int rpmfiCompare(const rpmfi afi, const rpmfi bfi)
{
rpmFileTypes awhat = rpmfiWhatis(rpmfiFMode(afi));
rpmFileTypes bwhat = rpmfiWhatis(rpmfiFMode(bfi));
if ((rpmfiFFlags(afi) & RPMFILE_GHOST) ||
(rpmfiFFlags(bfi) & RPMFILE_GHOST)) return 0;
if (awhat != bwhat) return 1;
if (awhat == LINK) {
const char * alink = rpmfiFLink(afi);
const char * blink = rpmfiFLink(bfi);
if (alink == blink) return 0;
if (alink == NULL) return 1;
if (blink == NULL) return -1;
return strcmp(alink, blink);
} else if (awhat == REG) {
size_t adiglen, bdiglen;
pgpHashAlgo aalgo, balgo;
const unsigned char * adigest = rpmfiFDigest(afi, &aalgo, &adiglen);
const unsigned char * bdigest = rpmfiFDigest(bfi, &balgo, &bdiglen);
if (adigest == bdigest) return 0;
if (adigest == NULL) return 1;
if (bdigest == NULL) return -1;
/* can't meaningfully compare different hash types */
if (aalgo != balgo || adiglen != bdiglen) return -1;
return memcmp(adigest, bdigest, adiglen);
}
return 0;
}
/*
* Attempt to generate libmagic-style file class if missing from header:
* we can easily generate this for symlinks and other special types.
* Always return malloced strings to simplify life in fileclassTag().
*/
static char *makeFClass(rpmfi fi)
{
char *fclass = NULL;
const char *hc = rpmfiFClass(fi);
if (hc != NULL && hc[0] != '\0') {
fclass = xstrdup(hc);
} else {
switch (rpmfiFMode(fi) & S_IFMT) {
case S_IFBLK:
fclass = xstrdup("block special");
break;
case S_IFCHR:
fclass = xstrdup("character special");
break;
case S_IFDIR:
fclass = xstrdup("directory");
break;
case S_IFIFO:
fclass = xstrdup("fifo (named pipe)");
break;
case S_IFSOCK:
fclass = xstrdup("socket");
break;
case S_IFLNK:
fclass = rstrscat(NULL, "symbolic link to `",
rpmfiFLink(fi), "'", NULL);
break;
}
}
return (fclass != NULL) ? fclass : xstrdup("");
}
/* Add fingerprint for each file not skipped. */
static void addFingerprints(rpmts ts, uint64_t fileCount, rpmFpHash ht, fingerPrintCache fpc)
{
rpmtsi pi;
rpmte p;
rpmfi fi;
int i;
rpmFpHash symlinks = rpmFpHashCreate(fileCount/16+16, fpHashFunction, fpEqual, NULL, NULL);
pi = rpmtsiInit(ts);
while ((p = rpmtsiNext(pi, 0)) != NULL) {
(void) rpmdbCheckSignals();
if ((fi = rpmteFI(p)) == NULL)
continue; /* XXX can't happen */
(void) rpmswEnter(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), 0);
rpmfiFpLookup(fi, fpc);
/* collect symbolic links */
fi = rpmfiInit(fi, 0);
while ((i = rpmfiNext(fi)) >= 0) {
struct rpmffi_s ffi;
char const *linktarget;
linktarget = rpmfiFLink(fi);
if (!(linktarget && *linktarget != '\0'))
continue;
if (XFA_SKIPPING(rpmfsGetAction(rpmteGetFileStates(p), i)))
continue;
ffi.p = p;
ffi.fileno = i;
rpmFpHashAddEntry(symlinks, rpmfiFpsIndex(fi, i), ffi);
}
(void) rpmswExit(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), rpmfiFC(fi));
}
rpmtsiFree(pi);
/* ===============================================
* Check fingerprints if they contain symlinks
* and add them to the hash table
*/
pi = rpmtsiInit(ts);
while ((p = rpmtsiNext(pi, 0)) != NULL) {
(void) rpmdbCheckSignals();
