm->goal == FSM_PKGINSTALL)
1626
rc = ((!S_ISDIR(st->st_mode) && st->st_nlink > 1)
1627
? fsmCommitLinks(fsm) : fsmStage(fsm, FSM_COMMIT));
1628
if (fsm->goal == FSM_PKGCOMMIT)
1629
rc = fsmStage(fsm, FSM_COMMIT);
1630
if (fsm->goal == FSM_PKGERASE)
1631
rc = fsmStage(fsm, FSM_COMMIT);
1633
fsm->path = _free(fsm->path);
1634
fsm->opath = _free(fsm->opath);
1635
memset(st, 0, sizeof(*st));
1636
memset(ost, 0, sizeof(*ost));
1639
/* Rename pre-existing modified or unmanaged file. */
1640
if (fsm->diskchecked && fsm->exists && fsm->osuffix) {
1641
const char * opath = fsm->opath;
1642
const char * path = fsm->path;
1643
/*@-nullstate@*/ /* FIX: fsm->opath null annotation? */
1644
fsm->opath = fsmFsPath(fsm, st, NULL, NULL);
1646
/*@-nullstate@*/ /* FIX: fsm->path null annotation? */
1647
fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
1649
rc = fsmStage(fsm, FSM_RENAME);
1651
rpmMessage(RPMMESS_WARNING, _("%s saved as %s\n"),
1652
fsm->opath, fsm->path);
1654
fsm->path = _free(fsm->path);
1656
fsm->opath = _free(fsm->opath);
1660
/* Remove erased files. */
1661
if (fsm->goal == FSM_PKGERASE) {
1662
if (fsm->action == FA_ERASE) {
1663
TFI_t fi = fsmGetFi(fsm);
1664
if (S_ISDIR(st->st_mode)) {
1665
rc = fsmStage(fsm, FSM_RMDIR);
1668
case ENOENT: /* XXX rmdir("/") linux 2.2.x kernel hack */
1670
/* XXX make sure that build side permits %missingok on directories. */
1671
if (fsm->fflags & RPMFILE_MISSINGOK)
1674
/* XXX common error message. */
1676
(strict_erasures ? RPMERR_RMDIR : RPMDEBUG_RMDIR),
1677
_("%s rmdir of %s failed: Directory not empty\n"),
1678
fiTypeString(fi), fsm->path);
1682
(strict_erasures ? RPMERR_RMDIR : RPMDEBUG_RMDIR),
1683
_("%s rmdir of %s failed: %s\n"),
1684
fiTypeString(fi), fsm->path, strerror(errno));
1688
rc = fsmStage(fsm, FSM_UNLINK);
1690
if (!(errno == ENOENT && (fsm->fflags & RPMFILE_MISSINGOK)))
1692
(strict_erasures ? RPMERR_UNLINK : RPMDEBUG_UNLINK),
1693
_("%s unlink of %s failed: %s\n"),
1694
fiTypeString(fi), fsm->path, strerror(errno));
1697
/* XXX Failure to remove is not (yet) cause for failure. */
1698
if (!strict_erasures) rc = 0;
1702
if (!S_ISSOCK(st->st_mode)) { /* XXX /dev/log et al are skipped */
1703
/* Rename temporary to final file name. */
1704
if (!S_ISDIR(st->st_mode) &&
1705
(fsm->subdir || fsm->suffix || fsm->nsuffix))
1707
fsm->opath = fsm->path;
1708
fsm->path = fsmFsPath(fsm, st, NULL, fsm->nsuffix);
1709
rc = fsmStage(fsm, FSM_RENAME);
1710
if (!rc && fsm->nsuffix) {
1711
const char * opath = fsmFsPath(fsm, st, NULL, NULL);
1712
rpmMessage(RPMMESS_WARNING, _("%s created as %s\n"),
1713
(opath ? opath : ""), fsm->path);
1714
opath = _free(opath);
1716
fsm->opath = _free(fsm->opath);
1718
if (S_ISLNK(st->st_mode)) {
1719
if (!rc && !getuid())
1720
rc = fsmStage(fsm, FSM_LCHOWN);
1722
if (!rc && !getuid())
1723
rc = fsmStage(fsm, FSM_CHOWN);
1725
rc = fsmStage(fsm, FSM_CHMOD);
1727
time_t mtime = st->st_mtime;
1728
TFI_t fi = fsmGetFi(fsm);
1730
st->st_mtime = fi->fmtimes[fsm->ix];
1731
rc = fsmStage(fsm, FSM_UTIME);
1732
st->st_mtime = mtime;
1737
/* Notify on success. */
1738
if (!rc) rc = fsmStage(fsm, FSM_NOTIFY);
1739
else if (fsm->failedFile && *fsm->failedFile == NULL) {
1740
*fsm->failedFile = fsm->path;
1745
fsm->path = _free(fsm->path);
1747