fi = rpmfiInit(rpmteFI(p), 0);
(void) rpmswEnter(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), 0);
while ((i = rpmfiNext(fi)) >= 0) {
if (XFA_SKIPPING(rpmfsGetAction(rpmteGetFileStates(p), i)))
continue;
fpLookupSubdir(symlinks, ht, fpc, p, i);
}
(void) rpmswExit(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), 0);
}
rpmtsiFree(pi);
rpmFpHashFree(symlinks);
}
static VALUE
rpmfi_FLink_get(VALUE s)
{
rpmfi fi = rpmfi_ptr(s);
if (_debug)
fprintf(stderr, "==> %s(0x%lx) ptr %p\n", __FUNCTION__, s, fi);
return INT2FIX(rpmfiFLink(fi));
}
int rpmfiConfigConflict(const rpmfi fi)
{
const char * fn = rpmfiFN(fi);
rpmfileAttrs flags = rpmfiFFlags(fi);
char buffer[1024];
rpmFileTypes newWhat, diskWhat;
struct stat sb;
if (!(flags & RPMFILE_CONFIG) || lstat(fn, &sb)) {
return 0;
}
diskWhat = rpmfiWhatis((rpm_mode_t)sb.st_mode);
newWhat = rpmfiWhatis(rpmfiFMode(fi));
if (newWhat != LINK && newWhat != REG)
return 1;
if (diskWhat != newWhat)
return 1;
memset(buffer, 0, sizeof(buffer));
if (newWhat == REG) {
int algo;
size_t diglen;
const unsigned char *ndigest = rpmfiFDigest(fi, &algo, &diglen);
if (rpmDoDigest(algo, fn, 0, (unsigned char *)buffer, NULL))
return 0; /* assume file has been removed */
if (ndigest && !memcmp(ndigest, buffer, diglen))
return 0; /* unmodified config file */
} else /* newWhat == LINK */ {
const char * nFLink;
ssize_t link_len = readlink(fn, buffer, sizeof(buffer) - 1);
if (link_len == -1)
return 0; /* assume file has been removed */
buffer[link_len] = '\0';
nFLink = rpmfiFLink(fi);
if (nFLink && rstreq(nFLink, buffer))
return 0; /* unmodified config file */
}
return 1;
}
static void fill_archive_entry(struct archive * a, struct archive_entry * entry, rpmfi fi)
{
archive_entry_clear(entry);
char * filename = rstrscat(NULL, ".", rpmfiDN(fi), rpmfiBN(fi), NULL);
archive_entry_copy_pathname(entry, filename);
_free(filename);
archive_entry_set_size(entry, rpmfiFSize(fi));
rpm_mode_t mode = rpmfiFMode(fi);
archive_entry_set_filetype(entry, mode & S_IFMT);
archive_entry_set_perm(entry, mode);
archive_entry_set_uname(entry, rpmfiFUser(fi));
archive_entry_set_gname(entry, rpmfiFGroup(fi));
archive_entry_set_rdev(entry, rpmfiFRdev(fi));
archive_entry_set_mtime(entry, rpmfiFMtime(fi), 0);
if (S_ISLNK(mode))
archive_entry_set_symlink(entry, rpmfiFLink(fi));
}
/*@null@*/
static PyObject *
rpmfi_FLink(rpmfiObject * s)
/*@*/
{
return Py_BuildValue("s", xstrdup(rpmfiFLink(s->fi)));
}
static PyObject *
rpmfi_FLink(rpmfiObject * s, PyObject * unused)
{
return Py_BuildValue("s", rpmfiFLink(s->fi));
}
rpmFileAction rpmfiDecideFate(const rpmfi ofi, rpmfi nfi, int skipMissing)
{
const char * fn = rpmfiFN(nfi);
rpmfileAttrs newFlags = rpmfiFFlags(nfi);
char buffer[1024];
rpmFileTypes dbWhat, newWhat, diskWhat;
struct stat sb;
int save = (newFlags & RPMFILE_NOREPLACE) ? FA_ALTNAME : FA_SAVE;
if (lstat(fn, &sb)) {
/*
* The file doesn't exist on the disk. Create it unless the new
* package has marked it as missingok, or allfiles is requested.
*/
if (skipMissing && (newFlags & RPMFILE_MISSINGOK)) {
rpmlog(RPMLOG_DEBUG, "%s skipped due to missingok flag\n",
fn);
return FA_SKIP;
} else {
return FA_CREATE;
}
}
diskWhat = rpmfiWhatis((rpm_mode_t)sb.st_mode);
dbWhat = rpmfiWhatis(rpmfiFMode(ofi));
newWhat = rpmfiWhatis(rpmfiFMode(nfi));
/*
* RPM >= 2.3.10 shouldn't create config directories -- we'll ignore
* them in older packages as well.
*/
if (newWhat == XDIR)
return FA_CREATE;
if (diskWhat != newWhat && dbWhat != REG && dbWhat != LINK)
return save;
else if (newWhat != dbWhat && diskWhat != dbWhat)
return save;
else if (dbWhat != newWhat)
return FA_CREATE;
else if (dbWhat != LINK && dbWhat != REG)
return FA_CREATE;
/*
* This order matters - we'd prefer to CREATE the file if at all
* possible in case something else (like the timestamp) has changed.
*/
memset(buffer, 0, sizeof(buffer));
if (dbWhat == REG) {
pgpHashAlgo oalgo, nalgo;
size_t odiglen, ndiglen;
const unsigned char * odigest, * ndigest;
odigest = rpmfiFDigest(ofi, &oalgo, &odiglen);
if (diskWhat == REG) {
if (rpmDoDigest(oalgo, fn, 0,
(unsigned char *)buffer, NULL))
return FA_CREATE; /* assume file has been removed */
if (odigest && !memcmp(odigest, buffer, odiglen))
return FA_CREATE; /* unmodified config file, replace. */
}
ndigest = rpmfiFDigest(nfi, &nalgo, &ndiglen);
/* Can't compare different hash types, backup to avoid data loss */
if (oalgo != nalgo || odiglen != ndiglen)
return save;
if (odigest && ndigest && !memcmp(odigest, ndigest, odiglen))
return FA_SKIP; /* identical file, don't bother. */
} else /* dbWhat == LINK */ {
const char * oFLink, * nFLink;
oFLink = rpmfiFLink(ofi);
if (diskWhat == LINK) {
if (readlink(fn, buffer, sizeof(buffer) - 1) == -1)
return FA_CREATE; /* assume file has been removed */
if (oFLink && rstreq(oFLink, buffer))
return FA_CREATE; /* unmodified config file, replace. */
}
nFLink = rpmfiFLink(nfi);
if (oFLink && nFLink && rstreq(oFLink, nFLink))
return FA_SKIP; /* identical file, don't bother. */
}
/*
* The config file on the disk has been modified, but
* the ones in the two packages are different. It would
* be nice if RPM was smart enough to at least try and
* merge the difference ala CVS, but...