/* Check for hard links missing from payload. */
1748
while ((fsm->li = fsm->links) != NULL) {
1749
fsm->links = fsm->li->next;
1750
fsm->li->next = NULL;
1751
if (fsm->goal == FSM_PKGINSTALL &&
1752
fsm->commit && fsm->li->linksLeft)
1754
for (i = 0 ; i < fsm->li->linksLeft; i++) {
1755
if (fsm->li->filex[i] < 0) continue;
1756
rc = CPIOERR_MISSING_HARDLINK;
1757
if (fsm->failedFile && *fsm->failedFile == NULL) {
1758
fsm->ix = fsm->li->filex[i];
1759
if (!fsmStage(fsm, FSM_MAP)) {
1760
*fsm->failedFile = fsm->path;
1764
/*@loopbreak@*/ break;
1767
if (fsm->goal == FSM_PKGBUILD &&
1768
(fsm->mapFlags & CPIO_ALL_HARDLINKS))
1770
rc = CPIOERR_MISSING_HARDLINK;
1772
fsm->li = freeHardLink(fsm->li);
1774
fsm->ldn = _free(fsm->ldn);
1775
fsm->ldnalloc = fsm->ldnlen = 0;
1776
fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
1777
fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
1780
if (fsm->diskchecked && !fsm->exists) {
1781
rc = CPIOERR_LSTAT_FAILED;
1784
if (S_ISREG(st->st_mode)) {
1785
char * path = alloca(strlen(fsm->path) + sizeof("-RPMDELETE"));
1786
(void) stpcpy( stpcpy(path, fsm->path), "-RPMDELETE");
1788
* XXX HP-UX (and other os'es) don't permit unlink on busy
1791
fsm->opath = fsm->path;
1793
rc = fsmStage(fsm, FSM_RENAME);
1795
(void) fsmStage(fsm, FSM_UNLINK);
1797
rc = CPIOERR_UNLINK_FAILED;
1798
fsm->path = fsm->opath;
1800
return (rc ? rc : CPIOERR_LSTAT_FAILED); /* XXX HACK */
1801
/*@notreached@*/ break;
1802
} else if (S_ISDIR(st->st_mode)) {
1803
if (S_ISDIR(ost->st_mode)) return 0;
1804
if (S_ISLNK(ost->st_mode)) {
1805
rc = fsmStage(fsm, FSM_STAT);
1806
if (rc == CPIOERR_STAT_FAILED && errno == ENOENT) rc = 0;
1809
if (S_ISDIR(ost->st_mode)) return 0;
1811
} else if (S_ISLNK(st->st_mode)) {
1812
if (S_ISLNK(ost->st_mode)) {
1813
/* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
1814
rc = fsmStage(fsm, FSM_READLINK);
1817
if (!strcmp(fsm->opath, fsm->rdbuf)) return 0;
1819
} else if (S_ISFIFO(st->st_mode)) {
1820
if (S_ISFIFO(ost->st_mode)) return 0;
1821
} else if (S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode)) {
1822
if ((S_ISCHR(ost->st_mode) || S_ISBLK(ost->st_mode)) &&
1823
(ost->st_rdev == st->st_rdev)) return 0;
1824
} else if (S_ISSOCK(st->st_mode)) {
1825
if (S_ISSOCK(ost->st_mode)) return 0;
1827
/* XXX shouldn't do this with commit/undo. */
1829
if (fsm->stage == FSM_PROCESS) rc = fsmStage(fsm, FSM_UNLINK);
1830
if (rc == 0) rc = CPIOERR_LSTAT_FAILED;
1831
return (rc ? rc : CPIOERR_LSTAT_FAILED); /* XXX HACK */
1832
/*@notreached@*/ break;
1835
rc = Unlink(fsm->path);
1836
if (_fsm_debug && (stage & FSM_SYSCALL))
1837
rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
1838
fsm->path, (rc < 0 ? strerror(errno) : ""));
1839
if (rc < 0) rc = CPIOERR_UNLINK_FAILED;
1842
rc = Rename(fsm->opath, fsm->path);
1843
if (_fsm_debug && (stage & FSM_SYSCALL))
1844
rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1845
fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1846
if (rc < 0) rc = CPIOERR_RENAME_FAILED;
1849
rc = Mkdir(fsm->path, (st->st_mode & 07777));
1850
if (_fsm_debug && (stage & FSM_SYSCALL))
1851
rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1852
fsm->path, (unsigned)(st->st_mode & 07777),
1853
(rc < 0 ? strerror(errno) : ""));
1854
if (rc < 0) rc = CPIOERR_MKDIR_FAILED;
1857