*/
return save;
}
int rpmtsRun(rpmts ts, rpmps okProbs, rpmprobFilterFlags ignoreSet)
{
rpm_color_t tscolor = rpmtsColor(ts);
int i;
int rc = 0;
int totalFileCount = 0;
rpmfi fi;
fingerPrintCache fpc;
rpmps ps;
rpmtsi pi; rpmte p;
int numAdded;
int numRemoved;
void * lock = NULL;
int xx;
/* XXX programmer error segfault avoidance. */
if (rpmtsNElements(ts) <= 0)
return -1;
/* If we are in test mode, then there's no need for transaction lock. */
if (!(rpmtsFlags(ts) & RPMTRANS_FLAG_TEST)) {
lock = rpmtsAcquireLock(ts);
if (lock == NULL)
return -1; /* XXX W2DO? */
}
if (rpmtsFlags(ts) & RPMTRANS_FLAG_NOSCRIPTS)
(void) rpmtsSetFlags(ts, (rpmtsFlags(ts) | _noTransScripts | _noTransTriggers));
if (rpmtsFlags(ts) & RPMTRANS_FLAG_NOTRIGGERS)
(void) rpmtsSetFlags(ts, (rpmtsFlags(ts) | _noTransTriggers));
if (rpmtsFlags(ts) & RPMTRANS_FLAG_JUSTDB)
(void) rpmtsSetFlags(ts, (rpmtsFlags(ts) | _noTransScripts | _noTransTriggers));
/* if SELinux isn't enabled or init fails, don't bother... */
if (!rpmtsSELinuxEnabled(ts)) {
rpmtsSetFlags(ts, (rpmtsFlags(ts) | RPMTRANS_FLAG_NOCONTEXTS));
}
if (!(rpmtsFlags(ts) & RPMTRANS_FLAG_NOCONTEXTS)) {
char *fn = rpmGetPath("%{?_install_file_context_path}", NULL);
if (matchpathcon_init(fn) == -1) {
rpmtsSetFlags(ts, (rpmtsFlags(ts) | RPMTRANS_FLAG_NOCONTEXTS));
}
free(fn);
}
ts->probs = rpmpsFree(ts->probs);
ts->probs = rpmpsCreate();
/* XXX Make sure the database is open RDWR for package install/erase. */
{ int dbmode = (rpmtsFlags(ts) & RPMTRANS_FLAG_TEST)
? O_RDONLY : (O_RDWR|O_CREAT);
/* Open database RDWR for installing packages. */
if (rpmtsOpenDB(ts, dbmode)) {
rpmtsFreeLock(lock);
return -1; /* XXX W2DO? */
}
}
ts->ignoreSet = ignoreSet;
{ char * currDir = rpmGetCwd();
rpmtsSetCurrDir(ts, currDir);
currDir = _free(currDir);
}
(void) rpmtsSetChrootDone(ts, 0);
{ rpm_tid_t tid = (rpm_tid_t) time(NULL);
(void) rpmtsSetTid(ts, tid);
}
/* Get available space on mounted file systems. */
xx = rpmtsInitDSI(ts);
/* ===============================================
* For packages being installed:
* - verify package arch/os.
* - verify package epoch:version-release is newer.
* - count files.
* For packages being removed:
* - count files.
*/
rpmlog(RPMLOG_DEBUG, "sanity checking %d elements\n", rpmtsNElements(ts));
ps = rpmtsProblems(ts);
/* The ordering doesn't matter here */
pi = rpmtsiInit(ts);
/* XXX Only added packages need be checked. */
while ((p = rpmtsiNext(pi, TR_ADDED)) != NULL) {
rpmdbMatchIterator mi;
int fc;
if ((fi = rpmteFI(p)) == NULL)
continue; /* XXX can't happen */
fc = rpmfiFC(fi);
if (!(rpmtsFilterFlags(ts) & RPMPROB_FILTER_IGNOREARCH))
if (!archOkay(rpmteA(p)))
rpmpsAppend(ps, RPMPROB_BADARCH,
rpmteNEVRA(p), rpmteKey(p),
rpmteA(p), NULL,
NULL, 0);
if (!(rpmtsFilterFlags(ts) & RPMPROB_FILTER_IGNOREOS))
if (!osOkay(rpmteO(p)))
rpmpsAppend(ps, RPMPROB_BADOS,
rpmteNEVRA(p), rpmteKey(p),
rpmteO(p), NULL,
NULL, 0);
if (!(rpmtsFilterFlags(ts) & RPMPROB_FILTER_OLDPACKAGE)) {
Header h;
mi = rpmtsInitIterator(ts, RPMTAG_NAME, rpmteN(p), 0);
while ((h = rpmdbNextIterator(mi)) != NULL)
xx = ensureOlder(ts, p, h);
mi = rpmdbFreeIterator(mi);
}
if (!(rpmtsFilterFlags(ts) & RPMPROB_FILTER_REPLACEPKG)) {
mi = rpmtsInitIterator(ts, RPMTAG_NAME, rpmteN(p), 0);
xx = rpmdbSetIteratorRE(mi, RPMTAG_EPOCH, RPMMIRE_STRCMP,
rpmteE(p));
xx = rpmdbSetIteratorRE(mi, RPMTAG_VERSION, RPMMIRE_STRCMP,
rpmteV(p));
xx = rpmdbSetIteratorRE(mi, RPMTAG_RELEASE, RPMMIRE_STRCMP,
rpmteR(p));
if (tscolor) {
xx = rpmdbSetIteratorRE(mi, RPMTAG_ARCH, RPMMIRE_STRCMP,
rpmteA(p));
xx = rpmdbSetIteratorRE(mi, RPMTAG_OS, RPMMIRE_STRCMP,
rpmteO(p));
}
while (rpmdbNextIterator(mi) != NULL) {
rpmpsAppend(ps, RPMPROB_PKG_INSTALLED,
rpmteNEVRA(p), rpmteKey(p),
NULL, NULL,
NULL, 0);
break;
}
mi = rpmdbFreeIterator(mi);
}
/* Count no. of files (if any). */
totalFileCount += fc;
}
pi = rpmtsiFree(pi);
ps = rpmpsFree(ps);
/* The ordering doesn't matter here */
pi = rpmtsiInit(ts);
while ((p = rpmtsiNext(pi, TR_REMOVED)) != NULL) {
int fc;
if ((fi = rpmteFI(p)) == NULL)
continue; /* XXX can't happen */
fc = rpmfiFC(fi);
totalFileCount += fc;
}
pi = rpmtsiFree(pi);
/* Run pre-transaction scripts, but only if there are no known
* problems up to this point and not disabled otherwise. */
if (!((rpmtsFlags(ts) & (RPMTRANS_FLAG_BUILD_PROBS|RPMTRANS_FLAG_TEST|RPMTRANS_FLAG_NOPRE))
|| (rpmpsNumProblems(ts->probs) &&
(okProbs == NULL || rpmpsTrim(ts->probs, okProbs))))) {
rpmlog(RPMLOG_DEBUG, "running pre-transaction scripts\n");
runTransScripts(ts, RPMTAG_PRETRANS);
}
/* ===============================================
* Initialize transaction element file info for package:
*/
/*
* FIXME?: we'd be better off assembling one very large file list and
* calling fpLookupList only once. I'm not sure that the speedup is
* worth the trouble though.
*/
rpmlog(RPMLOG_DEBUG, "computing %d file fingerprints\n", totalFileCount);
numAdded = numRemoved = 0;
pi = rpmtsiInit(ts);
while ((p = rpmtsiNext(pi, 0)) != NULL) {
int fc;
if ((fi = rpmteFI(p)) == NULL)
continue; /* XXX can't happen */
fc = rpmfiFC(fi);
switch (rpmteType(p)) {
case TR_ADDED:
numAdded++;
/* Skip netshared paths, not our i18n files, and excluded docs */
if (fc > 0)
skipFiles(ts, p);
break;
case TR_REMOVED:
numRemoved++;
break;
}
}
pi = rpmtsiFree(pi);
if (!rpmtsChrootDone(ts)) {
const char * rootDir = rpmtsRootDir(ts);
xx = chdir("/");
if (rootDir != NULL && strcmp(rootDir, "/") && *rootDir == '/') {
/* opening db before chroot not optimal, see rhbz#103852 c#3 */
xx = rpmdbOpenAll(ts->rdb);
if (chroot(rootDir) == -1) {
rpmlog(RPMLOG_ERR, _("Unable to change root directory: %m\n"));
return -1;
}
}
(void) rpmtsSetChrootDone(ts, 1);
}
ts->ht = rpmFpHashCreate(totalFileCount/2+1, fpHashFunction, fpEqual,
NULL, NULL);
rpmFpHash symlinks = rpmFpHashCreate(totalFileCount/16+16, fpHashFunction, fpEqual, NULL, NULL);
fpc = fpCacheCreate(totalFileCount/2 + 10001);
/* ===============================================
* Add fingerprint for each file not skipped.