rc = Rmdir(fsm->path);
1858
if (_fsm_debug && (stage & FSM_SYSCALL))
1859
rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
1860
fsm->path, (rc < 0 ? strerror(errno) : ""));
1861
if (rc < 0) rc = CPIOERR_RMDIR_FAILED;
1864
rc = chown(fsm->path, st->st_uid, st->st_gid);
1865
if (_fsm_debug && (stage & FSM_SYSCALL))
1866
rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
1867
fsm->path, (int)st->st_uid, (int)st->st_gid,
1868
(rc < 0 ? strerror(errno) : ""));
1869
if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
1872
#if ! CHOWN_FOLLOWS_SYMLINK
1873
rc = lchown(fsm->path, st->st_uid, st->st_gid);
1874
if (_fsm_debug && (stage & FSM_SYSCALL))
1875
rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
1876
fsm->path, (int)st->st_uid, (int)st->st_gid,
1877
(rc < 0 ? strerror(errno) : ""));
1878
if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
1882
rc = chmod(fsm->path, (st->st_mode & 07777));
1883
if (_fsm_debug && (stage & FSM_SYSCALL))
1884
rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1885
fsm->path, (unsigned)(st->st_mode & 07777),
1886
(rc < 0 ? strerror(errno) : ""));
1887
if (rc < 0) rc = CPIOERR_CHMOD_FAILED;
1890
{ struct utimbuf stamp;
1891
stamp.actime = st->st_mtime;
1892
stamp.modtime = st->st_mtime;
1893
rc = utime(fsm->path, &stamp);
1894
if (_fsm_debug && (stage & FSM_SYSCALL))
1895
rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0x%x) %s\n", cur,
1896
fsm->path, (unsigned)st->st_mtime,
1897
(rc < 0 ? strerror(errno) : ""));
1898
if (rc < 0) rc = CPIOERR_UTIME_FAILED;
1902
rc = symlink(fsm->opath, fsm->path);
1903
if (_fsm_debug && (stage & FSM_SYSCALL))
1904
rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1905
fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1906
if (rc < 0) rc = CPIOERR_SYMLINK_FAILED;
1909
rc = Link(fsm->opath, fsm->path);
1910
if (_fsm_debug && (stage & FSM_SYSCALL))
1911
rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1912
fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1913
if (rc < 0) rc = CPIOERR_LINK_FAILED;
1916
rc = mkfifo(fsm->path, (st->st_mode & 07777));
1917
if (_fsm_debug && (stage & FSM_SYSCALL))
1918
rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1919
fsm->path, (unsigned)(st->st_mode & 07777),
1920
(rc < 0 ? strerror(errno) : ""));
1921
if (rc < 0) rc = CPIOERR_MKFIFO_FAILED;
1924
/*@-unrecog -portability @*/ /* FIX: check S_IFIFO or dev != 0 */
1925
rc = mknod(fsm->path, (st->st_mode & ~07777), st->st_rdev);
1926
/*@=unrecog =portability @*/
1927
if (_fsm_debug && (stage & FSM_SYSCALL))
1928
rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%o, 0x%x) %s\n", cur,
1929
fsm->path, (unsigned)(st->st_mode & ~07777),
1930
(unsigned)st->st_rdev,
1931
(rc < 0 ? strerror(errno) : ""));
1932
if (rc < 0) rc = CPIOERR_MKNOD_FAILED;
1935
rc = Lstat(fsm->path, ost);
1936
if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
1937
rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
1938
fsm->path, (rc < 0 ? strerror(errno) : ""));
1939
if (rc < 0) rc = CPIOERR_LSTAT_FAILED;
1942
rc = Stat(fsm->path, ost);
1943
if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
1944
rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
1945
fsm->path, (rc < 0 ? strerror(errno) : ""));
1946
if (rc < 0) rc = CPIOERR_STAT_FAILED;
1949
/* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
1950
rc = Readlink(fsm->path, fsm->rdbuf, fsm->rdsize - 1);
1951
if (_fsm_debug && (stage & FSM_SYSCALL))
1952
rpmMessage(RPMMESS_DEBUG, " %8s (%s, rdbuf, %d) %s\n", cur,
1953
fsm->path, (int)(fsm->rdsize -1), (rc < 0 ? strerror(errno) : ""));
1954
if (rc < 0) rc = CPIOERR_READLINK_FAILED;
1957
fsm->rdbuf[fsm->rdnb] = '\0';
1965
rc = fsmStage(fsm, FSM_HREAD);
1967
if (!strcmp(fsm->path, CPIO_TRAILER)) { /* Detect end-of-payload. */
1968
fsm->path = _free(fsm->path);
1969
rc = CPIOERR_HDR_TRAILER;
1972
rc = fsmStage(fsm, FSM_POS);
1975
for (left = st->st_size; left > 0; left -= fsm->rdnb) {
1976
fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
1977
rc = fsmStage(fsm, FSM_DREAD);
1979
/*@loopbreak@*/ break;
1983
left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
1986
(void) fsmStage(fsm, FSM_DREAD);
1990
left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
1992
memset(fsm->rdbuf, 0, left);
1993
/* XXX DWRITE uses rdnb for I/O length. */
1995
(void) fsmStage(fsm, FSM_DWRITE);
1999
rc = cpioTrailerWrite(fsm);
2002
rc = fsmStage(fsm, FSM_POS);
2004
rc = cpioHeaderRead(fsm, st); /* Read next payload header. */
2007
rc = cpioHeaderWrite(fsm, st); /* Write next payload header. */
2010
fsm->rdnb = Fread(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->wrlen, fsm->cfd);
2011
if (_fsm_debug && (stage & FSM_SYSCALL))
2012
rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\trdnb %d\n",
2013
cur, (fsm->wrbuf == fsm->wrb ? "wrbuf" : "mmap"),
2014
(int)fsm->wrlen, (int)fsm->rdnb);
2015
if (fsm->rdnb != fsm->wrlen || Ferror(fsm->cfd))
2016
rc = CPIOERR_READ_FAILED;
2018
fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->rdnb);
2021
fsm->wrnb = Fwrite(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdnb, fsm->cfd);
2022
if (_fsm_debug && (stage & FSM_SYSCALL))
2023
rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\twrnb %d\n",
2024
cur, (fsm->rdbuf == fsm->rdb ? "rdbuf" : "mmap"),
2025
(int)fsm->rdnb, (int)fsm->wrnb);
2026
if (fsm->rdnb != fsm->wrnb || Ferror(fsm->cfd))
2027
rc = CPIOERR_WRITE_FAILED;
2029
fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->wrnb);
2033
fsm->rfd = Fopen(fsm->path, "r.ufdio");
2034
if (fsm->rfd == NULL || Ferror(fsm->rfd)) {
2035
if (fsm->rfd) (void) fsmStage(fsm, FSM_RCLOSE);
2037
rc = CPIOERR_OPEN_FAILED;
2040
if (_fsm_debug && (stage & FSM_SYSCALL))
2041
rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"r\") rfd %p rdbuf %p\n", cur,
2042
fsm->path, fsm->rfd, fsm->rdbuf);
2045
fsm->rdnb = Fread(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdlen, fsm->rfd);
2046
if (_fsm_debug && (stage & FSM_SYSCALL))
2047
rpmMessage(RPMMESS_DEBUG, " %8s (rdbuf, %d, rfd)\trdnb %d\n",
2048
cur, (int)fsm->rdlen, (int)fsm->rdnb);
2049
if (fsm->rdnb != fsm->rdlen || Ferror(fsm->rfd))
2050
rc = CPIOERR_READ_FAILED;
2054
if (_fsm_debug && (stage & FSM_SYSCALL))
2055
rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->rfd);
2056
(void) Fclose(fsm->rfd);
2062
fsm->wfd = Fopen(fsm->path, "w.ufdio");
2063
if (fsm->wfd == NULL || Ferror(fsm->wfd)) {
2064
if (fsm->wfd) (void) fsmStage(fsm, FSM_WCLOSE);
2066
rc = CPIOERR_OPEN_FAILED;
2068
if (_fsm_debug && (stage & FSM_SYSCALL))
2069
rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"w\") wfd %p wrbuf %p\n", cur,