*/
pi = rpmtsiInit(ts);
while ((p = rpmtsiNext(pi, 0)) != NULL) {
int fc;
(void) rpmdbCheckSignals();
if ((fi = rpmteFI(p)) == NULL)
continue; /* XXX can't happen */
fc = rpmfiFC(fi);
(void) rpmswEnter(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), 0);
rpmfiFpLookup(fi, fpc);
/* collect symbolic links */
fi = rpmfiInit(fi, 0);
if (fi != NULL) /* XXX lclint */
while ((i = rpmfiNext(fi)) >= 0) {
struct rpmffi_s ffi;
char const *linktarget;
linktarget = rpmfiFLink(fi);
if (!(linktarget && *linktarget != '\0'))
continue;
if (XFA_SKIPPING(rpmfsGetAction(rpmteGetFileStates(p), i)))
continue;
ffi.p = p;
ffi.fileno = i;
rpmFpHashAddEntry(symlinks, rpmfiFpsIndex(fi, i), ffi);
}
(void) rpmswExit(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), fc);
}
pi = rpmtsiFree(pi);
/* ===============================================
* Check fingerprints if they contain symlinks
* and add them to the ts->ht hash table
*/
pi = rpmtsiInit(ts);
while ((p = rpmtsiNext(pi, 0)) != NULL) {
(void) rpmdbCheckSignals();
if ((fi = rpmteFI(p)) == NULL)
continue; /* XXX can't happen */
fi = rpmfiInit(fi, 0);
(void) rpmswEnter(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), 0);
if (fi != NULL) /* XXX lclint */
while ((i = rpmfiNext(fi)) >= 0) {
if (XFA_SKIPPING(rpmfsGetAction(rpmteGetFileStates(p), i)))
continue;
fpLookupSubdir(symlinks, ts->ht, fpc, p, i);
}
(void) rpmswExit(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), 0);
}
pi = rpmtsiFree(pi);
rpmFpHashFree(symlinks);
/* ===============================================
* Compute file disposition for each package in transaction set.
*/
rpmtsNotify(ts, NULL, RPMCALLBACK_TRANS_START, 6, ts->orderCount);
/* check against files in the rpmdb */
checkInstalledFiles(ts, fpc);
pi = rpmtsiInit(ts);
while ((p = rpmtsiNext(pi, 0)) != NULL) {
if ((fi = rpmteFI(p)) == NULL)
continue; /* XXX can't happen */
(void) rpmswEnter(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), 0);
/* check files in ts against each other and update disk space
needs on each partition for this package. */
handleOverlappedFiles(ts, p, fi);
/* Check added package has sufficient space on each partition used. */
if (rpmteType(p) == TR_ADDED) {
rpmtsCheckDSIProblems(ts, p);
}
(void) rpmswExit(rpmtsOp(ts, RPMTS_OP_FINGERPRINT), 0);
}
pi = rpmtsiFree(pi);
if (rpmtsChrootDone(ts)) {
const char * rootDir = rpmtsRootDir(ts);
const char * currDir = rpmtsCurrDir(ts);
if (rootDir != NULL && strcmp(rootDir, "/") && *rootDir == '/')
xx = chroot(".");
(void) rpmtsSetChrootDone(ts, 0);
if (currDir != NULL)
xx = chdir(currDir);
}
rpmtsNotify(ts, NULL, RPMCALLBACK_TRANS_STOP, 6, ts->orderCount);
/* ===============================================
* Free unused memory as soon as possible.
*/
pi = rpmtsiInit(ts);
while ((p = rpmtsiNext(pi, 0)) != NULL) {
rpmteSetFI(p, NULL);
}
pi = rpmtsiFree(pi);
fpc = fpCacheFree(fpc);
ts->ht = rpmFpHashFree(ts->ht);
/* ===============================================
* If unfiltered problems exist, free memory and return.
*/
if ((rpmtsFlags(ts) & RPMTRANS_FLAG_BUILD_PROBS)
|| (rpmpsNumProblems(ts->probs) &&
(okProbs == NULL || rpmpsTrim(ts->probs, okProbs)))
)
{
rpmtsFreeLock(lock);
return ts->orderCount;
}
/* Actually install and remove packages */
rc = rpmtsProcess(ts);
if (!(rpmtsFlags(ts) & (RPMTRANS_FLAG_TEST|RPMTRANS_FLAG_NOPOST))) {
rpmlog(RPMLOG_DEBUG, "running post-transaction scripts\n");
runTransScripts(ts, RPMTAG_POSTTRANS);
}
if (!(rpmtsFlags(ts) & RPMTRANS_FLAG_NOCONTEXTS)) {
matchpathcon_fini();
}
rpmtsFreeLock(lock);
/* FIX: ts->flList may be NULL */
if (rc)
return -1;
else
return 0;
}
int rpmVerifyFile(const rpmts ts, const rpmfi fi,
rpmVerifyAttrs * res, rpmVerifyAttrs omitMask)
{
rpm_mode_t fmode = rpmfiFMode(fi);
rpmfileAttrs fileAttrs = rpmfiFFlags(fi);
rpmVerifyAttrs flags = rpmfiVFlags(fi);
const char * fn = rpmfiFN(fi);
struct stat sb;
int rc;
*res = RPMVERIFY_NONE;
/*
* Check to see if the file was installed - if not pretend all is OK.
*/
switch (rpmfiFState(fi)) {
case RPMFILE_STATE_NETSHARED:
case RPMFILE_STATE_REPLACED:
case RPMFILE_STATE_NOTINSTALLED:
case RPMFILE_STATE_WRONGCOLOR:
return 0;
break;
case RPMFILE_STATE_NORMAL:
break;
}
if (fn == NULL || lstat(fn, &sb) != 0) {
*res |= RPMVERIFY_LSTATFAIL;
return 1;
}
/*
* Not all attributes of non-regular files can be verified.
*/
if (S_ISDIR(sb.st_mode))
flags &= ~(RPMVERIFY_MD5 | RPMVERIFY_FILESIZE | RPMVERIFY_MTIME |
RPMVERIFY_LINKTO | RPMVERIFY_CAPS);
else if (S_ISLNK(sb.st_mode)) {
flags &= ~(RPMVERIFY_MD5 | RPMVERIFY_FILESIZE | RPMVERIFY_MTIME |
RPMVERIFY_MODE | RPMVERIFY_CAPS);
#if CHOWN_FOLLOWS_SYMLINK
flags &= ~(RPMVERIFY_USER | RPMVERIFY_GROUP);
#endif
}
else if (S_ISFIFO(sb.st_mode))
flags &= ~(RPMVERIFY_MD5 | RPMVERIFY_FILESIZE | RPMVERIFY_MTIME |
RPMVERIFY_LINKTO | RPMVERIFY_CAPS);
else if (S_ISCHR(sb.st_mode))
flags &= ~(RPMVERIFY_MD5 | RPMVERIFY_FILESIZE | RPMVERIFY_MTIME |
RPMVERIFY_LINKTO | RPMVERIFY_CAPS);
else if (S_ISBLK(sb.st_mode))
flags &= ~(RPMVERIFY_MD5 | RPMVERIFY_FILESIZE | RPMVERIFY_MTIME |
RPMVERIFY_LINKTO | RPMVERIFY_CAPS);
else
flags &= ~(RPMVERIFY_LINKTO);
/*
* Content checks of %ghost files are meaningless.
*/
if (fileAttrs & RPMFILE_GHOST)
flags &= ~(RPMVERIFY_MD5 | RPMVERIFY_FILESIZE | RPMVERIFY_MTIME |
RPMVERIFY_LINKTO);
/*
* Don't verify any features in omitMask.