2070
fsm->path, fsm->wfd, fsm->wrbuf);
2073
fsm->wrnb = Fwrite(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->rdnb, fsm->wfd);
2074
if (_fsm_debug && (stage & FSM_SYSCALL))
2075
rpmMessage(RPMMESS_DEBUG, " %8s (wrbuf, %d, wfd)\twrnb %d\n",
2076
cur, (int)fsm->rdnb, (int)fsm->wrnb);
2077
if (fsm->rdnb != fsm->wrnb || Ferror(fsm->wfd))
2078
rc = CPIOERR_WRITE_FAILED;
2082
if (_fsm_debug && (stage & FSM_SYSCALL))
2083
rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->wfd);
2084
(void) Fclose(fsm->wfd);
2094
if (!(stage & FSM_INTERNAL)) {
2095
fsm->rc = (rc == CPIOERR_HDR_TRAILER ? 0 : rc);
2101
/*@obserever@*/ const char *const fileActionString(fileAction a)
2104
case FA_UNKNOWN: return "unknown";
2105
case FA_CREATE: return "create";
2106
case FA_COPYOUT: return "copyout";
2107
case FA_COPYIN: return "copyin";
2108
case FA_BACKUP: return "backup";
2109
case FA_SAVE: return "save";
2110
case FA_SKIP: return "skip";
2111
case FA_ALTNAME: return "altname";
2112
case FA_ERASE: return "erase";
2113
case FA_SKIPNSTATE: return "skipnstate";
2114
case FA_SKIPNETSHARED: return "skipnetshared";
2115
case FA_SKIPMULTILIB: return "skipmultilib";
2116
default: return "???";
2121
/*@observer@*/ const char *const fileStageString(fileStage a) {
2123
case FSM_UNKNOWN: return "unknown";
2125
case FSM_PKGINSTALL:return "pkginstall";
2126
case FSM_PKGERASE: return "pkgerase";
2127
case FSM_PKGBUILD: return "pkgbuild";
2128
case FSM_PKGCOMMIT: return "pkgcommit";
2129
case FSM_PKGUNDO: return "pkgundo";
2131
case FSM_CREATE: return "create";
2132
case FSM_INIT: return "init";
2133
case FSM_MAP: return "map";
2134
case FSM_MKDIRS: return "mkdirs";
2135
case FSM_RMDIRS: return "rmdirs";
2136
case FSM_PRE: return "pre";
2137
case FSM_PROCESS: return "process";
2138
case FSM_POST: return "post";
2139
case FSM_MKLINKS: return "mklinks";
2140
case FSM_NOTIFY: return "notify";
2141
case FSM_UNDO: return "undo";
2142
case FSM_FINI: return "fini";
2143
case FSM_COMMIT: return "commit";
2144
case FSM_DESTROY: return "destroy";
2145
case FSM_VERIFY: return "verify";
2147
case FSM_UNLINK: return "Unlink";
2148
case FSM_RENAME: return "Rename";
2149
case FSM_MKDIR: return "Mkdir";
2150
case FSM_RMDIR: return "rmdir";
2151
case FSM_CHOWN: return "chown";
2152
case FSM_LCHOWN: return "lchown";
2153
case FSM_CHMOD: return "chmod";
2154
case FSM_UTIME: return "utime";
2155
case FSM_SYMLINK: return "symlink";
2156
case FSM_LINK: return "Link";
2157
case FSM_MKFIFO: return "mkfifo";
2158
case FSM_MKNOD: return "mknod";
2159
case FSM_LSTAT: return "Lstat";
2160
case FSM_STAT: return "Stat";
2161
case FSM_READLINK: return "Readlink";
2162
case FSM_CHROOT: return "chroot";
2164
case FSM_NEXT: return "next";
2165
case FSM_EAT: return "eat";
2166
case FSM_POS: return "pos";
2167
case FSM_PAD: return "pad";
2168
case FSM_TRAILER: return "trailer";
2169
case FSM_HREAD: return "hread";
2170
case FSM_HWRITE: return "hwrite";
2171
case FSM_DREAD: return "Fread";
2172
case FSM_DWRITE: return "Fwrite";
2174
case FSM_ROPEN: return "Fopen";
2175
case FSM_READ: return "Fread";
2176
case FSM_RCLOSE: return "Fclose";
2177
case FSM_WOPEN: return "Fopen";
2178
case FSM_WRITE: return "Fwrite";
2179
case FSM_WCLOSE: return "Fclose";
2181
default: return "???";