*/
flags &= ~(omitMask | RPMVERIFY_FAILURES);
if (flags & RPMVERIFY_MD5) {
const unsigned char *digest;
pgpHashAlgo algo;
size_t diglen;
/* XXX If --nomd5, then prelinked library sizes are not corrected. */
if ((digest = rpmfiFDigest(fi, &algo, &diglen))) {
unsigned char fdigest[diglen];
rpm_loff_t fsize;
rc = rpmDoDigest(algo, fn, 0, fdigest, &fsize);
sb.st_size = fsize;
if (rc) {
*res |= (RPMVERIFY_READFAIL|RPMVERIFY_MD5);
} else if (memcmp(fdigest, digest, diglen)) {
*res |= RPMVERIFY_MD5;
}
} else {
*res |= RPMVERIFY_MD5;
}
}
if (flags & RPMVERIFY_LINKTO) {
char linkto[1024+1];
int size = 0;
if ((size = readlink(fn, linkto, sizeof(linkto)-1)) == -1)
*res |= (RPMVERIFY_READLINKFAIL|RPMVERIFY_LINKTO);
else {
const char * flink = rpmfiFLink(fi);
linkto[size] = '\0';
if (flink == NULL || strcmp(linkto, flink))
*res |= RPMVERIFY_LINKTO;
}
}
if (flags & RPMVERIFY_FILESIZE) {
if (sb.st_size != rpmfiFSize(fi))
*res |= RPMVERIFY_FILESIZE;
}
if (flags & RPMVERIFY_MODE) {
rpm_mode_t metamode = fmode;
rpm_mode_t filemode;
/*
* Platforms (like AIX) where sizeof(rpm_mode_t) != sizeof(mode_t)
* need the (rpm_mode_t) cast here.
*/
filemode = (rpm_mode_t)sb.st_mode;
/*
* Comparing the type of %ghost files is meaningless, but perms are OK.
*/
if (fileAttrs & RPMFILE_GHOST) {
metamode &= ~0xf000;
filemode &= ~0xf000;
}
if (metamode != filemode)
*res |= RPMVERIFY_MODE;
#if WITH_ACL
/*
* For now, any non-default acl's on a file is a difference as rpm
* cannot have set them.
*/
acl_t facl = acl_get_file(fn, ACL_TYPE_ACCESS);
if (facl) {
if (acl_equiv_mode(facl, NULL) == 1) {
*res |= RPMVERIFY_MODE;
}
acl_free(facl);
}
#endif
}
if (flags & RPMVERIFY_RDEV) {
if (S_ISCHR(fmode) != S_ISCHR(sb.st_mode)
|| S_ISBLK(fmode) != S_ISBLK(sb.st_mode))
{
*res |= RPMVERIFY_RDEV;
} else if (S_ISDEV(fmode) && S_ISDEV(sb.st_mode)) {
rpm_rdev_t st_rdev = (sb.st_rdev & 0xffff);
rpm_rdev_t frdev = (rpmfiFRdev(fi) & 0xffff);
if (st_rdev != frdev)
*res |= RPMVERIFY_RDEV;
}
}
#if WITH_CAP
if (flags & RPMVERIFY_CAPS) {
/*
* Empty capability set ("=") is not exactly the same as no
* capabilities at all but suffices for now...
*/
cap_t cap, fcap;
cap = cap_from_text(rpmfiFCaps(fi));
if (!cap) {
cap = cap_from_text("=");
}
fcap = cap_get_file(fn);
if (!fcap) {
fcap = cap_from_text("=");
}
if (cap_compare(cap, fcap) != 0)
*res |= RPMVERIFY_CAPS;
cap_free(fcap);
cap_free(cap);
}
#endif
if ((flags & RPMVERIFY_MTIME) && (sb.st_mtime != rpmfiFMtime(fi))) {
/* Filter out timestamp differences of shared files */
rpmdbMatchIterator mi = rpmtsInitIterator(ts, RPMTAG_BASENAMES, fn, 0);
if (rpmdbGetIteratorCount(mi) < 2)
*res |= RPMVERIFY_MTIME;
rpmdbFreeIterator(mi);
}
if (flags & RPMVERIFY_USER) {
const char * name = uidToUname(sb.st_uid);
const char * fuser = rpmfiFUser(fi);
if (name == NULL || fuser == NULL || strcmp(name, fuser))
*res |= RPMVERIFY_USER;
}
if (flags & RPMVERIFY_GROUP) {
const char * name = gidToGname(sb.st_gid);
const char * fgroup = rpmfiFGroup(fi);
if (name == NULL || fgroup == NULL || strcmp(name, fgroup))
*res |= RPMVERIFY_GROUP;
}
return 0;
}
